CN215039052U

CN215039052U - Impact drill with damping and buffering functions

Info

Publication number: CN215039052U
Application number: CN202121550493.8U
Authority: CN
Inventors: 于大祥
Original assignee: Suzhou Haiya Decoration Engineering Co ltd
Current assignee: Suzhou Haiya Decoration Engineering Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-07
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses an impact drill with shock attenuation buffer function, bore the body including the impact, the output fixed mounting who bores the body has the driving spindle, the fixed cover of the left top fixedly connected with of impact drill body, the left side of fixed cover inner chamber is run through and is provided with the slider, the inside of slider has the adapter sleeve through connecting bearing swing joint, the left side of adapter sleeve runs through slider and fixedly connected with drill pipe chuck. The utility model discloses a set up fixed cover, adapter sleeve, drilling rod chuck, slider, annular slab, movable rod, montant, extension spring, fixing base, driving spindle, elastic rubber ring, inserted bar, buffer spring and connecting block cooperation and use, have the advantage of shock attenuation buffering, solved current percussion drill and did not have the function of shock attenuation buffering, the power direct feedback who strikes the production gives the staff, increases staff intensity of labour, and has certain potential safety hazard, has reduced the problem of percussion drill practicality.

Description

Impact drill with damping and buffering functions

Technical Field

The utility model relates to a construction technical field specifically is a strike and bore with shock attenuation buffer function.

Background

The building engineering refers to an engineering entity formed by the construction of various house buildings and auxiliary facilities thereof and the installation activities of lines, pipelines and equipment matched with the house buildings, wherein the house buildings comprise top covers, beam columns, walls, foundations and engineering capable of forming internal spaces and meeting the requirements of production, living, learning and public activities of people; the electric impact drill is mainly used for rotary cutting, has an impact mechanism which produces impact force by means of the thrust of an operator, and is used as an electric tool for drilling holes in materials such as bricks, building blocks, light walls and the like.

In the building work progress, often can use the electric impact drill to carry out drilling processing, and current impact drill does not have the function of shock attenuation buffering, and the power direct feedback who strikes the production increases staff intensity of labour, and has certain potential safety hazard, has reduced the practicality that the impact was bored.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an impact drill with shock attenuation buffer function possesses the advantage of shock attenuation buffering, has solved current impact drill and has not had the function of shock attenuation buffering, and the power direct feedback who strikes the production increases staff intensity of labour, and has certain potential safety hazard, has reduced the problem of impact drill practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a percussion drill with a damping and buffering function comprises a percussion drill body, wherein a driving main shaft is fixedly installed at the output end of the percussion drill body, a fixed sleeve is fixedly connected to the left top of the percussion drill body, a sliding block is arranged on the left side of the inner cavity of the fixed sleeve in a penetrating manner, a connecting sleeve is movably connected inside the sliding block through a connecting bearing, the left side of the connecting sleeve penetrates through the sliding block and is fixedly connected with a drill rod chuck, the left side of the driving main shaft penetrates through the fixed sleeve and extends to the inner cavity of the connecting sleeve, vertical rods are arranged on the right sides of the top and the bottom of the fixed sleeve in a penetrating manner, an extension spring is sleeved on the surface of each vertical rod and the inner cavity of the fixed sleeve, movable rods are movably connected to the opposite sides of the two vertical rods through a first rotating shaft, an annular plate is movably connected to the side of each movable rod far away from the corresponding vertical rod through a second rotating shaft, and inserting rods are fixedly connected to the top and the bottom of the right side of the annular plate, the top and the equal fixedly connected with fixing base in bottom on fixed cover inner chamber right side, the right side fixedly connected with buffer spring of fixing base inner chamber, the left side fixedly connected with elastic rubber ring of fixing base, the right side of inserted bar runs through the inner chamber and the fixedly connected with connecting block that elastic rubber ring extends to the fixing base.

Preferably, the surface of the driving main shaft and the inner cavity of the fixed sleeve are rectangular, and the surface of the driving main shaft is in sliding contact with the inner wall of the connecting sleeve.

Preferably, the right side of the surface of the fixing sleeve is fixedly sleeved with a holding handle, and the surface of the vertical rod is in sliding connection with the connecting part of the fixing sleeve.

Preferably, the outer side of the extension spring is fixedly connected with the inner wall of the fixed sleeve, the inner side of the extension spring is fixedly connected with the surface of the vertical rod, and the inner diameters of the annular plate and the elastic rubber ring are far larger than the specification of the driving spindle.

Preferably, the top and the bottom of the inner cavity of the fixed sleeve are fixedly connected with positioning blocks, and the surface of the sliding block is provided with positioning grooves matched with the positioning blocks.

Preferably, the right side of fixed cover is inlayed and is installed and drive the steady bearing that the main shaft cooperation was used, the surface of connecting block and the inner wall sliding contact of fixing base.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up fixed cover, adapter sleeve, drilling rod chuck, slider, annular slab, movable rod, montant, extension spring, fixing base, driving spindle, elastic rubber ring, inserted bar, buffer spring and connecting block cooperation and use, have the advantage of shock attenuation buffering, solved current percussion drill and did not have the function of shock attenuation buffering, the power direct feedback who strikes the production gives the staff, increases staff intensity of labour, and has certain potential safety hazard, has reduced the problem of percussion drill practicality.

2. The utility model discloses a set up the handle of taking, can the person of being convenient for both hands hold and strike the brill body and carry out work, use through setting up locating piece and constant head tank cooperation, can make the slider control the removal about stable, prevent displacement and rotation about the slider produces, through setting up the connecting block, can make the inserted bar remove more stably, through setting up the elastic rubber ring, can play the effect of buffering protection once more when contacting with the annular slab, use through setting up adapter sleeve and drive spindle cooperation, can make the drive spindle drive the adapter sleeve in step and rotate.

Drawings

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

FIG. 2 is a schematic sectional view of the fixing sleeve structure of the present invention;

FIG. 3 is a schematic sectional view of the connecting sleeve of the present invention;

fig. 4 is an enlarged schematic view of the structure a in fig. 3 according to the present invention.

In the figure: the drill comprises a percussion drill body 1, a holding handle 2, a fixing sleeve 3, a connecting sleeve 4, a drill rod chuck 5, a sliding block 6, a ring-shaped plate 7, a movable rod 8, a vertical rod 9, an extension spring 10, a fixing seat 11, a driving main shaft 12, an elastic rubber ring 13, an inserted rod 14, a positioning block 15, a positioning groove 16, a buffer spring 17 and a connecting block 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a percussion drill with shock absorption and buffering functions comprises a percussion drill body 1, a driving spindle 12 is fixedly installed at an output end of the percussion drill body 1, a fixing sleeve 3 is fixedly connected to a top portion of a left side of the percussion drill body 1, a stabilizing bearing matched with the driving spindle 12 is embedded and installed at a right side of the fixing sleeve 3, a holding handle 2 is fixedly installed at a right side of a surface of the fixing sleeve 3, the user can conveniently hold the percussion drill body 1 by both hands to work by arranging the holding handle 2, an inner cavity of the driving spindle 12 and located in the fixing sleeve 3 is rectangular, a slider 6 is arranged at a left side of an inner cavity of the fixing sleeve 3 in a penetrating manner, positioning blocks 15 are fixedly connected to left sides of the top portion and the bottom portion of the inner cavity of the fixing sleeve 3, positioning grooves 16 matched with the positioning blocks 15 are formed on the surface of the slider 6, and the positioning blocks 15 and the positioning grooves 16 are matched for use, the slide block 6 can be stably moved left and right, the slide block 6 is prevented from moving up and down and rotating, the inside of the slide block 6 is movably connected with a connecting sleeve 4 through a connecting bearing, the left side of the connecting sleeve 4 penetrates through the slide block 6 and is fixedly connected with a drill rod chuck 5, the left side of a driving main shaft 12 penetrates through a fixed sleeve 3 and extends to an inner cavity of the connecting sleeve 4, the surface of the driving main shaft 12 is in sliding contact with the inner wall of the connecting sleeve 4, the driving main shaft 12 can synchronously drive the connecting sleeve 4 to rotate by arranging the connecting sleeve 4 and the driving main shaft 12 in a matched mode, vertical rods 9 are arranged on the right sides of the top and the bottom of the fixed sleeve 3 in a penetrating mode, the surface of each vertical rod 9 is in sliding connection with the connecting part of the fixed sleeve 3, an extension spring 10 is sleeved on the surface of the vertical rod 9 and positioned in the inner cavity of the fixed sleeve 3, the outer side of the extension spring 10 is fixedly connected with the inner wall of the fixed sleeve 3, and the inner side of the extension spring 10 is fixedly connected with the surface of the vertical rod 9, one side of the two vertical rods 9 opposite to each other is movably connected with a movable rod 8 through a first rotating shaft, one side of the movable rod 8 far away from the vertical rods 9 is movably connected with an annular plate 7 through a second rotating shaft, the top and the bottom of the right side of the annular plate 7 are fixedly connected with an inserted link 14, the top and the bottom of the right side of an inner cavity of a fixed sleeve 3 are fixedly connected with a fixed seat 11, the right side of the inner cavity of the fixed seat 11 is fixedly connected with a buffer spring 17, the left side of the fixed seat 11 is fixedly connected with an elastic rubber ring 13, the inner diameters of the annular plate 7 and the elastic rubber ring 13 are far larger than the specification of a driving main shaft 12, through the arrangement of the elastic rubber ring 13, the secondary buffer protection effect can be achieved when the elastic rubber ring 7 is contacted, the right side of the inserted link 14 penetrates through the elastic rubber ring 13 to extend to the inner cavity of the fixed seat 11 and is fixedly connected with a connecting block 18, the surface of the connecting block 18 is in sliding contact with the inner wall of the fixed seat 11, through the arrangement of the connecting block 18, can make the inserted bar 14 remove more stably, through setting up fixed cover 3, adapter sleeve 4, drilling rod chuck 5, slider 6, annular slab 7, the movable rod 8, montant 9, extension spring 10, fixing base 11, driving spindle 12, elastic rubber ring 13, inserted bar 14, buffer spring 17 and connecting block 18 cooperation are used, the advantage that has the shock attenuation buffering, the current impact of having solved bores the function that does not have the shock attenuation buffering, the power direct feedback who strikes the production gives the staff, increase staff intensity of labour, and there is certain potential safety hazard, the problem of the impact brill practicality has been reduced.

When the drill bit is used, all the components are in an installation state, firstly, a drill bit is installed on a drill rod chuck 5, a user holds an impact drill body 1 with one hand and holds a holding handle 2 with the other hand to perform impact drilling work, in the working process, a driving main shaft 12 rotates to drive a connecting sleeve 4 to rotate, so that the drill rod chuck 5 rotates, the user applies pushing pressure during drilling, the drill rod chuck 5 receives drilling feedback force to enable the connecting sleeve 4 to move rightwards, under the matching of a positioning block 15 and a positioning groove 16, a sliding block 6 is driven to stably move rightwards, the sliding block 6 is in contact with an annular plate 7 to extrude the annular plate 7, under the connection of a movable rod 8, a vertical rod 9 can automatically move outwards, an extension spring 10 is compressed to realize primary buffer protection, the movement of the annular plate 7 can drive an inserted rod 14 to move rightwards, so that a connecting block 18 is in contact with a buffer spring 17, buffer spring 17 is compressed, realizes the secondary buffering protection, and when the amplitude was great, the right side and the elastic rubber ring 13 contact of annular plate 7 for elastic rubber ring 13 is extruded, can carry out the cubic buffering protection, and shock attenuation buffer function is better, satisfies the user demand.

All kinds of parts used in this application file are standard parts, can purchase from the market, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet and welding among the prior art, and machinery, part and electrical equipment all adopt conventional model among the prior art, and circuit connection adopts conventional connected mode among the prior art, and electrical equipment all communicates with external safe power supply, does not make specific statement here again.

In summary, the following steps: this strike and bore with shock attenuation buffer function, through setting up fixed cover 3, adapter sleeve 4, drilling rod chuck 5, slider 6, annular slab 7, the movable rod 8, montant 9, extension spring 10, fixing base 11, driving spindle 12, elastic rubber ring 13, inserted bar 14, buffer spring 17 and connecting block 18 cooperation are used, the advantage that has the shock attenuation buffering, the current strike and bore the function that does not have the shock attenuation buffering has been solved, the power direct feedback who strikes the production gives the staff, increase staff intensity of labour, and there is certain potential safety hazard, the problem of strike brill practicality has been reduced.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a strike and bore with shock attenuation buffer function, bores body (1) including the impact, its characterized in that: the output end of the impact drill body (1) is fixedly provided with a driving main shaft (12), the impact drill body (1) is fixedly connected with a fixed sleeve (3) at the left top, the left side of the inner cavity of the fixed sleeve (3) is provided with a sliding block (6) in a penetrating manner, the inside of the sliding block (6) is movably connected with a connecting sleeve (4) through a connecting bearing, the left side of the connecting sleeve (4) is provided with a sliding block (6) in a penetrating manner and a drill rod chuck (5) in a fixedly connected manner, the left side of the driving main shaft (12) is provided with a fixing sleeve (3) in a penetrating manner and extends to the inner cavity of the connecting sleeve (4), the top and the right side of the bottom of the fixing sleeve (3) are both provided with a vertical rod (9) in a penetrating manner, the surface of the vertical rod (9) and the inner cavity sleeve positioned on the fixing sleeve (3) are provided with an extension spring (10), and one side opposite to the two vertical rods (9) is movably connected with a movable rod (8) through a first rotating shaft, one side that montant (9) were kept away from in movable rod (8) has annular slab (7) through second pivot swing joint, the equal fixedly connected with inserted bar (14) in top and bottom on annular slab (7) right side, the equal fixedly connected with fixing base (11) in top and bottom on fixed cover (3) inner chamber right side, the right side fixedly connected with buffer spring (17) of fixing base (11) inner chamber, the left side fixedly connected with elastic rubber ring (13) of fixing base (11), the right side of inserted bar (14) runs through elastic rubber ring (13) and extends to the inner chamber and the fixedly connected with connecting block (18) of fixing base (11).

2. The impact drill with the shock absorbing and buffering functions as claimed in claim 1, wherein: the surface of the driving main shaft (12) is rectangular and is positioned in the inner cavity of the fixed sleeve (3), and the surface of the driving main shaft (12) is in sliding contact with the inner wall of the connecting sleeve (4).

3. The impact drill with the shock absorbing and buffering functions as claimed in claim 1, wherein: the right side of the surface of the fixed sleeve (3) is fixedly sleeved with a holding handle (2), and the surface of the vertical rod (9) is connected with the connecting part of the fixed sleeve (3) in a sliding manner.

4. The impact drill with the shock absorbing and buffering functions as claimed in claim 1, wherein: the outer side of the extension spring (10) is fixedly connected with the inner wall of the fixed sleeve (3), the inner side of the extension spring (10) is fixedly connected with the surface of the vertical rod (9), and the inner diameters of the annular plate (7) and the elastic rubber ring (13) are far larger than the specification of the driving spindle (12).

5. The impact drill with the shock absorbing and buffering functions as claimed in claim 1, wherein: the fixed cover (3) inner chamber top and the left side of bottom all fixedly connected with locating piece (15), constant head tank (16) that use with locating piece (15) cooperation are seted up to the surface of slider (6).

6. The impact drill with the shock absorbing and buffering functions as claimed in claim 1, wherein: the right side of fixed cover (3) is inlayed and is installed the steady bearing who uses with drive spindle (12) cooperation, the surface of connecting block (18) and the inner wall sliding contact of fixing base (11).