CN209175097U - A kind of more piece permanent magnet synchronous motor welder - Google Patents

Abstract

The utility model relates to mechanical welding technology fields, in particular to a kind of more piece permanent magnet synchronous motor welder, its welding requirements that can be realized high straightness, reach the welding of low temperature environmental control automation, welding quality is preferable, and quality is stablized, and welding precision is improved, the motor complete machine operation comprehensive parameters after welding are consistent with unit motor.Technical points include adjustable base rail, multiple groups V-type supporting block is equipped at the top of the base rail, with the pressing plate of V-type supporting block cooperation, frame is held in the mouth along welding machine gantry that the base rail moves, the weld clip head being hung at below welding machine gantry rank frame controls the welding machine host of the weldering collet work.

Description

A kind of more piece permanent magnet synchronous motor welder

Technical field

The utility model belongs to mechanical welding technology field, in particular to a kind of more piece permanent magnet synchronous motor welder.

Background technique

Latent oil induction machine is usually to be made by multiple single-unit stators insertion winding, the multiple edges of setting in electric machine casing The motor being axially arranged successively, two neighboring unit rotor are fixedly connected by coaxial connector, then weld its shell It is connected together.

Traditional manual welding mode cannot achieve continuous welding, simultaneously as being influenced by human factor, welding quality Unstable, welding takes a long time, and the heat affected area of welding workpiece is wider and relatively deep, to the insulation performance of machine winding and cladding point There are detrimental effects.

Utility model content

The purpose of the utility model is to provide a kind of more piece permanent magnet synchronous motor welders, can be realized high straightness Welding requirements, reach low temperature environmental control automation welding, welding quality is preferable, and quality stablize, improve welding precision, after welding Motor complete machine operation comprehensive parameters it is consistent with unit motor.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of more piece permanent magnet synchronous motor welder, including adjustable base rail, the base rail top are equipped with Multiple groups V-type supporting block, the pressing plate with V-type supporting block cooperation, holds in the mouth frame along welding machine gantry that the base rail moves, hangs and set Weld clip head below the rank frame of described welding machine gantry controls the welding machine host of the weldering collet work.

Further, the weld clip head includes the curved body with opening with the rank frame suspension connection of described welding machine gantry Bracket, the main body rack side are rotatably connected to welding arc plate, and the welding arc plate side wall is equipped with capillary and send welding wire device, institute It states the main body rack other side and is movably equipped with locking jaw.

Further, the welding arc plate is fixed with the Z-shaped draw runner in section, institute close to the side wall of the main body rack Draw runner is stated along the circular, circumferential setting of the welding arc plate, main body rack side wall is provided with the sliding slot with draw runner cooperation, described Draw runner sliding is set in the sliding slot, and the opening that can pass through main body rack slides into another side chute.

Further, gear ring, the arc of the radian of the gear ring and the draw runner are circumferentially with along it in the welding arc plate It spends identical, is equipped with the gear cooperated with the gear ring, the main body in the main body rack along the main body rack thickness direction Rack side wall is equipped with the driving motor for driving the gear rotation.

Further, the welding arc plate is installed with a support plate, the support plate far from the side of the main body rack Welding arc plate thickness direction described in one lateral edge is equipped with guide rod and reciprocal lead screw side by side；The capillary is set to the end of a support arm, institute Guide rod sliding is stated through the one end of the support arm far from the capillary, meanwhile, the reciprocal lead screw and the arm end slide Connection, the reciprocal lead screw drives rotation by being set to the first servo motor of one end, to drive capillary along the past multifilament Thick stick axial reciprocating is swung.

Further, the support arm is equipped with the second servo motor, second servo motor close to one end of the capillary Output end be equipped with screw rod, the capillary is connect by sliding block with the screw flight, described in second servo motor drives Capillary is moved axially along the screw rod.

Further, welding arc plate thickness direction described in two lateral edge of opening of the welding arc plate is respectively equipped with gear needle.

Further, the locking jaw includes the clamping jaw that rotation respectively is set to main body rack opening two sides, vertical sliding Move the briquetting being set at the top of the main body rack；The middle part of each clamping jaw is connected by pin shaft and main body rack rotation It connecing, the outer wall positioned at the clamping jaw close to described briquetting one end is equipped with the adjustment bolt being threadedly coupled with the main body rack, In clamping jaw through its thickness be equipped with waist-shaped hole, the corresponding adjustment bolt sliding runs through the waist-shaped hole, and it protrudes into waist One end end of type hole is equipped with baffle, another described adjustment bolt is abutted with the corresponding clamping jaw outer wall, the clamping jaw and institute The top for stating briquetting is equipped with the handle of eccentric cam and driving eccentric cam rotation, the long axis of eccentric cam position always In the top for the clamping jaw for being equipped with the waist-shaped hole.

Further, each clamping jaw side and the briquetting side are respectively equipped with and drive the clamping jaw and the pressure The reset spring that block is located remotely from each other.

Further, the opposite side inner wall of two clamping jaws is detachably equipped with liner respectively.

The beneficial effects of the utility model are:

1. unit motor to be welded is fixed in base rail by the utility model first in welding, then, driving Capillary and welding wire rotate around weld seam, to carry out circumference soldering to weld seam.It is motionless with capillary in the prior art, object to be welded It carries out movement to compare, the welding quality of this welding manner is higher.Because latent oil induction machine is welded on by multiple unit motors Long-shaft type motor together, it is high to the concentricity requirement of two neighboring unit motor, once the axis of two unit motors It deviates from each other, the motor rotating effect of welding complete machine will be greatly influenced when use.And the utility model designs capillary Be it is mobile, welding object fix, then can greatly improve welding after adjacent cells motor straightness, welding front and back electromagnetically It can be constant.

2. locking jaw is arranged in the first side of weld clip in the utility model, other side setting welding arc plate, capillary and welding wire device is sent Deng setting on welding arc plate, in this way, can use locking jaw in welding for weld clip head and be locked in unit motor to be welded On.Compared with man-hour manually hand-held capillary in the prior art, welding arc plate will not shake when rotating, and between capillary and weld seam Distance is consistent, and welding quality is more stable.

3. the circumferential angle of welding seam to be welded is 360 °, and before welding, capillary is rotated first between 360 ° -390 °, Suitable starting solder joint is found in the range of 30 ° that this has more, later, slowly revolution is welded.In this way, tentatively rotating It can be checked in the process with the presence or absence of deviation between capillary and weld seam, in order to avoid there is the biggish accident of deviation when formal welding Situation causes welding to terminate.Meanwhile preliminary rotation can be to supply driving motor, first servo motor and the second servo motor Electric wire carry out preliminary examination, check whether its length enough, meanwhile, using gear needle by wire intertwist at biggish circle, in order to avoid During actual welding, electric wire, which is taken, falls in commissure, and one is cooling to influence commissure, and two to carry out commissure temperature higher, blows electricity Even electric shock accidents occurs for line.And because welding arc plate is revolution in welding process, rotated forward without being to continue with, the process of revolution In be wrapped around welding arc plate border electric wire gradually relax on ground, the shadows such as pulling force will not be generated to the movement of capillary It ringing, capillary is mobile steady, and if it is rotating forward, the gravity of electric wire can influence welding effect to the mobile generation resistance of capillary.

4. the utility model realizes the reciprocally swinging of capillary by reciprocal lead screw, so as to reach the welding effect of fish scale-shaped Fruit, weld joint mechanical performance is higher than the mechanical performance of sheathing material after welding.

5. the utility model uses argon arc welding host, it can guarantee that weld seam single welds local maximum temperature and only reaches 320 DEG C, to will not influence winding and clad insulation performance in motor.

6. realizing the locking to unit motor using the cooperation of eccentric cam and locking jaw and briquetting, it is only necessary to which driving is inclined The rotation of cardiac prominence wheel can drive clamping jaw and briquetting while movement, simultaneously with to unit motor locking, structure is simple, easy to operate. And the detachable setting liner respectively on clamping jaw and briquetting can be with thus when the unit motor to different-diameter carries out operation Locking effect is improved by way of replacement liner.On the other hand, adjustment bolt is rotated relative to main body rack, can also be to clamping jaw Rotational angle be adjusted and limit, to adjust the angular range that the distance between two clamping jaws and clamping jaw can rotate, with Preferably it is suitable for the unit motor of different-diameter.

7. base rail is adjustable, in this way, can tentatively guarantee the order to be welded being fixed in base rail in welding The straightness of first motor lays the foundation for final welding effect.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is a kind of more piece permanent magnet synchronous motor welder overall structure diagram of the utility model；

Fig. 2 is welding chuck structure schematic diagram, is mainly used for showing the positional relationship of locking jaw and main body rack；

Fig. 3 is welding chuck structure schematic diagram, is mainly used for showing the positional relationship of welding arc plate and main body rack；

Fig. 4 is weldering collet interior partial structural diagram, is mainly used for showing the driving method of welding arc plate；

Fig. 5 is locking jaw structure schematic diagram, is mainly used for showing the driving method of clamping jaw；

Fig. 6 locking jaw structure schematic diagram is mainly used for showing the driving method of clamping jaw；

Fig. 7 is the partial structural diagram of clamping jaw, is mainly used for showing the connection type of adjustment bolt and clamping jaw.

In figure, 1, base rail；11, base station；12, bottom plate；13, V-type supporting block；14, pressing plate；2, frame is held in the mouth at welding machine gantry； 21, welding machine host；3, weld clip head；31, main body rack；32, sliding slot；33, gear；34, driving motor；4, locking jaw；41, it presss from both sides Pawl；411, waist-shaped hole；42, pin shaft；43, adjustment bolt；431, baffle；44, briquetting；45, eccentric cam；46, handle；47, multiple Position spring；48, it pads；5, arc plate is welded；51, draw runner；52, gear ring；53, needle is kept off；6, support plate；61, guide rod；62, toward multifilament Thick stick；63, first servo motor；64, support arm；65, capillary；7, the second servo motor；71, screw rod；72, sliding block；8, welding wire device is sent； 9, unit motor.

Specific embodiment

Below in conjunction with specific embodiment, the technical solution of the utility model is clearly and completely described.Obviously, Described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.It is practical new based on this The embodiment of type, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, fall within the protection scope of the utility model.

A kind of more piece permanent magnet synchronous motor welder, referring to Fig.1, including adjustable base rail 1, base rail 1 Top surface is axially arranged in sequence with multiple groups V-type supporting block 13, and the pressing plate 14 cooperated with V-type supporting block 13 along base rail 1, Unit motor 9 to be welded is sequentially placed to be compressed in V-type supporting block 13 and using pressing plate 14.It places the bottom of base rail 1 In on base station 11,11 underrun bolt support of base station is on bottom plate 12.Base rail 1 is generally up to even tens meters of tens of rice It is long, be placed on base station 11, base rail 1 more easily can be raised up to certain altitude, facilitate weld job into Row；Meanwhile base station 11 is placed on bottom plate 12, the underrun bolt of base station 11 is abutted with bottom plate 12, and adjustment bolt 43 can be with Adjustment the distance between base station 11 and bottom plate 12 are finely adjusted the height of base rail 1 under the auxiliary of horizontal ruler, make whole Base rail 1 keeps height consistent, to improve the straightness for the unit motor 9 being placed in base rail 1, while can be with Bolt is avoided directly with ground face contact, to be embedded in ground, influence the support to base rail 1.

Referring to Fig.1, in one end of base rail 1, it is provided with moveable welding machine gantry rank frame 2, frame 2 is held in the mouth at welding machine gantry Lower section is hung by rope equipped with weld clip head 3, is placed with the welding machine host 21 that control weld clip head 3 works in the side of base rail 1, Be electrically connected by wires between welding machine host 21 and weld clip head 3, in the present embodiment welding machine host 21 used be purchase from The argon arc welding host of panasonic, specific internal structure and main control board no longer describe.It is provided with and welds on weld clip head 3 The capillary 65 and send welding wire device 8 (being identified in Fig. 3) that machine host 21 is used cooperatively, are respectively arranged at 31 side wall of a main body rack, The main body rack 31 is hung at the lower section that frame 2 is held in the mouth at welding machine gantry by rope.Frame 2 is held in the mouth at welding machine gantry can be with 3 edge of weld clip head Base rail 1 is mobile, is welded with the adjacent cells motor 9 to different location.

Referring to Fig. 2, main body rack 31 is arc-shaped in what Open Side Down, is rotatably connected to welding in the side of main body rack 31 Arc plate 5.Arc plate 5 is welded close to the side of main body rack 31, it is Z-shaped to be fixedly connected with section along the circular, circumferential of welding arc plate 5 Draw runner 51,31 side wall of main body rack be provided with draw runner 51 cooperate sliding slot 32,51 partial slip of draw runner be embedded in sliding slot 32 in, from And realize the rotation connection of welding arc plate 5 and main body rack 31, also, weld arc plate 5 with respect to 32 turns along the chute of main body rack 31 When dynamic, the opening that draw runner 51 can pass through main body rack 31 is slid into the sliding slot 32 of the other side, opposite 390 ° of the rotation of both realizations Turn.Further, in the present embodiment, 51 material therefor of draw runner is tin bronze, this kind of material itself has certain lubricity, from Smooth sliding of the draw runner 51 in sliding slot 32 can be realized without lubricant is additionally added dropwise.

Referring to Fig. 2 and Fig. 4, rack gear 52, the radian phase of the gear ring 52 and draw runner 51 is fixedly installed in welding arc plate 5 Together；In main body rack 31,31 thickness direction of main body rack is provided with gear 33, in main body rack 31 away from welding arc plate 5 Side be equipped with drive the gear 33 rotation driving motor 34.Gear 33 is not directly contacted with gear ring 52,33 two sides of gear Two pinion gears are engaged respectively, and two pinion gears are directly engaged with gear ring 52, and between two pinion gears and the center of circle of gear ring 52 Angle degree be greater than gear ring 52 be open angle.Driving motor 34 works, and passes through the pinion gear of gear 33 and two sides band movable tooth 52 rotation of circle is welded so that welding arc plate 5 be driven to rotate relative to main body rack 31 with treating 9 border of welding unit motor. The opening and closing of driving motor 34 is controlled by welding machine host 21 (being identified in Fig. 1).

Referring to Fig. 3 and Fig. 4, side, the close side welding arc plate 5 be open of the arc plate 5 far from main body rack 31 are being welded, It is fixedly connected with one piece of support plate 6, which welds 5 thickness direction of arc plate simultaneously close to side, the edge at welding 5 center of arc plate Row is provided with two guide rods 61 and a reciprocal lead screw 62, and reciprocal lead screw 62 is watched by being arranged in the first of welding 5 side wall of arc plate Take the driving rotation of motor 63.The setting of capillary 65 is 64 end of arc support arm, and two guide rods 61 and the support arm 64 are far from capillary 65 one end sliding is through connection, and the end of reciprocal lead screw 62 and the support arm 64 is slidably connected, and specific structure is not shown in the figure.The One servo motor 63 is controlled by welding machine host 21 (being identified in Fig. 1), and first servo motor 63 starts, and drives support arm 64 along reciprocal 62 axial reciprocating of lead screw is swung, to realize that capillary 65 is in commissure reciprocally swinging in welding process, to reach the weldering of scalelike mark Connect effect.

Referring to Fig. 3, second servo motor 7 is installed close to one end of capillary 65 in support arm 64, the second servo motor 7 it is defeated Outlet is connected with screw rod 71, and the setting of capillary 65 is directed toward the center position of welding arc plate 5 72 bottom of sliding block.Sliding block 72 with Screw rod 71 is threadedly coupled, and parallel screw 71 is fixedly installed a guide rod, and guide rod and the sliding of sliding block 72 run through connection, from And when the rotation of screw rod 71, sliding block 72 can be moved axially along screw rod 71.Second servo motor 7 is controlled by welding machine host 21, the The starting of two servo motors 7, screw rod 71 rotate, so that the capillary 65 being arranged on sliding block 72 is with the opposite screw rod 71 of sliding block 72 in axial direction It is mobile, thus when the unit motor 9 to different-diameter welds, can adjust capillary 65 and it is to be welded between away from From.Meanwhile send welding wire device 8 to be also disposed on the sliding block 72, to realize being used cooperatively for welding wire and capillary 65, send welding wire device 8 with Welding machine host 21 (being identified in Fig. 1) is electrically connected by wires.Further, in the two sides of the opening of welding arc plate 5, along welding arc 5 thickness direction of plate has been respectively fixedly connected with gear needle 53, it is therefore intended that in the welding process, welding arc plate 5 is with respect to main body rack 31 Rotation drives the wire intertwist of each motor and capillary 65 etc. work in commissure, and just welds the bead contact finished, welding It is higher to locate temperature, electric wire is had an impact, safety accident occurs, and electric wire can be stopped by keeping off needle 53, avoid itself and weldering Sew up touching.

Referring to Fig. 2, Fig. 5 to Fig. 7, it is movably installed with locking jaw 4 away from the side of welding arc plate 5 in main body rack 31, is locked Tight pawl 4 includes the clamping jaw 41 for being rotationally connected with the opening of main body rack 31 two sides respectively, and vertical sliding is connected to main body rack The briquetting 44 at 31 tops.The middle part of each clamping jaw 41 passes through pin shaft 42 respectively and main body rack 31 is rotatablely connected, and forms similar thick stick The structure of bar；Deviate from the side of opposite side clamping jaw 41 in each clamping jaw 41, be threaded with adjustment bolt 43 with main body rack 31, Adjustment bolt 43 is located at the top of pin shaft 42.One of clamping jaw 41 runs through along its own thickness direction is provided with waist-shaped hole 411, with Its corresponding sliding of adjustment bolt 43 is arranged through the waist-shaped hole 411, and it protrudes into clamping jaw 41 and is directed toward the one of 4 center of locking jaw End is fixedly connected with circular baffle plate 431, and the diameter of baffle 431 is greater than the width of waist-shaped hole 411, to avoid baffle 431 from waist type It is skidded off in hole 411.The adjustment bolt 43 of the other side is abutted with the outer wall of corresponding clamping jaw 41.It is vertical that one is provided on main body rack 31 Slot, the sliding of briquetting 44 is set in the slot, and can be moved up and down.In the lateral wall of the clamping jaw 41 abutted with corresponding adjustment bolt 43 And the top of briquetting 44 is connected with reset spring 47 with main body rack 31 respectively；The reset spring of 41 lateral wall of clamping jaw 47 It is always in compressive state in the top of pin shaft 42, the reset spring 47 above briquetting 44 is in tensional state always.It is pressing The top of block 44 and main body rack 31 are rotatably connected to eccentric cam 45, and it is eccentric convex that 45 side wall of eccentric cam is fixedly connected with driving The handle 46 of 45 rotation of wheel.

Referring to Fig. 5, handle 46 is close to vertical, at this point, the long axis of eccentric cam 45 is located at the top of clamping jaw 41 and close to water Flat, clamping jaw 41 and briquetting 44 are separated from each other.When needing to clamp unit motor 9 (being identified in Fig. 1), operating personnel is by locking jaw 4 are tentatively wrapped in 9 periphery of unit motor, and operating personnel holds handle 46 later, push to the right.Referring to Fig. 6, eccentric cam 45 Long axis rotate down, eccentric cam 45 is pressed down against the end for being provided with the clamping jaw 41 of waist-shaped hole, while driving the other side The end of clamping jaw 41 is rotated up, and at this point, eccentric cam 45 is pressed down against briquetting 44, briquetting 44 is moved down, and locking jaw 4 is relatively single First motor 9 is in slight distance bias internal.Finally, the clamping jaw 41 with waist-shaped hole 411 no longer moves under the limitation of baffle 431, At this point, the long axis of eccentric cam 45 is located at the top with the contact point of the clamping jaw 41 with waist-shaped hole 411；The clamping jaw 41 of the other side Outer wall is abutted with adjustment bolt 43, is stopped operating, while briquetting 44 stops pushing, and unit motor 9 is held tightly in locking jaw 4, To which briquetting 44 is jointly fixed unit motor 9 with two clamping jaws 41.When needing to release the locking to unit motor 9, drive Fixed handle 46 is rotated up, and the long axial horizontal direction rotation of eccentric cam 45 is progressively disengaged to two clamping jaws 41 and briquetting 44 Limitation, clamping jaw 41 and briquetting 44 be located remotely from each other under the action of reset spring 47, to release the locking to unit motor 9. Further, referring to Figures 1 and 2, the inner sidewall and 44 side wall of briquetting in the opposite side of each clamping jaw 41 are pasted or are passed through respectively Bolt thread connection liner 48, in this way to different-diameter unit motor 9 carry out operation when, can by replacement liner 48 come Adjust locking effect.

The course of work of above-mentioned more piece permanent magnet synchronous motor welder is specific as follows.

S1: being adjusted base rail 1 under the auxiliary of horizontal ruler, keeps the whole holding of base rail 1 horizontal.

S2: the specific location of multiple V-type supporting blocks 13 is adjusted and is fixed under the auxiliary of check bar, makes each V Type supporting block 13 is consistent in the position of 1 top surface of base rail and centre-height, to ensure to be placed in V-type supporting block 13 Multiple unit motors 9 are coaxial.

S3: unit motor 9 to be welded is placed sequentially in the V-groove of V-type supporting block 13, adjacent cells motor 9 it Between push against, be fixed in V-type supporting block 13 using pressing plate 14.

S4: welding machine gantry rank frame 2 is moved near weld seam, operating personnel holds handle 46, pushes to the right.It is eccentric convex The long axis of wheel 45 rotates down, and eccentric cam 45 is pressed down against the end for being provided with the clamping jaw 41 of waist-shaped hole, while driving another The end of the clamping jaw 41 of side is rotated up, and at this point, eccentric cam 45 is pressed down against briquetting 44, briquetting 44 is moved down, 4 phase of locking jaw To unit motor 9 in slight distance bias internal.Finally, the clamping jaw 41 with waist-shaped hole 411 no longer moves under the limitation of baffle 431 It is dynamic, at this point, the long axis of eccentric cam 45 is located at the top with the contact point of the clamping jaw 41 with waist-shaped hole 411；The folder of the other side 41 outer wall of pawl is abutted with adjustment bolt 43, is stopped operating, while briquetting 44 stops pushing, and unit motor 9 is held tightly in locking jaw 4 It is interior, thus, briquetting 44 is jointly fixed unit motor 9 with two clamping jaws 41.Ensure that the bite of locking jaw 4 is located at distance At weld seam 10-20mm.

S5: controlling driving motor 34 by the travel switch of welding machine host 21 and start, and main body rack 31 keeps stablizing, welding Arc plate 5 is rotated around unit motor 9, and rotation angle checks the phase of capillary 65 with weld seam between 360 ° -390 °, during rotation First servo motor 63 and 7 operation of the second servo motor are controlled by welding machine host 21 to position, and at any time, to capillary 65 Position is adjusted, and makes the vertical range of capillary 65 and weld seam between 2-3mm.

S6: welding machine host 21 controls driving motor 34, first servo motor 63 and send welding wire device 8 operation, welds arc plate 5 Slowly revolution, welds weld seam border.When welding, material to be welded is first welded in by first of welding wire of not bothering to see me out first with tungsten electrode Together, row wire feed and the swing again from second, a weld seam need the welding of the road 3-5 to complete.

S7: after the completion of welding, driving handle 46 is rotated up, the long axial horizontal direction rotation of eccentric cam 45, gradually It is detached from the limitation to two clamping jaws 41 and briquetting 44, clamping jaw 41 and briquetting 44 are located remotely from each other under the action of reset spring 47, from And release the locking to unit motor 9.

Claims (10)

1. a kind of more piece permanent magnet synchronous motor welder, it is characterised in that: including base rail (1) is adjusted, the pedestal Multiple groups V-type supporting block (13) is equipped at the top of guide rail (1), the pressing plate (14) with the V-type supporting block (13) cooperation, along the pedestal Frame (2) are held in the mouth at the mobile welding machine gantry of guide rail (1), and the weld clip head (3) being hung at below welding machine gantry rank frame (2) controls institute State the welding machine host (21) of weld clip head (3) work.

2. a kind of more piece permanent magnet synchronous motor welder according to claim 1, it is characterised in that: the weld clip head It (3) include with described welding machine gantry rank frame (2) suspension connection with the curved body bracket (31) being open, the main body rack (31) side is rotatably connected to welding arc plate (5), and welding arc plate (5) side wall is equipped with capillary (65) and send welding wire device (8), institute It states main body rack (31) other side and is movably equipped with locking jaw (4).

3. a kind of more piece permanent magnet synchronous motor welder according to claim 2, it is characterised in that: the welding arc plate (5) side wall close to the main body rack (31) is fixed with the Z-shaped draw runner in section (51), and the draw runner (51) is along the weldering The circular, circumferential setting of arc plate (5) is connect, main body rack (31) side wall is provided with the sliding slot (32) with the draw runner (51) cooperation, described Draw runner (51) sliding is set in the sliding slot (32), and the opening that can pass through main body rack (31) slides into another side chute (32) It is interior.

4. a kind of more piece permanent magnet synchronous motor welder according to claim 3, it is characterised in that: the welding arc plate (5) it is circumferentially with gear ring (52) in along it, the radian of the gear ring (52) is identical as the radian of the draw runner (51), the main body The gear (33) cooperated with the gear ring (52), the main body are equipped in bracket (31) along the main body rack (31) thickness direction Bracket (31) side wall is equipped with the driving motor (34) for driving gear (33) rotation.

5. according to a kind of any more piece permanent magnet synchronous motor welder of claim 2-4, it is characterised in that: the weldering It connects arc plate (5) to be installed with a support plate (6) far from the side of the main body rack (31), described in (6) one lateral edge of support plate Welding arc plate (5) thickness direction is equipped with guide rod (61) and reciprocal lead screw (62) side by side；The capillary (65) is set to a support arm (64) End, the one end of the guide rod (61) sliding through the support arm (64) far from the capillary (65), meanwhile, the past multifilament Thick stick (62) is slidably connected with the support arm (64) end, and the reciprocal lead screw (62) passes through the first servo motor set on one end (63) driving rotation, to drive capillary (65) to swing along reciprocal lead screw (62) axial reciprocating.

6. a kind of more piece permanent magnet synchronous motor welder according to claim 5, it is characterised in that: the support arm (64) One end close to the capillary (65) is equipped with the second servo motor (7), and the output end of second servo motor (7) is equipped with screw rod (71), the capillary (65) is threadedly coupled by sliding block (72) with the screw rod (71), and second servo motor (7) drives institute Capillary (65) is stated to move axially along the screw rod (71).

7. according to a kind of any more piece permanent magnet synchronous motor welder of claim 2-4, it is characterised in that: the weldering It connects welding arc plate (5) thickness direction described in two lateral edge of opening of arc plate (5) and is respectively equipped with gear needle (53).

8. according to a kind of any more piece permanent magnet synchronous motor welder of claim 2-4, it is characterised in that: the lock Tight pawl (4) includes the clamping jaw (41) that rotation respectively is set to the main body rack (31) opening two sides, and vertical sliding is set to the master Briquetting (44) at the top of body support frame (31)；The middle part of each clamping jaw (41) passes through pin shaft (42) and the main body rack (31) Rotation connection is located at the outer wall of the clamping jaw (41) close to the briquetting (44) one end and is equipped with and the main body rack (31) screw thread The adjustment bolt (43) of connection, one of clamping jaw (41) are equipped with waist-shaped hole (411) through its thickness, the corresponding adjustment bolt (43) sliding runs through the waist-shaped hole (411), and its one end end for protruding into waist-shaped hole (411) is equipped with baffle (431), another The adjustment bolt (43) abuts with corresponding clamping jaw (41) outer wall, sets above the clamping jaw (41) and the briquetting (44) There is the handle (46) of eccentric cam (45) and driving eccentric cam (45) rotation, the long axis of the eccentric cam (45) is always Positioned at the top for the clamping jaw (41) for being equipped with the waist-shaped hole (411).

9. a kind of more piece permanent magnet synchronous motor welder according to claim 8, it is characterised in that: each clamping jaw (41) side and the briquetting (44) side are respectively equipped with answering of driving the clamping jaw (41) and the briquetting (44) to be located remotely from each other Position spring (47).

10. a kind of more piece permanent magnet synchronous motor welder according to claim 9, it is characterised in that: two folders The opposite side inner wall of pawl (41) is detachably equipped with liner (48) respectively.