CN209918968U - Multipurpose taper appearance knife - Google Patents

Abstract

The utility model discloses a multi-purpose tapering outward appearance sword, include the handle of a knife and establish the tool bit in handle of a knife one end, the tool bit mainly comprises circular cone connection section and circular arc sword, and handle of a knife and circular arc sword are connected to the circular cone connection section, and the circular cone connection section includes two at least circular cone sections that are equipped with along the axial, and the cone angle of circular cone section reduces along handle of a knife direction dorsad in proper order, and the circumference is arranged and is equipped with a plurality of chip grooves on the tool bit. The utility model relates to a multi-purpose tapering outward appearance sword, simple structure, the practicality is strong and convenient to use, can process to the chamfer and the circular arc of the different angles of a plurality of departments of a processing work piece, can avoid the trouble of changing the cutter many times in actual course of working, has improved the efficiency of work greatly, and the while sword cost has been practiced thrift to the sword multi-purpose, has reduced the processing cost, has certain meaning to improving the work efficiency of enterprise and control processing cost.

Description

Multipurpose taper appearance knife

Technical Field

The utility model relates to an outward appearance cutter technical field especially relates to a multi-purpose tapering outward appearance sword.

Background

In recent years, along with market competition and enthusiasm, labor cost rises, the manufacturing industry is forced to perform difficult transformation, upgrading and transformation, development is not required in innovation, the manufacturing industry can only be abandoned in the market, material cost control in the CNC machining industry becomes the key for the survival of enterprises, a cutter is the most important ring for material cost control in the machining process, different cutters are often needed for machining one workpiece in the machining process, and if the cutter is designed to be multipurpose, the method has a superimportant significance for reducing the production cost.

The utility model relates to a PCD pickaxe light outward appearance cutter, notice number is CN208004886U, and the notice day is 2018.10.26, the utility model discloses a PCD pickaxe light outward appearance cutter, including the handle of a knife, the end of handle of a knife is provided with the tool bit, and the tool bit upper end is provided with blade fixed slot and first chip groove and second chip groove, and the blade has been installed to blade fixed slot upper end, and the blade upper end is provided with the cutting edge that is the arc form, and first chip groove is adjacent with the blade fixed slot, and helix angle an is 5-8, and the second chip groove is adjacent with first chip groove, and helix angle a1 is 6-9. The utility model discloses a tool bit upper end is provided with blade fixed slot and first chip groove and second chip groove, and the blade has been installed to blade fixed slot upper end for the blade can not appear shaking the sword man-hour adding, thereby makes its pick light effect improve, to sum up the utility model has the advantages of novel in design, simple structure, the pick light effect is good, and is durable.

The invention relates to an adjustable inner and outer chamfer combined tool for shaft tube parts, which belongs to the technical field of machining, and is published as 2019.04.16, wherein the adjustable inner and outer chamfer combined tool is CN 109622995A; the problems of inconsistent chamfering depth and low efficiency when the excircle chamfer of the inner hole of the shaft pipe part is machined on a lathe are solved; the chamfering machine comprises a base with a taper shank, an integral support, a first chamfering tool, a second chamfering tool, a tool connecting pin, a first adjustable support and a second adjustable support, wherein the integral support is fixed on the base, and the two first chamfering tools are respectively installed on a first installation support and a third installation support and are fixed through the tool connecting pin; respectively installing two second chamfering tools on a second installation bracket and a fourth installation bracket and fixing the two second chamfering tools through tool connecting pins; mounting a first adjustable support into a first mounting screw of a first chamfering tool, and mounting a second adjustable support into a first mounting screw of a second chamfering tool; the invention simultaneously chamfers the inner hole and the outer circle of the shaft pipe part, and the rough and the fine are simultaneously finished.

The compound radius of fillet milling cutter of U.S. patent, the publication number is: US20160256940a1, the announcement date is: 20160908, a compound corner radius cutter may have a shaft with a cylindrical member, a frustoconical cutting surface, a small radius cutting surface having an arc length of a first circle, and a large radius cutting surface having an arc length of a second circle. A frustoconical cutting surface may be disposed between the cylindrical member and the small radius cutting surface. The small radius cutting surface may be disposed between the frustoconical cutting surface and the large radius cutting surface, and a tangential engagement may be formed at a junction of the large radius cutting surface and the small radius cutting surface. In this manner, a single cutter can cut various sizes of radii or cut compound radii.

In conclusion, the appearance cutter of the first utility model has the advantages of simple structure, good pick-up effect and durability, and does not realize one to multiple purposes, the second invention adopts a plurality of cutter combinations to realize the processing of supplementing characteristics to the shaft pipe parts, but is relatively complex, does not simply realize multiple characteristics to be processed on one cutter, and the U.S. patent composite fillet radius milling cutter can only cut a single radius.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical scheme who takes for solving above-mentioned problem is:

the utility model provides a multi-purpose tapering outward appearance sword, includes the handle of a knife and establishes the tool bit in handle of a knife one end, the tool bit mainly comprises circular cone connecting section and circular arc sword, and circular cone connecting section connects handle of a knife and circular arc sword, and the circular cone connecting section includes two at least circular cone sections that are equipped with along the axial, and the cone angle of circular cone section reduces in proper order along handle of a knife orientation dorsad, and the circumference is arranged on the tool bit and is equipped with a plurality of chip grooves.

Preferably, the tool shank is a cylinder.

Preferably, the conical sections include a first conical section, a second conical section and a third conical section.

Preferably, the taper angle α of the first conical section is 35 to 80 degrees.

Preferably, the taper angle β of the second conical section is 20 to 35 degrees.

Preferably, the taper angle gamma of the third conical section is 10-20 degrees.

The utility model discloses the beneficial effect who has does:

the utility model relates to a multi-purpose tapering outward appearance sword, simple structure, the practicality is strong and convenient to use, can process to the chamfer and the circular arc of the different angles of a plurality of departments of a processing work piece, can avoid the trouble of changing the cutter many times in actual course of working, has improved the efficiency of work greatly, and the while sword cost has been practiced thrift to the sword multi-purpose, has reduced the processing cost, has certain meaning to improving the work efficiency of enterprise and control processing cost.

Drawings

Fig. 1 is a side view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic view of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-2, in order to solve the problem that a plurality of appearance knives need to be replaced by a plurality of fillets when a computer notebook is processed, the utility model relates to a multi-purpose taper appearance knife, which comprises a knife handle 2 and a knife head 1 arranged at one end of the knife handle 2, preferably, the knife handle 2 is a cylinder; handle of a knife 2 is connected to 1 one end of tool bit, and the other end is equipped with circular arc sword 11, and 2 one ends of tool bit 1 dorsad handle of a knife are equipped with two at least cone sections along 2 axial of handle of a knife, the cone angle of cone section reduces in proper order along 2 directions dorsad handle of a knife, and is preferred, the cone section includes first cone section 14, second cone section 13 and third cone section 12, and first cone section 14, second cone section 13 and third cone section 12 on the tool bit 1 can carry out outward appearance processing to the fillet that the work piece is different respectively, have realized one to multi-purpose effect, avoid the trouble of tool changing many times, can save time and material cost, raise the efficiency, be equipped with a plurality of chip grooves 4 along 2 axial distributions of handle of a knife on the tool bit 1 from being equipped with handle of a knife 2 junction to circular arc sword 11, chip groove 4 forms cutting edge 5 with the cone section.

In order to ensure the processing range of the multi-purpose taper appearance cutter, the taper angle alpha of the first conical section 14 is 35-80 degrees; the taper angle beta of the second conical section 13 is 20-35 degrees; the taper angle gamma of the third conical section 12 is 10-20 degrees.

In the embodiment, in order to process the appearance of the computer case 3 of the special product and to process the appearance of the computer case 3, the first conical section 14 forms a chamfer with a cone angle α of 40 degrees, the second conical section 13 forms a chamfer with a cone angle β of 30 degrees, the third conical section 12 forms a chamfer with a cone angle γ of 18 degrees, and the circular arc cutter 11 is an R3 circular arc cutter.

The utility model discloses a working process does: as shown in fig. 2, before machining, the four-purpose taper appearance cutter is fixedly mounted on a main shaft, the main shaft is not shown in the figure in the prior art, the main shaft is connected with a cutter handle 2 of the four-purpose taper appearance cutter and cannot be loosened, then a machined workpiece is clamped and positioned by a clamp, and machining is started after positioning of the appearance cutter and the machined workpiece is completed; according to different round corners of the workpiece to be machined, conical surfaces with different tapers of the tool bit 1 are respectively used for contacting the part to be machined of the workpiece to be machined, so that the round corners of the workpiece to be machined can be machined by one appearance tool, the tool is multipurpose, and the machining cost is greatly saved.

As shown in fig. 3, for the machining of the computer case 3, firstly, the R3 circular arc cutter 1 machines one circular arc surface 31 of the workpiece, secondly, the 18-degree chamfer cutter is used for machining the left and right short-side external tapers 32 of the workpiece, thirdly, the 30-degree chamfer cutter is used for machining the front long-side external taper 34 of the workpiece, and lastly, the 40-degree chamfer cutter is used for machining the rear long-side external taper 33 of the workpiece, and the directions are shown in fig. 3.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.

Claims (6)

1. The utility model provides a multi-purpose tapering outward appearance sword, its characterized in that includes the handle of a knife and establishes the tool bit in handle of a knife one end, the tool bit mainly comprises circular cone connection section and circular arc sword, and circular cone connection section connects handle of a knife and circular arc sword, and circular cone connection section includes two at least circular cone sections that are equipped with along the axial, and the cone angle of circular cone section reduces in proper order along handle of a knife direction dorsad, and the circumference is arranged on the tool bit and is equipped with a plurality of chip grooves.

2. The multi-purpose tapered appearance knife of claim 1, wherein the handle is a cylinder.

3. The multi-purpose tapered outward appearance sword of claim 1, characterized in that, the cone section sets up three, is first cone section, second cone section and third cone section respectively.

4. A multi-purpose tapered look knife according to claim 3, wherein the taper angle α of the first conical section is 35-80 degrees.

5. A multi-purpose tapered look knife according to claim 3, wherein the taper angle β of the second conical section is 20-35 degrees.

6. A multi-purpose tapered look knife according to claim 3, wherein the taper angle γ of the third conical section is 10-20 degrees.

Images