CN217799846U - Positioning device for welding square nut - Google Patents

Abstract

The utility model discloses a positioner of welding square nut, belong to welding square nut field, including the positioner body, the upper right end of positioner body is provided with the motor, the lower extreme of motor is connected with the threaded rod, the surface of threaded rod has cup jointed through the screw and has driven the piece, the left end fixedly connected with cylinder shell of driving the piece, the inside of cylinder shell is provided with first cylinder, the left end of first cylinder is provided with first cylinder pole, there is the space in the middle of two locating pieces that this positioner of welding square nut was provided with, and not on same water flat line with the second cylinder, when the other side nut carries out the position fixation, can pass square pipe, thereby the other side nut carries out firm location, guarantee square nut welded stability, and the height of this locating piece, length, and the distance between two liang of locating pieces is all adjustable, so can be to the nut of different positions, and the nut of different models fixes a position, the flexibility is higher, application scope is wider, do benefit to the use.

Description

Positioning device for welding square nut

Technical Field

The utility model relates to a welding square nut field, more specifically say, relate to a positioner of welding square nut.

Background

The welding square nut is a square nut, and when welding, in order to ensure the welding stability of the square nut, the position of the square nut needs to be fixed by means of a positioning device, so that the welding stability is ensured.

At present, when welding square nut, need use positioner to fix the position of nut usually to guarantee welded stability, but when fixing a position the nut, have some square nuts to cup joint at square outside of tubes surface, the positioner upper end is sealed, can not pass square tubes, so there is the limitation in the other side nut location, and positioner is fixed simultaneously, can only fix the nut with the model, with the position, and the flexibility is lower, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

Problem to exist among the prior art, an object of the utility model is to provide a positioner of welding square nut, there is the space in the middle of two locating pieces that it was provided with, and not on same water flat line with the second cylinder, when the other side nut carries out rigidity, can pass square pipe, thereby the other side nut stabilizes the location, guarantee square nut welded stability, and the height of this locating piece, length, and the distance between two liang of locating pieces is all adjustable, so can be to the nut of different positions, and the nut of different models fixes a position, the flexibility is higher, application scope is wider, do benefit to the use.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a positioner of welding square nut, includes the positioner body, the upper right end of positioner body is provided with the motor, the lower extreme of motor is connected with the threaded rod, the surface of threaded rod has cup jointed the drive piece through the screw, the left end fixedly connected with cylinder housing of drive piece, the inside of cylinder housing is provided with first cylinder, the left end of first cylinder is provided with first cylinder pole, the left end fixedly connected with backup pad of first cylinder pole, the lower extreme symmetric connection of backup pad has the second cylinder, the second cylinder is provided with the second cylinder pole, the terminal fixedly connected with connecting rod of second cylinder pole, the terminal fixedly connected with locating piece of connecting rod, there is the space in the middle of two locating pieces that this positioner of welding square nut was provided with, and is not on the same water flat line with the second cylinder, when the other side nut carries out the rigidity, can pass the side pipe to the other side nut carries out firm location, guarantees the stability of square nut welding, and this locating piece height, length, and the distance between two liang can all adjust, so can fix the nut of different positions, and the nut of different models is higher, and application scope does benefit to wider application.

Further, the lower extreme and the positioner body of threaded rod rotate to be connected, and the positioner body has the effect of supporting and balanced threaded rod, and does not hinder the threaded rod and rotate.

Furthermore, the right-hand member fixedly connected with bracing piece of drive piece, bracing piece and positioner body sliding connection, the bracing piece has the effect of supporting the tape motion piece and restricting the tape motion piece position for the drive piece can only follow the threaded rod and reciprocate, can not remove, rotate in other position.

Further, the inside right-hand member of bracing piece is provided with the ball, the right-hand member of positioner body is provided with the spout, ball and spout sliding connection, ball have the effect that reduces contact area and friction force between bracing piece and the positioner body to guarantee that the bracing piece does not influence the smooth nature that drives the piece and reciprocate when the restriction drives the piece position.

Furthermore, the second cylinder rod, the connecting rod and the locating block are arranged in two numbers, the locating block is arranged in two second cylinders and the locating block, the square nut can be clamped and located through the locating block, and meanwhile the distance between the two locating blocks can be adjusted at will, so that the square nuts of different models are located.

Compared with the prior art, the utility model has the advantages of:

(1) There is the space in the middle of this scheme two locating pieces that are provided with, and not on same water flat line with the second cylinder, when the other side nut carries out the position fixed, can pass square pipe to the other side nut fixes a position firmly, guarantees square nut welded stability, and the height of this locating piece, length, and the distance between two liang of locating pieces is all adjustable, so can be to the nut of different positions, and the nut of different models fixes a position, and the flexibility is higher, and application scope is wider, does benefit to the use.

(2) The lower extreme and the positioner body of threaded rod rotate to be connected, and the positioner body has the effect of supporting and balanced threaded rod, and does not hinder the threaded rod and rotate.

(3) The right-hand member fixedly connected with bracing piece of drive piece, bracing piece and positioner body sliding connection, the bracing piece has the effect of supporting the drive piece and restricting the drive piece position for the drive piece can only follow the threaded rod and reciprocate, can not remove, rotate in other positions.

(4) The inside right-hand member of bracing piece is provided with the ball, and the right-hand member of positioner body is provided with the spout, ball and spout sliding connection, and the ball has the effect that reduces contact area and frictional force between bracing piece and the positioner body to guarantee that the bracing piece does not influence the smoothness nature that drives the piece and reciprocate when the restriction drives the piece position.

(5) The second cylinder, the second cylinder rod, the connecting rod and the locating block are arranged in two numbers, the locating block is arranged in two numbers, the square nut can be clamped and located through the two second cylinders and the locating block, and meanwhile the distance between the two locating blocks can be adjusted at will, so that the square nuts of different models are located.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the positioning block of the present invention;

FIG. 3 is an enlarged view of the positioning block connection of the present invention;

fig. 4 is an enlarged view of fig. 1 at a.

The numbering in the figures illustrates:

the device comprises a positioning device body 1, a motor 2, a threaded rod 3, a driving block 4, a supporting rod 5, a ball 6, a sliding groove 7, an air cylinder shell 8, a first air cylinder 9, a first air cylinder rod 10, a supporting plate 11, a second air cylinder 12, a second air cylinder rod 13, a connecting rod 14 and a positioning block 15.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, a positioning device for welding a square nut comprises a positioning device body 1 and fig. 1-4, wherein a motor 2 is arranged at the upper right end of the positioning device body 1, the motor 2 is a forward and reverse rotation motor, and belongs to the prior art, a lower end of the motor 2 is connected with a threaded rod 3, an outer surface of the threaded rod 3 is sleeved with a driving block 4 through a thread, a left end of the driving block 4 is fixedly connected with a cylinder shell 8, the cylinder shell 8 has a function of fixing a first cylinder 9, the first cylinder 9 is arranged inside the cylinder shell 8, the first cylinder 9 has a function of driving a positioning block 15 to horizontally move and adjust the position, a left end of the first cylinder 9 is provided with a first cylinder rod 10, a left end of the first cylinder rod 10 is fixedly connected with a supporting plate 11, a lower end of the supporting plate 11 is symmetrically connected with a second cylinder 12, the second cylinder 12 is provided with two positioning blocks 15 which are respectively controlled, the distance between the two positioning blocks 15 is adjusted, so as to adjust the distance according to the type of the square nut, the square nut is fixedly clamped with a second cylinder rod 12, a connecting rod 13 is fixedly connected with a connecting rod 14, a terminal of the connecting rod 14 is fixedly connected with the positioning block 15, and a surface of the square nut is clamped with the positioning block 15, and the square nut is clamped with the nut, and the positioning block 15, and the square nut, and the nut is clamped on the nut.

Please refer to fig. 1 and 4, the lower end of the threaded rod 3 is rotatably connected with the positioning device body 1, the positioning device body 1 has the function of supporting and balancing the threaded rod 3, and does not hinder the threaded rod 3 from rotating, the right end of the driving block 4 is fixedly connected with a supporting rod 5, the supporting rod 5 is slidably connected with the positioning device body 1, the supporting rod 5 has the functions of supporting the driving block 4 and limiting the position of the driving block 4, so that the driving block 4 can only move up and down along with the threaded rod 3, and can not move and rotate in other directions.

Referring to fig. 2, fig. 3 and fig. 4, a ball 6 is disposed at the right end of the inside of the supporting rod 5, a chute 7 is disposed at the right end of the positioning device body 1, the ball 6 is slidably connected to the chute 7, the ball 6 has an effect of reducing the contact area and the friction force between the supporting rod 5 and the positioning device body 1, so as to ensure that the supporting rod 5 does not affect the smoothness of the up-and-down movement of the driving block 4 when limiting the position of the driving block 4, two second cylinders 12, two second cylinder rods 13, two connecting rods 14 and two positioning blocks 15 are disposed, the arrangement of the two second cylinders 12 and the positioning blocks 15 ensures that the positioning blocks 15 can clamp the square nuts for positioning, and the distance between the two positioning blocks 15 can be adjusted at will, thereby positioning the square nuts of different models.

This positioner of welding square nut when using, cup joint the square nut on needs welded square pipe surface, then use positioner body 1 to fix a position of square nut, open first cylinder 9, first cylinder 9 drives backup pad 11 and locating piece 15 through first cylinder pole 10 and moves left, until locating piece 15 moves to and aligns with the vertical position of square nut, then open motor 2's reversal switch, motor 2 drives threaded rod 3 anticlockwise rotation, because drive block 4 and threaded rod 3's threaded connection, make drive block 4 drive locating piece 15 and move down, until moving locating piece 15 to the upper surface parallel and level with the square nut, open second cylinder 12 this moment, second cylinder 12 drives locating piece 15 and connecting rod 14 through second cylinder pole 13 and connecting rod 14 and moves towards each other, locating piece 15 presss from both sides the square nut and fixes, thereby fix its position, after fixing the square nut, can weld it, the effect that has the welding stability is guaranteed, and the locating piece 15 position that this positioner body 1 set up can adjust in a flexible way, and can fix the position to the square nut of different models, and be favorable to use wide scope.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a positioner of welding square nut, includes positioner body (1), its characterized in that: the positioning device is characterized in that a motor (2) is arranged at the upper right end of the positioning device body (1), a threaded rod (3) is connected to the lower end of the motor (2), a driving block (4) is sleeved on the outer surface of the threaded rod (3) through threads, a cylinder shell (8) is fixedly connected to the left end of the driving block (4), a first cylinder (9) is arranged inside the cylinder shell (8), a first cylinder rod (10) is arranged at the left end of the first cylinder (9), a supporting plate (11) is fixedly connected to the left end of the first cylinder rod (10), a second cylinder (12) is symmetrically connected to the lower end of the supporting plate (11), a second cylinder rod (13) is arranged on the second cylinder (12), a connecting rod (14) is fixedly connected to the tail end of the second cylinder rod (13), and a positioning block (15) is fixedly connected to the tail end of the connecting rod (14).

2. The positioning device for the welding square nut as claimed in claim 1, wherein: the lower end of the threaded rod (3) is rotatably connected with the positioning device body (1).

3. The positioning device for the welding square nut as claimed in claim 1, wherein: the right end of the driving block (4) is fixedly connected with a supporting rod (5), and the supporting rod (5) is connected with the positioning device body (1) in a sliding mode.

4. The positioning device for the welding square nut as claimed in claim 3, wherein: the inner right end of the supporting rod (5) is provided with a ball (6), the right end of the positioning device body (1) is provided with a sliding groove (7), and the ball (6) is connected with the sliding groove (7) in a sliding mode.

5. The positioning device for the welding square nut as claimed in claim 1, wherein: the number of the second air cylinders (12), the number of the second air cylinder rods (13), the number of the connecting rods (14) and the number of the positioning blocks (15) are two.

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