CN114525618B - Yarn gripper for air jet loom - Google Patents
Yarn gripper for air jet loom Download PDFInfo
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- CN114525618B CN114525618B CN202210324003.5A CN202210324003A CN114525618B CN 114525618 B CN114525618 B CN 114525618B CN 202210324003 A CN202210324003 A CN 202210324003A CN 114525618 B CN114525618 B CN 114525618B
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/28—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed
- D03D47/30—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed by gas jet
- D03D47/3066—Control or handling of the weft at or after arrival
- D03D47/308—Stretching or holding the weft
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/04—Auxiliary apparatus combined with or associated with looms for treating weft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention provides a yarn gripper for an air-jet loom, which comprises a bottom plate arranged below yarns, wherein the upper end of the bottom plate is fixedly connected with an installation box, the upper end of the bottom plate is fixedly connected with an installation block positioned at one side of the installation box, one side of the installation box is provided with an installation plate, the side wall of the installation plate is fixedly connected with a driving rod, the tail end of the driving rod penetrates through the installation box and extends into the installation box, the side walls of the installation plate and the installation block are fixedly connected with yarn gripping blocks, and a driving mechanism capable of driving the driving rod to reciprocate is arranged in the installation box. The yarn clamping device can tighten the loose yarn part in the yarn clamping process, and the problem of limiting the yarn is solved.
Description
Technical Field
The invention relates to the technical field of textile equipment, in particular to a yarn gripper for an air jet loom.
Background
The air jet loom is one of textile modes, and is applied to industrial production in the last 70 th century, and after years of improvement and production, the air jet loom can realize high-speed textile production and has the advantages of low material consumption, high efficiency, low noise and the like.
The yarn gripper is an important component of the air-jet loom, which is used for intermittently gripping fabrics during weft insertion to provide tension and prevent untwisting, but the yarn at the feeding end of the yarn gripper can be rapidly shaken under the action of force at the moment of clamping and releasing during the yarn gripping process, dust Mao Zhen adhered to the surface of the yarn gripper can fall off during the shaking process, the floating of the yarn gripper can influence the production, the yarn deviates from a preset position during the shaking process, unified and accurate processing cannot be realized, and the yarn gripper for the air-jet loom is required for the conditions.
Disclosure of Invention
In view of the above problems, the present invention provides a yarn gripper for an air jet loom, which can tighten a loose yarn portion during yarn gripping, and solve the problem of yarn restriction.
In order to solve the problems, the invention adopts the following technical scheme:
the yarn gripper for the air jet loom comprises a bottom plate arranged below yarns, wherein the upper end of the bottom plate is fixedly connected with an installation box, the upper end of the bottom plate is fixedly connected with an installation block positioned at one side of the installation box, one side of the installation box is provided with an installation plate, the side wall of the installation plate is fixedly connected with a driving rod, the tail end of the driving rod penetrates through the installation box and extends into the installation box, the side walls of the installation plate and the installation block are fixedly connected with yarn gripping blocks, and a driving mechanism capable of driving the driving rod to reciprocate is arranged in the installation box;
the yarn pressing device comprises a base plate, and is characterized in that a first mounting frame and a second mounting frame are fixedly connected to the upper end of the base plate, two yarn pressing barrels are mounted between the first mounting frame and the second mounting frame, the two yarn pressing barrels are respectively located on the upper side and the lower side of yarn, a yarn pressing mechanism capable of driving the yarn pressing barrels to move is arranged on the base plate, and the yarn pressing mechanism can limit the yarn in the yarn clamping process.
Preferably, the driving mechanism comprises a first motor fixed in the mounting box, the tail end of an output shaft of the first motor is fixedly connected with a cam, the cam is positioned on one side of the driving rod and matched with the driving rod, and a first spring is connected between the mounting plate and the outer wall of the mounting box.
Preferably, the yarn pressing mechanism comprises a first limiting frame positioned on the first side of the two yarn pressing barrels, two sleeves are fixedly connected to the first limiting frame, telescopic rotating shafts are connected to the inner ends of the sleeves in a rotating mode, the telescopic tail ends of the telescopic rotating shafts are fixedly connected with the side walls of the two yarn pressing barrels respectively, the first sleeve is rotationally connected with the second mounting frame, a torsion spring is connected between the first limiting frame and the second mounting frame, a pulling pipe positioned below the first limiting frame is fixedly connected to the upper end of the bottom plate, a first piston is connected to the pulling pipe in a sliding mode, a pulling rod is fixedly connected to the upper end of the first piston, the tail ends of the pulling rod penetrate the pulling pipe, the tail ends of the pulling rod are connected with the first limiting frame through ropes, and a control mechanism capable of driving the pulling rod to move is arranged in the mounting block.
Preferably, the control mechanism comprises a control tube embedded in the mounting block, a second piston is slidably connected in the control tube, a second spring is connected between the second piston and the inner wall of the control tube, the control tube is communicated with the pulling tube through a connecting tube, the second piston is magnetic, and a magnet matched with the second piston is embedded in the mounting plate.
Preferably, two telescopic rotating shaft base ends are fixedly connected with belt wheels, two belt wheels are sleeved with belts, a second motor is fixedly connected to the second mounting frame, the tail end of an output shaft of the second motor is fixedly connected with one belt wheel, and the belt wheel is located on one side of the sleeve.
Preferably, the surface of the yarn pressing cylinder is provided with a plurality of hair sucking openings, the hair sucking openings are communicated with a negative pressure pipe, and the negative pressure pipe is externally connected with negative pressure equipment.
Preferably, the first mounting bracket is fixedly connected with an adjusting pipe, a third piston is connected in the adjusting pipe in a sliding manner, an adjusting rod is fixedly connected to the side wall of the third piston, two second limiting brackets are arranged on the second side of the yarn pressing cylinder, the tail end of the adjusting rod penetrates through the adjusting pipe and is rotationally connected with the second limiting brackets, a first pipeline and a second pipeline are communicated with each other through the pulling pipe, check valves are arranged in the first pipeline and the second pipeline, the tail end of the first pipeline is communicated with the adjusting pipe, a third spring is connected between the third piston and the inner wall of the adjusting pipe, and a pressure release mechanism capable of controlling the position of the third piston is arranged on one side of the adjusting pipe.
Preferably, the pressure release mechanism comprises a pressure release pipe fixedly connected with one side of the adjusting pipe, a fourth piston is slidably connected in the pressure release pipe, a trigger rod is fixedly connected to the side wall of the fourth piston, the tail end of the trigger rod extends into the adjusting pipe, the adjusting pipe is communicated with the pressure release pipe through a liquid outlet pipe, and the side wall of the pressure release pipe is communicated with a liquid outlet pipe.
Preferably, a pair of clamping plates made of elastic materials are arranged in the pressure relief pipe, the first clamping plate is fixedly connected with the pressure relief pipe, and the second clamping plate is fixedly connected with the trigger rod.
The beneficial effects of the invention are as follows:
1. through setting up two yarn pressing barrels and be equipped with on the yarn pressing barrel and inhale the burr, when yarn passed between two yarn pressing barrels, yarn pressing barrel can adsorb the dirt hair on yarn surface, guarantees the local clean and tidy of yarn clamp, guarantees normal production.
2. Through setting up yarn pressing mechanism can be near the in-process of yarn pressing to first spacing in the middle of two yarn clamping pieces, and then can make the position of yarn pressing section of thick bamboo change, support the yarn and press, it is spacing to the loose yarn of pay-off end, guaranteed the stability of yarn at the transportation, standardize yarn pressing process.
3. Through setting up second motor and two band pulleys can make two yarn pressing section of thick bamboo synchronous rotations, strengthen the clearance to yarn surface dirt hair, guarantee neatly.
4. Through setting up structures such as governing pipe, pressure release pipe, it can control the reciprocating motion of yarn section of thick bamboo law, further strengthened the clearance effect to yarn surface, guarantees the normal production of yarn.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of the invention at A;
FIG. 3 is a schematic perspective view of a yarn pressing cylinder of the invention;
FIG. 4 is a schematic view of the internal structure of the regulator tube and the pressure relief tube according to the present invention;
FIG. 5 is a schematic view of the internal structure of the control tube according to the present invention;
FIG. 6 is a schematic view of the inner structure of the pulling tube according to the present invention;
FIG. 7 is a schematic top view of the present invention;
fig. 8 is a schematic side view of the present invention.
In the figure: 1 bottom plate, 2 mounting boxes, 3 limit lugs, 4 yarns, 5 mounting blocks, 6 yarn clamping blocks, 7 mounting plates, 8 driving rods, 9 first springs, 10 first mounting frames, 11 second mounting frames, 12 pulling pipes, 13 second motors, 14 adjusting pipes, 15 sleeves, 16 telescopic rotating shafts, 17 yarn pressing cylinders, 18 first pipelines, 19 adjusting pipes, 20 third pistons, 21 pressure relief pipes, 22 liquid outlet pipes, 23 liquid outlet pipes, 24 fourth pistons, 25 trigger rods, 26 clamping plates, 27 control pipes, 28 second pistons, 29 second springs, 30 connecting pipes, 31 second pipelines, 32 first pistons, 33 third springs, 34 pulling rods, 35 ropes, 36 pulleys, 37 first limiting frames and 38 second limiting frames.
Detailed Description
The invention will be further described with reference to the drawings and examples.
Referring to fig. 1-8, a yarn gripper for air jet loom, including installing in the bottom plate 1 of yarn 4 below, bottom plate 1 upper end fixedly connected with installation box 2, bottom plate 1 upper end fixedly connected with is located installation piece 5 of installation box 2 one side, installation box 2 one side is equipped with mounting panel 7, 7 lateral wall fixedly connected with actuating lever 8 of mounting panel, actuating lever 8 terminal runs through installation box 2 and extends to its inside, the equal fixedly connected with yarn clamping piece 6 of mounting panel 7 and installation piece 5 lateral wall, install spacing ear 3 in bottom plate 1 upper end, two spacing ears 3 are located the both sides of two yarn clamping pieces 6, open spacing mouthful on spacing ear 3, yarn 4 enters into between two yarn clamping pieces 6 through two spacing ears 3, two spacing ears 3 can realize the further spacing to yarn 4, the stability of yarn 4 in the middle of the process of walking the line has been guaranteed.
Be equipped with the actuating mechanism that can drive actuating lever 8 reciprocating motion in the mounting box 2, actuating mechanism is including being fixed in the inside first motor of mounting box 2, first motor output shaft end fixedly connected with cam, the cam is located actuating lever 8 one side and cooperates with it, be connected with first spring 9 between mounting panel 7 and the mounting box 2 outer wall, can protruding one side promote actuating lever 8 and remove towards the 5 direction of installation piece in the middle of the first motor drives cam pivoted in the process, and then realize the process of extrusion yarn clamp between two yarn clamp pieces 6, when cam other side rotates to actuating lever 8 one side, the return stroke motion of pulling mounting panel 7 under the effect of first spring 9 this moment, thereby realized the reciprocating motion process of mounting panel 7, the yarn clamp function of two yarn clamp pieces 6 has been accomplished.
The bottom plate 1 upper end fixedly connected with first mounting bracket 10 and second mounting bracket 11, install two yarn pressing section of thick bamboo 17 between first mounting bracket 10 and the second mounting bracket 11, two yarn pressing section of thick bamboo 17 are located the upper and lower both sides of yarn 4 respectively, open on yarn pressing section of thick bamboo 17 surface has a plurality of hair-sucking mouths, a plurality of hair-sucking mouths and negative pressure pipe intercommunication, negative pressure pipe external negative pressure equipment, two yarn pressing section of thick bamboo 17 are located yarn 4 upper and lower both sides and surface are with offset, can be to yarn pressing section of thick bamboo 17 contact in the in-process that yarn 4 walked the yarn, can dispel the unnecessary dirt hair in its surface in the in-process of friction, and adsorb the dirt hair that will dispel through negative pressure equipment, make can not produce too much dirt hair at the in-process that follow-up yarn clamping shakes, such hair absorbing mode is accurate effective, the dirt hair is absorbed in the part, it is efficient to inhale the hair.
Be equipped with the yarn pressing mechanism that can drive yarn pressing section of thick bamboo 17 and remove on the bottom plate 1, wherein yarn pressing mechanism can carry out spacingly to the yarn in the middle of the yarn clamping process, yarn pressing mechanism is including the first spacing 37 that is located two yarn pressing section of thick bamboo 17 first sides, fixedly connected with two sleeves 15 on the first spacing 37, sleeve 15 internal rotation is connected with flexible pivot 16, flexible terminal and two yarn pressing section of thick bamboo 17 lateral wall fixed connection respectively of flexible pivot 16, flexible pivot 16 base part rotates in sleeve 15, the terminal is connected with yarn pressing section of thick bamboo 17, it can keep stable, follow-up can drive yarn pressing section of thick bamboo 17 and take place the translation at pivoted in-process, first sleeve 15 and second mounting bracket 11 swivelling joint, be connected with torsion spring between first spacing 37 and the second mounting bracket 11, under torsion spring's effect, first spacing 37 is in steady state, can guarantee two yarn pressing section of thick bamboo 17 and 4 offset in the middle of this state, but can not make it produce the normal deformation of yarn that guarantees running yarn of yarn 4.
The bottom plate 1 upper end fixedly connected with is located the pipe 12 that pulls of first spacing 37 below, the pipe 12 sliding connection has first piston 32 that pulls, first piston 32 upper end fixedly connected with pulls the pole 34, pull the pole 34 end and run through and pull the pipe 12, pull and connect through rope 35 between pole 34 end and the first spacing 37, in the course of pulling rope 35, can indirect drive first spacing 37 one side and move down, first spacing 37 one end is the centre of a circle this moment, the other end rotates round the centre of a circle, drive another yarn section of thick bamboo 17 and extrude downwards this moment, and then can carry out spacing extrusion to the yarn 4 that the feeding end is lax in the middle of the yarn process of pressing from both sides, can be further carry out spacingly to yarn 4, avoid its follow-up serious shake deviation preset position that takes place, influence yarn process.
The installation piece 5 is internally provided with a control mechanism capable of driving the pulling rod 34 to move, the control mechanism comprises a control tube 27 embedded in the installation piece 5, a second piston 28 is connected in the control tube 27 in a sliding manner, a second spring 29 is connected between the second piston 28 and the inner wall of the control tube 27, the control tube 27 is communicated with the pulling tube 12 through a connecting tube 30, the second piston 28 is magnetic, the installation plate 7 is embedded with a magnet matched with the second piston 28, the connecting portion of the connecting tube 30 and the control tube 27 is positioned on the left side, the connecting portion of the connecting tube 30 and the pulling tube 12 is positioned on the upper side, during the process of moving the installation plate 7 towards the installation piece 5, driving liquid on the left side of the second piston 28 is pumped above the first piston 32 due to mutual repulsion of the second piston 28, the first piston 32 is pushed to move downwards, the downward movement of the power pulling rod 34 is achieved, and in the process of returning of the installation plate 7, under the action of the second spring 29, the second piston 28 is reset, the liquid is driven to flow back, and the first piston 32 is reset initially achieved.
The base ends of the two telescopic rotating shafts 16 are fixedly connected with belt wheels 36, belts are sleeved outside the two belt wheels 36, a second motor 13 is fixedly connected to the second mounting frame 11, the tail end of an output shaft of the second motor 13 is fixedly connected with one of the belt wheels 36, the belt wheels 36 are positioned on one side of the first sleeve 15, the belts are sleeved outside the two belt wheels 36 in an 8-shaped mode, the two yarn pressing drums 17 are driven to synchronously rotate under the driving of the second motor 13, the rotating directions of the parts, which are in contact with the yarns 4, of the two yarn pressing drums 17 are opposite to the direction of the yarn running direction of the yarns 4, the yarn pressing drums 17 can ensure the smoothness of the surfaces of the yarns 4 in the rotating process, and the dust and the hair on the surfaces of the yarns 4 can be further enhanced, and the cleaning effect is enhanced.
The yarn pressing drums 17 are in line contact with the yarns 4 in the process of rotating, the hair absorbing efficiency is gradually reduced in the process of long-term hair absorbing of the contact part of the yarn pressing drums is gradually reduced, blocking is generated under severe conditions, in order to further strengthen the hair absorbing effect, the first mounting frame 10 is fixedly connected with the adjusting tube 14, the adjusting tube 14 is slidably connected with the third piston 20, the side wall of the third piston 20 is fixedly connected with the adjusting rod 19, the second limiting frame 38 is arranged on the second side of the two yarn pressing drums 17, the two yarn pressing drums 17 are respectively in rotary connection with the second limiting frame 38, the tail end of the adjusting rod 19 penetrates through the adjusting tube 14 and is in rotary connection with the second limiting frame 38, the pulling tube 12 is communicated with the first tube 18 and the second tube 31, the tail end of the first tube 18 is communicated with the adjusting tube 14, the first piston 32 can absorb external driving liquid through the second tube 31 in the process of reciprocating movement, the pumped liquid is pumped into the adjusting tube 14, the pumped liquid pushes the third piston 20 to move, and the yarn pressing drums 17 can not contact the yarn pressing drums 17 through the positions of the adjusting rod 19, and the yarn pressing drums can not contact with the yarn pressing drums 4.
When the third piston 20 moves to the limit position, the internal hydraulic pressure is gradually increased, the position of the third piston 20 is unchanged, the liquid in the regulating tube 14 needs to be emptied periodically and reset, the operation is very inconvenient, in order to realize automatic discharge of the liquid, a third spring 33 is connected between the third piston 20 and the inner wall of the regulating tube 14, a pressure release mechanism capable of controlling the position of the third piston 20 is arranged on one side of the regulating tube 14, the pressure release mechanism comprises a pressure release tube 21 fixedly connected with one side of the regulating tube 14, a fourth piston 24 is connected in the pressure release tube 21 in a sliding manner, a trigger rod 25 is fixedly connected with the side wall of the fourth piston 24, the tail end of the trigger rod 25 extends into the regulating tube 14, the regulating tube 14 is communicated with the pressure release tube 21 through a liquid outlet tube 22, and the part, which is communicated with the pressure release tube 21, is positioned on the other side, of the liquid enters the pressure release tube 21 to push the fourth piston 24 to move when the hydraulic pressure in the regulating tube 14 is gradually increased, and then the subsequent liquid is discharged.
The side wall of the pressure release tube 21 is communicated with a liquid discharge tube 23, the side wall of the fourth piston 24 shields the liquid discharge tube 23 in an initial state, at this time, liquid is not discharged from the liquid discharge tube, a pair of clamping plates 26 made of elastic materials are arranged in the pressure release tube 21, the first clamping plates 26 are fixedly connected with the pressure release tube 21, the second clamping plates 26 are fixedly connected with a trigger rod 25, the fourth piston 24 needs to move under a certain pressure under the limit of the clamping plates 26, the pumped liquid firstly pushes the third piston 20 to move, when the pressure in the fourth piston reaches a rated threshold value, the fourth piston 24 is pushed to move towards the direction of the regulating tube 14 under the action of the force, at this time, the fourth piston 24 and the liquid discharge tube 23 are staggered, the liquid discharge rate of the liquid discharge tube 23 is higher than the liquid pumping rate of the first pipeline 18 under the action of the third spring 33, and then reset of the third piston 20 is realized, at this time, when the third piston 20 is reset to the initial state, the third piston 20 pushes the trigger rod 25 to push the fourth piston 24 to reset the liquid discharge tube 23 to shield the whole body, and the yarn drum 17 automatically returns to the initial state, and the yarn drum 17 automatically reciprocates.
In the working process of the invention, in the normal yarn running process of the yarn 4, the driving rod 8 pushes the yarn clamping block 6 on the side wall of the mounting plate 7 to reciprocate towards the other yarn clamping block 6 so as to finish the yarn clamping process.
In the above process, the second piston 28 is moved towards the direction of the connecting pipe 30 under the action of magnetic force, the driving liquid in the second piston 28 is pumped into the pulling pipe 12 to push the first piston 32 to move, so that the pulling rod 34 drives the first limiting frame 37 to move through the rope 35, one end of the first limiting frame 37 is pulled by the rope 35, the relative position of the yarn pressing cylinder 17 connected with the second mounting frame 11 is unchanged at this time, the other yarn pressing cylinder 17 moves downwards, and the yarn 4 is propped against the yarn 4 in the moving process to limit the yarn 4, so that the yarn feeding process of the yarn 4 is more accurate and stable.
And in the process, the second motor 13 can drive the yarn pressing cylinder 17 to rotate through the two belt wheels 36, and the wool absorbing port on the surface of the yarn pressing cylinder 17 can absorb dust wool on the surface of the yarn 4 under the action of negative pressure, so that local neatness of the yarn is ensured.
The first piston 32 can suck driving liquid through the second pipeline 31 and finally discharge the driving liquid into the regulating pipe 14 through the first pipeline 18 in the reciprocating movement process, and gradually pushes the third piston 20 to move in the process, so that the position of the yarn pressing cylinder 17 is controlled.
When the third piston 20 moves to the limit position, the pressure in the third piston is increased by the continuously pumped liquid, the high-pressure liquid enters the pressure release pipe 21 through the liquid outlet pipe 22 to push the fourth piston 24 to move, the liquid outlet pipe 23 is opened at the moment after the fourth piston 24 moves, and the liquid in the regulating pipe 14 is extruded under the action of the third spring 33, so that the return movement of the third piston 20 is realized.
When the third piston 20 moves to the initial position in a return way, the third piston 20 extrudes the trigger rod 25, so that the trigger rod 25 pushes the fourth piston 24 to return to the initial position, the side wall of the fourth piston 24 shields the liquid discharge pipe 23, liquid cannot be discharged at the moment, the first pipeline 18 continuously pumps in the liquid, the above steps are completed repeatedly, the yarn pressing cylinder 17 moves back and forth in the rotating process, different positions of the yarn pressing cylinder 17 are in contact with the yarns 4, the adsorption effect on dust on the yarns 4 is further enhanced, and normal production is guaranteed.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The yarn gripper for the air jet loom comprises a bottom plate (1) arranged below a yarn (4), and is characterized in that the upper end of the bottom plate (1) is fixedly connected with an installation box (2), the upper end of the bottom plate (1) is fixedly connected with an installation block (5) positioned on one side of the installation box (2), one side of the installation box (2) is provided with an installation plate (7), the side wall of the installation plate (7) is fixedly connected with a driving rod (8), the tail end of the driving rod (8) penetrates through the installation box (2) and extends into the installation box, the side walls of the installation plate (7) and the installation block (5) are fixedly connected with yarn gripping blocks (6), and a driving mechanism capable of driving the driving rod (8) to reciprocate is arranged in the installation box (2);
the yarn clamping device is characterized in that a first mounting frame (10) and a second mounting frame (11) are fixedly connected to the upper end of the bottom plate (1), two yarn pressing drums (17) are mounted between the first mounting frame (10) and the second mounting frame (11), the two yarn pressing drums (17) are respectively located on the upper side and the lower side of a yarn (4), a yarn pressing mechanism capable of driving the yarn pressing drums (17) to move is arranged on the bottom plate (1), and the yarn pressing mechanism can limit the yarn in the yarn clamping process;
the driving mechanism comprises a first motor fixed in the mounting box (2), the tail end of an output shaft of the first motor is fixedly connected with a cam, the cam is positioned on one side of the driving rod (8) and matched with the driving rod, and a first spring (9) is connected between the mounting plate (7) and the outer wall of the mounting box (2);
the yarn pressing mechanism comprises a first limit frame (37) positioned on the first side of two yarn pressing drums (17), two sleeves (15) are fixedly connected to the first limit frame (37), telescopic rotating shafts (16) are connected to the sleeves (15) in a rotating mode, telescopic tail ends of the telescopic rotating shafts (16) are fixedly connected with the side walls of the two yarn pressing drums (17) respectively, the first sleeve (15) is rotatably connected with the second mounting frame (11), a torsion spring is connected between the first limit frame (37) and the second mounting frame (11), a pulling tube (12) positioned below the first limit frame (37) is fixedly connected to the upper end of the bottom plate (1), a first piston (32) is connected to the upper end of the pulling tube (12) in a sliding mode, a pulling rod (34) is connected to the tail ends of the pulling rod (34) in a penetrating mode through the pulling tube (12), and a driving mechanism (34) can be arranged in the mounting block (5) in a driving mode;
the control mechanism comprises a control tube (27) embedded in the mounting block (5), a second piston (28) is connected in the control tube (27) in a sliding manner, a second spring (29) is connected between the second piston (28) and the inner wall of the control tube (27), the control tube (27) is communicated with the pulling tube (12) through a connecting tube (30), the second piston (28) is magnetic, and a magnet matched with the second piston (28) is embedded in the mounting plate (7);
the surface of the yarn pressing cylinder (17) is provided with a plurality of hair sucking openings, the hair sucking openings are communicated with a negative pressure pipe, and the negative pressure pipe is externally connected with negative pressure equipment;
the utility model discloses a pressure relief mechanism for a yarn pressing machine, including first mounting bracket (10), second mounting bracket (19), second spacing (38) are installed to first mounting bracket (10), fixedly connected with regulation pipe (14) on, sliding connection has third piston (20) in regulation pipe (14), third piston (20) lateral wall fixedly connected with adjusts pole (19), two the second spacing (38) are installed to yarn pressing tube (17) second side, adjust pole (19) end run through regulation pipe (14) and rotate with second spacing (38) and be connected, it has first pipeline (18) and second pipeline (31) to pull pipe (12) intercommunication, all be equipped with the check valve in first pipeline (18) and the second pipeline (31), first pipeline (18) end and regulation pipe (14) intercommunication, be connected with third spring (33) between third piston (20) and regulation pipe (14) inner wall, regulation pipe (14) one side is equipped with and can carry out the pressure release mechanism of control to third piston (20) position.
2. Yarn gripper for air jet loom according to claim 1, characterized in that the base ends of the two telescopic rotating shafts (16) are fixedly connected with belt wheels (36), the two belt wheels (36) are sleeved with belts, the second mounting frame (11) is fixedly connected with a second motor (13), the tail end of the output shaft of the second motor (13) is fixedly connected with one of the belt wheels (36), and the belt wheel (36) is positioned on one side of the first sleeve (15).
3. The yarn gripper for the air jet loom according to claim 1, wherein the pressure relief mechanism comprises a pressure relief pipe (21) fixedly connected with one side of the regulating pipe (14), a fourth piston (24) is slidably connected in the pressure relief pipe (21), a trigger rod (25) is fixedly connected to the side wall of the fourth piston (24), the tail end of the trigger rod (25) extends into the regulating pipe (14), the regulating pipe (14) is communicated with the pressure relief pipe (21) through a liquid outlet pipe (22), and a liquid outlet pipe (23) is communicated with the side wall of the pressure relief pipe (21).
4. A yarn gripper for an air jet loom according to claim 3, characterized in that said pressure relief tube (21) is provided with a pair of clamping plates (26) made of elastic material, a first of said clamping plates (26) being fixedly connected to the pressure relief tube (21) and a second of said clamping plates (26) being fixedly connected to the triggering lever (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210324003.5A CN114525618B (en) | 2022-03-29 | 2022-03-29 | Yarn gripper for air jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210324003.5A CN114525618B (en) | 2022-03-29 | 2022-03-29 | Yarn gripper for air jet loom |
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| Publication Number | Publication Date |
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| CN114525618A CN114525618A (en) | 2022-05-24 |
| CN114525618B true CN114525618B (en) | 2023-06-13 |
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| CN202210324003.5A Active CN114525618B (en) | 2022-03-29 | 2022-03-29 | Yarn gripper for air jet loom |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127034A (en) * | 2020-09-15 | 2020-12-25 | 南京宏若二服装有限公司 | Pressure-adjustable yarn gripper for jet loom based on intelligent manufacturing principle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101760814A (en) * | 2008-11-11 | 2010-06-30 | 海泰纺织（苏州）有限公司 | Yarn gripper |
| CN204417901U (en) * | 2015-01-09 | 2015-06-24 | 杭州萧山陈达床上用品厂 | Cloth inspecting machine |
| CN104878510B (en) * | 2015-06-04 | 2016-04-27 | 佛山慈慧通达科技有限公司 | Warp tension compensation arrangement and layered loom |
| CN110106685A (en) * | 2019-06-18 | 2019-08-09 | 江苏科沃纺织有限公司 | Cleaner is used in a kind of processing of antistatic cotton |
| CN212081652U (en) * | 2020-03-31 | 2020-12-04 | 盐城市安通锅炉配件有限公司 | Boiler protector |
| CN111206325A (en) * | 2020-04-22 | 2020-05-29 | 苏州发百纺织有限公司 | Weaving is with weaving quick-witted weaving dirt collection device |
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2022
- 2022-03-29 CN CN202210324003.5A patent/CN114525618B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112127034A (en) * | 2020-09-15 | 2020-12-25 | 南京宏若二服装有限公司 | Pressure-adjustable yarn gripper for jet loom based on intelligent manufacturing principle |
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