CN219274602U

CN219274602U - Carbide milling cutter with cutter teeth convenient to replace and install

Info

Publication number: CN219274602U
Application number: CN202223358691.1U
Authority: CN
Inventors: 彭洪; 辛来群; 樊文娟
Original assignee: Hubei Renfeng Seiko Co ltd
Current assignee: Hubei Renfeng Seiko Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-30
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a hard alloy milling cutter with conveniently replaced and installed cutter teeth, which comprises a cutter holder and a cutter body, wherein a clamping assembly is arranged on the surface of the cutter holder, a tooth replacing assembly is arranged on the surface of the cutter body, the tooth replacing assembly comprises a tooth block, and a top groove is formed in the surface of the tooth block. This carbide milling cutter that sword tooth was convenient for change and installation is through aiming at the cutter, because the surface of cutter body is provided with trades tooth subassembly, trade tooth subassembly and include the tooth piece, the roof groove has been seted up on the surface of tooth piece, the spread groove has been seted up on the surface of tooth piece, places the tooth piece on the cutter body, and the rotating tooth piece, little fixture block and the surface sliding connection of groove soon, the screw thread board begins to spin with the surface of screw thread ring and closes, and the square is filled with the surface of roof groove, and the axle center piece is connected with the surface cooperation of spread groove to realize the change of sword tooth, solved unable change tooth and improved the problem of the economic cost of changing the cutter.

Description

Carbide milling cutter with cutter teeth convenient to replace and install

Technical Field

The utility model relates to the technical field of hard alloy milling cutters, in particular to a hard alloy milling cutter with conveniently replaced and installed cutter teeth.

Background

The milling cutter is a tool frequently used in machine tool processing and is used for carving and cutting the surface of a workpiece, and the situation that the milling cutter is broken is unavoidable in daily work, so that the cutter needs to be replaced.

The existing machine tool machining tools are basically characterized in that the tools are fixed on the mounting seats, then the mounting seats are fixed on the machine tool, the mounting seats are required to be detached when the tools are detached, the mounting seats are arranged in a machining center shell, the space in the shell is small and inconvenient to detach and maintain, the existing tools are basically discarded when the cutter teeth are wasted, a large amount of resource waste is caused, and the economic cost for replacing the tools is increased.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a hard alloy milling cutter with conveniently replaced and installed cutter teeth, which solves the problems that the existing machine tool machining cutter is inconvenient to enter a machining center shell to disassemble and install a seat for maintenance and the cutter teeth cannot be replaced, and the economic cost of replacing the cutter is increased.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a carbide milling cutter that sword tooth was convenient for change and installation, includes blade holder and cutter body, the surface of blade holder is provided with clamping assembly, the surface of cutter body is provided with trades tooth subassembly, trade tooth subassembly and include the tooth piece, the roof groove has been seted up on the surface of tooth piece, the spread groove has been seted up on the surface of tooth piece, the fixed surface of spread groove is connected with the screw thread board, the fixed surface of screw thread board is connected with little fixture block, the clamping groove has been seted up on the surface of tooth piece, the fixed surface of cutter body is connected with the axle center piece, the top fixedly connected with square of axle center piece, the surface sliding connection of square and roof groove, the rotary groove has been seted up on the surface of axle center piece, the surface fixedly connected with screwed ring of small fixture block and rotary groove, the surface threaded connection of screw thread board, the fixed slot has been seted up on the surface of cutter body.

Preferably, the clamping assembly comprises a clamping block which is in sliding connection with the surface of the tool holder.

Preferably, the inside fixedly connected with pneumatic cylinder of blade holder, the surface fixedly connected with layering of pressure clamp piece.

Preferably, the pressing strip is in sliding connection with the surface of the fixing groove, and the surface of the hydraulic cylinder is in sliding connection with the surface of the clamping block.

Preferably, the layering is connected with the surface sliding of centre gripping groove, the surface fixedly connected with of tooth piece is cut into slices to one side.

Preferably, the side surface of the inclined slice and the surface of the other inclined slice form a discharge chute.

Advantageous effects

The utility model provides a hard alloy milling cutter with cutter teeth convenient to replace and install. Compared with the prior art, the method has the following beneficial effects:

(1) The carbide milling cutter that this sword tooth was convenient for change and installation is through aiming at the cutter, because the surface of cutter body is provided with trades tooth subassembly, trade tooth subassembly and include the tooth piece, the roof groove has been seted up on the surface of tooth piece, the spread groove has been seted up on the surface of tooth piece, places the tooth piece on the cutter body, and the rotating tooth piece, little fixture block and the surface sliding connection of groove soon, the screw thread board begins to spin with the surface of screw thread ring and closes, and the square is filled with the surface of roof groove, and the axle center piece is connected with the surface cooperation of spread groove to realize the change of sword tooth, solved unable change tooth and improved the problem of the economic cost of changing the cutter.

(2) The hard alloy milling cutter with the cutter teeth convenient to replace and mount is characterized in that the hydraulic cylinder is started to drive the clamping block to start to move and clamp, the clamping block clamps the cutter body and the tooth block, the pressing strip is in sliding connection with the surface of the fixing groove, and the pressing strip is in sliding connection with the surface of the clamping groove, so that the cutter replacement under the condition that the cutter holder is not dismounted is realized, and the problem that an existing machine tool machining cutter is inconvenient to enter a machining center shell to detach and mount for maintenance is solved.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a view showing a structure of a cutter body according to the present utility model;

FIG. 3 is a side view of a tooth block of the present utility model;

FIG. 4 is an inner cross-sectional view of a tooth block of the present utility model;

fig. 5 is a side view of the tool holder of the present utility model.

In the figure: the tool comprises a tool apron, a 2-tool body, a 3-clamping assembly, a 31-clamping block, a 32-hydraulic cylinder, a 33-pressing strip, a 34-inclined slice, a 35-discharging groove, a 4-tooth changing assembly, a 41-tooth block, a 42-top groove, a 43-connecting groove, a 44-thread plate, a 45-small clamping block, a 46-clamping groove, a 47-axle center block, a 48-square block, a 49-rotating groove, a 410-thread ring and a 411-fixing groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides two technical solutions:

example 1

The utility model provides a carbide milling cutter that sword tooth is convenient for change and installation, including blade holder 1 and cutter body 2, the surface of blade holder 1 is provided with clamping assembly 3, the surface of cutter body 2 is provided with trades tooth subassembly 4, trade tooth subassembly 4 includes tooth piece 41, tooth piece 41 is removable external member, roof groove 42 has been seted up to the surface of tooth piece 41, roof groove 42 is used for promoting fixed connection intensity, connecting slot 43 has been seted up on the surface of tooth piece 41, connecting slot 43 carries out the connection of main part, connecting slot 43's surface fixedly connected with screw plate 44, screw plate 44 surface is provided with the screw thread, screw plate 44's surface fixedly connected with little fixture block 45, the surface of tooth piece 41 has been seted up clamping groove 46, clamping groove 46 is used for blade holder 1 to strengthen fixedly, cutter body 2's surface fixedly connected with axle center piece 47, the top fixedly connected with square 48 of axle center piece 47, square 48 and the surface sliding connection of roof groove 42, screw plate 49 has been seted up on the surface fixedly connected with screw thread ring 410, screw plate 410 and screw plate 44's surface fixedly connected with screw plate 2, screw thread fixedly connected with screw plate 2 has the screw thread.

Example two

The utility model provides a carbide milling cutter that cutter tooth is convenient for change and installation, including blade holder 1 and cutter body 2, through aiming at the cutter, because the surface of cutter body 2 is provided with trades tooth subassembly 4, trade tooth subassembly 4 includes tooth piece 41, the roof groove 42 has been seted up to the surface of tooth piece 41, connecting groove 43 has been seted up to the surface of tooth piece 41, place tooth piece 41 on cutter body 2, the surface sliding connection of rotating tooth piece 41, little fixture block 45 and groove 49 soon, screw plate 44 begins to spin with the surface of screw ring 410, square 48 is filled with the surface of roof groove 42, axle center piece 47 is connected with the surface cooperation of connecting groove 43, thereby realize the change of cutter tooth, the problem that unable change tooth has improved the economic cost of changing the cutter has been solved, the surface of blade holder 1 is provided with clamping assembly 3, clamping assembly 3 includes tight clamp piece 31, the inside fixedly connected with pneumatic cylinder 32 of blade holder 1, through starting pneumatic cylinder 32, the hydraulic cylinder 32 drives the clamping block 31 to start moving and clamping, the clamping block 31 clamps the cutter body 2 and the tooth block 41, the pressing bar 33 is in sliding connection with the surface of the fixed slot 411, the pressing bar 33 is in sliding connection with the surface of the clamping slot 46, thereby realizing the replacement of the cutter under the condition of not disassembling the cutter holder, solving the problem that the existing machine tool machining cutter is inconvenient to enter the machining center shell to disassemble and mount seat for maintenance, the hydraulic cylinder 32 is communicated with an external oil way, the surface of the clamping block 31 is fixedly connected with the pressing bar 33, the pressing bar 33 is in sliding connection with the surface of the fixed slot 411, the surface of the hydraulic cylinder 32 is in sliding connection with the surface of the clamping block 31, the pressing bar 33 is in sliding connection with the surface of the clamping slot 46, the surface of the tooth block 41 is fixedly connected with the beveling piece 34, the clamping block 31 is in sliding connection with the surface of the cutter holder 1, the side of the beveling piece 34 and the surface of the other beveling piece 34 form a discharging slot 35, the surface of cutter body 2 is provided with trades tooth subassembly 4, trade tooth subassembly 4 includes tooth piece 41, tooth piece 41 is removable external member, the roof groove 42 has been seted up on the surface of tooth piece 41, roof groove 42 is used for promoting fixed joint strength, connecting groove 43 has been seted up on the surface of tooth piece 41, connecting groove 43 carries out the connection of main part, the fixed surface of connecting groove 43 is connected with screw thread board 44, screw thread board 44 surface is provided with the screw thread, the fixed surface of screw thread board 44 is connected with little fixture block 45, the centre gripping groove 46 has been seted up on the surface of tooth piece 41, the centre gripping groove 46 is used for blade holder 1 to strengthen fixedly, the fixed surface of cutter body 2 is connected with axle center piece 47, the top fixedly connected with square 48 of axle center piece 47, square 48 and the surface sliding connection of roof groove 42, the surface of axle center piece 47 has seted up rotary groove 49, the fixed surface of little fixture block 45 and rotary groove 49 is connected with screw thread ring 410, screw thread ring 410 and screw thread board 44's surface of screw thread board 44, the fixed surface of cutter body 2 has seted up fixed slot 411.

And all that is not described in detail in this specification is well known to those skilled in the art.

During operation, the cutter is aligned, as the tooth changing assembly 4 is arranged on the surface of the cutter body 2, the tooth changing assembly 4 comprises the tooth block 41, the surface of the tooth block 41 is provided with the top groove 42, the surface of the tooth block 41 is provided with the connecting groove 43, the tooth block 41 is placed on the cutter body 2, as the surface of the cutter body 2 is fixedly connected with the axle center block 47, the top end of the axle center block 47 is fixedly connected with the square 48, the square 48 is in sliding connection with the surface of the top groove 42, the surface of the axle center block 47 is provided with the rotary groove 49, the small clamping block 45 is in sliding connection with the surface of the rotary groove 49, the surface of the cutter body 2 is fixedly connected with the threaded ring 410, the threaded ring 410 is in threaded connection with the surface of the threaded plate 44, the surface of the cutter body 2 is provided with the fixed groove 411, the rotary tooth block 41, the small clamping block 45 is in sliding connection with the surface of the rotary groove 49, the threaded plate 44 is in screwing with the surface of the threaded ring 410, the square 48 is filled with the surface of the top groove 42, the axle center block 47 is in matching connection with the surface of the connecting groove 43, thereby realizing the replacement of the teeth, the hydraulic cylinder 32 drives the clamping block 31 to move, the clamping block 31 is in sliding connection with the surface of the clamping block 31, and the clamping block 33 is not in sliding connection with the surface of the clamping groove 33, and the surface of the cutter body 33 is not in sliding connection with the clamping groove 33.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a carbide milling cutter that cutter tooth is convenient for change and installation, includes blade holder (1) and cutter body (2), its characterized in that: the surface of the tool apron (1) is provided with a clamping assembly (3), and the surface of the tool body (2) is provided with a tooth changing assembly (4);

the tooth replacement assembly (4) comprises a tooth block (41), a top groove (42) is formed in the surface of the tooth block (41), a connecting groove (43) is formed in the surface of the tooth block (41), a threaded plate (44) is fixedly connected with the surface of the connecting groove (43), a small clamping block (45) is fixedly connected with the surface of the threaded plate (44), a clamping groove (46) is formed in the surface of the tooth block (41), an axle center block (47) is fixedly connected with a square block (48) at the top end of the cutter body (2), the square block (48) is in sliding connection with the surface of the top groove (42), a rotary groove (49) is formed in the surface of the axle center block (47), a threaded ring (410) is fixedly connected with the surface of the rotary groove (49), the threaded ring (410) is in threaded connection with the surface of the threaded plate (44), and a fixed groove (411) is formed in the surface of the cutter body (2).

2. The cemented carbide milling cutter of claim 1, wherein the cutter teeth are easily replaced and installed, and wherein: the clamping assembly (3) comprises a clamping block (31), and the clamping block (31) is in sliding connection with the surface of the tool apron (1).

3. The cemented carbide milling cutter with easily replaced and installed cutter teeth according to claim 2, wherein: the inside fixedly connected with pneumatic cylinder (32) of blade holder (1), the surface fixedly connected with layering (33) of tight clamp piece (31).

4. A carbide tipped milling cutter with convenient replacement and installation of cutter teeth according to claim 3, wherein: the pressing strip (33) is in sliding connection with the surface of the fixing groove (411), and the surface of the hydraulic cylinder (32) is in sliding connection with the surface of the clamping block (31).

5. A carbide tipped milling cutter with convenient replacement and installation of cutter teeth according to claim 3, wherein: the pressing strip (33) is in sliding connection with the surface of the clamping groove (46), and the surface of the tooth block (41) is fixedly connected with a beveling sheet (34).

6. The cemented carbide milling cutter of claim 5, wherein the cutter teeth are easily replaced and installed, and wherein: the side surface of the chamfer piece (34) and the surface of the other chamfer piece (34) form a discharge chute (35).