CN211661157U

CN211661157U - Cutting tool for drilling

Info

Publication number: CN211661157U
Application number: CN201921497773.XU
Authority: CN
Inventors: 林明花
Original assignee: Nanan Yitong Industrial Product Design Co Ltd
Current assignee: Nanan Yitong Industrial Product Design Co Ltd
Priority date: 2019-09-07
Filing date: 2019-09-07
Publication date: 2020-10-13
Anticipated expiration: 2029-09-07

Abstract

The utility model discloses a cutting tool for drilling, which structurally comprises a cutter body, a cutting edge, a linking rotating rod, a fixed rod and a positioning block, the utility model relates to a cutting tool for drilling, when the cutter is installed, the positioning block is directly embedded into the clamping block to clamp the positioning block, the fixing rod is rotated to drive the thread block to rotate on the shell, the air pushing plate on the rotating connecting block is pushed to push along the guide plate, and pushing air enters the connecting plate through the air inlet, the pressing block is extruded and pushed to extend out to contact with the inner wall of the clamping block and apply an oblique upward pressure to the clamping block, through the structure of the improved equipment, when the cutter is installed and used, the cutter can be well fixedly installed, the cutter is additionally provided with an oblique upward pressure, and the connectivity between the cutter and the processing equipment is enhanced.

Description

Cutting tool for drilling

Technical Field

The utility model relates to a cutting tool for drilling belongs to drilling equipment technical field.

Background

A cutting tool for drilling a hole is a cutting tool for chip cutting a workpiece before drilling, which is tough and sharp and can cut the surface of the workpiece gradually to form a desired shape, but the prior art has the following drawbacks:

when the cutting tool is installed and used, the cutting tool is mostly installed on processing equipment in a direct embedding and clamping mode, and the cutting tool is clamped by only two opposite clamping forces, so that the cutting tool is single, and the cutting tool is easy to fall off and loosen outwards to influence the processing of the equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cutting tool for drilling to prior art smear metal cutter of solution adopts the tight mode of direct embedding clamp to install the cutter on processing equipment more when installing the use, and the clamping is carried out to it to the clamp force that this method cutter only has two subtend, and is comparatively single, easily makes the cutter outwards drop not hard up, influences the problem of the processing of equipment.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a cutting tool for drilling comprises a cutter body, a cutting edge, a connecting rotating rod, a fixing rod and a positioning block, wherein the outer ring part of the cutter body and the cutting edge are of an integrated structure, the top end of the connecting rotating rod is welded with the top end of the cutter body, the positioning block comprises a rotating connecting block, a threaded block, a connecting plate, a pressing block, a gas pushing groove, a gas inlet, a shell, a gas pushing plate and a guide plate, the top end of the rotating connecting block is welded with the middle part of the bottom end of the threaded block, the connecting plate and the shell are of an integrated structure, the pressing block is embedded in the connecting plate, the gas pushing groove and the shell are of an integrated structure, the gas inlet is located right below the gas pushing plate, the guide plate and the gas pushing groove are of an integrated structure, the gas pushing groove is located right below the threaded block, the threaded block is vertically embedded in the middle part of the top end of the shell, the top end of the gas pushing plate is, the outer ring part of the gas pushing plate is movably touched with the gas pushing groove, the connecting plate and the gas pushing groove are of an integrated structure, and a fixing rod is embedded and installed on the top end of the shell.

Furthermore, the bottom end of the connecting rotating rod is welded with the top end of the fixed rod.

Furthermore, the pressing block is of a cylindrical structure, and one end of the pressing block is of a hemispheroid structure.

Further, the blade is located right above the fixing rod.

Further, the fixing rod is embedded and installed on the top end of the positioning block.

Furthermore, the bottom of the gas pushing plate is of a circular plate structure, and a cylindrical long rod vertically extends from the middle end of the top of the gas pushing plate and is connected with the rotating connecting block.

Further, the connector tiles are of a loop configuration.

Advantageous effects

The utility model relates to a cutting tool for drilling, which is characterized in that a cutter is fixedly arranged on a processing device, so that a cutting edge on a cutter body carries out gradual chip cutting processing on a workpiece, when the cutter is installed, the positioning block is directly embedded into the clamping block to clamp the positioning block, the fixing rod is rotated to drive the thread block to rotate on the shell, the air pushing plate on the rotating connecting block is pushed to push along the guide plate, and pushing air enters the connecting plate through the air inlet, the pressing block is extruded and pushed to extend out to contact with the inner wall of the clamping block and apply an oblique upward pressure to the clamping block, through the structure of the improved equipment, when the cutter is installed and used, the cutter can be well fixedly installed, the cutter is additionally provided with an oblique upward pressure, and the connectivity between the cutter and the processing equipment is enhanced.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a cutting tool for drilling according to the present invention;

FIG. 2 is a schematic cross-sectional detailed structure diagram of a positioning block of the present invention;

FIG. 3 is a schematic cross-sectional detailed structure view of the positioning block according to the present invention after the positioning block is operated in front view;

figure 4 is a schematic cross-sectional detail view of a top view of the connector tiles of the present invention.

In the figure: the cutter body-1, the cutting edge-2, the connecting rotating rod-3, the fixed rod-4, the positioning block-5, the rotating connecting block-51, the thread block-52, the connecting plate-53, the pressure block-54, the air pushing groove-55, the air inlet-56, the shell-57, the air pushing plate-58 and the guide plate-59.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, 2, 3 and 4, the present invention provides a technical solution of a cutting tool for drilling: the structure of the cutter comprises a cutter body 1, a cutting edge 2, a connecting rotary rod 3, a fixing rod 4 and a positioning block 5, wherein the outer ring part of the cutter body 1 and the cutting edge 2 are of an integrated structure, the top end of the connecting rotary rod 3 is welded with the top end of the cutter body 1, the positioning block 5 comprises a rotary connecting block 51, a thread block 52, a connecting plate 53, a pressing block 54, an air pushing groove 55, an air inlet 56, a shell 57, an air pushing plate 58 and a guide plate 59, the top end of the rotary connecting block 51 is welded with the middle part of the bottom end of the thread block 52, the connecting plate 53 and the shell 57 are of an integrated structure, the pressing block 54 is embedded in the connecting plate 53, the air pushing groove 55 and the shell 57 are of an integrated structure, the air inlet 56 is positioned right below the air pushing plate 58, the guide plate 59 and the air pushing groove 55 are of an integrated structure, the air pushing groove 55 is positioned right below the thread block 52, the thread block 52 is vertically, the top of gas pushing plate 58 imbeds perpendicularly in the bottom middle part of rotating connecting block 51, the outer lane part of gas pushing plate 58 touches with gas pushing groove 55 activity, link up plate 53 and gas pushing groove 55 structure as an organic whole, dead lever 4 is installed in the embedding on the top of shell 57, the bottom that links up bull stick 3 welds mutually with the top of dead lever 4, pressure application piece 54 is the cylinder structure, and one end is the hemisphere structure, cutting edge 2 is located dead lever 4 directly over, dead lever 4 embedding is installed on the top of locating piece 5, the bottom of gas pushing plate 58 is the plectane structure, and the top middle-end extends perpendicularly has a cylinder stock to be connected with rotating connecting block 51, link up plate 53 is the loop configuration.

For example, when a gold working worker uses a cutter to process, the cutter is fixedly arranged on processing equipment, so that a cutting edge on the cutter body 1 performs gradual chip cutting processing on a workpiece, when the cutter is arranged, the positioning block 5 is directly embedded into the clamping block to clamp the positioning block 5, then the fixing rod 4 is rotated to drive the thread block 52 to rotate on the shell 57, the air pushing plate 58 on the rotating connecting block 51 is pushed to push along the guide plate 59, the air is pushed to the connecting plate 53 through the air inlet 56, the pressing block 54 is pushed to be extruded, so that the pressing block 54 extends out to be in contact with the inner wall of the clamping block, and an oblique upward pressure is applied to the clamping block.

The utility model solves the problems that the prior art cutting tool is mostly installed on a processing device by adopting a direct embedding and clamping mode when being installed and used, the method has only two opposite clamping forces to clamp the cutting tool, is single, and is easy to cause the cutting tool to fall off and loosen outwards, thereby influencing the processing of the device, through the mutual combination of the components, the utility model discloses a cutting tool for drilling, which ensures that the cutting tool carries out gradual cutting processing on a workpiece by a cutting edge on a tool body 1 by fixedly installing the cutting tool on the processing device, and when the cutting tool is installed, the positioning block 5 is directly embedded in a clamping block to clamp the positioning block 5, and then the fixing rod 4 is rotated to drive a thread block 52 to rotate on a shell 57, and an air pushing plate 58 on a rotating connecting block 51 is pushed to push along a guide plate 59, promote gas and come to the connector plate 53 via air inlet 56 on, extrude the promotion to exerting pressure piece 54, make the piece 54 that exerts pressure stretch out, contact with the inner wall of clamping piece, exert an ascending pressure in the slant to it, through the structure of improve equipment, make the cutter when installing the use, can be better carry out fixed mounting to it, let cutter self add an ascending pressure in the slant more, strengthen the connectivity between cutter and the processing equipment.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a cutting tool for drilling, its structure includes cutter body (1), cutting edge (2), links up bull stick (3), dead lever (4), locating piece (5), its characterized in that:

the outer ring part of the cutter body (1) and the cutting edge (2) are of an integrated structure, the top end of the connecting rotating rod (3) is welded with the top end of the cutter body (1), the fixing rod (4) is embedded and mounted on the top end of the positioning block (5), the positioning block (5) comprises a rotating connecting block (51), a thread block (52), a connecting plate (53), a pressure applying block (54), an air pushing groove (55), an air inlet (56), a shell (57), an air pushing plate (58) and a guide plate (59), the top end of the rotating connecting block (51) is welded with the middle part of the bottom end of the thread block (52), the connecting plate (53) and the shell (57) are of an integrated structure, the pressure applying block (54) is embedded and mounted on the connecting plate (53), the air pushing groove (55) and the shell (57) are of an integrated structure, and the air inlet (56) is located right below the air pushing plate (58), deflector (59) and air pushing groove (55) are the integral structure, air pushing groove (55) are located screw block (52) under, screw block (52) imbed perpendicularly in the top middle part of shell (57), the top of air pushing plate (58) imbeds perpendicularly in the bottom middle part of rotating connecting block (51), the outer lane part of air pushing plate (58) with push away air groove (55) activity touching, link up board (53) and air pushing groove (55) are the integral structure, dead lever (4) are installed in the embedding on the top of shell (57).

2. A cutting tool for drilling according to claim 1, wherein: the bottom end of the connecting rotating rod (3) is welded with the top end of the fixing rod (4), and the cutting edge (2) is located right above the fixing rod (4).

3. A cutting tool for drilling according to claim 1, wherein: the pressing block (54) is of a cylindrical structure, and one end of the pressing block is of a hemispheroid structure.

4. A cutting tool for drilling according to claim 1, wherein: the bottom of the gas pushing plate (58) is of a circular plate structure, and a cylindrical long rod vertically extends from the middle end of the top of the gas pushing plate and is connected with the rotating connecting block (51).

5. A cutting tool for drilling according to claim 1, wherein: the connector plates (53) are of an annular configuration.