CN112171567A

CN112171567A - Universal wrench for hexagon bolt

Info

Publication number: CN112171567A
Application number: CN202010987082.9A
Authority: CN
Inventors: 程昌锋
Original assignee: Individual
Current assignee: Cangzhou Dean Explosion Proof Special Tool Manufacturing Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-01-05

Abstract

The invention discloses a universal wrench for hexagon bolts, which comprises a handle, wherein a rotating cavity is arranged in the handle, a shell is rotatably arranged in the rotating cavity, a rotating device is arranged on the handle, an adjusting device is arranged on the right side of the shell, a clamping device is arranged in the shell, and a steering device is used for an operator to screw or unscrew a hexagon bolt. And breaking the thread.

Description

Universal wrench for hexagon bolt

Technical Field

The invention belongs to the field of hardware, and particularly relates to a universal wrench for a hexagon bolt.

Background

The hexagonal bolt wrench is a tool commonly used for screwing or unscrewing bolts, is widely applied to various occasions due to convenient operation and low manufacturing cost, but the existing hexagonal bolt wrench needs to be matched with wrenches of different models according to bolts of different models in the using process, so that the working efficiency is low, and the wrenches of individual models are easy to lose.

Disclosure of Invention

The invention provides an universal wrench for a hexagonal bolt, aiming at overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: an universal wrench for hexagon bolts comprises a handle, a rotating cavity is arranged in the handle, a shell is arranged in the rotating cavity in a rotating mode, a rotating device is arranged on the handle, an adjusting device is arranged on the right side of the shell, a clamping device is arranged in the shell, the steering device is used for an operator to tighten or loosen the hexagon bolt, the adjusting device is used for the operator to enable the central line of the clamping device and the central line of the hexagon bolt to be in the same horizontal line, the adjusting device is used for placing the bolt in the clamping device, the clamping device is used for clamping the hexagon socket head cap screw, the hexagon socket head cap screw and the hexagon nut of different types, the clamping device comprises a sliding cavity arranged in the shell, a plurality of groups of sliding assemblies are arranged in the sliding cavity along the radial direction from small to large, and the radial size of each group of sliding assemblies is gradually increased along, slide in the minimum slip subassembly of radial dimension and be equipped with a hexagonal column, through a plurality of first spring coupling between every adjacent two sets of slip subassemblies, the slip subassembly is including sliding the hexagonal piece that sets up in the slip intracavity, the circumference evenly is equipped with a plurality of stop part on the hexagonal piece, stop part is including setting up the chamber that resets in the hexagonal piece, it slides and is equipped with and presss from both sides tight piece to reset the intracavity, press from both sides tight piece terminal surface with reset intracavity wall is through a plurality of second spring coupling, press from both sides the slope terminal surface that tight piece terminal surface was low in the height from the left and right side.

The adjusting device comprises a worm fixedly arranged on the left end face of the hexagonal column, a limiting plate is fixedly arranged on the left end face of the worm, a worm tooth cavity is formed in the left end wall of the sliding cavity, the inner wall of the worm tooth cavity is worm teeth, the worm tooth cavity is meshed with the worm, a hollow column is fixedly arranged on the left end face of the shell, a ball bearing is fixedly arranged on the hollow column, a rotating block is fixedly arranged on the ball bearing, a reserved cavity is formed in the rotating block, an inner ring of the ball bearing is connected with the hollow column in a press-fitting mode, an outer ring of the ball bearing is connected with the rotating block in a press-fitting mode, the rotating block is fixedly connected with the worm, and the gap between the rotating block and the left end face and the gap between.

The rotating device comprises a plurality of positioning holes uniformly formed in the shell in the circumferential direction, a placement cavity is formed in the handle, positioning pins are arranged in the placement cavity in a sliding mode and abut against the inner walls of the positioning holes, and the lower end faces of the positioning pins are connected with the lower end walls of the placement cavity through third springs.

The rotating device further comprises a reserved channel cavity arranged in the handle, the reserved channel cavity is communicated with the arrangement cavity, a first rotating shaft is arranged on the rear end wall of the reserved channel cavity in a rotating mode, a first single-rail wheel is fixedly arranged on the first rotating shaft, a steel wire rope is wound on the first single-rail wheel, a second rotating shaft is arranged on the rear end wall of the reserved channel cavity in a rotating mode, a second single-rail wheel is fixedly arranged on the second rotating shaft, the second single-rail wheel is wound with the steel wire rope, a working cavity is arranged in the handle, a sliding button is arranged in the working cavity in a sliding mode, the upper end face of the sliding button is connected with the inner wall of the working cavity through a fourth spring, one end of the reserved channel cavity is connected with the lower end face of the sliding button, and the other end face of the sliding button is connected with the lower end face.

Has the advantages that:

the invention solves the problems that when the traditional bolt is screwed, bolt wrenches of different types are required to be selected according to bolts of different types, the operation is complex, the time for finding the wrenches is more, the wrenches of individual types are easy to lose, the use cost is high, and the working efficiency is low.

Drawings

FIG. 1 is an overall cross-sectional view of the present invention;

3 FIG. 32 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 in 3 FIG. 31 3; 3

FIG. 3 is an enlarged schematic view at B in FIG. 1;

FIG. 4 is an enlarged schematic view at C of FIG. 1;

fig. 5 is a part sectional view of 16 in fig. 2.

In the figure, a shell 11, a sliding cavity 12, a hexagonal block 13, a reset cavity 14, a second spring 15, a clamping block 16, a hexagonal column 17, a rotating block 18, a worm 21, a hollow column 22, a ball bearing 23, a limiting plate 24, a handle 25, a first spring 26, a positioning hole 27, a mounting cavity 28, a positioning pin 29, a third spring 30, a steel wire rope 31, a reserved channel cavity 32, a first rotating shaft 33, a first monorail wheel 34, a second monorail wheel 35, a second rotating shaft 36, a sliding button 37, a fourth spring 38, a working cavity 39, a rotating cavity 40, a reserved cavity 41 and a worm gear cavity 42 are arranged.

Detailed Description

As shown in fig. 1 to 5, an universal wrench for hexagon bolts comprises a handle 25, a rotating cavity 40 is arranged in the handle 25, a housing 11 is rotatably arranged in the rotating cavity 40, a rotating device is arranged on the handle 25, an adjusting device is arranged on the right side of the housing 11, a clamping device is arranged in the housing 11, the steering device is used for an operator to tighten or loosen the hexagon bolts, the adjusting device is used for the operator to enable the central line of the clamping device and the central line of the hexagon bolts to be in the same horizontal line and simultaneously place the bolts in the clamping device, the clamping device is used for clamping different types of hexagon socket bolts, hexagon socket head cap bolts and hexagon socket head cap nuts, the clamping device comprises a sliding cavity 12 arranged in the housing 11, and a plurality of groups of sliding assemblies are arranged in the sliding cavity 12 from small to large along the radial direction, every group slides subassembly radial dimension and increases along the radial direction size of sliding chamber 12 gradually, it is equipped with a hexagonal column 17 to slide in the minimum sliding assembly of radial dimension, connect through a plurality of first springs 26 between every adjacent two sets of sliding assembly, sliding assembly is including sliding hexagonal piece 13 that sets up in sliding chamber 12, the circumference evenly is equipped with a plurality of stop parts on the hexagonal piece 13, stop part is including setting up the chamber 14 that resets in hexagonal piece 13, it is equipped with and presss from both sides tight piece 16 to slide in the chamber 14 that resets, press from both sides tight piece 16 a terminal surface with it connects through a plurality of second springs 15 to reset chamber 14 inner wall, it is the inclined terminal surface of high right-low left side to press from both sides tight piece 16 terminal surface.

When an operator needs to screw or unscrew the bolt, the bolt can be directly inserted into the sliding cavity 12, the bolt abuts against the sliding component to drive the sliding component abutting against the bolt to move rightwards, and the sliding component which does not abut against the bolt is located at the original position and does not move. When the bolt is the hexagon socket head cap screw, the slip subassembly under the hexagon socket head cap screw's hexagon socket head cap screw rather than counterbalance for support the hexagon socket head cap screw and take place to rotate, after the inboard slip subassembly of adjacent slip subassembly moved to the right, because of pressing from both sides tight 16 an terminal surface for the high inclined plane of right side, the tight piece 16 of the clamp of outside slip subassembly moves to the internal diameter direction under second spring 15 resumes natural state, is used for pressing from both sides the external diameter of hexagon socket head cap screw. When the bolt is an outer hexagon bolt or a hexagon nut, the sliding assembly below the outer hexagon bolt moves rightwards, and the clamping block 16 in the sliding assembly which is not abutted and adjacent to the outer hexagon bolt moves towards the inner diameter direction when the second spring 15 returns to the natural state, so as to clamp the outer hexagon bolt or the hexagon nut.

The adjusting device comprises a worm 21 fixedly arranged on the left end face of a hexagonal column 17, a limiting plate 24 is fixedly arranged on the left end face of the worm 21, a worm tooth cavity 42 is formed in the left end wall of the sliding cavity 12, the inner wall of the worm tooth cavity 42 is worm teeth, the worm tooth cavity 42 is meshed with the worm 21, a hollow column 22 is fixedly arranged on the left end face of the shell 11, a ball bearing 23 is fixedly arranged on the hollow column 22, a rotating block 18 is fixedly arranged on the ball bearing 23, a reserved cavity 41 is formed in the rotating block 18, the inner ring of the ball bearing 23 is connected with the hollow column 22 in a press-fitting mode, the outer ring of the ball bearing 23 is connected with the rotating block 18 in a press-fitting mode, the rotating block 18 is fixedly connected with the worm 21, and the clearance between the rotating block 18 and the left end face and the right end face.

When a bolt or a nut needs to be unscrewed, the bolt or the nut often needs to be fixed in advance and then is sent to a threaded hole matched with the bolt or the nut, at the moment, the rotating block 18 is rotated according to the specific bolt model, the rotating block 18 is connected with the outer ring of the ball bearing 23 in a press fit mode, the rotating block 18 rotates to drive the worm 21 to rotate, the worm 21 is meshed with the worm teeth in the worm tooth cavity 42, the worm 21 drives the hexagonal column 17 to move rightwards, the hexagonal column 17 drives the sliding assembly adjacent to the hexagonal column 17 to move rightwards, the sliding assembly adjacent to the hexagonal column 17 drives the next group of sliding assemblies to move rightwards, and the rest is done in the same way, so that an inner hole matched with the bolt model is formed in the sliding assembly, meanwhile, the center line of the bolt is in the same horizontal line with the center of the sliding assembly, the screwing efficiency is.

The rotating device comprises a plurality of positioning holes 27 uniformly formed in the shell 11 in the circumferential direction, a mounting cavity 28 is formed in the handle 25, a positioning pin 29 is arranged in the mounting cavity 28 in a sliding mode, the positioning pin 29 abuts against the inner wall of the positioning hole 27, and the lower end face of the positioning pin 29 is connected with the lower end wall of the mounting cavity 28 through a third spring 30.

The rotating device further comprises a reserve passage cavity 32 arranged in the handle 25, the reserve passage cavity 32 is communicated with the accommodating cavity 28, a first rotating shaft 33 is rotatably arranged on the rear end wall of the reserved passage cavity 32, a first single-rail wheel 34 is fixedly arranged on the first rotating shaft 33, the first monorail wheel 34 is wound with a steel wire rope 31, the rear end wall of the reserved passage cavity 32 is rotatably provided with a second rotating shaft 36, a second monorail wheel 35 is fixedly arranged on the second rotating shaft 36, the steel wire rope 31 is wound on the second monorail wheel 35, a working cavity 39 is arranged in the handle 25, a sliding button 37 is arranged in the working cavity 39 in a sliding mode, the upper end face of the sliding button 37 is connected with the inner wall of the working cavity 39 through a fourth spring 38, one end of the reserved channel cavity 32 is connected with the lower end face of the sliding button 37, and the other end of the reserved channel cavity is connected with the lower end face of the positioning pin 29.

When the bolt and the nut are tightened or loosened, the operator holds the handle 25 with one hand, and rotates the handle 25, the bolt in the sliding assembly can be screwed, when the bolt can be screwed by rotating for a plurality of turns, only the handle 25 needs to be rotated until the operator conveniently uses the arm force, namely, the sliding button 37 can be pushed upwards by the thumb, the positioning pin 29 is driven by the sliding button 37 through the multi-wire rope 31 to move downwards to be separated from the positioning hole 27, at the moment, the third spring 30 is compressed, so that the handle 25 rotates, the shell 11 does not rotate, at this time, after the handle 25 rotates in the opposite direction to be suitable for the arm strength convenient for the operator, when the sliding button 37 is released, the third spring 30 is reset so that the positioning pin 29 is inserted into the positioning hole 27 again, and at this time, the handle 25 is rotated to rotate the housing 11, the housing 11 drives the rotating assembly to rotate, and the rotating assembly rotates, so that the bolt can be unscrewed or screwed into the threaded hole.

The working principle is as follows:

The above description is only illustrative of the present invention. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an omnipotent type spanner for hex bolts, includes handle (25), its characterized in that: be equipped with in handle (25) and rotate chamber (40), it is equipped with casing (11) to rotate chamber (40) internal rotation, be equipped with rotating device on handle (25), casing (11) right side is equipped with adjusting device, be equipped with chucking device in casing (11), turn to the device and be used for the operator to screw up or unscrew hexagon bolt, adjusting device is used for the operator to be in same water flat line with chucking device central line and hexagon bolt central line, is used for placing the bolt in chucking device simultaneously, chucking device is used for interior hexagon bolt, outer hexagon bolt, the outer hexagon nut of chucking different models, chucking device is including setting up sliding chamber (12) in casing (11), be equipped with multiunit sliding assembly along radial direction from small to big in sliding chamber (12), every group sliding assembly radial dimension is along sliding chamber (12) radial direction size crescent, slide in the sliding assembly that radial dimension is minimum and be equipped with a hexagonal column (17), connect through a plurality of first springs (26) between every adjacent two sets of sliding assembly, sliding assembly is including sliding hexagonal piece (13) that sets up in slip chamber (12), circumference evenly is equipped with a plurality of stop parts on hexagonal piece (13), stop parts is including setting up chamber (14) that resets in hexagonal piece (13), it presss from both sides tight piece (16) to slide in chamber (14) to reset, press from both sides tight piece (16) a terminal surface with chamber (14) inner wall that resets is connected through a plurality of second springs (15), press from both sides the slope terminal surface that tight piece (16) a terminal surface was high on the left and low on the right.

2. The universal wrench for the hexagonal bolt according to claim 1, wherein; the adjusting device comprises a worm (21) fixedly arranged on the left end surface of the hexagonal column (17), a limit plate (24) is fixedly arranged on the left end surface of the worm (21), a worm gear cavity (42) is arranged on the left end wall of the sliding cavity (12), the inner wall of the worm tooth cavity (42) is provided with worm teeth, the worm tooth cavity (42) is meshed with the worm (21), a hollow column (22) is fixedly arranged on the left end surface of the shell (11), a ball bearing (23) is fixedly arranged on the hollow column (22), a rotating block (18) is fixedly arranged on the ball bearing (23), a reserved cavity (41) is arranged in the rotating block (18), the inner ring of the ball bearing (23) is connected with the hollow column (22) in a press-fitting way, the outer ring of the ball bearing (23) is connected with the rotating block (18) in a press-fitting way, the rotating block (18) is fixedly connected with the worm (21), and the gap between the rotating block (18) and the left end face as well as the gap between the rotating block and the right end face of the shell (11) is 1 mm.

3. The universal wrench for the hexagonal bolt according to claim 1, wherein; the rotating device comprises a plurality of positioning holes (27) uniformly formed in the shell (11) in the circumferential direction, a placing cavity (28) is formed in the handle (25), positioning pins (29) are arranged in the placing cavity (28) in a sliding mode, the positioning pins (29) are abutted to the inner walls of the positioning holes (27), and the lower end face of each positioning pin (29) is connected with the lower end wall of the placing cavity (28) through a third spring (30).

4. The universal wrench for the hexagonal bolt according to claim 3, wherein: the rotating device further comprises a reserved channel cavity (32) arranged in the handle (25), the reserved channel cavity (32) is communicated with the arrangement cavity (28), a first rotating shaft (33) is arranged on the rear end wall of the reserved channel cavity (32) in a rotating mode, a first single-rail wheel (34) is fixedly arranged on the first rotating shaft (33), a steel wire rope (31) is wound on the first single-rail wheel (34), a second rotating shaft (36) is arranged on the rear end wall of the reserved channel cavity (32) in a rotating mode, a second single-rail wheel (35) is fixedly arranged on the second rotating shaft (36), the steel wire rope (31) is wound on the second single-rail wheel (35), a working cavity (39) is arranged in the handle (25), a sliding button (37) is arranged in the working cavity (39) in a sliding mode, the upper end face of the sliding button (37) is connected with the inner wall of the working cavity (39) through a fourth spring (38), one end of the reserved channel cavity (32) is connected with the lower end face of the sliding button (37), and the other end of the reserved channel cavity is connected with the lower end face of the positioning pin (29).