Search

CN-224222813-U - High-hardness die milling cutter with replaceable integral cutter head

CN224222813UCN 224222813 UCN224222813 UCN 224222813UCN-224222813-U

Abstract

The utility model discloses a high-hardness die milling cutter with a replaceable integral cutter head, and relates to the technical field of die machining. The milling cutter comprises a mounting assembly and further comprises a quick connection assembly, wherein the outer wall of the quick connection assembly is clamped with the inner wall of the mounting assembly, the bottom of the quick connection assembly is fixedly connected with a damping assembly, the quick connection assembly comprises a cutter bar, the top of the cutter bar is fixedly connected with an inserting block, the outer wall of the top of the cutter bar is rotationally connected with a rotating ring, the top of the rotating ring is fixedly connected with a clamping block, the milling cutter directly bears the milling work of a die through a cutter head body in the mounting assembly, the quick connection assembly realizes the quick dismounting of the cutter head and the cutter bar by means of the rotating clamping mode after the pressing of a top ring compresses a top spring by means of the clamping block on the rotating ring, and the milling cutter achieves the purpose of replacing the high-hardness milling cutter of the whole cutter head.

Inventors

  • CHEN HONG
  • HU YILONG
  • OUYANG YUE
  • ZHANG WENJIE

Assignees

  • 东莞市领亿精密金属有限公司

Dates

Publication Date
20260512
Application Date
20250609

Claims (5)

  1. 1. The high-hardness die milling cutter with the replaceable integral cutter head comprises a mounting assembly (1) and is characterized by further comprising a quick-connection assembly (2), wherein the outer wall of the quick-connection assembly (2) is clamped with the inner wall of the mounting assembly (1), and the bottom of the quick-connection assembly (2) is fixedly connected with a damping assembly (3); The quick-connection assembly (2) comprises a cutter bar (25), the top fixedly connected with inserted block (21) of cutter bar (25), the outer wall at cutter bar (25) top rotates and is connected with swivel becket (22), the top fixedly connected with fixture block (23) of swivel becket (22), just fixture block (23) are arranged along the central axis annular array of swivel becket (22), the outer wall sliding connection of cutter bar (25) has top ring (24), the bottom fixedly connected with top spring (26) of top ring (24), the bottom of swivel becket (22) is fixed with the top pressfitting of top ring (24).
  2. 2. The high-hardness die milling cutter with the replaceable integral cutter head according to claim 1, wherein the mounting assembly (1) comprises a cutter head body (11), the bottom of the cutter head body (11) is clamped with the outer wall of the clamping block (23) through the clamping groove (12), the clamping groove (12) is formed in the wall of the cutter head body (11), the bottom of the cutter head body (11) is clamped with the outer wall of the inserting block (21) through the inserting groove (13), and the inserting groove (13) is formed in the wall of the cutter head body (11).
  3. 3. A high hardness die milling cutter with replaceable solid tips as claimed in claim 2, wherein the bottom of the tip body (11) is in contact with the top of the rotating ring (22).
  4. 4. The high-hardness die milling cutter with the replaceable integral cutter head according to claim 1, wherein the shock absorption component (3) comprises a fixed column (31), an elastic rope (33) is fixedly installed on the inner wall at the top of the fixed column (31) through a fixed hook (32), the top of the fixed hook (32) is fixedly connected with the inner wall at the top of the fixed column (31), a ball body (34) is fixedly connected to the bottom of the elastic rope (33), and a threaded column (35) is connected to the inner wall at the bottom of the fixed column (31) in a threaded manner.
  5. 5. The high-hardness die milling cutter with the replaceable integral cutter head as set forth in claim 4, wherein the outer wall of the fixed hook (32) is fixedly installed with the outer wall of the elastic rope (33), the top of the fixed column (31) is fixedly connected with the bottom of the cutter bar (25), the top of the fixed column (31) is fixedly connected with one end, far away from the top ring (24), of the top spring (26), and silicone oil is injected into a cavity inside the fixed column (31).

Description

High-hardness die milling cutter with replaceable integral cutter head Technical Field The utility model relates to the technical field of die machining, in particular to a high-hardness die milling cutter with a replaceable integral cutter head. Background In the field of die machining, milling of high-hardness materials faces a plurality of technical challenges, a traditional integral die milling cutter head needs to be integrally replaced after being worn, material waste is caused, machining efficiency is affected, a bolt-connected replaceable cutter head milling cutter is adopted, tool operation is needed during tool replacement, the process is tedious and time-consuming, and the bolt looseness easily causes cutter head positioning deviation, so that machining accuracy is affected. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides the high-hardness die milling cutter with the replaceable integral cutter head, which solves the problems that the traditional integral die milling cutter head needs to be integrally replaced after being worn, material waste is caused, and the processing efficiency is influenced. (II) technical scheme The high-hardness die milling cutter comprises a mounting assembly and a quick-connection assembly, wherein the outer wall of the quick-connection assembly is clamped with the inner wall of the mounting assembly, the bottom of the quick-connection assembly is fixedly connected with a shock absorption assembly, the quick-connection assembly comprises a cutter bar, the top of the cutter bar is fixedly connected with an inserting block, the outer wall of the top of the cutter bar is rotationally connected with a rotating ring, the top of the rotating ring is fixedly connected with clamping blocks, the clamping blocks are distributed in an annular array along the central axis of the rotating ring, the outer wall of the cutter bar is slidingly connected with a top ring, anti-sliding grooves are formed in the walls, which are in contact with the rotating ring, of the top ring, the bottom of the top ring is fixedly connected with a top spring, and the bottom of the rotating ring is fixedly pressed with the top of the top ring. Preferably, the mounting assembly comprises a cutter head body, the bottom of the cutter head body is connected with the outer wall of the clamping block in a clamping way, the clamping groove is formed in the wall of the cutter head body, the bottom of the cutter head body is connected with the outer wall of the inserting block in a clamping way through the inserting groove, the inserting groove is formed in the wall of the cutter head body, and the bottom of the cutter head body is in contact with the top of the rotating ring. Preferably, the damping component comprises a fixed column, the inner wall at the top of the fixed column is fixedly provided with an elastic rope through a fixed hook, the top of the fixed hook is fixedly connected with the inner wall at the top of the fixed column, the bottom of the elastic rope is fixedly connected with a ball body, the inner wall at the bottom of the fixed column is in threaded connection with a threaded column, the top of the threaded column is fixedly connected with a hook body, and the outer wall of the hook body is fixedly provided with the elastic rope at the bottom of the ball body. Preferably, the outer wall of the fixed hook is fixedly arranged with the outer wall of the elastic rope, the top of the fixed column is fixedly connected with the bottom of the cutter bar, the top of the fixed column is fixedly connected with one end of the top spring away from the top ring, and silicone oil is injected into the cavity inside the fixed column. (III) beneficial effects The utility model provides a high-hardness die milling cutter with a replaceable integral cutter head. The beneficial effects are as follows: Firstly, this high rigidity mould milling cutter of interchangeable whole tool bit directly bears the mould milling work through the tool bit body in the installation component, and quick connect module then with the help of the inserted block at cutter arbor top and the fixture block on the swivel becket, through the rotatory block's behind the compression top ring mode of pressing, realizes the quick assembly disassembly of tool bit and cutter arbor, and this kind of no instrument operation design lets the tool changing process simple and convenient swift, and the high accuracy and the fastness of connection have been ensured to the dual location structure of inserted block and slot, fixture block and draw-in groove simultaneously. (II), this high rigidity mould milling cutter of interchangeable whole tool bit links to each other with the cutter arbor bottom through the fixed column in the damper, its inside elastic cord hangs the spheroid, the silicon oil that the cooperation was injected forms compound damping system, when cutter