CN220400313U - Wrapping wire processing equipment - Google Patents

Abstract

The utility model relates to wrapping wire processing equipment which comprises a wire unwinding roller, a wire winding roller, a wrapping device, a paint dipping barrel and an oven; a paint dipping barrel is arranged at the bottom end of the oven; an intermediate roller is arranged between the wire unwinding roller and the wrapping device; a first traction roller and a second traction roller are arranged on the top end of the oven; a paint dipping roller is arranged in the paint dipping barrel; a third traction roller is arranged at the bottom end of the second traction roller; a scraping plate is arranged at the inner top end of the paint dipping barrel; and the wire unwinding roller is provided with a metal wire. The wrapping wire processing equipment integrates wrapping, paint dipping and drying on one piece of equipment, and greatly improves the production efficiency of the wrapping wire. And when carrying out paint dipping and drying operation after wrapping the metal wire, realized the direct stoving after the paint dipping, save time and cost, before the wire that waits to dry gets into the oven, strike off the unnecessary lacquer of adhesion on the wire outer wall through the scraper blade on the top in the paint dipping bucket, guarantee the uniformity of wire paint dipping, guarantee the production quality of wire.

Description

Wrapping wire processing equipment

Technical Field

The utility model relates to processing equipment, in particular to wrapping wire processing equipment.

Background

The wrapping wire is tightly wrapped on the conductive wire core by using natural silk, polyester silk, glass silk, insulating paper or synthetic resin film and the like to form an insulating layer. The wrapping wire needs to be subjected to the following steps in the wrapping process: the existing paint dipping procedure and the baking oven of the lapped wire are separated independently, the wire subjected to lapping is subjected to primary drying after paint dipping, then enters the baking oven for further drying, and the production procedures of paint dipping and drying are separated, so that the production efficiency of the lapped wire is low, and the production cost of enterprises is greatly improved.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. To this end, the utility model proposes a lapped wire processing apparatus.

The technical scheme adopted for solving the technical problems is as follows: the wrapping wire processing equipment comprises a wire unwinding roller, a wire winding roller, a wrapping device, a paint dipping barrel and an oven;

the device comprises a baking oven, a wire paying-off roller, a wire winding device, a wire soaking barrel, a wire winding device and a wire winding device, wherein the wire winding device is arranged on the other side of the baking oven;

an intermediate roller is arranged between the wire unwinding roller and the wrapping device; the bottom end of the wrapping device is provided with a bottom through hole, and the top end of the wrapping device is provided with a top through hole; the top end of the oven is provided with a first traction roller and a second traction roller, the first traction roller is positioned at one side of the oven close to the wrapping device, and the second traction roller is arranged at one side of the oven close to the wire winding roller; a thread-dividing roller is arranged between the paint dipping barrel and the oven; a paint dipping roller is arranged in the paint dipping barrel; a third traction roller is arranged at the bottom end of the second traction roller;

the top end in the paint dipping barrel is provided with a scraping plate, the scraping plate comprises a fixed plate and a movable plate which are oppositely arranged, the fixed plate is connected with the movable plate through a screw rod, and a space is reserved between the fixed plate and the movable plate;

the wire winding device is characterized in that a wire is arranged on the wire unwinding roller, one end of the wire is wound on the wire unwinding roller, the other end of the wire is a free end, and the free end is wound on the wire winding roller through a middle roller, a bottom through hole, a top through hole, a first traction roller, a third traction roller, a wire dividing roller, a paint dipping roller, a scraping plate, an inlet, an outlet and a second traction roller.

In a preferred embodiment of the present utility model, the paint dipping roller comprises a first paint dipping tank and a second paint dipping tank;

the line dividing roller is sequentially provided with a first drying groove, a second drying groove, a third drying groove, a fourth drying groove, a fifth drying groove and a sixth drying groove;

the second traction roller is provided with a first traction groove, a second traction groove, a third traction groove, a fourth traction groove, a fifth traction groove and a sixth traction groove in sequence.

In a preferred embodiment of the present utility model, the wrapping device includes a driving motor, a rotating disc, a rotating shaft and a rotating seat;

the driving motor is connected with the rotating disc, a rotating shaft is arranged on the rotating disc, a rotating seat and a guide sleeve are arranged on the rotating shaft, the rotating seat is positioned at one end of the rotating shaft, which is close to the rotating disc, and the guide sleeve is positioned at the other end of the rotating shaft;

through holes are formed in the rotating disc, the rotating shaft and the guide sleeve, the other end of the rotating disc, the rotating shaft and the guide sleeve sequentially penetrate through the bottom through hole, the rotating disc, the rotating shaft and the through holes in the guide sleeve and then extend out through the top through hole, and the rotating disc, the rotating shaft and the guide sleeve are connected with the first traction roller after being wrapped by wrapping silk threads;

the rotary seat is provided with a shaft sleeve, the shaft sleeve is arranged on the outer ring of the rotary shaft, the outer ring of the shaft sleeve is sleeved with a wrapping spool, the wrapping spool comprises a spool and a wrapping thread wound on the spool, and the wrapping thread is a mixed thread of alkali-free glass filaments and polyester filaments; one end of the wrapping wire is wound on the spool, and the other end of the wrapping wire is wound on the metal wire extending out of the guide sleeve to form the wrapping wire.

In a preferred embodiment of the present utility model, a first fixing column and a second fixing column are further disposed on the rotating disc at intervals, one end of a belt is fixed on the first fixing column, the other end of the belt is connected to the second fixing column through a spring, and the belt between the first fixing column and the second fixing column is attached to the outer wall of the rotating seat.

In a preferred embodiment of the present utility model, the guide sleeve is movably disposed on the rotating shaft, a wire groove is disposed on the top end of the guide sleeve, the wire groove and the guide sleeve are integrally formed, and the metal wire extending out of the guide sleeve passes through the wire groove and then is connected with the first traction roller.

In a preferred embodiment of the present utility model, the rotating disc is further provided with a guide post, a first traction hole is formed on one side of the guide post, a second traction hole is formed on the top end of the guide post, and the wrapping wire sequentially passes through the first traction hole, the second traction hole and the wire groove and then is wound on the outer wall of the metal wire.

In a preferred embodiment of the present utility model, the present utility model further comprises a guide tube, wherein a through hole is provided in the guide tube, and the wrap wire extending from the top through hole passes through the through hole and is connected to the first traction roller;

a space is reserved between the guide pipe and the top through hole, and a plurality of wrapping bobbins are movably sleeved on the guide pipe; the guide tube is provided with a groove on the outer wall near one end of the guide sleeve, and a U-shaped clamping plate is clamped in the groove.

The beneficial effects of the utility model are as follows: the wrapping wire processing equipment integrates wrapping, paint dipping and drying on one equipment, and greatly improves the production efficiency of the wrapping wire. And when carrying out paint dipping and stoving operation behind the wire winding, owing to paint dipping barrel sets up in the oven bottom, realized the direct drying after the paint dipping, treat the wire winding of drying after avoiding paint dipping and transport the processing, avoid the paint to drop subaerial environmental pollution that causes, save process, save time and cost, simultaneously, before the wire winding of waiting to dry gets into the oven, strike off the unnecessary paint of adhesion on the wire winding outer wall through the scraper blade on the top in the paint dipping barrel, guarantee the uniformity of wire winding paint dipping, guarantee the production quality of wire winding.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a second schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of the structure of the paint dipping barrel of the utility model;

FIG. 4 is a schematic view of a second pull roll configuration of the present utility model;

FIG. 5 is a schematic view of the structure of the thread-splitting roller of the present utility model;

FIG. 6 is a schematic view of the wrapping device of the present utility model;

FIG. 7 is a schematic view of the connection structure of the components of the wrapping device of the present utility model;

FIG. 8 is a schematic view of the rotary disk structure of the wrapping device of the present utility model;

FIG. 9 is a schematic view of the structure of the rotary shaft of the present utility model;

in the figure: a wire unwinding roller 1; a take-up roller 2; a wrapping device 3; a top through hole 301; a paint dipping barrel 4; an oven 5; an inlet 501; an outlet 502; an intermediate roller 6; a first traction roller 7; a second traction roller 8; a first traction groove 801; a second traction groove 802; a third drawing groove 803; a fourth traction groove 804; fifth traction groove 805; a sixth traction groove 806; a thread dividing roller 9; a first drying groove 901; a second drying tub 902; a third drying groove 903; a fourth drying groove 904; a fifth drying groove 905; a sixth drying tub 906; a paint dipping roller 10; a scraper 11; a fixing plate 1101; a movable plate 1102; a screw 1103; a metal wire 12; a third traction roller 13; a drive motor 14; a rotating disc 15; a rotation shaft 16; a rotary base 17; a guide sleeve 18; a sleeve 19; a wrapping spool 20; a spool 2001; wrapping wire 2002; a first fixing column 21; a second fixing post 22; a belt 23; a spring 24; a wire groove 25; a guide post 26; a first traction aperture 27; a second pulling eye 28.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The wrapping wire processing equipment comprises a wire unwinding roller 1, a wire winding roller 2, a wrapping device 3, a paint dipping barrel 4 and an oven 5, wherein the wire winding roller is arranged on the wire winding roller;

the bottom end of the oven 5 is provided with a paint dipping barrel 4, an inlet 501 is arranged at the position of the bottom end of the oven 5 corresponding to the paint dipping barrel, an outlet 502 is arranged at the top end of the oven 5, the wire laying roller 1 and the wire collecting roller 2 are arranged on one side of the oven 5, and the wrapping device 3 is arranged on the other side of the oven 5;

an intermediate roller 6 is arranged between the paying-off roller 1 and the wrapping device 3; the bottom end of the wrapping device 3 is provided with a bottom through hole, and the top end of the wrapping device is provided with a top through hole 301; a first traction roller 7 and a second traction roller 8 are arranged on the top end of the oven 5, the first traction roller 7 is positioned at one side of the oven close to the wrapping device, and the second traction roller 8 is arranged at one side of the oven close to the wire winding roller; a thread-dividing roller 9 is arranged between the paint dipping barrel 4 and the oven; a paint dipping roller 10 is arranged in the paint dipping barrel 4; the bottom end of the second traction roller is provided with a third traction roller 13;

the top end in the paint dipping barrel 4 is provided with a scraping plate 11, the scraping plate 11 comprises a fixed plate 1101 and a movable plate 1102 which are oppositely arranged, the fixed plate 1101 and the movable plate 1102 are connected through a screw 1103, and a space is reserved between the fixed plate 1101 and the movable plate 1102; the arrangement of the spacing is convenient for the passing of the lapped wire which is impregnated with paint, and when the lapped wire passes, the redundant paint on the lapped wire is scraped into a paint impregnating barrel, so that the uniformity of paint impregnating of the lapped wire is ensured, and the paint impregnating quality of the lapped wire is ensured;

the paying-off roller 1 is provided with a metal wire 12, one end of the metal wire 12 is wound on the paying-off roller 1, the other end is a free end, and the free end forms a wrapping wire to be wound on the take-up roller 2 after passing through the middle roller 6, the bottom through hole, the top through hole 301, the first traction roller 7, the third traction roller 13, the wire dividing roller 9, the paint dipping roller 10, the scraping plate 11, the inlet 501, the outlet 502 and the second traction roller 8.

The wrapping wire processing equipment integrates wrapping, paint dipping and drying on one equipment, and greatly improves the production efficiency of the wrapping wire. And when carrying out paint dipping and stoving operation behind the wire winding, because paint dipping barrel sets up in the oven bottom, realized the direct drying after the paint dipping, treat the wire winding of drying after avoiding paint dipping and transport the processing, save process, save time and cost, simultaneously, before the wire winding of waiting to dry gets into the oven, strike off the unnecessary lacquer of adhesion on the wire winding outer wall through the scraper blade on the top in the paint dipping barrel, guarantee wire winding paint dipping's homogeneity, guarantee the production quality of wire winding.

As a preferred embodiment, the paint dipping roller 10 in the present application includes a first paint dipping tank 1001 and a second paint dipping tank 1002; the second traction roller 8 is provided with a first traction groove 801, a second traction groove 802, a third traction groove 803, a fourth traction groove 804, a fifth traction groove 805 and a sixth traction groove 806 in sequence;

the branching roller 9 is provided with a first drying groove 901, a second drying groove 902, a third drying groove 903, a fourth drying groove 904, a fifth drying groove 905 and a sixth drying groove 906 in sequence.

According to the wrapping processing equipment, the production of the wrapping wire is completed after the metal wire sequentially passes through the steps of wrapping, primary paint dipping, primary drying, secondary paint dipping, secondary drying and continuous four times of drying. When the wrapping processing equipment is used, the free end of the metal wire firstly reaches the wrapping device after passing through the middle roller 6, enters the wrapping device from the bottom through hole at the bottom end of the wrapping device, winds the wrapping silk thread on the outer ring of the metal wire through the wrapping device to finish wrapping, passes through the first traction roller 7 and the third traction roller 13, passes through the first drying groove 901 of the branching roller 9 and enters the paint dipping barrel after being drawn by the first traction roller 7 and the third traction roller 13, passes through the first paint dipping groove 1001 of the paint dipping roller 10 to realize the first paint dipping, passes through the scraping plate and enters the baking oven from the inlet after passing through the wrapping thread after the first paint dipping, realizes the first drying, passes through the first traction groove 801 and the second drying groove 902 of the second traction roller 8 again after the dried wrapping thread comes out from the outlet, realizes the second paint dipping, and the wrapping thread entering the paint dipping barrel is drawn by the second paint dipping groove, the scraping excessive paint and enters the baking oven from the inlet after scraping the scraping plate, the second drying is realized, the wrapping wire after the second drying comes out from the outlet and enters the oven through the second traction groove 802 and the third drying groove, the third drying of the wrapping wire is realized, the wrapping wire after the third drying comes out from the outlet and enters the oven through the third traction groove and the fourth drying groove, the fourth drying of the wrapping wire is realized, the wrapping wire after the fourth drying comes out from the outlet and enters the oven again through the fourth traction groove and the fifth drying groove, the fifth drying is realized, the wrapping wire after the fifth drying comes out from the outlet and enters the oven again through the fifth traction groove and the sixth drying groove, the sixth drying of the wrapping wire is realized through the oven, and the wrapping wire after the sixth drying is pulled through the sixth traction groove and then is wound on the wire winding roller, so that the production procedure of the wrapping wire is completed.

As a preferred embodiment, the wrapping device in the present application comprises a driving motor 14, a rotating disc 15, a rotating shaft 16 and a rotating seat 17;

the driving motor 14 is connected with the rotating disc 15, a rotating shaft 16 is arranged on the rotating disc 15, a rotating seat 17 and a guide sleeve 18 are arranged on the rotating shaft 16, the rotating seat 17 is positioned at one end of the rotating shaft 16 close to the rotating disc 15, and the guide sleeve 18 is positioned at the other end of the rotating shaft 16;

through holes are formed in the rotary disk 15, the rotary shaft 16 and the guide sleeve 18, the other end of the rotary disk passes through the bottom through hole, the rotary disk 15, the rotary shaft 16 and the through holes in the guide sleeve 18 in sequence and then extends out through the top through hole, and the rotary disk, the rotary shaft 16 and the guide sleeve 18 are connected with the first traction roller 7 after being wrapped by wrapping wires;

the rotary seat 17 is provided with a shaft sleeve 19, the shaft sleeve 19 is arranged on the outer ring of the rotary shaft 16, the outer ring of the shaft sleeve 19 is sleeved with a wrapping spool 20, the wrapping spool 20 comprises a spool 2001 and a wrapping thread 2002 wound on the spool, and the wrapping thread 2002 is a mixed thread of alkali-free glass filaments and polyester filaments; the wrapping wire 2002 is wound on the spool 2001 at one end and on the wire extending from the guide sleeve 18 at the other end to form a wrapped wire.

In the process of driving the rotating disc to rotate by the driving motor, the rotating disc drives the rotating shaft and the rotating seat to rotate, and then drives the shaft sleeve on the rotating shaft and the wrapping wire shaft to rotate, so that wrapping wires on the wrapping wire shaft are pulled out, and the wrapping wires are wrapped along with the rotation of the rotating disc.

Still the interval is equipped with first fixed column 21 and second fixed column 22 on the rotary disk 15 in this application, be fixed with belt 23 one end on the first fixed column 21, the belt 23 other end is connected through spring 24 on the second fixed column 22, first fixed column 21 with the belt laminating roating seat 17 outer wall between the second fixed column 22.

In the rotating process of the rotating seat along with the rotating shaft on the rotating disc, the belt 23 between the first fixing column 21 and the second fixing column 22 is attached to the outer wall of the rotating seat 17, friction is generated between the belt 23 and the rotating seat 17 in the rotating process of the rotating seat 17, the rotating speed of the rotating seat 17 is reduced, the shaft sleeve 19 connected with the rotating seat 17 drives the rotating speed of the wrapping wire shaft to be reduced, the rotating speed of the rotating disc is kept unchanged, the free end of the wrapping wire is pulled to stretch out of the wrapping wire at a speed lower than the speed of the wrapping wire to be wound on the metal wire, the wrapping wire on the spool is kept in tension all the time, the phenomenon that the wrapping wire is slipped after being wound on the metal wire due to insufficient tension of the wrapping wire is effectively avoided, the compactness of the wrapping wire wound on the metal wire is guaranteed, the effect of the wrapping wire wound on the metal wire is guaranteed, the wrapping efficiency of the wrapping wire is improved, the reworking phenomenon is avoided, and the production cost of enterprises is reduced. The spring plays the effect of adjusting belt tensioning for the belt constantly rubs with the roating seat, avoids simultaneously because the belt between first fixed column and the second fixed column pulls compacter, causes the roating seat to rotate the emergence of motionless or changeing unstable condition.

As a preferred embodiment, in this application the uide bushing 18 activity sets up on rotation axis 16, is convenient for take off the uide bushing, will wrap wire axle sleeve on the axle sleeve, be equipped with wire groove 25 on the uide bushing 18 top, wire groove 25 with uide bushing 18 integrated into one piece, the wire that stretches out the uide bushing passes in from wire groove 25 and is connected with first traction roller 7, realizes the guide effect to wrap wire through wire groove 4.

The rotary disk 15 is further provided with a guide pillar 26, a first traction hole 27 is formed in one side of the guide pillar 26, a second traction hole 28 is formed in the top end of the guide pillar, and the wrapping wire sequentially passes through the first traction hole 27, the second traction hole 28 and the wire groove 25 and then is wound on the outer wall of the metal wire. The guide and the traction of the free end of the wrapping wire are realized through the first traction hole 27 and the second traction hole 28, the arrangement of the free end of the wrapping wire is realized, the knotting of the wrapping wire is avoided, the wrapping wire is ensured to be dragged according to a preset path, and the wrapping efficiency of the metal wire is ensured.

In the description of the present specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present utility model has been described in terms of the preferred embodiments, the preferred embodiments are not limited to the above embodiments, and various modifications and changes can be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model is defined by the appended claims.

Claims (7)

1. The wrapping wire processing equipment is characterized by comprising a wire unwinding roller, a wire winding roller, a wrapping device, a paint dipping barrel and an oven;

the device comprises a baking oven, a wire paying-off roller, a wire winding device, a wire soaking barrel, a wire winding device and a wire winding device, wherein the wire winding device is arranged on the other side of the baking oven;

an intermediate roller is arranged between the wire unwinding roller and the wrapping device; the bottom end of the wrapping device is provided with a bottom through hole, and the top end of the wrapping device is provided with a top through hole; the top end of the oven is provided with a first traction roller and a second traction roller, the first traction roller is positioned at one side of the oven close to the wrapping device, and the second traction roller is arranged at one side of the oven close to the wire winding roller; a thread-dividing roller is arranged between the paint dipping barrel and the oven; a paint dipping roller is arranged in the paint dipping barrel; a third traction roller is arranged at the bottom end of the second traction roller;

the top end in the paint dipping barrel is provided with a scraping plate, the scraping plate comprises a fixed plate and a movable plate which are oppositely arranged, the fixed plate is connected with the movable plate through a screw rod, and a space is reserved between the fixed plate and the movable plate;

the wire winding device is characterized in that a wire is arranged on the wire unwinding roller, one end of the wire is wound on the wire unwinding roller, the other end of the wire is a free end, and the free end is wound on the wire winding roller through a middle roller, a bottom through hole, a top through hole, a first traction roller, a third traction roller, a wire dividing roller, a paint dipping roller, a scraping plate, an inlet, an outlet and a second traction roller.

2. The lapped wire processing apparatus of claim 1, wherein the paint dipping roller comprises a first paint dipping tank and a second paint dipping tank;

the line dividing roller is sequentially provided with a first drying groove, a second drying groove, a third drying groove, a fourth drying groove, a fifth drying groove and a sixth drying groove;

the second traction roller is provided with a first traction groove, a second traction groove, a third traction groove, a fourth traction groove, a fifth traction groove and a sixth traction groove in sequence.

3. The wrapping wire processing apparatus according to claim 1, wherein the wrapping device includes a driving motor, a rotating disc, a rotating shaft, and a rotating seat;

the driving motor is connected with the rotating disc, a rotating shaft is arranged on the rotating disc, a rotating seat and a guide sleeve are arranged on the rotating shaft, the rotating seat is positioned at one end of the rotating shaft, which is close to the rotating disc, and the guide sleeve is positioned at the other end of the rotating shaft;

through holes are formed in the rotating disc, the rotating shaft and the guide sleeve, the other end of the rotating disc, the rotating shaft and the guide sleeve sequentially penetrate through the bottom through hole, the rotating disc, the rotating shaft and the through holes in the guide sleeve and then extend out through the top through hole, and the rotating disc, the rotating shaft and the guide sleeve are connected with the first traction roller after being wrapped by wrapping silk threads;

the rotary seat is provided with a shaft sleeve, the shaft sleeve is arranged on the outer ring of the rotary shaft, the outer ring of the shaft sleeve is sleeved with a wrapping spool, the wrapping spool comprises a spool and a wrapping thread wound on the spool, and the wrapping thread is a mixed thread of alkali-free glass filaments and polyester filaments; one end of the wrapping wire is wound on the spool, and the other end of the wrapping wire is wound on the metal wire extending out of the guide sleeve to form the wrapping wire.

4. The wrapping wire processing device according to claim 3, wherein a first fixing column and a second fixing column are further arranged on the rotating disc at intervals, one end of a belt is fixed on the first fixing column, the other end of the belt is connected to the second fixing column through a spring, and the belt between the first fixing column and the second fixing column is attached to the outer wall of the rotating seat.

5. The wrapping wire processing device according to claim 3, wherein the guide sleeve is movably arranged on the rotating shaft, a wire groove is formed in the top end of the guide sleeve, the wire groove and the guide sleeve are integrally formed, and a metal wire extending out of the guide sleeve passes through the wire groove and then is connected with the first traction roller.

6. The wrapping wire processing device according to claim 5, wherein the rotating disc is further provided with a guide post, a first traction hole is formed in one side of the guide post, a second traction hole is formed in the top end of the guide post, and the wrapping wire sequentially passes through the first traction hole, the second traction hole and the wire groove and then is wound on the outer wall of the metal wire.

7. The apparatus according to any one of claims 1 to 6, further comprising a guide tube having a through hole therein, wherein the lapped wire extending from the top through hole passes through the through hole and is connected to the first traction roller;

a space is reserved between the guide pipe and the top through hole, and a plurality of wrapping bobbins are movably sleeved on the guide pipe; the guide tube is provided with a groove on the outer wall near one end of the guide sleeve, and a U-shaped clamping plate is clamped in the groove.