CN112369798B

CN112369798B - Low-loss high-efficiency rapid brush disc wire bending method

Info

Publication number: CN112369798B
Application number: CN202011048380.8A
Authority: CN
Inventors: 傅如学
Original assignee: Zhejiang Mopper Environmental Technology Co Ltd
Current assignee: Zhejiang Mopper Environmental Technology Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2022-12-27
Anticipated expiration: 2040-09-29
Also published as: CN112369798A

Abstract

The invention discloses a low-loss high-efficiency rapid brush plate wire bending method, which comprises the following steps: preparing, bending and resetting the bent wire; the cut-off material wires are arranged in the wire holes of the brush disc in a straight wire state; the two working arms are respectively positioned at the front side and the rear side of the brush disc in the axial direction; the working arm lifts up two ends of the cut material wire from bottom to top and then bends the cut material wire into a U-shaped wire from a straight wire, the U-shaped wire is provided with a front section and a rear section, the front section and the rear section are close to each other and are attached to two sides of the brush disc, and when the brush disc is reset, the working arm firstly leaves the surface of the brush disc and then translates to an initial position; compared with the prior art, the wire bending method replaces manual wire bending, reduces the workload of workers and improves the efficiency of assembly production; the convex clamping blocks reduce the area contacting the brush disc when the cut material wires are bent, so that the possibility of damage to the brush disc can be reduced; the limiting groove is used for limiting the cut material wires after being bent to be only in a neat state, and subsequent work is facilitated.

Description

Low-loss high-efficiency rapid brush disc wire bending method

Technical Field

The invention relates to the field of production of scale breaking rollers for steel processing, in particular to a method for efficiently, quickly and slightly abrading brush disc wire bending.

Background

The descaling method is a physical descaling method which uses a descaling roll to polish and remove rust, and the existing descaling roll comprises a roll shaft, a plurality of brush discs are arranged on the roll shaft, brush wires are arranged on the brush discs along the circumferential direction, and the brush wires polish steel to polish rust on the surface of the steel.

In order to improve the production efficiency of the scale breaking roller, a mechanical automatic assembly production line which is simple in operation and rapid in work is needed to plant wires for a brush disc of the scale breaking roller; after the operation of threading the filament into the filament hole is completed, the filament needs to be bent to achieve the feeding filament posture of the finished brush disc product.

Disclosure of Invention

In order to solve the technical problems, the invention provides a method for bending a brush disc wire with high efficiency, high speed and small abrasion, which comprises the following steps: preparing a bent wire, bending the wire and resetting; the brush disc is arranged on the frame and is provided with a thread hole, and cut-off threads penetrate through the thread hole, so that two ends of the cut-off threads are respectively positioned at the front side and the rear side of the brush disc; the cut wire is lifted and bent through the two working arms, so that the cut wire is bent into a U-shaped wire from a straight wire, the working process is simple and rapid, and manual wire bending is replaced.

The technical scheme of the invention is realized as follows:

a method for bending a brush disc wire with high efficiency, high speed and small abrasion comprises the following steps:

the frame is provided with a brush disc arranged opposite to the advancing route of the material wire and two working arms for bending the wire, the brush disc is provided with a plurality of wire holes along the circumferential direction, and the wire holes in the working state on the brush disc are higher than other wire holes; the working process is as follows:

step one, preparing a bent wire: when the wire bending mechanism works, the cut-off material wires are arranged in the wire holes in a working state in a straight wire penetrating mode, and each cut-off material wire is provided with a front section positioned on the front side of the brush disc and a rear section positioned on the rear side of the brush disc; along the left and right directions of the frame, two symmetrically arranged working arms are integrally positioned beside the brush disc, are respectively positioned at the front side and the rear side of the axial direction of the brush disc and are lower than the thread hole;

step two, wire bending: two working arms which are separated by forerunner movement synchronously horizontally move to the position below the cut-off wires along the width direction of the rack; then the two working arms are driven to synchronously rise, so that the two ends of the cut material threads are lifted by the working arms, and the two ends of the cut material threads are higher than the thread holes where the cut material threads are located; then driving the two working arms to fold and bending the cut-off material wire into a U-shaped wire from a straight wire, wherein the front section and the rear section of the cut-off material wire are close to each other and close to the brush disc;

thirdly, resetting: when the working arms return to the original positions, the two working arms close to the brush disc are separated and far away from the brush disc, then the working arms descend along the height direction, and finally the working arms are far away from the area where the brush disc is located along the width direction of the rack and exit.

Preferably, the cut-off wires are arranged side by a plurality of monofilaments, a clamping block extends towards the brush disc from one side, close to the brush disc, of the front end of the working arm, a limiting groove which is sunken towards the direction of the working arm is formed in the clamping block, and the width of the limiting groove is configured to be capable of accommodating the cut-off wires; after the two working arms are folded and bent to cut the cut material wire, the front section and the rear section of the cut material wire are respectively positioned in the limiting grooves of the two working arms, and the single wires are arranged in order.

Preferably, the working arm is driven by a working arm cylinder group to move; the working arm cylinder group comprises a working arm retracting cylinder, a working arm lifting cylinder and an opening and closing cylinder; the two working arms are driven by the working arm retracting cylinder to horizontally approach or move away from the cut-off wire; the two working arms are driven by a working arm lifting cylinder to synchronously lift, and the two working arms lift two ends of the cut wire when rising; the two working arms are driven by the opening and closing cylinder to open and close, the two working arms are close to and clamp the cut-off wires when being closed, and the two working arms are loosened and far away from the cut-off wires when being separated.

Preferably, the working arm retracting cylinder is connected with the rack through a first support, the working arm lifting cylinder is connected with the working arm retracting cylinder through a second support, and the working arm retracting cylinder drives the working arm lifting cylinder to horizontally move along the left and right directions of the rack; the opening and closing air cylinder is connected to the working arm lifting air cylinder through a third support, and the working arm lifting air cylinder drives the opening and closing air cylinder to lift.

Preferably, the first support and the second support are both L-shaped plate-shaped supports, the first support comprises a first transverse plate and a first vertical plate, the first transverse plate is connected to the rack, and the first vertical plate is connected with the working arm retracting cylinder; the second support comprises a second vertical plate and a third vertical plate, the second vertical plate and the third vertical plate are both vertical to the horizontal plane, the second vertical plate is connected with the working arm retracting cylinder and driven by the working arm retracting cylinder to horizontally move along the left-right direction of the rack, and the third vertical plate is connected with the working arm lifting cylinder and keeps relatively fixed; the second support connects the working arm retracting cylinder and the working arm lifting cylinder, and the two form an included angle of 90 degrees on the horizontal plane.

Preferably, a supporting platform and a supporting baffle plate for supporting the cut material wires are respectively arranged in front of and behind the wire holes; the front end and the rear end of the cut-off wire are respectively abutted against the supporting table and the supporting baffle; the supporting table and the supporting baffle are both arranged on the frame, the supporting baffle is a bent thin sheet, an elongated slot for a cut feed wire to pass through is formed in the supporting table, and an elastic sheet for covering the elongated slot is arranged on the supporting table; when the cut-off material wire is a straight wire, the front end of the cut-off material wire is positioned between the long groove and the elastic sheet, and the rear end of the cut-off material wire is abutted against the bearing baffle; when the two ends of the cut material wire are lifted by the working arms, the front end of the cut material wire passes through the elastic piece through the elastic deformation of the elastic piece to cross the elastic piece.

Preferably, the bearing baffle comprises a supporting inclined plate, a limiting vertical plate and a connecting transverse plate, the connecting transverse plate is connected to the rack, and the connecting transverse plate is connected with the supporting inclined plate through the limiting vertical plate; the distance between the front end of the supporting inclined plate and the rear surface of the supporting table is smaller than the length of the cut-off material wire along the front and rear directions of the rack; the distance from the vertical plane where the front end of the supporting inclined plate is located to the center of the brush disc is 30-40mm along the front-back direction of the rack, the distance from the plane where the rear surface of the supporting table is located to the center of the brush disc is equal to the distance from the vertical plane where the front end of the supporting inclined plate is located to the center of the brush disc, the length of the cut material wire entering and located in the long groove is not less than 10mm, and the width of the part of the working arm entering the space between the supporting table and the brush disc is 15-20mm.

The design starting point, the idea and the beneficial effects of the invention adopting the technical scheme are as follows:

1. according to the wire bending method, the cut-off wires in the wire holes on the scale breaking roller brush disc can be bent and clamped through the movement of the working arm, so that manual wire bending is replaced, the workload of workers is reduced, the wire bending speed is increased, and the assembly production efficiency is improved; and the contact surface of the working arm and the brush disc is small, so that the working arm cannot move along with the brush disc in work, and scratches and abrasion of the working arm on the brush disc are prevented.

2. The driving mechanisms in the wire bending method are basically air cylinders, the required design effect is achieved through connection among the air cylinders, and the design is ingenious and simple; the principle and the structure of the air cylinder are simple, the cost is low, the installation and the maintenance are easy, and the applicability is strong; the cylinder has high movement speed, so that the working speed of parts is higher, and the efficiency of assembly production is improved.

3. The working arm is provided with the clamping block and the clamping block is provided with the limiting groove, and the area of the brush disc contacted with the protruded clamping block is reduced when the cut wires are clamped, so that the possibility of damage to the brush disc can be reduced; the limiting groove is used for limiting the cut material wires after being bent to be only in a neat state, and subsequent work is facilitated.

Drawings

Fig. 1 is a schematic perspective view of a first thread-planting mechanism after a first thread-planting operation is completed in one round according to an embodiment of the present invention;

FIG. 2 is a first schematic perspective view illustrating a first embodiment of a preliminary filament adjusting mechanism according to the present invention;

fig. 3 is a schematic perspective view of a second embodiment of the preliminary filament adjusting mechanism according to the present invention;

FIG. 4 is a side view of the wire mechanism of the present invention in an embodiment of the present invention adjusting an initial reference position of the preliminary wire;

FIG. 5 is an enlarged view of a portion A of FIG. 2;

FIG. 6 is a schematic perspective view of the filament cutting mechanism in the embodiment of the present invention;

FIG. 7 is a side view of the filament assembly of the present invention during operation for filament cutting in an embodiment of the present invention;

FIG. 8 is a schematic perspective view of a threading mechanism according to an embodiment of the present invention;

FIG. 9 is a partial enlarged view of portion B of FIG. 8;

FIG. 10 is a side view of such a wire mechanism in operation for threading wire in an embodiment of the present invention;

FIG. 11 is a first schematic perspective view of a wire bending mechanism according to an embodiment of the present invention;

FIG. 12 is a schematic perspective view of a second embodiment of a wire bending mechanism according to the present invention;

FIG. 13 is a first schematic perspective view of a wire bending mechanism according to an embodiment of the present invention;

FIG. 14 is a second schematic perspective view of the wire bending mechanism of the present invention after the wire bending operation is completed;

FIG. 15 is an enlarged view of a portion C of FIG. 13;

FIG. 16 is a first perspective view of a wire mechanism according to the present invention during operation of the collar of an embodiment of the present invention;

FIG. 17 is a second perspective view of the wire mechanism of the present invention during operation of the collar of an embodiment of the present invention;

FIG. 18 is a top view of such a wire mechanism during operation of the collar in an embodiment of the present invention;

FIG. 19 is a third schematic perspective view of the wire mechanism of the present invention during operation of the collar of an embodiment of the invention;

FIG. 20 is a perspective view of the wire mechanism of the present invention after completion of operation of the collar of an embodiment of the invention;

FIG. 21 is a schematic perspective view of a second filament planting mechanism according to an embodiment of the present invention after a first round of filament planting is completed;

FIG. 22 is a bottom view of a single guide arm in an embodiment of the present invention;

FIG. 23 is a front view of a guide member in an embodiment of the present invention;

FIG. 24 is a first perspective view of two working arms according to an embodiment of the present invention;

FIG. 25 is a schematic perspective view of a second embodiment of two working arms of the present invention;

fig. 26 is a first schematic perspective view illustrating relative positions of an upper ring position, a stacking position and a ring-changing top table in the working process of the ferrule according to the embodiment of the present invention;

fig. 27 is a schematic perspective view showing the relative positions of the upper ring position, the stacking position and the ring-changing top table in the working process of the collar according to the second embodiment of the present invention;

FIG. 28 is an enlarged view of a portion D of FIG. 17;

FIG. 29 is a perspective view of a brush plate after the wire planting operation and the removal of the constraining ring according to the embodiment of the present invention;

FIG. 30 is a schematic view of an embodiment of the present invention defining the leading end of the preliminary strand and the leading end of the dummy strand;

fig. 31 is a schematic flow chart of the wire bending method according to the embodiment of the invention.

The figures are numbered: a wire feeding mechanism 1; a wire bending mechanism 2; a lantern ring mechanism 3; preparing a material wire 4; cutting off the material wires 5; a front section 5a; a rear section 5b; a wire hole 6; a working wire hole 6a; a frame 7; a brush plate 8; a wire conveying mechanism 9; a shredding mechanism 10; a turntable stepping motor 11; a frame base 12; a long plate base 13; a block seat 14; a wire pressing mechanism 15; a fixed wire pressing mechanism 15a; the movable wire pressing mechanism 15b; a riser 16; a wire pressing base 17; a ram 18; an inlet hole 19; a ram cylinder 20; a wire conveying cylinder 21; a cutter 22; a base 23; a cutter lifting cylinder 24; a tunnel 25; the elongated hole 26; an L-shaped support plate 27; a support riser 28; a connecting bar block 29; a connecting plate 30; a guide mechanism 31; a guide member 32; a guide cylinder 33; the guide hole 34; a guide arm 35; a first opening and closing cylinder 36; a straight arm 37; a connecting portion 38; a boss 39; a guide groove 40; an inlet 41; an outlet 42; a support table 43; a holding baffle 44; an elongated slot 45; an elastic sheet 46; a working arm 47; a clamp block 48; a limit groove 49; a second opening/closing cylinder 50; a working arm lift cylinder 51; the working arm retract cylinder 52; the first support 53; the first horizontal plate 53a; a first riser 53b; a second support 54; a second riser 54a; a third riser 54b; a third support 55; a mounting groove 56; a lifting shaft 57; an insert plate 58; a stopper plate 59; a slip ring assembly 60; a change ring assembly 61; an upper ring position 62; a stacking station 63; a working ring 64; a spare ring 65; an upper ring seat 66; a stacking seat 67; a working portion 68; a storage section 69; a connecting block 70; an inner side surface 71; an upper ring rail 73; the stacking rail 74; a break 75; a connecting rod 77; a guide rod 78; an anti-drop bar 79; a connection seat 80; an upper ring driving cylinder group 81; an upper ring retracting cylinder 81a; an upper ring lifting cylinder 81b; a ring changing top table 82; a connecting long plate 83; a top stage drive cylinder 84; a turntable 85; a support slope plate 86; a limit vertical plate 87; connecting the transverse plate 88; an L-shaped connecting plate 89.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In the description of the present invention, the term "at least one" means one or more than one unless explicitly defined otherwise. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The specific embodiment of the invention is as follows: as shown in fig. 1 to 31, the present invention provides a method for bending a brush plate with high efficiency, high speed and low abrasion, comprising the steps of:

the brush disc is provided with a plurality of wire holes along the circumferential direction, and the wire holes in the working state on the brush disc are higher than other wire holes; the working process is as follows:

step one, preparing a bent wire: when the wire bending mechanism works, the cut-off material wires are arranged in the wire holes in a working state in a straight wire penetrating mode, and each cut-off material wire is provided with a front section positioned on the front side of the brush disc and a rear section positioned on the rear side of the brush disc; along the left and right directions of the frame, two symmetrically arranged working arms are integrally positioned beside the brush disc and are respectively positioned at the front side and the rear side of the axial direction of the brush disc and are lower than the thread hole;

The method is applied to the following wire planting mechanisms which are specifically described:

the method is mainly used in a wire bending mechanism of a wire planting mechanism, the wire bending mechanism comprises a frame 7, a brush disc 8 and two working arms 47, the brush disc 8 is arranged on the frame 7 and provided with a wire hole 6, cut-off wires 5 penetrate through the wire hole 6, and two ends of the cut-off wires 5 are positioned at the front side and the rear side of the brush disc 8; the two working arms 47 are respectively positioned at the front side and the rear side of the axial direction of the brush disc 8 and are arranged in a relative movement way with the frame 7, and the working arms 47 are configured to lift up two ends of the cut material wire 5 from bottom to top and then bend the cut material wire 5 into a U-shaped wire by a straight wire; the cut-off filament 5 has a front section 5a and a rear section 5b, and the front section 5a and the rear section 5b are close to the brush disc 8 after the cut-off filament 5 is bent.

In order to obtain the brush plate 8 as shown in fig. 29, the brush plate 8 is first threaded; as shown in fig. 1, the scale breaking roller disc-brushing filament-planting device is divided into three functional mechanisms: the wire feeding mechanism 1, the wire bending mechanism 2 and the lantern ring mechanism 3 are characterized in that firstly, the wire feeding mechanism 1 penetrates through the brush disc 8 to form wires, then the wire bending mechanism 2 bends the wires penetrating through the brush disc 8 into a U shape, and finally the lantern ring mechanism 3 sleeves a restraining ring on the bent wires to complete wire planting of the brush disc 8; in this embodiment, the filament is a combination of a plurality of monofilaments arranged in parallel, the filament is divided into a preparatory filament 4 and a cut filament 5, the preparatory filament 4 is the filament to be used, and after the preparatory filament 4 is cut according to a preset length, a section conforming to the preset length is the cut filament 5, or a section closer to the brush tray 8 is the cut filament 5; for convenience of explanation and description, the filament hole 6 in which the seed filament is being seeded is referred to as a working filament hole 6a; the orientation of the present embodiment is defined in that the machine is normally placed, the advance direction of the preparation wire 4 is from the front of the frame 7 to the back of the frame 7, and the "front", "back", "front and back", "left", "right" and "left and right" in the present embodiment are based on the frame 7, unless specific explanations are given to individual components, as described in the embodiments, for example: as shown in fig. 30, one end of the prepared burden wire 4 close to the cutting position is the front end of the prepared burden wire 4, otherwise, the rear end of the prepared burden wire 4 is provided, one end of the cut burden wire 5 far away from the cutting position is the front end of the cut burden wire 5, otherwise, the rear end of the cut burden wire 5 is provided; in this embodiment, the preset length refers to the length required by the design of the cut-off strand 4; first, the wire feeding mechanism 1 will be described specifically:

the wire feeding mechanism 1 comprises a wire conveying mechanism 9 and a wire cutting mechanism 10; the frame 7 is used as a main body support of the mechanism, the brush disc 8 is rotatably arranged on the frame, the brush disc 8 is vertically arranged facing the advancing direction of the material wire, the brush disc 8 is provided with wire holes 6 which are uniformly distributed along the circumferential direction of the brush disc 8, the wire holes 6 are waist-shaped holes and are configured as installation positions for cutting the material wire 5, the brush disc 8 is arranged on a turntable 85, the turntable 85 is driven by a turntable stepping motor 11 arranged on the frame 7 and drives the brush disc 8 to intermittently rotate, when one working wire hole 6a finishes the wire planting, the turntable stepping motor 11 drives the brush disc 8 to rotate, so that the next wire hole 6 rotates to a position to be worked and becomes a new working wire hole, namely on the advancing path of the material wire; the working wire holes 6a are always kept relatively horizontal and stay above other wire holes 6; two mechanisms that perform the main work: a filament conveying mechanism 9 and a filament cutting mechanism 10, wherein the filament conveying mechanism 9 is arranged on the frame 7 and is positioned in front of the brush disc 8, and the filament conveying mechanism 9 is configured to convey the prepared filaments 4 to the filament cutting mechanism 10; the shredding mechanism 10 is arranged on the rack 7 and is positioned between the wire conveying mechanism 9 and the brush disc 8, and the shredding mechanism 10 is configured to cut the prepared material wires 4 at a preset position and obtain cut material wires 5 with preset length; after the shredding mechanism 10 cuts off the cut-off threads 5, the thread conveying mechanism 9 continues to convey the prepared threads 4 to the shredding mechanism 10, the cut-off threads 5 are pushed into the working thread holes 6a by the prepared threads 4, so that two ends of the cut-off threads 5 are positioned on two sides of the working thread holes 6a, namely two ends of the cut-off threads 5 are respectively positioned on the front side and the rear side of the brush disc 8, and the thread threading function is completed; the feed wire advances from front to back on the frame 7, namely the feed wire starts from a front wire conveying mechanism 9 to move to a rear shredding mechanism 10 and a brush disc 8; the preset length is the length of the required cut-off material wire 5, and the preset length is any length of 80-100mm, but the preset length cannot be changed before 8 kinds of wires of the whole brush disc are finished, and the following paragraphs explain how to keep the length of the cut-off material wire 5 at the preset length; after the filament planting of the brush disc is finished, the distance between the cut material filament and the circumferential edge of the brush disc is the length of the cut material filament after being folded minus the length from the filament hole to the circumferential edge of the brush disc, the length is the effective working length of the cut material filament, and the range of the effective working length is 30-40mm; the preset position is located behind the cutter and at a position away from the front surface of the cutter 22 by a preset length along the front-back direction of the frame 7.

The frame 7 comprises a frame seat 12 for heightening the wire conveying mechanism 9 and the wire cutting mechanism 10, so that the two mechanisms are heightened, in order to keep a wire path of the wire feeding mechanism 1 and a working wire hole 6a on the brush disc 8 on the same horizontal plane, thereby ensuring the normal operation, a long plate seat 13 is arranged on the frame seat 12, the rear part of the long plate seat 13 is fixed on the frame seat 12, and the rest part of the long plate seat 13 is forwardly suspended on the front side of the frame seat 12 to prolong the whole length of the frame 7, so that the wire conveying mechanism 9 has enough wire conveying stroke; the rear part of the long plate seat 13 is also provided with a cuboid block seat 14 for further heightening, and the shredding mechanism 10 is arranged on the block seat 14.

The wire feeding mechanism comprises two wire pressing mechanisms 15, each wire pressing mechanism 15 comprises a wire pressing seat 17 with a vertical plate 16 and a blocky pressing head 18 arranged on the wire pressing seat 17, the vertical plate 16 is arranged in parallel to the brush disc 8, a rectangular inlet hole 19 for the prepared wires 4 to enter is formed in the lower portion of the vertical plate 16, the pressing head 18 is arranged above the inlet hole 19 in a lifting mode through a pressing head air cylinder 20, and the pressing head air cylinder 20 is arranged on the front surface of the vertical plate 16; the prepared wire 4 passes through the inlet hole 19 and is placed on the wire pressing mechanism 15, and when the pressing head 18 descends, the prepared wire 4 is close to and tightly pressed; when the pressure head 18 rises, the prepared material wire 4 is far away and loosened; the two wire pressing mechanisms 15 are divided into a fixed wire pressing mechanism 15a and a movable wire pressing mechanism 15b intermittently moving back and forth due to different functions, and the movable wire pressing mechanism 15b is arranged on the front side of the fixed wire pressing mechanism 15a; the fixed wire pressing mechanism 15a is arranged on the block seat 14, the movable wire pressing mechanism 15b is arranged on a wire conveying cylinder 21, and the wire conveying cylinder 21 is arranged at the suspended part of the long plate seat 13 and is configured to drive the movable wire pressing mechanism 15b to move close to or far away from the fixed wire pressing mechanism 15a; when the wire conveying mechanism 9 conveys the prepared material wire 4 to the shredding mechanism 10, the wire conveying cylinder 21 drives the movable wire pressing mechanism 15b to reciprocate and the two wire pressing mechanisms 15 alternately press the prepared material wire 4.

The shredding mechanism 10 comprises a cutter 22 and a base 23 fixedly arranged on the block seat 14, the cutter 22 is arranged on a cutter lifting cylinder 24, the cutter lifting cylinder 24 drives the cutter 22 to move up and down and is configured to be close to the prepared material wire 4 when descending and be far away from the prepared material wire 4 when ascending, and the cutter 22 can cut off the prepared material wire 4 and obtain a cut material wire 5 when descending and being close to the prepared material wire 4; when the cutting knife 22 is lifted and leaves the prepared material wire 4, the wire conveying mechanism 9 can continue to convey the prepared material wire 4; after the cutter 22 descends and finishes shredding, the front side of the cutter head is provided with the prepared material threads 4, and the rear side of the cutter head is provided with the cut material threads 5.

The base 23 is provided with a tunnel 25 for the prepared wire 4 and the cut-off wire 5 to pass through and a long hole 26 for the cutter 22 to lift in the vertical direction, wherein the tunnel 25 is longitudinally penetrated through the base 23, and the long hole 26 is intersected with the tunnel 25, so that the cutter 22 can cut off the prepared wire 4.

The left side and the right side of the shredding mechanism 10 are both provided with L-shaped supporting plates 27, each L-shaped supporting plate 27 comprises a supporting vertical plate 28 and a connecting strip block 29, the two L-shaped supporting plates 27 are arranged vertically and face to each other in a back-to-back mode, namely the connecting strip blocks 29 are positioned on the outer sides of the supporting vertical plates 28; the connecting strip blocks 29 are connected to the frame seat 12, the lower ends of the supporting vertical plates 28 are connected with the connecting strip blocks 29, and the upper ends of the two supporting vertical plates 28 are connected by a connecting plate 30; the shredding mechanism 10 is enclosed between the connecting plate 30 and the two L-shaped supporting plates 27, and the cutter lifting cylinder 24 is arranged on the lower surface of the connecting plate 30; the block base 14 is also sandwiched between two L-shaped support plates 27.

Before the shredding is started, an initial reference position of the prepared material thread 4 needs to be set, and the method comprises the following steps: when the wire conveying mechanism 9 does not convey the preliminary feed wire 4 to the intersection of the long hole 26 and the tunnel 25, the cutting knife 22 firstly descends to the intersection of the long hole 26 and the tunnel 25, so that the front end of the preliminary feed wire 4 abuts against one side of the cutting knife 22 under the driving of the wire conveying mechanism 9; in this way, the length of each section of the cut wire 5 can be ensured to be the preset length only by setting the moving stroke of the moving wire pressing mechanism 15b to be the preset length.

As shown in fig. 3, 9, 22 and 23, the shredding mechanism 10 and the brush disc 8 are arranged at intervals, a guide mechanism 31 for guiding the cut material threads 5 is arranged between the shredding mechanism 10 and the brush disc 8, the guide mechanism 31 comprises a guide piece 32 and a guide piece cylinder 33 for driving the guide piece 32 to move, and a guide hole 34 is arranged on the guide piece 32; the guide 32 is configured to be driven to the working wire hole 6a by the guide cylinder 33 so that the guide hole 34 is aligned with the working wire hole 6a; the guide part 32 comprises two guide arms 35 which are symmetrically arranged up and down, the opening and closing of the guide arms 35 are controlled by an opening and closing cylinder which is a first opening and closing cylinder 36; when the two guide arms 35 are closed and the guide holes 34 are aligned with the working thread holes 6a, the cut-off threads 5 can be guided into the working thread holes 6a through the guide holes 34; when the two guide arms 35 are separated, the guide means 31 can leave the cut-off thread 5.

The guide arms 35 comprise long straight arms 37 and connecting parts 38 which are positioned at one ends of the straight arms 37 and are used for connecting the first opening and closing air cylinders 36, bosses 39 are arranged at the other ends, far away from the connecting parts 38, of the straight arms 37, the bosses 39 on the two guide arms 35 are sunken towards the opposite surfaces to form a trapezoidal groove, the groove continues to extend towards the straight arms 37, and finally a trapezoidal guide groove 40 is formed, and the deeper the guide groove 40 is from back to front; when the two guide arms 35 are closed, the two guide grooves 40 are aligned to form the guide hole 34, the guide hole 34 is provided with an inlet 41 at the front side and an outlet 42 at the rear side, and the guide hole 34 is a conical hole with a larger inlet 41 and a smaller outlet 42, wherein the upper inner wall of the conical hole is inclined downwards, and the lower inner wall of the conical hole is inclined upwards; because the shredding mechanism 10 and the brush disc 8 are arranged at intervals, one end of the cut material wire 5 is suspended after coming out of the shredding mechanism 10 and can not enter the working wire hole 6a neatly because of gravity drooping or scattering due to self bending; however, since the inlet 41 of the guide hole 34 is large enough to allow the scattered chopped strands 5 to enter the guide hole 34, the chopped strands 5 can be neatly inserted into the working strand hole 6a after being aligned by the tapered guide hole 34.

In addition, it is necessary to solve the problem that the cut thread 5 may fall out of the working thread hole 6a due to gravity after passing through the working thread hole 6 a: a supporting platform 43 and a supporting baffle 44 for supporting the cut-off material wire 5 are respectively arranged in front of and behind the working wire hole 6a, and two ends of the cut-off material wire 5 respectively lean against the supporting platform 43 and the supporting baffle 44 after penetrating into the working wire hole 6a.

The bearing baffle 44 is arranged on the frame 7, the bearing baffle 44 is a bent thin sheet, the support table 43 is arranged on the block seat 14 and is positioned behind the shredding mechanism 10, the support table 43 is provided with a long groove 45 for the cut-off feed silk 5 to pass through, and the long groove 45 is communicated with the tunnel 25; in order to maintain the stability of the cut-off thread 5, which has not been inserted into the working thread hole 6a, in the long groove 45, an elastic piece 46 for covering the long groove 45 is provided on the support base 43; the bearing baffle 44 comprises a supporting inclined plate 86, a limiting vertical plate 87 and a connecting transverse plate 88, the connecting transverse plate 88 is connected to the frame 7, and the connecting transverse plate 88 is connected with the supporting inclined plate 86 through the limiting vertical plate 87; the distance between the front end of the supporting inclined plate 86 and the rear surface of the supporting platform 43 is smaller than the preset length of the cut-off wire 5 along the front-back direction of the frame 7; along the front and back directions of the frame 7, the distance from the plane where the limit vertical plate 87 is located to the center of the brush disc 8 is 40-50mm, the distance from the plane where the back surface of the support table 43 is located to the center of the brush disc 8 is smaller than the distance from the plane where the limit vertical plate 87 is located to the center of the brush disc 8, and the length of the guide hole 34 is 20-30mm; spacing riser 87, brush dish 8 and brace table 43 three's distance ratio, guaranteed to cut the stock silk 5 and can be supported by bearing baffle 44 and brace table 43, when cutting stock silk 5 and penetrating silk hole 6 simultaneously, cut the unsettled distance of 5 tip of stock silk short, cut the entry 41 that the stock silk 5 entered guide hole 34 because of gravity seriously droops forward, and entry 41 is great, guaranteed that slightly drooping cuts the stock silk 5 and can get into guide hole 34 smoothly.

The working process of the wire feeding mechanism 1, namely the wire feeding method for the scale breaking roller brush disc, is as follows:

as shown in fig. 2 and 4, the brush disk 8 without filament is installed on the rotating disk 85, the brush disk 8 and the rotating disk 85 are concentrically arranged, and the brush disk 8 and the rotating disk 85 are synchronously connected in a rotating way through a connecting piece which is arranged outside the circle center and used for transmitting torque; the turntable stepping motor 11 drives the turntable 85 to rotate and drives the brush disc 8 to rotate, so that the wire hole 6 is aligned with the traveling path of the stock wire, and the wire hole 6 is a working wire hole 6a.

Then, setting an initial reference position of the preliminary wire 4: inserting a sufficient length of the prepared wire 4 from the inlet hole 19 of the movable wire pressing mechanism 15b into the inlet hole 19 of the fixed wire pressing mechanism 15a until the prepared wire 4 enters the tunnel 25, and at the same time, driving the cutter 22 to descend to the intersection of the long hole 26 and the tunnel 25 by the cutter lifting cylinder 24; next, the pressing head cylinder 20 of the movable wire pressing mechanism 15b drives the corresponding pressing head 18 to press the prepared wire 4, the fixed wire pressing mechanism 15a is fixed, the wire conveying cylinder 21 drives the movable wire pressing mechanism 15b to move towards the fixed wire pressing mechanism 15a, and the movable wire pressing mechanism 15b drives the prepared wire 4 to move synchronously until the front end of the prepared wire 4 abuts against one side of the cutting knife 22; finally, a pressing head cylinder 20 of the fixed wire pressing mechanism 15a drives a corresponding pressing head 18 to press the preliminary material wire 4, and a movable wire pressing mechanism 15b loosens the preliminary material wire 4, is driven by a wire conveying cylinder 21 and returns to the initial position; at this time, the setting of the initial reference position of the preliminary wire 4 is completed, and the preset length is set as the stroke of driving the movable wire pressing mechanism 15b each time by the wire conveying cylinder 21, and the stroke is called as a preset stroke; before feeding, the length of the preparation threads 4 is an initial length, the initial length of the preparation threads 4 is larger than the total number of thread holes 6 on the brush disc 8 multiplied by a preset length, and the initial length of the preparation threads 4 is 3600mm-5000mm.

As shown in fig. 6 and 7, the shredding operation is then performed: firstly, a cutter 22 is driven to rise by a cutter lifting cylinder 24, meanwhile, a prepared wire 4 is tightly pressed by a movable wire pressing mechanism 15b, and then the prepared wire 4 is loosened by a fixed wire pressing mechanism 15a; next, the wire conveying cylinder 21 drives the movable wire pressing mechanism 15b to move a preset stroke distance to the fixed wire pressing mechanism 15a, and the movable wire pressing mechanism 15b drives the prepared wire 4 to move synchronously, so that the distance from the front end of the prepared wire 4 to exceed the cutting knife 22 is the preset length; at this time, the fixed wire pressing mechanism 15a presses the preliminary wire 4, and the movable wire pressing mechanism 15b loosens the preliminary wire 4; the cutter 22 is driven by the cutter lifting cylinder 24 to descend and cut off the prepared material wire 4 to obtain a section of cut-off material wire 5 with a preset length, and meanwhile, the movable wire pressing mechanism 15b moves away from the fixed wire pressing mechanism 15a until the initial position is reached; after the shredding is completed, the cutter 22 is raised to the initial position; the leading end of the cut thread 5 has now left the tunnel 25 and the slot 45 and is suspended between the brush plate 8 and the thread cutting mechanism 10.

As shown in fig. 6-10, then the threading work is carried out: firstly, the guide piece cylinder 33 drives the guide piece 32 to the guide hole 34 to align with the material wire path, and then drives the guide piece 32 to approach the brush disc 8 until the guide hole 34 aligns with the working wire hole 6a, in the process, the guide hole 34 and the working wire hole 6a are at the same height, and the two guide arms 35 are closed; meanwhile, the movable wire pressing mechanism 15b is enabled to press the prepared wire 4, then the fixed pressing mechanism is enabled to release the prepared wire 4, the wire conveying cylinder 21 drives the movable wire pressing mechanism 15b to move towards the fixed wire pressing mechanism 15a for a preset stroke distance, the cut-off wire 5 is pushed towards the direction of the brush disc 8 by the prepared wire 4 and enters the working wire hole 6a after passing through the guide hole 34 to complete wire threading, and the front end and the rear end of the cut-off wire 5 are respectively abutted against the bearing baffle 44 and the supporting table 43; finally, the guide 32 is driven away from the brush plate 8 by the guide cylinder 33; then, the first opening-closing air cylinder 36 drives the two guide arms 35 to be separated, so that the guide holes 34 can leave the wire path, the guide piece 32 is driven to be away from the wire path, and the first opening-closing air cylinder 36 drives the two guide arms 35 to be closed; meanwhile, the thread feeding mechanism 1 performs the thread cutting operation once again.

After the new round of filament cutting work is finished and before the new round of filament threading work is carried out, the filament bending and lantern ring work needs to be finished on the cut-off material filaments 5 which are arranged in the working filament holes 6a at present.

As shown in fig. 24 and 25, the wire bending mechanism 2 is arranged beside the brush disc 8; the filament bending mechanism 2 comprises two working arms 47, the two working arms 47 face the direction of the brush disc 8 and are symmetrically arranged at the front side and the rear side of the axial direction of the brush disc 8, and the middle position between the two working arms 47 is aligned with the brush disc 8; the working arm 47 is configured to lift two ends of the cut wire 5 from bottom to top and then bend the cut wire into a U-shaped wire from a straight wire; the cut-off stockline 5 is provided with a front section 5a and a rear section 5b, and the front section 5a and the rear section 5b are close to each other and close to the brush disc 8 after the cut-off stockline 5 is bent; the working arm 47 is arranged along the left-right direction of the rack, one end of the working arm 47, which is close to the brush disc, is the front end of the working arm 47, one side of the front end of the working arm 47, which is close to the brush disc 8, extends towards the brush disc 8 to form a clamping block 48, the clamping block 48 is recessed towards the working arm 47 to form a limiting groove 49, and the width of the limiting groove 49 is configured to be capable of accommodating the chopped strands 5 without scattering the chopped strands 5.

The two working arms 47 are driven to move by a working arm cylinder group, and the working arm cylinder group comprises a working arm retracting cylinder 52, a working arm lifting cylinder 51 and a second opening and closing cylinder 50; specifically, the two working arms 47 are driven by the working arm retracting cylinder 52 to horizontally move close to or far away from the cut-off wire 5; the two working arms 47 are driven by the working arm lifting cylinder 51 to synchronously lift, and the two ends of the cut wire 5 are lifted when the two working arms 47 lift; the two working arms 47 are driven by a second opening and closing air cylinder 50 to open and close, the two working arms 47 are close to and clamp the cut-off material wire 5 when being closed, and the two working arms 47 are released and far away from the cut-off material wire 5 when being separated.

The working arm retracting cylinder 52 is connected with the frame 7 through a first support 53, the working arm lifting cylinder 51 is connected with the working arm retracting cylinder 52 through a second support 54, and the working arm retracting cylinder 52 drives the working arm lifting cylinder 51 to horizontally move along the left-right direction of the frame; the second opening and closing cylinder 50 is connected to the working arm lifting cylinder 51 through a third support 55, and the working arm lifting cylinder 51 drives the second opening and closing cylinder 50 to lift; the first support and the second support are both L-shaped plate-shaped supports, the first support 53 comprises a first transverse plate 53a and a first vertical plate 53b, the first transverse plate 53a is connected to the rack 7, the first vertical plate 57b is connected with the working arm retracting cylinder 52, the first transverse plate 53a is parallel to the horizontal plane, and the first vertical plate 53b is vertically arranged perpendicular to the horizontal plane; the second support 54 comprises a second vertical plate 54a and a third vertical plate 54b, the second vertical plate and the third vertical plate are both vertical to the horizontal plane, the second vertical plate 54a is connected with the working arm retracting cylinder 52 and is driven by the working arm retracting cylinder 52 to horizontally move along the left-right direction of the rack 7, and the third vertical plate 54b is connected with the working arm lifting cylinder 51 and keeps relatively fixed; the second support 54 connects the arm retracting cylinder 52 and the arm elevating cylinder 51, and the two are at an angle of 90 ° in the horizontal plane.

The third support 55 is a stepped support with a wide upper part and a narrow lower part, the third support 55 is gradually shortened from top to bottom, and an inverted convex mounting groove 56 penetrating through the third support 55 is formed in the narrowest layer at the lower part of the third support 55 from left to right; the working arm lifting cylinder 51 is provided with a lifting shaft 57, the upper end shaft head of the lifting shaft 57 is provided with a disc-shaped inserting plate 58 and a limiting plate 59, the inserting plate 58 and the limiting plate 59 are formed in a manner that the upper end shaft head extends outwards in the radial direction on the upper end shaft head, after the inserting plate 58 is arranged in the mounting groove 56, the upper surface of the limiting plate 59 is attached to the lower surface of the third support 55, and therefore the third support 55 is stably connected with the working arm lifting cylinder 51.

In order to enable the working arm 47 to enter between the support platform 43 and the brush disk 8 and between the support baffle 44 and the brush disk 8 without obstruction, the following arrangement is made that along the front and back directions of the frame 7, the distance from the vertical plane of the front end of the support inclined plate 86 to the center of the brush disk 8 is 30-40mm, the distance from the plane of the back surface of the support platform 43 to the center of the brush disk 8 is equal to the distance from the vertical plane of the front end of the support inclined plate 86 to the center of the brush disk 8, the length of the cut filament 5 entering and being positioned in the long groove 45 is not less than 10mm, and the width of the part of the working arm 47 entering between the support platform 43 and the brush disk 8 or between the support baffle 44 and the brush disk 8 is 15-20mm.

The working process of the wire bending mechanism 2, namely the wire bending method for the scale breaking roller brush plate, is as follows:

as shown in fig. 11-15, the cut-off threads 5 which have just completed threading are straight threads, the front ends of the cut-off threads 5 are located between the long slots 45 and the elastic pieces 46, and the rear ends of the cut-off threads 5 are abutted against the supporting baffle 44; firstly, the working arm retracting cylinder 52 drives the working arm 47 to horizontally move towards the brush disc 8 until the limiting groove 49 is aligned with the cut-off wires 5, at the moment, the two working arms 47 are in a separated state, and the distance between the two working arms is larger than the thickness of the brush disc 8; then the working arm 47 is driven by the working arm lifting cylinder 51 to rise above the working wire hole 6a but lower than the highest point of the brush disk 8; the cut strand 5 is thus bent into a V-shape; when the two ends of the cut-off wire 5 are lifted by the working arm 47, the front end of the cut-off wire 5 passes over the elastic sheet 46 through the elastic deformation of the elastic sheet 46; and finally, the second opening-closing air cylinder 50 drives the two working arms 47 to be closed until the clamping blocks 48 contact the surface of the brush disc 8, at the moment, the cut-off wires 5 are bound in the limiting grooves 49, and the cut-off wires 5 are clamped into a U shape to finish wire bending.

After the working arm 47 is loosened, the cut-off wire 5 is scattered or restored to a relatively straight state due to elasticity, so that the sleeve ring work needs to be carried out on the cut-off wire 5 when the working arm 47 clamps the cut-off wire 5:

as shown in fig. 16-21, the collar mechanism 3 is disposed behind the brush plate 8; the lantern ring mechanism 3 comprises a ring storage assembly 60 and a ring changing assembly 61, the ring storage assembly 60 and the ring changing assembly 61 are movably arranged on the machine frame 7, and the ring storage assembly 60 is configured to store the restraint rings and to sleeve the restraint rings on the bent chopped strand 5; the ring storage component 60 is provided with an upper ring position 62 and a stacking position 63 which are positioned on the same horizontal plane, and both the upper ring position 62 and the stacking position 63 are provided with a restraining ring; the ring replacing assembly 61 is configured to push the restraining ring on the stacking position 63 to the upper ring position 62 while the ring storage assembly 60 is the bent ring of the cut wire 5; the confinement rings at the upper ring position 62 are referred to as working rings 64 and the confinement rings at the stacking position 63 are referred to as standby rings 65.

As shown in fig. 26 to 28, the ring assembly 60 includes two upper ring seats 66 and two stacking seats 67, wherein the upper ring seats 66 are arranged symmetrically left and right, the upper ring seats 66 are arranged horizontally, the stacking seats 67 are arranged vertically, and the lower ends of the stacking seats are fixedly connected with the upper ring seats 66; the upper ring seat 66 is provided with a working part 68 and a storage part 69, the working part 68 is positioned in front of the storage part 69, and meanwhile, when the working part 68 is flush with the lower surface of the storage part 69, the upper surface of the working part 68 is higher than the upper surface of the storage part 69; the two upper ring seats 66 are connected through a strip-shaped connecting block 70, the connecting block 70 is arranged along the left and right directions of the rack 7, and two ends of the connecting block 70 are respectively kept relatively fixed with the storage parts 69 of the two upper ring seats 66; the two upper ring seats 66 are respectively provided with an inner side face 71, the inner side faces 71 on the two upper ring seats 66 face to be oppositely arranged, a track for the constraint ring to slide is arranged on the inner side faces 71, the track is called an upper ring track 73, and the upper ring seats 66 and the upper ring track 73 are horizontally arranged; since the upper surface of the working portion 68 is higher than the upper surface of the storage portion 69, the opening position of the upper ring rail 73 is configured to be lower than the upper surface of the working portion 68 but not lower than the upper surface of the storage portion 69, so that the upper ring rail 73 forms a groove on the working portion 68, and the upper ring rail 73 forms the storage portion 69, which is originally rectangular, into a stepped shape as viewed from the rear surface of the storage portion 69; that is, the upper portion of the upper ring rail 73 is closed at the working portion 68, and the upper portion of the upper ring rail 73 is exposed at the storage portion 69, so that the upper ring station 62 is positioned at the front end of the upper ring rail 73 at the working portion 68, and the stacking station 63 is positioned on the upper ring rail 73 of the storage portion 69.

The lower end of the stacking seat 67 is connected with the storage part 69 of one of the two upper ring seats 66 and is provided with a stacking rail 74 from top to bottom; the direction of the stacking rail 74 is perpendicular to the direction of the upper ring rail 73, and the stacking rail 74 and the upper ring rail 73 are on the same vertical plane, that is, the stacking rail 74 is communicated with the upper ring rail 73, and the junction of the two is the stacking position 63; the upper ring rail 73 and the stacking rail 74 can be used for placing a restraining ring, the restraining ring is an annular body with a shape approximately like a rectangle, a fracture 75 is formed on one short edge of the restraining ring, and the restraining ring is configured to restrain the cut strand 5 subjected to wire bending so that the cut strand 5 keeps a U-shaped or V-shaped shape; the stacking rail 74 is configured such that a plurality of confinement rings can be put in from the upper end of the stacking rail 74 to store the confinement rings, the stored confinement rings being stacked on the stacking rail 74; therefore, the shape of the stacking rail 74 needs to be adapted to the structural shape of the restraint ring, the stacking base 67 includes a connecting rod 77, a guide rod 78 and an anti-drop rod 79, which are arranged in the left-right direction of the rack and are vertically arranged, and the stacking rail 74 is located between the connecting rod 77 and the anti-drop rod 79 and on both sides of the guide rod 78; the lower end of the connecting rod 77 is connected with the storage part 69, the guide rod 78 is connected to the connecting rod 77, and the lower end of the connecting rod is suspended, and the anti-falling rod 79 is connected to the guide rod 78, and the lower end of the anti-falling rod is suspended; the connecting rod 77 has the thickest thickness in the front-rear direction so as to be stably connected to the storage portion 69; the guide bar 78 is the thinnest in thickness so as to accommodate the size of the break 75 in the confinement rings and not to impede the confinement rings from entering the stacking track 74; the thickness of the anti-drop bars 79 accommodates the inner ring size of the confinement rings, both preventing the confinement rings from falling off the guide bars 78 and not hindering the confinement rings from entering the stacking track 74.

In fact, the fracture 75 is formed on the constraining ring and the stacking rail 74 is shaped to achieve that the constraining ring can enter the upper ring rail 73 from the stacking rail 74, and at the same time, the stacking rail 74 can be stably connected with the upper ring seat 66 and kept relatively fixed, because if there is no opening on the constraining ring, the stacking rail 74 can only be a rectangular column, and if the bottom end of the column is connected with the upper ring seat 66, the constraining ring cannot enter the upper ring rail 73 and move in the upper ring rail 73; if the bottom end of the column is not attached to the upper ring mount 66, the upper ring mount 66 needs to be separately attached to the drive cylinder and remains relatively stationary with the stacking rail 74, which is not easily maintained when the upper ring mount 66 is separately attached.

The restraint ring is positioned at the upper ring track 73 at the front end of the working part 68, namely is positioned at the upper ring position 62 and is a working ring 64; the stacking position 63 is the position where the upper ring rail 73 and the stacking rail 74 on the storage portion 69 are connected, and the confinement ring in this position is the spare ring 65.

The stacking base 67 is connected to a connecting base 80, the upper end of the connecting rod 77 is fixedly connected with the connecting base 80, the other side of the connecting base 80 is connected with an upper ring driving cylinder group 81, and the upper ring driving cylinder group 81 is configured to drive the storage ring assembly 60 to ascend, descend and translate and enable the constraint ring to be sleeved on the cut wire 5; the upper ring driving cylinder group 81 comprises an upper ring retracting cylinder 81a and an upper ring lifting cylinder 81b, the upper ring retracting cylinder 81a and the upper ring lifting cylinder 81b are connected through an L-shaped connecting plate 89, the upper ring retracting cylinder 81a is installed on the frame 7, a push rod of the upper ring retracting cylinder 81a is connected with the L-shaped connecting plate 89 and can drive the L-shaped connecting plate 89 to move along the front-back direction of the frame 7; the upper ring retracting cylinder 81a is configured to drive the ring storage assembly 60 to horizontally move along the front-back direction of the frame 7, and the upper ring lifting cylinder 81b is configured to drive the ring storage assembly 60 to lift; when the upper ring retracting cylinder 81a drives the ring storage assembly 60 to move towards the front of the frame 7, the ring storage assembly 60 horizontally approaches to the cut-off wires 5; the upper ring retracting cylinder 81a drives the ring storage assembly 60 to move towards the rear of the rack 7, and the ring storage assembly 60 is horizontally far away from the cut-off wires 5; when the upper ring position 62 is positioned right above the cut-off wire 5, the upper ring lifting cylinder 81b drives the storage ring assembly 60 to descend and approach the cut-off wire 5; when the upper ring lifting cylinder 81b drives the ring storage assembly 60 to lift, the ring storage assembly 60 is far away from the cut wire 5.

The ring replacing assembly 61 comprises a ring replacing top platform 82, the ring replacing top platform 82 is connected with a top platform driving air cylinder 84 through a connecting long plate 83, and the top platform driving air cylinder 84 is configured to drive the ring replacing top platform 82 to move left and right to be aligned with the cut-off wires 5 before the restraining rings are sleeved into the cut-off wires 5 by the ring storage assembly 60; in the front-rear direction of the frame 7, the upper ring position 62 is closer to the cut-off wire 5 than the stacking position 63, and the stacking position 63 is closer to the cut-off wire 5 than the ring-changing top table 82.

The working process of the lantern ring mechanism 3, namely the lantern ring method for the scale breaking roller brush disc, is as follows:

as shown in fig. 16-21 and 28, at this time, the operating arm 47 still clamps the cut filament 5, the bent cut filament 5 is U-shaped, two ends of the cut filament 5 are respectively located at the left and right sides of the brush tray 8 and vertically penetrate upwards into the operating filament hole 6a of the brush tray 8, and the ring storage assembly 60 and the ring changing assembly 61 are located behind the brush tray 8 along the front and back direction of the frame 7; along the left and right directions of the frame 7, the ring changing top platform 82 is positioned beside the cut-off material wire 5, the stacking position 63 and the upper ring position 62 of the ring storage assembly 60 are arranged opposite to the cut-off material wire 5 and are higher than the two ends of the cut-off material wire 5 in the vertical direction; the upper ring position 62 is positioned at the rear upper part of the cut stockline 5, the ring changing top platform 82 is positioned at the side rear part of the cut stockline 5, both the upper ring position 62 and the stacking position 63 are provided with a restraining ring, and the stacking seat 67 is provided with a plurality of restraining rings; firstly, an upper ring retracting cylinder 81a is controlled to drive a storage ring assembly 60 to horizontally move forwards along the front-rear direction of the frame 7 to be close to the cut-off wire 5 until an upper ring position 62 is positioned right above the cut-off wire 5; then, the upper ring lifting cylinder 81b is controlled to drive the ring storage assembly 60 to descend, so that the working ring 64 on the upper ring position 62 is sleeved on the cut material wire 5, and the height of the lower surface of the standby ring 65 on the stacking position 63 is lower than that of the upper surface of the ring changing top platform 82; then, the top table driving cylinder 84 is controlled to drive the ring changing top table 82 to move along the left-right direction of the rack 7 to be aligned with the cut-off material wire 5, the upper ring retracting cylinder 81a is controlled to drive the ring storage assembly 60 to move backwards along the front-back direction of the rack 7, so that the working ring 64 on the upper ring position 62 is separated from the upper ring position 62 and sleeved on the cut-off material wire 5, meanwhile, the spare ring 65 on the stacking position 63 is resisted by the ring changing top table 82, and the spare ring 65 cannot move backwards synchronously with the ring storage assembly 60 and is jacked to the upper ring position 62; finally, the upper ring lifting cylinder 81b is controlled to drive the ring storage assembly 60 to be lifted to the initial position of the ring storage assembly 60, and the restraint rings on the stacking base 67 fall on the stacking position 63; the top platform driving air cylinder 84 is controlled to drive the ring changing top platform 82 to horizontally move and retreat along the left and right directions of the rack 7 to the initial position of the ring changing top platform 82; at this time, the spare ring 65 is pushed to the upper ring position 62 to become a new working ring, the restraint ring dropped from the stacking seat 67 to the stacking position 63 becomes a new spare ring, and the lantern ring working and the ring replacement work of the mechanism are completed.

After the multiple wire penetrating, wire bending and lantern ring operations are completed, the existing wire hole 6 rotates to be positioned at the lowest part of the brush disc, the front end part and the rear end part of the cut material wire 5 face downwards, and the binding ring sleeved on the cut material wire falls down due to self weight; however, the material wires are made of resin-based materials, and rigid abrasive particles are planted in the material wires, so that the material wires have elasticity and can be propped open when being sleeved by a constrained ring, the constrained ring cannot fall off, and the material wires have the rigid abrasive particles and can play a role in brushing a steel plate.

In the drawings of the present embodiment, the base 23 and the support base 43 are partially cut away and the support riser 28 on one side is partially hidden from view in the drawings, so that the internal structure of the shredder mechanism 10 and the support base 43 can be seen for convenience of explanation.

Claims

1. A method for efficiently and quickly bending a brush disc with low loss is characterized by comprising the following steps:

step one, preparing a bent wire: when the wire bending mechanism works, the cut-off material wires are arranged in the wire holes in a working state in a straight wire penetrating mode, and each cut-off material wire is provided with a front section positioned on the front side of the brush disc and a rear section positioned on the rear side of the brush disc; along the left and right directions of the frame, two symmetrically arranged working arms are integrally positioned beside the brush disc, are respectively positioned at the front side and the rear side of the axial direction of the brush disc and are lower than the thread hole; a supporting platform and a supporting baffle plate for supporting the cut material wires are respectively arranged in front of and behind the wire holes; the front end and the rear end of the cut-off wire are respectively abutted against the supporting table and the supporting baffle; the supporting platform and the supporting baffle are both arranged on the frame, the supporting baffle is a bent thin sheet, an elongated slot for a cut material wire to pass through is formed in the supporting platform, and an elastic sheet for covering the elongated slot is arranged on the supporting platform; when the cut-off stockline is a straight wire, the front end of the cut-off stockline is positioned between the long groove and the elastic sheet, and the rear end of the cut-off stockline is abutted against the bearing baffle; when the two ends of the cut material wire are lifted by the working arms, the front end of the cut material wire passes over the elastic sheet through the elastic deformation of the elastic sheet;

step two, wire bending: two working arms which are separated by forerunner movement synchronously move horizontally along the width direction of the frame to be below the cut-off wires; then the two working arms are driven to synchronously rise, so that the two ends of the cut material threads are lifted by the working arms, and the two ends of the cut material threads are higher than the thread holes where the cut material threads are located; then driving the two working arms to fold and bending the cut-off material wire into a U-shaped wire from a straight wire, wherein the front section and the rear section of the cut-off material wire are close to each other and close to the brush disc;

2. The wire bending method according to claim 1, wherein: the cut-off material wires are arranged side by a plurality of single wires, a clamping block extends towards the brush disc from one side, close to the brush disc, of the front end of the working arm, a limiting groove sunken towards the direction of the working arm is formed in the clamping block, and the width of the limiting groove is configured to accommodate the cut-off material wires; after the two working arms are folded and bent to cut the material wire, the front section and the rear section of the cut material wire are respectively positioned in the limiting grooves of the two working arms, and a plurality of single wires are arranged in order.

3. The wire bending method according to claim 1, wherein: the working arm is driven to move by a working arm cylinder group; the working arm cylinder group comprises a working arm retracting cylinder, a working arm lifting cylinder and an opening and closing cylinder; the two working arms are driven by the working arm retracting cylinder to horizontally approach or move away from the cut-off material wire; the two working arms are driven by a working arm lifting cylinder to synchronously lift, and the two working arms lift two ends of the cut wire when rising; the two working arms are driven by the opening and closing air cylinder to open and close, the two working arms are close to and clamp the cut-off material wire when being closed, and the two working arms are loosened and far away from the cut-off material wire when being separated.

4. A wire bending method according to claim 3, wherein: the working arm retracting cylinder is connected with the rack through a first support, the working arm lifting cylinder is connected with the working arm retracting cylinder through a second support, and the working arm retracting cylinder drives the working arm lifting cylinder to horizontally move along the left and right directions of the rack; the opening and closing air cylinder is connected to the working arm lifting air cylinder through a third support, and the working arm lifting air cylinder drives the opening and closing air cylinder to lift.

5. The wire bending method according to claim 4, wherein: the first support and the second support are both L-shaped plate supports, the first support comprises a first transverse plate and a first vertical plate, the first transverse plate is connected to the rack, and the first vertical plate is connected with the working arm retracting cylinder; the second support comprises a second vertical plate and a third vertical plate, the second vertical plate and the third vertical plate are both vertical to the horizontal plane, the second vertical plate is connected with the working arm retracting cylinder and driven by the working arm retracting cylinder to horizontally move along the left-right direction of the rack, and the third vertical plate is connected with the working arm lifting cylinder and keeps relatively fixed; the second support connects the arm retracting cylinder and the arm lifting cylinder, and the two form an included angle of 90 degrees on the horizontal plane.

6. The wire bending method according to claim 1, wherein: the bearing baffle comprises a supporting inclined plate, a limiting vertical plate and a connecting transverse plate, the connecting transverse plate is connected to the rack, and the connecting transverse plate is connected with the supporting inclined plate through the limiting vertical plate; the distance between the front end of the supporting inclined plate and the rear surface of the supporting table is smaller than the length of the cut material wire along the front and rear directions of the rack; the distance from the vertical plane where the front end of the supporting inclined plate is located to the center of the brush disc is 30-40mm along the front-back direction of the rack, the distance from the plane where the rear surface of the supporting table is located to the center of the brush disc is equal to the distance from the vertical plane where the front end of the supporting inclined plate is located to the center of the brush disc, the length of the cut material wire entering and located in the long groove is not less than 10mm, and the width of the part of the working arm entering the space between the supporting table and the brush disc is 15-20mm.