CN215370546U - Four-angle welding nut with positioning function - Google Patents

Abstract

The utility model discloses a four-corner welded nut with a positioning function, which comprises a first internal threaded pipe, a second internal threaded pipe, convex points and a positioning sleeve, wherein the lowest end of the first internal threaded pipe is provided with the coaxial second internal threaded pipe, the internal diameters of the internal threads of the first internal threaded pipe and the second internal threaded pipe are the same, the external diameter of the first internal threaded pipe is larger than that of the second internal threaded pipe, the lowest end of the outer wall of the second internal threaded pipe is uniformly provided with four matched convex points, and the outer surfaces of the first internal threaded pipe and the second internal threaded pipe are provided with the matched positioning sleeve. According to the utility model, the positioning sleeve is sleeved on the outer surfaces of the first internal thread pipe and the second internal thread pipe, so that the positioning function can be realized on the four-corner welded nut body consisting of the first internal thread pipe, the second internal thread pipe and the salient points, the positioning can be carried out before welding, the welded position is prevented from deviating due to the slippage between the four-corner welded nut and the metal plate, the positioning effect can be enhanced, and the positioning effect is better.

Description

Four-angle welding nut with positioning function

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of nuts, in particular to the technical field of a four-corner welded nut with a positioning function.

[ background of the utility model ]

The four-corner welding nut belongs to one type of welding nut, the outer side of the nut is suitable for welding, the nut can be welded on a metal plate, and the nut can be effectively prevented from loosening. Four welding salient points are arranged on the traditional four-corner welding nut, in the welding process, the four welding salient points are directly welded, and the four-corner welding nut is welded on the metal plate through the welding salient points. However, the surface of the metal plate welded to the four-corner weld nut is generally smooth, and the contact surface between the convex point and the metal plate is also a smooth plane, and thus the metal plate does not have a fixing function, so that the four-corner weld nut may slip when contacting the metal plate, and the welding position of the four-corner weld nut may shift, which reduces the practicability of the weld nut and is inconvenient to use.

[ Utility model ] content

The utility model aims to solve the problems in the prior art, and provides a four-corner welding nut with a positioning function, which can position the four-corner welding nut before welding and avoid the welding position of the four-corner welding nut from shifting.

In order to achieve the purpose, the utility model provides a four-corner welded nut with a positioning function, which comprises a first internal threaded pipe, a second internal threaded pipe, convex points and a positioning sleeve, wherein the lowest end of the first internal threaded pipe is provided with the coaxial second internal threaded pipe, the internal diameters of the internal threads of the first internal threaded pipe and the second internal threaded pipe are the same, the external diameter of the first internal threaded pipe is larger than the external diameter of the second internal threaded pipe, the lowest end of the external wall of the second internal threaded pipe is uniformly provided with four matched convex points, the external surfaces of the first internal threaded pipe and the second internal threaded pipe are provided with corresponding positioning sleeves, each positioning sleeve consists of a third internal threaded pipe, a straight rod, a magnet, a first circular ring, a spring rod and a second circular ring, the external wall of the first internal threaded pipe is provided with external threads matched with the third internal threaded pipe, the third internal threaded pipe is screwed on the external wall of the first internal threaded pipe, the lowest end of the third internal threaded pipe is uniformly provided with four vertically arranged straight rods, the lowest end of each straight rod is provided with a magnet, the inner wall of the lowest end of the third internal thread pipe is provided with a coaxial first circular ring, a coaxial second circular ring is arranged under the first circular ring, the second circular ring is fixed on the second internal thread pipe above the salient point, and a plurality of vertically arranged spring rods are arranged between the first circular ring and the second circular ring and fixed on the lower end face of the first circular ring.

Preferably, when the horizontal height of the upper end surface of the third internally threaded tube is slightly lower than the horizontal height of the lower end surface of the first internally threaded tube, the lowermost end of the third internally threaded tube is located above the salient point, and the spring lever is compressed at this time.

Preferably, the radial length of the salient point is larger than the radial length from the outer wall of the second internal thread pipe to the outer wall of the third internal thread pipe.

Preferably, the straight rod extends out of the lowest end of the salient point when the spring rod is shortened to the shortest.

As preferred, the spring beam comprises first round bar, second round bar, spring, ball, and the up end that first round bar vertical setting and first round bar are fixed terminal surface under first ring, and the lower terminal surface of first round bar is equipped with the blind hole of axial setting, and the second round bar is vertical to stretch into in the blind hole and the second round bar suits with the blind hole, and the top of second round bar even has the spring with the bottom of blind hole, and the bottom adaptability of second round bar is equipped with a ball.

The utility model has the beneficial effects that: according to the utility model, the positioning sleeve is sleeved on the outer surfaces of the first internal thread pipe and the second internal thread pipe, so that the positioning function can be realized on the four-corner welded nut body consisting of the first internal thread pipe, the second internal thread pipe and the salient points, the positioning can be carried out before welding, the welded position is prevented from deviating due to the slippage between the four-corner welded nut and the metal plate, the positioning effect can be enhanced, and the positioning effect is better; the magnet is arranged at the lowest end of the positioning sleeve, and the magnet can enable the positioning sleeve to be fixed conveniently; the spring rod extrusion can generate reverse acting force to be applied to the second circular ring, so that the second circular ring applies pressure to the second internal threaded pipe, the convex points can be positioned on the welding surface of the metal plate, the welding position of the four-corner welding nut is prevented from deviating, and the mounting stability is improved; the balls enable the spring rod to rotate smoothly along with the first ring.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a schematic front view of a quad flat weld nut having a locating function in accordance with the present invention;

fig. 2 is a front view of a spring bar of a four-angle welded nut with a positioning function according to the present invention.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the utility model relates to a four-corner welded nut with a positioning function, which comprises a first internal threaded pipe 1, a second internal threaded pipe 2, salient points 3 and a positioning sleeve 4, wherein the lowest end of the first internal threaded pipe 1 is provided with the coaxial second internal threaded pipe 2, the internal diameters of the internal threads of the first internal threaded pipe 1 and the second internal threaded pipe 2 are the same, the external diameter of the first internal threaded pipe 1 is larger than the external diameter of the second internal threaded pipe 2, the lowest end of the external wall of the second internal threaded pipe 2 is uniformly provided with four corresponding salient points 3, the external surfaces of the first internal threaded pipe 1 and the second internal threaded pipe 2 are provided with the corresponding positioning sleeve 4, the positioning sleeve 4 consists of a third internal threaded pipe 41, a straight rod 42, a magnet 43, a first circular ring 44, a spring rod 45 and a second circular ring 46, the external wall of the first internal threaded pipe 1 is provided with an external thread corresponding to the third internal threaded pipe 41, the third internally threaded tube 41 is screwed on the outer wall of the first internally threaded tube 1, the lowest end of the third internally threaded tube 41 is uniformly provided with four vertically arranged straight bars 42, the lowest end of each straight bar 42 is provided with a magnet 43, the lowest end inner wall of the third internally threaded tube 41 is provided with a coaxial first ring 44, a coaxial second ring 46 is arranged right below the first ring 44, the second ring 46 is fixed on the second internally threaded tube 2 above the salient point 3, a plurality of vertically arranged spring rods 45 are arranged between the first ring 44 and the second ring 46, the spring rods 45 are fixed on the lower end surface of the first ring 44, the lowest end of the third internally threaded tube 41 is in a state above the salient point 3 when the horizontal height of the upper end surface of the third internally threaded tube 41 is slightly lower than the horizontal height of the lower end surface of the first internally threaded tube 1, the spring rods 45 are in a compressed state at the moment, and the radial length of the salient point 3 is greater than the radial length from the outer wall of the second internally threaded tube 2 to the outer wall of the third internally threaded tube 41, straight-bar 42 stretches out from bump 3's the lower extreme when spring lever 45 shortens to the shortest, spring lever 45 comprises first circle pole 451, second circle pole 454, spring 453, ball 455, and first circle pole 451's vertical setting and the up end of first circle pole 451 are fixed at first ring 44 lower extreme, and the lower extreme of first circle pole 451 is equipped with the blind hole 452 of axial setting, and second circle pole 454 vertically stretches into in blind hole 452 and second circle pole 454 suits with blind hole 452, and the top of second circle pole 454 and the bottom of blind hole 452 even have spring 453, and the bottom adaptability of second circle pole 454 is equipped with a ball 455.

The working process of the utility model is as follows:

in the working process of the quadrangular welding nut with the positioning function, the positioning sleeve 4 rotates and moves downwards until the horizontal height of the upper end surface of the third internal threaded pipe 41 is slightly lower than that of the lower end surface of the first internal threaded pipe 1, then the magnet 43 is pressed on the welding surface of the metal plate, the magnet 43 is adsorbed on the welding surface of the metal plate, the spring rod 45 pushes the welding nut against the welding surface of the metal plate, and the salient point 3 is positioned at a proper position of the welding surface of the metal plate. The positioning sleeve 4 is arranged on the outer surfaces of the first internal thread pipe 1 and the second internal thread pipe 2, so that the four-corner welded nut body consisting of the first internal thread pipe 1, the second internal thread pipe 2 and the salient points 3 can be positioned before welding, the welded position is prevented from deviating due to slipping between the four-corner welded nut and a metal plate, the positioning effect can be enhanced, and the positioning effect is better; the magnet 43 is arranged at the lowest end of the positioning sleeve 4, and the magnet 43 can facilitate the fixation of the positioning sleeve 4; the spring rod 45 is extruded to generate reverse acting force to be applied to the second circular ring 46, so that the second circular ring 46 applies pressure to the second internal threaded pipe 2, the salient points 3 can be positioned on the welding surface of the metal plate, the welding position of the four-corner welding nut is prevented from deviating, and the mounting stability is improved; the balls 455 enable the spring lever 45 to smoothly rotate along with the first ring 44.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims (5)

1. The utility model provides a four corners welded nut with locate function which characterized in that: comprises a first internal thread pipe (1), a second internal thread pipe (2), salient points (3) and a positioning sleeve (4), wherein the lowest end of the first internal thread pipe (1) is provided with the coaxial second internal thread pipe (2), the internal thread internal diameters of the first internal thread pipe (1) and the second internal thread pipe (2) are the same, the external diameter of the first internal thread pipe (1) is larger than the external diameter of the second internal thread pipe (2), the lowest end of the outer wall of the second internal thread pipe (2) is uniformly provided with four corresponding salient points (3), the outer surfaces of the first internal thread pipe (1) and the second internal thread pipe (2) are provided with the corresponding positioning sleeve (4), the positioning sleeve (4) consists of a third internal thread pipe (41), a straight rod (42), a magnet (43), a first circular ring (44), a spring rod (45) and a second circular ring (46), the outer wall of the first internal thread pipe (1) is provided with an external thread pipe (41) which is matched with the third internal thread pipe, third internal thread pipe (41) are twisted on the outer wall of first internal thread pipe (1), the lower extreme of third internal thread pipe (41) evenly is equipped with straight-bar (42) of four vertical settings, the lower extreme of every straight-bar (42) is equipped with magnetite (43), the lower extreme inner wall of third internal thread pipe (41) is equipped with coaxial first ring (44), be equipped with coaxial second ring (46) and second ring (46) under first ring (44) and fix on second internal thread pipe (2) of bump (3) top, first ring (44), be equipped with spring beam (45) and spring beam (45) of the vertical setting of a plurality of between second ring (46) and fix terminal surface under first ring (44).

2. A quadrangle weld nut with a locating function as claimed in claim 1, wherein: when the horizontal height of the upper end surface of the third internal threaded pipe (41) is slightly lower than that of the lower end surface of the first internal threaded pipe (1), the lowest end of the third internal threaded pipe (41) is above the salient point (3) and the spring rod (45) is in a compressed state at the moment.

3. A quadrangle weld nut with a locating function as claimed in claim 1, wherein: the radial length of the salient point (3) is greater than the radial length from the outer wall of the second internally threaded pipe (2) to the outer wall of the third internally threaded pipe (41).

4. A quadrangle weld nut with a locating function as claimed in claim 1, wherein: when the spring rod (45) is shortened to the shortest, the straight rod (42) extends out of the lowest end of the salient point (3).

5. A quadrangle weld nut with a locating function as claimed in claim 1, wherein: spring beam (45) are by first round bar (451), second round bar (454), spring (453), ball (455) are constituteed, the up end of first round bar (451) vertical setting and first round bar (451) is fixed at terminal surface under first ring (44), the lower terminal surface of first round bar (451) is equipped with blind hole (452) that the axial set up, second round bar (454) vertically stretch into in blind hole (452) and second round bar (454) suit with blind hole (452), the top of second round bar (454) even has spring (453) with the bottom of blind hole (452), the bottom adaptability of second round bar (454) is equipped with a ball (455).

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