CN219130897U

CN219130897U - Corn milling cutter assembly for plane rough machining

Info

Publication number: CN219130897U
Application number: CN202223437780.5U
Authority: CN
Inventors: 孙春杰; 高子钦; 姜远洋
Original assignee: Yinan Chunjie Agricultural Machinery Parts Co ltd
Current assignee: Yinan Chunjie Agricultural Machinery Parts Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-06
Anticipated expiration: 2032-12-21

Abstract

The utility model provides a corn milling cutter assembly for plane rough machining, which relates to the technical field of corn milling cutters and comprises a milling cutter fixing assembly and a milling cutter replacing assembly, wherein the milling cutter fixing assembly comprises a cutter handle, a fixing cutter holder, a mounting bolt and a first protruding block, and a first clamping groove is formed in the bottom of the cutter handle. According to the corn milling cutter assembly, the milling cutter fixing assembly and the milling cutter replacing assembly are arranged, when the first blade of the fixing cutter holder or the second blade of the replacing cutter holder is damaged, the fixing cutter holder or the replacing cutter holder can be conveniently replaced without replacing the whole milling cutter, so that the use cost of the milling cutter is reduced, the number of the fixing cutter holders required to be installed is conveniently determined according to actual machining conditions, the practicability of the corn milling cutter assembly is improved, the third blade is additionally arranged at the bottom of the replacing cutter holder, the second blade and the third blade are combined, and the traditional corn milling cutter can also machine a spigot surface with a round corner requirement, so that the machining efficiency is improved.

Description

Corn milling cutter assembly for plane rough machining

Technical Field

The utility model relates to the technical field of corn milling cutters, in particular to a corn milling cutter assembly for plane rough machining.

Background

The corn milling cutter is also called a corn cob milling cutter, the shape of the corn milling cutter is that a plurality of blades are distributed on a cutter body, the corn milling cutter is similar to a corn shape, the corn milling cutter is mainly used for milling the outline, is a commonly used tool in rough milling, has the advantages of excellent cutting performance, high machining efficiency and the like, and at present, when a blank spigot surface of a wind power casting part is machined, the corn milling cutter is required to be used for milling scraps.

In the prior art, for example, the Chinese patent number is: the corn milling cutter assembly for plane rough machining comprises a cutter holder, wherein the cutter holder is in a stepped cylindrical shape, the diameter of a cylinder at the upper part of the cutter holder is smaller than that of a cylinder at the bottom, a screw hole is formed in the top of the cutter holder, and the cutter holder is fixedly arranged at the upper part of the cutter holder through a bolt; five rows of spiral grooves are longitudinally and uniformly distributed on the cutter head, two staggered blade grooves are formed in each row of spiral grooves, and blades are fixedly mounted on each blade groove through bolts.

However, once the existing milling cutter is damaged and scrapped, the whole cutter needs to be replaced, so that the use cost of the milling cutter is increased; meanwhile, when the root is machined to have a spigot surface with a fillet requirement, a conventional corn milling cutter is generally used for machining to a certain depth, machining allowance of the fillet is reserved, then a cutter is replaced, the root fillet is machined by using a ball end milling cutter, machining efficiency is reduced, and the corn milling cutter assembly for plane rough machining is provided for the problems.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, once the existing milling cutter is damaged and scrapped, the whole cutter needs to be replaced, and the use cost of the milling cutter is increased; meanwhile, when the root is machined to have a spigot surface with a fillet requirement, a conventional corn milling cutter is generally used for machining to a certain depth, machining allowance of the fillet is reserved, then a cutter is replaced, the root fillet is machined by using a ball end milling cutter, and the machining efficiency is reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a maize milling cutter subassembly for plane rough machining, change the subassembly including milling cutter fixed subassembly and milling cutter, milling cutter fixed subassembly includes handle of a knife, fixed blade holder, mounting bolt and lug one, draw-in groove one has been seted up to the bottom of handle of a knife, just draw-in groove one's bilateral symmetry runs through and has seted up through-hole one, the top of fixed blade holder and the bottom welding of lug one, just draw-in groove two has been seted up to the bottom of fixed blade holder, through-hole three has been run through to one side of lug one, the top of lug one is fixed with the inboard joint of draw-in groove one, the inboard of through-hole three is fixed cup jointing with mounting bolt's outside, milling cutter changes the subassembly including changing blade holder, mounting panel, blade three, lug two and fixing bolt, the bottom of lug two and the top welded fastening of changing the blade holder, through-hole four has been seted up to the bilateral symmetry of lug two.

Preferably, two ends of the mounting bolt are movably connected with the inner side of the first through hole.

Preferably, the annular array at the bottom of the replacing tool apron is provided with a groove, and the bottom of the mounting plate is welded and fixed with the top of the blade III.

Preferably, the top of the mounting plate is fixedly mounted with the bottom of the groove, and the top of the second projection is fixedly clamped with the inner side of the second clamping groove.

Preferably, a plurality of first blades are uniformly arranged on the outer side of the fixed tool apron, and second through holes are symmetrically formed in two sides of the fixed tool apron.

Preferably, the outer side of one end of the fixing bolt is in threaded connection with the inner side of the through hole IV, and a plurality of second blades are uniformly arranged on the outer side of the replacement tool apron.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the corn milling cutter assembly, the milling cutter fixing assembly and the milling cutter replacing assembly are arranged, the second protruding block and the second clamping groove are clamped, the second protruding block can be fixed with the fixing cutter holder through the fixing bolt, in addition, the first protruding block and the first clamping groove are clamped, the first protruding block is fixed with the bottom end of the cutter handle through the mounting bolt, when the first blade of the fixing cutter holder or the second blade of the replacing cutter holder is damaged, the fixing cutter holder or the replacing cutter holder can be conveniently replaced, the whole milling cutter is not required to be replaced, the use cost of the milling cutter is reduced, meanwhile, the number of the fixing cutter holders to be installed is conveniently determined according to actual machining conditions, and the practicability of the corn milling cutter assembly is improved.

2. According to the utility model, the cutter blade III is added at the bottom of the cutter seat, and the cutter blade II and the cutter blade III are combined, so that the traditional corn milling cutter can also process the spigot surface with the round corner requirement, and the processing efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of a corn milling cutter assembly for planar rough machining according to the present utility model;

FIG. 2 is an exploded view of a corn milling cutter assembly for planar roughing in accordance with the present utility model;

FIG. 3 is a front partial cross-sectional view of a milling cutter fixture assembly of the present utility model for a corn milling cutter assembly for planar roughing;

FIG. 4 is a schematic bottom view of a milling cutter replacement assembly for a corn milling cutter assembly for planar roughing in accordance with the present utility model;

fig. 5 is an enlarged detail view of a corn milling cutter assembly of fig. 4 for planar roughing in accordance with the present utility model.

Legend description: 1. a milling cutter fixing assembly; 3. a milling cutter replacement assembly; 11. a knife handle; 12. fixing the tool apron; 13. a third through hole; 14. a first blade; 15. a first through hole; 16. installing a bolt; 17. a second through hole; 18. a clamping groove I; 19. a first bump; 20. a clamping groove II; 31. replacing the tool apron; 32. a second blade; 33. a third blade; 34. a fixing bolt; 35. a second bump; 36. a through hole IV; 38. a mounting plate; 39. a groove.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

1-5, the utility model provides a corn milling cutter assembly for plane rough machining, which comprises a milling cutter fixing assembly 1 and a milling cutter replacing assembly 3, wherein the milling cutter fixing assembly 1 comprises a cutter handle 11, a fixing cutter holder 12, a mounting bolt 16 and a first bump 19, a clamping groove 18 is formed in the bottom of the cutter handle 11, through holes 15 are symmetrically formed in two sides of the clamping groove 18, the top of the fixing cutter holder 12 is welded with the bottom of the first bump 19, a clamping groove 20 is formed in the bottom of the fixing cutter holder 12, a through hole 13 is formed in one side of the first bump 19, the top of the first bump 19 is fixedly clamped with the inner side of the clamping groove 18, the inner side of the through hole 13 is fixedly sleeved with the outer side of the mounting bolt 16, the milling cutter replacing assembly 3 comprises a cutter replacing holder 31, a mounting plate 38, a third blade 33, a second bump 35 and a fixing bolt 34, the bottom of the second bump 35 is welded and the top of the replacing cutter holder 31, and through holes 36 are symmetrically formed in two sides of the second bump 35.

As shown in fig. 2, two ends of the mounting bolt 16 are movably connected with the inner side of the first through hole 15, and the mounting bolt 16 is used for fixing the first protruding block 19 with the bottom end of the tool shank 11, so that the mounting, dismounting and replacement of the fixed tool apron 12 are facilitated.

As shown in fig. 4 and 5, the bottom annular array of the replacing tool holder 31 is provided with a groove 39, the bottom of the mounting plate 38 is welded and fixed with the top of the third blade 33, the top of the mounting plate 38 is clamped with the bottom of the groove 39, and the mounting plate 38 can fix the third blade 33 at the bottom of the replacing tool holder 31.

As shown in fig. 4 and 5, the top of the mounting plate 38 is fixedly mounted with the bottom of the groove 39, the top of the second bump 35 is fixedly clamped with the inner side of the second clamping groove 20, and after the second bump 35 is clamped with the second clamping groove 20, the second bump 35 can be fixed with the fixed tool holder 12 by using the fixing bolt 34.

As shown in fig. 1-3, a plurality of first blades 14 are uniformly arranged on the outer side of the fixed tool holder 12, through holes two 17 are symmetrically formed on two sides of the fixed tool holder 12, and the through holes two 17 and the through holes four 36 can be fixed by using the fixing bolts 34, so that the replacement tool holder 31 is fixed at the bottom of the fixed tool holder 12.

As shown in fig. 4 and 5, the outer side of one end of the fixing bolt 34 is in threaded connection with the inner side of the through hole four 36, and a plurality of second blades 32 are uniformly arranged on the outer side of the replacing tool holder 31, and the fixing bolt 34 is used for fixing the replacing tool holder 31 at the bottom of the fixing tool holder 12, so that the replacing tool holder 31 is convenient to detach and replace.

The application method and the working principle of the device are as follows: the corn milling cutter is composed of a milling cutter fixing assembly 1 and a milling cutter replacing assembly 3, before the corn milling cutter is used, the milling cutter replacing assembly 3 is required to be fixed at the bottom of the milling cutter fixing assembly 1, a second bump 35 is aligned with a second clamping groove 20, through holes four 36 on two sides of the second bump 35 are aligned with a second through hole 17, the second bump 35 is clamped with the second clamping groove 20, and then a fixing bolt 34 is used for fixing the second bump 35 with a fixing cutter holder 12; meanwhile, when the fixed cutter holder 12 is installed, the first protruding block 19 at the top can be aligned with the first clamping groove 18 at the bottom of the cutter handle 11, the third through hole 13 is aligned with the first through hole 15, after the first protruding block 19 is clamped with the first clamping groove 18, the first protruding block 19 is fixed with the bottom end of the cutter handle 11 by using the mounting bolt 16, when the first blade 14 of the fixed cutter holder 12 or the second blade 32 of the replaceable cutter holder 31 is damaged, the fixed cutter holder 12 or the replaceable cutter holder 31 can be conveniently replaced without replacing the whole milling cutter, the use cost of the milling cutter is reduced, the number of the fixed cutter holders 12 to be installed is conveniently determined according to actual machining conditions, and the practicability of the corn milling cutter assembly is improved;

meanwhile, the third blade 33 is additionally arranged at the bottom of the replacement tool apron 31, the second blade 32 and the third blade 33 are combined, the traditional corn milling cutter can also process the spigot surface with the round corner requirement, and the processing efficiency is improved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model will still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A maize milling cutter subassembly for plane rough machining, a serial communication port, change subassembly (3) including milling cutter fixed subassembly (1) and milling cutter, milling cutter fixed subassembly (1) includes handle of a knife (11), fixed blade holder (12), mounting bolt (16) and lug one (19), draw-in groove one (18) have been seted up to the bottom of handle of a knife (11), just draw-in groove one (18) both sides symmetry run through and have been seted up through-hole one (15), the bottom welding of the top of fixed blade holder (12) and lug one (19), just draw-in groove two (20) have been seted up to the bottom of fixed blade holder (12), one side of lug one (19) runs through and has seted up through hole three (13), the top of lug one (19) is fixed with the inboard joint of draw-in groove one (18), the inboard of through-hole three (13) is fixed cup joint with the outside of mounting bolt (16), milling cutter change subassembly (3) including changing blade holder (31), mounting panel (38), blade three (33), lug two (35) and fixing bolt (34), the bottom of lug two (35) and the bottom of blade holder (31) are seted up, the top of lug two (35) is fixed both sides of lug two (35).

2. A corn milling cutter assembly for flat roughing as in claim 1, wherein: two ends of the mounting bolt (16) are movably connected with the inner side of the first through hole (15).

3. A corn milling cutter assembly for flat roughing as in claim 1, wherein: the bottom annular array of the replacing tool apron (31) is provided with grooves (39), and the bottom of the mounting plate (38) is welded and fixed with the top of the blade III (33).

4. A corn milling cutter assembly for flat roughing according to claim 3, wherein: the top of the mounting plate (38) is fixedly mounted with the bottom of the groove (39), and the top of the second protruding block (35) is fixedly clamped with the inner side of the second clamping groove (20).

5. A corn milling cutter assembly for flat roughing as in claim 1, wherein: the outer side of the fixed tool apron (12) is uniformly provided with a plurality of first blades (14), and two sides of the fixed tool apron (12) are symmetrically provided with second through holes (17).

6. A corn milling cutter assembly for flat roughing as in claim 1, wherein: the outer side of one end of the fixing bolt (34) is in threaded connection with the inner side of the through hole IV (36), and a plurality of second blades (32) are uniformly arranged on the outer side of the replacement tool apron (31).