CN219212973U

CN219212973U - Socket and wrench assembly with magnetic tightening function

Info

Publication number: CN219212973U
Application number: CN202320604864.9U
Authority: CN
Inventors: 陈萌
Original assignee: Beijing Handewei Mechanotronics Co ltd
Current assignee: Beijing Handewei Mechanotronics Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-20
Anticipated expiration: 2033-03-24

Abstract

The utility model provides a socket and a wrench assembly with a magnet, relates to the technical field of bolt tightening tools, and solves the problem that the existing socket is easy to fall off or loose when a bolt is installed, so that the productivity is affected. The sleeve is screwed up in this area magnetism includes sleeve main part and switching portion, the sleeve main part is connected with the spanner through switching portion, wherein the sleeve main part includes first cover body and sets up in the internal second cover body of first cover, the internal retaining member that can insert different diameters of first cover body and second cover, switching portion is connected with first cover body, be provided with on the installation terminal surface of keeping away from switching portion on the first cover body with retaining member matched with adsorption part, the installation terminal surface is perpendicular with the telescopic axis of area magnetism screwing up, adsorption part can adsorb the retaining member on taking magnetism to screw up the sleeve. The magnetic tightening sleeve can screw two types of bolts when being connected with a wrench, so that the production efficiency is improved, and meanwhile, the locking piece can be prevented from falling off or loosening in the working process.

Description

Socket and wrench assembly with magnetic tightening function

Technical Field

The utility model relates to the technical field of bolt tightening tools, in particular to a magnetic tightening sleeve and a wrench assembly.

Background

In the process of automatic production, the bolts are screwed by using an electric wrench at a fixed position.

The electric wrench is usually matched with a sleeve, the sleeve is connected with the electric wrench, a bolt to be screwed is matched in an inner cavity of the sleeve, and the electric wrench drives the sleeve to rotate, so that the bolt is screwed.

However, the applicant has found that the prior art has at least the following technical problems:

in automobile assembly production, the variety and the quantity of tightening bolts are many, need the operator to install the bolt earlier in the current sleeve use and then screw up, especially when small-size bolt installs, because adsorption affinity is insufficient, easily drops.

Therefore, the existing sleeve is used for tightening, the labor time is increased manually, the production takt is reduced, and the production efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a socket and wrench assembly with a magnet, which solves the technical problem that the productivity is affected due to the falling phenomenon caused by falling or loosening easily generated when a socket mounting bolt is used in the prior art. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a sleeve with magnetism, which comprises a sleeve main body and an adapter part, wherein the sleeve main body is connected with a spanner through the adapter part, and the sleeve main body comprises the following components: the sleeve main body comprises a first sleeve body and a second sleeve body arranged in the first sleeve body, locking pieces with different diameters can be inserted into the first sleeve body and the second sleeve body, the switching part is connected with the first sleeve body, an adsorption part matched with the locking pieces is arranged on the mounting end face of the first sleeve body, which is far away from the switching part, the mounting end face is perpendicular to the axis of the magnetic tightening sleeve, and the adsorption part can adsorb the locking pieces on the magnetic tightening sleeve.

As a further improvement of the present utility model, the attracting portion includes magnets, wherein the number of the magnets is at least three, and the magnets are uniformly arranged along the circumferential direction of the mounting end face.

As a further improvement of the utility model, the mounting end face is provided with a mounting hole, the magnet is embedded in the mounting hole, and the surface of the magnet is flush with the surface of the mounting end face.

As a further improvement of the present utility model, the adsorbing portion includes a magnetic ring provided along a circumferential direction of the mounting end face.

As a further improvement of the utility model, the installation end face is provided with an annular groove, the annular groove is internally embedded with the magnetic ring, and the surface of the magnetic ring is flush with the surface of the installation end face.

As a further improvement of the utility model, the first sleeve body is provided with a first hole site, the second sleeve body is provided with a second hole site, wherein the first hole site and the second hole site are respectively used for driving locking pieces with different diameters inserted into the first sleeve body to rotate along with the sleeve body; the first sleeve body is internally provided with a sliding cavity, the second sleeve body is positioned in the sliding cavity, and when the locking piece is inserted into the first hole site, the second sleeve body can move in the sliding cavity under the pushing of the locking piece, so that the first hole site drives the locking piece to synchronously rotate along with the sleeve body.

As a further improvement of the utility model, the second sleeve body is sleeved with a first elastic part, when the locking part inserted into the first hole site pushes the second sleeve body to move, the first elastic part is in a compressed state, and the first elastic part is used for driving the second sleeve body to reset when the locking part is separated from the first hole site; when the first elastic component is in a natural state, the end faces of the first hole site and the second hole site, which are used for inserting the locking piece, are flush.

As a further improvement of the utility model, the first sleeve body is provided with an adjusting hole which is communicated with the sliding cavity and extends along the axial direction of the sliding cavity; the second sleeve body is provided with a pin column which extends into the adjusting hole and can slide along the adjusting hole under the pushing of the locking piece.

As a further improvement of the utility model, a connecting cavity is arranged in the first sleeve body, the end part of the switching part is inserted into the connecting cavity, a second elastic part is sleeved on the switching part, and the second elastic part is propped against one end of the first sleeve body, which is far away from the first hole site; the side wall of the connecting cavity is provided with a strip-shaped sliding hole, the outer wall of the switching part is fixedly provided with a positioning piece, and the positioning piece extends into the sliding hole and can slide along the sliding hole under the action of external force.

A wrench assembly comprises a wrench and the magnetic tightening sleeve.

The socket body comprises a first sleeve body and a second sleeve body arranged in the first sleeve body, locking pieces with different diameters can be inserted into the first sleeve body and the second sleeve body, when the socket with the magnetism is connected with a wrench, two types of bolts can be screwed without changing the wrench back and forth, and production efficiency is improved. The switching portion is connected with the first cover body, is provided with on the installation terminal surface that keeps away from switching portion on the first cover body and screws up telescopic axis mutually perpendicularly with taking magnetism with retaining member matched with adsorption part, and adsorption part can adsorb the retaining member on taking magnetism to screw up the sleeve. According to the utility model, the multipoint magnet or the magnetic ring is added on the front end surface of the sleeve main body, and the locking piece is placed at the front end of the sleeve main body for tightening in the use process, so that the locking piece is adsorbed on the sleeve main body, personnel and station mounting bolts are reduced, and meanwhile, the screws can be prevented from falling off or loosening in the working process, the time of an operator is reduced, and the cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a first construction of a magnetic tightening sleeve according to an embodiment of the present utility model;

FIG. 2 is a front view of a magnetic tightening sleeve provided by an embodiment of the present utility model;

FIG. 3 is a schematic view of a second construction of a magnetic tightening sleeve according to an embodiment of the present utility model;

fig. 4 is a cross-sectional view of a magnetic tightening sleeve provided by an embodiment of the present utility model.

Reference numerals: 1. a first sleeve; 2. a second sleeve; 3. an adsorption unit; 4. a first hole site; 5. a second hole site; 6. a sliding chamber; 7. a first elastic member; 8. a second elastic member; 9. an adjustment aperture; 10. a pin; 11. a connecting cavity; 12. a positioning piece; 13. a limit step; 14. and an adapter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1 to 4, the utility model provides a magnetic tightening sleeve, which comprises a sleeve main body and a switching part 14, wherein the sleeve main body is connected with a spanner through the switching part 14, the sleeve main body comprises a first sleeve body 1 and a second sleeve body 2 arranged in the first sleeve body 1, locking pieces with different diameters can be inserted into the first sleeve body 1 and the second sleeve body 2, the switching part 14 is connected with the first sleeve body 1, an adsorption part 3 matched with the locking piece is arranged on the mounting end surface, far away from the switching part 14, of the first sleeve body 1, the mounting end surface is perpendicular to the axis of the magnetic tightening sleeve, and the adsorption part 3 can adsorb the locking piece on the magnetic tightening sleeve.

The socket and the wrench assembly with the magnetic tightening function can screw two types of bolts without changing the wrench back and forth, and improves production efficiency.

The sleeve comprises a sleeve body, a sleeve body and a sleeve body, wherein a first hole site 4 is arranged on the first sleeve body 1, a second hole site 5 is arranged on the second sleeve body 2, the end face of the second hole site 5 is plum blossom-shaped, and the first hole site 4 and the second hole site 5 are respectively used for driving locking pieces with different diameters inserted into the first hole site 4 and the second hole site 5 to rotate along with the sleeve body; the first sleeve body 1 is internally provided with a sliding cavity 6, the second sleeve body 2 is positioned in the sliding cavity 6, and when a locking piece is inserted into the first hole site 4, the second sleeve body 2 can move in the sliding cavity 6 under the pushing of the locking piece, so that the first hole site 4 drives the locking piece to synchronously rotate along with the sleeve body.

The locking piece refers to a part of a bolt or a nut to be disassembled or screwed.

As shown in fig. 4, the diameter of the first hole site 4 in the first sleeve body 1 is adapted to the outer diameter of the first type of bolt, and the diameter of the second hole site 5 in the second sleeve body 2 is adapted to the outer diameter of the second type of bolt. When the second type of bolts need to be screwed, the second type of bolts can be inserted into the second hole site 5 when inserted into the sleeve main body, and can rotate along with the main body when the main body rotates along with the wrench; when the first type bolt is inserted into the sleeve main body, the diameter of the first type bolt is larger and cannot enter the second hole site 5, and as the first type bolt can push the second sleeve body 2 to move in the sliding cavity 6, the first type bolt can be smoothly inserted into the first hole site 4, and when the main body rotates along with the wrench, the first type bolt can rotate along with the main body in the first hole site 4.

The first type of bolts and the second type of bolts refer to bolts with different outer diameters, and the outer diameter of the first type of bolts is larger than that of the second type of bolts.

As an alternative embodiment, a first elastic component 7 is arranged outside the second sleeve body 2, and the first elastic component 7 is sleeved on the second sleeve body 2; when the locking piece inserted into the first hole site 4 pushes the second sleeve body 2 to move, the first elastic component 7 is in a compressed state, and the first elastic component 7 is used for driving the second sleeve body 2 to reset when the locking piece is separated from the first hole site 4.

As an alternative embodiment, when the first elastic member 7 is in the natural state, the end surfaces of the first hole site 4 and the second hole site 5 for inserting the locking member are flush, and the structure facilitates the corresponding insertion of the locking member such as a bolt into the first hole site 4 or the second hole site 5.

As an alternative embodiment, referring to fig. 4, a limiting step 13 is formed on the inner wall of the sliding cavity 6, a narrowed section is formed at one end of the second sleeve body 2 far away from the first hole site 4, the first elastic component 7 is sleeved on the narrowed section, and the end part abuts against the limiting step 13.

The structure of the narrowed section in the second sleeve body 2 is convenient for fix the first elastic component 7, when the compression spring serving as the first elastic component 7 is sleeved on the narrowed section, the end part of the first elastic component 7 is propped against the limiting step 13, the first elastic component 7 can be stably fixed through the structure, and then the second sleeve body 2 can slide and reset smoothly.

In order to enable the second sleeve body 2 to stably slide in the sliding cavity 6, as an alternative embodiment, an adjusting hole 9 is arranged on the first sleeve body 1, and the adjusting hole 9 is communicated with the sliding cavity 6; the inner sleeve body is provided with a pin column 10, and the pin column 10 extends into the adjusting hole 9 and can slide along the adjusting hole 9 under the pushing of the locking piece.

The regulation hole 9 is rectangular shape hole, and the round pin post 10 is elasticity cylindric lock, and its fixed setting is on the second cover body 2, because the round pin post 10 extends to in the regulation hole 9, consequently, when the terminal surface of bolt promotes the second cover body 2 in sliding chamber 6 to the direction that deviates from first hole site 4 removal, first elastomeric element 7 is compressed, and the round pin post 10 is located regulation hole 9 all the time simultaneously, slides along the lateral wall in regulation hole 9, prevents that the second cover body 2 from comparing in the rotation of first cover body 1 for second cover body 2 and first cover body 1 can rotate along with the spanner synchronization. The adjustment hole 9 extends in the axial direction of the slide chamber 6. The second sleeve body 2 can slide along the axis of the sliding cavity 6 under the limit of the adjusting hole 9 and the pushing of the bolt, so that the linear motion is ensured, and the second sleeve body 2 is prevented from rotating compared with the first sleeve body 1.

As an alternative embodiment, the two adjusting holes 9 in this embodiment are included, and the two adjusting holes 9 are respectively located on opposite sidewalls of the first sleeve body 1; the pin 10 is disposed through the second sleeve 2, and both ends of the pin 10 extend into the corresponding adjustment holes 9, respectively. The two groups of adjusting holes 9 are matched with the pin columns 10, so that the stability of the linear motion of the second sleeve body 2 in the sliding cavity 6 can be further improved.

In the initial state, the pin 10 is positioned at one end of the adjusting hole 9 close to the second hole site 5, if the second type bolt is inserted into the sleeve main body, the second type bolt can directly enter the second hole site 5, at the moment, the second sleeve body 2 does not move, and the second type bolt synchronously rotates along with the sleeve main body and the wrench; if the first type bolt is inserted into the sleeve main body, the first type bolt has larger diameter, cannot enter the second hole site 5, but is positioned in the first hole site 4, the end face of the first type bolt pushes the second sleeve body 2 to move, the pin 10 slides along the inner wall of the adjusting hole 9, the second sleeve body 2 slides along the axis of the sliding cavity 6, and the first type bolt can be limited in by the first hole site 4 and synchronously rotate along with the sleeve main body and the wrench.

In order to avoid the situation that the screw falls off or loosens in the working process, the adsorption part 3 is additionally arranged on the front end face of the sleeve main body, and the locking piece is placed at the front end of the sleeve main body for tightening in the use process, so that the locking piece is adsorbed on the sleeve main body, personnel and station mounting bolts are reduced, the time of an operator is reduced, and the cost is reduced.

The adsorbing portion 3 includes magnets, wherein the number of magnets is at least three, and the magnets are uniformly arranged along the circumferential direction of the mounting end face. The mounting end face is provided with a mounting hole, the magnet is embedded into the mounting hole, and the surface of the magnet is flush with the surface of the mounting end face.

As an alternative embodiment, the adsorbing portion 3 includes a magnetic ring provided along the circumferential direction of the mounting end face. An annular groove is formed in the mounting end face, a magnetic ring is embedded in the annular groove, and the surface of the magnetic ring is flush with the surface of the mounting end face.

The adapter 14 in this embodiment is used for connecting a socket and a wrench, which are mature techniques in the prior art, and will not be described here.

As an alternative embodiment, a connecting cavity 11 is formed in the first sleeve body 1, the end part of the adapter part 14 is inserted into the connecting cavity 11, the adapter part 14 is sleeved with a second elastic part 8, and the second elastic part 8 is abutted against one end of the first sleeve body 1, which is far away from the first hole site 4; the side wall of the connecting cavity 11 is provided with a strip-shaped sliding hole, the outer wall of the adapting part 14 is fixedly provided with a positioning piece 12, and the positioning piece 12 extends into the sliding hole and can slide along the sliding hole under the action of external force.

The second elastic component 8 can adopt compression spring equally, and the second elastic component 8 can make the switching portion 14 compare in the axis direction of connecting chamber 11 and carry out the swing of small circle, and then makes the sleeve body can be in the skew condition in bolt position of not screwing up automatic correction, adjusts to the concentric position with the bolt, conveniently screws up, and the practicality is stronger.

In addition, the utility model also provides a spanner assembly, which comprises a spanner and the magnetic tightening sleeve.

The wrench is used after being connected with the sleeve with the magnet, can screw two types of bolts, does not need to change the wrench back and forth, and improves the production efficiency. Moreover, the locking piece can be adsorbed on the sleeve main body through the arrangement of the adsorption part 3, so that personnel and station mounting bolts are reduced, the locking piece can be prevented from falling off or loosening in the working process, the time of an operator is reduced, and the cost is reduced.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. The utility model provides a take magnetism to screw up sleeve, its characterized in that includes sleeve main part and switching portion, the sleeve main part is connected with the spanner through switching portion, wherein:

the sleeve main body comprises a first sleeve body and a second sleeve body arranged in the first sleeve body, locking pieces with different diameters can be inserted into the first sleeve body and the second sleeve body, the switching part is connected with the first sleeve body, an adsorption part matched with the locking pieces is arranged on the mounting end face of the first sleeve body, which is far away from the switching part, the mounting end face is perpendicular to the axis of the magnetic tightening sleeve, and the adsorption part can adsorb the locking pieces on the magnetic tightening sleeve.

2. The tightening sleeve with magnetism according to claim 1, wherein the attracting portion includes magnets, wherein the number of the magnets is at least three, and the magnets are uniformly arranged in a circumferential direction of the mounting end face.

3. The magnetically tightening sleeve of claim 2, wherein the mounting end face has a mounting hole, the magnet is embedded in the mounting hole and a surface of the magnet is flush with a surface of the mounting end face.

4. The tightening sleeve with magnetism according to claim 1, wherein the adsorbing portion includes a magnetic ring provided along a circumferential direction of the mounting end face.

5. The tightening sleeve with magnetism according to claim 4, wherein an annular groove is formed in the installation end face, the magnetic ring is embedded in the annular groove, and the surface of the magnetic ring is flush with the surface of the installation end face.

6. The tightening sleeve with magnetism according to claim 1, wherein a first hole site is provided on the first sleeve body, and a second hole site is provided on the second sleeve body, wherein the first hole site and the second hole site are respectively used for driving locking pieces with different diameters inserted into the first hole site and the second hole site to rotate along with the sleeve body; the first sleeve body is internally provided with a sliding cavity, the second sleeve body is positioned in the sliding cavity, and when the locking piece is inserted into the first hole site, the second sleeve body can move in the sliding cavity under the pushing of the locking piece, so that the first hole site drives the locking piece to synchronously rotate along with the sleeve body.

7. The magnetic tightening sleeve according to claim 6, wherein the second sleeve body is sleeved with a first elastic component, when the locking piece inserted into the first hole site pushes the second sleeve body to move, the first elastic component is in a compressed state, and the first elastic component is used for driving the second sleeve body to reset when the locking piece is separated from the first hole site; when the first elastic component is in a natural state, the end faces of the first hole site and the second hole site, which are used for inserting the locking piece, are flush.

8. The magnetically tightening sleeve according to claim 6, wherein the first sleeve body is provided with an adjustment hole, the adjustment hole is in communication with the sliding chamber and extends in an axial direction of the sliding chamber; the second sleeve body is provided with a pin column which extends into the adjusting hole and can slide along the adjusting hole under the pushing of the locking piece.

9. The magnetically tightening sleeve according to claim 8, wherein a connecting cavity is formed in the first sleeve body, an end portion of the switching portion is inserted into the connecting cavity, a second elastic component is sleeved on the switching portion, and the second elastic component abuts against one end, away from the first hole site, of the first sleeve body; the side wall of the connecting cavity is provided with a strip-shaped sliding hole, the outer wall of the switching part is fixedly provided with a positioning piece, and the positioning piece extends into the sliding hole and can slide along the sliding hole under the action of external force.

10. A wrench assembly comprising a wrench and a magnetically tightenable socket according to any one of claims 1 to 9.