CN220407302U - Chamfer blade disc subassembly convenient to dismantle and change - Google Patents

Abstract

The utility model discloses a cutter head assembly convenient to detach and replace, which comprises a mounting handle, a cutter head disc body, a guide wheel, a guide shaft sleeve, a screw rod and a plurality of blades, wherein the mounting handle, the cutter head disc body and the guide wheel are sequentially mounted from top to bottom, the guide shaft sleeve is mounted on the inner side of the guide wheel, the screw rod is arranged in the middle of the guide wheel, the guide shaft sleeve and the cutter head disc body in a penetrating mode and is fastened to the lower portion of the mounting handle through the screw rod, the lower portion of the cutter head disc body is of a circular truncated cone structure, a plurality of blade mounting grooves are uniformly distributed on the conical surface of the circular truncated cone structure along the circumference, and the blades are mounted on each blade mounting groove in a fastening mode through screws. The utility model has the advantages of convenient disassembly, good replacement performance and the like, and when the chamfering cutter head needs to be replaced, the mounting handle is not required to be disassembled, the cutter head body and the guide wheel can be wholly disassembled from the mounting handle through disassembling the screw, the reduction of the rotation precision caused by the abrasion of the mounting handle due to repeated disassembly of the mounting handle is avoided, and the chamfering cutter head has a multipurpose function.

Description

Chamfer blade disc subassembly convenient to dismantle and change

Technical Field

The utility model relates to the field of machining tools, in particular to a chamfer cutter head assembly convenient to detach and replace.

Background

When the existing chamfering cutterhead is installed and used, because the whole cutterhead assembly is fixed, when C angles of different angles or R angles of different sizes are required to be processed, the whole cutterhead assembly is required to be detached to reinstall the different chamfering cutterhead, the chamfering cutterhead is troublesome, certain adverse effects are brought to the use process of people, the cutterhead assembly is frequently detached and installed, the installation handle is easy to be worn and loosened for a long time, and then the chamfering cutterhead is easy to vibrate during chamfering and cutting, so that fluctuation inconsistency occurs in chamfering processed on the same edge.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a chamfer cutter head assembly convenient to detach and replace, which has the advantages of convenient detachment, good replacement performance and the like.

The technical scheme of the utility model is as follows:

the utility model provides a cutterhead subassembly convenient to dismantle and change, includes installation handle, cutterhead disk body, leading wheel, guide sleeve, screw rod and a plurality of blade, installation handle, cutterhead disk body, leading wheel are installed down in proper order from last, the guide sleeve is installed to the inboard of leading wheel, the screw rod is worn to be equipped with in the middle part of leading wheel, guide sleeve, cutterhead disk body and is fastened in the lower part of installation handle through the screw rod, the lower part of cutterhead disk body is the round platform structure, with circumference equipartition on the conical surface of round platform structure with a plurality of blade mounting groove, install the blade through the screw fastening on every blade mounting groove.

Further, the upper portion of installation handle is equipped with fixed knot and constructs, the installation handle passes through fixed knot and constructs to be fastened on the equipment main shaft.

Further, a locating pin is arranged between the peripheral side of the mounting handle and the peripheral side of the cutterhead disc body.

Further, the guide wheel is composed of a rubber wheel and two bearings, and the two bearings are arranged between the rubber wheel and the guide shaft sleeve up and down.

Further, the upper part of each blade mounting groove is provided with a positioning step, and one side surface of the blade is attached to the side surface of the positioning step during blade mounting.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the chamfer cutter head assembly convenient to detach and replace, when the chamfer cutter head is required to be replaced, the mounting handle is not required to be detached, the cutter head body and the guide wheel can be integrally detached from the mounting handle through the detaching screw, and the phenomenon that the rotation precision is reduced due to abrasion of the mounting handle caused by repeated detachment of the mounting handle is avoided;

2. because the cutter disc body and the mounting handle are of a separated structural design, the structure for replacing the mounting handle can be used for mounting on different equipment spindles, so that the cutter disc realizes a multipurpose function;

3. when the cutter head assembly is installed on the non-handheld equipment for use, the guide wheel can be taken down without being used, and the cutter head body can be installed by using screws with different sizes;

4. a plurality of circles of blades can be arranged on the cutter disc body according to the size of the chamfer;

5. when the bottom surface of the blade mounting groove of the cutter disc body and the rotating axis are processed to form 45 degrees, the cutter disc can be inverted with a C angle or an R angle, and when the R angle is inverted, only a circle of R angle blades are required to be mounted on the cutter disc body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a cutterhead assembly convenient to detach and replace.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In order to illustrate the technical scheme of the utility model, the following description is made by specific examples.

Examples

Referring to fig. 1, the present embodiment provides a cutterhead assembly convenient to detach and replace, which comprises a mounting handle 1, a cutterhead disc body 2, a guide wheel, a guide shaft sleeve 7, a screw 8 and a plurality of blades 3, wherein the mounting handle 1, the cutterhead disc body 2 and the guide wheel are sequentially mounted from top to bottom. The guide wheel consists of a rubber wheel 5 and two bearings 6, a guide shaft sleeve 7 is arranged on the inner side of the guide wheel, and the two bearings 6 are arranged between the rubber wheel 5 and the guide shaft sleeve 7 up and down. The middle parts of the guide wheel, the guide shaft sleeve 7 and the cutter disc body 2 are penetrated with a screw rod 8 and are fastened at the lower part of the installation handle 1 through the screw rod 8, the upper part of the installation handle 1 is provided with a fixed structure, and the installation handle 1 is fastened on a main shaft of the equipment through the fixed structure. The lower part of the cutterhead disc body 2 is of a circular truncated cone structure, a plurality of blade mounting grooves are uniformly distributed on the conical surface of the circular truncated cone structure along the circumference, blades 3 are fixedly mounted on each blade mounting groove through screws 4, positioning steps are arranged on the upper part of each blade mounting groove, one side surface of each blade 3 is attached to the side surface of each positioning step during mounting of each blade 3, and each point of all blades 3 forms a complete conical surface. And a locating pin 9 is arranged between the peripheral side of the mounting handle 1 and the peripheral side of the cutterhead disc body 2 and is used for preventing the cutterhead assembly from relative rotation between the mounting handle 1 and the cutterhead disc body 2 in the rotating process.

This cutter head subassembly convenient to dismantle change's advantage lies in:

when the chamfering cutterhead needs to be replaced, the mounting handle is not required to be detached, the whole cutterhead disc body 2 and the guide wheel can be detached from the mounting handle 1 through the detaching screw rod 8, and the phenomenon that the rotation precision is reduced due to the fact that the mounting handle 1 is abraded when the mounting handle 1 is detached repeatedly is avoided; and because the cutter disc body 2 and the mounting handle 1 are of a separated structural design, the structure for replacing the mounting handle 1 can be used for mounting on different equipment spindles, so that the cutter disc realizes a multipurpose function.

The specific implementation is as follows:

1. when the cutter head assembly is used for machining C angles of different angles, the bottom surfaces of the cutter head mounting grooves are required to be machined to form the required angles, such as 30 degrees, 45 degrees, 60 degrees and the like, when the inclined surface for machining the C angles is smaller than the width of the cutter face of the cutter head 3, the cutter head mounting grooves of the cutter head disc body 2 are required to be provided with one circle of cutter head 3, one side surface of the cutter head 3 clings to the positioning side surface of the positioning step during the installation of the cutter head 3, when the inclined surface for machining the C angles is larger than the width of the cutter head 3, a plurality of circles of cutter head 3 are installed on the cutter head disc body 2 according to the size of the C angle, one side surface of the cutter head 3 clings to the positioning side surface of the positioning step during the installation of the cutter head 3, each point of all the cutter head 3 is formed into a complete conical surface, and the machined C angle faces can be uniform in size and have no obvious cutter joint faces.

2. When the cutter head assembly is used for machining an R angle, the bottom surface of the blade mounting groove is required to be machined to form an included angle of 45 degrees with the rotation axis, a proper R angle blade is mounted according to the size of the R angle, one side surface of the blade is tightly attached to the positioning side surface of the positioning step during mounting of the blade 3, the machined R angle cannot be in a wavy shape, and the R angle is attractive and uniform.

3. When the cutter head assembly is used for handheld processing equipment, the outer circular surface of the guide wheel of the cutter head assembly is tightly attached to the surface to be processed of the workpiece, and the guide wheel can ensure that the cutter head assembly cannot vibrate in the processing process, so that the processed C angle or R angle surface is smooth and even.

4. When the cutter head assembly is used for non-handheld processing equipment, if the cutter head assembly is used for CNC processing centers, a guide wheel is not needed to be connected between the cutter head disc body 2 and the installation handle 1, after the guide wheel is detached, only the cutter head disc body 2 is required to be fastened by replacing a proper screw rod 8, and then the other end of the installation handle 1 and a main shaft of the equipment are installed and used as a chamfering cutter head for a machine.

The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (5)

1. Chamfer blade disc subassembly convenient to dismantle and change, its characterized in that: including installation handle, blade disc disk body, leading wheel, guide sleeve, screw rod and a plurality of blade, installation handle, blade disc disk body, leading wheel are installed down in proper order from last, the guide sleeve is installed to the inboard of leading wheel, the screw rod is worn to be equipped with in the middle part of leading wheel, guide sleeve, blade disc disk body and is fastened in the lower part of installation handle through the screw rod, the lower part of blade disc disk body is the round platform structure, with circumference equipartition on the circular conical surface of round platform structure have a plurality of blade mounting groove, install the blade through the screw fastening on every blade mounting groove.

2. The chamfer cutterhead assembly convenient to detach and replace according to claim 1, wherein: the upper part of the installation handle is provided with a fixing structure, and the installation handle is fastened on the equipment main shaft through the fixing structure.

3. The chamfer cutterhead assembly convenient to detach and replace according to claim 1, wherein: and a locating pin is arranged between the peripheral side of the mounting handle and the peripheral side of the cutterhead disc body.

4. The chamfer cutterhead assembly convenient to detach and replace according to claim 1, wherein: the guide wheel consists of a rubber wheel and two bearings, and the two bearings are arranged between the rubber wheel and the guide shaft sleeve up and down.

5. The chamfer cutterhead assembly convenient to detach and replace according to claim 1, wherein: the upper part of each blade mounting groove is provided with a positioning step, and one side surface of the blade is attached to the side surface of the positioning step during blade mounting.