CN216966511U

CN216966511U - Multifunctional compound cutter for machining

Info

Publication number: CN216966511U
Application number: CN202220571027.6U
Authority: CN
Inventors: 奚小龙
Original assignee: Shanghai Shantian Cutting Tool Co ltd
Current assignee: Shanghai Shantian Cutting Tool Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-15
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a multifunctional composite cutter for machining, which comprises a cutter head and a cutter handle, wherein the cutter head is detachably arranged at the lower end of the cutter handle, two connecting mechanisms are arranged between the cutter head and the cutter handle and are arranged in a bilateral symmetry manner, a connecting plate is fixedly arranged at the upper end of the cutter head, connecting lugs are integrally formed at the left end and the right end of the connecting plate, a one-number through groove which penetrates up and down is formed in the middle of the upper end of each connecting lug, a clamping ring is fixedly arranged in the middle of the upper end of the connecting plate, the connecting plate is detachably arranged at the lower end of the cutter handle through the clamping ring and the two connecting mechanisms, and anti-skidding grains are arranged on the upper part of the outer surface of the cutter handle. The multifunctional combined cutter for machining is convenient for independently replacing the cutter head and the cutter handle according to actual use conditions, simple in structure, convenient and fast to operate, capable of reducing use cost, natural in oblique street between the blades, small in cutter head abrasion, high in machining quality, multifunctional and strong in practicability.

Description

Multifunctional compound cutter for machining

Technical Field

The utility model relates to the technical field of cutters for machining, in particular to a multifunctional composite cutter for machining.

Background

A tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. Most knives are machine, but also hand. Since tools used in machine manufacturing are basically used for cutting metal materials, the term "tool" is generally understood to mean a metal cutting tool. The cutting tools for cutting wood are called woodworking tools. There is also a class of tools that has particular application for geological exploration, well drilling, and mine drilling, referred to as mine tools.

At present cutter in the installation use, handle of a knife and tool bit are mostly the integrated into one piece structure, can't change tool bit or handle of a knife alone according to the actual wearing and tearing condition, and use cost is high, and the cutting edge tapering of tool bit is fixed, the function singleness, the practicality is poor. Therefore, a multifunctional composite cutter for machining is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a multifunctional composite cutter for machining, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a multi-functional combined cutting tool is used in machining, includes tool bit and handle of a knife, tool bit demountable installation is at the lower extreme of handle of a knife, be provided with two coupling mechanism between tool bit and the handle of a knife, and two coupling mechanism are bilateral symmetry and set up, the upper end fixed mounting of tool bit has the connecting plate, both ends homogeneous body shaping has the engaging lug about the connecting plate, the upper end middle part of engaging lug is provided with the one number groove of break-over from top to bottom, the upper end middle part fixed mounting of connecting plate has the snap ring, the connecting plate passes through snap ring and two coupling mechanism demountable installation at the lower extreme of handle of a knife, the surface upper portion of handle of a knife is provided with anti-skidding line.

Preferably, the middle part of the lower end of the knife handle is provided with a clamping groove, the left side and the right side of the outer surface of the knife handle are respectively and integrally formed with a fixing lug, and the middle part of the fixing lug is provided with a second through groove which penetrates up and down.

Preferably, the structure of the fixing lug is the same as that of the connecting lug, the size of the second through groove is the same as that of the first through groove, the positions of the second through groove and the first through groove correspond to each other, and the size of the clamping groove is matched with that of the clamping ring.

Preferably, coupling mechanism includes the bracing piece, the upper and lower both ends of bracing piece fixed mounting respectively has spacing cardboard and solid fixed ring, the length of spacing cardboard is greater than the width of spacing cardboard, and the size of spacing cardboard and the size looks adaptation of a logical groove, the diameter of bracing piece is less than the width of spacing cardboard.

Preferably, the snap ring joint is in the draw-in groove, the bracing piece runs through a logical groove and No. two logical grooves in proper order and spacing cardboard is located the upper end of fixed ear with handle of a knife and tool bit demountable installation.

Preferably, the lower part of tool bit is provided with a cutting edge, No. two cutting edges and conical head, No. two cutting edges are located between a cutting edge and the conical head, the tapering of a cutting edge is greater than the tapering of No. two cutting edges.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the tool bit, the clamping ring is clamped in the clamping groove, the limiting clamping plate and the second through groove are perpendicular to each other to fix the tool bit, the tool bit and the tool handle are quickly disassembled and installed, the tool bit and the tool handle can be conveniently and independently replaced according to actual use conditions, the structure is simple, the operation is convenient, and the use cost is reduced;

2. according to the utility model, the first cutting edge and the second cutting edge are arranged in different tapers, so that smooth connection of drilling, expanding and twisting processes during workpiece machining is facilitated, tool bit abrasion is reduced, machining quality is improved, and the cutter is multifunctional, strong in practicability and capable of being popularized and used.

Drawings

FIG. 1 is a schematic view of the overall structure of a multifunctional composite cutting tool for machining according to the present invention;

FIG. 2 is a schematic view of the structure of the multifunctional composite cutter for machining according to the present invention;

FIG. 3 is a schematic structural diagram of a tool bit of the multifunctional composite cutting tool for machining according to the utility model;

FIG. 4 is a schematic structural diagram of a tool shank of the multifunctional composite tool for machining according to the present invention.

In the figure: 1. a cutter head; 2. a knife handle; 3. a connecting mechanism; 4. a connecting plate; 5. connecting lugs; 6. a first-order through groove; 7. a snap ring; 8. anti-skid lines; 11. a first blade; 12. a second blade; 13. a conical head; 21. A card slot; 22. fixing the ear; 23. a second through groove; 31. a support bar; 32. a fixing ring; 33. spacing cardboard.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a multi-functional combined cutting tool is used in machining, including tool bit 1 and handle of a

knife

2, 1 demountable installation of tool bit is at the lower extreme of handle of a knife 2, be provided with two coupling mechanism 3 between tool bit 1 and the handle of a knife 2, and two coupling mechanism 3 are bilateral symmetry and set up, the upper end fixed mounting of tool bit 1 has connecting plate 4, both ends homogeneous shaping has engaging lug 5 about connecting plate 4, the upper end middle part of engaging lug 5 is provided with the one number of logical groove 6 of break-over from top to bottom, the upper end middle part fixed mounting of connecting plate 4 has snap ring 7, connecting plate 4 passes through snap ring 7 and two coupling mechanism 3 demountable installation at the lower extreme of handle of a knife 2, the surface upper portion of handle of a knife 2 is provided with anti-skidding line 8.

In the embodiment, the middle part of the lower end of the cutter handle 2 is provided with a clamping groove 21, the left side and the right side of the outer surface of the cutter handle 2 are integrally formed with a fixing lug 22, and the middle part of the fixing lug 22 is provided with a second through groove 23 which penetrates up and down; the structure of the fixing lug 22 is the same as that of the connecting lug 5, the size of the second through groove 23 is the same as that of the first through groove 6, the positions of the second through groove and the first through groove correspond to each other, and the size of the clamping groove 21 is matched with that of the clamping ring 7; the connecting mechanism 3 comprises a supporting rod 31, the upper end and the lower end of the supporting rod 31 are respectively and fixedly provided with a limiting clamping plate 33 and a fixing ring 32, the length of the limiting clamping plate 33 is greater than the width of the limiting clamping plate 33, the size of the limiting clamping plate 33 is matched with that of the one-number through groove 6, and the diameter of the supporting rod 31 is smaller than the width of the limiting clamping plate 33; the clamping ring 7 is clamped in the clamping groove 21, the supporting rod 31 sequentially penetrates through the first through groove 6 and the second through groove 23, the limiting clamping plate 33 is positioned at the upper end of the fixing lug 22, and the knife handle 2 and the knife head 1 are detachably mounted; through 7 joints of snap ring in draw-in groove 21, spacing cardboard 33 and No. two lead to groove 23 mutually perpendicular to fix tool bit 1, realize the quick dismantlement installation between tool bit 1 and the handle of a knife 2, conveniently change tool bit 1 and handle of a knife 2 alone according to the in-service use condition, simple structure, the simple operation reduces use cost.

In this embodiment, the lower part of the cutter head 1 is provided with a first cutting edge 11, a second cutting edge 12 and a conical head 13, the second cutting edge 12 is positioned between the first cutting edge 11 and the conical head 13, and the taper of the first cutting edge 11 is greater than that of the second cutting edge 12; through the setting of a cutting edge 11, the different tapering of No. two cutting edges 12, bore when helping processing the work piece, expand, the smooth linking of hank course of working, reduce 1 wearing and tearing of tool bit, improve processingquality, functional variety, the practicality is strong, can use widely.

The multifunctional compound cutter for machining is characterized in that in the specific use process, the multifunctional compound cutter is clamped in the clamping groove 21 through the clamping ring 7, then the limiting clamping plate 33 penetrates through the first through groove 6 and the second through groove 23 and is located at the upper end of the fixing lug 22, then the fixing ring 32 is rotated, the limiting clamping plate 33 and the second through groove 23 are perpendicular to each other to fix the cutter head 1, the quick disassembly and installation between the cutter head 1 and the cutter handle 2 are achieved, the cutter head 1 and the cutter handle 2 can be conveniently and independently replaced according to actual use conditions, the multifunctional compound cutter is simple in structure, convenient to operate and low in use cost, and due to the arrangement of different tapers of the first cutting edge 11 and the second cutting edge 12, smooth connection in the machining processes of drilling, expanding and stranding during workpiece machining is facilitated, abrasion of the cutter head 1 is reduced, machining quality is improved, and the multifunctional compound cutter is multifunctional, strong in practicability and capable of being popularized and used.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional combined cutting tool is used in machining, includes tool bit (1) and handle of a knife (2), its characterized in that: tool bit (1) demountable installation is at the lower extreme of handle of a knife (2), be provided with two coupling mechanism (3) between tool bit (1) and handle of a knife (2), and two coupling mechanism (3) are bilateral symmetry and set up, the upper end fixed mounting of tool bit (1) has connecting plate (4), the equal integrated into one piece in both ends has engaging lug (5) about connecting plate (4), the upper end middle part of engaging lug (5) is provided with one number of logical groove (6) of break-over from top to bottom, the upper end middle part fixed mounting of connecting plate (4) has snap ring (7), connecting plate (4) are through snap ring (7) and two coupling mechanism (3) demountable installation lower extreme at handle of a knife (2), the surface upper portion of handle of a knife (2) is provided with anti-skidding line (8).

2. The multifunctional composite tool for machining according to claim 1, characterized in that: the lower extreme middle part of handle of a knife (2) is provided with draw-in groove (21), the equal integrated into one piece in the surface left and right sides of handle of a knife (2) has fixed ear (22), the middle part of fixed ear (22) is provided with No. two logical groove (23) of break-over from top to bottom.

3. The multifunctional composite tool for machining according to claim 2, characterized in that: the structure of fixed ear (22) is the same with the structure of engaging lug (5), the size of No. two logical grooves (23) is the same and the position is corresponding with the size of a logical groove (6), the size of draw-in groove (21) and the size looks adaptation of snap ring (7).

4. The multifunctional composite tool for machining according to claim 1, characterized in that: the connecting mechanism (3) comprises a supporting rod (31), wherein the upper end and the lower end of the supporting rod (31) are respectively and fixedly provided with a limiting clamping plate (33) and a fixing ring (32), the length of the limiting clamping plate (33) is larger than the width of the limiting clamping plate (33), the size of the limiting clamping plate (33) is matched with the size of the one-way groove (6), and the diameter of the supporting rod (31) is smaller than the width of the limiting clamping plate (33).

5. The multifunctional composite tool for machining according to claim 4, characterized in that: snap ring (7) joint is in draw-in groove (21), bracing piece (31) run through one number in proper order and lead to groove (6) and No. two and lead to groove (23) and spacing cardboard (33) and be located the upper end of fixed ear (22) with handle of a knife (2) and tool bit (1) demountable installation.

6. The multifunctional composite tool for machining according to claim 1, characterized in that: the lower part of tool bit (1) is provided with a cutting edge (11), No. two cutting edges (12) and conical head (13), No. two cutting edges (12) are located between a cutting edge (11) and conical head (13), the tapering of a cutting edge (11) is greater than the tapering of No. two cutting edges (12).