CN113211388B

CN113211388B - Combined wrench for machining

Info

Publication number: CN113211388B
Application number: CN202110486984.9A
Authority: CN
Inventors: 刘名维
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-03
Filing date: 2021-05-03
Publication date: 2023-01-10
Anticipated expiration: 2041-05-03
Also published as: CN113211388A

Abstract

The invention relates to the technical field of machining, and particularly discloses a combined wrench for machining, which comprises a first wrench body, wherein a second wrench body is arranged on one side of the first wrench body, a third wrench body is arranged on the other side of the first wrench body, one ends of the first wrench body, the second wrench body and the third wrench body are fixed together through a fixing pin, the first wrench body comprises a first cross arm, a first fixing ring is integrally formed at one end of the first wrench body, and a first wrench head is integrally formed at the other end of the first wrench body. Has the advantages that: the combination of the open end wrench, the box end wrench, the inner hexagon wrench, the outer hexagon wrench, the nail puller and the protractor realizes the integration and multiple purposes, greatly reduces the carrying amount of tools, is convenient to carry and is suitable for being used in different occasions; each wrench head has various selectable sizes, and one wrench can be suitable for fixing and disassembling bolts of at least six different sizes and different shapes.

Description

Combined wrench for machining

Technical Field

The invention relates to the technical field of machining, in particular to a combined wrench for machining.

Background

Wrenches are common tools used in machining, and there are different types of wrenches for different bolts. Different spanners have different specifications and different types, and an open spanner, a double offset ring spanner, an outer hexagonal spanner and an inner hexagonal spanner are tools with single functions, namely, each open spanner, the double offset ring spanner, the inner hexagonal spanner or the outer hexagonal spanner can only complete the single function, so that when a bolt is disassembled and assembled, a corresponding spanner needs to be equipped at the same time, the spanner with the single function is inconvenient to use, can also cause more tools, and is not easy to store and carry.

Disclosure of Invention

The invention provides a combined wrench for machining in order to solve the problems.

The technical scheme of the invention is realized as follows:

the combined wrench for machining comprises a first wrench body, a second wrench body is arranged on one side of the first wrench body, a third wrench body is arranged on the other side of the first wrench body, one end of the first wrench body, the other end of the second wrench body and one end of the third wrench body are fixed together through a fixing pin, the first wrench body comprises a first cross arm, a first fixing ring is integrally formed at one end of the first wrench body, a first wrench head is integrally formed at the other end of the first wrench body, a magnetic clamping sleeve is embedded in the first wrench head, a weight reducing groove is formed in one side of the first cross arm, a nail lifting groove is formed in the bottom of the weight reducing groove, a second notch groove and a first notch are formed in two sides of the first fixing ring, the end of the second wrench body is clamped in the second notch groove, the end of the third wrench body is clamped in the first notch groove, the second wrench body comprises a second cross arm, a row of hexagonal notches distributed along the length direction of the second cross arm are formed in the wide surface of the second cross arm, a row of hexagonal notches are distributed along the hexagonal grooves of the third cross arm, and the hexagonal notches are distributed along the hexagonal prism of the third notches, and the hexagonal notches are distributed along the hexagonal grooves.

Furthermore, the second notch groove and the first notch groove are symmetrically distributed on two sides of the first cross arm, the second wrench body and the third wrench body rotate by taking the fixing pin as a central shaft, an included angle between the second wrench body and the first wrench body is not more than 180 degrees, and an included angle between the third wrench body and the first wrench body is not more than 180 degrees.

Furthermore, the first wrench head is an annular wrench, a quincuncial groove is formed in the first wrench head, the magnetic clamping sleeve is embedded in the quincuncial groove, the inner wall and the outer wall of the magnetic clamping sleeve are quincuncial, a plurality of second magnetic blocks are embedded on the outer wall of the magnetic clamping sleeve, the number of the magnetic clamping sleeves is at least one, and the size of the magnetic clamping sleeves is sequentially reduced, and the magnetic clamping sleeves are sequentially embedded together according to the size sequence.

Furthermore, a second fixing ring is formed at one end of the second cross arm, a second wrench head is formed at the other end of the second cross arm, the second wrench head is an open wrench, and a magnetic clamping block is embedded in one side of the interior of the second wrench head in a clamping mode.

Furthermore, a first limit stop is formed on one side, close to the second fixing ring, of the second cross arm, the first limit stop is fan-shaped, and the inclined surface of the first limit stop is coplanar with the central axis of the second fixing ring.

Furthermore, at least one fixed convex column is formed on one side of the magnetic clamping block, a fixed groove matched with the fixed convex column is formed on the other side of the magnetic clamping block, and a first magnetic block is embedded on one side of the fixed convex column formed on the magnetic clamping block.

Furthermore, the number of the magnetic clamping blocks is at least one, the magnetic clamping blocks are sequentially stacked and clamped together, and a clamping groove for fixing the magnetic clamping blocks is formed in the inner side wall of the second wrench head.

Furthermore, a third fixing ring is formed at one end of the third cross arm, a third wrench head is formed at the other end of the third cross arm, the third wrench head is an open wrench, and at least one magnetic clamping block is embedded in one side of the third wrench head in a clamping mode.

Furthermore, a second limit stop is formed on one side, close to the third fixing ring, of the third cross arm, the second limit stop is fan-shaped, and the inclined surface of the second limit stop is coplanar with the central axis of the third fixing ring.

Furthermore, the inner diameter and the outer diameter of the second fixing ring and the third fixing ring are the same as the height of the first fixing ring, the sum of the heights of the second fixing ring and the third fixing ring is the same as the height of the first fixing ring, and the outer diameters of the second fixing ring and the third fixing ring are the same as the inner diameter of the first fixing ring.

By adopting the technical scheme, the invention has the beneficial effects that: the combination of the open end wrench, the box end wrench, the inner hexagon wrench, the outer hexagon wrench, the nail puller and the protractor realizes the integration and multiple purposes, greatly reduces the carrying amount of tools, is convenient to carry and is suitable for being used in different occasions; each wrench head has various selectable sizes, one wrench can be suitable for fixing and disassembling at least six bolts with different sizes and different shapes, and the using effect is good; the length of the wrench arm is adjustable, and the wrench arm is more labor-saving when in use under the condition of not influencing carrying.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a use state reference diagram of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a top view of the present invention;

FIG. 5 is a perspective view of a first wrench body according to the present invention;

FIG. 6 is a front view of the first wrench body according to the present invention;

FIG. 7 is a perspective view of a second wrench body according to the present invention;

FIG. 8 is a front view of a second wrench body according to the present invention;

FIG. 9 is a perspective view of a third wrench body according to the present invention;

FIG. 10 is a front view of a third wrench body according to the present invention;

fig. 11 is a cross-sectional view of a magnetic ferrule of the present invention;

FIG. 12 is a cross-sectional view of a magnetic cartridge of the present invention;

fig. 13 is a perspective view of a magnetic latch according to the present invention.

The reference numerals are explained below:

1. a first wrench body; 11. a first cross arm; 12. a first retaining ring; 13. a first wrench head; 14. a magnetic card sleeve; 141. a second magnetic block; 15. a weight reduction groove; 16. a nail nipping groove; 17. a second notch groove; 18. a first notch groove; 19. angle measurement scales; 2. a second wrench body; 21. a second cross arm; 22. a second retaining ring; 23. a second wrench head; 24. a magnetic fixture block; 241. fixing the convex column; 242. fixing the groove; 243. a first magnetic block; 25. a hexagonal groove; 26. a first limit stop; 3. a third wrench body; 31. a third cross arm; 32. a third fixing ring; 33. a third wrench head; 34. a hexagonal prism; 35. a second limit stop; 4. and fixing the pin.

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.

As shown in fig. 1 to 13, a combination wrench for machining includes a first wrench body 1, a second wrench body 2 is disposed on one side of the first wrench body 1, a third wrench body 3 is disposed on the other side of the first wrench body 1, one end of the first wrench body 1, the second wrench body 2, and the third wrench body 3 is fixed together by a fixing pin 4, the first wrench body 1 includes a first cross arm 11, a first fixing ring 12 is integrally formed on one end of the first wrench body 1, a first wrench head 13 is integrally formed on the other end of the first wrench body 1, a magnetic cutting sleeve 14 is embedded in the first wrench head 13, a weight reducing groove 15 is formed on one side of the first cross arm 11, a nail pulling groove 16 is formed on the bottom of the weight reducing groove 15 for facilitating the use of pulling nails, a second notch groove 17 and a first notch groove 18 are formed on both sides of the first fixing ring 12, the end of the second wrench body 2 is clamped in the second notch groove 17, the end part of the third wrench body 3 is clamped in the first notch groove 18, the rotation angle of the second wrench body 2 is limited by the second notch groove 17, the rotation angle of the third wrench body 3 is limited by the first notch groove 18, the second wrench body 2 comprises a second cross arm 21, a row of hexagonal grooves 25 distributed along the length direction of the second cross arm 21 are formed on the wide surface of the second cross arm 21, the diameters of the hexagonal grooves 25 gradually change (become larger or smaller), different sizes meet the requirements of different external hexagonal bolt installation and disassembly, the third wrench body 3 comprises a third cross arm 31, a row of hexagonal prisms 34 distributed along the length direction of the third cross arm 31 are formed on one side of the third cross arm 31, the diameters of the hexagonal prisms 34 gradually change (become larger or smaller), different sizes meet the requirements of different internal hexagonal bolt installation and disassembly, angular measurement scales 19 are formed in the second notch groove 17 and the first notch groove 18, utilize first spanner body 1 and second spanner body 2 or third spanner body 3 to constitute the protractor, can be used for measuring the angle or draw the triangle, be provided with the scale on the xarm of first spanner body 1, second spanner body 2, third spanner body 3, can act as the ruler and use.

In this embodiment, the second notch slot 17 and the first notch slot 18 are symmetrically distributed on two sides of the first cross arm 11, the second wrench body 2 and the third wrench body 3 rotate by using the fixing pin 4 as a central shaft, the included angle between the second wrench body 2 and the first wrench body 1 is not more than 180 degrees, the included angle between the third wrench body 3 and the first wrench body 1 is not more than 180 degrees, the force arm can be increased through rotation, and the use is more labor-saving.

In this embodiment, first spanner head 13 is ring spanner, the inside shaping of first spanner head 13 has the plum blossom groove, inlay in the plum blossom groove and have magnetism cutting ferrule 14, magnetism cutting ferrule 14 inside and outside wall is the plum blossom type, it has a plurality of second magnetism piece 141 to inlay on the magnetic cutting ferrule 14 outer wall, magnetism cutting ferrule 14 has at least one, a plurality of magnetism cutting ferrule 14's size diminishes in proper order, a plurality of magnetism cutting ferrule 14 inlay in proper order according to size order together, during the use, according to the size of bolt head, the quantity of selective use magnetism cutting ferrule 14, guarantee can be applicable to the installation and the dismantlement of multiple size bolt.

In this embodiment, the second fixing ring 22 is formed at one end of the second cross arm 21, the second wrench head 23 is formed at the other end of the second cross arm 21, the second wrench head 23 is an open-ended wrench, the magnetic fixture blocks 24 are embedded in one side of the second wrench head 23, the opening width of the second wrench head 23 can be changed by changing the number of the magnetic fixture blocks 24, and bolts with different sizes can be conveniently mounted and dismounted.

In this embodiment, a first limit stop 26 is formed on one side of the second cross arm 21 close to the second fixing ring 22, the first limit stop 26 is fan-shaped, an inclined surface of the first limit stop 26 is coplanar with a central axis of the second fixing ring 22, and the first limit stop 26 abuts against a side wall of the second notch groove 17 when the second cross arm 21 rotates, so that a stress area is increased, and strength is increased.

In this embodiment, at least one fixing protrusion 241 is formed on one side of magnetic fixture block 24, a fixing groove 242 matching with fixing protrusion 241 is formed on the other side of magnetic fixture block 24, a first magnetic block 243 is embedded on one side of magnetic fixture block 24 where fixing protrusion 241 is formed, and multiple magnetic fixture blocks 24 can be sequentially fastened together and adsorbed together by using magnetic force.

In this embodiment, there is at least one magnetic block 24, a plurality of magnetic blocks 24 are stacked and clamped together in sequence, and a slot for fixing magnetic block 24 is formed on the inner side wall of second wrench head 23.

In this embodiment, a third fixing ring 32 is formed at one end of the third cross arm 31, a third wrench head 33 is formed at the other end of the third cross arm 31, the third wrench head 33 is an open wrench, at least one magnetic clamping block 24 is embedded in one side of the third wrench head 33, the opening width of the third wrench head 33 can be changed by changing the number of the magnetic clamping blocks 24, and bolts with different sizes can be conveniently mounted and dismounted.

In this embodiment, a second limit stop 35 is formed on one side of the third cross arm 31 close to the third fixing ring 32, the second limit stop 35 is fan-shaped, an inclined surface of the second limit stop 35 is coplanar with a central axis of the third fixing ring 32, and the second limit stop 35 abuts against the side wall of the first notch groove 18 when the third cross arm 31 rotates, so that the stress area is increased, and the strength is increased.

In this embodiment, the inner and outer diameters and the height dimensions of the second fixing ring 22 and the third fixing ring 32 are the same, the sum of the heights of the second fixing ring 22 and the third fixing ring 32 is the same as the height of the first fixing ring 12, the outer diameters of the second fixing ring 22 and the third fixing ring 32 are the same as the inner diameter of the first fixing ring 12, the gaps and the dislocations between the first wrench body 1, the second wrench body 2 and the third wrench body 3 are reduced, and the attractiveness is improved.

The working principle of the invention is as follows: during the use, can use corresponding spanner according to the rotation of bolt, during the use with second spanner body 2 or third spanner body 3 back-out with first spanner body 1 stagger, then aim at the screw with the spanner head that corresponds and operate.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a combination spanner for machining which characterized in that: the wrench comprises a first wrench body (1), a second wrench body (2) is arranged on one side of the first wrench body (1), a third wrench body (3) is arranged on the other side of the first wrench body (1), a first fixing ring (12) is integrally formed at one end of the first wrench body (1), a first wrench head (13) is integrally formed at the other end of the first wrench body (1), a magnetic wrench head (14) is embedded in the first wrench head (13), a lightening groove (15) is formed at one side of the first cross arm (11), a nail lifting groove (16) is formed at the inner bottom of the lightening groove (15), second notch grooves (17) and a first notch groove (18) are formed at two sides of the first fixing ring (12) and clamped in the second notch groove (18), the ends of the second wrench body (2) are distributed in the direction of the second notch grooves (21) along the length direction of the second notch grooves (21), and the ends of the second notch grooves (21) are distributed in the hexagonal grooves (21) of the second wrench body (2), the third wrench body (3) comprises a third cross arm (31), one row of hexagonal prisms (34) distributed along the length direction of the third cross arm (31) is formed on one side of the third cross arm (31), and angle measuring scales (19) are formed in the second notch groove (17) and the first notch groove (18).

2. The combination wrench for machining according to claim 1, wherein: the second gap groove (17) and the first gap groove (18) are symmetrically distributed on two sides of the first cross arm (11), the second wrench body (2) and the third wrench body (3) rotate by taking the fixing pin (4) as a central shaft, an included angle between the second wrench body (2) and the first wrench body (1) is not more than 180 degrees, and an included angle between the third wrench body (3) and the first wrench body (1) is not more than 180 degrees.

3. The combination wrench for machining according to claim 1, wherein: first spanner head (13) are ring spanner, first spanner head (13) inside shaping has the plum blossom groove, and the plum blossom inslot inlay has magnetism cutting ferrule (14), magnetism cutting ferrule (14) inside and outside wall is the plum blossom type, it has a plurality of second magnetism piece (141) to inlay on magnetism cutting ferrule (14) outer wall, magnetism cutting ferrule (14) have at least one, and is a plurality of the size of magnetism cutting ferrule (14) diminishes in proper order, and is a plurality of magnetism cutting ferrule (14) inlay in proper order according to the size in the same place.

4. The combination wrench for machining according to claim 1, wherein: a second fixing ring (22) is formed at one end of the second cross arm (21), a second wrench head (23) is formed at the other end of the second cross arm (21), the second wrench head (23) is an open wrench, and a magnetic clamping block (24) is embedded in one side of the interior of the second wrench head (23).

5. The combination wrench for machining according to claim 4, wherein: and a first limit stop (26) is formed on one side, close to the second fixing ring (22), of the second cross arm (21), the first limit stop (26) is fan-shaped, and the inclined surface of the first limit stop (26) is coplanar with the central axis of the second fixing ring (22).

6. The combination wrench for machining according to claim 5, wherein: at least one fixing convex column (241) is formed on one side of the magnetic clamping block (24), a fixing groove (242) matched with the fixing convex column (241) is formed on the other side of the magnetic clamping block (24), and a first magnetic block (243) is embedded on one side of the fixing convex column (241) formed on the magnetic clamping block (24).

7. The combination wrench for machining according to claim 6, wherein: at least one magnetic fixture block (24) is arranged, a plurality of magnetic fixture blocks (24) are sequentially stacked and embedded together, and a clamping groove for fixing the magnetic fixture blocks (24) is formed in the inner side wall of the second wrench head (23).

8. The combination wrench for machining according to claim 7, wherein: a third fixing ring (32) is formed at one end of the third cross arm (31), a third wrench head (33) is formed at the other end of the third cross arm (31), the third wrench head (33) is an open wrench, and at least one magnetic clamping block (24) is embedded in one side of the third wrench head (33).

9. The combination wrench for machining according to claim 8, wherein: and a second limit stop (35) is formed on one side, close to the third fixing ring (32), of the third cross arm (31), the second limit stop (35) is fan-shaped, and the inclined surface of the second limit stop (35) is coplanar with the central axis of the third fixing ring (32).

10. The combination wrench for machining according to claim 9, wherein: the inner diameter and the outer diameter of the second fixing ring (22) and the height of the third fixing ring (32) are the same, the sum of the heights of the second fixing ring (22) and the third fixing ring (32) is the same as the height of the first fixing ring (12), and the outer diameters of the second fixing ring (22) and the third fixing ring (32) are the same as the inner diameter of the first fixing ring (12).