CN217394159U

CN217394159U - Nut welding tool

Info

Publication number: CN217394159U
Application number: CN202220550846.2U
Authority: CN
Inventors: 王敬; 丰奇伟
Original assignee: Takatsu Tianjin Automotive Equipment Co ltd
Current assignee: Takatsu Tianjin Automotive Equipment Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-09-09
Anticipated expiration: 2032-03-10

Abstract

The utility model provides a nut welding frock, including installation pipe, slide bar, the installation pipe is including the installation department, the work portion that connect gradually, the diameter of work portion is greater than the diameter of installation department, the diameter of work portion and the internal diameter phase-match of treating welding nut, the tight portion in slide bar top, the tight portion in top is installed in work portion inboardly, the tight portion in top is the cone structure, and just closes on the one end diameter of installation department great, the tight hole in top that work portion lateral wall was opened has the tight portion in top that corresponds in top, be equipped with the tight piece in top in the tight hole in top, the terminal surface that the tight piece in top closes on top level portion is the inclined plane structure, and the inclination phase-match of inclination and the tight portion in top, be equipped with the elastic component between tight piece in top and the installation department. The utility model discloses beneficial effect: the work efficiency of nut welding is improved.

Description

Nut welding tool

Technical Field

The utility model belongs to the technical field of the nut welding, especially, relate to a nut welding frock.

Background

In the production and manufacturing process of automobiles, nuts need to be welded at the positions of positioning holes of automobile bodies. The current operation mode needs two people to cooperate, places in the assigned position with calliper clamping nut alone, welds alone in addition, and welded work efficiency is low, and will treat that welded nut places the position at the locating hole be, produces the problem that can not align the position very easily, influences follow-up installation accuracy.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a nut welding frock to solve the low problem of welding nut work efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a nut welding frock, includes installation pipe, slide bar, the installation pipe is including installation department, the working portion that connects gradually, the diameter of working portion is greater than the diameter of installation department, the diameter of working portion and the internal diameter phase-match of treating welding nut, the tight portion in slide bar top, the tight portion in top is installed in the working portion inboard, the tight portion in top is the cone structure, and just it is great to close on the one end diameter of installation department, the working portion lateral wall is opened there is the tight hole in top that corresponds with the tight portion in top, the tight piece in top is equipped with the tight piece in top, the tight piece in top closes on the terminal surface of top level portion and is the inclined plane structure, and the inclination phase-match of inclination and the tight portion in top, be equipped with the elastic component between tight piece in top and the installation department.

Further, the slide bar comprises a tightening part and a connecting part which are connected in sequence, and the connecting part is installed on the inner side of the installation part.

Furthermore, the outer side of one end of the working part close to the installation part is fixedly provided with a strong magnetic block.

Furthermore, the end face of one end, close to the working part, of the jacking block is provided with anti-skid grains.

Further, the elastic component is the structure of elasticity rubber material, the tight piece in top is close to the one end of tight portion in top and is set firmly the baffle, the elastic component is installed between baffle and work portion.

Further, the connecting portion outside has set firmly and has kept off the ring, the diameter that keeps off the ring is in the internal diameter phase-match of installation department, the one end that the work portion was kept away from to the installation department is equipped with adjusting nut, adjusting nut is last to be opened the mounting hole that has corresponding with connecting portion, the diameter of mounting hole and the diameter phase-match of connecting portion, the connecting portion outside is equipped with reset spring, reset spring is located and keeps off between ring and the adjusting nut.

Furthermore, the outer side of one end, far away from the working part, of the mounting part is provided with an external thread, and the adjusting nut is in threaded connection with the mounting part.

Furthermore, the one end that tight portion in top was kept away from to connecting portion is equipped with the handle, the outside that tight portion one end in top was kept away from to connecting portion opens there is the external screw thread, it has the screw hole with connecting portion external screw thread assorted to open on hand, handle and connecting portion threaded connection.

Furthermore, the slide bar and the installation pipe are coaxially arranged, and the number of the jacking holes is more than two and is uniformly distributed on the side wall of the working part.

Compared with the prior art, a nut welding frock have following beneficial effect:

(1) a nut welding frock, operation process is very convenient, only needs can accomplish alone and treat welded nut's welding operation, has improved work efficiency.

(2) A nut welding frock, strong magnetism piece is inhaled tightly and is treated weld nut, prevents to treat weld nut and drops.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a tool according to an embodiment of the present invention;

fig. 2 is a schematic view of a slide bar according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an installation pipe according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a tightening block according to an embodiment of the present invention;

fig. 5 is a schematic view of a cross-sectional structure of a tool according to an embodiment of the present invention;

fig. 6 is a schematic view of a front and rear section structure of a tool in an embodiment of the present invention.

Description of reference numerals:

1-a plate to be welded; 2-a nut to be welded; 3-installing a pipe; 4-a slide bar; 5-adjusting the nut; 6-a handle; 7-a jacking block; 8-a strong magnetic block; 9-a return spring; 10-an elastic member; 301-a mounting portion; 302-a working part; 303-tightening the hole; 401-a connecting portion; 402-a baffle ring; 403-a tightening part; 701-a baffle plate; 702-non-slip texture.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 3, a nut welding tool comprises a mounting tube 3 and a sliding rod 4, the mounting tube 3 comprises a mounting portion 301 and a working portion 302 which are connected in sequence, the diameter of the working portion 302 is larger than that of the mounting portion 301, the diameter of the working portion 302 is matched with the inner diameter of a nut 2 to be welded, the sliding rod 4 comprises a tightening portion 403 and a connecting portion 401 which are connected in sequence, the tightening portion 403 is mounted on the inner side of the working portion 302, the connecting portion 401 is mounted on the inner side of the mounting portion 301, the sliding rod 4 and the mounting tube 3 are coaxially arranged, the sliding rod 4 can slide in the mounting tube 3, tightening holes 303 corresponding to the tightening portion 403 are formed in the side wall of the working portion 302, the preferable number of the tightening holes 303 is four, the elastic pieces are uniformly distributed on the side wall of the working part 302, the jacking blocks 7 are arranged in the four jacking holes 303, the elastic pieces 10 are arranged between the jacking blocks 7 and the mounting part 301, and the jacking blocks 7 can slide in the jacking holes 303. The outer side of one end of the working part 302 close to the installation part 301 is fixedly provided with a strong magnet 8.

As shown in fig. 4, the end face of the tightening block 7 near one end of the working portion 302 is provided with anti-slip lines 702, and the anti-slip lines 702 increase the friction between the tightening block 7 and the positioning hole, thereby improving the stability of the tool in the use process. The elastic element 10 is a structural member made of elastic rubber, a baffle 701 is fixedly arranged at one end of the tightening block 7 close to the tightening part 403, and the elastic element 10 is arranged between the baffle 701 and the working part 302.

As shown in fig. 5, a retaining ring 402 is fixedly arranged on the outer side of the connecting portion 401, the diameter of the retaining ring 402 is matched with the inner diameter of the mounting portion 301, an adjusting nut 5 is arranged at one end of the mounting portion 301 away from the work, a mounting hole corresponding to the connecting portion 401 is formed in the adjusting nut 5, the diameter of the mounting hole is matched with the diameter of the connecting portion 401, a return spring 9 is arranged on the outer side of the connecting portion 401, and the return spring 9 is located between the retaining ring 402 and the adjusting nut 5. The one end outside that work portion 302 was kept away from to installation department 301 is equipped with the external screw thread, and adjusting nut 5 and installation department 301 threaded connection lead to elasticity adjusting nut 5, can change reset spring 9's length, and then adjust reset spring 9's elasticity. One end of the connecting portion 401, which is far away from the tightening portion 403, is provided with a handle 6, the outer side of one end of the connecting portion 401, which is far away from the tightening portion 403, is provided with an external thread, the handle 6 is provided with a threaded hole matched with the external thread of the connecting portion 401, and the handle 6 is in threaded connection with the connecting portion 401.

During assembly fixture, earlier with elastic component 10 and the installation of the tight piece 7 in top together, then install four tight pieces 7 in work portion 302 to the tight hole 303 in top, then insert the tight portion 403 one end in top of slide bar 4 from the installation department 301 one end of installation pipe 3, the tight piece 7 in top 403 is spacing in top, prevent tight piece 7 roll-off in the tight hole 303 in top, then install reset spring 9 in the outside of connecting portion 401, screw up adjusting nut 5, at last be in the same place handle 6 and connecting portion 401 threaded connection.

During the working process, as shown in fig. 6, the sectional view at the upper part in the drawing is a schematic view of the jacking block 7 jacking the inner side of the positioning hole, and the sectional view at the upper part in the drawing is a schematic view of the jacking block 7 releasing the jacking from the inner side of the positioning hole, step one, the handle 6 is moved outwards, the handle 6 drives the sliding rod 4 to move outwards, the reset spring 9 is compressed, the jacking part 403 moves towards the direction away from the plate 1 to be welded, the jacking block 7 moves towards the axial center of the working part 302 under the elastic force of the elastic piece 10, then the nut 2 to be welded is inserted from one end of the working part 302 of the mounting pipe 3, and the strong magnetic block 8 sucks the nut 2 to be welded tightly to prevent the nut 2 to be welded from falling off; secondly, inserting the working part 302 into a positioning hole of a plate 1 to be welded of a vehicle body, pressing the device towards the direction of the plate 1 to be welded to enable the nut 2 to be welded to be in tight contact with the plate 1 to be welded, loosening the handle 6, moving the sliding rod 4 towards the direction of the positioning hole under the action of elastic force of the reset spring 9, tightly pressing the pressing block 7 at the outer side of the pressing part 403 of the sliding rod 4, pressing the inner side of the positioning hole at the end face, far away from the axis of the working part 302, of the pressing block 7, compressing the elastic part 10, wherein the number of the pressing blocks 7 is four, the pressing blocks are uniformly distributed on the side wall of the working part 302, and the sliding rod 4 and the mounting pipe 3 are coaxially arranged, so that the working part 302 and the positioning hole are coaxially arranged, the coaxiality of the nut 2 to be welded and the positioning hole is realized, and further the subsequent mounting accuracy is ensured; thirdly, spot welding is carried out on the nut 2 to be welded; moving the handle 6 outwards, driving the slide rod 4 to move outwards by the handle 6, compressing the return spring 9, moving the jacking block 7 towards the axis position of the working part 302 under the elastic force action of the elastic part 10, releasing the jacking block 7 from jacking the inner side of the positioning hole, and taking out the tool; and step five, performing full welding on the nut 2 to be welded. The operation process is very convenient, and only needs one person can accomplish the welding operation of treating welding nut 2, has improved work efficiency.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a nut welding frock which characterized in that: comprises a mounting tube (3) and a sliding rod (4), wherein the mounting tube (3) comprises a mounting part (301) and a working part (302) which are connected in sequence, the diameter of the working part (302) is larger than that of the mounting part (301), the diameter of the working part (302) is matched with the inner diameter of the nut (2) to be welded, the sliding rod (4) tightly presses the part (403), the tightening part (403) is arranged on the inner side of the working part (302), the tightening part (403) is of a cone structure, and one end of the working part (302) close to the mounting part (301) has larger diameter, a jacking hole (303) corresponding to the jacking part (403) is arranged on the side wall of the working part, a jacking block (7) is arranged in the jacking hole (303), the end surface of the jacking block (7) close to the jacking part is of an inclined surface structure, and the inclination angle is matched with the inclination angle of the tightening part (403), and an elastic part (10) is arranged between the tightening block (7) and the mounting part (301).

2. The nut welding tool according to claim 1, characterized in that: the sliding rod (4) comprises a tightening part (403) and a connecting part (401) which are connected in sequence, and the connecting part (401) is installed on the inner side of the installation part (301).

3. The nut welding tool according to claim 1, characterized in that: the outer side of one end of the working part (302) close to the mounting part (301) is fixedly provided with a strong magnetic block (8).

4. The nut welding tool according to claim 1, characterized in that: and anti-skid lines (702) are arranged on the end face of one end, close to the working part (302), of the jacking block (7).

5. The nut welding tool according to claim 1, characterized in that: elastic component (10) are the structure of elasticity rubber material, the tight piece (7) in top is close to the one end of tight portion (403) and has set firmly baffle (701), elastic component (10) are installed between baffle (701) and work portion (302).

6. The nut welding tool according to claim 2, characterized in that: connecting portion (401) outside has set firmly and has kept off ring (402), keep off the diameter of ring (402) in the internal diameter phase-match of installation department (301), the one end that work portion (302) was kept away from in installation department (301) is equipped with adjusting nut (5), adjusting nut (5) are gone up to open has the mounting hole that corresponds with connecting portion (401), the diameter of mounting hole and the diameter phase-match of connecting portion (401), connecting portion (401) outside is equipped with reset spring (9), reset spring (9) are located and keep off between ring (402) and adjusting nut (5).

7. The nut welding tool according to claim 6, characterized in that: the one end outside that the work portion (302) was kept away from in installation department (301) is equipped with the external screw thread, adjusting nut (5) and installation department (301) threaded connection.

8. The nut welding tool according to claim 6, characterized in that: one end of the connecting portion (401) far away from the tight portion (403) in the top is provided with a handle (6), the outer side of one end of the connecting portion (401) far away from the tight portion (403) in the top is provided with an external thread, the handle (6) is provided with a threaded hole matched with the external thread of the connecting portion (401), and the handle (6) is in threaded connection with the connecting portion (401).

9. The nut welding tool according to claim 1, characterized in that: slide bar (4) and installation pipe (3) coaxial core set up, the quantity in tight hole of top (303) is more than two, and evenly distributes on the lateral wall of working portion (302).