CN216991697U

CN216991697U - Automatic positioning structure of torque wrench

Info

Publication number: CN216991697U
Application number: CN202220876951.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Youba Hardware Tools Co ltd
Current assignee: Jiangsu Youba Hardware Tools Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-07-19
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses an automatic positioning structure of a torque wrench, which comprises: the bottom of the force application end is provided with a handle structure, one end of the handle structure, which is far away from the force application end, is fixedly connected with the handheld end, meanwhile, the upper side of the handle structure is provided with a locking structure, and a detachable structure is arranged between the force application end and the handle structure; the torsion plate at the force application end is provided with a reversing handle, the torsion plate is provided with an installation part, and the surface of the installation part is provided with a square tenon. This torque wrench's automatic positioning structure holds handheld end, will exert force and hold square tenon cover in target atress sleeve department, has frictional force between atress sleeve and the square tenon, and four group's positioning structure tip that the square tenon surface evenly set up simultaneously contact with the telescopic inner wall of atress, and the frictional force between atress sleeve and the square tenon is increased to four group's positioning structure's setting for can not take place to break away from between atress sleeve and the square tenon, use simple swift.

Description

Automatic positioning structure of torque wrench

Technical Field

The utility model relates to the field of wrenches, in particular to an automatic positioning structure of a torque wrench.

Background

In mechanical equipment installation, generally adopt torque wrench to carry out the fastening work of bolt, through the supplementary artificial mounting means of machine, can improve the speed of installation to can deepen the fastening degree of bolt under torque wrench's effect, improved production efficiency.

However, in the prior art, since a general torque wrench does not have a positioning device, during the installation process, the torque wrench is easy to use, the torque end of the torque wrench is not provided with a positioning structure, and the torque end is easy to separate from the stressed sleeve, which is very inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an automatic positioning structure of a torque wrench, so as to solve the above-mentioned drawbacks of the prior art.

In order to achieve the above object, there is provided an automatic positioning structure of a torque wrench, comprising:

the bottom of the force application end is provided with a handle structure, one end of the handle structure, which is far away from the force application end, is fixedly connected with the handheld end, meanwhile, the upper side of the handle structure is provided with a locking structure, and a detachable structure is arranged between the force application end and the handle structure; a reversing handle is arranged on a torsion plate at the force application end, an installation part is arranged on the torsion plate, a square tenon is arranged on the surface of the installation part, and four groups of positioning structures are uniformly arranged on the surface of the square tenon;

the locking structure, the inserting groove has been seted up to locking structure's inserting column inside, and the downside of inserting groove installs the double-screw bolt, and double-screw bolt tip and limiting plate fixed connection simultaneously to the limiting plate is kept away from the one end and the spliced pole fixed connection of double-screw bolt.

Preferably, the force application end comprises a torsion plate, an installation part, a square tenon, a limiting sheet, a plug rod, a threaded hole and a positioning structure, the threaded hole is matched with the size of a stud, the stud is screwed in the threaded hole, and the plug rod is plugged in the plug groove.

Preferably, the positioning structure comprises a positioning flange, a sliding groove and a positioning spring, the bottom of the positioning flange is provided with a groove, and the outer side surface of the square tenon is uniformly provided with four groups of sliding grooves.

Preferably, the sliding groove is matched with the bottom of the positioning flange in size, the positioning flange is arranged in the sliding groove in a sliding mode, the positioning spring is arranged in the sliding groove, and the positioning flange is connected with the bottom of the sliding groove through the positioning spring.

Preferably, the locking structure comprises a plug column, a plug groove, a stud, a connecting column, a stress column and a limiting plate.

Preferably, the limiting groove is formed in the inserting column, the limiting plate is matched with the limiting groove in size, the limiting plate is arranged in the limiting groove in a sliding mode, the limiting groove and the limiting plate are circular in section, the bottom of the connecting column is fixedly connected with the stress column, and the stress column is provided with a stress through hole.

Compared with the prior art, the utility model has the beneficial effects that: the handheld end is held by a hand, the square tenon on the force application end is sleeved at the target stress sleeve, friction force exists between the stress sleeve and the square tenon, meanwhile, the four groups of positioning structure end parts uniformly arranged on the surface of the square tenon are contacted with the inner wall of the stress sleeve, the friction force between the stress sleeve and the square tenon is increased due to the arrangement of the four groups of positioning structures, so that the stress sleeve and the square tenon cannot be separated, and the use is simple and quick.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view of the force application end of the structure of the present invention;

FIG. 3 is a side view of the present invention in FIG. 2;

FIG. 4 is a schematic sectional view taken along line A-A in FIG. 2;

FIG. 5 is a schematic cross-sectional view taken along line B-B in FIG. 3 according to the present invention;

FIG. 6 is an enlarged view of the point A in FIG. 1.

Reference numbers in the figures: 1. a force application end; 11. a torsion plate; 12. an installation part; 13. a square tenon; 14. a limiting sheet; 15. a plug rod; 16. a threaded hole; 17. a positioning structure; 171. a positioning flange; 172. a sliding groove; 173. a positioning spring; 2. a locking structure; 21. inserting the column; 22. inserting grooves; 23. a stud; 24. connecting columns; 25. a stress column; 26. a limiting plate; 3. a handle structure; 4. and a handheld end.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an automatic positioning structure for a torque wrench, comprising: a force application end 1 and a locking structure 2;

the bottom of the force application end 1 is provided with a handle structure 3, one end of the handle structure 3, which is far away from the force application end 1, is fixedly connected with a handheld end 4, meanwhile, the upper side of the handle structure 3 is provided with a locking structure 2, and a detachable structure is arranged between the force application end 1 and the handle structure 3; a reversing handle is arranged on a torsion plate 11 of the force application end 1, an installation part 12 is arranged on the torsion plate 11, a square tenon 13 is arranged on the surface of the installation part 12, and four groups of positioning structures 17 are uniformly arranged on the surface of the square tenon 13;

an inserting groove 22 is formed in an inserting column 21 of the locking structure 2, a stud 23 is installed on the lower side of the inserting groove 22, meanwhile, the end portion of the stud 23 is fixedly connected with a limiting plate 26, and one end, far away from the stud 23, of the limiting plate 26 is fixedly connected with a connecting column 24.

When the square tenon type force-bearing sleeve is used, the hand-holding end 4 is held by a hand, the square tenon 13 on the force-applying end 1 is sleeved at the target force-bearing sleeve, friction force exists between the force-bearing sleeve and the square tenon 13, meanwhile, the end parts of the four groups of positioning structures 17 uniformly arranged on the surface of the square tenon 13 are contacted with the inner wall of the force-bearing sleeve, and the friction force between the force-bearing sleeve and the square tenon 13 is increased due to the arrangement of the four groups of positioning structures 17, so that the force-bearing sleeve is not separated from the square tenon 13, and the square tenon type force-bearing sleeve is simple and quick to use.

In a preferred embodiment, the force application end 1 includes a torsion plate 11, a mounting portion 12, a square tenon 13, a limiting piece 14, a plug rod 15, a threaded hole 16 and a positioning structure 17, the threaded hole 16 is matched with a stud 23 in size, the stud 23 is screwed inside the threaded hole 16, and the plug rod 15 is plugged inside the plug groove 22.

As shown in fig. 1-3: be connected through locking structure 2 between application of force end 1 and the handle structure 3, be detachable construction between application of force end 1 and the handle structure 3, be convenient for change work to application of force end 1, realize changing the purpose of the square tenon 13 of unidimensional to the different service environment of adaptation.

As a preferred embodiment, the positioning structure 17 includes a positioning flange 171, a sliding groove 172 and a positioning spring 173, and the bottom of the positioning flange 171 is provided with a groove, and the outer surface of the square tenon 13 is uniformly provided with four sets of sliding grooves 172.

As shown in fig. 2: the positioning structures 17 are arranged into four groups, and the positioning flanges 171 on the four groups of positioning structures 17 are supported by the positioning springs 173, so that the end parts of the positioning flanges 171 are tightly abutted against the inner wall of the stressed sleeve, the stability between the stressed sleeve and the square tenon 13 in stress is ensured, and the separation is not easy to occur.

In a preferred embodiment, the sliding groove 172 is matched with the bottom of the positioning flange 171 in size, the positioning flange 171 is slidably disposed inside the sliding groove 172, the positioning spring 173 is installed inside the sliding groove 172, and the positioning flange 171 is connected with the bottom of the sliding groove 172 through the positioning spring 173.

When the square tenon 13 is installed inside the stressed sleeve, the semicircular positioning flange 171 is stressed to compress the positioning spring 173, and when the square tenon 13 is completely arranged inside the stressed sleeve, the positioning spring 173 rebounds to fulfill the aim of tightly abutting the end part of the positioning flange 171 against the inner wall of the stressed sleeve.

In a preferred embodiment, the locking structure 2 includes a plug-in post 21, a plug-in groove 22, a stud 23, a connecting post 24, a stress post 25 and a limit plate 26.

As a better embodiment, the insertion post 21 is provided with a limiting groove therein, the limiting plate 26 is adapted to the size of the limiting groove, the limiting plate 26 is slidably disposed in the limiting groove, the cross sections of the limiting groove and the limiting plate 26 are circular, the bottom of the connecting post 24 is fixedly connected to the stress post 25, and the stress post 25 is provided with a stress through hole.

As shown in fig. 2-6: when the force application end 1 needs to be replaced, the force application post 25 is held by a hand, the force application post 25 rotates to drive the stud 23 to rotate, so that the stud 23 is separated from the inner wall of the threaded hole 16, and the force application end 1 can be detached and replaced;

as shown in fig. 6: the limiting plate 26 is installed on the connecting column 24, the limiting plate 26 is rotatably arranged in the limiting groove, the limiting work can be performed on the stress column 25, and the stress column 25 is prevented from falling and losing on the wrench.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic positioning structure of a torque wrench, comprising:

the hand-held power tool comprises a force application end (1), wherein a handle structure (3) is installed at the bottom of the force application end (1), one end, far away from the force application end (1), of the handle structure (3) is fixedly connected with a hand-held end (4), a locking structure (2) is installed on the upper side of the handle structure (3), and a detachable structure is arranged between the force application end (1) and the handle structure (3); a reversing handle is arranged on a torsion plate (11) of the force application end (1), an installation part (12) is arranged on the torsion plate (11), a square tenon (13) is arranged on the surface of the installation part (12), and four groups of positioning structures (17) are uniformly arranged on the surface of the square tenon (13);

locking structure (2), inserting groove (22) have been seted up to inserting column (21) inside of locking structure (2), and inserting groove (22) downside installs double-screw bolt (23), double-screw bolt (23) tip and limiting plate (26) fixed connection simultaneously to limiting plate (26) keep away from the one end and spliced pole (24) fixed connection of double-screw bolt (23).

2. The automatic positioning structure of a torque wrench as claimed in claim 1, wherein: the force application end (1) comprises a torsion plate (11), an installation part (12), a square tenon (13), a limiting sheet (14), an inserting rod (15), a threaded hole (16) and a positioning structure (17), the threaded hole (16) is matched with the stud (23) in size, the stud (23) is screwed in the threaded hole (16), and the inserting rod (15) is inserted in the inserting groove (22).

3. The automatic positioning structure of a torque wrench as claimed in claim 2, wherein: the positioning structure (17) comprises a positioning flange (171), sliding grooves (172) and a positioning spring (173), the bottom of the positioning flange (171) is provided with a groove, and meanwhile, the outer side surface of the square tenon (13) is uniformly provided with four groups of sliding grooves (172).

4. The automatic positioning structure of a torque wrench as claimed in claim 3, wherein: the size of the bottom of the sliding groove (172) is matched with that of the bottom of the positioning flange (171), the positioning flange (171) is arranged in the sliding groove (172) in a sliding mode, the positioning spring (173) is arranged in the sliding groove (172), and the bottom of the positioning flange (171) is connected with the bottom of the sliding groove (172) through the positioning spring (173).

5. The automatic positioning structure of a torque wrench as claimed in claim 1, wherein: the locking structure (2) comprises a plug column (21), a plug groove (22), a stud (23), a connecting column (24), a stress column (25) and a limiting plate (26).

6. The automatic positioning structure of a torque wrench as claimed in claim 5, wherein: the limiting groove is formed in the inserting column (21), the limiting plate (26) is matched with the limiting groove in size, the limiting plate (26) is arranged in the limiting groove in a sliding mode, the limiting groove and the limiting plate (26) are circular in section, the bottom of the connecting column (24) is fixedly connected with the stress column (25), and the stress column (25) is provided with a stress through hole.