CN110777453A - Fancy yarn splicing machine - Google Patents
Fancy yarn splicing machine Download PDFInfo
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- CN110777453A CN110777453A CN201911050953.8A CN201911050953A CN110777453A CN 110777453 A CN110777453 A CN 110777453A CN 201911050953 A CN201911050953 A CN 201911050953A CN 110777453 A CN110777453 A CN 110777453A
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- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000004804 winding Methods 0.000 claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims description 27
- 238000010008 shearing Methods 0.000 claims description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims 3
- 241001330002 Bambuseae Species 0.000 claims 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 3
- 239000011425 bamboo Substances 0.000 claims 3
- 238000010276 construction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000003086 colorant Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/38—Channels for feeding fibres to the yarn forming region
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/40—Removing running yarn from the yarn forming region, e.g. using tubes
Abstract
The invention discloses a fancy yarn splicing machine which comprises a feeding mechanism, a movable grabbing mechanism and a winding mechanism, wherein the feeding mechanism is arranged on the upper end of the feeding mechanism; the feeding mechanism comprises a bottom plate, the bottom plate is vertically and oppositely provided with two supports, a main shaft is arranged between the two supports, a wire head disc and a wire barrel disc are sequentially arranged on the main shaft, one end of the main shaft is connected with a main servo motor through a synchronous belt, and the main servo motor is arranged on the bottom plate; the movable grabbing mechanism comprises a base, a wire pushing device cylinder is arranged on the base, a wire pushing device is installed on the wire pushing device cylinder, the movable grabbing mechanism further comprises an air splicer opposite to the wire pushing device, an air splicer lifting cylinder is installed at the bottom of the air splicer, and a gripper assembly is arranged between the wire pushing device and the air splicer. The fancy yarn splicing machine solves the problems of low efficiency, large error and time and labor consuming operation in manual yarn splicing in the prior art.
Description
Technical Field
The invention belongs to the technical field of textile machinery, and particularly relates to a fancy yarn splicing machine.
Background
With the improvement of the quality of the national clothes and food, the fancy yarn industry of China is produced from the last 90 years. At present, China is always in the first world regardless of the production scale or the production yield of fancy yarns. The fancy yarn splicing machine has the functions of splicing yarns with different colors together in an air splicing mode, cutting off the yarns after the yarns are wound for a certain distance by a yarn winding machine, splicing the yarns with the other color and then winding the yarns. At present, there are two methods for splicing yarns: one is sectional dyeing, and the other is yarn splicing machine. Most of the existing yarn splicing machines manually grab yarns and place the yarns into an air twisting machine for splicing, and the method is low in efficiency and easy to generate manual errors. In order to improve the efficiency of producing fancy yarns and reduce the errors caused by operation in the production process, the fancy yarn splicing technology achieves semi-automation, and the method is a very worthy research direction.
Disclosure of Invention
The invention aims to provide a fancy yarn splicing machine, which solves the problems of low efficiency, large error and time and labor consuming operation in the process of manually splicing yarns in the prior art.
The fancy yarn splicing machine comprises a feeding mechanism, a movable grabbing mechanism and a winding mechanism which are arranged in parallel;
the feeding mechanism comprises a bottom plate, at least two supports are vertically and oppositely arranged on the bottom plate, a main shaft is arranged between the two supports, a wire head disc and a wire drum disc are sequentially arranged on the main shaft, and one end of the main shaft close to the wire drum disc is connected with a main servo motor arranged on the bottom plate through a synchronous belt;
the movable grabbing mechanism comprises a base, a wire pushing device cylinder is arranged on the base, a wire pushing device is arranged at the piston end of the wire pushing device cylinder, the movable grabbing mechanism further comprises an air splicer which is arranged opposite to the wire pushing device, an air splicer lifting cylinder is arranged at the bottom of the air splicer, and a gripper assembly is vertically arranged between the wire pushing device and the air splicer;
the winding mechanism comprises a table plate, a servo motor b and a threading plate, wherein a motor support is installed at the top of the table plate, an anti-overlapping groove drum is installed at the shaft end of the servo motor b, a yarn bobbin holder is installed on one side of a drum body of the anti-overlapping groove drum, and the anti-overlapping groove drum, the threading plate and the air splicer are sequentially arranged in parallel.
The invention is also characterized in that:
the top of the two supports is relatively provided with a main shaft support, the main shaft support is provided with a shaft hole, the main shaft is arranged in the shaft hole, the synchronous belt is parallel to the supports, the other end of the synchronous belt and the main servo motor are provided with a speed reducer fixedly connected to the bottom plate, the output end of the speed reducer is connected with the synchronous belt, and the input end of the speed reducer is connected with the shaft end of the main servo motor through a coupler.
The cross section of the thread end disk is circular, at least 5 pairs of circular holes a are circumferentially arranged on the thread end disk body, a supporting block a and a supporting block b are oppositely arranged in each circular hole a, guide rails are arranged between the supporting block a and the supporting block b in parallel, the end portions of the guide rails are fixedly connected with the inner walls of the circular holes a, a small servo motor is arranged at the top of the supporting block b, a small shaft support is installed at the top of the supporting block a, and the small servo motor is connected with the small shaft support through a slider-crank mechanism.
The crank block mechanism comprises an upper clamping slide block and a lower clamping slide block which have the same structure, the upper clamping slide block and the lower clamping slide block are respectively provided with a chute matched with the guide rail, the guide rail is clamped in the chute, one end of the upper clamping slide block is connected with an upper connecting rod through a pin, the same end of the lower clamping slide block is connected with a lower connecting rod through a pin, the other ends of the upper connecting rod and the lower connecting rod are respectively connected with the end part of a middle connecting rod through a pin, the middle part of the middle connecting rod is vertically provided with a small shaft, one end of the small shaft is arranged in a small shaft support, and the other end of the small shaft is connected with;
the other ends of the upper clamping slide block and the lower clamping slide block are vertically and oppositely provided with two plates, one end, close to the lower clamping slide block, of the plate of the upper clamping slide block is provided with a pressing block, one end, close to the upper clamping slide block, of the plate of the lower clamping slide block is provided with a pressing block groove matched with the pressing block, and the pressing block is installed in the pressing block groove; the plate body of the upper clamping slide block penetrates through the pressing block to be provided with an upper U-shaped groove, the plate body of the lower clamping slide block penetrates through the pressing block groove to be provided with a lower U-shaped groove, and the upper U-shaped groove and the lower U-shaped groove are arranged oppositely.
An infrared travel switch is arranged on the side surface of the upper clamping slide block.
The cross section of the bobbin disc is circular, the bobbin disc is provided with a round hole b corresponding to the round hole a of the bobbin disc, the round holes b close to the bottom plate are a first hole b and a second hole b respectively, a groove is formed in the bobbin disc body along the side wall of each round hole b, a vertical rod of a U-shaped bobbin column is installed in the groove in a matched mode, a yarn bobbin is installed on the other vertical rod of the bobbin column, a short rigid check block is installed at one end, close to the bobbin disc, of the bobbin column located in the groove, the other end of the bobbin column is provided with a long rigid check block, the short rigid check block located in the second hole b is in contact with a high rod, the short rigid check block is connected with a high rod cylinder through the high rod, the long rigid check block located in the first hole b is in contact with a low rod, the low rod cylinder is connected through the low rod; high pole cylinder and short pole cylinder are all placed in the backup pad, and the backup pad is installed at the bottom plate.
The wire pushing device comprises a T-shaped support, pneumatic fingers are mounted at two ends of a cross rod of the T-shaped support respectively, and a middle travel switch of the pneumatic fingers is mounted on the pneumatic fingers.
The air splicer groove a and the air splicer groove b are arranged at the top of the air splicer and are arranged in parallel and perpendicular to the pneumatic fingers.
The gripper assembly comprises a supporting frame, a ball screw outer box is arranged on the supporting frame, the ball screw outer box comprises a plate frame with a U-shaped cross section, the opening of the plate frame is upward, a round hole is formed in one vertical plate of the plate frame, a ball screw parallel to the air splicer groove a is installed in the ball screw outer box, one end of the ball screw is connected with a servo motor a through the round hole, the servo motor a is installed on the supporting frame, an angular contact bearing is arranged on the inner side of the other vertical plate of the plate frame, and the ball screw is installed in the angular contact bearing;
the wire grabbing hand supporting plate is installed at the tops of the two baffles, the wire grabbing hand supporting plate is provided with a wire grabbing hand cylinder, a piston rod of the wire grabbing hand cylinder is connected with a wire grabbing hand through a pin, the wire grabbing hand is parallel to the air splicing machine groove a and is arranged opposite to the round hole a of the thread end disc close to the bottom plate, and the wire grabbing hand is provided with a stroke switch of the wire grabbing hand gripping end.
The thread grabbing hand comprises a grabbing rod and a shearing blade, two ends of the shearing blade, which are far away from a shearing port, are provided with crossed rods, the grabbing rod comprises at least four connecting rods, wherein the same ends of the two connecting rods are connected with a piston rod of a thread grabbing hand cylinder through pins, the other ends of the two connecting rods are respectively connected with two same ends of the crossed connecting rods, the other two ends of the crossed connecting rods are respectively connected with two ends of the crossed rods of a shearing head through pins, the shearing blade is arc-shaped, and the shearing blade is sleeved with a rubber sleeve;
the fixed support is installed at the bottom of the intersection of the rod of the shearing edge, the fixed support is installed on the support plate of the thread grabbing hand, the movable support is installed at the bottom of the intersection of the connecting rods of the grabbing rod, and the movable support is located on the support plate of the thread grabbing hand.
A grooved drum shaft is arranged in the anti-overlapping grooved drum along the axis of the anti-overlapping grooved drum, grooved drum bearing seats are respectively arranged at two ends of the grooved drum shaft, the grooved drum bearing seats are arranged on the table plate, and one end of the grooved drum shaft is connected with the shaft end of a servo motor b through a coupling b;
the yarn bobbin holder comprises a connecting rod, one end of the connecting rod is connected with a yarn bobbin shaft close to the threading plate through a bearing, the yarn bobbin shaft is parallel to the axis of the anti-overlapping groove drum and is positioned obliquely above the axis of the anti-overlapping groove drum, the yarn bobbin is sleeved with a yarn bobbin, the other end of the connecting rod is fixedly connected with a vertical end of a seat with an L-shaped cross section, and the transverse end of the seat is connected with the connecting rod through a spring; the threading plate is provided with threading holes.
The invention has the beneficial effects that:
(1) the feeding mechanism disclosed by the fancy yarn splicing machine can install yarn barrels with various colors on a bobbin disk, and fix the yarn end of each yarn in the bobbin disk, and particularly, a crank is formed by rotating the middle connecting rod, the upper connecting rod and the lower connecting rod and then forms a crank sliding block mechanism with the upper clamping sliding block and the lower clamping sliding block, so that the vertical movement of the upper clamping sliding block and the lower clamping sliding block clamps and fixes the yarn ends, and a grabbing mechanism is conveniently moved to grab the required yarn;
(2) according to the movable grabbing mechanism disclosed by the fancy yarn splicing machine, the pneumatic fingers and the yarn grabbing hands are matched with each other, the yarn to be grabbed in the yarn end disc is moved to the air splicing machine, the original manual yarn grabbing is replaced, the production efficiency is improved, and the loss caused by misoperation in the production process is reduced;
(3) according to the winding mechanism disclosed by the fancy yarn splicing machine, the yarn barrel tangent to the anti-overlapping groove barrel rotates along with the anti-overlapping groove barrel by virtue of friction force when the anti-overlapping groove barrel rotates, the anti-overlapping groove on the anti-overlapping groove barrel enables yarns to be uniformly wound on the yarn barrel, and the efficiency of producing fancy yarns is improved.
Drawings
Fig. 1 is a front view of the fancy yarn splicing machine of the present invention;
FIG. 2 is a top view of the fancy yarn splicer of the present invention;
fig. 3 is a left side view of the fancy yarn splicing machine of the present invention;
FIG. 4 is a front view of a feeding mechanism of the fancy yarn splicing machine of the invention;
FIG. 5 is a top view of a feeding mechanism of the fancy yarn splicing machine of the invention;
FIG. 6 is a left side view of a feeding mechanism of the fancy yarn splicing machine of the invention;
FIG. 7 is a front view of the moving gripper mechanism of the fancy yarn splicing machine of the present invention;
FIG. 8 is a top view of the moving gripper mechanism of the fancy yarn splicing machine of the present invention;
fig. 9 is a left side view of the moving catching mechanism of the fancy yarn splicing machine of the present invention;
FIG. 10 is a front view of the winding mechanism of the fancy yarn splicer of the present invention;
FIG. 11 is a top view of the winding mechanism of the fancy yarn splicer of the present invention;
fig. 12 is a left side view of the winding mechanism of the fancy yarn splicing machine of the present invention;
fig. 13 is a partially enlarged view of the thread end plate circular hole a of the feeding mechanism of the fancy yarn splicing machine of the invention.
In the figure, 1, a main shaft, 2, an infrared travel switch, 3, a line head disc, 4, a line barrel disc, 5, a synchronous belt, 6, a speed reducer, 7, a main servo motor, 8, an upper connecting rod, 9, a middle connecting rod, 10, an upper clamping slide block, 11, a lower connecting rod, 12, a lower clamping slide block, 13, a guide rail, 16, a short rigid stop block, 17, a line barrel column, 18, a high-rod cylinder, 19, a low-rod cylinder, 20, a long rigid stop block, 21, a small servo motor, 22, a coupler a and 23 are small shafts;
24. the automatic thread pulling device comprises a thread pushing device cylinder, 25 pneumatic fingers, 26 pneumatic finger middle travel switches, 27 an air splicer, 28 air splicer grooves a, 29 air splicer grooves b, 30 air splicer lifting cylinders, 31 servo motors a, 32 thread grabbing hand cylinders, 33 ball screws, 34 thread grabbing hands and 35 travel switches at thread grabbing hand grabbing heads;
36. the yarn feeding device comprises a threading plate, 37 motor supports, 38 servo motors b and 39 couplers b and 40 anti-overlapping grooved drums, 41 yarn drum shafts, 42 connecting rods, 43 springs and 44 table plates.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The fancy yarn splicing machine comprises a feeding mechanism, a movable grabbing mechanism and a winding mechanism which are arranged in parallel; as shown in fig. 1, 2 and 3, the feeding mechanism comprises a bottom plate, at least two supports are vertically and oppositely arranged on the bottom plate, a main shaft 1 is arranged between the two supports, a bobbin disc 3 and a bobbin disc 4 are sequentially arranged on the main shaft 1, and one end of the main shaft 1 close to the bobbin disc 4 is connected with a main servo motor 7 arranged on the bottom plate through a synchronous belt 5;
the movable grabbing mechanism comprises a base, a wire pushing device cylinder 24 is arranged on the base, a wire pushing device is arranged at the piston end of the wire pushing device cylinder 24, the movable grabbing mechanism further comprises an air splicer 27 arranged opposite to the wire pushing device, an air splicer lifting cylinder 30 is arranged at the bottom of the air splicer 27, and a gripper assembly is vertically arranged between the wire pushing device and the air splicer 27;
the winding mechanism comprises a table plate 44, a servo motor b38 provided with a motor support 37 and a threading plate 36 are arranged at the top of the table plate 44, an anti-overlapping grooved drum 40 is arranged at the shaft end of the servo motor b38, a yarn bobbin holder is arranged on one side of the drum body of the anti-overlapping grooved drum 40, and the anti-overlapping grooved drum 40, the threading plate 36 and the air splicer 27 are sequentially arranged in parallel.
Further, the air conditioner is provided with a fan,
as shown in fig. 4, 5 and 6, the top of each of the two supports is provided with a spindle support, the spindle supports are provided with spindle holes, the spindle 1 is installed in the spindle holes, the synchronous belt 5 is parallel to the supports, a speed reducer 6 fixedly connected to the base plate is installed between the other end of the synchronous belt 5 and the main servo motor 7, the output end of the speed reducer 6 is connected with the synchronous belt 5, and the input end of the speed reducer 6 is connected with the shaft end of the main servo motor 7 through a coupling.
Further, the air conditioner is provided with a fan,
as shown in fig. 13, the cross section of the end plate 3 is circular, at least 5 pairs of circular holes a are circumferentially arranged on the body of the end plate 3, and the two circular holes a close to the bottom plate are a first hole a and a second hole a respectively; each round hole a is internally and oppositely provided with a supporting block a and a supporting block b, a guide rail 13 is arranged between the supporting block a and the supporting block b in parallel, the end part of the guide rail 13 is fixedly connected with the inner wall of the round hole a, the top of the supporting block b is provided with a small servo motor 21, the top of the supporting block a is provided with a small-shaft support, and the small servo motor 21 is connected with the small-shaft support through a crank slider mechanism.
The crank slider mechanism comprises an upper clamping slider 10 and a lower clamping slider 12 which are identical in structure, the bodies of the upper clamping slider 10 and the lower clamping slider 12 are respectively provided with a sliding groove matched with a guide rail 13, the guide rail 13 is clamped in the sliding groove, one end of the upper clamping slider 10 is connected with an upper connecting rod 8 through a pin, the same end of the lower clamping slider 12 is connected with a lower connecting rod 11 through a pin, the other ends of the upper connecting rod 8 and the lower connecting rod 11 are respectively connected with the end part of a middle connecting rod 9 through a pin, the middle part of the middle connecting rod 9 is vertically provided with a small shaft 23, one end of the small shaft 23 is arranged in a small shaft support, and the other end of the small shaft 23 is connected with the shaft end of;
the other ends of the upper clamping slide block 10 and the lower clamping slide block 12 are vertically and oppositely provided with two plates, one end, close to the lower clamping slide block 12, of the plate of the upper clamping slide block 10 is provided with a pressing block, one end, close to the upper clamping slide block 10, of the plate of the lower clamping slide block 12 is provided with a pressing block groove matched with the pressing block, and the pressing block is installed in the pressing block groove; the plate body of the upper clamping slide block 10 penetrates through the pressing block to be provided with an upper U-shaped groove, the plate body of the lower clamping slide block 12 penetrates through the pressing block groove to be provided with a lower U-shaped groove, and the upper U-shaped groove and the lower U-shaped groove are arranged oppositely.
The side surface of the upper clamping slide block 10 is provided with an infrared travel switch 2.
Further, the air conditioner is provided with a fan,
the cross section of the bobbin disk 4 is circular, the bobbin disk 4 is provided with a round hole b corresponding to the round hole a of the thread head disk 3, the round holes b close to the bottom plate are a first hole b and a second hole b respectively and correspond to the first hole a and the second hole a respectively, a groove is formed in the body of the bobbin disk 4 along the side wall of each round hole b, a vertical rod of a U-shaped bobbin column 17 is installed in the groove in a matching mode, a yarn bobbin is installed on the other vertical rod of the bobbin column 17, a short rigid stop block 16 is installed at one end, close to the bobbin disk 3, of the bobbin column 17 in the groove, the other end of the bobbin column is provided with a long rigid stop block 20, the short rigid stop block 16 in the second hole b is in contact with a high rod and is connected with a high rod cylinder 18 through the high rod, the long rigid stop block 20 in the first hole b is in contact with a low rod and is connected with a low rod cylinder 19 through the low rod, and the high; high pole cylinder 18 and short pole cylinder 19 are all placed in the backup pad, and the backup pad is installed at the bottom plate.
Further, the air conditioner is provided with a fan,
as shown in fig. 7, 8 and 9, the wire pushing device comprises a T-shaped support, and pneumatic fingers 25 are respectively mounted at two ends of a cross rod of the T-shaped support.
The top of the air splicer 27 is provided with an air splicer groove a28 and an air splicer groove b29, the air splicer groove a28 and the air splicer groove b29 are arranged in parallel and are perpendicular to the pneumatic finger 25, and the pneumatic finger 25 is provided with a pneumatic finger middle travel switch 26; the air splicer groove b29 is arranged opposite to the second hole a;
the gripper assembly comprises a supporting frame, a ball screw outer box is arranged on the supporting frame, the ball screw outer box comprises a plate frame with a U-shaped cross section, the opening of the plate frame faces upwards, a round hole is formed in one vertical plate of the plate frame, a ball screw 33 parallel to an air splicer groove a28 is installed in the ball screw outer box, one end of the ball screw 33 is connected with a servo motor a31 through the round hole, the servo motor a31 is installed on the supporting frame, an angular contact bearing is arranged on the inner side of the other vertical plate of the plate frame, and the ball screw 33 is installed in the angular contact bearing;
two baffles are vertically and oppositely arranged on a transverse plate of the outer box of the ball screw, a thread grabbing hand supporting plate is arranged at the tops of the two baffles, a thread grabbing hand cylinder 32 is arranged on the thread grabbing hand supporting plate, a piston rod of the thread grabbing hand cylinder 32 is connected with a thread grabbing hand 34 through a pin, the thread grabbing hand 34 is parallel to an air splicer groove a28 and is oppositely arranged with a hole a of a thread end disc 3 close to the bottom plate, and a stroke switch 35 of the thread grabbing hand at the thread grabbing head is arranged on the thread grabbing hand 34.
Further, the air conditioner is provided with a fan,
the thread grabbing hand 34 comprises a grabbing rod and a shearing blade, two ends of the shearing blade, which are far away from a shearing port, are provided with crossed rods, the grabbing rod comprises at least four connecting rods, wherein the same ends of the two connecting rods are connected with a piston rod of the thread grabbing hand cylinder 32 through pins, the other ends of the two connecting rods are respectively connected with two same ends of the crossed connecting rods, the other two ends of the crossed connecting rods are respectively connected with two ends of the crossed rods of the shearing head through pins, the shearing blade is arc-shaped, and the shearing blade is sleeved with a rubber sleeve;
the fixed support is installed at the bottom of the intersection of the rod of the shearing edge, the fixed support is installed on the support plate of the thread grabbing hand, the movable support is installed at the bottom of the intersection of the connecting rods of the grabbing rod, and the movable support is located on the support plate of the thread grabbing hand.
Further, the air conditioner is provided with a fan,
as shown in fig. 10, 11 and 12, a grooved drum shaft is installed in the anti-overlapping grooved drum 40 along the axis thereof, grooved drum bearing seats are respectively arranged at two ends of the grooved drum shaft, the grooved drum bearing seats are installed on the table, and one end of the grooved drum shaft is connected with the shaft end of the servo motor b38 through a coupling b 39;
the yarn bobbin frame comprises a connecting rod 42, one end of the connecting rod 42 is connected with a yarn bobbin shaft 41 close to the threading plate 36 through a bearing, the yarn bobbin shaft 41 is parallel to the axis of the anti-overlapping grooved drum 40 and is positioned above the axis of the anti-overlapping grooved drum 40 in an inclined mode, the yarn bobbin shaft 41 is sleeved with a yarn bobbin, the yarn bobbin is in contact with the anti-overlapping grooved drum 40, a plug is arranged at one end, away from the connecting rod 42, of the yarn bobbin shaft 41, the plug can prevent yarns from falling off during rotation, the other end of the connecting rod 42 is fixedly connected with a vertical end of a seat with an L-shaped cross section, the transverse end of the seat is connected with the connecting rod 42 through a spring 43, and the spring 43 is used for abutting the yarn bobbin;
the yarn barrel shaft 41, the threading plate 36 and the air splicer 27 are arranged in pairs; the notch of the air splicer slot b29 is arranged corresponding to the threading hole of the threading plate 36.
The main components of the fancy yarn splicing machine have the following functions:
a feeding mechanism: installing various yarn drums on a yarn drum column 17 of a yarn drum disk 4, pressing a yarn end of each yarn by an upper clamping slide block 10 and a lower clamping slide block 12 of a yarn head disk 3, and preparing for moving a grabbing mechanism to grab a required yarn;
timing pulley 5 and main shaft 1: the bobbin disc 4 and the thread head disc 3 are controlled to rotate simultaneously, so that the synchronous rotary feeding function is realized;
high-stalk cylinder 18 and low-stalk cylinder 19: after splicing the yarns by air, recovering the excessive yarn ends;
a crank block mechanism: the small servo motor 21 controls the small shaft 23 to rotate through the coupler 22, the small shaft 23 drives the middle connecting rod 9 to rotate, the middle connecting rod 9 and the upper connecting rod 8 and the lower connecting rod 11 which are connected with the middle connecting rod 9 form a crank, and the crank and the upper clamping slide block 10 and the lower clamping slide block 12 form a crank slide block mechanism, so that the upper clamping slide block 10 and the lower clamping slide block 12 vertically move to clamp and fix the thread end;
a winding mechanism: when the servo motor b38 drives the anti-overlapping groove drum 40 to rotate, the yarn drum tangent to the anti-overlapping groove drum 40 is driven to rotate by virtue of friction force, and the anti-overlapping groove drum 40 is provided with the anti-overlapping groove, so that the yarn can be uniformly wound; one end of the yarn barrel is provided with a plug which can prevent the yarn from falling off when rotating; a spring 43 is provided under the bobbin, and the bobbin abuts against the anti-overlapping groove drum 40 by its elastic force.
The fancy yarn splicing machine of the invention has the working principle as follows:
(1) firstly, putting yarn cylinders with different colors on a yarn cylinder column 17 of a yarn cylinder disk 4 and fixing, respectively leading the thread ends of the yarn cylinders into a pressing block groove of a lower clamping sliding block 12 of a thread end disk 3, and pressing tightly through a pressing block; pulling out the yarn end in the second hole a, passing through an air splicer groove b29, passing through the threading hole of the threading plate 36 and winding on a yarn barrel close to the anti-overlapping groove barrel 40;
(2) controlling all the residual wire cylinder columns 17 to contact the short rigid stop 16, pressing down a travel switch in the short rigid stop 16, and leading all the residual yarns into a pressing block groove of the lower clamping slide block 12 of the bobbin disk 3; at this time, the small servo motor 21 is started, the small shaft 23 is controlled to rotate through the coupler a22, and the middle connecting rod 9 is driven to rotate; the middle connecting rod 9, the upper connecting rod 8 and the lower connecting rod 11 form a crank, and form a crank-slider mechanism together with the upper clamping slider 10 and the lower clamping slider 12; all the residual yarns of the thread end disc 3 are clamped and fixed through the vertical movement of the upper clamping slide block 10 and the lower clamping slide block 12;
(3) starting a servo motor b38, driving the anti-overlapping groove drum 40 to rotate through the coupler 39, and driving the yarn drum to rotate by virtue of friction force; at the moment, the yarn bobbin starts to wind yarn, and when the yarn is wound to a certain length, the servo motor 38 stops rotating and the winding stops; controlling the air splicer 27 to automatically cut off the yarns, and stopping the broken ends of the yarns in the air splicer groove b 29;
(4) starting a servo motor a31, controlling the ball screw 33 to rotate, further driving the gripper assembly to move to the thread end of the first hole a of the thread end disc 3, stopping the ball screw 33 to advance at the moment, recovering the piston of the thread gripper cylinder 32, driving the thread gripper 34 to grip the thread end of the first hole a and then close the thread end; meanwhile, the low-bar cylinder 19 of the bobbin disk 4 pushes the bobbin column 17 with the yarn bobbin in the first hole b to the long rigid stop 20 and presses down the travel switch in the long rigid stop 20; at the moment, the upper clamping slide block 10 and the lower clamping slide block 12 in the first hole a in the thread end disc 3 are opened, and after the end part of the thread grabbing hand 34 is withdrawn to the position of the infrared travel switch 2, the upper clamping slide block 10 and the lower clamping slide block 12 are semi-closed, so that the yarn cannot be clamped at the designated position by the upper clamping slide block 10 and the lower clamping slide block 12 due to air twist and yarn position offset in a winding state; at this time, the servo motor a31 is controlled to rotate reversely, and the ball screw 33 drives the thread grabbing hand 34 to move to the initial position;
(5) the air cylinder 24 of the yarn pushing device is controlled to drive the pneumatic finger 25 to move towards the air splicer 27, when the yarn in the thread grabbing hand 34 is located at the middle position of the connection line of the two pneumatic fingers 25, the two pneumatic fingers 25 are closed simultaneously, at the moment, the thread pushing device cylinder 24 stops pushing temporarily, the thread grabbing hand 34 is controlled by the thread grabbing hand cylinder 32 to release the yarn, when the thread grabbing hand 34 is released to the initial position, the thread pushing device cylinder 24 is controlled to continue moving towards the air splicer 27 until the thread grabbing hand reaches the position right above the air splicer groove a28, the thread pushing device cylinder 24 stops pushing, meanwhile, the air splicer lifting cylinder 30 pushes the air splicer 27 to move upwards, when the air splicer slot a28 contacts the yarn, the air splicer lift cylinder 30 is controlled to stop moving, at which time, the pneumatic finger 25 is released, simultaneously, the yarn of the air splicer groove b29 and the yarn of the air splicer groove a28 automatically start to be spliced in the air splicer groove b 29;
(6) the servo motor b38 is restarted, the anti-overlapping groove drum 49 is driven to rotate through the coupler b39, the yarn drum is driven to rotate by means of friction force, yarn is wound, and meanwhile the air cylinder 24 of the yarn pushing device returns to the initial position; after the yarn is wound to the required length, a cutting device in the air splicer 27 automatically cuts the yarn to complete one-time yarn winding;
(7) the main shaft 1 is driven to rotate the bobbin disc 3 and the bobbin disc 4 through the main servo motor 7, the speed reducer 6 and the synchronous belt transmission 5, so that the first hole a of the bobbin disc 3 is turned to the position of the second hole a, the first hole b of the bobbin disc 4 is turned to the position of the second hole b, and the second hole a and the second hole b are arranged oppositely; controlling a high-rod cylinder 18 to push a bobbin column 17 of a second hole b in the bobbin disk 4 to a short rigid stop block 16 and press down a travel switch in the bobbin column, wherein at the moment, an upper clamping slide block 10 and a lower clamping slide block 12 in a second hole a in the thread end disk 3 are completely closed and clamped, and redundant yarns cut by an air twisting machine 27 are recovered; repeating the processes of (4) to (6) and starting to wind the yarn for the next time; until the required yarn is reached.
The fancy yarn splicing machine comprises the following main components in types:
the main servo motor 7 adopts a Siemens 1FW3208 servo motor; the reducer 6 is a GRF47 type reducer; the small servo motor 21 is a loose A5 series small servo motor with the model number of MSME022G 1; the high-rod cylinder 18 and the low-rod cylinder 19 adopt QGCXZ25-100 small cylinders; the travel switches in the short rigid baffle 16 and the long rigid baffle 20 are YBLXW-5/11G1 Zhengtai microswitch roller micro travel switches; the infrared travel switch is of an LX-5M type; the internal power supply of the wire head disc 3 adopts a through hole type conductive slip ring with the model number of H150248-1010-08S; the ball screw 33 is a ball screw with the model of SFU 1204; the servo motor a31 is a loose servo motor with the model of MHMF042L1U 2M; the wire grabbing hand cylinder 32 is an NSC cylinder; the air twisting machine 27 is a Yinshen brand 95 type air twisting machine; the air splicer lifting cylinder 30 is an air cylinder with the model number of SC40 multiplied by 100-S; the pneumatic finger 25 is a pneumatic finger with the model number of MHZ2-20D (N); the wire pushing device cylinder 24 is an air cylinder with the model number of SC32 multiplied by 370-S; the servo motor b38 is a JSF60-15-30-CF-1000 type servo motor; the coupling is selected from GY 112 × 32/J127 × 12, GB/T5843-2003.
Claims (10)
1. The fancy yarn splicing machine is characterized by comprising a feeding mechanism, a movable grabbing mechanism and a winding mechanism which are arranged in parallel;
the feeding mechanism comprises a bottom plate, at least two supports are vertically and oppositely arranged on the bottom plate, a main shaft (1) is arranged between the two supports, a wire head disc (3) and a wire drum disc (4) are sequentially arranged on the main shaft (1), and one end of the main shaft (1) close to the wire drum disc (4) is connected with a main servo motor (7) arranged on the bottom plate through a synchronous belt (5);
the movable grabbing mechanism comprises a base, a wire pushing device cylinder (24) is arranged on the base, a wire pushing device is mounted at the piston end of the wire pushing device cylinder (24), the movable grabbing mechanism further comprises an air twisting machine (27) arranged opposite to the wire pushing device, an air twisting machine lifting cylinder (30) is arranged at the bottom of the air twisting machine (27), and a grabbing hand assembly is vertically arranged between the wire pushing device and the air twisting machine (27);
winding mechanism includes table (44), table (44) top is provided with servo motor b (38) and threading board (36) of installing motor support (37), the axle head of servo motor b (38) is installed and is prevented folding groove section of thick bamboo (40), the yarn bobbin creel is installed to barrel one side of preventing folding groove section of thick bamboo (40), prevent folding groove section of thick bamboo (40), threading board (36) and air splicer (27) parallel arrangement in proper order.
2. Fancy yarn splicing machine according to claim 1, wherein a spindle support is oppositely arranged at the top of each of the two supports, a shaft hole is arranged on each spindle support, the spindle (1) is arranged in the shaft hole, the synchronous belt (5) is parallel to the supports, a speed reducer (6) fixedly connected to the bottom plate is arranged between the other end of the synchronous belt (5) and the main servo motor (7), the output end of the speed reducer (6) is connected with the synchronous belt (5), and the input end of the speed reducer (6) is connected with the shaft end of the main servo motor (7) through a coupling.
3. Fancy yarn splicing machine according to claim 1, wherein the cross section of the thread end disc (3) is circular, the body of the thread end disc (3) is circumferentially provided with at least 5 pairs of circular holes a, each circular hole a is internally provided with a supporting block a and a supporting block b, a guide rail (13) is arranged between the supporting block a and the supporting block b in parallel, the ends of the guide rail (13) are fixedly connected with the inner wall of the circular hole a, the top of the supporting block b is provided with a small servo motor (21), the top of the supporting block a is provided with a small shaft support, and the small servo motor (21) is connected with the small shaft support through a crank slider mechanism.
4. Fancy yarn splicing machine according to claim 3, wherein the slider-crank mechanism comprises an upper clamping slider (10) and a lower clamping slider (12) of identical construction, the upper clamping slide block (10) and the lower clamping slide block (12) are provided with sliding chutes matched with the guide rails (13), the guide rail (13) is clamped in the sliding groove, one end of the upper clamping slide block (10) is connected with an upper connecting rod (8) through a pin, the same end of the lower clamping slide block (12) is connected with a lower connecting rod (11) through a pin, the other ends of the upper connecting rod (8) and the lower connecting rod (11) are respectively connected with the end part of the middle connecting rod (9) through a pin, a small shaft (23) is vertically arranged in the middle of the middle connecting rod (9), one end of the small shaft (23) is arranged in the small shaft support, the other end of the small shaft (23) is connected with the shaft end of the small servo motor (21) through a coupling a (22);
the other ends of the upper clamping slide block (10) and the lower clamping slide block (12) are vertically and oppositely provided with two plates, one end, close to the lower clamping slide block (12), of the plate of the upper clamping slide block (10) is provided with a pressing block, one end, close to the upper clamping slide block (10), of the plate of the lower clamping slide block (12) is provided with a pressing block groove matched with the pressing block, and the pressing block is arranged in the pressing block groove; the plate body of the upper clamping slide block (10) is provided with an upper U-shaped groove through the pressing block, the plate body of the lower clamping slide block (12) is provided with a lower U-shaped groove through the pressing block groove, and the upper U-shaped groove and the lower U-shaped groove are oppositely arranged; and an infrared travel switch (2) is arranged on the side surface of the upper clamping slide block (10).
5. Fancy yarn splicing machine according to claim 3, wherein the cross section of the bobbin disc (4) is circular, the bobbin disc (4) is provided with a circular hole b corresponding to the circular hole a of the end disc (3), and the two circular holes b close to the bottom plate are respectively a first hole b and a second hole b; a groove is formed in the side wall of each round hole b to the bobbin disc (4) body, a vertical rod of a U-shaped bobbin column (17) is installed in the groove in a matched mode, a yarn bobbin is installed on the other vertical rod of the bobbin column (17), one end, close to the bobbin disc (3), of the bobbin column (17) located in the groove is provided with a short rigid stop block (16), the other end of the bobbin column is provided with a long rigid stop block (20), the short rigid stop block (16) located in the second hole b is in contact with a high rod and is connected with a high rod air cylinder (18) through the high rod, the long rigid stop block (20) located in the first hole b is in contact with a low rod, the low rod air cylinder (19) is connected through the low rod, and the high rod and the low rod are type 7 rods; the high-pole cylinder (18) and the low-pole cylinder (19) are both arranged on the supporting plate, and the supporting plate is arranged on the bottom plate.
6. Fancy yarn splicing machine according to claim 1, wherein the yarn pushing device comprises a T-shaped support, pneumatic fingers (25) are respectively mounted at two ends of a cross bar of the T-shaped support, and a pneumatic finger middle travel switch (26) is mounted on each pneumatic finger (25).
7. Fancy yarn splicing machine according to claim 6, wherein an air splicer groove a (28) and an air splicer groove b (29) are provided on top of the air splicer (27), and the air splicer groove a (28) and the air splicer groove b (29) are arranged in parallel and perpendicular to the pneumatic finger (25).
8. The fancy yarn splicing machine according to claim 7, wherein the gripper assembly comprises a support frame, a ball screw outer box is arranged on the support frame, the ball screw outer box comprises a plate frame with a U-shaped cross section, the opening of the plate frame faces upwards, a circular hole is formed in one vertical plate of the plate frame, a ball screw (33) parallel to the air splicer groove a (28) is installed in the ball screw outer box, one end of the ball screw (33) is connected with a servo motor a (31) through the circular hole, the servo motor a (31) is installed on the support frame, an angular contact bearing is arranged on the inner side of the other vertical plate of the plate frame, and the ball screw (33) is installed in the angular contact bearing;
perpendicular and relative two baffles that are provided with on the diaphragm of ball outer container, the top of two baffles is installed and is grabbed line hand backup pad, grab line hand backup pad is installed and is grabbed line hand cylinder (32), the piston rod of grabbing line hand cylinder (32) has grab line hand (34) through the pin joint, grab line hand (34) are parallel with air splicer groove a (28), and set up relatively with the round hole an of the end of a thread dish (3) that is close to the bottom plate, grab line hand (34) are installed and are grabbed line hand grab head department travel switch (35).
9. Fancy yarn splicing machine according to claim 8, wherein the thread grabbing hand (34) comprises a grabbing rod and a shearing blade, the two ends of the shearing blade far away from the shearing opening are provided with crossed rods, the grabbing rod comprises at least four connecting rods, wherein the same ends of the two connecting rods are connected with the piston rod of the thread grabbing hand cylinder (32) through pins, the other ends of the two connecting rods are respectively connected with the same ends of the crossed connecting rods, the other two ends of the crossed connecting rods are respectively connected with the two ends of the crossed rods of the shearing head through pins, the shearing blade is arc-shaped, and the shearing blade is sleeved with a rubber sleeve;
fixed pillars are installed at the bottom of the intersection of the rod of the shearing blade, the fixed pillars are installed on the supporting plate of the thread grabbing hand, movable pillars are installed at the bottom of the intersection of the connecting rods of the cross arrangement of the grabbing rod, and the movable pillars are located on the supporting plate of the thread grabbing hand.
10. The fancy yarn splicing machine according to claim 1, wherein a grooved drum shaft is arranged in the anti-overlapping grooved drum (40) along the axis of the anti-overlapping grooved drum, grooved drum bearing seats are respectively arranged at two ends of the grooved drum shaft, the grooved drum bearing seats are arranged on the table plate, and one end of the grooved drum shaft is connected with the shaft end of the servo motor b (38) through a coupling b (39);
the yarn bobbin frame comprises a connecting rod (42), one end of the connecting rod (42) is connected with a yarn bobbin shaft (41) close to the threading plate (36) through a bearing, the yarn bobbin shaft (41) is parallel to the axis of the anti-overlapping groove bobbin (40) and is positioned above the axis of the anti-overlapping groove bobbin (40) in an inclined mode, the yarn bobbin shaft (41) is sleeved with the yarn bobbin, the other end of the connecting rod (42) is fixedly connected with a vertical end of a seat with an L-shaped cross section, and the transverse end of the seat is connected with the connecting rod (42) through a spring (43); the threading plate (36) is provided with threading holes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050953.8A CN110777453B (en) | 2019-10-31 | 2019-10-31 | Fancy yarn splicing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911050953.8A CN110777453B (en) | 2019-10-31 | 2019-10-31 | Fancy yarn splicing machine |
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| CN110777453B CN110777453B (en) | 2021-09-14 |
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