CN213003797U

CN213003797U - High-precision numerically controlled milling machine capable of quickly replacing cutter

Info

Publication number: CN213003797U
Application number: CN202021555622.8U
Authority: CN
Inventors: 曹学东
Original assignee: Rimeng Precision Machinery Dalian Co ltd
Current assignee: Rimeng Precision Machinery Dalian Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-20
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a high-precision numerical control milling machine capable of quickly replacing cutters, which comprises a milling head, wherein the front end of the milling head is provided with a fixed cavity, the front end of the milling head is fixedly connected with a fixed ring, the fixing ring is communicated with the fixing cavity, two bolts are fixedly arranged on the front part of the left end and the front part of the right end of the milling head, a left fastener is arranged on the front part of the left end of the milling head, the left fastener is positioned between the two bolts at the left side, the front part at the right end of the milling head is provided with a right fastener, the right fastener is positioned between the two bolts at the right side, a cutter head is arranged in the fixed cavity and extends out of the fixed cavity, the left fastener and the right fastener are respectively in threaded connection with the left cavity wall and the right cavity wall of the fixed cavity and extend into the fixed cavity, the equal fixedly connected with fixer of one end that cutter head was kept away from to left side binding and right binding, and two fixers all with bolt threaded connection. The utility model discloses a change that the cutter was carried out in the rotation connecting rod, easy operation changes fast, and the practicality is high.

Description

High-precision numerically controlled milling machine capable of quickly replacing cutter

Technical Field

The utility model relates to a numerically controlled fraise machine field, in particular to but high accuracy numerically controlled fraise machine of quick replacement cutter.

Background

The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technologies of the two are basically the same, and the structures are somewhat similar. In high-precision numerically controlled milling machines, the tool is an important component. The existing high-precision numerical control milling machine has the following defects: 1. the cutter in the existing high-precision numerical control milling machine is inconvenient to replace, the process is complicated, the replacement time is long, and the machining efficiency of the milling machine is influenced; 2. the existing high-precision numerical control milling machine and the tool changing tool need to be applied to professional tools, operation is inconvenient when the special tool is used, common operation workers cannot perform replacement operation, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a but main aim at provides a but high accuracy numerically controlled fraise machine of quick replacement cutter can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a but high accuracy numerically controlled fraise machine of quick replacement cutter, includes the cutter head, the cutter head front end is opened there is the fixed chamber, cutter head front end fixedly connected with solid fixed ring, and solid fixed ring communicates with each other with the fixed chamber, the anterior equal fixed mounting of cutter head left end and right-hand member has two bolts, cutter head left end front portion is provided with left binding, and left binding is located between two bolts in the left side, cutter head right-hand member front portion is provided with right binding, and right binding is located between two bolts in the right side, it extends outside the fixed chamber to be provided with tool bit and tool bit in the fixed chamber, left side binding and right binding respectively with the fixed chamber left side chamber wall and right chamber wall threaded connection and extend to the fixed intracavity, the equal fixedly connected with fixer of one end that the cutter head was kept away from to left side binding and right binding.

Preferably, the cavity wall is opened and is had the sliding tray under the fixed chamber, fixed chamber back chamber wall is opened and is had the fixed slot.

Preferably, the equal fixedly connected with threaded rod of one end cambered surface that left side binding and right side binding kept away from each other, and the other end of two threaded rods runs through the left side chamber wall and the right side chamber wall of fixed chamber respectively, two the length of threaded rod all is greater than half of fixed chamber length, two the one end that the threaded rod kept away from each other all with fixer fixed connection, the equal fixedly connected with slider of left side binding and right binding lower extreme cambered surface, and two slider lower extremes all are located the sliding tray.

Preferably, the rear end of the cutter head is fixedly connected with a base plate, the diameter of the base plate is equal to that of the fixing groove, and the thickness of the base plate is twice that of the fixing groove.

Preferably, big circular slot has all been opened to left side binding rear end and right binding rear end, and the diameter of big circular slot equals the diameter on chassis, the thickness of big circular slot equals half of chassis thickness, left side binding and right binding front end all open has little circular slot, and the diameter of little circular slot is greater than tool bit rear end face diameter.

Preferably, the fixer is including connecting the ball, it is connected with the connecting rod to connect the ball middle part interlude, the equal fixedly connected with connector of lower extreme on the connecting rod, and connector threaded connection has the screw, screw and bolt threaded connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model relates to a but high accuracy numerical control milling machine of quick replacement cutter puts into the tool bit from the stationary ring in, until chassis and fixed slot contact, then through rotating the connecting rod, the connecting rod drives the threaded rod and rotates, and the threaded rod drives left fixer and right fixer and removes, until left fixer and right fixer fix the chassis of tool bit, fix the whole device through screw and bolted connection on the connecting rod at last, the whole cutter change process is simple and convenient, operating time is short, improves work efficiency;

2. the utility model relates to a but not need the cutter that professional instrument just can be right to change among the high-precision numerically controlled fraise machine of quick replacement cutter, make the connecting rod rotate through loosening the bolt, rotate the connecting rod and make about the binding break away from the tool bit, then change the tool bit, the utility model discloses ordinary operative employee people also can carry out the change of cutter, and the practicality is high.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-precision numerically controlled milling machine capable of rapidly replacing a cutter according to the present invention;

FIG. 2 is a schematic view of a cutting structure of a high-precision numerically controlled milling machine capable of rapidly replacing a tool according to the present invention;

FIG. 3 is a schematic view showing the details of a tool bit of the high-precision numerically controlled milling machine capable of rapidly replacing the tool according to the present invention;

fig. 4 is the utility model relates to a but left and right fixer schematic structure of high accuracy numerically controlled fraise machine of quick replacement cutter.

In the figure: 1. a milling head; 2. a fixing ring; 3. a fixed cavity; 4. a cutter head; 5. a left fastener; 6. a right fastener; 7. a holder; 8. a bolt; 11. fixing grooves; 12. a sliding groove; 41. a chassis; 51. a threaded rod; 52. a slider; 61. a large circular groove; 62. a small circular groove; 71. a connecting ball; 72. a connecting rod; 73. a connector; 74. and (4) screws.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in figures 1-4, a high-precision numerically controlled milling machine capable of rapidly replacing a cutter comprises a milling head 1, wherein a fixed cavity 3 is formed at the front end of the milling head 1, a fixed ring 2 is fixedly connected to the front end of the milling head 1, the fixed ring 2 is communicated with the fixed cavity 3, two bolts 8 are fixedly arranged at the front part of the left end and the front part of the right end of the milling head 1, a left fastener 5 is arranged at the front part of the left end of the milling head 1, the left fastener 5 is positioned between the two bolts 8 at the left side, a right fastener 6 is arranged at the front part of the right end of the milling head 1, the right fastener 6 is positioned between the two bolts 8 at the right side, a cutter head 4 is arranged in the fixed cavity 3, the cutter head 4 extends out of the fixed cavity 3, the left fastener 5 and the right fastener 6 are respectively in threaded connection with the left cavity wall and the right cavity wall of the, and both the two retainers 7 are screwed to the bolt 8.

The wall of the lower cavity of the fixed cavity 3 is provided with a sliding groove 12, the sliding groove 12 plays a role in assisting the sliding block 52 to slide linearly, the wall of the rear cavity of the fixed cavity 3 is provided with a fixed groove 11, and the fixed groove 11 plays a role in primarily fixing the cutter head 4; the cambered surfaces of the ends, far away from each other, of the left fastener 5 and the right fastener 6 are fixedly connected with threaded rods 51, the other ends of the two threaded rods 51 penetrate through the left cavity wall and the right cavity wall of the fixed cavity 3 respectively, the threaded rods 51 can drive the left fastener 5 and the fastener 6 to move by rotating, the length of each threaded rod 51 is greater than half of that of the fixed cavity 3, it is ensured that the left fastener 5 and the right fastener 6 can finish clamping the tool bit 4, the ends, far away from each other, of the two threaded rods 51 are fixedly connected with the fixator 7, the cambered surfaces of the lower ends of the left fastener 5 and the right fastener 6 are fixedly connected with sliders 52, and the lower ends of the two; the rear end of the cutter head 4 is fixedly connected with a chassis 41, the diameter of the chassis 41 is equal to that of the fixing groove 11, the thickness of the chassis 41 is twice that of the fixing groove 11, the cutter head 4 is primarily fixed in the fixing groove 11, and the protruding part is matched and fixed by the left fastener 5 and the right fastener 6; the rear ends of the left fastener 5 and the right fastener 6 are both provided with a large circular groove 61, the diameter of the large circular groove 61 is equal to that of the chassis 41, the thickness of the large circular groove 61 is equal to half of that of the chassis 41, the large circular groove 61 plays a role in further fixing the chassis 41 in the cutter head 4, the front ends of the left fastener 5 and the right fastener 6 are both provided with a small circular groove 62, the diameter of the small circular groove 62 is larger than that of the rear end face of the cutter head 4, and the cutter head 4 can extend out of the small circular groove 62; fixer 7 is including connecting ball 71, connects ball 71 middle part and alternates and be connected with connecting rod 72, and the equal fixedly connected with connector 73 of lower extreme on connecting rod 72, and connector 73 threaded connection has screw 74, and screw 74 and bolt 8 threaded connection accomplish the fixed connection of fixer 7 and cutter head 1, strengthen the fixed of whole device to tool bit 4.

It should be noted that, the utility model relates to a but high accuracy numerically controlled fraise machine of quick replacement cutter, cutter head 1 is the cutter head part of high accuracy numerically controlled fraise machine, when needing to follow cutter head 4, at first twist screw 74, make screw 74 break away from bolt 8, then rotate connecting rod 72, connecting rod 72 drives connecting ball 71 and rotates, connecting ball 71 drives threaded rod 51 and rotates, threaded rod 51 drives left fastener 5 and rotates, left fastener 5 is because being restricted by slider 52, so left fastener 5 moves about along with the rotation of connecting rod 72, until left fastener 5 breaks away from chassis 41 of cutter head 4, the operation of right fastener 6 is the same with left fastener 5 operation, change after taking out original cutter head 4, then put into fixed cavity 3 with new cutter head 4 from solid fixed ring 2, until chassis 41 and the fixed slot 11 contact of cutter head 4, then rotate connecting rod 72, make left binding 5 and right binding 6 fixed chassis 41, then tighten screw 74 and bolt 8 again, the utility model is simple in operation, it is fast to change, and the practicality is high, is favorable to the change of high accuracy numerically controlled fraise machine cutter.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but high accuracy numerically controlled fraise machine of quick replacement cutter, includes cutter head (1), its characterized in that: the milling head comprises a milling head body (1), wherein a fixed cavity (3) is formed in the front end of the milling head body (1), a fixed ring (2) is fixedly connected to the front end of the milling head body (1), the fixed ring (2) is communicated with the fixed cavity (3), two bolts (8) are fixedly mounted on the front portion of the left end and the front portion of the right end of the milling head body (1), a left fastener (5) is arranged on the front portion of the left end of the milling head body (1), the left fastener (5) is located between the two bolts (8) on the left side, a right fastener (6) is arranged on the front portion of the right end of the milling head body (1), the right fastener (6) is located between the two bolts (8) on the right side, a cutter head (4) is arranged in the fixed cavity (3), the cutter head (4) extends out of the fixed cavity (3), the left fastener (5) and the right fastener (6), the milling head is characterized in that one ends of the left fastener (5) and the right fastener (6) far away from the milling head (1) are fixedly connected with the fasteners (7), and the two fasteners (7) are connected with the bolts (8) in a threaded mode.

2. The high-precision numerically controlled milling machine capable of rapidly replacing the cutter according to claim 1, wherein: the wall of the lower cavity of the fixed cavity (3) is provided with a sliding groove (12), and the wall of the rear cavity of the fixed cavity (3) is provided with a fixed groove (11).

3. The high-precision numerically controlled milling machine capable of rapidly replacing the cutter according to claim 1, wherein: the equal fixedly connected with threaded rod (51) of one end cambered surface of keeping away from each other of left side binding (5) and right binding (6), and the other end of two threaded rods (51) runs through the left side chamber wall and the right side chamber wall of fixed chamber (3) respectively, two the length of threaded rod (51) all is greater than half of fixed chamber (3) length, two the one end of keeping away from each other of threaded rod (51) all with fixer (7) fixed connection, the equal fixedly connected with slider (52) of left side binding (5) and right binding (6) lower extreme cambered surface, and two slider (52) lower extremes all are located sliding tray (12).

4. The high-precision numerically controlled milling machine capable of rapidly replacing the cutter according to claim 1, wherein: the rear end of the cutter head (4) is fixedly connected with a chassis (41), the diameter of the chassis (41) is equal to that of the fixing groove (11), and the thickness of the chassis (41) is twice that of the fixing groove (11).

5. The high-precision numerically controlled milling machine capable of rapidly replacing the cutter according to claim 1, wherein: big circular slot (61) have all been opened to left side binding (5) rear end and right binding (6) rear end, and the diameter of big circular slot (61) equals the diameter on chassis (41), the thickness of big circular slot (61) equals half of chassis (41) thickness, little circular slot (62) have all been opened to left side binding (5) and right binding (6) front end, and the diameter of little circular slot (62) is greater than tool bit (4) rear end face diameter.

6. The high-precision numerically controlled milling machine capable of rapidly replacing the cutter according to claim 1, wherein: fixer (7) are including connecting ball (71), it is connected with connecting rod (72) to connect ball (71) middle part interlude, the equal fixedly connected with connector (73) of lower extreme on connecting rod (72), and connector (73) threaded connection has screw (74), screw (74) and bolt (8) threaded connection.