CN113232264A

CN113232264A - Automatic subassembly of knoing of plastics stock silk

Info

Publication number: CN113232264A
Application number: CN202110620885.5A
Authority: CN
Inventors: 王洪炳; 王军慧
Original assignee: Taizhou Hongshuo Intelligent Machinery Co ltd
Current assignee: Taizhou Hongshuo Intelligent Machinery Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-08-10
Anticipated expiration: 2041-06-03
Also published as: CN113232264B

Abstract

The invention provides an automatic knotting assembly for plastic shaping wires, which comprises a knotting base obliquely arranged outside a work, wherein a wire end clamping part and a wire end knotting part are arranged on a work table; the thread head knotting part comprises a thread hooking unit and a thread locking unit; the thread hooking unit comprises a thread hooking needle, a first thread hooking driving mechanism and a second thread hooking driving mechanism, and a thread hooking hook is arranged at the end part of the thread hooking needle; the locking line unit comprises a locking line block, a locking line needle connected inside the locking line block in a sliding mode, a first locking line driving mechanism used for driving the locking line block to move along the axial direction, a second locking line driving mechanism used for driving the locking line block to swing along the axial direction of the hooking line needle, and a third locking line driving mechanism used for driving the locking line block to move on the working table surface along the direction perpendicular to the hooking line needle, wherein a locking line hook is arranged at the end portion of the locking line needle. Knotting is carried out to plastics design silk through this automatic knotting mechanism for replace the manual work to knot, have degree of automation height, the efficient advantage of knotting.

Description

Automatic subassembly of knoing of plastics stock silk

Technical Field

The invention relates to a plastic shaping wire processing tool, in particular to an automatic knotting assembly for plastic shaping wires.

Background

At present, a daily brush mainly comprises a brush body and a plurality of bristles arranged on the brush body, wherein the bristles are generally implanted into the brush body through a bristle planting machine. The bristles can be animal bristles or plastic shaping wires. Because the acquisition of the plastic shaping wire is more convenient, and the cost of the plastic shaping wire is lower than that of animal bristles, the existing bristles generally adopt the plastic shaping wire.

In-process at processing plastics stock silk, can be with the long banding plastics stock silk of cooling design around rolling up on square coiling frame for form a plurality of buckling points on the plastics stock silk, so when using plastics stock silk to produce above-mentioned daily brush, only need use cutting tool to decide the buckling point of plastics stock silk, can obtain the linear plastics stock silk of multistage. When the last book of receipts frame has the plastics stock silk of certain length, need use cutting tool earlier to decide the plastics stock silk, tie a knot to the tip of the plastics stock silk of deciding again for the tip of plastics stock silk is formed with the knot, goes into the bending point of plastics stock silk with knot card at last, is used for locking the knot, makes the difficult scattering of plastics stock silk.

However, in the process of knotting the end of the plastic shaping wire, the knotting needs to be completed manually by workers, so that the automation degree is low, and the knotting efficiency is low.

Disclosure of Invention

In view of the above, the present invention is directed to an automatic knotting module for plastic shaped yarns, which has the advantages of high automation degree and high knotting efficiency.

In order to solve the technical problems, the technical scheme of the invention is as follows: an automatic knotting assembly for plastic shaping wires comprises a knotting base, wherein a workbench top is obliquely arranged on the knotting base, and a wire end clamping part and a wire end knotting part are arranged on the workbench top;

the thread end clamping part is used for clamping and fixing the falling plastic shaping thread;

the thread head knotting part comprises a thread hooking unit and a thread locking unit;

the thread hooking unit comprises a thread hooking needle, a first thread hooking driving mechanism and a second thread hooking driving mechanism, the first thread hooking driving mechanism is used for driving the thread hooking needle to move along the axial direction, the second thread hooking driving mechanism is used for driving the thread hooking needle to rotate along the circumferential direction or move along the axial direction, the thread hooking needle is parallel to the working table surface, and a thread hooking hook is arranged at the end part of the thread hooking needle;

the locking wire unit includes the locking wire piece, slide connect in the inside locking wire needle of locking wire piece, be used for the drive along axial displacement's first locking wire actuating mechanism, be used for the drive the locking wire piece is followed the axial of crochet hook needle carries out wobbling second locking wire actuating mechanism, is used for the drive the locking wire piece in along the perpendicular to on the table surface the third locking wire actuating mechanism that the crochet hook needle direction removed, the tip of locking wire needle is provided with the locking wire crotch, the locking wire needle perpendicular to table surface and the crochet hook needle.

Through above-mentioned technical scheme, during the use, this automatic knotting mechanism of accessible is tied a knot to plastics design silk for replace the manual work to tie a knot, have degree of automation height, the efficient advantage of knoing.

The knotting process of the automatic knotting mechanism is as follows: firstly, clamping a dropped plastic shaping wire by using a wire end clamping part to enable the plastic shaping wire to be in a tight state;

driving the locking wire needle to extend upwards in an inclined manner through the first locking wire driving mechanism, so that an opening for clamping the plastic shaping wire is formed between the locking wire hook and the top surface of the locking wire block;

driving the thread locking block to swing to the side far away from the thread hooking needle through a second thread locking driving mechanism, so that the plastic shaping threads enter the opening;

fourthly, driving the wire locking needle to retract downwards in an inclined mode through the first wire locking driving mechanism, and enabling the plastic shaping wire to be collected in the wire locking hook; when the locking wire hook is tightly abutted against the locking wire block, the locking wire hook is matched with the locking wire block to limit the plastic shaping wire;

fifthly, driving the wire locking block to swing to one side of the wire hooking needle through a second wire locking driving mechanism, so that the plastic shaping wire is close to the wire hooking needle;

sixthly, controlling the rotation of the thread hooking needle through a second thread hooking driving mechanism to enable the hook of the hooked thread to rotate to the upward direction;

seventhly, controlling the crocheting needle to move forwards through the first crocheting driving mechanism, so that the crocheting needle penetrates through part of plastic shaping yarns on the winding frame;

eighthly, controlling the hook wire needle to move forwards and rotate continuously through the second hook wire driving mechanism, so that the hook wire hooks towards the falling plastic shaping wires;

ninth, the second thread locking driving mechanism controls the thread locking block to be far away from the thread hooking needle, so that the dropped plastic shaping threads enter the thread hooking hook;

tenth step, controlling the rotation of the thread hooking needle through a second thread hooking driving mechanism to enable the hook to carry the falling plastic shaping threads to rotate to the upward direction; meanwhile, the thread hooking needle is controlled to retreat through the second thread hooking driving mechanism so as to pull the falling plastic shaping threads;

step ten, controlling the thread hooking needle to move backwards through the first thread hooking driving mechanism, so that the dropped plastic shaping threads penetrate through the plastic shaping threads on the winding frame;

step ten, controlling the thread locking block to rotate towards one side of the thread hooking needle through a second thread locking driving mechanism;

step thirteen, controlling the wire locking block to move upwards through a third wire locking driving mechanism, so that the end part of the suspended plastic shaping wire moves upwards;

fourteenth, the second thread hooking driving mechanism drives the thread hooking needle to move forwards and rotate, so that the thread hooking needle moves outside the plastic shaping wires on the winding frame, and the hook of the thread hooking needle faces the falling plastic shaping wires;

fifteenth, controlling the wire locking block to be far away from the wire hooking needle through the second wire locking driving mechanism, so that the upper end of the suspended plastic shaping wire enters the wire hooking hook to form a first elbow;

sixthly, controlling the rotation of the thread hooking needle through a second thread hooking driving mechanism to enable the hook to carry the falling plastic shaping threads to rotate upwards; meanwhile, the thread hooking needle is controlled to retreat by the second thread hooking driving mechanism to pull the falling plastic shaping wire to form a second elbow and drive the second elbow to pass through the first elbow to form a knot;

seventhly, moving the knot upwards to the bending point of the plastic shaping wire on the coiling frame for clamping.

Preferably, the first thread hooking driving mechanism comprises a thread hooking driving cylinder fixed on the working table surface and a thread hooking mounting plate mounted at the end part of a piston rod of the thread hooking driving cylinder, and the thread hooking needle is connected to the thread hooking mounting plate.

Through the technical scheme, when the piston rod of the hook wire driving cylinder extends out or retracts, the piston rod of the hook wire driving cylinder can pass through the hook wire mounting plate to be used for driving the hook wire needle to move axially.

Preferably, the second thread hooking driving mechanism comprises a rotary telescopic cylinder fixed on the thread hooking mounting plate and a thread hooking connecting sleeve arranged at the end part of a piston rod of the rotary telescopic cylinder, the end part of the thread hooking connecting sleeve departing from the rotary telescopic cylinder is provided with a thread hooking plug hole, and a thread hooking needle is inserted and fixed in the thread hooking plug hole.

Through the technical scheme, when the piston rod of the rotary telescopic cylinder rotates, the piston rod of the rotary telescopic cylinder can drive the thread hooking needle to rotate through the thread hooking connecting sleeve. When the piston rod of the rotary telescopic cylinder extends or retracts, the piston rod of the rotary telescopic cylinder can drive the thread hooking needle to move axially through the thread hooking connecting sleeve.

Preferably, the first wire locking driving mechanism comprises a wire locking driving cylinder and a wire locking connecting sleeve arranged at the end part of the piston rod of the wire locking driving cylinder, a wire locking inserting hole is formed in the end part of the wire locking connecting sleeve, which is far away from the wire locking driving cylinder, and the wire locking needle is inserted and fixed in the wire locking inserting hole.

Through the technical scheme, when the piston rod of the locking wire driving cylinder extends out or retracts, the piston rod of the locking wire driving cylinder can drive the locking wire needle to move axially through the locking wire connecting sleeve.

Preferably, the second wire locking driving mechanism comprises a key shaft rotatably connected to the knotting base, a wire locking upper plate mounted on the key shaft, and a wire locking power part for driving the key shaft to rotate in a reciprocating manner, and the wire locking block is mounted on a side wall of the wire locking upper plate.

Through the technical scheme, when the wire locking power part drives the key shaft to rotate back and forth, the wire locking block can be driven to swing back and forth through the wire locking upper plate.

Preferably, the locking wire power part comprises a locking wire lower plate and a locking wire swinging cylinder, the locking wire lower plate is mounted on the key shaft and is parallel to the locking wire upper plate, a cylinder body of the locking wire swinging cylinder is hinged to the knotting base, and a piston rod of the locking wire swinging cylinder is hinged to the locking wire lower plate.

Through above-mentioned technical scheme, the flexible in-process of piston rod of locking line swing cylinder, accessible locking line hypoplastron is used for driving the key shaft and makes a round trip to rotate, and key shaft accessible locking line upper plate drives the locking line piece and makes a round trip to swing.

Preferably, the key shaft is sleeved with the locking wire upper plate in a sliding manner, the third locking wire driving mechanism comprises a locking wire sliding cylinder and a supporting shaft, a cylinder body of the locking wire sliding cylinder is fixed on a side wall of the locking wire upper plate, a piston rod of the locking wire sliding cylinder penetrates through the locking wire upper plate, one end of the supporting shaft is fixed on the piston rod of the locking wire sliding cylinder, and the other end of the supporting shaft is fixed on the locking wire lower plate.

Through above-mentioned technical scheme, when the piston rod of lockwire slip cylinder stretches out or retracts, lockwire slip cylinder accessible cylinder body orders about the lockwire upper plate and slides along the axial of key shaft.

Preferably, the thread end clamping part comprises a clamping mounting frame connected to the knotting base, a clamping driving cylinder arranged on the clamping mounting frame, a connecting plate arranged at the end part of a piston rod of the clamping driving cylinder, and clamping units symmetrically arranged at two sides of the connecting plate;

the clamping unit comprises a movable plate hinged to the connecting plate and a clamping plate hinged to the movable plate, the middle of the clamping plate is hinged to the clamping mounting frame, and the end part, far away from the movable plate, of the clamping plate is a clamping end.

Through above-mentioned technical scheme, when the piston rod that the centre gripping drove actuating cylinder stretches out or retracts, the centre gripping drove actuating cylinder and can order about the connecting plate and remove, and connecting plate accessible fly leaf is used for ordering about the grip block and rotates for two exposed core are kept away from each other or are close to each other.

Preferably, the thread end clamping part further comprises furling units symmetrically arranged on two sides of the connecting plate, and the two groups of furling units are respectively positioned above the two groups of clamping units;

the furling unit comprises an extension plate hinged to the connecting plate and a furling mounting plate hinged to the extension plate, the middle of the furling mounting plate is hinged to the clamping mounting frame, the end part of the furling mounting plate, far away from the extension plate, is a furling end, a furling rod is arranged at the furling end, two ends of the furling rod bend towards one side, far away from the furling end, and the two furling rods are arranged in a vertically staggered mode.

Through above-mentioned technical scheme, use the clamping unit to clamp before the plastics stock silk that will fall down is tight, use to draw in the unit and draw in the plastics stock silk that will fall down in, the plastics stock silk that so is difficult for appearing and has fallen down fails the tight condition of clamp by the clamping unit.

The piston rod that the centre gripping drove actuating cylinder orders about the connecting plate and removes the in-process, and the mounting panel that draws in is ordered about to the connecting plate accessible extension board and rotates for two draw in the pole and be close to each other or keep away from each other. When the two furling rods are close to each other, the two furling rods can gradually furl the falling plastic shaping wires.

Preferably, the worktable surface is also provided with a thread end cutting part for cutting off the plastic shaping threads;

the end of a thread tailors the portion including rotate connect in table surface tailor the mounting panel, set up and be in tailor pneumatic on the mounting panel cut, be used for the drive tailor mounting panel pivoted and tailor power spare, the shearing mouth orientation that pneumatic was cut the crochet hook one side.

Through the technical scheme, after knotting is completed, the cutting power piece drives the cutting mounting plate to turn to one side of the crochet hook needle, so that the falling plastic shaping wire enters the shearing opening of the pneumatic scissors, and then the falling plastic shaping wire is sheared by the pneumatic scissors.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a schematic structural view of the thread end clamping portion;

FIG. 3 is a schematic structural view of a thread hooking unit;

fig. 4 is a schematic structural view of the locking wire unit.

Reference numerals: 1. a knotting base; 2. a work table; 3. a thread end clamping part; 31. clamping the mounting frame; 32. a clamping driving cylinder; 33. a connecting plate; 34. a clamping unit; 341. a movable plate; 342. a clamping plate; 3421. a clamping end; 35. a furling unit; 351. an extension plate; 352. folding the mounting plate; 3521. closing the end; 4. a thread end knotting part; 41. a thread hooking unit; 411. a thread hooking needle; 412. a first hook driving mechanism; 4121. the hook wire drives the cylinder; 4122. a wire hooking mounting plate; 413. a second hook driving mechanism; 4131. rotating the telescopic cylinder; 4132. a thread hooking connecting sleeve; 42. a wire locking unit; 421. a wire locking block; 422. a thread locking needle; 423. a first wire locking drive mechanism; 4231. a lockwire driving cylinder; 4232. a wire locking connecting sleeve; 424. a second wire locking driving mechanism; 4241. a key shaft; 4242. locking the wire and mounting the wire on a plate; 4243. a wire locking power part; 42431. a lower plate of the locking wire; 42432. a wire locking swing cylinder; 425. a third wire locking driving mechanism; 4251. a wire-locking sliding cylinder; 4252. a support shaft; 5. hooking and hooking the thread; 6. locking the wire and hooking; 7. a wire hooking and inserting hole; 8. locking wire plug holes; 9. a furling rod; 10. a thread end cutting part; 101. cutting the mounting plate; 102. pneumatic shearing; 103. and cutting the power piece.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.

An automatic knotting assembly for plastic shaped yarns, as shown in fig. 1, comprises a knotting base 1. The top of the knotting base 1 is obliquely provided with a working table surface 2, and an installation cavity is formed between the knotting base 1 and the working table surface 2. The working table 2 is provided with a mounting hole in a penetrating manner, the mounting hole extends along the direction perpendicular to the working table 2, and the mounting hole is communicated with the mounting chamber.

The working table surface 2 is provided with a thread end clamping part 3 for clamping and fixing the falling plastic shaping threads, a thread end knotting part 4 for knotting the falling plastic shaping threads and a thread end cutting part 10 for cutting the falling plastic shaping threads.

As shown in fig. 1 and 2, the thread end clamping portion 3 includes a clamping mounting frame 31, a clamping driving cylinder 32 having a cylinder body fixed to a side wall of the clamping mounting frame 31, a connecting plate 33 mounted on a piston rod of the clamping driving cylinder 32, two sets of clamping units 34 symmetrically disposed on a bottom surface of the connecting plate 33, and two sets of drawing units 35 symmetrically disposed on a top surface of the connecting plate 33.

One side of the clamping mount 31 is hinged to the bottom of the work surface 2, and the other side of the clamping mount 31 can be close to or away from the work surface 2 when the clamping mount 31 rotates around the hinge point. The bottom of base 1 of knoing is provided with the activity cylinder, and the cylinder body of activity cylinder articulates in the bottom surface of base 1 of knoing, and the piston rod tip of activity cylinder articulates in the lateral wall of centre gripping mounting bracket 31. When the piston rod of the movable cylinder extends or retracts, the movable cylinder can drive the clamping mounting frame 31 to rotate around the hinge point.

The clamping unit 34 includes a movable plate 341 hinged to the bottom surface of the connection plate 33, and a clamping plate 342 hinged to an end of the movable plate 341. The middle portion of the clamping plate 342 is hinged to the top surface of the clamping mounting bracket 31 by a hinge shaft. The end of the clamping plate 342 away from the movable plate 341 is a clamping end 3421, and the side walls of the two clamping ends 3421 are provided with rubber sheets to prevent the plastic staple fibers from being pinched off.

The furling unit 35 includes an extension plate 351 hinged to the top surface of the connection plate 33, and a furling mounting plate 352 hinged to an end of the extension plate 351. The middle portion of the furling mounting plate 352 is hinged to the top surface of the clamping mounting bracket 31 by a hinge shaft. The end part of the furling mounting plate 352 far away from the extension plate 351 is a furling end 3521, the furling end 3521 is fixedly clamped with furling rods 9, and the two furling rods 9 are arranged in a vertically staggered manner. The two ends of the furling rod 9 are bent to the side far away from the furling end 3521, so that the plastic shaping wires can be furled more effectively.

As shown in fig. 1, 3 and 4, the thread end knotting part 4 includes a thread hooking unit 41 installed at the top of the work top 2, and a thread locking unit 42 installed at the bottom of the work top 2, wherein the thread locking unit 42 is located in the installation chamber.

The thread hooking unit 41 includes a thread hooking needle 411, a first thread hooking driving mechanism 412 for driving the thread hooking needle 411 to move in the axial direction, and a second thread hooking driving mechanism 413 for rotating the thread hooking needle 411 in the circumferential direction or moving in the axial direction. The thread hooking needle 411 is parallel to the work table surface 2, and the end of the thread hooking needle 411 is provided with a thread hooking hook 5. The side of the hook wire hook 5, which is back to the hook wire needle 411, is provided with a guiding sharp tip, and the width of the guiding sharp tip gradually decreases towards the side away from the hook wire needle 411. The first hook driving mechanism 412 includes a hook driving cylinder 4121 fixed to the table top 2, and a hook mounting plate 4122 attached to the end of the piston rod of the hook driving cylinder 4121. The second hook driving mechanism 413 includes a rotary telescopic cylinder 4131 fixed to the hook mounting plate 4122, and a hook connecting sleeve 4132 attached to the end of the piston rod of the rotary telescopic cylinder 4131. The end part of the hook wire connecting sleeve 4132 departing from the rotary telescopic cylinder 4131 is provided with a hook wire inserting hole 7, and the hook wire needle 411 is inserted and fixed in the hook wire inserting hole 7.

The thread locking unit 42 includes a thread locking block 421, a thread locking needle 422 penetrating the center of the thread locking block 421, a first thread locking driving mechanism 423 for driving the thread locking block to move along the axial direction, a second thread locking driving mechanism 424 for driving the thread locking block 421 to swing along the axial direction of the thread hooking needle 411, and a third thread locking driving mechanism 425 for driving the thread locking block 421 to move on the table top 2 along the direction perpendicular to the thread hooking needle 411. The top of the locking wire block 421 is provided with a receiving groove, and the receiving groove penetrates through the locking wire block 421 along the axial direction of the wire hooking needle 411. The thread locking needle 422 is perpendicular to the working table surface 2 and the thread hooking needle 411, the end of the thread locking needle 422 is provided with a thread locking hook 6, and when the thread locking needle 422 moves downwards, the thread locking hook 6 can be clamped into the accommodating groove. The first locking wire drive mechanism 423 includes a locking wire drive cylinder 4231, and a locking wire coupling sleeve 4232 attached to the end of the piston rod of the locking wire drive cylinder 4231. A locking wire insertion hole 8 is formed in the end part, away from the locking wire driving cylinder 4231, of the locking wire connecting sleeve 4232, and the locking wire needle 422 is inserted and fixed in the locking wire insertion hole 8. The second locking wire driving mechanism 424 includes a key shaft 4241 rotatably connected to the knotting base 1, a locking wire upper plate 4242 slidably fitted over the key shaft 4241, and a locking wire power member 4243 for driving the key shaft 4241 to rotate reciprocally. The wire locking block 421 is mounted on the wire locking upper plate 4242 near the side wall of the wire end clamping part 3. A locking cylinder is provided at the wire locking upper plate 4242 near the side wall of the wire hooking unit 41. When the plastic shaping wire that hangs down is knotted and is accomplished, and lock line crotch 6 changes from the hook line crotch 5, the locking cylinder changes to hook line crotch 5 below, and the piston rod of steerable locking cylinder stretches out this moment for compress tightly the plastic shaping wire that hangs down on hook line crotch 5, so end of a thread portion of tailorring 10 can accurately cut the plastic shaping wire. The wire locking power part 4243 comprises a wire locking lower plate 42431 and a wire locking swinging cylinder 42432, the wire locking lower plate 42431 is fixedly arranged on the key shaft 4241, the wire locking lower plate 42431 is parallel to the wire locking upper plate 4242, a cylinder body of the wire locking swinging cylinder 42432 is hinged to the knotting base 1, and a piston rod of the wire locking swinging cylinder 42432 is hinged to the wire locking lower plate 42431. The third locking wire driving mechanism 425 includes a locking wire sliding cylinder 4251 and a support shaft 4252, a cylinder body of the locking wire sliding cylinder 4251 is fixed to a side wall of the locking wire upper plate 4242, a piston rod of the locking wire sliding cylinder 4251 penetrates through the locking wire upper plate 4242, one end of the support shaft 4252 is fixed to the piston rod of the locking wire sliding cylinder 4251, and the other end of the support shaft 4252 is fixed to the locking wire lower plate 42431.

As shown in fig. 1 and 3, the thread end cutting part 10 includes a cutting mounting plate 101 rotatably connected to the table top 2 through a rotating shaft, a pneumatic cutter 102 provided on the cutting mounting plate 101, and a cutting power member 103 for driving the cutting mounting plate 101 to rotate. The cutting opening of the pneumatic scissors 102 faces the side of the hook line 5. The cutting power part 103 is an air cylinder, the cylinder body of the air cylinder is hinged to the bottom surface of the working platform, and the end part of the piston rod of the air cylinder is hinged to the side wall of the rotating shaft. When the piston rod of the air cylinder extends or retracts, the air cylinder can drive the rotating shaft to rotate, so that the pneumatic scissors 102 are close to or far away from the hook line hook 5.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims

1. The utility model provides an automatic subassembly of knoing of plastics stock silk, characterized by: the knotting machine comprises a knotting base (1), wherein a working table top (2) is obliquely arranged on the knotting base (1), and a thread end clamping part (3) and a thread end knotting part (4) are arranged on the working table top (2);

the thread end clamping part (3) is used for clamping and fixing the falling plastic shaping thread;

the thread end knotting part (4) comprises a thread hooking unit (41) and a thread locking unit (42);

the thread hooking unit (41) comprises a thread hooking needle (411), a first thread hooking driving mechanism (412) used for driving the thread hooking needle (411) to move along the axial direction, and a second thread hooking driving mechanism (413) used for driving the thread hooking needle (411) to rotate along the circumferential direction or move along the axial direction, wherein the thread hooking needle (411) is parallel to the working table top (2), and the end part of the thread hooking needle (411) is provided with a thread hooking hook (5);

the locking wire unit (42) comprises a locking wire block (421), a sliding connection needle (422) inside the locking wire block (421), a first locking wire driving mechanism (423) moving along the axial direction, a third locking wire driving mechanism (425) used for driving the locking wire block (421) to swing along the axial direction of the hooking wire needle (411), and a locking wire bent hook (6) arranged at the end of the locking wire needle (422), wherein the locking wire needle (422) is perpendicular to the working table top (2) and the hooking wire needle (411).

2. The plastic sizing wire automatic knotting assembly of claim 1, wherein: the first thread hooking driving mechanism (412) comprises a thread hooking driving cylinder (4121) fixed on the working table top (2) and a thread hooking mounting plate (4122) mounted at the end part of the piston rod of the thread hooking driving cylinder (4121), and the thread hooking needle (411) is connected to the thread hooking mounting plate (4122).

3. The plastic sizing wire automatic knotting assembly of claim 2, wherein: the second hook line driving mechanism (413) comprises a rotary telescopic cylinder (4131) fixed on the hook line mounting plate (4122) and a hook line connecting sleeve (4132) mounted at the end part of a piston rod of the rotary telescopic cylinder (4131), a hook line inserting hole (7) is formed in the end part, deviating from the rotary telescopic cylinder (4131), of the hook line connecting sleeve (4132), and the hook line needle (411) is inserted and fixed in the hook line inserting hole (7).

4. The plastic sizing wire automatic knotting assembly of claim 1, wherein: the first locking line driving mechanism (423) comprises a locking line driving cylinder (4231) and a locking line connecting sleeve (4232) arranged at the end part of a piston rod of the locking line driving cylinder (4231), a locking line inserting hole (8) is formed in the end part, deviating from the locking line driving cylinder (4231), of the locking line connecting sleeve (4232), and the locking line needle (422) is inserted and fixed in the locking line inserting hole (8).

5. The plastic sizing wire automatic knotting assembly of claim 4, wherein: the second locking line driving mechanism (424) comprises a key shaft (4241) rotatably connected to the knotting base (1), a locking line upper plate (4242) installed on the key shaft (4241), and a locking line power piece (4243) used for driving the key shaft (4241) to rotate in a reciprocating mode, and the locking line block (421) is installed on the side wall of the locking line upper plate (4242).

6. The plastic sizing wire automatic knotting assembly of claim 5, wherein: the wire locking power part (4243) comprises a wire locking lower plate (42431) and a wire locking swinging cylinder (42432), wherein the wire locking lower plate (42431) is installed on the key shaft (4241), the wire locking lower plate (42431) is parallel to the wire locking upper plate (4242), a cylinder body of the wire locking swinging cylinder (42432) is hinged to the knotting base (1), and a piston rod of the wire locking swinging cylinder (42432) is hinged to the wire locking lower plate (42431).

7. The plastic sizing wire automatic knotting assembly of claim 6, wherein: the key shaft (4241) is slidably sleeved on the lock wire upper plate (4242), the third lock wire driving mechanism (425) comprises a lock wire sliding cylinder (4251) and a supporting shaft (4252), a cylinder body of the lock wire sliding cylinder (4251) is fixed on the side wall of the lock wire upper plate (4242), a piston rod of the lock wire sliding cylinder (4251) penetrates through the lock wire upper plate (4242), one end of the supporting shaft (4252) is fixed on the piston rod of the lock wire sliding cylinder (4251), and the other end of the supporting shaft (4252) is fixed on the lock wire lower plate (42431).

8. The plastic sizing wire automatic knotting assembly of claim 1, wherein: the thread end clamping part (3) comprises a clamping mounting frame (31) connected to the knotting base (1), a clamping driving cylinder (32) installed on the clamping mounting frame (31), a connecting plate (33) arranged at the end part of a piston rod of the clamping driving cylinder (32), and clamping units (34) symmetrically arranged on two sides of the connecting plate (33);

the clamping unit (34) comprises a movable plate (341) hinged to the connecting plate (33) and a clamping plate (342) hinged to the movable plate (341), the middle of the clamping plate (342) is hinged to the clamping mounting frame (31), and the end, away from the movable plate (341), of the clamping plate (342) is a clamping end (3421).

9. The plastic sizing wire automatic knotting assembly of claim 1, wherein: the thread end clamping part (3) further comprises furling units (35) which are symmetrically arranged on two sides of the connecting plate (33), and the two groups of furling units (35) are respectively positioned above the two groups of clamping units (34);

the furling unit (35) comprises an extension plate (351) hinged to the connection plate (33) and a furling mounting plate (352) hinged to the extension plate (351), the middle of the furling mounting plate (352) is hinged to the clamping mounting frame (31), the end part, far away from the extension plate (351), of the furling mounting plate (352) is a furling end (3521), a furling rod (9) is arranged at the furling end (3521), two ends of the furling rod (9) bend towards one side far away from the furling end (3521), and the two furling rods (9) are arranged in a vertically staggered mode.

10. The plastic sizing wire automatic knotting assembly of claim 1, wherein: the worktable surface (2) is also provided with a thread end cutting part (10) for cutting off plastic shaping threads;

the end of a thread cuts out portion (10) including rotate connect in table surface (2) cut out mounting panel (101), set up and be in cut out pneumatic on mounting panel (101) and cut out (102), be used for driving cut out mounting panel (101) pivoted and cut out power spare (103), the shearing mouth orientation of pneumatic scissors (102) hook line crotch (5) one side.