CN216398173U - A CNC gantry machining center milling cutter - Google Patents

Abstract

The cutter for milling the surface of the numerical control gantry machining center comprises a cutter body, wherein the cutter body is a rotary body, one end of the cutter body is provided with a rotating shaft connected with an output shaft in the numerical control gantry machining center, the other end of the cutter body is provided with a cutter fixing surface, a cutter head is fixedly arranged on the cutter fixing surface, a machining surface of the cutter head protrudes out of the cutter fixing surface, a cutter groove is formed in the cutter fixing surface, the cutter head is fixed in the cutter groove, two cutter heads are arranged on the cutter fixing surface in the circumferential direction, the circumference is coaxial with the cutter body, and the interval between the two cutter heads is 180 degrees. The utility model solves the technical problems of long processing time, poor processing precision and poor finish of the existing cutter for milling the surface of the numerical control gantry processing center, realizes simple structure, compact appearance, convenience and practicality of the cutter, improves the precision and the finish of the processed surface and omits the technical effect of a grinding process.

Description

A CNC gantry machining center milling cutter

technical field

The utility model relates to the field of machinery, in particular to a numerical control gantry machining center, in particular to a surface milling cutter for the numerical control gantry machining center.

Background technique

CNC gantry machining center milling cutter, its cutting surface is parallel to the machined surface of the workpiece, and it performs motion cutting through the XY axis of the machine tool. In the prior art, there are more and more types of tools used in gantry CNC machining centers, including milling tools, some are processed by beveled cutterheads, and some are processed by fast-feed cutterheads. The processing methods all have the problems of long processing time, poor processing accuracy and poor finish.

Utility model content

The utility model provides a surface milling cutter for a CNC gantry machining center, which aims to solve the technical problems of long processing time, poor machining accuracy and poor finish when the surface milling cutter of the existing gantry CNC machining center is used.

In order to solve the above-mentioned technical problems, the tool for milling surface of CNC gantry machining center of the present utility model includes:

a tool body, the tool body is a revolving body, one end of the tool body is provided with a rotating shaft connected with the output shaft in the CNC gantry machining center, and the other end of the tool body is provided with a tool fixing surface;

A cutter head, the cutter head is fixed on the cutter fixing surface, and the processing surface of the cutter head protrudes from the cutter fixing surface, the cutter fixing surface is provided with a knife groove, and the cutter head is fixed In the tool groove, the tool fixing surface is provided with two cutter heads, the two cutter heads are arranged on the cutter fixing surface along the circumferential direction, the circumference is coaxial with the cutter body, and the two cutter heads are arranged on the cutter fixing surface in the circumferential direction. Heads are spaced 180°.

Further, the tool body includes:

The cutter head is in the shape of a disc, and the fixed surface of the cutter is arranged on the bottom surface of the cutter head;

A connecting shaft, one end of the connecting shaft is coaxially connected with the cutter head, and the other end of the connecting shaft is coaxially connected with the rotating shaft.

Still further, the cutter head is rectangular, the cutter slot is a matching rectangular slot, the bottom of the cutter slot is provided with a through hole penetrating the cutter head, and the cutter head is inserted into the cutter slot. The upper end of the cutter head is provided with a threaded hole, and the cutter head screw is fixed with the cutter head.

Further, the side surface of the cutter head extends beyond the outer peripheral surface of the cutter fixing surface.

Further, one side of the cutter head is provided with a guide surface for guiding the discharge of machining chips, and the guide surface is an inclined surface inclined downward from the cutter head against the rotation direction of the cutter head.

The utility model has the following technical effects or advantages:

1. In the present invention, a cutter head is arranged under the rotatable cutter body, and the cutter head rotates with the cutter body and performs grinding cutting. The cutter head is used for grinding and cutting the mirror surface of the hot plate, which saves the grinding process of the mirror surface milling in the prior art, and solves the problem of the processing time in the operation of the cutter for milling the hot plate in the existing gantry CNC machining center. The technical problems of long length, poor machining accuracy and poor finish have achieved the technical effect of improving the accuracy and finish of the machined surface.

2. The utility model connects the cutter head with the output shaft of the rotating equipment by arranging the connecting shaft, and realizes the technical effects of simple structure, compact appearance, convenience and practicality of the cutter.

3. In the present invention, one side of the cutter head is provided with a guide surface for guiding the discharge of machining debris, and the guiding surface is used to prevent the accumulation of machining debris.

4. In the present invention, one end is connected with the connecting shaft and the other end is rotatably connected with the main shaft of the machine tool by setting the pull stud, which improves the versatility of the connecting shaft and reduces the production cost.

The utility model solves the technical problems of long processing time, poor machining accuracy and poor finish of the existing gantry numerical control machining center tool for surface milling of hot plate by providing a surface milling cutter for CNC gantry machining center.

Description of drawings

1 is a schematic diagram of the overall structure of the tool in the present utility model;

Fig. 2 is the perspective view of the cutter in the present utility model;

Fig. 3 is a side view of the cutter in the present invention.

Detailed ways

The present invention will be described in detail below through the accompanying drawings and specific embodiments. It should be understood that the specific features in the embodiments are detailed descriptions of the technical solutions of the present invention, rather than limitations on the technical solutions of the present invention. In the following, the technical features of the present invention and the embodiments can be combined with each other.

Example

Referring to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a milling cutter for CNC gantry machining center, the cutter comprises:

Tool body 1, the tool body 1 is a revolving body, one end of the tool body 1 is provided with a rotating shaft 3 connected with the output shaft in the CNC gantry machining center, and the other end of the tool body 1 is provided with a tool fixing surface;

The cutter head 2, the cutter head 2 is fixed on the cutter fixing surface, and the processing surface of the cutter head 2 protrudes from the cutter fixing surface, so as to perform grinding when following the rotation of the cutter body 1 Cutting process; a knife groove 111 is opened on the fixed surface of the tool, and the knife head 2 is fixed in the knife groove 111,

The cutter fixing surface is provided with two cutter heads 2, and the two cutter heads 2 are arranged on the cutter fixing surface along the circumferential direction. The circumference is coaxial with the cutter body 1, and the two cutter heads 2 are spaced 180 degrees apart. °.

Specifically, the utility model fixes the cutter body 1 and the cutter head 2 together through the cutter fixing surface, and the cutter head 2 rotates with the cutter body 1 to perform grinding cutting. The cutter head 2 is used for grinding and cutting the workpiece, eliminating the grinding process in the mirror milling process in the prior art, and solving the problems of long machining time, poor machining accuracy and poor finish when the existing milling cutter is operated. The technical effect of improving the precision and cleanliness of the machined surface is realized.

Further, the tool body 1 includes:

The cutter head 11, the cutter head 11 is in the shape of a disc, and the cutter fixing surface 2 is arranged on the bottom surface of the cutter head 11;

The connecting shaft 12 is connected coaxially with the cutter head 11 at one end, and the other end of the connecting shaft 12 is connected with the rotating shaft 3 coaxially.

Specifically, the cutter head 11 and the connecting shaft 12 are connected by threads, which has a simple structure and is easy to install.

Still further, the cutter head 2 is rectangular, the cutter slot 111 is a matching rectangular slot, the bottom of the cutter slot 111 is provided with a through hole penetrating the cutter head 11, and the cutter head 2 is inserted in the Inside the knife groove 111 , the upper end of the knife head 2 is provided with a threaded hole, and the knife head 2 is fixed to the knife disc 11 by screws.

Further, the processing surface of the cutter head 2 is flat, which plays a good grinding role in the grinding cutting process, so the grinding process of mirror milling in the prior art is omitted.

Further, the side surface of the cutter head 2 extends beyond the outer peripheral surface of the cutter fixing surface.

Further, a guide surface 112 for guiding the discharge of machining debris is provided on the tool fixing surface on one side of the tool head 2 , and the guide surface 112 is directed from the tool head 2 against the rotation direction of the tool head 2 . Lower sloping slope to prevent the accumulation of machining debris and improve the cleanliness of the machining process.

Further, the output shaft of the rotating device is a machine tool spindle, the rotating shaft 3 is a pull stud that can be coaxially connected to the machine tool spindle of the CNC gantry machining center, and the other end of the pull stud is inserted into the connecting shaft. 12 and screwed with the connecting shaft 12 .

The tool for milling face of the CNC gantry machining center provided by the utility model has the following advantages:

1. In the present invention, a cutter head is arranged under the rotatable cutter body, and the cutter head rotates with the cutter body and performs grinding cutting. The cutter head is used for grinding and cutting the mirror surface of the hot plate, which saves the grinding process of the mirror surface milling in the prior art, and solves the problem of the processing time in the operation of the cutter for milling the hot plate in the existing gantry CNC machining center. The technical problems of long length, poor machining accuracy and poor finish have achieved the technical effect of improving the accuracy and finish of the machined surface.

2. The utility model connects the cutter head with the output shaft of the rotating equipment by arranging the connecting shaft, and realizes the technical effects of simple structure, compact appearance, convenience and practicality of the cutter.

3. In the present invention, one side of the cutter head is provided with a guide surface for guiding the discharge of machining debris, and the guiding surface is used to prevent the accumulation of machining debris.

4. In the present invention, one end is connected with the connecting shaft and the other end is rotatably connected with the main shaft of the machine tool by setting the pull stud, which improves the versatility of the connecting shaft and reduces the production cost.

It should be understood that the directional terms such as upper and lower mentioned in this specification are defined relative to the structures shown in the drawings, and they are relative concepts, so there may be different positions, It changes accordingly for different usage states. Therefore, these and other terms of orientation should not be construed as limiting.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form or substance. It should be pointed out that for those skilled in the art, without departing from the method of the present invention , some improvements and supplements can also be made, and these improvements and supplements should also be regarded as the protection scope of the present invention. All those skilled in the art, without departing from the spirit and scope of the present utility model, can utilize the above-disclosed technical content to make some changes, modifications and equivalent changes of evolution, all are the present utility model. At the same time, any modification, modification and evolution of any equivalent changes made to the above-mentioned embodiments according to the essential technology of the present invention still belong to the scope of the technical solution of the present invention.

Claims (5)

1. a CNC gantry machining center milling cutter, is characterized in that: comprise: a tool body, the tool body is a revolving body, one end of the tool body is provided with a rotating shaft connected with the output shaft in the CNC gantry machining center, and the other end of the tool body is provided with a tool fixing surface; A cutter head, the cutter head is fixed on the cutter fixing surface, and the processing surface of the cutter head protrudes from the cutter fixing surface, the cutter fixing surface is provided with a knife groove, and the cutter head is fixed In the tool groove, the tool fixing surface is provided with two cutter heads, the two cutter heads are arranged on the cutter fixing surface along the circumferential direction, the circumference is coaxial with the cutter body, and the two cutter heads are arranged on the cutter fixing surface in the circumferential direction. Heads are spaced 180°. 2. The CNC gantry machining center milling cutter according to claim 1, wherein the cutter body comprises: The cutter head is in the shape of a disc, and the fixed surface of the cutter is arranged on the bottom surface of the cutter head; A connecting shaft, one end of the connecting shaft is coaxially connected with the cutter head, and the other end of the connecting shaft is coaxially connected with the rotating shaft. 3 . The milling cutter for CNC gantry machining center according to claim 2 , wherein the cutter head is rectangular, the cutter groove is a matching rectangular groove, and the bottom of the cutter groove is provided with a through hole. 4 . The through hole of the cutter head, the cutter head is inserted in the cutter groove, the upper end of the cutter head is provided with a threaded hole, and the cutter head screw is fixed with the cutter head. 4 . The face milling cutter for a CNC gantry machining center according to claim 1 , wherein the side surface of the cutter head extends beyond the outer peripheral surface of the cutter fixing surface. 5 . 5 . The CNC gantry machining center milling cutter according to claim 1 , wherein one side of the cutter head is provided with a guide surface for guiding the discharge of machining chips, and the guide surface is formed from the The cutter head is inclined downwardly against the rotation direction of the cutter head.

Images