TWM471941U - Side cutter adaptor - Google Patents

Abstract

A side cutter adaptor used for fixing at least a blade includes a first fixing element, a second fixing element and a locking element. The first fixing element has an opening portion. The second fixing element has a clipping portion and a protrusion connected to the clipping portion. The protrusion passes through the blade and the opening portion, and the clipping portion clips the blade at a side of the opening portion. The locking element passes through the second fixing element and first fixing element to lock the blade between the clipping and opening portions.

Description

Side milling cutter

This creation is about a side milling cutter.

1 is an exploded perspective view of a conventional side milling cutter holder 1, FIG. 2 is a schematic cross-sectional view of a side milling cutter holder 1, and FIG. 3 is a schematic view of the side milling cutter holder 1 loaded with a cutter 101 for processing an object 102. As shown in FIGS. 1 and 2, the side milling cutter frame 1 comprises a first locking element 11 and a second locking element 12. The first locking element 11 has an external threaded portion 111, and the second locking element 12 has an internal threaded portion 121. The internal threaded portion 121 is engageable with the externally threaded portion 111 to lock the cutter 101 to the first locking element 11 Between the second locking element 12.

However, as shown in FIG. 2 and FIG. 3, since the second locking component 12 needs to bear the locking function, it needs to have a sufficient height H to achieve a sufficient locking force. Thus, when the side milling cutter 1 secures the tool 101 and processes the object 102 (eg, forms a groove), the height H limits the processable extent of the object 102. That is, the smaller the height H is, the larger the processable range of the object 102 is; the larger the height H is, the smaller the processable range of the object 102 is.

Therefore, how to provide a side milling cutter holder can increase the workable range of the object and maintain sufficient locking force to improve the performance of the side milling cutter holder, which is one of the current important topics.

In view of the above problems, one of the aims of the present invention is to provide a side milling cutter holder capable of increasing the workable range of an object and maintaining sufficient locking force to improve the performance.

To achieve the above object, a side milling cutter holder of the present invention is used for fixing at least one cutter and includes a first fixing member, a second fixing member and a locking member. The first fixing element has a groove portion. The second fixing element has a clamping portion and a convex portion, and the clamping portion is joined to the convex portion. The convex portion is provided with a cutter and a groove portion, and the clamping portion clamps the cutter on one side of the groove portion, and the locking member penetrates the second fixing member and the first fixing member to lock the cutter to the clamping portion and the groove Between the ministries.

In one embodiment, one of the nips has an outer diameter that is greater than one of the cutter apertures.

In an embodiment, one of the top edges of the closure element is located within the second fixation element.

In one embodiment, the closure element has an externally threaded portion, the first fixation element further having an internally threaded portion that engages the grooved portion, the externally threaded portion being engaged with the internally threaded portion.

In one embodiment, the closure member further has a head having an outer diameter that is greater than an outer diameter of one of the outer threaded portions and less than one of the apertures of the retaining portion.

In an embodiment, the second fixing element further has a restriction portion located in the convex portion to limit the head of the locking member.

In an embodiment, the side milling cutter further includes a positioning member disposed between the groove portion and the convex portion.

In an embodiment, the groove portion and the convex portion each have a positioning groove, and the positioning component is received in the positioning grooves.

In an embodiment, the positioning element is elongated.

In one embodiment, the side milling cutter frame further includes a spacer ring disposed between the two cutters, and the clamping portion clamps the cutters on the side of the groove portion via the spacer ring.

As described above, in the side milling cutter of the present invention, the second fixing component is not used to lock the cutter, but is used for clamping the cutter, so that the height of the clamping portion of the second fixing component can be small, that is, It can shorten the height of the bottom surface of the tool and the workpiece, thereby increasing the processing range of the object. In addition, the present invention utilizes a locking member to lock the first fixing member, the second fixing member, and the cutter, thereby greatly increasing the locking force. In this way, the side milling cutter of the present invention can increase the processing range of the object and maintain sufficient locking force to improve the performance.

1, 2, 2a‧‧‧ side milling cutter
11‧‧‧First lock component
111‧‧‧External thread
12‧‧‧Second lock component
121‧‧‧Threaded Department
101, 201‧‧‧Tools
102, 202‧‧‧ objects
21‧‧‧First fixation element
211‧‧‧ Groove
212‧‧‧Threaded Department
22‧‧‧Second fixation element
221‧‧‧ gripping department
222‧‧‧ convex
223‧‧‧Restrictions
23‧‧‧Locking components
231‧‧‧External thread
232‧‧‧ head
233‧‧‧Top edge
24, 24a‧‧‧ Positioning components
25‧‧‧ spacer ring
3‧‧‧Processing equipment
H‧‧‧ Height
R‧‧‧ positioning slot
S‧‧‧ end side

Figure 1 is an exploded perspective view of a conventional side milling cutter.
2 is a cross-sectional view of one of the side milling cutters shown in FIG. 1.
Figure 3 is a schematic view of the side milling cutter shown in Figure 1 loading a tool to machine an object.
4 is an exploded perspective view of a side milling cutter frame in accordance with a preferred embodiment of the present invention.
Figure 5 is a schematic view showing one of the side milling cutter holders shown in Figure 4.
Figure 6 is a cross-sectional view of one of the side milling cutters shown in Figure 4.
Figure 7 is a cross-sectional view showing another perspective view of the side milling cutter of the preferred embodiment of the present invention.
FIG. 8 is a schematic view showing the machining of an object by a side milling cutter holder according to a preferred embodiment of the present invention.
Figure 9 is a schematic view of a side milling cutter of a variation of the preferred embodiment of the present invention.
Figure 10 is a cross-sectional view of one of the side milling cutter holders shown in Figure 9.
Figure 11 is a cross-sectional view showing another perspective view of the side milling cutter holder shown in Figure 9.

In the following, a side milling cutter according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings, wherein like elements will be described with the same reference numerals.

4 is an exploded perspective view of a side milling cutter 2 of the preferred embodiment of the present invention, FIG. 5 is a schematic view of one side of the side milling cutter holder 2, and FIG. 6 is a schematic cross-sectional view of the side milling cutter holder 2. As shown in FIG. 4 to FIG. 6 , the side milling cutter frame 2 of the embodiment is used for fixing at least one cutter 201. Here, the cutter 201 is exemplified by a circular saw blade. The side milling cutter 2 comprises a first fastening element 21, a second fastening element 22 and a closure element 23. The first fixing member 21 has a groove portion 211. In addition, the first fixing member 21 may further have an internal thread portion 212, and the internal thread portion 212 is engaged with the groove portion 211, for example, integrally formed, engaged, screwed or otherwise engaged. Here, the internal thread portion 212 can be considered to extend by the groove portion 211, and the center lines of the two are coincident. Further, an outer diameter of one of the groove portions 211 is larger than an outer diameter of one of the internal thread portions 212.

The second fixing member 22 has a clamping portion 221 and a convex portion 222. The clamping portion 221 is joined to the convex portion 222, and the two are integrally formed, engaged, screwed or otherwise joined. Here, the convex portion 222 can be regarded as extending from the clamping portion 221, and the center lines of the two are coincident. Further, an outer diameter of one of the clamping portions 221 is larger than an outer diameter of one of the convex portions 222.

The convex portion 222 is provided with a cutter 201 and a groove portion 211. The clamping portion 221 clamps the cutter 201 on one end side S of the groove portion 211, and the locking member 23 passes through the second fixing member 22 and the first fixing member 21 to The cutter 201 is locked between the clamping portion 221 and the groove portion 211. In the side milling cutter 2 of the embodiment, the second fixing member 22 is not used to lock the cutter 201, but is used for clamping the cutter, so that the height H1 of the clamping portion 221 of the second fixing member 22 can be small. It is also possible to shorten the height of the bottom surface of the tool and the workpiece, thereby increasing the workable range of the object.

In the present embodiment, the outer diameter of one of the clamping portions 221 is larger than the aperture of the cutter 201 to achieve the purpose of clamping the cutter 201 by the clamping portion 221 . Furthermore, the closure element 23 has an externally threaded portion 231 that engages with the internally threaded portion 212 to lock the first fixation element 21, the second fixation element 22 and the cutter 201. In addition, the locking element 23 can further have a head 232. The outer diameter of one of the heads 232 is larger than the outer diameter of one of the external thread portions 231 and smaller than the aperture of the clamping portion 221, thereby allowing the head 232 to be located at the second position. Within the fixing element 22, that is, one of the top edges 233 of the locking element 23 is located within the second fixing element 22, the height of the tool 201 and the bottom surface of the workpiece 202 can be shortened, thereby increasing the processable range of the object. In addition, the second fixing member 22 further has a restricting portion 223 located in the convex portion 222 to limit the position of the head portion 232 of the locking member 23.

Fig. 7 is a schematic cross-sectional view showing another side view of the side milling cutter holder 2 of the embodiment. As shown in FIG. 4 and FIG. 7 , the side milling cutter frame 2 further includes a positioning component 24 disposed between the groove portion 211 and the convex portion 222 for positioning the groove portion 211 and the convex portion. Part 222. In addition, the groove portion 211 and the convex portion 222 each have a positioning groove R, and the positioning member 24 is received in the positioning grooves R, thereby preventing the relative rotation of the groove portion 211 and the convex portion 222. In this embodiment, the positioning element is exemplified by a long strip shape. Further, in the present embodiment, the cutter 201 also has a positioning groove R, whereby the relative rotation of the groove portion 211, the convex portion 222 and the cutter 201 can be prevented. Here, the positioning groove R of the cutter 201 is located at the inner edge of the cutter 201.

FIG. 8 is a schematic view showing the processing of an object 202 by the side milling cutter holder 2 of the embodiment in which a cutter 201 is fixed and mounted on a processing apparatus 3 (for example, a milling machine). As shown in FIG. 8, since the height of the clamping portion 221 of the second fixing member 22 can be reduced, the workable region of the object 202 (in particular, the vertical region) can be increased, thereby improving the side milling cutter frame 2 and the processing device 3. Use performance.

FIG. 9 is a schematic view showing a side milling cutter holder 2a according to a variation of the preferred embodiment of the present invention, and FIG. 10 is a schematic cross-sectional view showing a side milling cutter holder 2a. The main difference from the side milling cutter 2 is that the side milling cutter 2a further includes a spacer ring 25 disposed between the two cutters 201. The clamping portion 221 clamps the cutters 201 to the groove portion via the spacer ring 25. One side. Thereby, the side milling cutter holder 2a can fix a plurality of cutters. In actual implementation, the thickness and number of spacer rings 25 can be selected according to different processing requirements to expand the applicability of the side milling cutter.

Figure 11 is a cross-sectional view showing another perspective view of the side milling cutter holder 2a of the present embodiment. As shown in FIG. 11, the side milling cutter holder 2a may further include a positioning member 24a. The positioning member 24a is similar to the positioning member 24 of the side milling cutter holder 2, and thus will not be described herein. In addition, in the present embodiment, the spacer ring 25 can also have a positioning groove R, whereby the relative rotation of the first fixing member 21, the second fixing member 22, the spacer ring 25 and the cutter 201 can be prevented. Here, the positioning groove R of the spacer ring 25 is located at the inner edge of the spacer ring 25.

In summary, in the side milling cutter of the present invention, the second fixing component is not used to lock the cutter, but is used to clamp the cutter, so the height of the clamping portion of the second fixing component can be small, that is, It can shorten the height of the bottom surface of the tool and the workpiece, thereby increasing the processing range of the object. In addition, the present invention utilizes a locking member to lock the first fixing member, the second fixing member, and the cutter, thereby greatly increasing the locking force. In this way, the side milling cutter of the present invention can increase the processing range of the object and maintain sufficient locking force to improve the performance.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of this creation shall be included in the scope of the appended patent application.

2‧‧‧ side milling cutter

21‧‧‧First fixation element

211‧‧‧ Groove

212‧‧‧Threaded Department

22‧‧‧Second fixation element

221‧‧‧ gripping department

222‧‧‧ convex

223‧‧‧Restrictions

23‧‧‧Locking components

231‧‧‧External thread

232‧‧‧ head

233‧‧‧Top edge

24‧‧‧ Positioning components

201‧‧‧Tools

R‧‧‧ positioning slot

S‧‧‧ end side

Claims (10)

A side milling cutter holder for fixing at least one cutter and comprising:
a first fixing member having a groove portion;
a second fixing member having a clamping portion and a convex portion, the clamping portion being coupled to the convex portion; and a locking member,
The convex portion penetrates the cutter and the groove portion, the clamping portion clamps the cutter on one side of the groove portion, and the locking member penetrates the second fixing member and the first fixing member to The cutter is locked between the clamping portion and the groove portion.
The side milling cutter frame of claim 1, wherein an outer diameter of one of the clamping portions is larger than an aperture of the cutter.
The side milling cutter holder of claim 1, wherein a top edge of the locking element is located in the second fixing element.
The side milling cutter frame of claim 1, wherein the locking component has an external threaded portion, the first fixing component further having an internal threaded portion engaged with the groove portion, the externally threaded portion and the The internal threaded portion is engaged.
The side milling cutter frame of claim 4, wherein the locking component further has a head, an outer diameter of one of the heads being larger than an outer diameter of the outer threaded portion and smaller than one of the clamping portions Aperture.
The side milling cutter frame of claim 5, wherein the second fixing member further has a restricting portion located in the convex portion to limit the head of the locking member.
For example, the side milling cutter frame described in claim 1 of the patent scope further comprises:
A positioning component is disposed between the groove portion and the convex portion.
The side milling cutter frame of claim 7, wherein the groove portion and the convex portion each have a positioning groove, and the positioning component is received in the positioning grooves.
The side milling cutter frame of claim 7, wherein the positioning element is elongated.
For example, the side milling cutter frame described in claim 1 of the patent scope further comprises:
A spacer ring has a positioning groove and is disposed between the two cutters, and the clamping portion clamps the cutters on the side of the groove portion via the spacer ring.