CN212350782U

CN212350782U - Fan blade metal shaft and iron shell laser welding mechanism

Info

Publication number: CN212350782U
Application number: CN202020488554.1U
Authority: CN
Inventors: 陆建华
Original assignee: Taicang Xinhuaying Electronic Co Ltd
Current assignee: Taicang Xinhuaying Electronic Co Ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-01-15
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a laser welding mechanism for a metal shaft and an iron shell of a fan blade, which comprises a positioning platform, a welding and fixing jig, an iron shell restraining jig and a lifting driving device, wherein the welding and fixing jig can be fixedly arranged on the positioning platform, the welding and fixing jig can fixedly position the metal shaft of the fan blade to be welded, the iron shell restraining jig can be positioned at one side of the positioning platform in a lifting way, the lifting driving device drives the iron shell restraining jig to lift, the lower end of the iron shell restraining jig can tightly support the surface of the iron shell to be welded, which is opposite to one end surface of the metal shaft of the fan blade, the utility model greatly reduces the deformation of the iron shell in the welding process, improves the technical problem of the deformation of the iron shell in the welding process, adopts an automatic control mode for the iron shell restraining jig, is convenient for the operation of operators, the operators can not be influenced by the operators in the operation process, adopts a bowl-shaped design for, the protective gas added in the welding process can be directly acted on the welding position, and the welding quality is improved.

Description

Fan blade metal shaft and iron shell laser welding mechanism

Technical Field

The utility model relates to a fan production tool, in particular to fan flabellum metal axle and the radium-shine welding mechanism of iron-clad.

Background

At present, a fan blade metal shaft and an iron shell are combined and positioned in a laser welding combination mode, before welding, the fan blade metal shaft and the iron shell are assembled firstly, then the assembled whole is fixedly positioned, then assembling seams of the fan blade metal shaft and the iron shell are welded, and in the welding process, the iron shell is deformed due to factors such as metal tissue transformation at a welding joint and the like under the influence of welding temperature.

Particularly, with the thinning of the fan design, the thickness of the iron shell material is reduced, the laser welding causes the deformation of the iron shell to be serious, and the product quality and the production cost are seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a radium-shine welding mechanism of fan flabellum metal axle and iron-clad, this radium-shine welding mechanism of fan flabellum metal axle and iron-clad can improve the deformation problem among the iron-clad welding process, improves the welding quality, guarantees that the fan operation is smooth and easy.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a radium-shine welding mechanism of fan flabellum metal axle and iron-clad, includes positioning platform, welded fastening tool, iron-clad restraint tool and lift drive, the welded fastening tool can fixed mounting on positioning platform, and the welded fan flabellum metal axle can be treated to the fixed positioning by the welded fastening tool, and the location that the iron-clad restraint tool can go up and down is in positioning platform one side, and lift drive iron-clad restraint tool goes up and down, and iron-clad restraint tool lower extreme can tightly support treat welded iron-clad dorsad flabellum metal axle one end surface.

As the utility model discloses a further improvement, iron-clad restraint tool includes the briquetting, the inboard cavity that supplies the protective gas to hold that forms of briquetting, the briquetting lower extreme form with the contact plane of fan iron-clad surface matching, be formed with the perforation with the cavity intercommunication on the contact plane.

As a further improvement, the pressing block is a bowl-shaped structure with the diameter of the upper end larger than that of the lower end.

As the utility model discloses a further improvement, the briquetting upper end still is formed with round flange ring structure, still is equipped with solid fixed ring and longitudinal support, gu fixed ring constructs fixed connection with the flange ring structure of briquetting upper end, gu fixed ring one side can follow longitudinal sliding and install on longitudinal support, the solid fixed ring of lift drive arrangement drive goes up and down.

As a further improvement, the vertical support is provided with a linear slide rail, a side wall of the fixing ring is provided with a sliding sleeve, and the sliding sleeve can slide on the linear slide rail.

As the utility model discloses a further improvement still is equipped with control button and control system, control button and the communication of control system electric connection, and control system control lift drive and radium-shine welding machine open and stop.

As a further improvement of the utility model, the lifting driving device is a cylinder, a motor and a screw-nut mechanism or a motor and an eccentric wheel mechanism.

As a further improvement, the welded fastening tool is a sleeve structure, sleeve lower extreme fixed mounting is on positioning platform, treats welded fan flabellum metal axle and inserts and locate the sleeve, and the sleeve upper end is held in the support of treating welded iron-clad downside on the surface.

As the utility model discloses a further improvement still is equipped with the gag lever post, gag lever post and iron-clad restraint tool fixed connection, gag lever post lower extreme stretch out iron-clad restraint tool and set for height and backstop in the locating platform upside.

The utility model has the advantages that: the utility model discloses a set up iron-clad restraint tool, carry out the welding process at fan flabellum metal axle and iron-clad and support the pressure constraint to the iron-clad, especially press from both sides the iron-clad with the axle sleeve cooperation of welded fastening tool tightly, reduced the deflection of iron-clad in the welding process greatly, improve the technical problem that the iron-clad warp in the welding process, just the utility model discloses iron-clad restraint tool adopts automatic control's mode, personnel's operation during convenient operation, operation personnel can not receive its influence in the operation process, and the briquetting of iron-clad restraint tool adopts the design of calathiform, and the protective gas direct action who adds in the welding process of being convenient for improves welding quality in the welding junction.

Drawings

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

FIG. 2 is a front view of the structure principle of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a right side view of the structure principle of the present invention;

FIG. 5 is a schematic perspective view of the iron case restraining jig for restraining deformation of the iron case;

FIG. 6 is a front view of the structural principle of the iron case restraining jig restraining deformation of the iron case;

fig. 7 is a schematic plan view of the structure of the iron shell restraining jig restraining the deformation of the iron shell.

Detailed Description

Example (b): the utility model provides a radium-shine welding mechanism of fan flabellum metal axle and iron-clad, includes positioning platform 1, welded

fastening tool

12, 3 restraint tools of iron-clad and lift drive 2, welded fastening tool 12 can fixed mounting on positioning platform 1, and welded fan flabellum metal axle can be treated to welded fastening tool 12 fixed positioning, and 3 restraint tools of iron-clad can go up and down be located positioning platform 1 one side, and lift drive 2 drive 3 restraint tools of iron-clad go up and down, and 3 restraint tool lower extreme of iron-clad can tightly support treat welded iron-clad 3 dorsad flabellum metal axle one end surface.

When welding fan flabellum metal axle and iron-clad 3 through radium-shine welding machine, carry out preliminary equipment with iron-clad 3 through positioning jig with fan flabellum metal axle earlier, then will treat welded fan flabellum metal axle and iron-clad 3 through welded fastening tool 12 and carry out fixed position, lift drive 2 drives 3 restraint jigs of iron-clad 3 and descends and compress tightly 3 side surface on the iron-clad, radium-shine welding machine begins to carry out welded fastening to fan flabellum metal axle and iron-clad 3, among the welding process, iron-clad 3 receives 3 restraint of the support pressure restraint of iron-clad 3 restraint jigs, the technical problem of deformation in its welding process has been improved, can make 3 welding backs of iron-clad keep the leveling state, reduce the deflection, ensure the even running in the fan use.

The iron shell 3 constraint jig comprises a pressing block 4, a cavity 6 for containing protective gas is formed on the inner side of the pressing block 4, a contact plane matched with the surface of the fan iron shell 3 is formed at the lower end of the pressing block 4, and a through hole 5 communicated with the cavity 6 is formed in the contact plane. During welding, the protective gas pipeline is communicated with the cavity 6 of the pressing block 4, and the protective gas is filled in the cavity 6 and enters the welding part of the metal shaft of the fan blade and the iron shell 3 through the through hole 5 at the lower end of the pressing block 4, so that welding protection is realized.

The pressing block 4 is of a bowl-shaped structure with the diameter of the upper end larger than that of the lower end. The pressure block 4 adopts a bowl-shaped design, and during welding, the protective gas is butted with the bowl opening of the pressure block 4, and the protective gas is filled in the bowl-shaped cavity 6 of the pressure block 4, so that the protective gas added in the welding process can directly act on the welding position.

The upper end of the pressing block 4 is also provided with a circle of flange ring structure 7, a fixing ring 8 and a longitudinal support 9, the fixing ring 8 is fixedly connected with the flange ring structure 7 at the upper end of the pressing block 4, one side of the fixing ring 8 can be installed on the longitudinal support 9 along the longitudinal sliding direction, and the lifting driving device 2 drives the fixing ring 8 to lift. The briquetting 4 is connected with the fixed ring 8 through the flange ring structure 7 to form an integrated structure, and the briquetting 4 is driven to move up and down through the up-and-down movement of the fixed ring 8, so that the structure is convenient for processing and manufacturing the briquetting 4.

The longitudinal support 9 is provided with a linear slide rail 10, one side wall of the fixing ring 8 is provided with a sliding sleeve 11, and the sliding sleeve 11 can be sleeved on the linear slide rail 10 in a sliding manner. The linear slide rail 10 is matched with the slide sleeve 11 to guide the lifting motion of the pressing block 4, so that the lower end of the pressing block 4 is ensured to be opposite to the surface of the upper end of the iron shell 3, and the pressure deviation is avoided.

Still be equipped with control button and control system, control button and control system electric connection communication, control system control lift drive 2 and radium-shine welding machine start-stop. After the metal shaft of the fan blade and the iron shell 3 assembly part are fixedly positioned on the welding and fixing jig 12, an operator presses a control button, a control system obtains a signal, the lifting driving device 2 is started to drive the pressing block 4 to press down, the laser welding machine is started in a delayed mode to weld the joint of the main shaft of the fan blade and the iron shell 3, automatic welding is achieved, and after welding is completed, the laser welding machine and the lifting driving device 2 reset sequentially.

The lifting driving device 2 is a cylinder, a motor and screw rod nut mechanism or a motor and eccentric wheel mechanism.

The welding and fixing jig 12 is of a sleeve structure, the lower end of the sleeve is fixedly installed on the positioning platform 1, a metal shaft of the fan blade to be welded is inserted into the sleeve, and the upper end of the sleeve is supported on the lower side surface of the iron shell 3 to be welded. Fan flabellum metal axle and 3 equipment backs of iron-clad are inserted fan flabellum metal axle in the sleeve, and simultaneously, 3 downside surfaces of iron-clad are held in the support of sleeve upper end, realize 3 downside supports of iron-clad simultaneously with 3 restraint tool cooperations of iron-clad press from both sides iron-clad 3 tightly, reduce the deflection in 3 welding process of iron-clad, welded fastening tool 12 also can be other structures, like clamping mechanism.

Still be equipped with gag lever post 13,

gag lever post

13 and 3 restraint tool fixed connection of iron-clad, gag lever post 13 lower extreme stretches out 3 restraint tools of iron-clad and sets for the height and backstop in locating platform 1 upside. Avoid 3 restraint tools of iron-clad 3 to descend the in-process and 3 surperficial clashes with the iron-clad, crush damage iron-clad 3.

Claims

1. The utility model provides a radium-shine welding mechanism of fan flabellum metal axle and iron-clad which characterized in that: including locating platform (1), welded fastening tool (12), iron-clad (3) restraint tool and lift drive (2), welded fastening tool (12) can fixed mounting on locating platform (1), and welded fan flabellum metal axle can be treated to welded fastened fastening tool (12) can fixed positioning, and what iron-clad (3) restraint tool can go up and down is located locating platform (1) one side, and lift drive (2) drive iron-clad (3) restraint tool goes up and down, and iron-clad (3) restraint tool lower extreme can tightly support treat welded iron-clad (3) fan flabellum metal axle one end surface dorsad.

2. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 1, wherein: iron-clad (3) restraint tool includes briquetting (4), briquetting (4) inboard forms cavity (6) that supply the protective gas to hold, and briquetting (4) lower extreme forms the contact plane who matches with fan iron-clad (3) surface, be formed with perforation (5) with cavity (6) intercommunication on the contact plane.

3. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 2, wherein: the pressing block (4) is of a bowl-shaped structure with the diameter of the upper end larger than that of the lower end.

4. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 3, wherein: briquetting (4) upper end still is formed with round flange ring structure (7), still is equipped with solid fixed ring (8) and vertical support (9), gu fixed ring (8) and the flange ring structure (7) fixed connection of briquetting (4) upper end, gu fixed ring (8) one side can be followed vertical gliding and installed on vertical support (9), and solid fixed ring (8) of lift drive (2) drive goes up and down.

5. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 4, wherein: the vertical support (9) is provided with a linear slide rail (10), one side wall of the fixing ring (8) is provided with a sliding sleeve (11), and the sliding sleeve (11) can be sleeved on the linear slide rail (10) in a sliding manner.

6. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 1, wherein: still be equipped with control button and control system, control button and control system electric connection communication, control system control lift drive (2) and radium-shine welding machine start-stop.

7. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 1, wherein: the lifting driving device (2) is a cylinder, a motor and screw rod nut mechanism or a motor and eccentric wheel mechanism.

8. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 1, wherein: the welding and fixing jig (12) is of a sleeve structure, the lower end of the sleeve is fixedly installed on the positioning platform (1), a fan blade metal shaft to be welded is inserted into the sleeve, and the upper end of the sleeve is supported on the surface of the lower side of the iron shell (3) to be welded.

9. The laser welding mechanism for metal shaft and iron shell of fan blade as claimed in claim 1, wherein: still be equipped with gag lever post (13), gag lever post (13) and iron-clad (3) restraint tool fixed connection, gag lever post (13) lower extreme stretches out iron-clad (3) restraint tool and sets for the height and backstop in location platform (1) upside.