CN220560328U - Silver alloy wire cutting device - Google Patents

Abstract

The utility model relates to the technical field of metal target production, in particular to a silver alloy wire cutting device, which comprises an operating table, wherein a guide moving mechanism, a guide pipe, a vertical plate and a cutting mechanism are sequentially arranged above the operating table; the cutting mechanism comprises a vertical plate, a second sliding block, a sliding rail and a cutter, wherein the sliding rail is arranged on one side of the vertical plate, the second sliding block is arranged on one side of the sliding rail, the cutter is arranged on the second sliding block, a servo motor is arranged on one side of the vertical plate, an output shaft of the servo motor is connected with an eccentric connecting rod mechanism, and the other end of the eccentric connecting rod mechanism is connected with the second sliding block. The position of the guide driving wheel is adjusted by moving the first sliding block, so that the guide device is convenient to adapt to moving guide of metal wires with different specifications, and the bending and knotting of the metal wires are avoided by the guide tube, so that the guide device is simple in structure and convenient to operate.

Description

Silver alloy wire cutting device

Technical Field

The utility model belongs to the technical field of metal target production, and particularly relates to a silver alloy wire cutting device.

Background

Silver particle preparation is one of important links in the silver vapor deposition industry, and in the production process of a metal target, different wires are prepared by continuous casting and drawing in order to improve the internal structure of the target, eliminate the structure defects and improve the processing performance of the target. And then granulating to prepare the silver particles with uniform length, regular cut surface and good glossiness.

The existing metal wire cutting device has the problems that the distance between the guide driving wheel and the mold core is large, wire bending and knotting are easy to occur, the quality of cut silver particles is affected, and the guide driving wheel is inconvenient to adjust and adapt to various metal wire specifications.

Disclosure of Invention

The utility model provides a silver alloy wire cutting device, which aims to solve the problems that the distance between a guide driving wheel and a mold core of the existing wire cutting device is large, bending and knotting of wires are easy to occur, the guide driving wheel is inconvenient to adjust and adapt to various wire specifications, the position of the guide driving wheel is adjusted by moving a first sliding block so as to adapt to the moving guide of wires with different specifications, and the bending and knotting of the wires are avoided by a guide pipe.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a silver alloy wire cutting device, includes the operation panel, guide moving mechanism, stand pipe, riser and shutdown mechanism have been set gradually to the operation panel top, guide moving mechanism includes fly leaf, guide drive wheel and frame plate, the fly leaf slides and sets up in the operation panel top, the fixed frame plate that sets up in fly leaf top, it makes the frame plate be "mountain" font to open on the frame plate, the rectangular hole top runs through the frame plate, every slide from top to bottom in the rectangular hole is provided with two first sliders, and every first slider all runs through there is the connecting axle, and every connecting axle front side all fixedly connected with guide drive wheel drives the guide drive wheel through first slider and reciprocates in order to adapt to the guide movement of the wire of different specifications.

The vertical plate is fixedly arranged above the operating platform, the mold core is arranged on the vertical plate, the guide pipe is arranged on the left side of the vertical plate, the hole of the guide pipe corresponds to the mold hole of the mold core, and bending and knotting of the metal wire are avoided through the guide pipe.

The right side of riser sets up shutdown mechanism, shutdown mechanism includes second slider, slide rail and cutter, the riser is fixed to be set up in the operation panel top, the riser is kept away from the fixed slide rail that sets up in frame plate one side, the mold core runs through the slide rail, the slide rail is kept away from riser one side and is slided and set up the second slider, be provided with the cutter on the second slider, cutter contact slide rail surface, through second slider and slide rail sliding fit, accomplish the cutter and cut off the wire material

Preferably, the vertical plate is close to one side of the frame plate and is provided with a servo motor, an output shaft of the servo motor penetrates through the vertical plate and is connected with an eccentric connecting rod mechanism, the other end of the eccentric connecting rod mechanism is fixedly connected with the second sliding block, and the second sliding block is moved back and forth through the eccentric connecting rod mechanism to drive the cutter to cut off the metal wire.

Preferably, the riser right side is provided with L shaped plate, L shaped plate and operation panel fixed connection, L shaped plate upper end screw thread through connection has first bolt, first bolt one end is corresponding with the nib of mold core, guarantees the silver grain length of cutting out through first bolt.

Preferably, be provided with the regulation subassembly of adjusting the stand pipe height between riser and the direction drive wheel, the regulation subassembly includes hypoplastron, upper plate, second bolt, hypoplastron and operation panel fixed connection, the bar hole is seted up to the upper plate, the screw hole is seted up to the hypoplastron, the second bolt pass behind the bar hole with screw hole threaded connection, the upper plate top is provided with the clamp splice, the arc wall has all been seted up to clamp splice bottom surface and upper plate upside, through third bolted connection between clamp splice and the upper plate, hold the stand pipe through the arc wall clamp between clamp splice and the upper plate, cooperate with the second bolt through the bar hole, be convenient for adjust the stand pipe height, accomplish the centre gripping fixed to the stand pipe through clamp splice and upper plate.

Preferably, the four corners of the movable plate are all penetrated with long holes, each long hole is internally provided with a fourth bolt, the upper parts of the same sides of the operating platform and the movable plate are all provided with vertical blocks, two vertical blocks are penetrated with a screw rod, one end of the screw rod, far away from the movable plate, is fixedly provided with a handle, and drives the movable plate to move back and forth by rotating the handle.

Preferably, the sliding grooves are formed in two sides of the rectangular hole, protrusions which correspondingly extend into the grooves are arranged at two ends of the first sliding block, and limiting and up-and-down sliding of the first sliding block are achieved through the sliding grooves.

Preferably, the rear sides of the two first sliding blocks positioned at the left side are respectively provided with a direct current motor, an output shaft of the direct current motor is fixedly connected with a corresponding connecting shaft, the left connecting shaft and the right connecting shaft are in belt transmission connection, and the guide driving wheels are driven to rotate through the direct current motor to finish the guide movement of the metal wire.

Preferably, the frame plate top is provided with the apron, apron and frame plate bolt fixed connection, the upper and lower screw thread of apron runs through there are two fifth bolts, and the first slider that is located the top is rotated with the fifth bolt lower extreme that corresponds and is connected, through setting up the apron, is convenient for carry out dismouting change maintenance to the direction travelling wheel, is convenient for adjust the first slider height that is located the top through the fifth bolt.

Preferably, the sliding rail comprises a rectangular fixing part and a sliding part with a trapezoid cross section, wherein the upper bottom of the trapezoid cross section of the sliding part is fixedly connected with the rear side surface of the rectangular fixing part, a trapezoid through hole and a rectangular groove which are communicated are formed in the front side of the second sliding block, the trapezoid through hole is matched with the sliding part of the sliding rail, a cutter is fixedly arranged on the rear side of the rectangular groove, and the second sliding block is tightly matched with the sliding rail through the matching of the sliding part and the trapezoid through hole.

Preferably, a plurality of annular grooves are axially distributed on the guide driving wheel, the upper and lower corresponding guide driving wheels clamp the silver alloy wires through the annular grooves, the cross sections of the annular grooves are arc-shaped, the sizes of the annular grooves are sequentially increased, and the annular grooves clamp the metal wires with various specifications.

Through the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, through the up-and-down movement of the first sliding block and the front-and-back movement of the moving plate, the front-and-back movement of the guiding driving wheel is driven, so that the clamping and loosening of the metal wires with different specifications are completed, and the guiding movement of the metal wires is completed.

2. According to the utility model, the guide pipe is arranged between the guide driving wheel and the mold core, and the metal wire enters the mold core through the guide pipe, so that the metal wire is prevented from bending and knotting before entering the mold core.

3. According to the utility model, the second sliding block is in sliding fit with the sliding rail, and the second sliding block carries the cutter to complete cutting action under the drive of the eccentric connecting rod mechanism, so that the structure is simple, and the operation is convenient.

4. According to the utility model, the first bolt is matched with the L-shaped plate, so that the length of the cut silver particles can be conveniently adjusted, and the preparation of silver particles with various specifications is finished.

5. According to the utility model, the guide pipe is effectively clamped and fixed through the arc-shaped groove cooperation between the lower plate and the clamping block, and the guide pipe can be conveniently adjusted or replaced through the third bolt.

6. The upper plate and the lower plate are matched through the strip-shaped holes, the threaded holes and the second bolts, so that the height of the guide tube can be conveniently adjusted according to the height of the metal wire, and the abrasion of the end part of the guide tube to the metal wire is avoided.

7. According to the utility model, the movable plate is fixed through the matching of the long holes and the fourth bolts, and the movable adjusting work of the movable plate can be finished through the screw rod and the vertical block by only loosening the fourth bolts and rotating the handle when the position of the movable plate needs to be adjusted.

8. According to the utility model, the cover plate is fastened and arranged above the frame plate through the bolts, and when the guide driving wheel is maintained and replaced, the guide driving wheel can be conveniently disassembled, replaced or maintained only by disassembling the cover plate.

9. According to the utility model, the sliding part with the trapezoid cross section is arranged on the sliding rail, and the trapezoid through hole formed in the second sliding block is matched with the sliding part, so that the second sliding block is tightly matched with the sliding rail piece, and the cutting loss rate of the metal wire is effectively reduced.

10. According to the utility model, through the annular grooves arranged on the guide driving wheel, clamping and guide movement of metal wires with various specifications are realized.

Drawings

Fig. 1 is a schematic structural diagram of the present utility model.

Fig. 2 is a schematic structural diagram of the second embodiment of the present utility model.

Fig. 3 is a schematic diagram of a third embodiment of the present utility model.

Fig. 4 is an enlarged view of the utility model at a in fig. 1.

FIG. 5 is a schematic diagram of the connection of the upper plate, lower plate and clamping blocks according to the present utility model.

Fig. 6 is a schematic connection diagram of the sliding rail and the second sliding block according to the present utility model.

Fig. 7 is a schematic connection diagram of the first slider and the fifth bolt according to the present utility model.

The reference numerals in the drawings are: the device comprises a console 1, a guide tube 2, a moving plate 3, a guide driving wheel 4, a frame plate 5, a rectangular hole 6, a first slide block 7, a connecting shaft 8, a vertical plate 9, a second slide block 10, a slide rail 11, a cutter 12, a mold core 13, a servo motor 14, an eccentric link mechanism 15, an L-shaped plate 16, a first bolt 17, a lower plate 18, an upper plate 19, a strip-shaped hole 20, a second bolt 21, a clamping block 22, an arc-shaped groove 23, a third bolt 24, a long hole 25, a fourth bolt 26, a slide groove 27, a direct current motor 28, a cover plate 29, a fifth bolt 30, a vertical block 31, a screw rod 32 and a handle 33.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

as shown in fig. 1 to 7, the embodiment provides a silver alloy wire cutting device, which comprises an operation table 1, wherein a guide moving mechanism, a guide pipe 2, a vertical plate 9 and a cutting mechanism are sequentially arranged above the operation table 1:

the guide moving mechanism comprises a moving plate 3, a guide driving wheel 4 and a frame plate 5, wherein the moving plate 3 is arranged above the operating platform 1 in a sliding manner, long holes 25 are formed in four corners of the moving plate 3 in a penetrating manner, fourth bolts 26 are arranged in each long hole 25, the moving plate 3 can be effectively fixed through threaded connection of the fourth bolts 26 with the operating platform through the long holes 25, vertical blocks 31 are arranged above the same sides of the operating platform 1 and the moving plate 3, a screw rod 32 is arranged between the two vertical blocks 31 in a penetrating manner, one vertical block 31 is in threaded connection with the screw rod 32, the other vertical block 31 is in rotary connection with the screw rod 32, a round groove is formed in the vertical block 31 in a fixed manner, an annular disc is arranged on the screw rod 32 and is positioned in the round groove, one end of the screw rod 32, which is far away from the moving plate 3, a handle 33 is fixedly arranged, when the front and rear positions of the moving plate 3 need to be changed, the handle 26 is loosened, the screw rod 32 is in rotary connection with the vertical block 31 in a rotary connection manner as shown in fig. 7, the rotary connection manner between the fifth bolts 30 and the first sliding block 7 is the fourth bolts 31, and the fourth bolts 32 are in a rotary connection with the rotary position of the fourth bolts, and the fourth bolts 33 are required to be screwed down the moving plate 3, and the handle 33 is screwed to be fixed, and the front and the moving plate 3, and the handle is turned by the fourth bolts and the rotary plate 3, and the position is turned and the position and the fourth bolt 3;

the fixed frame plate 5 that sets up in movable plate 3 top, it makes frame plate 5 be "mountain" font to open on the frame plate 5 to have two rectangular holes 6, every slide about in the rectangular holes 6 and be provided with two first sliders 7, spout 27 is seted up to rectangular holes 6 both sides, the protruding in concave 27 is stretched into in correspondence to first slider 7 both ends setting, through the protruding cooperation at spout 27 and first slider 7 both ends, realize first slider 7 slide about in rectangular holes 6, every first slider 7 all runs through there is connecting axle 8, and the equal fixedly connected with of every connecting axle 8 front side leads drive wheel 4, a plurality of ring channels have been laid along the axial on the drive wheel 4, and the centre gripping to silver alloy wire material is accomplished through the ring channel to the drive wheel 4 that leads drive wheel upper and lower correspond, the cross-section of ring channel is the arc and its size grow in proper order, the size of ring channel is 0.65mm, 1.23mm, 2.96mm, 4.12mm, 6.25mm, guarantee that it is less than wire material in proper order to accomplish the upper and lower slip of first slider 7 in rectangular holes 6, respectively, it is the connecting axle 8 to lead the connecting axle 8, and the equal fixedly connected with direct current motor 4 through the corresponding to the diameter of drive wheel 4, and the drive axle 4 is a plurality of direct current motor 4, and the drive axle 4 is located the direct current motor is the diameter of the corresponding to the drive axle 28, and is the direct current motor is the corresponding to the diameter of the drive axle 4, and is the direct current motor is the diameter of the corresponding to the drive axle 4, and is the direct current motor is the 4 through the diameter and the diameter of the corresponding drive axle is 4, and the diameter is the diameter of the drive axle 4 through the 4, and the diameter is the diameter and the diameter is the 4.

The upper portion of the frame plate 5 is provided with a cover plate 29, the cover plate 29 is fixedly connected with the frame plate 5 through bolts, the cover plate 29 and the frame plate 5 can be effectively fixed and are convenient to detach, two fifth bolts 30 penetrate through upper threads and lower threads of the cover plate 29, the first sliding block 7 located above is rotationally connected with the lower end of the corresponding fifth bolt 30, and the height of the first sliding block 7 located above is adjusted through the fifth bolts 30, so that the first sliding block 7 moves up and down.

The guide pipe comprises a vertical plate 9, a guide driving wheel 4, and is characterized in that an adjusting component for adjusting the height of the guide pipe 2 is arranged between the vertical plate 9 and the guide driving wheel 4, the adjusting component comprises a lower plate 18, an upper plate 19 and a second bolt 21, the lower plate 18 is fixedly connected with the operating platform 1, the upper plate 19 is provided with a strip-shaped hole 20, the lower plate 18 is provided with a threaded hole, the second bolt 21 passes through the strip-shaped hole 20 and is in threaded connection with the threaded hole, when the height of the upper plate 19 needs to be adjusted, the second bolt 21 is loosened, the upper plate 19 is moved upwards, the strip-shaped hole 20 of the upper plate 19 and the second bolt 21 slide up and down relatively, after the upper plate 19 is moved to the corresponding height, the second bolt 21 is screwed up, the upper plate 19 is fixed, a clamp block 22 is arranged above the upper plate 19, the bottom surface of the clamp block 22 is connected with the upper side surface of the upper plate 19 through a third bolt 24, the clamp block 22 is clamped with the guide pipe 2 through the arc-shaped hole 23, the inner diameter of the guide pipe 2 is 6.25mm, and the length of the clamp block 24 can be adjusted conveniently or the guide pipe can be changed conveniently through the third bolt 24 mm.

The vertical plate 9 is fixedly arranged above the operation table 1, the vertical plate 9 is provided with a mold core 13, the hole of the guide pipe 2 corresponds to the mold hole of the mold core 13, the right side of the vertical plate 9 is provided with a cutting mechanism, the cutting mechanism comprises a second sliding block 10, a sliding rail 11 and a cutter 12, one side of the vertical plate 9, which is far away from the frame plate 5, is fixedly provided with the sliding rail 11, the sliding rail 11 comprises a rectangular fixing part and a sliding part with a trapezoid cross section, the upper bottom of the trapezoid cross section of the sliding part is fixedly connected with the rear side of the rectangular fixing part, the mold core 13 penetrates through the sliding rail 11, the aperture of the mold core 13 is 2mm, 3mm, 6mm and other specifications, the sliding rail 11 is far away from riser 9 one side and slides and set up second slider 10, trapezoidal through-hole and the rectangular channel that is linked together have been seted up to second slider 10 front side, trapezoidal through-hole and the sliding part assorted of sliding rail 11 to second slider 10 slides back and forth on sliding rail 11, the rectangular channel rear side of second slider 10 is fixed to set up cutter 12, cutter 12 contact slide rail 11 surface, and second slider 10 size is 130mm 125mm, and the position of inlaying cutter 12 sinks 3mm, set up the jackscrew on the slide rail 11, and its sliding part surface is fixed wear-resisting panel by the jackscrew, and control clearance, second slider 10 and slide rail 11 material are 45 steel, guarantee through the setting up of wear-resisting panel and move, the life of slide rail.

The vertical plate 9 is close to the side of the frame plate and is provided with a servo motor 14, an output shaft of the servo motor 14 penetrates through the vertical plate 9 and is connected with an eccentric link mechanism 15, the other end of the eccentric link mechanism 15 is fixedly connected with the second sliding block 10, the eccentric link mechanism 15 is driven to work through the servo motor 14, the second sliding block 10 is driven to slide back and forth along the sliding part of the sliding rail 11 in a reciprocating mode, and the cutter 12 moves back and forth in a reciprocating mode, so that continuous cutting of the metal wire is completed.

The right side of the vertical plate 9 is provided with an L-shaped plate 16, the L-shaped plate 16 is fixedly connected with the operating platform 1, a first bolt 17 is connected to the upper end of the L-shaped plate 16 in a threaded penetrating manner, one end of the first bolt 17 corresponds to a die hole of the die core 13, the length of a metal wire extending out of the die core 13 is limited through the first bolt 17, and the cut silver particle size is guaranteed to be qualified.

When the guide device is used, according to the specification of the cut metal wire, the handle 33 is used for adjusting the moving plate 3 to correspond to the corresponding annular groove on the guide driving wheel 4 and the guide pipe 2, the second bolt 21 is used for correspondingly adjusting the height of the guide pipe 2 and the mould core 13, and meanwhile, the distance between the end part of the first bolt 17 and the mould core 13 is adjusted according to the required silver particle length;

in the corresponding ring channel built-in guide tube 2 between the corresponding guide driving wheel 4 from top to bottom, the metal wire straightened by the straightening wheel in the front section process enters the mould core 13 after passing through the guide tube 2, the metal wire is prevented from bending and knotting at the position before entering the mould core 13 by the guide tube 2 to influence the normal running of the cutting work of the metal wire, the metal wire passes through the mould core 13 and is propped against the end part of the first bolt 17, the servo motor 14 drives the eccentric link mechanism 15 to work, the second sliding block 10 moves back and forth by taking the sliding part of the sliding rail 11 as a guide rail, the cutter 12 moves back and forth along with the front, the metal wire is cut into silver particles, the guide driving wheel 4 continuously rotates under the driving of the direct current motor 28, the metal wire is conveyed forwards, and the continuous cutting of the metal wire by the cutter 12 is ensured.

The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.

Claims (10)

1. The silver alloy wire cutting device comprises an operation table (1), and is characterized in that a guide moving mechanism, a guide pipe (2), a vertical plate (9) and a cutting mechanism are sequentially arranged above the operation table (1);

the guide moving mechanism comprises a moving plate (3), guide driving wheels (4) and a frame plate (5), wherein the moving plate (3) is arranged above the operating platform (1) in a sliding mode, the frame plate (5) is fixedly arranged above the moving plate (3), two rectangular holes (6) are formed in the frame plate (5) to enable the frame plate (5) to be in a mountain shape, two first sliding blocks (7) are arranged in the rectangular holes (6) in a sliding mode up and down, each first sliding block (7) penetrates through a connecting shaft (8), and the front side of each connecting shaft (8) is fixedly connected with the guide driving wheels (4);

the vertical plate (9) is fixedly arranged above the operation table (1), a mold core (13) is arranged on the vertical plate (9), a guide pipe (2) is arranged on the left side of the vertical plate (9), and a hole of the guide pipe (2) corresponds to a mold hole of the mold core (13);

the right side of riser (9) sets up shutdown mechanism, shutdown mechanism includes second slider (10), slide rail (11) and cutter (12), riser (9) are kept away from frame board (5) one side and are fixed set up slide rail (11), mold core (13) run through slide rail (11), slide rail (11) are kept away from riser (9) one side and are slided and set up second slider (10), be provided with cutter (12) on second slider (10), cutter (12) contact slide rail (11) surface.

2. The silver alloy wire cutting device according to claim 1, wherein a servo motor (14) is arranged on one side, close to the frame plate (5), of the vertical plate (9), an output shaft of the servo motor (14) penetrates through the vertical plate (9) to be connected with an eccentric link mechanism (15), and the other end of the eccentric link mechanism (15) is fixedly connected with the second sliding block (10).

3. The silver alloy wire cutting device according to claim 1, wherein an L-shaped plate (16) is arranged on the right side of the vertical plate (9), the L-shaped plate (16) is fixedly connected with the operating platform (1), a first bolt (17) is connected to the upper end of the L-shaped plate (16) in a threaded penetrating manner, and one end of the first bolt (17) corresponds to a die hole of the die core (13).

4. The silver alloy wire cutting device according to claim 1, wherein an adjusting component for adjusting the height of the guide tube (2) is arranged between the vertical plate (9) and the guide driving wheel (4), the adjusting component comprises a lower plate (18), an upper plate (19) and a second bolt (21), the lower plate (18) is fixedly connected with the operating table (1), a strip-shaped hole (20) is formed in the upper plate (19), a threaded hole is formed in the lower plate (18), the second bolt (21) penetrates through the strip-shaped hole (20) and then is in threaded connection with the threaded hole, an arc-shaped groove (23) is formed in the upper side face of the upper plate (19) and the bottom face of the clamp block (22), the clamp block (22) is connected with the upper plate (19) through a third bolt (24), and the guide tube (2) is clamped between the clamp block (22) and the upper plate (19) through the arc-shaped groove (23).

5. The silver alloy wire cutting device according to claim 1, wherein long holes (25) are formed in four corners of the moving plate (3) in a penetrating manner, fourth bolts (26) are arranged in each long hole (25), standing blocks (31) are arranged above the same sides of the operating table (1) and the moving plate (3), a screw rod (32) is arranged between the two standing blocks (31) in a penetrating manner, and a handle (33) is fixedly arranged at one end, far away from the moving plate (3), of the screw rod (32).

6. The silver alloy wire cutting device according to claim 1, wherein sliding grooves (27) are formed in two sides of the rectangular hole (6), and protrusions which correspondingly extend into the sliding grooves (27) are arranged at two ends of the first sliding block (7).

7. The silver alloy wire cutting device according to claim 1, wherein the rear sides of the two first sliding blocks (7) positioned at the left side are respectively provided with a direct current motor (28), the output shaft of the direct current motor (28) is fixedly connected with the corresponding connecting shaft (8), and the left and right corresponding connecting shafts (8) are in belt transmission connection.

8. The silver alloy wire cutting device according to claim 1, wherein a cover plate (29) is arranged above the frame plate (5), the cover plate (29) is fixedly connected with the frame plate (5) through bolts, two fifth bolts (30) penetrate through upper threads and lower threads of the cover plate (29), and the first sliding block (7) above is rotatably connected with the lower ends of the corresponding fifth bolts (30).

9. The silver alloy wire cutting device according to claim 1, wherein the sliding rail (11) comprises a rectangular fixing portion and a sliding portion with a trapezoid cross section, an upper bottom of the sliding portion with the trapezoid cross section is fixedly connected with the rear side face of the rectangular fixing portion, a trapezoid through hole and a rectangular groove which are communicated are formed in the front side of the second sliding block (10), the trapezoid through hole is matched with the sliding portion of the sliding rail (11), and a cutter (12) is fixedly arranged on the rear side of the rectangular groove.

10. The silver alloy wire cutting device according to claim 1, wherein a plurality of annular grooves are axially distributed on the guide driving wheel (4), the upper and lower corresponding guide driving wheels (4) clamp the silver alloy wire through the annular grooves, and the cross section of each annular groove is arc-shaped and sequentially becomes larger in size.