CN110076489B - Multi-station rotary welding equipment and welding method thereof - Google Patents

Multi-station rotary welding equipment and welding method thereof Download PDF

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Publication number
CN110076489B
CN110076489B CN201910457136.8A CN201910457136A CN110076489B CN 110076489 B CN110076489 B CN 110076489B CN 201910457136 A CN201910457136 A CN 201910457136A CN 110076489 B CN110076489 B CN 110076489B
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shaft
frame
station
fixed
air inlet
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CN110076489A (en
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向纯斌
罗贤
翟润良
王成钢
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Honorfaith Furniture Co Ltd
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Honorfaith Furniture Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention provides a multi-station rotary welding device and a welding method thereof, wherein the multi-station rotary welding device comprises a frame, a driving device, a rotary frame, a plurality of stations and a pressing mechanism, the driving device is arranged on the frame, the rotary frame is arranged above the driving device, an output shaft of the driving device is connected with the center of the rotary frame so as to drive the rotary frame to intermittently rotate, the stations are arranged on the periphery of the rotary frame at equal intervals, each station comprises a baffle plate and two side plates, the baffle plate is fixed on the periphery of the rotary frame, the two side plates are relatively fixed on the two sides of the baffle plate to form a station space with outward openings, a plurality of positioning grooves are arranged on the inner side surfaces of the baffle plate and the two side plates, workpieces are arranged in the positioning grooves from the opening ends in a positioning way, and the pressing mechanism is arranged on the rotary frame and used for pressing the workpieces in the positioning grooves. The multi-station rotary welding equipment is beneficial to reducing the labor intensity of workers and improving the production efficiency and the product quality.

Description

Multi-station rotary welding equipment and welding method thereof
Technical Field
The invention relates to the technical field of automatic welding, in particular to multi-station rotary welding equipment and a welding method thereof.
Background
In the production process of a shoe rack or a clothes hanger, two II-shaped frames are required to be welded to serve as a supporting frame, the square pipes are bent after being bent at positions where bending angles are required, bending angles are welded to form the II-shaped frames, at present, the production process is completed excessively depending on manpower, labor intensity of workers is high, production efficiency is low, and product quality is difficult to guarantee.
Disclosure of Invention
In view of the above, the present invention provides a multi-station rotary welding apparatus which is advantageous in reducing labor intensity of workers and improving production efficiency and product quality.
The technical scheme of the invention is as follows:
The utility model provides a multistation spin welding equipment, which comprises a frame, a driving device, the swivel mount, a plurality of stations and hold-down mechanism, drive arrangement installs in the frame, the swivel mount is arranged in the top of drive arrangement, drive arrangement's output shaft is connected with the center of swivel mount, in order to drive swivel mount intermittent head, a plurality of stations equidistant setting in the periphery of swivel mount, each station includes baffle and both sides board, the baffle is fixed in the periphery of swivel mount, both sides board is fixed in the both sides of baffle relatively, form the outside station space of opening, the medial surface of baffle and both sides board is equipped with a plurality of constant head tanks of vertical range, the work piece is put into the constant head tank from the open end and is fixed a position, hold-down mechanism sets up on the swivel mount for compress tightly the work piece in the constant head tank.
Further, the driving device comprises an intermittent divider and a driving motor, the intermittent divider is arranged on the top surface of the frame, the driving motor is arranged on the frame and positioned below the top surface of the frame, an output shaft of the driving motor penetrates through the top surface of the frame to be connected with an input shaft of the intermittent divider, and an output shaft of the intermittent divider is vertically upwards connected with the center of the rotating frame.
Further, the rotating frame adopts a regular prism structure, and each station is arranged on each peripheral surface of the regular prism structure.
Further, the rotating frame comprises a frame structure, a top plate and a bottom plate, wherein the top plate and the bottom plate are respectively fixed on the top surface and the bottom surface of the frame structure, and a hexagonal opening is formed in the top plate.
Further, the frame structure comprises an upper hexagon frame, a lower hexagon frame, a cross frame and six upright posts, wherein the six upright posts are fixedly connected between the upper hexagon frame and the lower hexagon frame, and the cross frame is fixed in the upper hexagon frame.
Further, the output shaft of the intermittent divider is a hollow shaft, the hollow shaft penetrates through two end faces of the intermittent divider, the top end of the hollow shaft protrudes out of the end faces of the intermittent divider by a preset length, the bottom end of the hollow shaft is overlapped with the end faces of the intermittent divider or is concavely arranged inwards, a shaft hole is formed in the bottom plate, and the protruding end of the hollow shaft is fixed in the shaft hole to drive the rotating frame to rotate.
Further, each station corresponds and sets up a hold-down mechanism, hold-down mechanism includes the fixing base, down articulated seat, the swing arm, go up articulated seat and flexible driving piece, the fixing base is fixed in the top surface of swivel mount, down articulated seat's one end is articulated with the fixing base, its other end is connected with the position that the swing arm is close to its top, flexible driving piece erects on the fixing base, the swing arm top is articulated with the flexible end of flexible driving piece through last articulated seat, swing arm downwardly extending one section is equipped with a plurality of projection, each projection corresponds with the position of each constant head tank, in order to supply the projection to support to hold on the work piece in the constant head tank and compress tightly the work piece.
Further, the device comprises a central shaft transmission mechanism, wherein the central shaft transmission mechanism comprises a central shaft, a connecting block, a fixed shaft and a sleeve, the central shaft is a hollow shaft, the central shaft is arranged in the output shaft in a penetrating way, the output shaft can rotate around the central shaft, the bottom end of the central shaft is fixedly connected with the end face of the driving device, the top end of the central shaft extends out of the output shaft, the connecting block is fixedly arranged at the top end of the central shaft, a vertically penetrating central hole is formed in the center of the connecting block, a first through hole and a longitudinally penetrating second through hole are respectively formed in the connecting block, the first through hole and the second through hole are communicated with the central hole, the central hole is communicated with the inner space of the central shaft, the fixed shaft is a stepped shaft and comprises a long shaft section and a short shaft section which are connected up and down, the short shaft section is fixed in center of the top surface of the central shaft, the periphery of the short shaft section is provided with a plurality of ventilation pipes, the sleeve is rotatably sleeved on the periphery of the long shaft section, the top end of the sleeve is fixedly connected with the center of the top of the rotating frame, the periphery of the sleeve is spirally provided with a plurality of air inlet pipes, the periphery of the long shaft section is provided with annular air inlet grooves corresponding to each air inlet pipe, the annular air inlet grooves are communicated with the air inlet pipes, air inlet channels communicated with the annular air inlet grooves are arranged in the fixed shaft, the annular air inlet grooves are communicated with the air inlet channels in a one-to-one correspondence manner, the upper end of each air inlet channel is communicated with the corresponding annular air inlet groove, and the lower end of each air inlet channel is communicated with the corresponding ventilation pipe, so that a plurality of ventilation spaces from the ventilation pipe to the air inlet channels to the annular air inlet grooves to the air inlet pipes are formed.
Further, install the safety cover in the frame, the safety cover sets up between swivel mount and drive arrangement, drive arrangement holds in the safety cover.
The welding method of the multi-station rotary welding equipment comprises the following steps: the method comprises the steps that a workpiece is placed into a positioning groove from an opening end to be positioned, a pressing mechanism presses the workpiece in the positioning groove, a driving device drives a rotating frame to rotate for a preset angle to stop, a welding robot welds the workpiece in each positioning groove one by one, the driving device drives the rotating frame to rotate for a preset angle to stop, the welded workpiece is taken down and placed into the workpiece at a spare station, and meanwhile, the welding robot continues to weld the workpiece at the next station, and the steps are circularly executed.
According to the multi-station rotary welding equipment, the machine frame, the driving device, the rotating frame, the stations and the pressing mechanism are matched, the workpieces are placed into the positioning groove from the opening end to be positioned, the pressing mechanism presses the workpieces in the positioning groove, the driving device drives the rotating frame to rotate for a preset angle to stop, the welding robot welds the workpieces in each positioning groove one by one, the driving device drives the rotating frame to rotate for a preset angle to stop, the welded workpieces are taken down and placed into the workpieces at spare stations, meanwhile, the welding robot continuously welds the workpieces at the next station, and the workpieces are circularly and intermittently rotated through the stations, so that feeding, welding and discharging can be simultaneously carried out, the labor intensity of workers can be effectively reduced, and the production efficiency and the product quality are improved.
Drawings
FIG. 1 is a perspective view of a multi-station spin welding apparatus of the present invention;
FIG. 2 is a first partial cross-sectional view of a multi-station spin welding apparatus of the present invention;
FIG. 3 is a second partial cross-sectional view of the multi-station spin welding apparatus of the present invention;
FIG. 4 is a partial block diagram of a multi-station spin welding apparatus of the present invention;
FIG. 5 is a block diagram of a connection block of the multi-station spin welding apparatus of the present invention;
fig. 6 is a structure of a pressing mechanism of the multi-station spin welding apparatus of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, the present invention provides a multi-station rotary welding apparatus, which includes a frame 1, a driving device 2, a rotating frame 3, a plurality of stations 4 and a pressing mechanism 5, wherein the driving device 2 is installed on the frame 1, the rotating frame 3 is disposed above the driving device 2, an output shaft of the driving device 2 is connected with a center of the rotating frame 3 to drive the rotating frame 3 to intermittently rotate, the stations 4 are disposed at an equidistant interval on an outer periphery of the rotating frame 3, each station 4 includes a baffle 41 and two side plates 42, the baffle 41 is fixed on the outer periphery of the rotating frame 3, the two side plates 42 are relatively fixed on two sides of the baffle 41 to form a station space with an outward opening, a plurality of positioning slots 43 are vertically arranged on inner sides of the baffle 41 and the two side plates 42, and a workpiece is placed into the positioning slots 43 from an open end, and the pressing mechanism 5 is disposed on the rotating frame 3 for pressing the workpiece in the positioning slots 43.
According to the multi-station rotary welding equipment, the frame 1, the driving device 2, the rotating frame 3, the stations 4 and the pressing mechanism 5 are arranged in a matched mode, the workpieces are placed into the positioning groove 43 from the opening end to be positioned, the pressing mechanism 5 presses the workpieces in the positioning groove 43, the driving device 2 drives the rotating frame 3 to rotate for a preset angle to stop, the welding robot welds the workpieces in each positioning groove 43 one by one, the driving device 2 drives the rotating frame 3 to rotate for a preset angle to stop, the welded workpieces are taken down and placed into the workpieces at the spare stations 4, meanwhile, the welding robot continues to weld the workpieces at the next station, and the stations 4 rotate intermittently in a circulating mode, so that feeding, welding and discharging can be performed simultaneously, labor intensity of workers can be effectively reduced, and production efficiency and product quality are improved.
Referring to fig. 2, the driving device 2 includes an intermittent divider 21 and a driving motor 22, the intermittent divider 21 is a mechanism for realizing intermittent motion, and a finished product is sold in the market, and not described herein, the intermittent divider 21 is mounted on the top surface of the frame 1, the driving motor 22 is mounted on the frame 1 and is located below the top surface of the frame 1, an output shaft of the driving motor 22 passes through the top surface of the frame 1 to be connected with an input shaft of the intermittent divider 21, and an output shaft 211 of the intermittent divider 21 is vertically upwards connected with the center of the rotating frame 3.
Referring to fig. 4, in the present embodiment, the rotating frame 3 adopts a regular hexagonal prism structure, and each station 4 is disposed on each outer peripheral surface of the hexagonal prism structure. It is understood that the rotating frame 3 may have a regular prism structure such as a regular triangular prism, a regular square prism, a regular pentagonal prism, or a regular heptagonal prism.
The rotating frame 3 includes a frame structure 31, a top plate 32 and a bottom plate 33, the top plate 32 and the bottom plate 33 are respectively fixed on the top surface and the bottom surface of the frame structure 31, and a hexagonal opening is provided on the top plate 32. The frame structure 31 comprises an upper hexagonal frame 311, a lower hexagonal frame 312, a cross 313 and six stand columns 314, wherein the six stand columns 314 are fixedly connected between the upper hexagonal frame 311 and the lower hexagonal frame 312 and are respectively positioned at the vertex angles of the hexagons, and the cross 313 is fixed in the upper hexagonal frame 311.
Referring to fig. 2 and 4, the output shaft 211 of the intermittent divider 21 is a hollow shaft, the hollow shaft penetrates through two end surfaces of the intermittent divider 21, the top end of the hollow shaft protrudes from the end surface of the intermittent divider 21 by a predetermined length, the bottom end of the hollow shaft coincides with the end surface of the intermittent divider 21 or is concavely arranged inwards, a shaft hole is arranged on the bottom plate 33, and the protruding end of the hollow shaft is fixed in the shaft hole to drive the rotating frame 3 to rotate.
Referring to fig. 1 and 6, each station 4 is correspondingly provided with a pressing mechanism 5, the pressing mechanism 5 includes a fixing seat 51, a lower hinge seat 52, a swing arm 53, an upper hinge seat 54 and a telescopic driving member 55, the fixing seat 51 is fixed on the top surface of the rotating frame 3, one end of the lower hinge seat 52 is hinged with the fixing seat 51, the other end of the lower hinge seat is connected with the position of the swing arm 53 near the top end thereof, the telescopic driving member 55 is arranged on the fixing seat 51, the top end of the swing arm 53 is hinged with the telescopic end of the telescopic driving member 55 through the upper hinge seat 54, the swing arm 53 extends downwards to form a section, a plurality of protruding columns 56 are arranged, and each protruding column 56 corresponds to the position of each positioning groove 43 so that the protruding columns 56 are propped against a workpiece in the positioning groove 43 to press the workpiece. The swing arm 53 is driven to swing downwards by the telescopic driving piece 55 for a preset angle and then stops, each convex column 56 correspondingly abuts against the workpiece in each positioning groove 43, and the swing arm 53 is driven to swing upwards by the telescopic driving piece 55 to the upper side of each station 4 so as to be placed in the workpiece. In this embodiment, the telescopic driving member 55 is a cylinder, and in addition, the telescopic driving member 55 may be a push rod motor.
The fixed seat 51 includes a bottom wall and a vertical wall protruding perpendicularly from the bottom wall, one end of the lower hinge seat 52 is hinged to one end of the vertical wall, and the telescopic driving member 55 is fixed to the other end of the vertical wall.
The convex columns 56 are bolts, a plurality of screw holes are formed in the swing arms 53, and the bolts are screwed into the screw holes, so that the pressure of each convex column 56 on a corresponding workpiece can be conveniently adjusted.
The pressing mechanism 5 is matched with the fixed seat 51, the lower hinge seat 52 and the swing arm 53, and the swing arm 53 is driven to drive the swing arm 53 and the lower hinge seat 52 to form a whole body to rotate around the hinge shaft connected with the fixed seat 51 by the lower hinge seat 52, and the convex column 56 is abutted against the workpiece in the positioning groove 43 to press the workpiece. The pressing mechanism 5 with the structure is simple in structure and convenient to manufacture, can rapidly press a workpiece, and improves production efficiency.
Referring to fig. 3 and 4, the multi-station spin welding apparatus further includes a central shaft transmission mechanism 6, the central shaft transmission mechanism 6 includes a central shaft 61, a connection block 62, a fixed shaft 63 and a sleeve 64, the central shaft 61 is a hollow shaft, the central shaft 61 is disposed in the output shaft 211 in a penetrating manner, the central shaft 61 is in clearance fit with the output shaft 211, the output shaft 211 can rotate around the central shaft 61, the bottom end of the central shaft 61 is fixedly connected with the end face of the driving device 2, the top end of the central shaft 61 extends out of the output shaft 211, the connection block 62 is fixed at the top end of the central shaft 61, a vertically penetrating central hole 621 is formed in the center of the connection block 62, a first through hole 622 and a longitudinally penetrating second through hole 623 are respectively formed in the connection block 62, the first through hole 622 and the second through hole 623 are communicated with the central hole 621, the central hole 621 is communicated with the inner space of the central shaft 61, the fixed shaft 63 is a stepped shaft, the device comprises a long shaft section and a short shaft section which are connected up and down, wherein the short shaft section is fixed at the center of the top surface of a central shaft 61, a plurality of ventilation pipes 633 are arranged on the periphery of the short shaft section, a sleeve 64 is rotatably sleeved on the periphery of the long shaft section, the top end of the sleeve 64 is fixedly connected with a cross 313, a plurality of air inlet pipes 641 are spirally arranged on the periphery of the sleeve 64, an annular air inlet groove 634 is arranged at the position, corresponding to each air inlet pipe 641, of the periphery of the long shaft section, the annular air inlet groove 634 is communicated with the air inlet pipe 641, an air inlet channel 635 is arranged in the fixed shaft 63 and is communicated with the annular air inlet grooves 634 in a one-to-one correspondence manner, the upper end of each air inlet channel 635 is communicated with the corresponding annular air inlet groove 634, and the lower end of each air inlet channel 635 is communicated with the corresponding ventilation pipe 633, and a plurality of ventilation spaces from the ventilation pipes 633 to the air inlet channel 635 to the annular air inlet grooves 634 to the air inlet pipes 641 are formed. A plurality of air pipes (not shown) connected from the air supply device pass through the central shaft 61 and are respectively four-ply penetrated out from the first through hole 622 and the second through hole 623 of the connecting block 62, each air pipe is correspondingly connected with an air pipe 633, and each two air inlet pipes 641 are connected with a telescopic driving member 55. When the rotating frame 3 rotates, the central shaft 61, the connecting block 62 and the fixed shaft 63 are kept stationary, the sleeve 64 rotates around the fixed shaft 63, and the air pipe connected to the outer periphery of the sleeve 64 also rotates together with the rotating frame 3, so that the air pipe connected to the plurality of telescopic driving members 55 can be prevented from winding into a knot.
Referring to fig. 1, a protective cover 7 is mounted on a frame 1, the protective cover 7 is disposed between a rotating frame 3 and a driving device 2, and the driving device 2 is accommodated in the protective cover 7 to protect the driving device 2.
The welding method of the multi-station rotary welding equipment comprises the following steps:
The workpiece is placed into the positioning groove 43 from the opening end to be positioned, the pressing mechanism 5 presses the workpiece in the positioning groove 43, the driving device 2 drives the rotating frame 3 to rotate for a preset angle to stop, after the welding robot welds the workpiece in each positioning groove 43 one by one, the driving device 2 drives the rotating frame 3 to rotate for a preset angle to stop, the welded workpiece is taken down and placed into the workpiece at the spare station 4, and meanwhile, the welding robot continues to weld the workpiece at the next station, and the steps are circularly executed.
According to the multi-station rotary welding equipment, the stations 4 are used for circulating and intermittently rotating, so that feeding, welding and discharging can be simultaneously performed, the labor intensity of workers can be effectively reduced, and the production efficiency and the product quality are improved.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.

Claims (4)

1. The utility model provides a multistation spin welding equipment, a serial communication port, including frame (1), drive arrangement (2), rotating frame (3), a plurality of station (4) and hold-down mechanism (5), drive arrangement (2) are installed on frame (1), rotating frame (3) set up in the top of drive arrangement (2), the output shaft of drive arrangement (2) is connected with the center of rotating frame (3), in order to drive rotating frame (3) intermittent type rotation, a plurality of station (4) equidistant set up in the periphery of rotating frame (3), each station (4) include baffle (41) and both sides board (42), baffle (41) are fixed in the periphery of rotating frame (3), both sides board (42) are fixed in the both sides of baffle (41) relatively, form the outside station space of opening, a plurality of constant head tanks (43) of vertical range are equipped with to baffle (41) and both sides board (42), the work piece is put into constant head tank (43) from the open end and is fixed position, hold-down mechanism (5) are set up on rotating frame (3) for holding down the work piece in constant head tank (43);
the driving device (2) comprises an intermittent divider (21) and a driving motor (22), the intermittent divider (21) is arranged on the top surface of the frame (1), the driving motor (22) is arranged on the frame (1) and positioned below the top surface of the frame (1), an output shaft of the driving motor (22) penetrates through the top surface of the frame (1) to be connected with an input shaft of the intermittent divider (21), and an output shaft (211) of the intermittent divider (21) is vertically upwards connected with the center of the rotating frame (3);
The rotary frame (3) adopts a regular prism structure, and each station (4) is arranged on each peripheral surface of the regular prism structure;
the rotating frame (3) comprises a frame structure (31), a top plate (32) and a bottom plate (33), wherein the top plate (32) and the bottom plate (33) are respectively fixed on the top surface and the bottom surface of the frame structure (31), and a hexagonal opening is formed in the top plate (32);
The frame structure (31) comprises an upper hexagon (311), a lower hexagon (312), a cross (313) and six stand columns (314), wherein the six stand columns (314) are fixedly connected between the upper hexagon (311) and the lower hexagon (312), and the cross (313) is fixed in the upper hexagon (311);
The output shaft (211) of the intermittent divider (21) is a hollow shaft, the hollow shaft penetrates through two end faces of the intermittent divider (21), the top end of the hollow shaft protrudes out of the end face of the intermittent divider (21) by a preset length, the bottom end of the hollow shaft is overlapped with the end face of the intermittent divider (21) or is concavely arranged inwards, a shaft hole is formed in the bottom plate (33), and the protruding end of the hollow shaft is fixed in the shaft hole so as to drive the rotating frame (3) to rotate;
each station (4) corresponds and sets up a hold-down mechanism (5), hold-down mechanism (5) include fixing base (51), articulated seat (52) down, swing arm (53), go up articulated seat (54) and flexible driving piece (55), fixing base (51) are fixed in the top surface of swivel mount (3), the one end of articulated seat (52) is articulated with fixing base (51) down, its other end is connected near the position on its top with swing arm (53), flexible driving piece (55) erect on fixing base (51), swing arm (53) top is articulated with the flexible end of flexible driving piece (55) through last articulated seat (54), swing arm (53) downwardly extending one section is equipped with a plurality of projection (56), the position of every projection (56) and every constant head tank (43) corresponds, support on the work piece in constant head tank (43) for projection (56) to compress tightly the work piece.
2. The multi-station spin welding apparatus according to claim 1, comprising a central shaft transmission mechanism (6), wherein the central shaft transmission mechanism (6) comprises a central shaft (61), a connecting block (62), a fixed shaft (63) and a sleeve (64), the central shaft (61) is a hollow shaft, the central shaft (61) is arranged in the output shaft (211) in a penetrating way, the output shaft (211) can rotate around the central shaft (61), the bottom end of the central shaft (61) is fixedly connected with the end face of the driving device (2), the top end of the central shaft (61) extends out of the output shaft (211), the connecting block (62) is fixed at the top end of the central shaft (61), a central hole (621) vertically penetrating through is formed in the center of the connecting block (62), a first through hole (622) and a second through hole (623) longitudinally penetrating through are formed in the connecting block (62), the first through hole (622) and the second through hole (623) are communicated with the central hole (621), the central hole (621) is communicated with the inner space of the central shaft (61), the fixed shaft (63) is a stepped shaft, the fixed shaft comprises a long shaft section and a short shaft section which is connected up and down, the short shaft section is fixed at the top surface of the central shaft (61), the top surface of the central shaft (64) is provided with a plurality of rotating sleeves (64) and the top sleeve (64) is fixedly connected with the top of the rotating sleeve, the periphery of sleeve (64) is the heliciform and is equipped with a plurality of intake pipes (641), long axis section periphery corresponds every intake pipe (641) department and is equipped with annular air inlet groove (634), annular air inlet groove (634) communicate with each other with intake pipe (641), be equipped with in fixed axle (63) with annular air inlet groove (634) communicating air inlet channel (635), annular air inlet groove (634) and air inlet channel (635) one-to-one intercommunication, the upper end of every air inlet channel (635) communicates with corresponding annular air inlet groove (634), its lower extreme communicates with corresponding breather pipe (633), form a plurality of ventilation spaces from breather pipe (633) to air inlet channel (635) to annular air inlet groove (634) to intake pipe (641).
3. The multi-station spin welding apparatus according to claim 1, wherein the frame (1) is provided with a protective cover (7), the protective cover (7) is disposed between the spin frame (3) and the driving device (2), and the driving device (2) is accommodated in the protective cover (7).
4. A welding method of a multi-station spin welding apparatus according to any one of claims 1 to 3, comprising the steps of: the method comprises the steps that workpieces are placed into a positioning groove (43) from an opening end to be positioned, a pressing mechanism (5) presses the workpieces in the positioning groove (43), a driving device (2) drives a rotating frame (3) to rotate for a preset angle to stop, after each positioning groove (43) is welded one by a welding robot, the driving device (2) drives the rotating frame (3) to rotate for a preset angle to stop, the welded workpieces are taken down and placed into the workpieces at spare stations (4), and meanwhile, the welding robot continues to weld the workpieces of the next station, and the steps are circularly executed.
CN201910457136.8A 2019-05-29 2019-05-29 Multi-station rotary welding equipment and welding method thereof Active CN110076489B (en)

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CN110900085B (en) * 2019-12-17 2021-06-25 广东金洪智造科技有限公司 Multi-station fixing equipment for welding automobile parts
CN114986038B (en) * 2022-07-18 2022-10-25 合肥航太电物理技术有限公司 Aircraft lightning protection system accessory processing equipment

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