CN117867729A - Automatic yarn threading equipment - Google Patents

Abstract

The application relates to automatic yarn threading equipment, and relates to the technical field of yarn threading equipment, and the automatic yarn threading equipment comprises a rack and a processing table, wherein a yarn rack is arranged at one end of the processing table, a yarn guiding assembly is arranged on the table top of the processing table, the yarn guiding assembly comprises a guiding needle and a clamping piece, and a hook-shaped yarn hole is formed in the tail of the guiding needle; a yarn penetrating plate is arranged at one end of the processing table, which is far away from the yarn pipe rack, a yarn penetrating hole is formed in the yarn penetrating plate, a conveyor belt is arranged on the table surface of the processing table, and the conveyor belt is connected with a yarn penetrating assembly for driving a guide needle to penetrate through the yarn penetrating hole; one side of the processing table is also provided with a control center. When the yarn threading device is used for threading yarns, an operator hangs the yarns on the tail of the guide needle through the hooked yarn holes, then the control center controls the clamping piece to clamp the guide needle, and the guide needle drives the yarns to pass through the yarn holes after the guide needle is conveyed to the vicinity of the yarn threading plate by the conveyor belt; through set up yarn subassembly and yarn subassembly of threading on the conveyer belt, the operator only need hang yarn at the needle tail of threading, can make the follow-up automatic yarn action of accomplishing of device to the extravagant effect of manpower has been reduced.

Description

Automatic yarn threading equipment

Technical Field

The application relates to the technical field of yarn threading equipment, in particular to automatic yarn threading equipment.

Background

The manufacture of textiles requires threading yarns onto yarn guide needles and then starting spinning, which is a basic operation in the textile industry, and threading is a very important link in textile production, and is directly related to the quality and efficiency of textiles.

At present, existing yarn threading equipment is controlled through a computer, yarns can be directly guided to a yarn threading frame by utilizing a mechanical structure in the yarn threading process, and workers only need to penetrate yarns through yarn threading holes formed in the yarn threading frame.

For the related art, the texture of the yarn is softer and the size of the threading hole is usually smaller, so that the time consumed by the worker when threading the yarn through the threading hole is more, and the labor waste is caused.

Disclosure of Invention

In order to improve the time that the staff consumed when passing the yarn through the yarn hole more, and then make the manpower extravagant problem, this application provides an automatic yarn equipment of wearing.

The automatic yarn threading equipment comprises a frame, wherein a processing table is placed on the frame, a bobbin rack for accommodating yarns is arranged at one end of the processing table, a yarn guiding assembly is arranged at one side, away from the frame, of the processing table, the yarn guiding assembly comprises a guiding needle and a clamping piece for clamping the guiding needle, and a hook-shaped yarn hole is formed in the tail of the guiding needle; the yarn threading device comprises a yarn threading device, a yarn threading plate, a clamping piece, a guide pin, a yarn threading assembly, a yarn threading plate, a yarn threading assembly and a yarn feeding assembly, wherein the yarn threading plate is arranged at one end of the processing table, which is far away from the yarn threading device frame, the yarn threading plate is provided with a yarn threading hole, one side of the processing table, which is far away from the frame, is provided with a conveyor belt for conveying the clamping piece and the guide pin to the vicinity of the yarn threading plate, and one side of the conveyor belt, which is far away from the processing table, is connected with the yarn threading assembly for driving the guide pin to pass through the yarn threading hole; and a control center electrically connected with the clamping piece and the threading assembly is further arranged on one side of the processing table.

Through adopting the technical scheme, when the yarn threading equipment works, an operator hangs yarns on a yarn rack on the needle tail of a guide needle through a hook-shaped yarn hole, then the operator starts a control center, the control center controls a clamping piece to clamp the guide needle, a conveying belt conveys the clamping piece and the guide needle to the vicinity of a yarn threading plate, the needle heads of the guide needles are aligned with the yarn threading holes on the yarn threading plate, then a yarn threading assembly is matched with the yarn threading assembly to enable the guide needle to drive the yarns to pass through the yarn threading holes, and after yarn threading is completed, the conveying belt drives the yarn threading assembly and the yarn threading assembly to return to an initial position; through set up yarn subassembly and the yarn subassembly of drawing on the conveyer belt, make the operator only need hang the yarn at the needle tail of drawing the needle, can make the follow-up automatic yarn action of accomplishing of device to the manpower is extravagant has been reduced to a certain extent.

Optionally, the clamping piece includes the first clamping piece that is used for the centre gripping syringe needle and is used for the second clamping piece of centre gripping needle tail, the yarn subassembly of wearing includes horizontal migration piece and horizontal migration piece includes the movable plate, movable plate one side is connected with the conveyer belt and movable plate opposite side surface is equipped with the lead screw, the lead screw extending direction is parallel to the plane that the processing platform is located and the cover is equipped with the movable block on the lead screw, lead screw one end is connected with motor and control center electric connection, the one side that the movable block deviates from the conveyer belt is connected with first clamping piece; one end of the second clamping piece, which is opposite to the conveyor belt, is connected with the movable plate.

Through adopting above-mentioned technical scheme, operating personnel hangs the yarn in the needle tail of guide needle before, first holder work, first holder carries out the centre gripping to the guide needle head, this moment second holder does not contact with the needle tail of guide needle and the second holder is located between the syringe needle and the needle tail of guide needle, after the yarn is hung at the needle tail of guide needle, operating personnel starts control center, control center starts the motor, the lead screw rotates afterwards, the movable block drives first holder and moves to the direction that deviates from the needle tail of guide needle, until the needle tail of guide needle coincides with second holder position, control center control second holder centre gripping needle tail and the yarn of hanging at the needle tail of guide needle, then the conveyer belt work, the conveyer belt is near with holder and guide needle transportation to the threading board, make the syringe needle head and the threading hole on the threading board align.

Optionally, the yarn threading assembly further comprises an air cylinder, and the air cylinder is connected with one side of the movable plate away from the processing table; the axis extending direction of the cylinder output shaft is perpendicular to the plane of the processing table, the cylinder output shaft is connected with the first clamping piece, and the cylinder is electrically connected with the control center; and a gap exists between the bottom edge of the threading plate and the plane of the conveyor belt.

Through adopting above-mentioned technical scheme, after the syringe needle of guide needle aligns with the hole of threading on the yarn board, the second holder loosens the guide needle tail, control center start motor, the movable block drives the guide needle with first holder and passes the hole of threading, then first holder loosens the guide needle, control center start cylinder, the cylinder drives first holder and moves to the direction of keeping away from the yarn board, control center start motor afterwards, the movable block drives first holder and passes the clearance between yarn board and the conveyer belt, the cylinder drives first holder and moves to the direction that is close to the yarn board again, until guide needle and first holder coincide, first holder centre gripping guide needle head, the movable block drives first holder and removes so that the guide needle passes the yarn hole completely and yarn drops from guide needle tail simultaneously.

Optionally, the conveyer belt is just to being equipped with the metal sheet to the one side surface of wearing yarn subassembly, the movable block is just offered the holding tank to the one side outer wall of conveyer belt, magnetic force spare has been placed in the holding tank, magnetic force spare just contacts with the metal sheet to the one end of conveyer belt.

Through adopting above-mentioned technical scheme, when the conveyer belt drove yarn subassembly and draw yarn subassembly and remove, yarn subassembly and draw yarn subassembly to be fixed on the conveyer belt through magnetic force spare and metal sheet to the yarn accuracy of wearing of yarn equipment has been promoted to a certain extent.

Optionally, the magnetic force piece includes two electrician soft irons, two have the clearance and clearance department between the electrician soft irons is equipped with the spacer, two place rotatable permanent magnet between the electrician soft irons, permanent magnet one end and electrician soft iron contact and the permanent magnet other end and another electrician soft iron contact, electrician soft iron just is to the one end and the metal sheet contact of conveyer belt.

Through adopting above-mentioned technical scheme, when adjusting threading subassembly and yarn subassembly, rotate the permanent magnet, make permanent magnet both ends and electrician's soft iron separation, electrician's soft iron loses magnetism this moment, loses the appeal between electrician's soft iron and the metal sheet to make things convenient for the operator to adjust threading subassembly and yarn subassembly's position.

Optionally, permanent magnet one end is connected with the pivot, the one end that the pivot deviates from the permanent magnet is by the protrusion of movable plate outer wall and the one end that the pivot deviates from the permanent magnet is connected with the carousel.

Through adopting above-mentioned technical scheme, when rotating the permanent magnet, rotate the carousel of movable block outer wall, the carousel rotates the permanent magnet in the holding tank through the pivot afterwards to make things convenient for the operator to rotate the permanent magnet.

Optionally, the clamping piece comprises a first clamping plate and a second clamping plate, the guide pin is located between the first clamping plate and the second clamping plate, one end of the first clamping plate, which is opposite to the processing table, is connected with a fixing rod, and one side of the first clamping plate, which is opposite to the second clamping plate, is connected with a clamping cylinder which is electrically connected with the control center; one end of the fixing rod, which is opposite to the conveyor belt, is connected with the threading assembly, and one end of the clamping cylinder output shaft, which is protruded from the outer wall of one side, which is away from the conveyor belt, of the first clamping plate, is connected with the second clamping plate.

Through adopting above-mentioned technical scheme, when the holder centre gripping draws the needle, draw the needle to be located between first grip block and the second grip block, control center starts the centre gripping cylinder, and the centre gripping cylinder output shaft drives first grip block and removes to the direction that is close to the second grip block afterwards, until first grip block and second grip block butt, the holder accomplishes the centre gripping to the needle.

Optionally, a silica gel pad is respectively arranged on one side of the first clamping plate opposite to the second clamping plate and one side of the second clamping plate opposite to the first clamping plate, and the guide pin is positioned between the silica gel pads.

Through adopting above-mentioned technical scheme, after the centre gripping to the guide pin is accomplished to the holder, first grip block and second grip block pass through silica gel pad and guide pin contact, exist great frictional force between silica gel pad and the guide pin to the risk that the guide pin dropped has been reduced to a certain extent.

Alternatively, the method may comprise: the bobbin frame comprises a plurality of bobbins for containing yarns, and the bobbins are vertically arranged on one side, far away from the threading plate, of the processing table.

Through adopting above-mentioned technical scheme, operating personnel hangs the yarn on the yarn bobbin support when the needle tail of guide needle, and the spool frame has improved the convenience that operating personnel took the yarn to a certain extent through the spool of vertical range in processing platform one side.

Optionally, the yarn threading plate comprises a first yarn threading plate and a second yarn threading plate, and a photoelectric sensor for detecting whether yarns pass through the yarn threading hole is arranged between the first yarn threading plate and the second yarn threading plate.

Through adopting above-mentioned technical scheme, after yarn passes through the yarn subassembly of wearing and yarn guiding subassembly completion, photoelectric sensor detects the yarn, when detecting that there is the yarn to pass through in the yarn hole, photoelectric sensor sends the signal of yarn completion to control center to reduce and have the yarn not to pass through the yarn hole and make follow-up weaving problematic risk.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the yarn threading equipment works, an operator hangs yarns on a yarn rack on the tail of a guide needle through a hook-shaped yarn hole, then the operator starts a control center, the control center controls a clamping piece to clamp the guide needle, a conveyor belt conveys the clamping piece and the guide needle to the vicinity of a yarn threading plate to enable the needle heads of the guide needles to be aligned with the yarn threading holes on the yarn threading plate, then a yarn threading assembly is matched with the yarn threading assembly to enable the guide needle to drive the yarns to pass through the yarn threading holes, and after yarn threading is completed, the conveyor belt drives the yarn threading assembly and the yarn threading assembly to return to an initial position; by arranging the threading assembly and the yarn guiding assembly on the conveyor belt, an operator can automatically complete the threading action after the device is finished only by hanging yarns on the tail of the guiding needle, so that the manpower waste is reduced to a certain extent;

2. an operator hangs yarn in front of the needle tail of the needle, the first clamping piece works, the first clamping piece clamps the needle head of the needle, at the moment, the second clamping piece is not contacted with the needle tail of the needle, and is positioned between the needle head and the needle tail of the needle, after the yarn is hung on the needle tail of the needle, the operator starts a control center, the control center starts a motor, then a screw rod rotates, a moving block drives the first clamping piece to move in a direction deviating from the needle tail of the needle until the needle tail of the needle coincides with the position of the second clamping piece, the control center controls the second clamping piece to clamp the needle tail of the needle and the yarn hung on the needle tail of the needle, then a driving belt works, and the driving belt conveys the clamping piece and the needle to the vicinity of a yarn penetrating plate, so that the needle head of the needle is aligned with a yarn penetrating hole on the yarn penetrating plate;

3. when the threading component and the yarn guiding component are adjusted, the permanent magnet is rotated, so that the two ends of the permanent magnet are separated from the electrician soft iron, and the electrician soft iron loses magnetism at the moment, namely, attractive force between the electrician soft iron and the metal plate is lost, and therefore an operator can conveniently adjust the positions of the threading component and the yarn guiding component.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is an enlarged schematic view of a portion A of FIG. 1;

FIG. 3 is a partially enlarged schematic illustration of portion B of FIG. 1;

FIG. 4 is a schematic cross-sectional view of a magnetic member according to an embodiment of the present application;

in the figure, 1, a rack; 2. a processing table; 3. a yarn guiding assembly; 31. a needle; 311. a hooked yarn hole; 32. a clamping member; 321. a first clamping member; 322. a second clamping member; 323. a first clamping plate; 324. a second clamping plate; 325. a clamping cylinder; 326. a silica gel pad; 327. a fixed rod; 4. a yarn penetrating plate; 41. a yarn penetrating hole; 42. a first yarn penetrating plate; 43. a second yarn penetrating plate; 44. a photoelectric sensor; 45. a silica gel ring; 5. a conveyor belt; 51. a metal plate; 6. a threading assembly; 61. a horizontal moving member; 611. a moving plate; 6111. a receiving groove; 612. a screw rod; 613. a moving block; 614. a motor; 615. a fixed box; 62. a cylinder; 7. a magnetic member; 71. an electrical soft iron; 72. a spacer; 73. a permanent magnet; 74. a rotating shaft; 75. a turntable; 8. a bobbin holder; 81. a bobbin; 9. and a control center.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses automatic yarn threading equipment. Referring to fig. 1 and 2, an automatic yarn threading device comprises a frame 1, a processing table 2 is placed on the frame 1, a bobbin frame 8 for accommodating yarns is arranged at one end of the processing table 2, a yarn guiding component 3, a yarn threading component 6 and a control center 9 are arranged at one side of the processing table 2 away from the frame 1, only one group of yarn guiding components 3 and yarn threading components 6 is shown in the figure, and in other embodiments, multiple groups of yarn guiding components 3 and yarn threading components 6 can be arranged according to actual conditions; the yarn guiding assembly 3 comprises a guiding needle 31 and a clamping piece 32 for clamping the guiding needle 31, and a hook-shaped yarn hole 311 is formed in the tail of the guiding needle 31; the clamping member 32 includes a first clamping member 321 for clamping the needle of the guide needle 31 and a second clamping member 322 for clamping the needle tail of the guide needle 31.

Referring to fig. 1 and 2, the yarn threading assembly 6 includes a horizontal moving member 61, the horizontal moving member 61 includes a moving plate 611, one side of the moving plate 611 is connected with a conveyor belt 5, a fixed box 615 is connected to the other side surface of the moving plate 611, a screw rod 612 is installed in the fixed box 615, an extending direction of the screw rod 612 is parallel to a plane of the workbench, a moving block 613 is sleeved on the screw rod 612, one end of the screw rod 612 protrudes from a box body of the fixed box 615, one protruding end of the screw rod 612, which is connected with a motor 614, of the box body of the fixed box 615, is electrically connected with a control center 9, one side, which is away from the conveyor belt 5, of the moving block 613 is connected with a first clamping member 321, and one end, which is opposite to the conveyor belt 5, of the second clamping member 322 is connected with the moving plate 611.

Referring to fig. 1 and 3, a yarn threading plate 4 is arranged at one end of the processing table 2 far away from the yarn bobbin rack 8, a yarn threading hole 41 is arranged on the yarn threading plate 4, a first yarn threading plate 42 and a second yarn threading plate 43 are arranged between the first yarn threading plate 42 and the second yarn threading plate 43, and a photoelectric sensor 44 for detecting whether yarns in the yarn threading hole 41 pass through is arranged between the first yarn threading plate 42 and the second yarn threading plate 43; a control center 9 electrically connected with the clamping piece 32 and the motor 614 is also arranged on one side of the processing table 2; the bobbin rack 8 comprises a plurality of bobbin fixing rods (not shown in the figure) and the bobbin fixing rods are vertically arranged on one side of the processing table 2 far away from the threading plate 4, each bobbin fixing rod is sleeved with a bobbin 81 for accommodating yarns, and the bobbin 81 is rotationally connected with the bobbin 81 fixing rod 327.

When the yarn threading equipment works, the first clamping piece 321 clamps the needle head of the needle 31, at the moment, the second clamping piece 322 is not in contact with the needle tail of the needle 31, the second clamping piece 322 is positioned between the needle head and the needle tail of the needle 31, an operator hangs yarn stored on the yarn tube 81 on the needle tail of the needle 31 through the hook-shaped yarn hole 311, then the operator starts the control center 9, the control center 9 starts the motor 614, the screw rod 612 rotates, the moving block 613 drives the first clamping piece 321 to move in a direction deviating from the needle tail of the needle 31 until the needle tail of the needle 31 coincides with the position of the second clamping piece 322, the control center 9 controls the second clamping piece 322 to clamp the needle tail of the needle 31 and yarn hung on the needle tail of the needle 31, then the conveyor belt 5 conveys the clamping piece 32 and the needle 31 to the vicinity of the yarn threading plate 4, the needle head of the needle 31 is aligned with the yarn threading hole 41 on the yarn threading plate 4, then the yarn threading assembly 6 is matched with the yarn threading assembly 3 to enable the needle 31 to drive the yarn to pass through the hole, and the yarn threading assembly 6 is driven to pass through the yarn initial assembly 5 and yarn threading assembly 3 is driven to the yarn threading assembly 3 to finish yarn threading; through set up yarn subassembly 6 and yarn subassembly 3 of drawing on conveyer belt 5, make the operator only need hang the yarn at the needle tail of drawing needle 31, can make the follow-up automatic yarn action of accomplishing of device to reduce the manpower extravagant to a certain extent.

After the yarn passes through the yarn threading assembly 6 and the yarn guiding assembly 3, the photoelectric sensor 44 detects the yarn, and when the fact that the yarn passes through the first yarn threading plate 42 and the second yarn threading plate 43 is detected, the photoelectric sensor 44 sends a signal of yarn threading completion to the control center 9, so that the risk that the yarn does not pass through a yarn hole to cause problems in subsequent spinning is reduced.

Referring to fig. 1 and 2, the clamping member 32 further includes a first clamping plate 323 and a second clamping plate 324, wherein a silica gel pad 326 is respectively disposed on a side of the first clamping plate 323 opposite to the second clamping plate 324 and a side of the second clamping plate 324 opposite to the first clamping plate 323, and the lead pins 31 are located between the silica gel pads 326; one end of the first clamping plate 323, which is opposite to the processing table 2, is connected with a fixed rod 327, one side of the first clamping plate 323, which is away from the second clamping plate, is connected with a clamping cylinder 325, and the clamping cylinder 325 is electrically connected with the control center 9; one end of the fixing rod 327, which is opposite to the conveyor belt 5, is connected with the threading assembly 6, the outer wall of one side, which is opposite to the conveyor belt 5, of the output shaft of the clamping cylinder 325 protrudes from the outer wall of the first clamping plate 323, and one end, which is opposite to the conveyor belt 5, of the output shaft of the clamping cylinder 325 is connected with the second clamping plate 324.

When the clamping piece 32 clamps the lead pins 31, the lead pins 31 are positioned between the first clamping plate 323 and the second clamping plate 324, the control center 9 starts the clamping air cylinder 325, and then the output shaft of the clamping air cylinder 325 drives the first clamping plate 323 to move towards the direction close to the second clamping plate 324 until the first clamping plate 323 is abutted against the second clamping plate 324, and the clamping piece 32 clamps the lead pins 31; after the clamping piece 32 completes the clamping of the guide pin 31, the first clamping plate 323 and the second clamping plate 324 are in contact with the guide pin 31 through the silica gel pad 326, and a large friction force exists between the silica gel pad 326 and the guide pin 31, so that the risk of dropping the guide pin 31 is reduced to a certain extent.

Referring to fig. 1 and 2, the threading assembly 6 further comprises an air cylinder 62 and the air cylinder 62 is connected to a side of the moving plate 611 facing away from the processing table 2; the extending direction of the axis of the output shaft of the air cylinder 62 is perpendicular to the plane of the processing table 2, one end of the output shaft of the air cylinder 62 is connected with the first clamping piece 321, the output shaft of the air cylinder 62 is in an extending state in a normal state, the air cylinder 62 is electrically connected with the control center 9, a gap exists between the bottom edge of the yarn penetrating plate 4 and the plane of the conveyor belt 5, and a silica gel ring 45 is arranged in the yarn penetrating hole 41.

After the needle head of the guide needle 31 is aligned with the yarn through hole 41 on the yarn through plate 4, the first clamping piece 321 loosens the needle tail of the guide needle 31, the control center 9 starts the motor 614, the moving block 613 drives the first clamping piece 321 to move towards the direction close to the second clamping piece 322 until the first clamping piece 321 is positioned between the needle head and the needle tail of the guide needle 31, the first clamping piece 321 clamps the guide needle 31, the second clamping piece 322 loosens the needle tail of the guide needle 31, the control center 9 starts the motor 614, the moving block 613 and the first clamping piece 321 drive the needle head of the guide needle 31 to pass through the yarn through hole 41, then the first clamping piece 321 loosens the needle head of the guide needle 31, the yarn through hole 41 is fixed on the yarn through the pair of silicone rings 45, the control center 9 starts the air cylinder 62, the air cylinder 62 drives the first clamping piece 321 to move towards the direction close to the moving plate 611 until the first clamping piece 321 is lower than the bottom edge of the yarn through plate 4, then the control center 9 starts the motor 614, the screw 612 drives the first clamping piece 321 to pass through the needle head 321 and the transmission piece 321 to pass through the needle 5 to pass through the gap piece 321 and the needle head of the guide needle 31 to move away from the yarn through the first clamping piece 31, and the yarn through the needle through hole 41 is completely coincides with the yarn through the first clamping piece 31, and the yarn through the needle through hole 31 is completely to the yarn through the first clamping piece 31, and the yarn through the guide piece 31 is completely separated from the yarn through the first clamping piece 321 and the needle through hole 31 is located at the left side 31.

After perforation is completed, the control center 9 starts the air cylinder 62 again, the air cylinder 62 drives the first clamping piece 321 to move towards the direction close to the moving plate 611 until the first clamping piece 321 is lower than the bottom edge of the threading plate 4, then the control center 9 starts the motor 614, the screw rod 612 and the moving block 613 drive the first clamping piece 321 to penetrate through the gap between the threading plate 4 and the conveyor belt 5 again to reach one side of the threading plate 4 opposite to the second clamping piece 322, the air cylinder 62 drives the first clamping piece 321 to move towards the direction far away from the processing platform until the first clamping piece 321 returns to the initial height, and then the conveyor belt 5 drives the threading assembly 6 and the yarn guiding assembly 3 to return to the initial position.

Referring to fig. 1 and 4, a metal plate 51 is arranged on one side surface of a conveyor belt 5 facing a threading assembly 6, a containing groove 6111 is formed on the outer wall of one side of a moving block 613 facing the conveyor belt 5, a magnetic member 7 is placed in the containing groove 6111, the magnetic member 7 comprises two pieces of electric soft iron 71, a gap is formed between the two pieces of electric soft iron 71, a separation sheet 72 is arranged at the gap, a rotatable permanent magnet 73 is placed between the two pieces of electric soft iron 71, one end of the permanent magnet 73 is contacted with one piece of electric soft iron 71, the other end of the permanent magnet 73 is contacted with the other piece of electric soft iron 71, and one end of the electric soft iron 71 facing the conveyor belt 5 is contacted with the metal plate 51; one end of the permanent magnet 73 is connected with a rotating shaft 74, one end of the rotating shaft 74, which is away from the permanent magnet, protrudes from the outer wall of the moving plate 611, and one end of the rotating shaft 74, which is away from the permanent magnet, is connected with a rotating disc 75.

When the threading assembly 6 and the yarn guiding assembly 3 are fixed on a transmission belt, the permanent magnet 73 is not in contact with the electrical soft iron 71, the magnetic member 7 is in contact with the metal plate 51, after the position of the guiding needle 31 is adjusted, the rotary table 75 is rotated to enable one end of the permanent magnet 73 to be in contact with one electrical soft iron 71 and the other end of the permanent magnet 73 to be in contact with the other electrical soft iron 71, then the electrical soft iron 71 and the metal plate 51 are fixed together through magnetic force, and when the transmission belt 5 drives the threading assembly 6 and the yarn guiding assembly 3 to move, the threading assembly 6 and the yarn guiding assembly 3 are fixed on the transmission belt 5 through the magnetic member 7 and the metal plate 51, so that the threading accuracy of yarn threading equipment is improved to a certain extent; when the threading component 6 and the yarn guiding component 3 are adjusted, the permanent magnet 73 is rotated to separate the two ends of the permanent magnet 73 from the electrical soft iron 71, and at the moment, the electrical soft iron 71 loses magnetism, namely the electrical soft iron 71 and the metal plate 51 lose attractive force, so that an operator can conveniently adjust the positions of the threading component 6 and the yarn guiding component 3.

The implementation principle of the automatic yarn threading equipment provided by the embodiment of the application is as follows: when the yarn threading device works, the first clamping piece 321 clamps the needle head of the guide needle 31, an operator hangs the yarn on the yarn rack 8 on the needle tail of the guide needle 31 through the hook-shaped yarn hole 311, then the operator starts the control center 9, the control center 9 starts the motor 614, then the screw rod 612 rotates, the moving block 613 drives the first clamping piece 321 to move in the direction deviating from the needle tail of the guide needle 31 until the needle tail of the guide needle 31 coincides with the second clamping piece 322, the control center 9 controls the second clamping piece 322 to clamp the needle tail of the guide needle 31 and the yarn hung on the needle tail of the guide needle 31, then the conveyor belt 5 conveys the clamping piece 32 and the guide needle 31 to the vicinity of the yarn threading plate 4, the needle head of the guide needle 31 is aligned with the yarn threading hole 41 on the yarn threading plate 4, then the yarn threading assembly 6 is matched with the yarn threading assembly 3, the guide needle 31 drives the yarn to pass through the yarn hole, and the conveyor belt 5 drives the yarn threading assembly 6 and the yarn threading assembly 3 to return to the initial position after yarn threading is completed.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. An automatic threading device, characterized in that: the yarn guiding device comprises a frame (1), wherein a processing table (2) is placed on the frame (1), a bobbin frame (8) for containing yarns is arranged at one end of the processing table (2), a yarn guiding component (3) is arranged at one side, away from the frame (1), of the processing table (2), the yarn guiding component (3) comprises a guiding needle (31) and a clamping piece (32) for clamping the guiding needle (31), and a hook-shaped yarn hole (311) is formed in the tail of the guiding needle (31); one end of the processing table (2) far away from the yarn bobbin rack (8) is provided with a yarn threading plate (4), the yarn threading plate (4) is provided with a yarn threading hole (41), one side of the processing table (2) far away from the frame (1) is provided with a conveying belt (5) for conveying the clamping piece (32) and the guide needle (31) to the vicinity of the yarn threading plate (4), and one side of the conveying belt (5) far away from the processing table (2) is connected with a yarn threading assembly (6) for driving the guide needle (31) to penetrate through the yarn threading hole (41); one side of the processing table (2) is also provided with a control center (9) which is electrically connected with the clamping piece (32) and the threading component (6).

2. An automatic threading device according to claim 1, characterized in that: the clamping piece (32) comprises a first clamping piece (321) used for clamping a needle head of the guide needle (31) and a second clamping piece (322) used for clamping a needle tail of the guide needle (31), the threading assembly (6) comprises a horizontal moving piece (61) and the horizontal moving piece (61) comprises a moving plate (611), one side of the moving plate (611) is connected with the conveyor belt (5), a screw rod (612) is arranged on the surface of the other side of the moving plate (611), the extending direction of the screw rod (612) is parallel to the plane of the processing table (2), a moving block (613) is sleeved on the screw rod (612), one end of the screw rod (612) is connected with a motor (614) and the motor (614) is electrically connected with the control center (9), and one side of the moving block (613) deviating from the conveyor belt (5) is connected with the first clamping piece (321). One end of the second clamping piece (322) opposite to the conveyor belt (5) is connected with the moving plate (611).

3. An automatic threading device according to claim 2, characterized in that: the threading assembly (6) further comprises an air cylinder (62), and the air cylinder (62) is connected with one side of the movable plate (611) away from the processing table (2); the extending direction of the axis of the output shaft of the air cylinder (62) is perpendicular to the plane where the processing table (2) is located, one end of the output shaft of the air cylinder (62) is connected with the first clamping piece (321), and the air cylinder (62) is electrically connected with the control center (9); a gap exists between the bottom edge of the yarn penetrating plate (4) and the plane where the conveyor belt (5) is located.

4. An automatic threading device according to claim 2, characterized in that: the utility model discloses a yarn feeding device, including conveyer belt (5), movable block, conveyer belt (613), magnetic force piece (7) have been placed in holding groove (6111), conveyer belt (5) are just to being equipped with metal sheet (51) to one side surface of wearing yarn subassembly (6), holding groove (6111) have been seted up to one side outer wall of conveyer belt (5) to movable block (613), magnetic force piece (7) just are just to one end and metal sheet (51) contact of conveyer belt (5).

5. An automatic threading device according to claim 4, characterized in that: the magnetic force piece (7) comprises two pieces of electric soft iron (71), a gap is formed between the two pieces of electric soft iron (71), a separation sheet (72) is arranged at the gap, a permanent magnet (73) capable of rotating is placed between the two pieces of electric soft iron (71), one end of the permanent magnet (73) is in contact with the electric soft iron (71), the other end of the permanent magnet (73) is in contact with another piece of electric soft iron (71), and one end of the electric soft iron (71) right opposite to the conveying belt (5) is in contact with the metal plate (51).

6. An automatic threading device according to claim 5, characterized in that: one end of the permanent magnet (73) is connected with a rotating shaft (74), one end of the rotating shaft (74) deviating from the permanent magnet protrudes from the outer wall of the moving plate (611), and one end of the rotating shaft (74) deviating from the permanent magnet is connected with a rotating disc (75).

7. An automatic threading device according to claim 1, characterized in that: the clamping piece (32) comprises a first clamping plate (323) and a second clamping plate (324), the guide pin (31) is located between the first clamping plate (323) and the second clamping plate (324), one end, opposite to the processing table (2), of the first clamping plate (323) is connected with a fixing rod (327), one side, opposite to the second clamping plate, of the first clamping plate (323) is connected with a clamping cylinder (325), and the clamping cylinder (325) is electrically connected with the control center (9); one end of the fixing rod (327) opposite to the conveyor belt (5) is connected with the threading assembly (6), and one end of an output shaft of the clamping cylinder (325) opposite to the conveyor belt (5) protrudes from the outer wall of one side of the first clamping plate (323) opposite to the conveyor belt (5) and is connected with the second clamping plate (324).

8. An automatic threading device according to claim 7, characterized in that: and a silica gel pad (326) is respectively arranged on one side of the first clamping plate (323) opposite to the second clamping plate (324) and one side of the second clamping plate (324) opposite to the first clamping plate (323), and the guide pins (31) are positioned between the silica gel pads (326).

9. An automatic threading device according to claim 1, characterized in that: the bobbin rack (8) comprises a plurality of bobbins (81) for containing yarns, and the bobbins (81) are vertically arranged on one side, far away from the threading plate (4), of the processing table (2).

10. An automatic threading device according to claim 1, characterized in that: the yarn penetrating plate (4) comprises a first yarn penetrating plate (42) and a second yarn penetrating plate (43), and a photoelectric sensor (44) for detecting whether yarns pass through the yarn penetrating holes (41) or not is arranged between the first yarn penetrating plate (42) and the second yarn penetrating plate (43).