CN115532995A

CN115532995A - Wire rod forming equipment

Info

Publication number: CN115532995A
Application number: CN202211083355.2A
Authority: CN
Inventors: 薛成颜
Original assignee: Yancheng Hengming Spring Co ltd
Current assignee: Yancheng Hengming Spring Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-12-30

Abstract

The invention discloses wire forming equipment.A straightening mechanism is used for straightening a wire, horizontally conveying the wire into a wiring mechanism through a wire feeding mechanism and horizontally extending out of the end part of a wiring hole of the wiring mechanism; the end bending mechanism is horizontally arranged on the front end face of one of the fan-shaped supports and is used for bending two ends of the wire rod; the wire body bending mechanism is horizontally arranged on the front end face of the other fan-shaped support and is used for bending the wire body of the wire rod; the clamping mechanism is obliquely arranged on the front end face of the fan-shaped support above the wire body bending mechanism and used for clamping the wire rod; the shearing mechanism is obliquely arranged on the front end face of the fan-shaped support above the end bending mechanism and used for shearing the wire rods. The forming device and the forming method solve the defects of low efficiency, poor stability and high material consumption cost in the forming process of the steel wire foaming wire of the spring machine, improve the forming efficiency of the foaming wire by over 40 percent compared with the traditional spring machine, greatly improve the production efficiency and reduce the production cost.

Description

Wire rod forming equipment

Technical Field

The invention relates to wire forming equipment, and belongs to the field of wire forming devices.

Background

At present, the automobile industry is vigorously developed, the requirements of domestic automobile parts are increased day by day, the demand of the automobile seat as one of the automobile parts is also increased, and the automobile seat needs a spring machine steel wire foaming wire, so that the forming efficiency of the foaming wire is improved, and the production cost is reduced, thereby solving the problems of related enterprises; because the foaming silk belongs to thin steel wire multi-angle three-dimensional forming, and mostly is many times the rewinding structure, the forming process is slow and need multiple auxiliary fixtures, and prior foaming silk shaping is mostly traditional spring machine production debugging, occupies the station many, and the forming process is dodged loaded down with trivial details, needs the extension frock, leads to that production efficiency is low, the mould consume is fast, stability is not good.

Disclosure of Invention

The invention provides wire forming equipment, aiming at solving the defects of low efficiency, poor stability and high material consumption cost in the forming process of the steel wire foaming wire of the existing spring machine.

The technical scheme adopted by the invention is as follows:

a wire forming apparatus comprising:

the top of the middle part of the control box body is vertically provided with a positioning plate, the top of the front end of the control box body is provided with a mounting plate which is parallel and corresponding to the positioning plate, and the front end surface of the mounting plate is symmetrically provided with two fan-shaped brackets;

the straightening mechanism is arranged on the rear end face of the positioning plate and used for straightening the wire;

the wire feeding mechanism is arranged between the positioning plate and the mounting plate and used for conveying wires;

the wiring mechanism is arranged on the front end surface of the mounting plate between the two fan-shaped supports and used for passing wires;

the end bending mechanism is horizontally arranged on the front end face of one of the fan-shaped supports and is used for bending two ends of the wire rod;

the wire body bending mechanism is horizontally arranged on the front end face of the other fan-shaped support and is used for bending the wire body of the wire rod;

the clamping mechanism is obliquely arranged on the front end face of the fan-shaped support above the wire body bending mechanism and is used for clamping wires;

the shearing mechanism is obliquely arranged on the front end surface of the fan-shaped support above the end bending mechanism and is used for shearing the wire;

the controller is erected on one side of the box body and is used for controlling the actions of the wire feeding mechanism, the end bending mechanism, the wire body bending mechanism, the clamping mechanism and the shearing mechanism;

the straightening mechanism straightens the wire rod, and then the wire rod is horizontally conveyed into the wiring mechanism through the wire feeding mechanism and horizontally extends out of the end part of the wiring hole of the wiring mechanism;

the end bending mechanism, the line body bending mechanism, the clamping mechanism and the shearing mechanism are arranged by taking the wiring hole of the wiring mechanism as a circle center.

As a preferable aspect of the present invention, the straightening mechanism includes:

the wire guiding mechanism comprises a wire guiding disc, wherein two wire guiding blocks are symmetrically arranged below one side of the wire guiding disc, a plurality of guiding wheel groups are arranged on a wire guiding disc plate body positioned on the same side of each guiding block in a surrounding mode, each guiding wheel group comprises two corresponding groove guiding wheels which are in relative rotation connection with the wire guiding disc through an installation shaft, and three groove guiding wheels which are in inverted-T-shaped distribution and are in relative rotation connection with the wire guiding disc through the installation shaft are also arranged on the wire guiding disc between the two guiding blocks;

the vertical straightening assembly comprises a vertical straightening seat, and a plurality of groove straightening wheels are vertically arranged in the vertical straightening seat and are arranged on straightening wheel groups on two sides of the wire in a staggered manner along the wire conveying direction;

the horizontal straightening assembly comprises a horizontal straightening seat, and a plurality of groove straightening wheels are horizontally arranged in the horizontal straightening seat and are arranged on straightening wheel groups on two sides of the wire in a staggered manner along the wire conveying direction;

an angle plate for connection is arranged between the vertical straightening seat and the horizontal straightening seat, metal round blocks are arranged at the ends, far away from each other, of the vertical straightening seat and the horizontal straightening seat, an angle plate fixedly connected with the metal round blocks at the end parts of the vertical straightening seat is also arranged at one side of the wire disc, and the horizontal straightening seat is fixedly connected with the wire feeding mechanism through the metal round blocks at the end parts; the angle plate and the metal round block are provided with corresponding through holes for the wire to horizontally pass through.

As a preferable aspect of the present invention, the straightening wheel set includes:

the fixed seat is arranged in the corresponding vertical straightening seat or the horizontal straightening seat in a sliding manner, counter bores are formed in two ends of the fixed seat, and a plurality of fixing holes are formed in the top surface of the fixed seat;

the groove straightening wheel is arranged on the fixed seat in a relative rotation manner through the mounting shaft;

and the adjusting bolts are arranged on two sides of the corresponding vertical straightening seat or horizontal straightening seat in a rotating manner, and the end parts of the adjusting screws are inserted into the counter bores at the end parts of the fixed seats.

As one preferable aspect of the present invention, the wire feeding mechanism includes:

the power transmission mechanism comprises a wire feeding box body, wherein four transmission mandrels which are distributed in a square shape are rotatably arranged in the box body at the front end of the wire feeding box body, the tops of the four transmission mandrels extend to the upper part of the top of the wire feeding box body, a groove wire feeding wheel is arranged at the top of each transmission mandrel, a wire passing channel is formed between the two groove wire feeding wheels positioned at the two sides of the wire feeding box body, and a wire guide clamp for a wire to pass through is arranged on the wire feeding box body positioned between the four groove wire feeding wheels; a transmission shaft is rotatably arranged in the wire feeding box body between the four transmission mandrels, a first transmission gear is fixedly sleeved on the transmission shaft, and a second transmission gear meshed with the first transmission gear is fixedly arranged on each transmission mandrel; a third transmission gear is arranged on the bridging mandrel, and a fourth transmission gear meshed with the third transmission gear is arranged on the transmission mandrel close to the bridging mandrel; a power input shaft horizontally inserted through the rear end face of the wire feeding box body and corresponding to the gap bridge mandrel is rotatably arranged on one side of the rear end of the wire feeding box body, two bevel gears which are meshed with each other are arranged at the front end of the power input shaft and the gap bridge mandrel, and a transmission gear V is arranged at the rear end of the power input shaft;

the power output mechanism comprises a positioning shaft sleeve horizontally arranged on a positioning plate, an inner shaft sleeve is arranged in the positioning shaft sleeve, a wire passing steel pipe is horizontally and fixedly arranged in the inner shaft sleeve, a limiting plate is arranged on a front end sleeve body of the inner shaft sleeve, a plurality of bearings I are sleeved on the inner shaft sleeve positioned on the rear side of the limiting plate, gear sleeves are sleeved outside the bearings I, a front end gear ring of each gear sleeve is abutted against the rear end face of the limiting plate, a plurality of bearings II, limiting rings used for limiting the bearings II and chain wheels I fixedly connected with the bearing sleeves are sequentially sleeved on the gear sleeves at the rear ends of the gear rings of the gear sleeves from front to back, the outer surfaces of the bearings II are all attached to the inner surface of the positioning shaft sleeve, and a fixing ring which is attached to the rear end faces of the bearings II and fixedly connected with the rear end face of the positioning shaft sleeve is further embedded in the front end face of the chain wheel I; a second chain wheel is fixedly sleeved on the inner shaft sleeve positioned at the rear end of the gear sleeve, and a first servo motor and a second servo motor for driving the first chain wheel and the second chain wheel to rotate are respectively arranged on two sides in the box body positioned at the rear end of the positioning plate;

a first connecting shaft sleeve which is inserted into the wiring mechanism arranged on the front end face of the mounting plate and is connected with the wiring mechanism in a relatively rotating manner is arranged on the plate body at the top of the front end face of the wire feeding box body; the front end of the inner shaft sleeve is inserted into a top plate body of the rear end face of the wire feeding box body and is fixedly connected with the rear end face of the wire feeding box body through a limiting plate, a gear ring at the front end of the gear sleeve is meshed with the transmission gear five, a metal round block fixedly connected with the metal round block at the end part of the horizontal straightening seat is also arranged at the rear end of the inner shaft sleeve, and a through hole for a wire to pass through is also formed in the metal round block; the front end of the wire passing steel pipe extends to the upper part of the wire feeding box body, the rear end of the wire passing steel pipe penetrates through the through holes in the two metal round blocks and extends to the upper part of the horizontal straightening seat, and a wire passing channel, a wire clamp and a wire passing channel between the straightening wheel groups on the horizontal straightening seat are formed between the wire passing steel pipe and the groove wire feeding wheel and are arranged correspondingly.

As a preferred aspect of the present invention, the routing mechanism includes:

the front end of the rod mandrel is provided with a detachable tungsten steel head, the rear end of the rod mandrel is provided with a threading head, and the rod mandrel, the tungsten steel head and the threading head are internally provided with through wiring holes for wires to pass through;

the connecting shaft sleeve II is fixedly sleeved on the rod mandrel positioned at the front end of the threading head and is inserted into the mounting plate body to be fixedly connected with the mounting plate;

the first connecting shaft sleeve is inserted into the rear end sleeve body of the second connecting shaft sleeve and is rotatably connected with the second connecting shaft sleeve through a third bearing sleeved on the first connecting shaft sleeve; the rear end of the rod mandrel and the tungsten steel head penetrate through the connecting shaft sleeve and extend into the notch at the rear end of the plate body on the top of the front end face of the wire feeding box body.

As a preferable aspect of the present invention, the end bending mechanism includes:

the transverse moving driving mechanism I is horizontally arranged at the front end of the fan-shaped bracket;

the end head bending assembly comprises a first speed reducer arranged on the sliding plate, a third servo motor in transmission connection with the first speed reducer is arranged at the rear end of the first speed reducer, an execution shaft at the front end of the first speed reducer is horizontally arranged towards the wiring mechanism, a first bending column is arranged at the tail end of the execution shaft, and a first bending groove is formed in the front end of the first bending column;

the end bending assembly is arranged at the front end of the transverse moving driving mechanism and drives the end bending assembly to linearly displace through the transverse moving driving mechanism;

the lifting mechanism is arranged at the front end of the fan-shaped support and used for driving the end bending assembly and the transverse moving driving mechanism I to move up and down, and comprises a servo motor IV which is arranged in the fan-shaped support and an executing shaft horizontally extends to the front end of the fan-shaped support, the tail end of the executing shaft of the servo motor IV is provided with a turntable, a first swing arm is rotatably arranged at the non-circle center position of the turntable, and the first swing arm is fixedly and relatively rotatably connected with the rear end face of the transverse moving driving mechanism I; the rear end face of the first transverse moving driving mechanism is provided with a third bottom plate, two first guide rails are symmetrically and vertically arranged on a plate body at the rear end of the third bottom plate, and two first sliding blocks which are respectively in sliding connection with the first guide rails are symmetrically arranged on the fan-shaped supports at the two sides of the rotary table.

Preferably, the wire body bending mechanism includes:

the transverse moving driving mechanism II is horizontally arranged at the front end of the fan-shaped bracket;

the wire body bending assembly comprises a second speed reducer arranged on the sliding plate, a fifth servo motor in transmission connection with the second speed reducer is arranged at the rear end of the second speed reducer, an execution shaft at the front end of the second speed reducer is horizontally arranged towards the wiring mechanism, a second bending column is arranged at the tail end of the execution shaft, and a second bending groove is formed in the front end of the second bending column;

the wire body bending assembly is arranged at the front end of the transverse moving driving mechanism II and drives the wire body bending assembly to linearly displace through the transverse moving driving mechanism II.

As a preferable aspect of the present invention, the clamping mechanism includes:

the transverse moving driving mechanism III is obliquely arranged at the front end of the fan-shaped bracket;

the pneumatic clamp comprises a first bottom plate, wherein a pneumatic cylinder is fixedly arranged on the first bottom plate, a base plate is horizontally arranged at the top of the pneumatic cylinder, two rotating arms which are rotationally connected with the first bottom plate and the base plate through rotating shafts are symmetrically arranged between the first bottom plate and a front end plate body of the base plate, two clamping jaws are symmetrically arranged at the front ends of the two rotating arms, and two bearings IV which are rotationally connected with the rotating arms through positioning pin shafts are symmetrically arranged on rear end arm bodies of the two rotating arms; an actuating shaft of the pneumatic cylinder extends to a position between the base plate and a rear end plate body of the first bottom plate, a connecting sleeve is fixedly arranged at the tail end of the actuating shaft of the pneumatic cylinder through a vertical positioning shaft, a convex block with a small width section facing the wiring mechanism is fixedly arranged in the connecting sleeve, circular arc transition is arranged at the joint of the two sides of the large width section and the small width section of the convex block, the front end of the convex block is inserted between two bearings IV, a first tension spring is arranged at the bottom end of a positioning pin shaft of the fixed bearing IV and the bottom end of the positioning shaft of the fixed connecting sleeve, the bearing IV is abutted against the circular arc transition on the convex block under the action of the tension of the first tension spring, a second guide rail is horizontally arranged on the bottom surface of the base plate along the length direction of the base plate, and a second sliding block connected with the second guide rail is arranged at the top of the convex block;

the first bottom plate of the pneumatic clamp is arranged at the front end of the third transverse moving driving mechanism, and the third transverse moving driving mechanism drives the pneumatic clamp to linearly move along the inclined direction; the convex block is driven to linearly displace back and forth along the guide rail II by the stretching of the pneumatic cylinder so as to drive the clamping jaw to clamp or release the wire.

As a preferable aspect of the present invention, the shearing mechanism includes:

the transverse moving driving mechanism IV is obliquely arranged at the front end of the fan-shaped bracket;

the shearing assembly comprises a second bottom plate, a third speed reducer is fixedly arranged at the rear end of the second bottom plate, a sixth servo motor in transmission connection with the third speed reducer is arranged at the rear end of the third speed reducer, a cam sleeve is fixedly sleeved on a front-end execution shaft of the third speed reducer, a shifting bulge is formed on the cam sleeve, and a fixed block for the front end of the cam sleeve to be inserted into and rotatably arranged relative to the cam sleeve is arranged on the second bottom plate at the front end of the cam sleeve; a lower cutter block is fixedly arranged at the front end of the second bottom plate, a fixed shaft fixedly connected with the second bottom plate is vertically arranged on the lower cutter block, an upper cutter block which is relatively rotatably connected with the fixed shaft is arranged at the top of the lower cutter block, corresponding shearing openings are vertically formed in the front ends of the upper cutter block and the lower cutter block, a cutter handle is formed at the rear end of the upper cutter block, the cutter handle extends to one side of the cam sleeve, a notch is formed in the rear end of the cutter handle, a cylinder is rotatably arranged in the notch, a second tension spring is arranged between the middle of the top of the cutter handle and the fixed block, and the cylinder is attached to a shifting bulge on the cam sleeve under the action of the tension of the second tension spring; cover plates for covering are arranged on the lower side of the second bottom plate and the top of the third speed reducer;

the second bottom plate of the shearing assembly is arranged at the front end of the fourth traverse driving mechanism, and the fourth traverse driving mechanism drives the shearing assembly to linearly displace along the inclined direction; the speed reducer is driven to rotate three times through the servo motor six to drive the shifting protrusions on the cam sleeve to shift the cylinder, so that the upper cutter block is driven to rotate relative to the fixed shaft and is matched with the lower cutter block to shear the wire.

Preferably, the first traverse driving mechanism, the second traverse driving mechanism, the third traverse driving mechanism, and the fourth traverse driving mechanism each include:

a cam is arranged at the tail end of an execution shaft of the servo motor seven, and a second swing arm is rotatably arranged on the protruding part of the cam;

a third slide block is arranged in the third guide rail in a sliding manner, and the other end of the second swing arm is rotatably connected with the rear end of the third slide block;

a servo motor seventh and a guide rail third in the first traverse driving mechanism are fixed on a bottom plate third on the rear end face of the first traverse driving mechanism; servo motors seven in the transverse moving driving mechanism II, the transverse moving driving mechanism III and the transverse moving driving mechanism IV are all fixed on the outer side of the fan-shaped support, and guide rails in the transverse moving driving mechanism II, the transverse moving driving mechanism III and the transverse moving driving mechanism IV are fixed at the front end of the fan-shaped support; and the sliding block III in the transverse moving driving mechanism I, the transverse moving driving mechanism II, the transverse moving driving mechanism III and the transverse moving driving mechanism IV are respectively and correspondingly fixedly connected with the rear end face of the sliding plate in the end bending assembly, the rear end face of the sliding plate in the line body bending assembly, the rear end face of the bottom plate I in the pneumatic clamp and the rear end face of the bottom plate II in the shearing assembly.

The invention has the beneficial effects that:

1. through a plurality of alignment wheelsets in perpendicular alignment subassembly and the horizontal alignment subassembly straightening the wire rod, increased the convenience of alignment process, reduced the excessive indentation of alignment wheel pair steel wire, the plastic deformation that leads to.

2. The horizontal straightening assembly is directly connected with the power transmission mechanism through the power output mechanism, the structural distance between the straightening mechanism and the wire feeding mechanism is shortened, the steel wire can freely advance and retreat through the wire passing steel pipe, and the condition that the stability of a product is poor due to the fact that the bow wire is bent in the wire pushing process cannot occur.

3. The combined wiring mechanism is directly fixed on the mounting plate, so that the rod mandrel is stable and reliable compared with a movable mandrel of a spring machine, a detachable structure with a front section embedded with tungsten steel is added, unnecessary waste of replacing the whole mandrel of the traditional spring machine is avoided, and the production cost is reduced to the maximum extent.

4. The structure length of various foaming wires, the customized fan-shaped support, high rigidity and stable forming process are integrated, and the cost of the transmission spring machine for customizing different products and working clamps with different heights is reduced.

5. Four sets of degree of freedom forming fixtures of end mechanism of bending, line body mechanism of bending, fixture, shearing mechanism can reduce the upset of wire rod and dodge the action in the forming process, only need bend the afterbody structure that post one moved all around can accomplish the foaming silk, can make the quick shaping of product.

6. The traditional spring machinery can not directly cut off steel wires on a lengthened core rod, and the halving is required to occupy two cutter holder stations, but the spring machinery can be completed only by a group of shearing mechanisms, so that the forming space and the cost of a group of cutter holders are saved; is there a foam strand with a common tail? The wire rod clamping device has the advantages that the wire rod can be clamped through the group of clamping mechanisms, the forming space is saved, and the cost of the tool apron is saved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the present invention from another perspective;

FIG. 3 is a schematic view of the alignment mechanism;

FIG. 4 is a schematic structural view of a guide wheel set;

FIG. 5 is a schematic structural view of a wire feeding mechanism;

FIG. 6 is a schematic view of the power transmission mechanism;

FIG. 7 is a schematic view of the inner structure of the wire feeding box;

FIG. 8 is a schematic structural view of the wire feeding box from another view angle;

FIG. 9 is a schematic structural view of a power take-off mechanism;

FIG. 10 is a schematic structural view of the inner sleeve;

FIG. 11 is a cross-sectional view of the inner hub;

FIG. 12 is a schematic structural diagram of a routing mechanism;

FIG. 13 is a partial perspective cross-sectional view of the routing mechanism;

FIG. 14 is a schematic view of a connection portion between the routing mechanism and the power transmission mechanism;

FIG. 15 is a schematic structural view of an end bending mechanism;

FIG. 16 is a schematic view of the end bending mechanism from another view angle

Fig. 17 is a schematic structural view of a wire body bending mechanism;

FIG. 18 is a schematic view of the clamping mechanism;

FIG. 19 is a schematic view of the structure of the pneumatic clamp;

FIG. 20 is a schematic view of the pneumatic clamp from another perspective;

FIG. 21 is a schematic structural view of a shearing mechanism;

FIG. 22 is a schematic view of the shear assembly;

FIG. 23 is a schematic view of the shear assembly (with the cam sleeve and the toggle projection omitted);

the main reference numerals in the figures have the following meanings:

1. the device comprises a control box body 11, a cover body 12, a positioning plate 13, a mounting plate 14 and a fan-shaped bracket;

2. the device comprises an alignment mechanism 21, a wire guide mechanism 22, a vertical alignment assembly 23, a horizontal alignment assembly 24, a wire coil 25, a wire block 26, a guide wheel set 27, a groove guide wheel 28, a vertical alignment seat 29, an alignment wheel set 210, a horizontal alignment seat 211, an angle plate 212, a metal round block 213, a fixed seat 214, a groove alignment wheel 215 and an adjusting bolt;

3. the wire feeding mechanism comprises a wire feeding mechanism 31, a power transmission mechanism 32, a power output mechanism 33, a wire feeding box body 34, a transmission mandrel 35, a groove wire feeding wheel 36, a wire guide clamp 37, a transmission shaft 38, a first transmission gear 39, a second transmission gear 310, a bridging mandrel 311, a third transmission gear 312, a fourth transmission gear 313, a power input shaft 314, a bevel gear 315, a fifth transmission gear 316, a positioning shaft sleeve 317, an inner shaft sleeve 317, an 318, a wire passing steel pipe 319, a limiting plate 320, a first bearing 321, a gear sleeve 321, a second bearing 322, a second bearing 323, a limiting ring 324, a first chain wheel 325, a fixing ring 326, a second chain wheel 327, a first servo motor 328, a second servo motor 329 and a first connecting shaft sleeve;

4. a wiring mechanism 41, a rod core shaft 42, a second connecting shaft sleeve 43, a tungsten steel head 44, a threading head 45 and a third bearing;

5. the device comprises an end head bending mechanism 51, a transverse moving driving mechanism I, a transverse moving driving mechanism 52, an end head bending assembly 53, a speed reducer I, a speed reducer 54, a servo motor III, a servo motor 55, a bending column I, a bending groove I, a lifting mechanism 57, a servo motor IV, a servo motor 59, a turntable 510, a swing arm I, a swing arm 511, a bottom plate III, a bottom plate 512, a guide rail I, a guide rail 513 and a sliding block I;

6. the device comprises a wire body bending mechanism 61, a transverse moving driving mechanism II, a transverse moving driving mechanism 62, a wire body bending assembly 63, a speed reducer II, a speed reducer 64, a servo motor V, a servo motor 65, a bending column II, a bending column 66 and a bending groove II;

7. the device comprises a clamping mechanism 71, a transverse moving driving mechanism III, a transverse moving driving mechanism 72, a pneumatic clamp 73, a bottom plate I, a bottom plate 75, a pneumatic cylinder 76, a base plate 77, a rotating arm 78, a clamping jaw 79, a bearing IV, a bearing 710, a connecting sleeve 711, a bump 712, an arc transition 713, a tension spring I, a tension spring 714, a guide rail II, a guide rail 715 and a slide block II;

8. the cutting mechanism 81, the transverse moving driving mechanism IV, 82, the cutting assembly 83, the bottom plate II, 84, the speed reducer III, 85, the servo motor VI, 86, the cam sleeve 87, the toggle protrusion 88, the fixed block 89, the lower cutter block 810, the upper cutter block 811, the cutting opening 812, the cutter handle 813, the cylinder 814, the tension spring II, 815 and the cover plate;

9. a controller;

101. seven

servo motors

102, 103, two swing arms 104, three guide rails 105 and three sliders.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1-23: the embodiment is a wire rod forming device, which comprises a control box body 1, a straightening mechanism 2, a wire feeding mechanism 3, a wire walking mechanism 4, an end bending mechanism 5, a wire body bending mechanism 6, a clamping mechanism 7, a shearing mechanism 8 and a controller 9, wherein a cover body 11 for covering the straightening mechanism 2 and the wire feeding mechanism 3 is arranged on the upper cover of the control box body 1, and a through hole for a wire rod to pass through and correspond to the straightening mechanism 2, the wire feeding mechanism 3 and the wire walking mechanism 4 is formed in the rear end of the cover body 11.

A positioning plate 12 is vertically arranged at the top of the middle part of the control box body 1, a mounting plate 13 which is parallel to and corresponds to the positioning plate 12 is arranged at the top of the front end of the control box body 1, and two fan-shaped brackets 14 are symmetrically arranged on the front end surface of the mounting plate 13; the straightening mechanism 2 is arranged on the rear end face of the positioning plate 12 and used for straightening wires; the wire feeding mechanism 3 is arranged between the positioning plate 12 and the mounting plate 13 and used for conveying wires; the routing mechanism 4 is arranged on the front end face of the mounting plate 13 between the two fan-shaped brackets 14 and used for passing the wire.

The straightening mechanism 2 straightens the wire rod, then the wire rod is horizontally conveyed into the wiring mechanism 4 through the wire feeding mechanism 3 and horizontally extends out of the end part of the wiring hole of the wiring mechanism 4; the end bending mechanism 5, the line body bending mechanism 6, the clamping mechanism 7 and the shearing mechanism 8 are arranged by taking a wiring hole of the wiring mechanism 4 as a circle center, an execution end of the clamping mechanism 7 is positioned on the front side of an execution end of the end bending mechanism 5, an execution end of the end bending mechanism 5 is positioned on the front side of an execution end of the line body bending mechanism 6, and an execution end of the shearing mechanism 8 and an execution end of the line body bending mechanism 6 are positioned on the same horizontal plane.

Wherein,

alignment mechanism 2 includes a wire guide mechanism 21, a vertical alignment assembly 22, and a horizontal alignment assembly 23.

Referring to fig. 3-4, the wire guiding mechanism 21 includes a wire guiding disc 24, two wire guiding blocks 25 are symmetrically disposed below one side of the wire guiding disc 24, a plurality of guiding wheel sets 26 are disposed around the plate body of the wire guiding disc 24 located on the same side of the guiding blocks, each guiding wheel set 26 includes two corresponding groove guiding wheels 27 rotatably connected with the wire guiding disc 24 through an installation shaft, and three groove guiding wheels 27 rotatably connected with the wire guiding disc 24 through an installation shaft and distributed in an inverted triangle shape are also disposed on the wire guiding disc 24 between the two guiding blocks.

The vertical straightening assembly 22 comprises a vertical straightening seat 28, and a plurality of groove straightening wheels 214 are vertically arranged in the vertical straightening seat 28 and are arranged on straightening wheel groups 29 at two sides of the wire in a staggered manner along the wire conveying direction; the horizontal straightening assembly 23 comprises a horizontal straightening seat 210, and a plurality of groove straightening wheels 214 are horizontally arranged in the horizontal straightening seat 210 and staggered on the straightening wheel groups 29 at two sides of the wire along the conveying direction of the wire.

An angle plate 211 for connection is arranged between the vertical straightening seat 28 and the horizontal straightening seat 210, metal round blocks 212 are arranged at the ends, far away from each other, of the vertical straightening seat 28 and the horizontal straightening seat 210, an angle plate 211 fixedly connected with the metal round blocks 212 at the end part of the vertical straightening seat 28 is also arranged at one side of the wire guide disc 24, and the horizontal straightening seat 210 is fixedly connected with the wire feeding mechanism 3 through the metal round blocks 212 at the end part; the angle plate 211 and the metal round block 212 are provided with corresponding through holes for the wire to pass through horizontally.

The aligning wheel set 29 includes a fixing base 213, a groove aligning wheel 214, and an adjusting bolt 215.

The fixed seat 213 is slidably disposed in the corresponding vertical straightening seat 28 or the horizontal straightening seat 210, counterbores are disposed at two ends of the fixed seat 213, and a plurality of fixing holes are disposed on the top surface of the fixed seat 213; the groove straightening wheel 214 is arranged on the fixed seat 213 in a relative rotation manner through a mounting shaft; the adjusting bolt 215 is screwed on the two sides of the corresponding vertical straightening seat 28 or horizontal straightening seat 210 and the end of the adjusting screw is inserted into the counter bore at the end of the fixed seat 213.

The wire rod is fed in through the through hole at the rear end of the cover body 11, enters through the inlet formed by the three guide wheel sets 26 which are distributed in the inverted T shape, sequentially passes through the channel between the two groove guide wheels 27 of the guide wheel sets 26 which are arranged around the wire guide disc 24, exits through the outlet formed by the three guide wheel sets 26 which are distributed in the inverted T shape, and then passes through the angle plate 211 at the front end of the wire guide disc 24 and the through hole on the metal round block 212 at the rear end of the vertical straightening seat 28 to enter the vertical straightening assembly 22.

The wire sequentially penetrates through the groove straightening wheels 214 staggered on the plurality of straightening wheel sets 29 of the vertical straightening assembly 22, then penetrates through the through holes on the angle plate 211 between the vertical straightening seat 28 and the horizontal straightening seat 210 and enters the horizontal straightening assembly 23; the wire rod sequentially passes through the notch straightening wheels 214 staggered on the plurality of straightening wheel sets 29 of the horizontal straightening assembly 23 and then horizontally enters the wire feeding mechanism 3, namely, the wire rod is straightened by the vertical straightening assembly 22 and the straightening wheel sets 29 on the horizontal straightening assembly 23 and then horizontally enters the wire feeding mechanism 3.

When the wire feeding mechanism 3 is actuated, the groove guide wheel 27 on the guide disc and the groove straightening wheel 214 on the straightening wheel group 29 are driven to rotate.

Wherein,

the wire feeding mechanism 3 includes a power transmission mechanism 31 and a power output mechanism 32.

Referring to fig. 5-11, the power transmission mechanism 31 includes a wire feeding box 33, four transmission mandrels 34 distributed in a square shape are rotatably arranged in the box at the front end of the wire feeding box 33, the tops of the four transmission mandrels 34 extend to the top of the wire feeding box 33, a groove wire feeding wheel 35 is arranged at the top of each transmission mandrel 34, a wire passing channel is formed between two groove wire feeding wheels 35 at two sides of the wire feeding box 33, and a wire guide clip 36 for a wire to pass through is arranged on the wire feeding box 33 between the four groove wire feeding wheels 35; a transmission shaft 37 is rotatably arranged in the wire feeding box body 33 between the four transmission mandrels 34, a first transmission gear 38 is fixedly sleeved on the transmission shaft 37, and a second transmission gear 39 which is meshed with the first transmission gear 38 is fixedly arranged on each transmission mandrel 34; a gap bridge mandrel 310 is rotationally arranged on one side of the rear end of the wire feeding box body 33, a transmission gear III 311 is arranged on the gap bridge mandrel 310, a transmission gear IV 312 which is meshed with the transmission gear III 311 is arranged on the transmission mandrel 34 close to the gap bridge mandrel 310, and the transmission gear IV 312 is positioned above a transmission gear II 39; a power input shaft 313 horizontally inserted through the rear end face of the thread feeding box body 33 and corresponding to the carrier mandrel 310 is rotatably arranged on one side of the rear end of the thread feeding box body 33, two bevel gears 314 which are meshed with each other are arranged on the front end of the power input shaft 313 and the carrier mandrel 310, the bevel gears on the carrier mandrel 310 are positioned on a lower shaft body of the transmission gear four 312, and a transmission gear five 315 is arranged at the rear end of the power input shaft 313.

The power output mechanism 32 comprises a positioning shaft sleeve 316 horizontally arranged on the positioning plate 12, an inner shaft sleeve 317 is arranged in the positioning shaft sleeve 316, a wire passing steel pipe 318 is horizontally and fixedly arranged in the inner shaft sleeve 317, a limiting plate 319 is arranged on a front end sleeve body of the inner shaft sleeve 317, a plurality of first bearings 320 are sleeved on the inner shaft sleeve 317 positioned on the rear side of the limiting plate 319, a gear sleeve 321 is sleeved outside the first bearings 320, a front end gear ring of the gear sleeve 321 is abutted against the rear end face of the limiting plate 319, a plurality of second bearings 322, a limiting ring 323 used for limiting the second bearings 322 and a first chain wheel 324 fixedly connected with the bearing sleeves are sequentially sleeved on the gear sleeve 321 at the rear end of the gear ring of the gear sleeve 321 from front to back, the outer surfaces of the plurality of second bearings 322 are all attached to the inner surface of the positioning shaft sleeve 316, and a fixing ring 325 attached to the rear end face of the second bearings 322 and fixedly connected with the rear end face of the positioning shaft sleeve 316 is further embedded in the front end face of the first chain wheel 324; a second sprocket 326 is fixedly sleeved on the inner shaft sleeve 317 at the rear end of the gear sleeve 321, and a first servo motor 327 and a second servo motor 328 for driving the first sprocket 324 and the second sprocket 326 to rotate are respectively arranged at two sides of the interior of the box body at the rear end of the positioning plate 12.

A first connecting shaft sleeve 329 which is inserted into the wiring mechanism 4 arranged on the front end surface of the mounting plate 13 and is relatively rotatably connected is arranged on the plate body at the top of the front end surface of the wire feeding box body 33; the front end of the inner shaft sleeve 317 is inserted into a top plate body of the rear end face of the wire feeding box body 33 and is fixedly connected with the rear end face of the wire feeding box body 33 through a limiting plate 319, a gear ring at the front end of the gear sleeve 321 is meshed with the five transmission gears 315, a metal round block 212 fixedly connected with the metal round block 212 at the end part of the horizontal straightening seat 210 is also arranged at the rear end of the inner shaft sleeve 317, and a through hole for a wire to pass through is also formed in the metal round block 212; the front end of the steel wire passing pipe 318 extends to the upper part of the wire feeding box body 33, the rear end of the steel wire passing pipe 318 penetrates through the through holes on the two metal round blocks 212 and extends to the upper part of the horizontal straightening seat 210, and a wire passing channel, a wire guide clamp 36 and a wire passing channel between the straightening wheel sets 29 on the horizontal straightening seat 210 are correspondingly arranged between the steel wire passing pipe 318 and the groove wire feeding wheel 35.

The straightened wire horizontally penetrates through the wire passing steel pipe 318, then horizontally penetrates through the channel between the two groove wire feeding wheels 35 at the rear end of the wire feeding box body 33, then penetrates through the wire clamp 36, and then enters the wiring mechanism 4 after passing through the channel between the two groove wire feeding wheels 35 at the front end of the wire feeding box body 33.

The wire rod advances and is driven by the two corresponding groove wire feeding wheels 35, the driving mode is that a first servo motor 327 rotates a chain wheel of the wire rod to rotate, and then the chain belt drives a first chain wheel 324 to rotate, the first chain wheel 324 drives a gear sleeve 321 to rotate, and as a front-section gear ring of the gear sleeve 321 is meshed with a fifth transmission gear 315 at the rear end of a power input shaft 313, the gear sleeve 321 can drive the fifth transmission gear to rotate and drive a bridge mandrel 310 to rotate through the transmission of two bevel gears when rotating; when the gap bridge mandrel 310 rotates, one transmission mandrel 34 which is positioned at the rear end of the wire feeding box body 33 and close to the gap bridge mandrel 310 is synchronously driven to rotate, because the transmission shaft 37 is fixedly sleeved with the first transmission gear 38, and each transmission mandrel 34 is fixedly provided with the second transmission gear 39 which is meshed with the first transmission gear 38, when one transmission mandrel 34 rotates, the rest three transmission mandrels 34 can be driven to rotate through meshing between the transmission gears, and then the groove wire feeding wheel 35 at the top of the transmission mandrel 34 is driven to rotate so as to realize the transmission of wires.

The wire routing mechanism 4 comprises a rod core shaft 41 and a second connecting shaft sleeve 42, as shown in fig. 12-14, the front end of the rod core shaft 41 is provided with a detachable tungsten steel head 43, the rear end of the rod core shaft is provided with a wire threading head 44, and the rod core shaft 41, the tungsten steel head 43 and the wire threading head 44 are internally provided with wire routing holes which are through and used for wires to pass through; the second connecting shaft sleeve 42 is fixedly sleeved on the rod mandrel 41 positioned at the front end of the threading head 44 and is inserted into the plate body of the mounting plate 13 to be fixedly connected with the mounting plate 13; the first connecting shaft sleeve 329 is inserted into the rear end sleeve body of the second connecting shaft sleeve 42 and is rotatably connected with the second connecting shaft sleeve 42 through a third bearing 45 sleeved on the first connecting shaft sleeve 329; the rear end of the rod mandrel 41 and the tungsten steel head 43 are inserted through the first connecting shaft sleeve 329 and extend into the notch at the rear end of the plate body on the top of the front end surface of the wire feeding box body 33.

Because the power output mechanism 32 and the power transmission mechanism 31 are rotatably connected with respect to the positioning plate 12 and the mounting plate 13, the wire feeding box 33 and the straightening mechanism 2 at the rear end can be driven to synchronously rotate by the rotation of the second servo motor 328 so as to rotate the wire.

The wire rod transmitted by the wire feeding mechanism 3 sequentially passes through the threading holes on the threading head 44, the rod core shaft 41 and the tungsten steel head 43, then enters the forming area at the front end of the fan-shaped support 14, and then is formed by matching a plurality of forming tools.

The forming tool is respectively an end bending mechanism 5, a line body bending mechanism 6, a clamping mechanism 7 and a shearing mechanism 8.

The end bending mechanism 5 is horizontally arranged on the front end face of one of the fan-shaped brackets 14 and is used for bending two ends of the wire; the wire body bending mechanism 6 is horizontally arranged on the front end face of the other fan-shaped support 14 and is used for bending the wire body of the wire rod; the clamping mechanism 7 is obliquely arranged on the front end face of the fan-shaped support 14 above the wire body bending mechanism 6 and is used for clamping the wire; the shearing mechanism 8 is obliquely arranged on the front end face of the fan-shaped support 14 above the end bending mechanism 5 and is used for shearing the wire; and the controller 9 is erected on one side of the box body and is used for controlling the actions of the wire feeding mechanism 3, the end bending mechanism 5, the wire body bending mechanism 6, the clamping mechanism 7 and the shearing mechanism 8.

Wherein,

the end bending mechanism 5 comprises a first traverse driving mechanism 51, an end bending assembly 52 and a lifting mechanism 57.

Referring to fig. 15-16, the first traverse driving mechanism 51 is horizontally arranged at the front end of the sector bracket 14; the end head bending assembly 52 comprises a first speed reducer 53 arranged on the sliding plate, a third servo motor 54 in transmission connection with the first speed reducer 53 is arranged at the rear end of the first speed reducer 53, an execution shaft at the front end of the first speed reducer 53 is horizontally arranged towards the wiring mechanism 4, a first bending column 55 is arranged at the tail end of the execution shaft, and a first bending groove 56 is formed in the front end of the first bending column 55; the end bending assembly 52 is arranged at the front end of the traverse driving mechanism one 51, and the end bending assembly 52 is driven to linearly displace by the traverse driving mechanism one 51.

The lifting mechanism 57 is arranged at the front end of the fan-shaped support 14 and used for driving the end bending assembly 52 and the transverse movement driving mechanism I51 to move up and down, and comprises a servo motor IV 58 which is arranged in the fan-shaped support 14 and an execution shaft horizontally extends to the front end of the fan-shaped support 14, a turntable 59 is arranged at the tail end of the execution shaft of the servo motor IV 58, a swing arm I510 is rotatably arranged at the non-circle center position of the turntable 59, and the swing arm I510 is fixedly and relatively rotatably connected with the rear end face of the transverse movement driving mechanism I51; a third bottom plate 511 is arranged on the rear end face of the first traverse driving mechanism 51, two first guide rails 512 are symmetrically and vertically arranged on a plate body at the rear end of the third bottom plate 511, and two first sliding blocks 513 which are respectively in sliding connection with the first guide rails 512 are symmetrically arranged on the fan-shaped brackets 14 positioned at two sides of the rotating disc 59.

Because the end part of the first swing arm 510 is rotatably arranged at the non-circle center of the turntable 59, when the servo motor four 58 drives the turntable 59 to rotate, the first swing arm 510 can be driven to move upwards or downwards, and the transverse moving driving mechanism is vertically and slidably connected with the first sliding block 513 at the front end of the fan-shaped support 14 through the first guide rail 512 at the rear end of the third bottom plate 511, so that the first swing arm 510 can drive the transverse moving driving mechanism to lift and then drive the end bending assembly 52 arranged on the transverse moving driving mechanism to lift and lower, and the height of the end bending assembly 52 can be adjusted according to working conditions.

The wire body bending mechanism 6 comprises a second traverse driving mechanism 61 and a wire body bending assembly 62.

Referring to fig. 17, the second traverse driving mechanism 61 is horizontally arranged at the front end of the sector bracket 14; the wire body bending assembly 62 comprises a second speed reducer 63 arranged on the sliding plate, a fifth servo motor 64 in transmission connection with the second speed reducer 63 is arranged at the rear end of the second speed reducer 63, an execution shaft at the front end of the second speed reducer 63 is horizontally arranged towards the wiring mechanism 4, a second bending column 65 is arranged at the tail end of the execution shaft, and a second bending groove 66 is formed in the front end of the second bending column 65; the wire body bending assembly 62 is arranged at the front end of the second traverse driving mechanism 61, the wire body bending assembly 62 is driven to linearly displace through the second traverse driving mechanism 61, and after the wire body bending assembly 62 extends out, the front end of the second bending column 65 and the wire outlet hole of the wiring mechanism 4 are positioned on the same horizontal plane and keep a small distance with the tungsten steel head 43.

The gripping mechanism 7 includes a traverse driving mechanism three 71 and a pneumatic gripper 72.

Referring to fig. 18 to 20, a traverse driving mechanism III 71 is obliquely provided at the front end of the sector frame 14.

The pneumatic clamp 72 comprises a first bottom plate 73, a pneumatic cylinder 75 is fixedly arranged on the first bottom plate 73, a base plate 76 is horizontally arranged at the top of the pneumatic cylinder 75, two rotating arms 77 which are rotatably connected with the first bottom plate 73 and the base plate 76 through rotating shafts are symmetrically arranged between the first bottom plate 73 and a front end plate body of the base plate 76, two clamping jaws 78 are symmetrically arranged at the front ends of the two rotating arms 77, and two bearings 79 which are rotatably connected with the rotating arms 77 through positioning pin shafts are symmetrically arranged on rear end arm bodies of the two rotating arms 77; an actuating shaft of the pneumatic cylinder 75 extends to a position between the base plate 76 and a rear end plate body of the first bottom plate 73, a connecting sleeve 710 is fixedly arranged at the tail end of the actuating shaft of the pneumatic cylinder 75 through a vertical positioning shaft, a convex block 711 with a small width section facing the wiring mechanism 4 is fixedly arranged in the connecting sleeve 710, circular arc transition 712 is arranged at the connecting position of the two sides of the large width section and the small width section of the convex block 711, the front end of the convex block 711 is inserted between two fourth bearings 79, a tension spring 713 is arranged at the bottom end of a positioning pin shaft of the fourth fixed bearings 79 and the bottom end of the positioning shaft of the fixed connecting sleeve 710, the fourth bearings 79 abut against the circular arc transition 712 on the convex block 711 under the action of the tension of the first tension spring 713, a second guide rail 714 is horizontally arranged on the bottom surface of the base plate 76 along the length direction of the base plate 76, and a second slider 715 slidably connected with the second guide rail 714 is arranged at the top of the convex block 711.

The first base plate 73 of the pneumatic clamp 72 is arranged at the front end of the third traverse driving mechanism 71, and the pneumatic clamp 72 is driven by the third traverse driving mechanism 71 to linearly displace along the inclined direction; the pneumatic cylinder 75 extends and retracts to drive the lug 711 to linearly displace back and forth along the second guide rail 714 so as to drive the clamping jaw 78 to clamp or release the wire.

The shearing mechanism 8 includes a traverse driving mechanism four 81 and a shearing assembly 82.

Referring to fig. 21 to 23, a traverse driving mechanism four 81 is obliquely provided at the front end of the sector bracket 14.

The shearing assembly 82 comprises a second bottom plate 83, a third speed reducer 84 is fixedly arranged at the rear end of the second bottom plate 83, a servo motor sixth 85 in transmission connection with the third speed reducer 84 is arranged at the rear end of the third speed reducer 84, a cam sleeve 86 is fixedly sleeved on an execution shaft at the front end of the third speed reducer 84, a toggle protrusion 87 is formed on the cam sleeve 86, and a fixed block 88 for inserting the front end of the cam sleeve 86 and rotating relative to the cam sleeve 86 is arranged on the second bottom plate 83 at the front end of the cam sleeve 86; a lower knife block 89 is fixedly arranged at the front end of the second bottom plate 83, a fixed shaft fixedly connected with the second bottom plate 83 is vertically arranged on the lower knife block 89, an upper knife block 810 which is relatively and rotatably connected with the fixed shaft is arranged at the top of the lower knife block 89, corresponding shearing ports 811 are vertically arranged at the front ends of the upper knife block 810 and the lower knife block 89, a knife handle 812 is formed at the rear end of the upper knife block 810, the knife handle 812 extends to one side of the cam sleeve 86, a notch is formed at the rear end of the knife handle 812, a cylinder 813 is rotatably arranged in the notch, a second tension spring 814 is fixedly arranged between the middle part of the top of the knife handle 812 and the fixed block 88 through two positioning pins, and the cylinder 813 is attached to the shifting protrusion 87 on the cam sleeve 86 under the tension of the second tension spring 814; cover plates 815 for covering are arranged on the lower side of the second bottom plate 83 and the top of the third speed reducer 84.

The second bottom plate 83 of the shearing assembly 82 is arranged at the front end of the traverse driving mechanism IV 81, and the shearing assembly 82 is driven by the traverse driving mechanism IV 81 to linearly displace along the inclined direction; the third speed reducer 84 is driven to rotate by the sixth servo motor 85 so as to drive the shifting protrusions 87 on the cam sleeve 86 to shift the cylinder 813, so that the upper knife block 810 is driven to rotate relative to the fixed shaft and matched with the lower knife block 89 to shear the wire.

The first traverse driving mechanism 51, the second traverse driving mechanism 61, the third traverse driving mechanism 71 and the fourth traverse driving mechanism 81 all comprise a servo motor seven 101 and a guide rail three 104.

A cam 102 is arranged at the tail end of an execution shaft of the servo motor seven 101, and a second swing arm 103 is rotatably arranged on the protruding part of the cam 102; a third sliding block 105 is arranged in the third guide rail 104 in a sliding mode, the other end of the second swing arm 103 is rotatably connected with the rear end of the third sliding block 105, and the seventh servo motor 101 drives the second swing arm 103 to extend or retract so as to drive the third sliding block 105 to extend or retract relative to the third guide rail 104.

The servo motor seven 101 and the guide rail three 104 in the traverse driving mechanism one 51 are fixed on a bottom plate three 511 on the rear end face of the traverse driving mechanism one 51; a servo motor seven 101 in the second transverse moving driving mechanism 61, the third transverse moving driving mechanism 71 and the fourth transverse moving driving mechanism 81 is fixed on the outer side of the sector-shaped support 14, and guide rails in the second transverse moving driving mechanism 61, the third transverse moving driving mechanism 71 and the fourth transverse moving driving mechanism 81 are fixed at the front end of the sector-shaped support 14; and the third sliding block 105 in the first traverse driving mechanism 51, the second traverse driving mechanism 61, the third traverse driving mechanism 71 and the fourth traverse driving mechanism 81 is respectively and correspondingly fixedly connected with the rear end face of the sliding plate in the end bending assembly 52, the rear end face of the sliding plate in the wire body bending assembly 62, the rear end face of the first bottom plate 73 in the pneumatic clamp 72 and the rear end face of the second bottom plate 83 in the shearing assembly 82.

After the wire rod horizontally extends out of the front end of the wiring mechanism 4 to a forming area after passing through the wire feeding mechanism 3, the first transverse moving driving mechanism 51 and the second transverse moving driving mechanism 61 act to respectively drive the first end bending component 52 and the second wire body bending component 62 to extend out, the wire rod is clamped into a first bending groove 56 of a first bending column 55 and a second bending groove 66 of a second bending column 65, then the first end bending component 52 starts to act, the third servo motor 54 rotates and drives the first bending column 55 to rotate through a first speed reducer 53, and when the first bending column 55 rotates, the wire rod clamped into the first bending groove 56 can be subjected to end bending treatment.

After the end bending processing is finished, the first traverse driving mechanism 51 drives the end bending assembly 52 to return, then the wire body bending mechanism 6 acts, the servo motor five 64 rotates and drives the second bending column 65 to rotate through the transmission of the second speed reducer 63, the second bending column 65 can bend the wire body of the wire rod clamped in the second bending groove 66 when rotating, the second bending column 65 returns after bending, the second traverse driving mechanism 61 acts to drive the wire body bending assembly 62 to return, the wire feeding mechanism 3 feeds the wire forward, then the second traverse driving mechanism 61 acts to drive the wire body bending assembly 62 to extend out so that the subsequent wire rod can be continuously clamped into the second bending groove 66 of the second bending column 65, then further bending is carried out according to the foaming wire forming structure, and the wire body bending assembly 62 extends out, rotates, returns, extends out again, rotates and returns for multiple times to finish the integral bending processing of the wire body.

After the wire body bending treatment is finished, the second traverse driving mechanism 61 drives the wire body bending assembly 62 to retreat, and the first traverse driving mechanism 51 drives the end head bending assembly 52 to retreat continuously to the shearing mechanism 8 to give way; then the third traverse driving mechanism 71 and the fourth traverse driving mechanism 81 respectively drive the pneumatic clamp 72 and the shearing assembly 82 to extend out, and at the moment, the wire enters between the two clamping jaws 78 of the pneumatic clamp 72 and the shearing openings 811 of the upper cutter block 810 and the lower cutter block 89 of the shearing assembly 82; the pneumatic cylinder 75 of the pneumatic clamp 72 extends out of the shaft driving lug 711 and moves forward along the second guide rail 714 to separate the rear ends of the two rotating arms 77 to two sides, so that the front ends of the two swinging arms are folded inwards, and then the two clamping jaws 78 at the front ends of the swinging arms are driven to approach each other to clamp the wire.

After the wire is clamped, the servo motor six 85 of the shearing assembly 82 drives the speed reducer to rotate so as to drive the poking protrusion 87 on the cam sleeve 86 to rotate so as to poke the cylinder 813 outwards, the cylinder 813 can communicate with the cutter handle 812 to move outwards together, and then the upper cutter block 810 is driven to rotate relative to the fixed shaft and is matched with the lower cutter block 89 to shear the wire.

After shearing is finished, the fourth transverse moving driving mechanism 81 drives the shearing assembly 82 to return, the first transverse moving driving mechanism 51 drives the end bending assembly 52 to extend out, the wire is clamped into the first bending groove 56 of the first bending groove 55, then the third servo motor 54 of the end bending assembly 52 rotates and drives the first bending groove 55 to rotate through the first speed reducer 53, and when the first bending groove 55 rotates, the end bending treatment can be carried out on the wire clamped into the first bending groove 56, so that the foaming filament forming is completed.

Then the pneumatic cylinder 75 of the pneumatic clamp 72 executes the shaft retraction driving lug 711 to move backwards along the second guide rail 714 so as to fold the rear ends of the two rotating arms 77 towards two sides, so that the front ends of the two swinging arms are separated outwards, then the two clamping jaws 78 at the front ends of the swinging arms are driven to move away from each other so as to lose the clamping on the molded foaming wire, and then the third traverse driving mechanism 71 drives the pneumatic clamp 72 to move backwards, and then the next foaming wire molding operation is carried out.

The above description is only a preferred embodiment of the present patent, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the inventive concept, and these modifications and decorations should also be regarded as the protection scope of the present patent.

Claims

1. A wire rod molding apparatus, comprising:

the shearing mechanism is obliquely arranged on the front end face of the fan-shaped support above the end bending mechanism and is used for shearing the wire;

2. The wire forming apparatus of claim 1, wherein the straightening mechanism comprises:

the vertical straightening assembly comprises a vertical straightening seat, and a plurality of groove straightening wheels are vertically arranged in the vertical straightening seat and are arranged on straightening wheel groups at two sides of the wire in a staggered manner along the wire conveying direction;

the horizontal straightening assembly comprises a horizontal straightening seat, and a plurality of groove straightening wheels are horizontally arranged in the horizontal straightening seat and are arranged on straightening wheel groups at two sides of the wire in a staggered manner along the wire conveying direction;

3. A wire forming apparatus as claimed in claim 2, wherein the straightening wheel assembly comprises:

the fixed seat is arranged in the corresponding vertical straightening seat or the horizontal straightening seat in a sliding manner, counter bores are formed in two ends of the fixed seat, and a plurality of fixed holes are formed in the top surface of the fixed seat;

4. The wire forming apparatus as claimed in claim 2, wherein the wire feeding mechanism comprises:

the power transmission mechanism comprises a wire feeding box body, wherein four transmission mandrels which are distributed in a square shape are rotatably arranged in the box body at the front end of the wire feeding box body, the tops of the four transmission mandrels extend to the upper part of the top of the wire feeding box body, a groove wire feeding wheel is arranged at the top of each transmission mandrel, a wire passing channel is formed between the two groove wire feeding wheels positioned at two sides of the wire feeding box body, and a wire guide clamp for a wire to pass through is arranged on the wire feeding box body positioned between the four groove wire feeding wheels; a transmission shaft is rotatably arranged in the wire feeding box body between the four transmission mandrels, a first transmission gear is fixedly sleeved on the transmission shaft, and a second transmission gear meshed with the first transmission gear is fixedly arranged on each transmission mandrel; a third transmission gear is arranged on the bridging mandrel, and a fourth transmission gear meshed with the third transmission gear is arranged on the transmission mandrel close to the bridging mandrel; a power input shaft horizontally inserted through the rear end face of the wire feeding box body and corresponding to the gap bridge mandrel is rotatably arranged on one side of the rear end of the wire feeding box body, two bevel gears which are meshed with each other are arranged at the front end of the power input shaft and the gap bridge mandrel, and a transmission gear V is arranged at the rear end of the power input shaft;

5. The wire forming apparatus of claim 4, wherein the routing mechanism comprises:

6. The wire forming apparatus of claim 1, wherein the end bending mechanism comprises:

7. The wire forming apparatus of claim 6, wherein the wire bending mechanism comprises:

8. The wire forming apparatus of claim 7, wherein the clamping mechanism comprises:

9. The wire forming apparatus of claim 8, wherein the shearing mechanism comprises:

the shearing assembly comprises a second bottom plate, a third speed reducer is fixedly arranged at the rear end of the second bottom plate, a sixth servo motor in transmission connection with the third speed reducer is arranged at the rear end of the third speed reducer, a cam sleeve is fixedly sleeved on an execution shaft at the front end of the third speed reducer, a shifting bulge is formed on the cam sleeve, and a fixed block for the front end of the cam sleeve to be inserted into and rotatably arranged relative to the cam sleeve is arranged on the second bottom plate at the front end of the cam sleeve; a lower cutter block is fixedly arranged at the front end of the second bottom plate, a fixed shaft fixedly connected with the second bottom plate is vertically arranged on the lower cutter block, an upper cutter block which is relatively rotatably connected with the fixed shaft is arranged at the top of the lower cutter block, corresponding shearing openings are vertically formed in the front ends of the upper cutter block and the lower cutter block, a cutter handle is formed at the rear end of the upper cutter block, the cutter handle extends to one side of the cam sleeve, a notch is formed in the rear end of the cutter handle, a cylinder is rotatably arranged in the notch, a second tension spring is arranged between the middle of the top of the cutter handle and the fixed block, and the cylinder is attached to a shifting bulge on the cam sleeve under the action of the tension of the second tension spring; cover plates for covering are arranged on the lower side of the second bottom plate and the top of the third speed reducer;

10. The wire rod molding apparatus as claimed in claim 9, wherein each of said first traverse driving mechanism, said second traverse driving mechanism, said third traverse driving mechanism and said fourth traverse driving mechanism comprises:

a cam is arranged at the tail end of an execution shaft of the servo motor seven, and a second swing arm is rotatably arranged on a protruding part of the cam;