CN210475566U

CN210475566U - Finish machining diamond circular arc cutter

Info

Publication number: CN210475566U
Application number: CN201921286682.1U
Authority: CN
Inventors: 李锦�
Original assignee: Jiangxi Shenghuang Superhard Material Tools Co Ltd
Current assignee: Jiangxi Shenghuang Superhard Material Tools Co Ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-05-08
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a finish machining diamond circular arc cutter, the structure of which comprises a cutter handle, a cutter head, an arc cutting edge and a quick connecting device, in order to solve the problem that the existing diamond circular arc cutter needs to be installed and disassembled by means of an external tool and is troublesome to use, the quick connecting device is arranged at the bottom of the cutter handle, a limiting block arranged at the bottom of the cutter handle slides into a shell along an inner chute, a clamping block slides along an outer chute, the stress is trapped in a spring groove, then the cutter handle is rotated clockwise, the limiting block slides into the limiting groove, meanwhile, a connecting head also slides into a clamping hole along the rotation of the outer chute, the cutter handle is fixed, then a pull ring is rotated to drive the connecting head to rotate and lock the lug for fixing, when the cutter handle is disassembled, a pull ring is rotated reversely, the connecting head is separated from the lug, then the pull force is applied to the pull ring, the, the knife handle is pulled out, and the effect of convenient disassembly and assembly is achieved.

Description

Finish machining diamond circular arc cutter

Technical Field

The utility model relates to the technical field of cutters, concretely relates to finish machining diamond circular arc cutter.

Background

The tool is a tool used for cutting machining in machine manufacturing, also called as a cutting tool, most of tools are used for machines, but the tools are also used for hands, and since the tools used in machine manufacturing are basically used for cutting metal materials, the term "tool" is generally understood to be a metal cutting tool, tools used for cutting wood are known as woodworking tools, and tools used for special applications are also known as mining tools, and are used for geological exploration, well drilling and mine drilling.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, provide a finish machining diamond circular arc cutter now, solved current diamond circular arc cutter installation and dismantlement and need use the trouble problem with the help of external instrument.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a finish machining diamond circular arc cutter, including handle of a knife, tool bit, arc cutting edge and quick-operation connecting device, the handle of a knife top is provided with the tool bit of integrative casting, the welding has the arc cutting edge at the both ends about the tool bit, quick-operation connecting device top and handle of a knife bottom fixed connection, quick-operation connecting device comprises casing, inner spout, spacing groove, stopper, outer spout, card hole and fixed establishment, casing top inboard is provided with two symmetrical inner spouts, casing bottom inboard is provided with the spacing groove of fixed stopper, and stopper and the clearance fit of spacing inslot surface, outer spout right-hand member is provided with the card hole that the shape is circular, card hole inner surface and fixed establishment clearance fit, the stopper sets up in both ends around the handle of a knife bottom, and handle of a knife and stopper are as an organic whole casting, the outer sliding grooves are formed in the left side and the right side of the knife handle.

Further, fixed establishment comprises spring groove, spring, fixture block, connector, pull ring, internal thread and lug, the spring of compression state is provided with to spring inslot portion, spring one end is pasted in the fixture block middle part, and the other end is pasted in spring groove left end, the fixture block left end and the perpendicular fixed connection of connector, the connector left end is provided with seamless connection's pull ring, the internal thread sets up in connector right-hand member inboard, and internal thread and lug normal running fit, the lug sets up in both ends about the casing, and the lug casts with the casing as an organic whole, the spring groove sets up in both ends about casing top inboard, fixture block right-hand member surface and card hole clearance fit.

Furthermore, the size of the limiting block is matched with that of the inner chute, and the inner chute is 1mm larger than the limiting block.

Further, the angle that the fixture block rotates along the outer chute is: 0-90 degrees.

Furthermore, the outer surface of the lug is provided with external threads which are uniformly arranged, and the external threads are meshed with the internal threads.

Further, the outer surface of the pull ring is smooth and burr-free.

Further, the distance from the bottom of the tool holder to the bottom of the clamping hole is consistent with the distance from the inner side of the bottom of the shell to the bottom of the clamping block.

Further, the pull ring rotates along the connector by the following angle: 0-180 degrees.

Further, the shell is made of the following materials: tungsten steel.

Further, the fixture block is made of the following materials: martensitic stainless steel.

(III) advantageous effects

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

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 the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic structural view of the quick connection device of the present invention;

FIG. 4 is a schematic cross-sectional view of the quick connection device of the present invention;

fig. 5 is a schematic view of the sectional structure of the fixing mechanism of the present invention;

fig. 6 is an enlarged schematic view of the position a of the present invention.

In the figure: the tool comprises a tool handle-1, a tool bit-2, an arc-shaped cutting edge-3, a quick connecting device-4, a shell-41, an inner sliding groove-42, a limiting groove-43, a limiting block-44, an outer sliding groove-45, a clamping hole-46, a fixing mechanism-47, a spring groove-471, a spring-472, a clamping block-473, a connector-474, a pull ring-475, an internal thread-476 and a bump-477.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2, 3,4, 5 and 6, the present invention provides a diamond arc finishing tool: comprises a knife handle 1, a knife head 2, an arc-shaped cutting edge 3 and a quick connecting device 4, wherein the top of the knife handle 1 is provided with the integrally cast knife head 2, the arc-shaped cutting edge 3 is welded at the left end and the right end of the knife head 2, the top of the quick connecting device 4 is fixedly connected with the bottom of the knife handle 1, the quick connecting device 4 consists of a shell 41, an inner chute 42, a limiting groove 43, a limiting block 44, an outer chute 45, a clamping hole 46 and a fixing mechanism 47, the inner side of the top of the shell 41 is provided with the two inner chutes 42 which are symmetrically distributed, the inner side of the bottom of, the limiting block 44 is in clearance fit with the inner surface of the limiting groove 43, the right end of the outer sliding groove 45 is provided with a circular clamping hole 46, the inner surface of the clamping hole 46 is in clearance fit with the fixing mechanism 47, the limiting block 44 is arranged at the front end and the rear end of the bottom of the tool holder 1, the knife handle 1 and the limiting block 44 are integrally cast, and the outer sliding grooves 45 are arranged on the left side and the right side of the knife handle 1.

The fixing mechanism 47 is composed of a spring groove 471, a spring 472, a clamping block 473, a connecting head 474, a pull ring 475, an internal thread 476 and a lug 477, the spring 472 in a compressed state is arranged in the spring groove 471, one end of the spring 472 is attached to the middle of the clamping block 473, the other end of the spring 472 is attached to the left end of the spring groove 471, the left end of the clamping block 473 is vertically and fixedly connected with the connecting head 474, the left end of the connecting head 474 is provided with the pull ring 475 in a seamless connection, the internal thread 476 is arranged on the inner side of the right end of the connecting head 474, the internal thread 476 is in rotating fit with the lug 477, the lugs 477 are arranged on the left end and the right end of the housing 41, the lug 477 is integrally cast with the housing.

The size of the limiting block 44 is matched with that of the inner chute 42, the inner chute 42 is 1mm larger than the limiting block 44, and the limiting block 44 can slide along the inner chute 42 conveniently.

The angle of rotation of the clamping block 473 along the outer sliding groove 45 is: the rotation is convenient for the fixture block 473 to be inserted and fixed with the fixture hole 46 at 0-90 degrees.

The outer surface of the lug 477 is provided with external threads which are uniformly arranged, and the external threads are meshed with the internal threads 476 to facilitate rotation and fixation.

Wherein, the outer surface of the pull ring 475 is smooth and burr-free, which is convenient for fingers to be inserted to rotate or apply pulling force.

The distance from the bottom of the tool holder 1 to the bottom of the clamping hole 46 is the same as the distance from the inner side of the bottom of the housing 41 to the bottom of the clamping block 473, so that the clamping hole 46 can be clamped by the clamping block 473 conveniently.

Wherein, the angle of rotation of the pull ring 475 along the connecting head 474 is: 0-180 degrees, which facilitates the rotation of the retracting tab 475.

The material of the housing 41 is: the tungsten steel has high hardness, good wear resistance, good toughness, heat resistance, corrosion resistance and other excellent performances.

Wherein, the material of the said fixture block 473 is: martensitic stainless steel;

according to the table the utility model discloses fixture block 473 utilizes the martensite stainless steel to make, can reach super high intensity, hardness, and chemical resistance and electrochemical corrosion nature are heat-resisting, good performance such as high temperature resistant.

The fixture block 473 in this patent is made of martensitic stainless steel, which is a hardenable stainless steel, typically of Cr13 type, such as 2Cr13,3Cr13,4Cr13, etc., and has a high hardness after quenching, and different tempering temperatures have different strength and toughness combinations, and is mainly used for steam turbine blades, tableware, and surgical instruments.

The working principle is as follows: firstly, the device is moved to a proper position, then the quick connecting device 4 is welded at a proper position, then two limit blocks 44 arranged at the bottom of the tool holder 1 slide into the middle of the shell 41 along the inner sliding grooves 42, meanwhile, the clamp block 473 slides along the outer sliding grooves 45, the clamp block 473 is stressed in the spring groove 471, the spring 472 is stressed to be compressed, then the tool holder 1 is rotated clockwise, the tool holder 1 rotates along the shell 41, the limit blocks 44 slide into the limit grooves 43 to prevent the tool holder 1 from sliding out of the shell 41, meanwhile, the connector 474 also rotates along the outer sliding grooves 45, when the device is rotated to a proper position, the spring 472 is restored to provide elastic force to eject the clamp block 473 into the clamp hole 46 to fix the tool holder 1, then the pull ring 475 is rotated reversely to drive the connector 474 to rotate along the lug 477 to be locked with the lug 477 for fixing, then an external machine rotates to drive the quick connecting device 4 to rotate, quick-connect device 4 rotates and drives handle of a knife 1 and tool bit 2 and rotate, rotate the turning through arc cutting edge 3, when needing to dismantle, reverse rotation pull ring 475, drive connector 474 separates along the rotatory separation of lug 477, then exert pulling force to pull ring 475 again, drive connector 474 slides to the left end, make connector 474 drive slide fixture block 473 slide to the left end with card hole 46 separation, then rotate handle of a knife 1 anticlockwise again, make handle of a knife 1 along casing 41 counter-clockwise turning, it can to pull out handle of a knife 1 again.

The basic principle and the main characteristics of the present invention and the advantages of the present invention have been shown and described above, and the present invention uses standard parts that can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the attached drawings, the specific connection mode of each part is all the conventional means such as bolt and rivet, welding, etc. mature in the prior art, and machinery, parts and equipment are all adopted in the prior art, and the conventional model is added to the conventional connection mode in the prior art, and detailed description is not given here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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. A diamond arc finish machining tool comprises a tool shank (1), a tool bit (2) and arc-shaped cutting edges (3), wherein the tool bit (2) which is integrally cast is arranged at the top of the tool shank (1), and the arc-shaped cutting edges (3) are welded at the left end and the right end of the tool bit (2);

the method is characterized in that: the tool comprises a tool holder and is characterized by further comprising a quick connecting device (4), the top of the quick connecting device (4) is fixedly connected with the bottom of the tool holder (1), the quick connecting device (4) is composed of a shell (41), an inner sliding groove (42), a limiting groove (43), a limiting block (44), an outer sliding groove (45), a clamping hole (46) and a fixing mechanism (47), the inner side of the top of the shell (41) is provided with the two inner sliding grooves (42) which are symmetrically distributed, the inner side of the bottom of the shell (41) is provided with the limiting groove (43) for fixing the limiting block (44), the limiting block (44) is in clearance fit with the inner surface of the limiting groove (43), the right end of the outer sliding groove (45) is provided with the clamping hole (46) which is circular in shape, the inner surface of the clamping hole (46) is in clearance fit with the fixing mechanism (47), the limiting block (44) is arranged at the front end and, the outer sliding grooves (45) are arranged on the left side and the right side of the knife handle (1).

2. A diamond finishing circular arc tool as set forth in claim 1, wherein: the fixing mechanism (47) comprises a spring groove (471), a spring (472), a clamping block (473), a connector (474), a pull ring (475), internal threads (476) and a lug (477), the spring groove (471) is internally provided with the spring (472) in a compressed state, one end of the spring (472) is attached to the middle of the clamping block (473), the other end of the spring (472) is attached to the left end of the spring groove (471), the left end of the clamping block (473) is vertically and fixedly connected with the connector (474), the left end of the connector (474) is provided with the pull ring (475) in seamless connection, the internal threads (476) are arranged on the inner side of the right end of the connector (474), the internal threads (476) are in rotating fit with the lug (477), the lugs (477) are arranged on the left end and the right end of the shell (41), the lug (477) and the shell (41) are integrally cast, the spring groove (471) is, the outer surface of the right end of the clamping block (473) is in clearance fit with the clamping hole (46).

3. A diamond finishing circular arc tool as set forth in claim 1, wherein: the size of the limiting block (44) is matched with that of the inner chute (42), and the inner chute (42) is 1mm larger than the limiting block (44).

4. A diamond finishing circular arc tool as set forth in claim 2, wherein: the rotating angle of the clamping block (473) along the outer sliding groove (45) is as follows: 0-90 degrees.

5. A diamond finishing circular arc tool as set forth in claim 2, wherein: the outer surface of the lug (477) is provided with external threads which are uniformly arranged, and the external threads are mutually meshed with the internal threads (476).

6. A diamond finishing circular arc tool as set forth in claim 2, wherein: the outer surface of the pull ring (475) is smooth and burr-free.

7. A diamond finishing circular arc tool as set forth in claim 1, wherein: the distance from the bottom of the tool holder (1) to the bottom of the clamping hole (46) is consistent with the distance from the inner side of the bottom of the shell (41) to the bottom of the clamping block (473).

8. A diamond finishing circular arc tool as set forth in claim 2, wherein: the pull ring (475) rotates along the connecting head (474) by the following angle: 0-180 degrees.