CN218396320U

CN218396320U - PCD thread milling cutter

Info

Publication number: CN218396320U
Application number: CN202222782392.4U
Authority: CN
Inventors: 高柏林; 徐峻; 曹登平
Original assignee: Jiangsu Alutec Precision Machinery Co ltd
Current assignee: Jiangsu Alutec Precision Machinery Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-01-31
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a PCD thread milling cutter in milling cutter field, including cutter arbor, coupling mechanism and tool bit, coupling mechanism fixed connection is in cutter arbor lateral wall bottom right side position department, tool bit fixed connection in the coupling mechanism right side, this PCD thread milling cutter through extrusion card post, make the card post shrink inside the spread groove, extrude compression spring, make compression spring deformation shrink, place the mount pad inside the installation cavity, when card post tip aligns with the shift groove, through the recovery of compression spring, drive the card post and recover, make the card post embedded in the shift groove, thereby fix the mount pad, and convenient installation promotes the installation effectiveness, through pressing the compression post, make the card post shrink, utilize ejecting spring, pop out the mount pad inside the installation cavity, avoid utilizing the screw to fix, lead to the screw to rust, thereby conveniently install and dismantle the tool bit, promote the installation effectiveness, hoisting device's practicality.

Description

PCD thread milling cutter

Technical Field

The utility model relates to a milling cutter technical field specifically is a PCD thread milling cutter.

Background

The traditional thread processing method mainly adopts a threading tool to turn threads or adopts a screw tap and a die to manually tap and thread, and with the development of numerical control processing technology, particularly the appearance of a three-axis linkage numerical control processing system, a more advanced thread processing mode, namely the numerical control milling of the threads, is realized. Compared with the traditional thread machining mode, the thread milling machining has great advantages in the aspects of machining precision and machining efficiency, and is not limited by a thread structure and a thread turning direction during machining, for example, a thread milling cutter can machine internal and external threads with various different turning directions, for the threads which are not allowed to have a transition buckle or tool withdrawal groove structure, the traditional turning method or the traditional screw tap and the traditional screw die are difficult to machine, but the numerical control milling is very easy to realize, in addition, the durability of the thread milling cutter is ten times or even tens of times of the screw tap, in the process of numerical control milling of the threads, the adjustment of the diameter size of the threads is very convenient, and the thread milling and the die are difficult to realize.

The current milling cutter head is usually directly fixed through a screw, so that the fixing mode is complex, and after the milling cutter head is used for a long time, the screw is rusted, so that the cutter is difficult to replace, a large amount of manpower is consumed, the replacement and installation of the cutter head are not facilitated, and the PCD thread milling cutter is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCD thread milling cutter to it is loaded down with trivial details through the screw snap-on to have proposed present milling cutter tool bit in solving above-mentioned background art, and not only leads to fixed mode, and is using the back for a long time, and the screw position produces the corrosion back, makes the change difficulty that the sword was stolen, has consumeed a large amount of manpowers, is unfavorable for the problem of the change and the installation of head.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PCD thread milling cutter, includes cutter arbor, coupling mechanism and tool bit, coupling mechanism fixed connection is in cutter arbor lateral wall bottom right side position department, tool bit fixed connection in the coupling mechanism right side, coupling mechanism includes connecting seat, installation cavity, shifting chute, joint piece, presses post, ejecting spring, mount pad, spread groove, compression spring and calorie of post, cutter arbor lateral wall bottom right side fixedly connected with connecting seat, the installation cavity has been seted up to connecting seat right side intermediate position department, the shifting chute has been seted up with the bottom to the side top around the installation cavity, and runs through the side around the connecting seat, the inside sliding connection of shifting chute has the joint piece, the fixed connection of side intermediate position department presses the post each other to the joint piece, the inside left side top of installation cavity and the ejecting spring of bottom fixedly connected with, the inside sliding connection of installation cavity has the mount pad, the side corresponds the shifting chute position department and has seted up the spread groove around the mount pad, spread groove inside wall fixedly connected with compression spring, compression spring tip fixedly connected with card post.

As a further description of the above technical solution:

the tool bit is made of PCD materials with high hardness.

As a further description of the above technical solution:

the tool bit is fixedly connected to the middle of the right side of the mounting seat.

As a further description of the above technical solution:

the outer side wall of the mounting seat is tightly attached to the inner side wall of the mounting cavity.

As a further description of the above technical solution:

the clamping column is connected inside the connecting groove in a sliding mode, and an arc surface is arranged at the end portion of the clamping column.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this PCD thread milling cutter, through the extrusion card post, make the card post shrink inside the spread groove, extrude compression spring, make compression spring deformation shrink, place the mount pad inside the installation cavity, when card post tip aligns with the shifting chute, through the recovery of compression spring, drive the card post and recover, make the card post embedded in the shifting chute inside, thereby fix the mount pad, be convenient for install, promote the installation effectiveness, through pressing the post, make the card post shrink, utilize ejecting spring, pop out the mount pad inside the installation cavity, avoid utilizing the screw to fix, lead to the screw to rust, thereby conveniently install and dismantle the tool bit, promote the installation effectiveness, hoisting device's practicality.

2. This PCD thread milling cutter, tool bit make the tool bit have characteristics such as high rigidity, compressive strength height through adopting the PCD material of high rigidity, have that the heat conductivity is good to and characteristics such as wearability is good, this shortcoming that has compensatied traditional carbide thread milling cutter greatly, has effectively prolonged the life of cutter.

Drawings

Fig. 1 is a schematic perspective view of a PCD thread milling cutter according to the present invention;

fig. 2 is a schematic structural view of a connection mechanism of a PCD thread milling cutter according to the present invention;

fig. 3 is the utility model provides a PCD thread milling cutter's ejecting spring mounting structure sketch map.

In the figure: 100. a cutter bar; 200. a connecting mechanism; 210. a connecting seat; 220. a mounting cavity; 230. a moving groove; 240. a clip sheet; 250. pressing the column; 260. ejecting a spring; 270. a mounting seat; 280. connecting grooves; 281. a compression spring; 282. clamping the column; 300. a cutter head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a PCD thread milling cutter, which facilitates the installation and the disassembly of a cutter head, improves the installation efficiency and the practicability of a lifting device, please refer to fig. 1-3, and comprises a cutter bar 100, a connecting mechanism 200 and a cutter head 300;

referring to fig. 1, a tool bar 100 is used for mounting and fixing a connecting mechanism 200 and a tool bit 300;

referring to fig. 1, the connecting mechanism 200 is fixedly connected to the right side of the bottom of the outer sidewall of the cutter bar 100, and the cutter head 300 is fixedly connected to the right side of the connecting mechanism 200;

referring to fig. 2, the connection mechanism 200 includes a connection seat 210, a mounting cavity 220, a moving slot 230, a clip 240, a pressing column 250, an ejecting spring 260, a mounting seat 270, a connection slot 280, a compression spring 281, and a clip column 282;

referring to fig. 2, a connecting seat 210 is fixedly connected to the right side of the bottom end of the outer side wall of the cutter bar 100, a mounting cavity 220 is formed in the middle position of the right side of the connecting seat 210, moving grooves 230 are formed in the top and the bottom of the front and back sides of the mounting cavity 220 and penetrate through the front and back sides of the connecting seat 210, a clamping piece 240 is slidably connected inside the moving grooves 230, and a pressing column 250 is fixedly connected to the middle position of the clamping piece 240 away from each other;

referring to fig. 2, the top and the bottom of the left side of the installation cavity 220 are fixedly connected with an ejection spring 260, the installation cavity 220 is slidably connected with an installation base 270, the front and the rear sides of the installation base 270 are provided with connection grooves 280 corresponding to the positions of the moving grooves 230, the inner side walls of the connection grooves 280 are fixedly connected with compression springs 281, and the end portions of the compression springs 281 are fixedly connected with clamping posts 282.

In summary, by pressing the 282 clamp column, the clamp column 282 is contracted inside the connection groove 280, the compression spring 281 is pressed, the compression spring 281 is deformed and contracted, the mounting seat 270 is placed inside the mounting cavity 220, when the end of the clamp column 282 is aligned with the moving groove 230, the compression spring 281 is restored to drive the clamp column 282 to restore, the clamp column 282 is embedded inside the moving groove 230, the mounting seat 270 is fixed, the mounting efficiency is improved, the clamp column 282 is contracted by pressing the pressing column 250, the mounting seat 270 is ejected out of the mounting cavity 220 by the ejection spring 260, the screw is prevented from being fixed, the screw is prevented from rusting, the tool bit 300 is convenient to mount and dismount, the mounting efficiency is improved, and the practicability of the device is improved.

Referring to fig. 2, the cutting head 300 is made of PCD with high hardness.

Referring to fig. 2, the cutting head 300 is fixedly connected to the middle portion of the right side of the mounting seat 270.

Referring to fig. 2, an outer sidewall of the mounting seat 270 is tightly attached to an inner sidewall of the mounting cavity 220.

Referring to fig. 2, the locking pin 282 is slidably connected inside the connecting slot 280, and an end of the locking pin 282 has an arc surface.

To sum up, the tool bit 300 is made of high-hardness PCD materials, so that the tool bit 300 has the characteristics of high hardness, high compressive strength and the like, has the characteristics of good thermal conductivity, good wear resistance and the like, greatly makes up for the defects of the traditional hard alloy thread milling cutter, and effectively prolongs the service life of the tool.

In specific use, this technical field personnel are when installation tool bit 300, through the card post of extrusion 282, make the card post 282 shrink inside spread groove 280, extrude compression spring 281, make compression spring 281 the deformation shrink, place the mount pad 270 inside the installation cavity 220, when card post 282 tip aligns with shifting chute 230, through the recovery of compression spring 281, drive card post 282 and restore, make card post 282 embedded inside shifting chute 230, thereby fix mount pad 270, accomplish the installation of tool bit 300, when dismantling tool bit 300, through pressing the pressure post 250, make the shrink of card post 282, utilize ejecting spring 260, pop out the mount pad 270 inside the installation cavity 220, thereby accomplish the dismantlement of tool bit 300.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A PCD thread milling cutter characterized by: the tool comprises a tool bar (100), a connecting mechanism (200) and a tool bit (300), wherein the connecting mechanism (200) is fixedly connected to the right side position of the bottom of the outer side wall of the tool bar (100), the tool bit (300) is fixedly connected to the right side of the connecting mechanism (200), the connecting mechanism (200) comprises a connecting seat (210), an installation cavity (220), a moving groove (230), a clamping sheet (240), a pressing column (250), an ejection spring (260), an installation seat (270), a connecting groove (280), a compression spring (281) and a clamping column (282), the right side of the outer side wall of the tool bar (100) is fixedly connected with the connecting seat (210), the installation cavity (220) is arranged at the middle position of the right side of the connecting seat (210), the moving groove (230) is arranged at the top and the bottom of the front side and the rear side of the installation cavity (220) and penetrates through the front side and the rear side of the connecting seat (210), the clamping sheet (240) is slidably connected with the clamping sheet (240), the pressing column (250) is fixedly connected to the middle position of the mutually far side of the mounting cavity (220), the ejection spring (260) is fixedly connected with the top and the bottom of the left side of the installation cavity (220), the installation seat (220), the sliding connection groove (270) is arranged at the front side and rear side of the installation seat (270), the installation seat (270) and the installation cavity, the connecting groove (280) is characterized in that a compression spring (281) is fixedly connected to the inner side wall of the connecting groove (280), and a clamping column (282) is fixedly connected to the end portion of the compression spring (281).

2. A PCD thread milling cutter according to claim 1, characterised in that: the tool bit (300) is made of PCD materials with high hardness.

3. A PCD thread milling cutter according to claim 1, characterised in that: the tool bit (300) is fixedly connected to the middle of the right side of the mounting seat (270).

4. A PCD thread milling cutter according to claim 1, characterised in that: the outer side wall of the mounting seat (270) is tightly attached to the inner side wall of the mounting cavity (220).

5. A PCD thread milling cutter according to claim 1, characterised in that: the clamping column (282) is connected inside the connecting groove (280) in a sliding mode, and an arc surface is arranged at the end portion of the clamping column (282).