CN215432300U - Pin for positioning complex special-shaped welding part - Google Patents

Abstract

The utility model discloses a pin for positioning a complex special-shaped welding piece, which comprises a base, wherein grooves are formed in the front end and the rear end of the base, a sleeve is arranged inside the base, a positioning pin is arranged inside the sleeve, the upper end of the positioning pin is connected with a connecting plate, the upper end of the connecting plate is provided with a connecting seat, the inner side of the connecting seat is rotatably connected with a threaded rod, the top end of the threaded rod is connected with a handle, and the outer side of the threaded rod is connected with a fixing plate. According to the pin for positioning the complex special-shaped welding piece, the sleeve is arranged in the base, and the positioning pin and the threaded rod are arranged in the sleeve, so that when the welding piece is positioned, the extension and retraction of the positioning pin can be adjusted at will only by rotating the handle, and the positioning operation of the welding piece is facilitated; the locating pin has the advantages of simple structure, exquisite design and wide application range, greatly reduces the difficulty of a welding process, and can effectively avoid defective products caused by welding.

Description

Pin for positioning complex special-shaped welding part

Technical Field

The utility model relates to the technical field of welding auxiliary structures, in particular to a pin for positioning a complex special-shaped welding part.

Background

Pins, i.e. dowels, are commonly used to hold several separate articles together or as supports for one article hanging from another. However, when welding parts with complex shapes and high welding precision are spliced, the positioning requirement of the existing pin for the welding parts is high, time and labor are wasted in the positioning and installation process, the welding parts cannot be positioned quickly and accurately, the difficulty of the welding process is increased, defective products caused by welding are improved, and therefore the pin for positioning the complex special-shaped welding parts is provided.

Disclosure of Invention

The utility model mainly aims to provide a pin for positioning a welding part with complicated shape, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a pin for complicated dysmorphism welding member location usefulness, includes the base, the front end and the rear end of base all set up flutedly, and the inside of base is provided with the sleeve, telescopic inside is provided with the locating pin, the upper end of locating pin is connected with the connecting plate, the upper end of connecting plate is provided with the connecting seat, the inboard rotation of connecting seat is connected with the threaded rod, the top of threaded rod is connected with the handle, and the outside of threaded rod is connected with the fixed plate.

Preferably, telescopic upper end fixedly connected with extends the layer board, and extends the inner wall and the telescopic inner wall parallel and level of layer board, telescopic outside symmetric connection has two sets of stoppers, and the stopper coincide with the shape of recess.

Preferably, the connecting plate sets up in telescopic inside, and the terminal surface of connecting plate and the laminating of telescopic inner wall, locating pin and connecting plate fixed connection, and the locating pin runs through the base, connecting seat and connecting plate fixed connection, and the inboard junction that is close to the connecting plate of connecting seat has seted up the spacing groove, and the spacing groove is annular structure.

Preferably, the end of threaded rod is provided with the limiting plate, and imbeds the spacing inslot, the threaded rod runs through the fixed plate, and with fixed plate threaded connection, fixed plate swing joint in the upper end of extending the layer board, and the fixed plate with extend and be connected with connecting bolt between the layer board to it is fixed through connecting bolt, connecting bolt adopts hexagon socket head cap screw.

Preferably, the handle is fixedly connected with the threaded rod.

Preferably, the sleeve is embedded in the inner side of the base, and the extension supporting plate is just positioned at the upper end of the base and connected with the base through a connecting bolt.

Preferably, the lower end surfaces of the two sides of the base are symmetrically provided with mounting holes.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the sleeve is arranged in the base, and the positioning pin and the threaded rod are arranged in the sleeve, so that when the welding parts which are complex in shape and high in accuracy after welding are spliced and positioned, the extension and retraction of the positioning pin can be randomly adjusted by rotating the handle, and the positioning operation of the welding parts is facilitated.

(2) In the utility model, the locating pin has simple structure, exquisite design and wide application range, greatly reduces the difficulty of the welding process and can effectively avoid defective products caused by welding.

Drawings

FIG. 1 is a schematic view of the overall structure of a pin for positioning a complex special-shaped welding part according to the present invention;

FIG. 2 is a front view of a dowel pin for locating a complex profile weld of the present invention after adjustment of the locating pin;

FIG. 3 is a half-sectional view of the present invention for positioning a complex shaped weld;

FIG. 4 is a schematic view of a base structure of a pin for positioning a complex special-shaped welding member according to the present invention;

fig. 5 is an exploded view of a portion of a pin for locating a complex shaped weld of the present invention.

In the figure: 1. a base; 2. a groove; 3. a sleeve; 4. a limiting block; 5. an extension pallet; 6. positioning pins; 7. a connecting plate; 8. a connecting seat; 9. a threaded rod; 10. a handle; 11. a fixing plate; 12. and connecting the bolts.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a pin for location of complicated dysmorphism welding piece, including base 1, base 1's front end and rear end are all seted up flutedly 2, and base 1's inside is provided with sleeve 3, sleeve 3's upper end fixedly connected with extends layer board 5, and extend layer board 5's inner wall and sleeve 3's inner wall parallel and level, can play the effect of holding up sleeve 3 through extending layer board 5, can increase sleeve 3's stability, sleeve 3's outside symmetric connection has two sets of stopper 4, and stopper 4 coincide with the shape of recess 2, through stopper 4 cooperation recess 2, can play the limiting action to sleeve 3's the outside, can prevent that sleeve 3 from rotating inside base 1, sleeve 3 imbeds the inboard of base 1, and extend layer board 5 and just be located base 1's upper end, and be connected with base 1 through connecting bolt 12.

The positioning pin 6 is arranged in the sleeve 3, the upper end of the positioning pin 6 is connected with the connecting plate 7, the connecting plate 7 is arranged in the sleeve 3, the end face of the connecting plate 7 is attached to the inner wall of the sleeve 3, the connecting plate 7 can slide in the sleeve 3, the positioning pin 6 is fixedly connected with the connecting plate 7, the positioning pin 6 penetrates through the base 1, the connecting seat 8 is arranged at the upper end of the connecting plate 7, the connecting seat 8 is fixedly connected with the connecting plate 7, a limiting groove is formed in the inner side of the connecting seat 8, close to the joint of the connecting plate 7, and is of an annular structure, the threaded rod 9 is rotatably connected to the inner side of the connecting seat 8, so that the threaded rod 9 can be limited, the threaded rod 9 is prevented from being separated from the connecting seat 8, the threaded rod 9 can conveniently rotate in the connecting seat 8, the tail end of the threaded rod 9 is provided with a limiting plate which is embedded into the limiting groove, and the outer side of the threaded rod 9 is connected with the fixing plate 11, the threaded rod 9 penetrates through the fixing plate 11 and is in threaded connection with the fixing plate 11.

Fixed plate 11 swing joint is in the upper end of extending layer board 5, and fixed plate 11 with extend and be connected with connecting bolt 12 between the layer board 5, and fixed through connecting bolt 12, connecting bolt 12 adopts hexagon socket head cap screw, utilizes connecting bolt 12 to fix fixed plate 11, can make threaded rod 9 take place to rotate in fixed plate 11 inboardly, is favorable to threaded rod 9 to drive stretching out and retracting of locating pin 6, the top of threaded rod 9 is connected with handle 10.

The lower end surfaces of the two sides of the base 1 are symmetrically provided with mounting holes.

It should be noted that, the utility model is a pin for positioning a complex special-shaped welding part, when a welding part with a complex shape and requiring high accuracy after welding needs to be spliced, the base 1 is fixed on the surface of the welding part through a bolt, the handle 10 is rotated, and the threaded rod 9 moves along the inner part of the sleeve 3 under the action of the thread, so that the connecting plate 7 is driven to slide along the inner wall of the sleeve 3, the extension and retraction of the positioning pin 6 can be adjusted at will, the welding part can be determined, the welding part can be conveniently spliced, the difficulty of a welding process is greatly reduced, and defective products caused by welding can be effectively avoided.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. A pin for the positioning of complex special-shaped weldments, comprising a base (1), characterized in that: the utility model discloses a socket for fixing a lamp, including base (1), locating pin (6), connecting plate (7), connecting seat (8), the inboard rotation of connecting seat (8) is connected with threaded rod (9), the top of threaded rod (9) is connected with handle (10), and the outside of threaded rod (9) is connected with fixed plate (11), and the inside of base (1) is provided with sleeve (3), the inside of sleeve (3) is provided with locating pin (6), the upper end of locating pin (6) is connected with connecting plate (7), the upper end of connecting plate (7) is provided with connecting seat (8).

2. A pin for locating a complex shaped weld according to claim 1, wherein: the upper end fixedly connected with of sleeve (3) extends layer board (5), and extends the inner wall parallel and level of inner wall and sleeve (3) of layer board (5), the outside symmetric connection of sleeve (3) has two sets of stopper (4), and stopper (4) coincide with the shape of recess (2).

3. A pin for locating a complex shaped weld according to claim 1, wherein: connecting plate (7) set up in the inside of sleeve (3), and the terminal surface of connecting plate (7) and the inner wall laminating of sleeve (3), locating pin (6) and connecting plate (7) fixed connection, and locating pin (6) run through base (1), connecting seat (8) and connecting plate (7) fixed connection, and the inboard junction that is close to connecting plate (7) of connecting seat (8) has seted up the spacing groove, and the spacing groove is annular structure.

4. A pin for locating a complex shaped weld according to claim 3, wherein: the end of threaded rod (9) is provided with the limiting plate, and imbeds the spacing inslot, threaded rod (9) run through fixed plate (11), and with fixed plate (11) threaded connection, fixed plate (11) swing joint in the upper end of extending layer board (5), and fixed plate (11) and extend and be connected with connecting bolt (12) between layer board (5) to it is fixed through connecting bolt (12), hexagonal bolt in connecting bolt (12) adoption.

5. A pin for locating a complex shaped weld according to claim 1, wherein: the handle (10) is fixedly connected with the threaded rod (9).

6. A pin for locating a complex shaped weld according to claim 2, wherein: the sleeve (3) is embedded into the inner side of the base (1), the extending supporting plate (5) is just positioned at the upper end of the base (1), and the extending supporting plate is connected with the base (1) through a connecting bolt (12).

7. A pin for locating a complex shaped weld according to claim 1, wherein: the lower end surfaces of two sides of the base (1) are symmetrically provided with mounting holes.

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