TWM574526U - Side milling tool with adjustable blade - Google Patents

Abstract

An adjustable blade side milling cutter comprises a body, a plurality of blade holders, a plurality of adjustment units, a plurality of blades and a plurality of pressing members; the body is provided with a plurality of connecting grooves and a plurality of pressing portions; the blades The bases are respectively connected to the corresponding connecting slots along the axial direction of the body; the blades are respectively disposed on a blade seat, and the blades of the adjacent two blade seats are located on opposite sides of the body; the pressing members are respectively provided The adjusting unit is connected between the corresponding connecting slot and the blade seat, and each adjusting unit includes an adjusting screw hole and an adjusting bolt, and the adjusting bolt is screwed into the adjusting screw hole. And the adjusting screw hole respectively forms a body thread portion and a blade seat thread portion in the connecting groove and the blade seat; the present invention can adjust the distance of the blade on the opposite side of the body by using the adjusting bolt.

Description

Side milling cutter with adjustable blade

The present invention relates to a side milling tool, and more particularly to a side milling tool that can adjust the distance of the blades on opposite sides.

There is a side milling cutter 90 with a replaceable blade. Referring to FIG. 6, a body 91 and a plurality of blades 92 are arranged. The blades 92 are annularly spaced and fixed to the outer circumference of the body 91, and adjacent thereto. The two blades 92 are respectively disposed on the axially opposite sides of the body 91. When the side milling cutter 90 is rotated mainly, the groove corresponding to the blade edge distance of the blade 92 on the opposite side of the body 91 is machined on the workpiece.

However, the blade 92 is easily worn after long-term use, so that the blade edge distance of the opposite side blade 92 is slightly reduced, affecting the size of the processing groove, and it is often undesirable to replace the blade 92.

In view of this, the main object of the present invention is to provide a side milling cutter of an adjustable blade that can adjust the distance of the blades on the opposite side, thereby fine-tuning the width of the machining groove of the side milling cutter.

In order to achieve the above object, the side milling cutter of the adjustable blade of the present invention comprises a body comprising an axial direction; a plurality of connecting grooves are circumferentially arranged at an outer circumference of the body, each connecting groove Each of the first positioning portions is disposed on the side wall of the connecting groove extending axially along the body; and a plurality of pressing portions are arranged at an annular interval on the body, respectively disposed on two adjacent connections Between the slots, each of the pressing portions is provided with a slot extending radially and axially through the body; a plurality of blade seats respectively corresponding to a connecting slot are axially movable along the body to be corresponding thereto Each of the blade holders includes a second positioning portion that is fitted to the first positioning portion of the corresponding connection groove and is disposed on the side wall of the blade holder along the axial direction of the body; The adjusting unit respectively corresponds to a connecting groove and is connected between the corresponding connecting groove and the blade seat, and each adjusting unit comprises an adjusting screw hole, which comprises a body threaded portion, and is recessed on the side wall of the corresponding connecting groove ; a blade seat a plurality of blades respectively corresponding to a blade seat, wherein the plurality of blades respectively correspond to a blade seat, wherein the plurality of blades are respectively disposed on the side wall of the corresponding blade seat and are disposed at a position corresponding to the thread portion of the body; and an adjusting bolt is screwed into the adjusting screw hole; Removably locked to the corresponding blade seat, and the adjacent two blades are respectively mounted on the axially opposite sides of the body; and a plurality of pressing members respectively corresponding to a pressing portion, and corresponding to the corresponding Inside the slotted section of the pressing section.

Using the above technical method, the side milling cutter of the novel adjustable blade has the following power gains:

1. The side milling cutter of the adjustable blade of the present invention can change the axial relative position between the blade holder and the body by rotating the adjusting bolt, thereby adjusting the blade distance on the axially opposite side of the body; After positioning, the position of the blade holder can be fastened by the pressing member.

2. The side milling cutter of the new adjustable blade can adjust the distance of the blade on the opposite side of the side body according to the user's needs, and can use a single side milling cutter to process a variety of groove sizes.

3. When the blade edge of the blade is slightly worn, the blade on the opposite side of the body can be fine-tuned to the required processing groove to extend the life of the blade.

In order to understand the technical features and practical effects of the present invention in detail, and in accordance with the contents of the specification, further detailed embodiments as illustrated in the following are described in detail below:

Referring to FIG. 1 to FIG. 3 , the side milling cutter of the adjustable blade of the present invention comprises a body 10 , a plurality of blade holders 20 , a plurality of adjusting units 30 , a plurality of blades 40 , and a plurality of pressing members 50 .

The main body 10 is provided with a shaft hole 11, a plurality of connecting slots 13 and a plurality of pressing portions 15; wherein the shaft holes 11 are disposed at the axial center of the body 10 for connecting with the rotating main shaft of the processing machine; the connections The slots 13 are annularly spaced apart from each other on the outer circumference of the body 10. Each of the connecting slots 13 is recessed from the outer circumference of the body 10. Each of the connecting slots 13 has a U-shape with an opening facing outward, and is adjacent to the outer circumference of the body 10 and the shaft. An opening is formed on each of the opposite sides. Each of the connecting slots 13 is provided with a first positioning portion 131. The first positioning portion 131 is disposed on the side wall of the connecting groove 13 along the axial direction of the body 10. The squeezing portions 15 are disposed at an annular interval and are disposed between the adjacent connecting grooves 13 respectively. Each of the pressing portions 15 is provided with a radial extension and an axial direction. The slit 151 is formed in the body 10.

The blade holders 20 respectively correspond to a connecting slot 13 , and are all axially movable along the body 10 and disposed in the corresponding connecting slots 13 . Each of the blade holders 20 has a square shape, and a part of the outer circumference of the corresponding connecting slot 13 Each of the blade holders 20 includes a second positioning portion 21 that is fitted to the first positioning portion 131 of the corresponding connecting groove 13 and extends along the axial direction of the body 10. The side wall of the insert holder 20 is formed in a straight tooth shape which is fitted to the corresponding first positioning portion 131 and has irregularities.

The adjusting unit 30 is respectively connected to a connecting slot 13 and connected between the corresponding connecting slot 13 and the blade holder 20; each adjusting unit 30 includes an adjusting screw hole 31 and an adjusting bolt 33; the adjusting screw hole 31 A body threaded portion 311 and a blade seat threaded portion 312 are defined; the body threaded portion 311 is recessed in a side wall of the corresponding connecting groove 13 , and the blade seat threaded portion 312 is recessed on a side wall of the corresponding blade seat 20 , and Corresponding to the position of the body thread portion 311, the adjusting screw hole 31 is formed around the body thread portion 311, and a corresponding partial thread is formed on the body thread portion 311 and the blade seat thread portion 312. The adjusting bolts 33 are screwed into the adjusting screw holes 31. Preferably, the first positioning portion 131 and the second positioning portion 21 extend outward from the radially opposite sides of the adjusting screw holes 31.

The blades 40 respectively correspond to a blade holder 20, and are detachably locked to the corresponding blade holders 20, and the adjacent two blades 40 are respectively disposed on the axially opposite sides of the body 10. Preferably, each blade holder 20 is recessed with a blade slot 23, and the blade slots 23 of the adjacent blade holders 20 are respectively located on the axially opposite sides of the body 10, and each of the blade slots 23 is axially protruded along the body 10. There is a positioning post 231, and the positioning post 231 is provided with a screw hole 232. Each of the blades 40 is disposed in the blade slot 23 of the corresponding blade holder 20, and is provided with a positioning hole 41 corresponding to the positioning post 231, and is fixed by a fixing. The bolt 43 is inserted into the positioning hole 41 of the blade 40 and screwed into the screw hole 232 of the positioning post 231 .

The pressing members 50 respectively correspond to a pressing portion 15 and are disposed in the corresponding slots 151 of the pressing portions 15 for pressing the opposite sides of the connecting groove 13 and the blade holder 20 to prevent the blade holder 20 from being inserted. The self-connecting groove 13 slides down. Each of the pressing members 50 includes a pressing block 51 and a fixing screw 53. The pressing block 51 is disposed in the corresponding slot 151 along the axial direction of the body 10, and is provided with a screw hole 511. The 511 is disposed along the radial direction of the body 10 and forms an opening toward the outer peripheral side of the body 10; the fixing screw 53 locks the pressing block 51 and is locked to the pressing block 51 along the radial direction of the body 10. The screw hole 511 is embedded in the slot 151 to fix the axial relative position between the corresponding pressing block 51 and the body 10.

Referring to FIG. 4 and FIG. 5, when the distance between the blades 40 on the opposite side of the body 10 is adjusted, the pressing members 50 can be loosened slightly, and the adjusting bolts 33 can be rotated to relatively displace the blade holder 20 and the body 10. The distance of the blade 40 on the opposite side of the body 10 is adjusted, and after the blade holder 20 is adjusted to the position, the position of the pressing member 50 to secure the blade holder 20 can be re-installed.

The side milling cutter of the novel adjustable blade can adjust the distance of the blade 40 on the opposite side of the side body 10 according to the needs of the user, and can process a plurality of groove sizes by using a single side milling cutter. When the blade of the blade 40 is slightly worn, the blade 40 on the opposite side of the body 10 can also be fine-tuned to the desired processing groove to extend the life of the blade 40.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any person having ordinary knowledge in the art can use the present invention without departing from the technical features of the present invention. Equivalent embodiments of the novel modifications or modifications made by the novel disclosed subject matter, without departing from the scope of the present invention, are still within the scope of the present invention.

10‧‧‧ Ontology

11‧‧‧Axis hole

13‧‧‧Connection slot

131‧‧‧First Positioning Department

15‧‧‧ Tightening

151‧‧‧ slotting

20‧‧‧ blade holder

21‧‧‧Second Positioning Department

23‧‧‧ Blade slot

231‧‧‧Positioning column

232‧‧‧ screw holes

30‧‧‧Adjustment unit

31‧‧‧Adjusting screw holes

311‧‧‧ Body threading

312‧‧‧Threaded part of the blade

33‧‧‧Adjusting bolts

40‧‧‧blade

41‧‧‧Positioning holes

43‧‧‧ fixing bolts

50‧‧‧forced parts

51‧‧‧Forcing block

511‧‧‧ screw holes

53‧‧‧ fixing screws

90‧‧‧ Side milling cutter

91‧‧‧Ontology

92‧‧‧blade

Figure 1 is a perspective view of a preferred embodiment of the present invention. Figure 2 is an exploded perspective view of the preferred embodiment of the present invention. Figure 3 is a top cross-sectional view of a preferred embodiment of the present invention. Figure 4 is a side cross-sectional view of the preferred embodiment of the present invention taken along line A-A of Figure 3; Figure 5 is a schematic view of the use of the preferred embodiment of the present invention. Figure 6 is a perspective view of a conventional side milling cutter.

Claims (6)

An adjustable blade side milling cutter includes a body including an axial direction; a plurality of connecting grooves are circumferentially arranged at an outer circumference of the body, each connecting groove has a first positioning portion, And a plurality of pressing portions extending in an axial direction along the body; and the plurality of pressing portions are arranged at an annular interval, respectively disposed between the two adjacent connecting grooves, each pressing Each of the portions is provided with a slot extending radially and axially through the body; a plurality of blade seats respectively corresponding to a connecting groove are axially movable along the body in the corresponding connecting groove, and each blade Each of the seats includes a second positioning portion that is fitted to the first positioning portion of the corresponding connecting groove and is disposed on the side wall of the blade holder along the axial direction of the body; a plurality of adjusting units respectively corresponding to a connection The adjusting unit comprises a adjusting screw hole, and the adjusting unit comprises a fixing threaded portion, and is recessed on a side wall of the corresponding connecting groove; a blade seat thread portion, Concave in its corresponding a side wall of the blade holder, and a position corresponding to the thread portion of the body; and an adjusting bolt is screwed into the adjusting screw hole; a plurality of blades respectively corresponding to a blade seat, respectively detachably locked in the corresponding a blade holder, and two adjacent blades are respectively disposed on the axially opposite sides of the body; and a plurality of pressing members respectively corresponding to a pressing portion and disposed in the corresponding slots of the pressing portions. The side milling cutter of the adjustable blade according to claim 1, wherein the first positioning portion of each connecting groove of the body is a straight tooth shape provided at a concave-convex interval, and the second positioning portion of each blade seat corresponds to The first positioning portion is fitted in a straight tooth shape in which the unevenness is provided at intervals. The side milling cutter of the adjustable blade according to claim 1, wherein each of the blade holders is recessed with a blade slot, and the blade slots of the adjacent two blade holders are respectively located on opposite axial sides of the body, and the blades are respectively locked A blade slot that is fixed to its corresponding blade holder. The side milling cutter of the adjustable blade according to claim 2, wherein each blade holder is recessed with a blade slot, and the blade slots of the adjacent two blade holders are respectively located on opposite axial sides of the body, and the blades are respectively locked A blade slot that is fixed to its corresponding blade holder. The side milling cutter of the adjustable blade according to any one of claims 1 to 4, wherein each pressing member comprises a pressing block and a fixing screw, and the pressing block is disposed in the corresponding slot, the fixing Screw the locking block. The side milling cutter of the adjustable blade according to claim 5, wherein each pressing block is disposed in a corresponding slot in the axial direction of the body, and each fixing screw is locked along a radial direction of the body. Force the block.