CN213080294U

CN213080294U - Combined tool for deburring and cleaning inner hole

Info

Publication number: CN213080294U
Application number: CN202022068089.9U
Authority: CN
Inventors: 林江; 廖勇军; 翟春涛; 朱涛; 郑崇福
Original assignee: Chengdu Tianhetong Technology Co ltd
Current assignee: Chengdu Tianhetong Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-04-30
Anticipated expiration: 2030-09-21

Abstract

The application provides a combination formula instrument that is used for hole burring and clean, includes: handle, connecting rod, polish head and draw the brush head. The connecting rod is detachably connected to the handle. The polishing head is of an inverted cone structure, and a plurality of blades are uniformly arrayed on the periphery of the polishing head. The brush head is of a cylindrical structure, a screw rod is integrally arranged on the brush head, a boss is arranged at the root part of the screw rod connected with the brush head, and the boss is provided with a group of parallel surfaces. The screw rod penetrates through the polishing head along the axis of the polishing head and is connected to the bottom of the connecting rod. The edge burr that can be used to get rid of various diameter hole limits can guarantee that the structure at hole border is neat to can accomplish the cleaning work to the smear metal simultaneously, avoid using the air blow gun to get rid of the smear metal, thereby play better guard action to the operator.

Description

Combined tool for deburring and cleaning inner hole

Technical Field

The utility model belongs to machine parts machining field especially relates to a be used for hole burring and clear combination formula instrument.

Background

In machining of mechanical parts, holes are common structures, but the edges of the holes are sharp burrs or flashes after machining, and chips are easy to remain in the holes, especially in stepped holes with small diameters, and the burrs and the flashes are not convenient to handle. The existing common treatment mode is to scrape or file off burrs and flashes by using a file and then blow off empty internal cuttings by using an air blow gun, but the mode can cause irregular filed structure at the edge of a hole and is easy to generate an uneven structure; and the cuttings can splash around when the air blow gun blows off the cuttings, so that the operators are easily injured.

SUMMERY OF THE UTILITY MODEL

For solving prior art not enough, the utility model provides a be used for hole burring and clear combination formula instrument can be used to get rid of the edge burr on various diameter hole limits, can guarantee that the structure at hole border is neat to can accomplish the cleaning work to the smear metal simultaneously, avoid using the air blow rifle to get rid of the smear metal, thereby play better guard action to the operator.

In order to realize the purpose of the utility model, the following scheme is proposed:

a combination tool for deburring and cleaning internal bores comprising: handle, connecting rod, polish head and draw the brush head.

The connecting rod is detachably connected to the handle.

The polishing head is of an inverted cone structure, and a plurality of blades are uniformly arrayed on the periphery of the polishing head.

The brush head is of a cylindrical structure, a screw rod is integrally arranged on the brush head, a boss is arranged at the root part of the screw rod connected with the brush head, and the boss is provided with a group of parallel surfaces.

The screw rod penetrates through the polishing head along the axis of the polishing head and is connected to the bottom of the connecting rod.

Further, the bottom of the handle is provided with a prism, the top of the connecting rod is provided with a prism hole, the side wall of the connecting rod is provided with a screw in a penetrating manner, and the front end of the screw is located in the prism hole.

Further, the prisms and the prism holes are both in a hexagonal structure.

Furthermore, a pair of convex strips is processed at the bottom of the connecting rod, grooves are formed in the polishing head corresponding to the convex strips, and gaps of the convex strips are arranged in the grooves.

Further, the section of the blade is rectangular.

Further, the screw rod penetrates through a bushing, and the bushing is located between the brush head and the polishing head.

Further, the bushing has multiple length specifications.

Further, the brush head has a specification of various diameters, and the polishing head has a specification of various tapers and diameters.

The beneficial effects of the utility model reside in that:

1. the periphery of the polishing head is uniformly provided with a plurality of blades, and the blades can simultaneously scrape burrs and flashes at the hole edge by rotating, so that the structure at the hole edge is ensured to be neat, the uneven structure is avoided, and the quality of parts is improved;

2. the polishing head is in a conical structure, and a single polishing head is convenient to adapt to holes with different diameters; the polishing head has various taper specifications and diameter specifications, and the polishing heads are replaced respectively, so that the diameter range of application can be enlarged by replacing different polishing heads; correspondingly, the brush heads with different diameters can be replaced according to different apertures, so that the cuttings can be conveniently cleaned;

3. be convenient for accomodate, handle, connecting rod, head of polishing and brush all can dismantle, and the receiver of being convenient for utilize is accomodate.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

FIG. 1 shows the overall construction of the present application;

FIG. 2 shows an exploded view of the structure of the present application;

FIG. 3 illustrates the structure and connection of the sanding head, brush head, and bushing;

fig. 4 shows the bottom structure of the connecting rod.

The labels in the figure are: 1-handle, 11-prism, 2-connecting rod, 21-prism hole, 22-convex strip, 3-polishing head, 31-blade, 32-groove, 4-brush head, 41-screw, 42-boss, 421-parallel surface, 5-screw and 6-bushing.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and this is only for the convenience of description of the present invention and simplification of the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

1-3, a combination tool for deburring and cleaning internal bores comprising: handle 1, connecting rod 2, the head of polishing 3 and including brush head 4, this application is applicable to the through-hole, especially has the through-hole in step hole.

Specifically, the connecting rod 2 is detachably connected to the bottom of the handle 1, and the connecting rod 2 is a slender rod with a cylindrical structure;

specifically, the polishing head 3 is in an inverted cone structure, and a plurality of blades 31 are uniformly arrayed on the periphery of the polishing head 3;

specifically, the brush head 4 is of a cylindrical structure, a screw rod 41 is integrally arranged on the brush head 4, a boss 42 is arranged at the root of the connection part of the screw rod 41 and the brush head 4, the boss 42 is provided with a group of parallel surfaces 421, and the parallel surfaces 421 are used for being matched with a wrench so as to facilitate the screwing of the screw rod 41;

specifically, the screw 41 penetrates through the polishing head 3 along the axis of the polishing head 3 and is connected to the bottom of the connecting rod 2 through threads, and the polishing head 3 is pressed against the bottom of the connecting rod 2 through the boss 42.

More specifically, as shown in fig. 2, the handle 1 and the connecting rod 2 are connected in a manner that a prism 11 is arranged at the bottom of the handle 1, a prism hole 21 is formed at the top of the connecting rod 2, a screw 5 is arranged on the side wall of the connecting rod 2 in a penetrating manner, and the front end of the screw 5 is located inside the prism hole 21. When connecting, the prism 11 is inserted into the prism hole 21, and then the prism 11 is pressed by the screw 5.

More specifically, the prism 11 and the prism hole 21 have the same cross-sectional structure and are both polygonal prism structures to prevent relative rotation, and a triangular prism, a quadrangular prism or a hexagonal prism may be adopted, as shown in fig. 2, in this embodiment, both the prism 11 and the prism hole 21 are hexagonal structures.

Preferably, as shown in fig. 3 and 4, in order to prevent the sanding head 3 from rotating relative to the connecting rod during operation, the bottom of the connecting rod 2 is provided with a pair of ribs 22, the ribs 22 are higher than the bottom surface of the connecting rod 2, the sanding head 3 has grooves 32 corresponding to the ribs 22, and the ribs 22 are arranged in the grooves 32 with gaps. The protruding strip 22 is formed by integrally processing the connecting rod 2, and the bottom thereof has an arc structure so as to be inserted into the groove 32.

Preferably, the blade 31 has a rectangular cross section, so that both side edges of the blade 31 located at the outermost side can be used for scraping burrs and flashes, and the burrs and flashes can be processed no matter whether the handle 1 is rotated leftwards or rightwards.

Preferably, the screw 41 is provided with a bushing 6, and the bushing 6 is located between the brush head 4 and the sanding head 3 for spacing the brush head 4 from the sanding head 3 to allow the brush head 4 to have a longer cleaning range. The bushing 6 has various length specifications to facilitate adjustment of the spacing between the brush head 4 and the sanding head 3 for cleaning of swarf in holes of different depths. When the hole is deep, a large space between the brush head 4 and the sanding head 3 is required to ensure that the brush head 4 is deep into the bottom of the hole.

Preferably, the brush heads 4 are of a variety of diameter sizes, but the size of the screw 41 on each brush head 4 is the same, so that the same connecting rod 2 is used; the polishing head 3 has various tapers and diameters, the brush heads 4 with different diameters and the polishing heads 3 with different diameters can be selected according to the aperture, and meanwhile, because the positions of burrs or flashes formed are different, some polishing heads are positioned inside holes at the edges, and some polishing heads are positioned on the end surfaces of the holes at the edges, so the polishing heads 3 with different tapers are needed.

The specific implementation mode is as follows: firstly, a proper polishing head 3, a bushing 6 and a brush head 4 are selected to be installed, when the toothbrush is in work, the handle 1 is held by a hand and rotates, and can rotate clockwise or anticlockwise or alternatively rotate clockwise and anticlockwise to remove burrs and flashes, and then the handle 1 is pulled back and forth along the axis of a hole to enable the brush head 4 to reciprocate in the hole to clean scraps.

The foregoing is only a preferred embodiment of the invention and is not intended to be the only or limiting embodiment of the invention. It should be understood by those skilled in the art that various changes and equivalent substitutions made herein may be made without departing from the scope of the invention as defined by the appended claims.

Claims

1. A combination tool for deburring and cleaning internal bores comprising: the polishing device comprises a handle (1), a connecting rod (2) and a polishing head (3), and is characterized by also comprising a brush head (4);

the connecting rod (2) is detachably connected to the handle (1);

the polishing head (3) is of an inverted cone structure, and a plurality of blades (31) are uniformly arrayed on the periphery of the polishing head (3);

the brush head (4) is of a cylindrical structure, a screw rod (41) is integrally arranged on the brush head (4), a boss (42) is arranged at the root of the connection part of the screw rod (41) and the brush head (4), and the boss (42) is provided with a group of parallel surfaces (421);

the screw rod (41) penetrates through the polishing head (3) along the axis of the polishing head (3) and is connected to the bottom of the connecting rod (2).

2. The combined tool for deburring and cleaning inner holes as claimed in claim 1, wherein the bottom of the handle (1) is provided with a prism (11), the top of the connecting rod (2) is provided with a prism hole (21), the side wall of the connecting rod (2) is provided with a screw (5) in a penetrating way, and the front end of the screw (5) is positioned in the prism hole (21).

3. A tool combination for deburring and cleaning internal bores according to claim 2, characterized in that the prisms (11) and the prism holes (21) are of hexagonal configuration.

4. A combined tool for deburring and cleaning inner holes as claimed in claim 1, characterized in that the bottom of said connecting rod (2) is machined with a pair of ribs (22), said sanding head (3) has grooves (32) corresponding to said ribs (22), said ribs (22) are arranged in said grooves (32) with clearance.

5. A combined tool for deburring and cleaning internal bores according to claim 1, characterized in that said cutting edge (31) is rectangular in cross-section.

6. A combined tool for deburring and cleaning inner holes as claimed in claim 1, characterized in that the screw (41) is pierced with a bushing (6), the bushing (6) being located between the brush head (4) and the grinding head (3).

7. A combined tool for deburring and cleaning internal bores according to claim 6, characterized in that said bushing (6) has a plurality of length specifications.

8. A combination tool for deburring and cleaning internal bores according to claim 1, characterized in that the brush head (4) has a specification of various diameters and the sanding head (3) has a specification of various tapers and diameters.