CN210254441U

CN210254441U - Double-end milling cutter for numerical control machining center

Info

Publication number: CN210254441U
Application number: CN201921106836.4U
Authority: CN
Inventors: 段广游; 马树德
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-07
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a double-end milling cutter for numerical control machining center, including milling cutter frame, air-cooled subassembly and motor, milling cutter frame's below mid-mounting has the dead lever, and the below inboard of dead lever is provided with double-end milling cutter subassembly, air-cooled unit mount is in double-end milling cutter subassembly's both sides, and air-cooled subassembly's inboard including installation pole, micro-fan and wind channel, the outside of dead lever is fixed with the installation pole, and the below outside of installation pole is fixed with micro-fan, micro-fan's inboard is provided with the wind channel, milling cutter frame's below one side is fixed with reserve vertical milling cutter group, and milling cutter frame's below opposite side is fixed with reserve milling cutter group, the motor is installed in milling cutter frame's inside, and milling cutter frame's top is fixed with the connecting rod. This double-end milling cutter for numerical control machining center is provided with double-end milling cutter subassembly and is convenient for realize different cutting effects, and end milling cutter and face milling cutter's cooperation is used and can be realized different processing demands.

Description

Double-end milling cutter for numerical control machining center

Technical Field

The utility model relates to a numerical control processing technology field specifically is a double-end milling cutter for numerical control machining center.

Background

Numerical control machining refers to a process for machining parts on a numerical control machine tool, and generally uses digital information to control the displacement of the parts and a cutter. It is an effective way to realize high-efficiency and automatic processing. Milling cutter means a cutting tool for a milling machine or a machining machine to perform a milling operation.

The existing milling cutter for numerical control machining generally does not have a double-head structure, cannot meet different machining requirements, does not have a cooling structure, is easy to generate high temperature after being used for a long time, and influences the service life of the milling cutter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control is double-end milling cutter for machining center to the milling cutter for numerical control processing who proposes in solving above-mentioned background art generally does not possess the double-end structure, can not deal with different processing demands, and does not possess the structure that cools down, uses the problem that easily produces high temperature and influences milling cutter's life for a long time.

In order to achieve the above object, the utility model provides a following technical scheme: a double-end milling cutter for a numerical control machining center comprises a milling cutter frame, an air cooling assembly and a motor, wherein a fixing rod is arranged in the middle of the lower part of the milling cutter frame, and the lower inner side of the fixed rod is provided with a double-end milling cutter component, the air cooling components are arranged at the two sides of the double-end milling cutter component, the inner side of the air cooling component comprises a mounting rod, a micro fan and an air guide channel, the mounting rod is fixed at the outer side of the fixed rod, a micro-fan is fixed at the outer side below the mounting rod, an air guide channel is arranged at the inner side of the micro-fan, a standby vertical milling cutter group is fixed at one side below the milling cutter frame, and the other side below the milling cutter frame is fixed with a standby face milling cutter set, the motor is arranged in the milling cutter frame, and a connecting rod is fixed above the milling cutter frame, a steering assembly is arranged above the connecting rod, a rack rod is arranged on one side of the steering assembly, and a turning assembly is arranged in the middle of the double-end milling cutter assembly.

Preferably, double-end milling cutter subassembly is including end mill, chip groove, helical cutter head, recess, face mill, cutter body and cutting edge, end mill's the outside is provided with the chip groove, and end mill's one end is fixed with helical cutter head, helical cutter head's the outside is provided with the recess, face mill's one end is fixed with the cutter body, and the outside of cutter body is provided with the cutting edge.

Preferably, the cutting edges of the face milling cutter are distributed on the outer side of the cutter body in an annular radial shape at equal intervals, and the vertical center line of the face milling cutter is overlapped with the vertical center line of the end milling cutter.

Preferably, the steering assembly comprises a rotating shaft, an outer shaft sleeve, a rod sleeve and a threaded rod, the outer shaft sleeve is installed on the outer side of the rotating shaft, the rod sleeve is fixed in the middle of the outer shaft sleeve, and the threaded rod is installed on the inner side of the rod sleeve.

Preferably, the connecting rod forms a steerable structure through the rotating shaft, and rod sleeves and threaded rods are symmetrically distributed on the outer side of the rotating shaft.

Preferably, the overturning assembly comprises a fixed block, a movable shaft and a bolt, the movable shaft is arranged on the inner side of the fixed block, and the bolt is arranged in the middle of the fixed block.

Compared with the prior art, the beneficial effects of the utility model are that: the double-end milling cutter for the numerical control machining center is provided with the double-end milling cutter assembly, so that different cutting effects can be realized, different machining requirements can be realized by matching the end milling cutter and the face milling cutter, the outer groove of the spiral cutter head of the end milling cutter can remove chips, the cutting speed is improved, meanwhile, the spiral chip removal groove of the cutter bar can also be used for removing chips, the outer side blade of the cutter body of the face milling cutter can rotate to quickly cut, and the gap between the blades is used for removing chips;

the movable shaft is convenient for turning over the double-end milling cutter assembly, so that the positions of the milling cutter and the face milling cutter are adjusted, the bolt is convenient for limiting and fixing the movable shaft, the rotating shaft can rotate the connecting rod, so that the steering of the milling cutter frame is realized, the multi-directional cutting is realized, the threaded rod in the rod sleeve can rotate inwards and deeply, so that the rotating shaft is uniformly limited and fixed, the rotating shaft is prevented from rotating continuously, and the standby vertical milling cutter set and the standby face milling cutter set can be used when the double-end milling cutter assembly is damaged;

the dead lever is convenient for the installation of double-end milling cutter subassembly fixed, and the installation pole is used for setting up micro-fan, and micro-fan can blow the leading-in double-end milling cutter subassembly below outside of cold wind through the wind-guiding way, can blow the piece through wind-force on the one hand, prevents that the piece from piling up and influencing the cutting speed, and on the other hand can utilize the forced air cooling to cool off fast rotation's double-end milling cutter subassembly processing position, improves double-end milling cutter subassembly life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the steering assembly of the present invention;

FIG. 3 is a schematic view of the enlarged structure of the part A of the present invention;

fig. 4 is a schematic view of the bottom structure of the face milling cutter of the present invention.

In the figure: 1. a milling cutter frame; 2. fixing the rod; 3. a double-ended milling cutter assembly; 301. an end mill; 302. a chip groove; 303. a helical cutter head; 304. a groove; 305. a face milling cutter; 306. a cutter body; 307. a blade; 4. an air-cooled assembly; 401. mounting a rod; 402. a micro fan; 403. an air guide duct; 5. a standby vertical milling cutter set; 6. a face milling cutter set is reserved; 7. a motor; 8. a steering assembly; 801. a rotating shaft; 802. an outer sleeve; 803. a rod sleeve; 804. a threaded rod; 9. a connecting rod; 10. a frame lever; 11. a turnover assembly; 1101. a fixed block; 1102. a movable shaft; 1103. and (4) bolts.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-end milling cutter for a numerical control machining center comprises a milling cutter frame 1, a fixing rod 2, a double-end milling cutter component 3, an end milling cutter 301, a chip groove 302, a spiral cutter head 303, a groove 304, a face milling cutter 305, a cutter body 306, a blade 307, an air cooling component 4, a mounting rod 401, a micro fan 402, an air guide channel 403, a standby end milling cutter group 5, a standby face milling cutter group 6, a motor 7, a steering component 8, a rotating shaft 801, an outer shaft sleeve 802, a rod sleeve 803, a threaded rod 804, a connecting rod 9, a rack rod 10, a turnover component 11, a fixing block 1101, a movable shaft 1102 and a bolt 1103, wherein the fixing rod 2 is mounted in the middle of the lower part of the milling cutter frame 1, the double-end milling cutter component 3 is arranged on the inner side of the lower part of the fixing rod 2, the double-end milling cutter component 3 comprises the end milling cutter 301, the chip groove 302, the spiral cutter head, a spiral cutter head 303 is fixed at one end of the end mill 301, a groove 304 is formed in the outer side of the spiral cutter head 303, a cutter body 306 is fixed at one end of the face mill 305, and a cutting edge 307 is formed in the outer side of the cutter body 306;

the blades 307 of the face milling cutter 305 are annularly and radially distributed on the outer side of the cutter body 306 at equal intervals, the vertical center line of the face milling cutter 305 is overlapped with the vertical center line of the end milling cutter 301, the blades 307 of the face milling cutter 305 are annularly and radially distributed on the outer side of the cutter body 306 at equal intervals, so that a workpiece can be cut through the uniformly distributed blades 307, and the vertical center line of the face milling cutter 305 is overlapped with the vertical center line of the end milling cutter 301, so that the combination use of the two is facilitated;

the air cooling assembly 4 is arranged on two sides of the double-end milling cutter assembly 3, the inner side of the air cooling assembly 4 comprises an installation rod 401, a micro fan 402 and an air guide channel 403, the installation rod 401 is fixed on the outer side of the fixing rod 2, the micro fan 402 is fixed on the outer side of the lower portion of the installation rod 401, the air guide channel 403 is arranged on the inner side of the micro fan 402, a standby vertical milling cutter set 5 is fixed on one side of the lower portion of the milling cutter frame 1, a standby surface milling cutter set 6 is fixed on the other side of the lower portion of the milling cutter frame 1, the motor 7 is arranged inside the milling cutter frame 1, a connecting rod 9 is fixed above the milling cutter frame 1, a steering assembly 8 is arranged above the connecting rod 9, and a rack rod 10 is arranged;

the steering assembly 8 comprises a rotating shaft 801, an outer shaft sleeve 802, a rod sleeve 803 and a threaded rod 804, wherein the outer shaft sleeve 802 is installed on the outer side of the rotating shaft 801, the rod sleeve 803 is fixed in the middle of the outer shaft sleeve 802, the threaded rod 804 is installed on the inner side of the rod sleeve 803, the connecting rod 9 forms a steerable structure through the rotating shaft 801, the rod sleeve 803 and the threaded rod 804 are symmetrically distributed on the outer side of the rotating shaft 801, the connecting rod 9 forms the steerable structure through the rotating shaft 801 to facilitate the rotation of the connecting rod 9 through the rotating shaft 801, so that the steering of the milling cutter holder 1 is realized, the rod sleeve 803 and the threaded rod 804 are symmetrically distributed on the outer side of the rotating shaft 801 to facilitate the deep rotation of the threaded rod 804 inside the;

the middle of the double-end milling cutter assembly 3 is provided with an overturning assembly 11, the overturning assembly 11 comprises a fixing block 1101, a movable shaft 1102 and bolts 1103, the movable shaft 1102 is arranged on the inner side of the fixing block 1101, and the bolts 1103 are mounted in the middle of the fixing block 1101.

The working principle is as follows: for the double-end milling cutter for the numerical control machining center, firstly, a machine frame rod 10 is installed above a numerical control machine, then, a double-end milling cutter assembly 3 below a milling cutter frame 1 is arranged above a workpiece to be machined, when the end milling cutter 301 needs to be used, the double-end milling cutter assembly 3 can be turned over through a movable shaft 1102, so that the end milling cutter 301 is located below, then, the movable shaft 1102 is limited and fixed through a bolt 1103, and otherwise, when the face milling cutter 305 needs to be used, one side of the face milling cutter 305 faces downwards;

in the processing process, the motor 7 can be started, so that the motor 7 drives the milling cutter frame 1 to rotate, the double-end milling cutter assembly 3 below the milling cutter frame 1 is driven to rotate to cut a workpiece, when the end milling cutter 301 is used for cutting, the groove 304 of the spiral cutter head 303 can be used for discharging chips, the cutting speed is increased, meanwhile, the spiral chip discharge groove 302 of the cutter rod can also be used for discharging chips, when the face milling cutter 305 is used for cutting, the cutter body 306 is in contact with the workpiece, and the cutting edge 307 can rotate to rapidly cut;

in the cutting process, the connecting rod 9 can be rotated through the rotating shaft 801, so that the milling cutter frame 1 can be turned to realize multidirectional cutting, when the rotating shaft 801 needs to be fixed, the threaded rod 804 in the rod sleeve 803 can be rotated inwards and deeply, so that the rotating shaft 801 is uniformly limited and fixed, the rotating shaft 801 is prevented from rotating continuously, and the spare end milling cutter group 5 and the spare face milling cutter group 6 can be used when the double-head milling cutter assembly 3 is damaged;

in the use of double-end milling cutter subassembly 3, can start miniature fan 402 for miniature fan 402 passes through air duct 403 with the leading-in double-end milling cutter subassembly 3 below outside of cold wind, both can blow the piece through wind-force, prevent that the piece from piling up influence cutting speed, also can utilize the forced air cooling to cool off fast rotating double-end milling cutter subassembly 3 processing position, improve double-end milling cutter subassembly 3 life, accomplish whole numerical control machining center with double-end milling cutter's use like this.

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

Claims

1. The utility model provides a numerical control is double-end milling cutter for machining center, includes milling cutter frame (1), air-cooled subassembly (4) and motor (7), its characterized in that: a fixing rod (2) is installed in the middle of the lower portion of the milling cutter frame (1), a double-end milling cutter assembly (3) is arranged on the inner side of the lower portion of the fixing rod (2), an air cooling assembly (4) is installed on two sides of the double-end milling cutter assembly (3), the inner side of the air cooling assembly (4) comprises an installation rod (401), a micro fan (402) and an air guide channel (403), the installation rod (401) is fixed on the outer side of the fixing rod (2), the micro fan (402) is fixed on the outer side of the lower portion of the installation rod (401), the air guide channel (403) is arranged on the inner side of the micro fan (402), a standby vertical milling cutter group (5) is fixed on one side of the lower portion of the milling cutter frame (1), a standby face milling cutter group (6) is fixed on the other side of the lower portion of the milling cutter frame (1), a motor (7) is installed inside the milling cutter frame (1), and a connecting, a steering assembly (8) is arranged above the connecting rod (9), a rack rod (10) is arranged on one side of the steering assembly (8), and a turnover assembly (11) is arranged in the middle of the double-end milling cutter assembly (3).

2. The double-ended milling cutter for a numerical control machining center according to claim 1, wherein: double-end milling cutter subassembly (3) is including end mill (301), chip groove (302), spiral tool bit (303), recess (304), face mill (305), cutter body (306) and cutting edge (307), the outside of end mill (301) is provided with chip groove (302), and the one end of end mill (301) is fixed with spiral tool bit (303), the outside of spiral tool bit (303) is provided with recess (304), the one end of face mill (305) is fixed with cutter body (306), and the outside of cutter body (306) is provided with cutting edge (307).

3. The double-ended milling cutter for a numerical control machining center according to claim 2, wherein: the cutting edges (307) of the face milling cutter (305) are distributed on the outer side of the cutter body (306) in an annular radial shape at equal intervals, and the vertical center line of the face milling cutter (305) is overlapped with the vertical center line of the end milling cutter (301).

4. The double-ended milling cutter for a numerical control machining center according to claim 1, wherein: turn to subassembly (8) including rotation axis (801), outer axle sleeve (802), pole cover (803) and threaded rod (804), outer axle sleeve (802) are installed to the outside of rotation axis (801), and the middle part of outer axle sleeve (802) is fixed with pole cover (803), threaded rod (804) are installed to the inboard of pole cover (803).

5. The double-ended milling cutter for a numerical control machining center according to claim 1, wherein: the connecting rod (9) forms a steerable structure through the rotating shaft (801), and rod sleeves (803) and threaded rods (804) are symmetrically distributed on the outer side of the rotating shaft (801).

6. The double-ended milling cutter for a numerical control machining center according to claim 1, wherein: upset subassembly (11) are including fixed block (1101), loose axle (1102) and bolt (1103), the inboard of fixed block (1101) is provided with loose axle (1102), and the mid-mounting of fixed block (1101) has bolt (1103).