CN217290587U - Multi-cutter-head milling cutter - Google Patents

Abstract

The utility model discloses a milling cutter with multiple cutter heads, including the milling cutter body, be provided with handle of a knife, spacer, plane milling cutter head and recess milling cutter head on the milling cutter body, plane milling cutter head and recess milling cutter head all are provided with two, two the recess milling cutter head sets up respectively the both ends of spacer, two the plane milling cutter head is located two recess milling cutter heads respectively and keeps away from the one end of spacer, through plane milling cutter head and recess milling cutter head simultaneous processing bear the plane portion and the concave part of saddle. The beneficial effects of the utility model are that, through setting up spacer sleeve, plane milling cutter head and recess milling cutter head on the milling cutter body, form multitool head milling cutter, add man-hour, plane milling cutter head and recess milling cutter head simultaneous processing bear the weight of the plane portion and the concave part of saddle, avoid changing the cutter midway in processing, can practice thrift cutter setting time and tool changing time again, improve production efficiency.

Description

Multi-cutter-head milling cutter

Technical Field

The utility model belongs to the technology of machine tool cutters, in particular to a multi-cutter-head milling cutter.

Background

The bearing adapter is one of the main parts of the railway wagon product, and the bearing adapter mainly plays a role in bearing the whole vehicle. The bearing adapter of the goods train needs to be processed after casting to meet the use requirement.

At present, the concave part of plane portion and mid portion need be processed to bearing saddle both sides, because these two parts use the cutter of two kinds of not isostructures to process respectively at two stations at present, add the cutter changing of man-hour needs twice, still will the tool setting simultaneously, reduction in production efficiency, the cutter changing probably causes accumulative error many times simultaneously, influences the machining precision.

Disclosure of Invention

The utility model aims at providing a multitool head milling cutter to solve the cutter of two kinds of different structures at present and process, add the cutter that needs twice, still want the tool setting simultaneously, reduce production efficiency, the cutter changing probably causes accumulative error many times simultaneously, influences machining precision's problem.

In order to realize the purpose, the utility model adopts the following technical scheme.

The utility model provides a milling cutter with multiple cutter heads, includes the milling cutter body, be provided with handle of a knife, spacer, plane milling cutter head and recess milling cutter head on the milling cutter body, plane milling cutter head and recess milling cutter head all are provided with two, two recess milling cutter head sets up respectively the both ends of spacer, two the plane milling cutter head is located two recess milling cutter heads respectively and keeps away from the one end of spacer, through plane milling cutter head and recess milling cutter head simultaneous processing bear the plane portion and the concave part of saddle.

Adopt aforementioned technical scheme the utility model discloses, through set up the spacer sleeve on the milling cutter body, plane milling head and recess milling head, and set up the recess milling head at the both ends of spacer sleeve respectively, two plane milling heads are located two recess milling heads respectively and keep away from the one end of spacer sleeve, form multitool head milling cutter, add man-hour, plane portion and the concave part of saddle are born in the simultaneous processing of plane milling head and recess milling head, avoid changing the cutter in the middle of the processing, can practice thrift tool setting time and tool changing time again, and the production efficiency is improved, can avoid the tool changing to cause work piece accumulative error many times simultaneously, and the machining precision is improved.

Preferably, the cross section of the spacer bush is circular, and the distance between the three-sided groove milling cutters on the two sides is limited by the spacer bush. By arranging the spacer bush, the distance between the three-surface groove milling cutters at two sides of the spacer bush can be limited, so that the length of the protruding part on the bearing saddle is fixed.

Preferably, the plane milling head is of a cylindrical structure, and the length of each plane milling head is the same as that of the plane part of the bearing saddle, and the two plane milling heads correspond to the positions of the plane parts on the bearing saddle on the milling cutter body. Through the plane milling head with the structure, a plane part with qualified size is conveniently formed on the machined bearing saddle.

Preferably, the cross-section of the groove milling head is circular, the groove milling head protrudes out of the plane milling head, the protruding distance is the same as the depth of the groove part of the bearing saddle, and the width of each groove milling head is the same as the width of the groove part of the bearing saddle. The bearing saddle is milled by the groove milling head, and the groove part processed by the structure and the size meets the qualified requirement.

Preferably, the whole cutter handle is of a conical structure, and the milling cutter is fixed by matching the cutter handle with a machine tool. And the milling cutter can be conveniently and quickly installed by arranging the cutter handle with the conical structure.

Preferably, one end of the milling cutter body, which is far away from the cutter handle, is provided with a supporting part, and the supporting part is of a cylindrical structure and is connected with a bearing of the cutter supporting component through the supporting part. Through setting up the supporting part, can form the support when rotatory to milling cutter processing to firm milling cutter bad phenomenon such as unstability appears in the cutting process, avoid influencing the machining precision.

Preferably, the spacer bush, the plane milling head and the groove milling head are matched with the milling cutter body through keys. The spacer bush, the plane milling head and the groove milling head are arranged on the milling cutter body through the arrangement of the keys, and the spacer bush, the plane milling head and the groove milling head can be limited by the keys to rotate circumferentially on the milling cutter body.

Preferably, the milling cutter body is provided with a nut, the nut is matched with the thread on the milling cutter body and is positioned at one end of the supporting part, which is close to the plane milling cutter head, and the positions of the spacer bush, the plane milling cutter head and the groove milling cutter head on the milling cutter body are limited through the nut. The positions of the spacer bush, the plane milling head and the groove milling head on the length of the milling cutter body are limited by the nut, so that the position sizes of the plane part and the groove part processed on the bearing saddle are qualified.

The beneficial effects of the utility model are that, through setting up the spacer sleeve on the milling cutter body, plane milling cutter head and recess milling cutter head, and set up the both ends at the spacer sleeve respectively with recess milling cutter head, two plane milling cutter heads are located the one end that two recess milling cutter heads kept away from the spacer sleeve respectively, form multitool head milling cutter, add man-hour, plane portion and the concave part that saddle is born in plane milling cutter head and recess milling cutter head simultaneous processing, avoid changing the cutter in the middle of the processing, can practice thrift tool setting time and tool changing time again, and the production efficiency is improved, can avoid the tool changing to cause work piece accumulative error many times simultaneously, and the machining precision is improved.

Drawings

Fig. 1 is a structural view of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the embodiments described herein.

The utility model discloses a description reference numeral includes: the milling cutter comprises a milling cutter body 1, a plane milling cutter head 11, a groove milling cutter head 12, a spacer 13, a nut 14, a cutter holder 15, a supporting part 16, a bearing saddle 2, a plane part 21, a groove part 22 and a convex part 23.

Referring to fig. 1, a milling cutter with multiple cutter heads comprises a milling cutter body 1, wherein the milling cutter body 1 is provided with a cutter handle 15, a spacer 13, two planar milling cutter heads 11 and two groove milling cutter heads 12, the two planar milling cutter heads 11 and the two groove milling cutter heads 12 are respectively arranged at two ends of the spacer 13, the two planar milling cutter heads 11 are respectively arranged at one ends, far away from the spacer 13, of the two groove milling cutter heads 12, and a plane part 21 and a groove part 22 of a bearing saddle 2 are simultaneously processed through the planar milling cutter heads 11 and the groove milling cutter heads 12.

Wherein, referring to fig. 1, the spacer 13 has a circular cross section, the distance between the three-sided groove cutters on both sides is limited by the spacer 13, and a protrusion 23 is formed on the bearing adapter 2. The whole tool shank 15 is of a conical structure, and the milling cutter is fixed by matching the tool shank 15 with a machine tool.

Referring to fig. 1, the face milling heads 11 are cylindrical, each of the face milling heads 11 has the same length as the planar portion 21 of the bearing saddle 2, and the positions of the two face milling heads 11 on the milling cutter body 1 correspond to the positions of the planar portions 21 on the bearing saddle 2.

Referring to fig. 1, the cross-section of the groove milling head 12 is circular, the groove milling head 12 protrudes from the face milling head 11 by the same distance as the depth of the groove portion 22 of the bearing adapter 2, and the width of each groove milling head 12 is the same as the groove width of the groove portion 22 of the bearing adapter 2.

Referring to fig. 1, a supporting portion 16 is arranged at one end of the milling cutter body 1 away from the cutter holder 15, and the supporting portion 16 is in a cylindrical structure and is connected with a bearing of the cutter supporting portion 16 through the supporting portion 16. The spacer 13, the plane milling head 11 and the groove milling head 12 are matched with the milling cutter body 1 through keys.

Referring to fig. 1, the milling cutter body 1 is provided with a nut 14, the nut 14 is matched with the thread on the milling cutter body 1 and is positioned at one end of the supporting part 16, which is adjacent to the plane milling head 11, and the position of the spacer 13, the plane milling head 11 and the groove milling head 12 on the milling cutter body 1 is limited by the nut 14.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. 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 (8)

1. The utility model provides a milling cutter with multiple cutter heads, its characterized in that, includes milling cutter body (1), be provided with handle of a knife (15), spacer (13), plane milling cutter head (11) and recess milling cutter head (12) on milling cutter body (1), plane milling cutter head (11) and recess milling cutter head (12) all are provided with two, two recess milling cutter head (12) set up respectively the both ends of spacer (13), two plane milling cutter head (11) are located the one end that two recess milling cutter heads (12) kept away from spacer (13) respectively, through plane milling cutter head (11) and recess milling cutter head (12) simultaneous processing bear plane portion (21) and concave part (22) of saddle (2).

2. The milling cutter according to claim 1, characterized in that the spacer (13) is circular in cross-section, that the distance between the groove milling heads (12) on both sides is limited by the spacer (13), and that a bulge (23) is formed on the bearing saddle (2).

3. The milling cutter according to claim 1, characterized in that the face milling heads (11) are of cylindrical configuration, each face milling head (11) having the same length as the planar portion (21) of the bearing saddle (2), and in that the position of two face milling heads (11) on the milling cutter body (1) corresponds to the position of the planar portion (21) on the bearing saddle (2).

4. The milling cutter according to claim 1, characterized in that the groove milling head (12) has a circular cross-section, the groove milling head (12) protruding from the face milling head (11) by the same depth as the groove portion (22) of the bearing adapter (2), and each groove milling head (12) has the same width as the groove width of the groove portion (22) of the bearing adapter (2).

5. The milling cutter with multiple heads according to claim 1, wherein the shank (15) is of a conical configuration as a whole, and the milling cutter is fixed by the shank (15) in cooperation with a machine tool.

6. The milling cutter according to any one of claims 1 to 5, wherein a support part (16) is provided at an end of the milling cutter body (1) remote from the shank (15), the support part (16) having a cylindrical structure, and the support part (16) is connected to a bearing of the cutter support part (16).

7. The multi-nose milling cutter according to any one of claims 1 to 5, wherein the spacer (13), the face milling cutter head (11) and the groove milling cutter head (12) are keyed to the milling cutter body (1).

8. The milling cutter with multiple heads according to any one of claims 1 to 5, wherein the milling cutter body (1) is provided with a nut (14), the nut (14) is engaged with the thread on the milling cutter body (1) and is located at one end of the support (16) adjacent to the face milling cutter head (11), and the position of the spacer (13), the face milling cutter head (11) and the groove milling cutter head (12) on the milling cutter body (1) is limited by the nut (14).

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