CN111168609A

CN111168609A - Multi-stage automatic disassembling tool

Info

Publication number: CN111168609A
Application number: CN201811335551.8A
Authority: CN
Inventors: 尚明
Original assignee: 尚明
Priority date: 2018-11-11
Filing date: 2018-11-11
Publication date: 2020-05-19

Abstract

The invention discloses a multi-stage automatic disassembling tool. The ratchet wheel is arranged at one end of the handle, the revolving body is installed in the ratchet wheel, the claw containing groove is formed in the revolving body, the spring hole and the shaft containing hole are formed in the claw containing groove, the spring is installed in the spring hole in a clearance mode, the pawl is installed in the claw containing groove in a clearance mode, the revolving shaft is arranged on the pawl, the revolving shaft is inserted into the shaft containing hole in a clearance mode, and the revolving body can rotate in a single direction under the action of the pawl. The end enclosure is tightly installed at the opening end of the claw containing groove, a drum-shaped hole is formed in the center of the revolving body, body teeth are arranged in the drum-shaped hole, a movable block is installed in the drum-shaped hole in a clearance mode, the block teeth and the body teeth arranged on the movable block are meshed with each other, and the size of the opening of the tool can be adjusted by changing the meshing position of the block teeth and the body teeth. The automatic screw bolt and nut sleeving machine is convenient to adjust the size of the opening, can realize the automatic function of continuously assembling and disassembling screw bolts and nut parts in one sleeving mode, and is convenient and quick to use and wide in application range.

Description

Multi-stage automatic disassembling tool

Technical Field

The invention relates to a dismounting tool for screwing or loosening polygonal parts such as bolts, nuts and the like, belonging to the field of hardware tools.

Background

At present, the structure of a multipurpose dismounting tool for bolts and nuts is diversified, no matter the multipurpose opening or a hexagonal socket wrench is adopted, most of the multipurpose dismounting tools cannot realize the continuous rotary work in a narrow space, although the double offset ring automatic wrench can realize the continuous rotary work in the narrow space, one wrench covers a small number of sizes. If the specifications of the bolts and the nuts to be disassembled and assembled are more, the proper size is often found in a pile of tools in actual work, so that the tools are even required to be delivered by a special person, time is wasted virtually, and energy and physical strength of the person are consumed. Although there is also adjustable spanner to adapt to certain narrow and small space and reset fast and turn round again, its open-ended structure is adjusted to lead screw, has restricted the maximum moment that it can bear, and big power apart from very easily causing the opening size increase, and the area of engagement of opening and part diminishes, destroys the edges and corners of bolt, nut class part and drops, has the potential safety hazard.

Disclosure of Invention

The invention aims to overcome the defects that one tool can not be suitable for bolts and nuts of multiple specifications and can be automatically disassembled and assembled in a narrow space in the work of the existing disassembling tool, and the like, and discloses a multistage automatic disassembling tool which can realize the rapid and accurate size change of one wrench in the narrow space and can continuously rotate to achieve the operation of automatically disassembling and assembling the bolts and nuts, and is convenient, rapid, time-saving and labor-saving.

The invention is realized by the following technical scheme:

the ratchet wheel (2) is arranged at one end of the handle (1), a circle of ratchet wheel grooves (3) are formed in the center of the ratchet wheel (2), the cross section of each ratchet wheel groove (3) is triangular, the cross section can be isosceles triangle or unequal waist triangle, the adjacent two ends of each ratchet wheel groove (3) are respectively provided with a clamp spring groove (4) and a wheel step surface (5), the revolving body (6) is installed in the center of the ratchet wheel (2) in a clearance mode, a drum-shaped hole (7) is formed in the center of the end surface of the revolving body (6), a waist line of each drum-shaped hole (7) is composed of a first body surface (8) and a second body surface (9), the included angle between the first body surface (8) and the second body surface (9) is β, the value range is 90-135 degrees, body teeth (10) are symmetrically arranged on two parallel drum surfaces of the drum-shaped holes (7), the number of the body teeth (10) is 2-40, one end surface of the body teeth (10) is closed by a positioning surface (14) arranged on the positioning face, one end surface of the drum-shaped hole (6), the drum-shaped hole (7) is provided with an outer circle of a pawl shaft, the pawl shaft of the pawl-shaped hole (11), the pawl-shaped hole (11) is provided with an angle, the pawl-shaped groove (17), the pawl-shaped groove (11), the pawl-shaped groove (17) is provided with an outer pawl-shaped groove (17), the pawl-shaped groove (18-shaped groove (17), the pawl-shaped groove (17) is provided with an angle of the pawl-17), the pawl-shaped groove (17), the pawl-shaped groove (18-shaped groove (17), the pawl.

The tool is convenient to use, cannot damage edges and corners of parts when the bolt and the nut are screwed or loosened, does not influence secondary use or next operation of the parts, is suitable for narrow-space continuous operation, can realize wider application by matching with other universal tools, and has the advantages of high efficiency, high safety degree and the like.

Drawings

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

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a rear view structural schematic of the present invention.

FIG. 4 is a schematic cross-sectional view B-B of FIG. 1 according to the present invention.

FIG. 5 is a schematic cross-sectional view of the L-L of FIG. 2 of the present invention.

Fig. 6 is a schematic diagram of a three-dimensional explosive structure of the present invention.

Fig. 7 is an enlarged schematic view at D of fig. 6 of the present invention.

The reference numerals are explained below:

1. the handle, 2, the ratchet wheel, 3, the ratchet wheel groove, 4, the clamp spring groove, 5, the wheel step surface, 6, the revolving body, 7, the drum-shaped hole, 8, the first body surface, 9, the second body surface, 10, the body teeth, 11, the claw containing groove, 12, the claw groove surface, 13, the body step surface, 14, the positioning surface, 15, the spring hole, 16, the shaft containing hole, 17, the pawl, 18, the claw shaft, 19, the spring, 20, the sealing head, 21, the clamp spring, 22, the loose piece, 23, the first block surface, 24, the second block surface, 25, the body teeth, 26 and the opening indication value.

Detailed Description

The invention is discussed in further detail below with reference to the figures and examples:

the ratchet wheel (2) is arranged at one end of the handle (1), a circle of ratchet wheel groove (3) is formed in the center of the ratchet wheel groove (2), the section of the ratchet wheel groove (3) is in an unequal waist triangle shape, a clamp spring groove (4) and a wheel step surface (5) are respectively formed in two adjacent ends of the ratchet wheel groove (3), the revolving body (6) is installed in the center of the ratchet wheel (2) in a clearance mode, a drum-shaped hole (7) is formed in the center of the end surface of the revolving body (6), a waist line of the drum-shaped hole (7) is composed of a first body surface (8) and a second body surface (9), an included angle formed by the first body surface (8) and the second body surface (9) is β, β =120 degrees, body teeth (10) are symmetrically arranged on two parallel drum surfaces of the drum-shaped hole (7), the number of the body teeth (10) is 38, one end surface of the body teeth (10) is closed by a positioning surface (14) arranged on the revolving body teeth (10), a step surface (13) is arranged on one end surface of the revolving body (6), an opening is arranged on the other end surface of the revolving body teeth (6), the pawl shaft (10), the pawl-shaped groove (16) is arranged on the pawl-shaped groove (11), the pawl-shaped groove (16), the pawl-shaped groove (18) is arranged on the pawl-shaped groove, the pawl-shaped groove (16), the pawl-shaped groove (18), the pawl-shaped groove (11), the pawl-shaped groove (16) and the pawl-shaped groove (16), the pawl-shaped groove (18) are arranged on the pawl-shaped groove, the pawl-shaped groove (16), the pawl-shaped groove (18), the pawl-shaped groove (16) and the pawl-shaped groove, the pawl-shaped groove (16) and the pawl-.

when the opening indicating surface is upward, the handle is rotated clockwise, the pawl enters the ratchet groove under the action of the spring, the relative position between the revolving body and the handle is locked, torque is transmitted to the disassembled and assembled bolt and nut parts, the bolt and nut parts are rotated clockwise, the handle is rotated anticlockwise, the pawl is separated from the ratchet groove, the revolving body is rotated while the revolving body is kept still, the handle is rotated clockwise, the bolt and nut parts are rotated again, the operation is repeated, the installation of the forward-rotation bolt and nut parts is realized, the bolt and nut parts are disassembled, the parts such as the bolt and the nut parts are only required to be sleeved on the parts with the opening indicating value of the tool downwards, and then the threads are sleeved on the parts repeatedly, so that the left-rotation thread is convenient and reliable, and the range of the invention is wide and the invention is suitable for the application.

The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, not restrictive; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims

1. the multi-stage automatic disassembling and assembling tool is characterized in that a ratchet wheel (2) is arranged at one end of a handle (1), a circle of ratchet groove (3) is formed in the center of the ratchet wheel (2), the cross section of the ratchet groove (3) is triangular, the cross section can be isosceles triangle or unequal isosceles triangle, a clamp spring groove (4) and a wheel step surface (5) are respectively formed in the two adjacent ends of the ratchet groove (3), a revolving body (6) is installed in the center of the ratchet wheel (2) in a clearance mode, drum-shaped holes (7) are formed in the center of the end surface of the revolving body (6), a waist line of each drum-shaped hole (7) is composed of a first body surface (8) and a second body surface (9), the included angle between the first body surface (8) and the second body surface (9) is β, body teeth (10) are symmetrically arranged on two parallel drum surfaces of the drum-shaped holes (7), one end of each body tooth (10) is closed by a positioning surface (14) arranged on the positioning block (10), a step surface (13) is arranged on one end surface of the revolving body (6), an opening is arranged on one end surface of the corresponding to a pawl shaft, a pawl shaft (11), a pawl shaft (16) is arranged on a pawl shaft, a pawl shaft (18) is arranged on a pawl shaft, a pawl shaft (11) and a pawl shaft (11), a pawl shaft (11) and a pawl containing groove (11) are arranged on a pawl containing groove (11), a pawl containing groove (16), a pawl containing groove (18) and a pawl containing groove (17), a pawl containing groove (18) which is arranged on a pawl containing groove (17), a pawl containing groove (17) which is arranged on a pawl shaft containing groove (17), a pawl shaft containing groove (18) which is arranged on a pawl containing groove (16), a pawl shaft containing groove (17), a pawl containing groove (18) which is arranged on a pawl shaft containing groove (17), a pawl shaft containing groove which is arranged on a pawl shaft containing groove (17), a pawl shaft containing groove.

2. the automatic multi-stage dismounting tool according to claim 1, wherein the included angle between the first body surface (8) and the second body surface (9) is β, and the value range is 90 ° to 135 °.

3. The multistage automatic assembly and disassembly tool as claimed in claim 1, wherein the two parallel "drumheads" of the drum-shaped hole (7) are symmetrically provided with body teeth (10), and the number of the body teeth (10) is 2-40.

4. the automatic multi-stage disassembly and assembly tool of claim 1, wherein the angle at which the pawl (17) can rotate along the pawl shaft (18) is α, and the value range of α is 0 to 45 degrees.

5. The multi-stage automatic assembly and disassembly tool of claim 1, wherein the included angle between the first block surface (23) and the second block surface (24) is gamma, and the value range of gamma is 90-135 degrees.

6. The multistage automatic assembly and disassembly tool as claimed in claim 1, wherein the loose piece (22) is provided with block teeth (25), and the number of the block teeth (25) is 2-20.