CN213730238U

CN213730238U - Positioning device for repair welding of magnesium alloy castings

Info

Publication number: CN213730238U
Application number: CN202022828054.0U
Authority: CN
Inventors: 赵绍慧; 高德成; 马琳林; 高攀; 高洁; 原婵婵; 杨卫军; 李新利; 高磊超; 秦麦利; 刘亚杰
Original assignee: Jiaozuo Gaozhao Magnesium Alloy Co ltd
Current assignee: Jiaozuo Gaozhao Magnesium Alloy Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-20
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a magnesium alloy casting technical field discloses a positioner for magnesium alloy casting repair welding, the on-line screen storage device comprises a base, positioning platform, be equipped with pivot one on the base, pivot one is connected with actuating mechanism one, the top of pivot one is connected with bevel gear one, a pivot overcoat is equipped with pivot two, pivot two is connected with actuating mechanism two, the top of pivot two is connected with U type link, be connected with the connecting axle on the U type link, be connected with the fixed block on the connecting axle and with a bevel gear two of bevel gear meshing, the fixed block is connected on positioning platform's bottom surface, the last a plurality of L type locating plates that are used for to the foundry goods location that are equipped with of positioning platform. The utility model discloses the position and the inclination of the position flexibility regulation foundry goods that can repair weld as required need not to remove the foundry goods many times, has reduced the work load, has reduced the work degree of difficulty, has improved work efficiency, can once accomplish repair welding work to the foundry goods and guarantee the repair welding quality.

Description

Positioning device for repair welding of magnesium alloy castings

Technical Field

The utility model relates to a magnesium alloy casting technical field especially relates to a positioner that is used for magnesium alloy casting repair welding.

Background

The magnesium alloy casting is widely applied to industries of aviation, aerospace, automobiles, machinery and the like due to the characteristics of small density, high specific strength and the like. In the production of magnesium alloy castings, the castings are usually repaired in a repair welding mode so as to reduce the rejection rate of defective products. In the traditional technology, the casting repair welding is usually carried out manually, and the casting needs to be fixed on a positioning platform before repair welding. Because the number and the positions of the repair welding required on one casting are not unique, the repair welding of all the defect positions on one casting can be completed only by changing the positions of the castings for many times in the repair welding process, which is troublesome; in addition, some positions needing repair welding are located on the side face of the casting, and the front face of the casting cannot face an operator, so that the difficulty of repair welding is increased, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides a positioner for magnesium alloy casting repair welding.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a positioner for magnesium alloy casting repair welding, includes the base, still includes location platform, it is equipped with along the pivot one that vertical direction extends to rotate on the base, pivot one is connected with actuating mechanism one, and the top of pivot one is connected with bevel gear one, and a pivot overcoat is equipped with pivot two, pivot two is connected with actuating mechanism two, and the top of pivot two is connected with U type link, rotate on the U type link and be connected with the connecting axle that the level extends, be connected with fixed block and bevel gear two with bevel gear one meshing on the connecting axle, the fixed block is connected on location platform's bottom surface, the last L type locating plate that is used for the foundry goods location that is equipped with of location platform.

Preferably, the first driving mechanism comprises a first driving motor, a first driving gear and a first driven gear, the first driving motor is fixed on the base, the first driving gear is in transmission connection with the first driving motor, and the first driven gear is connected to the first rotating shaft and meshed with the first driving gear.

Preferably, the second driving mechanism comprises a second driving motor, a second driving gear and a second driven gear, the second driving motor is fixed on the base, the second driving gear is in transmission connection with the second driving motor, and the second driven gear is connected to the second rotating shaft and is meshed with the second driving gear.

Preferably, the second rotating shaft is rotatably connected in a supporting sleeve, and the supporting sleeve is connected to the base through a bracket.

Preferably, each positioning platform is provided with a positioning long hole corresponding to each L-shaped positioning plate, and each L-shaped positioning plate is slidably matched with each positioning long hole and fixed on the positioning platform through a bolt arranged in each positioning long hole.

The utility model discloses the position and the inclination of the position flexibility regulation foundry goods that can repair weld as required need not to remove the foundry goods many times, has reduced the work load, has reduced the work degree of difficulty, has improved work efficiency, can once accomplish repair welding work to the foundry goods and guarantee the repair welding quality.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a top view of the positioning platform of fig. 1.

In the figure: the device comprises a base 1, a positioning platform 2, a first rotating shaft 3, a first bevel gear 4, a second rotating shaft 5, a 6U-shaped connecting frame, a connecting shaft 7, an 8L-shaped positioning plate, a first driving motor 9, a first driven gear 10, a second driving motor 11, a second driven gear 12, a supporting sleeve 13 and a positioning long hole 14.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-2, a positioning device for repair welding of magnesium alloy castings comprises a base 1 and a positioning platform 2, wherein a first rotating shaft 3 extending in the vertical direction is rotatably arranged on the base 1, the first rotating shaft 3 is connected with a first driving mechanism, the top end of the first rotating shaft 3 is connected with a first bevel gear 4, a second rotating shaft 5 is sleeved outside the first rotating shaft 3, the second rotating shaft 5 is connected with a second driving mechanism, the top end of the second rotating shaft 5 is connected with a U-shaped connecting frame 6, the U-shaped connecting frame 6 is rotatably connected with a connecting shaft 7 extending horizontally, a fixing block and a second bevel gear meshed with the first bevel gear 4 are connected onto the connecting shaft 7, the fixing block is connected onto the bottom surface of the positioning platform 2, and four L-shaped positioning plates 8 for positioning castings are arranged on the positioning platform 2. In this embodiment, the first rotating shaft and the second rotating shaft are in clearance fit, and the first rotating shaft and the second rotating shaft do not affect each other when rotating.

The first driving mechanism comprises a first driving motor 9, a first driving gear and a first driven gear 10, the first driving motor 9 is fixed on the base 1, the first driving gear is in transmission connection with the first driving motor 9, and the first driven gear 10 is connected to the first rotating shaft 3 and meshed with the first driving gear.

The second driving mechanism comprises a second driving motor 11, a second driving gear and a second driven gear 12, the second driving motor 11 is fixed on the base 1, the second driving gear is in transmission connection with the second driving motor 11, and the second driven gear 12 is connected to the second rotating shaft 5 and is meshed with the second driving gear.

The second rotating shaft 5 is rotatably connected into a supporting sleeve 13, and the supporting sleeve 13 is connected onto the base 1 through a support.

The positioning platform 2 is provided with a positioning long hole 14 corresponding to each L-shaped positioning plate 8, and the L-shaped positioning plates 8 are in sliding fit with the positioning long holes 14 and are fixed on the positioning platform 2 through bolts arranged in the positioning long holes 14.

When the casting angle adjusting device is used, a casting is fixed on the positioning platform 2 through the L-shaped positioning plate 8, when the first driving motor 9 is started and the second driving motor 11 is closed, the first rotating shaft 3 rotates, the second rotating shaft 5 does not move, the first bevel gear 4 rotates at the moment, the second bevel gear drives the connecting shaft 7 to rotate, and the inclination angle of the positioning platform 2 can be adjusted; when the first driving motor 9 and the second driving motor 11 are started simultaneously, the first rotating shaft 3 and the second rotating shaft 5 rotate synchronously, at the moment, the first bevel gear 4 rotates synchronously along with the first rotating shaft 3, the second bevel gear rotates synchronously along with the second rotating shaft 5, and the positioning platform 2 rotates around the second rotating shaft at a fixed inclination angle. In the utility model, the positioning platform 2 can adjust the inclination angle and can rotate, and the position of the casting can be flexibly adjusted according to the defect position of the casting during repair welding, so that the position needing repair welding faces to an operator, thereby not only saving the workload of moving the casting, reducing the time of repair welding of the casting and improving the working efficiency; but also reduces the repair welding difficulty and ensures the repair welding quality.

In this embodiment, the casting is fixed on the positioning platform through four L-shaped positioning plates 8, so that the casting can be prevented from shifting or falling off when the positioning platform 2 inclines. The L-shaped positioning plate 8 is arranged on the positioning platform in a sliding mode and positioned through bolts, castings of different shapes and sizes can be positioned, and applicability is improved.

The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

Claims

1. The utility model provides a positioner for magnesium alloy casting repair welding, includes the base, its characterized in that: still include locating platform, it is equipped with the pivot one that extends along vertical direction to rotate on the base, pivot one is connected with actuating mechanism one, and the top of pivot one is connected with bevel gear one, and a pivot overcoat is equipped with pivot two, pivot two is connected with actuating mechanism two, and the top of pivot two is connected with U type link, rotate on the U type link and be connected with the connecting axle that the level extends, be connected with the fixed block on the connecting axle and with bevel gear two of a meshing, the fixed block is connected on locating platform's bottom surface, the last L type locating plate that is used for the foundry goods location that is equipped with of locating platform.

2. The positioning device for repair welding of the magnesium alloy casting according to claim 1, characterized in that: the first driving mechanism comprises a first driving motor, a first driving gear and a first driven gear, the first driving motor is fixed on the base, the first driving gear is in transmission connection with the first driving motor, and the first driven gear is connected to the first rotating shaft and meshed with the first driving gear.

3. The positioning device for repair welding of the magnesium alloy casting according to claim 1, characterized in that: the driving mechanism II comprises a driving motor II, a driving gear II and a driven gear II, the driving motor II is fixed on the base, the driving gear II is in transmission connection with the driving motor II, and the driven gear II is connected to the rotating shaft II and is meshed with the driving gear II.

4. The positioning device for repair welding of the magnesium alloy casting according to claim 1, characterized in that: the second rotating shaft is rotatably connected in the supporting sleeve, and the supporting sleeve is connected to the base through a support.

5. The positioning device for repair welding of the magnesium alloy casting according to claim 1, characterized in that: and the positioning platform is provided with a positioning long hole corresponding to each L-shaped positioning plate, and the L-shaped positioning plates are in sliding fit with the positioning long holes and are fixed on the positioning platform through bolts arranged in the positioning long holes.