CN209035599U - A kind of combination cutter - Google Patents
A kind of combination cutter Download PDFInfo
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- CN209035599U CN209035599U CN201821478657.9U CN201821478657U CN209035599U CN 209035599 U CN209035599 U CN 209035599U CN 201821478657 U CN201821478657 U CN 201821478657U CN 209035599 U CN209035599 U CN 209035599U
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- cutter
- cutter head
- head
- tool apron
- cavity
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Abstract
The utility model proposes a kind of combination cutters, including the first cutter head, the second cutter head and tool apron, the side wall of first cutter head head end is equipped with the side edge that rotating disk is set, the cavity of perforation is equipped with inside second cutter head, the side wall of second cutter head head end is equipped with several straight sword reamer cutters tooth, and cavity sidewalls are equipped with conduit, and conduit one end passes to the second cutter head tail end end face, the other end is equipped with caulking groove, is equipped with the fastening bolt being through in cavity on the outside of the second cutter head；The side wall of tool apron head end is equipped with positioning pin, and the head end end face of tool apron is equipped with the slot of indent；For first cutter head through cavity plug-in card in slot, positioning pin is embedded in caulking groove by conduit.In this application, the interconnecting piece of tool apron is the morse shank specification to match with machine tool chief axis, by radial rotary connector, so that the cavity of tool apron and the second cutter head is carried out inlay card connection, structure is simple, is easily installed and dismantles.Meanwhile the design of bolt and floating screw, it ensure that tool apron and the second cutter head will not be loosened and be separated easily.
Description
Technical field
The utility model relates to cutter field more particularly to a kind of combination cutters.
Background technique
Cutting tool is the power tool of Vehicle Processing production field core the most, and cutting tool in the prior art mainly wraps
Engraving cutter, Cutters In Mc, end mill cutter, end milling cutter and ball-end mill etc. are included, with Vehicle Processing technical level
Continuous development, the type and structure of cutting tool constantly complicate, and the various machining tools with specific structure are continuous
It emerges in large numbers, proposes higher more complicated requirement to the attrition process of cutting tool；The material of precision cutting tool is mainly hard
Alloy, such as tungsten carbide and the compound hard alloy of cobalt, surface have the tungsten titanium cobalt hard alloy of titanium carbide coating or tungsten-cobalt hard
Matter alloy etc., hardness often meet or exceed 80HRC, and stretch bending strength often meets or exceeds 2300MPa.
Reamer is a kind of aperture knife tool for later period finishing, usually has multiple cutters tooth machined to cut off
Hole surface sheet metal, to carry out reaming to processed hole or repair Kong Zuoye, reamer is generally divided into straight sword from structure
With two kinds of helical edges.Reamer in the prior art is only used for device to hole inner wall and is finished, and bore edges inside, bore edges end
And it is usually necessary to use other cutters on the outside of bore edges to be further processed, therefore the efficiency of operation is lower.
Utility model content
The purpose of this utility model is to provide for a kind of combination cutter, using the cutter of different cutting edges, can replace at any time
Installation.
To achieve the goals above, the utility model proposes a kind of combination cutters, including the first cutter head, the second cutter head and knife
Seat, in which:
The side wall of the head end of first cutter head is equipped with the side edge that rotating disk is set, and the side wall of tail end is equipped with a truncation
Face；
The inside of second cutter head is equipped with the cavity of perforation, and it is straight that the side wall of the second cutter head head end is equipped with several
The side wall of sword reamer cutter tooth, the cavity is equipped with conduit, and described conduit one end is penetrated through to the tail end end face of second cutter head,
The other end is equipped with radial caulking groove, and at least two fastening spiral shells being through in the cavity are equipped on the outside of second cutter head
Bolt；
The side wall of the head end of the tool apron is equipped with positioning pin, and the head end end face of the tool apron is equipped with the slot of indent, institute
The inner wall for stating slot is equipped with a convex fastening part；
First cutter head is through the cavity plug-in card in the slot, and the head end of the tool apron is by second cutter head
Tail end-side be inserted into the cavity, the positioning pin is embedded in the caulking groove by the conduit.
Further, in the combination cutter, the straight sword reamer cutter tooth includes by the second cutter head head end end
Play sequentially connected cutter tooth filleted, cutter tooth is straight homework department, cutter tooth taper homework department and cutter tooth flat extension, institute in face
The outer diameter for stating cutter tooth flat extension is greater than the outer diameter of the straight homework department of the cutter tooth.
Further, in the combination cutter, it is flat that the two sides of the straight sword reamer cutter tooth are each provided with a chip removal
Face and a chip removal cambered surface.
Further, in the combination cutter, the thickness of the side grain of first cutter head to side wall with it is described convex
The height of card division is consistent.
Further, in the combination cutter, the installation cavity of opening is equipped in the tool apron equipped with tail end end face.
Further, in the combination cutter, at least one described fastening bolt is placed in the straight sword reamer cutter tooth
Tail portion, and the end face of the fastening bolt is supported and is stuck on the side wall of first cutter head.
Further, in the combination cutter, at least one described fastening bolt is placed in second cutter head tail portion,
And the end face of the fastening bolt is supported and is stuck on the side wall of the tool apron.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in: the interconnecting piece of tool apron is and lathe master
The morse shank specification that axis matches makes the cavity of tool apron and the second cutter head carry out inlay card connection, structure letter by radial rotary connector
It is single, it is easily installed and dismantles.Meanwhile the design of bolt and floating screw, it ensure that tool apron and the second cutter head will not loosen easily
With separate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of combination cutter in the utility model；
Fig. 2 is the structural schematic diagram of the first cutter head in the utility model；
Fig. 3 is the structural schematic diagram of the second cutter head in the utility model；
Fig. 4 is the structural schematic diagram of tool apron in the utility model.
Wherein: the first cutter head 1, side edge 11, side grain 12, the second cutter head 2, cavity 21, straight sword reamer cutter tooth 22, cutter tooth circle
Angle transition part 221, cutter tooth are straight homework department 222, cutter tooth taper homework department 223 and cutter tooth flat extension 224, chip removal plane
225, chip removal cambered surface 226, conduit 23, caulking groove 24, tool apron 3, positioning pin 31, slot 32, installation cavity 33, fastening bolt 4.
Specific embodiment
It is described in more detail below in conjunction with combination cutter of the schematic diagram to the utility model, which show this realities
With novel preferred embodiment, it should be appreciated that those skilled in the art can modify the utility model described herein, and still
Realize the advantageous effects of the utility model.Therefore, following description should be understood as knowing extensively for those skilled in the art
Road, and it is not intended as limitations of the present invention.
In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model
It encloses.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " at least " is meant that one or more, unless otherwise bright
It is really specific to limit.
In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine
Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For
For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
In utility model, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" can be with
It is directly contacted including the first and second features, also may include that fisrt feature and second feature are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature
It right above second feature and oblique upper, or is only to indicate that first feature horizontal height is higher than the height of second feature.First
Feature second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only
Only indicate that first feature horizontal height is lower than second feature.
The utility model is more specifically described by way of example referring to attached drawing in the following passage.According to following explanation, originally
The advantages of utility model and feature will become apparent from.It should be noted that attached drawing is all made of very simplified form and uses non-essence
Quasi- ratio, only to convenient, lucidly aid illustration the utility model embodiment purpose.
As shown in Figure 1, the utility model proposes a kind of combination cutter, including the first cutter head 1, the second cutter head 2 and tool apron 3.
Specifically, as shown in Fig. 1 to 2, the side wall of the head end of the first cutter head 1 is equipped with the side edge 11 that rotating disk is set, tail end
Side wall be equipped with a side grain 12.The inside of second cutter head 2 is equipped with the cavity 21 of perforation, on the side wall of 2 head end of the second cutter head
Equipped with several straight sword reamer cutters tooth 22, the side wall of cavity 21 is equipped with conduit 23, and 23 one end of conduit is penetrated through to the second cutter head 2
Tail end end face, the other end are equipped with radial caulking groove 24, are equipped at least two on the outside of the second cutter head 2 and are through in cavity 21
Fastening bolt 4.Wherein, at least one fastening bolt 4 is placed in 22 tail portion of straight sword reamer cutter tooth, and card is supported in the end face of fastening bolt 4
On the side wall of the first cutter head 1.At least one fastening bolt 4 is placed in 2 tail portion of the second cutter head, and card is supported in the end face of fastening bolt 4
On the side wall of tool apron 3.
Meanwhile as shown in figure 3, the side wall of the head end of tool apron 3 is equipped with positioning pin 31, the head end end face of tool apron 3 is equipped with interior
The inner wall of recessed slot 32, slot 32 is equipped with a convex fastening part；The side grain 12 of first cutter head 1 to side wall thickness and convex clip
The height in portion is consistent.The installation cavity 33 of opening is equipped in tool apron 3 equipped with tail end end face.As shown in Figure 1, the first cutter head 1 runs through
21 plug-in card of cavity is in slot 32, and the head end of tool apron 3 is by the tail end-side insertion cavity 21 of the second cutter head 2, positioning pin 31 passes through
Conduit 23 is embedded in caulking groove 24.When installation direction and cutter when further, 3 inlay card of tool apron is in the second cutter head 2 work
Direction of rotation is not in that positioning pin 31 is loosened out of caulking groove 24 on the contrary, guarantee when tool apron 3 works with the second cutter head 2
The case where.
Further, as shown in figure 3, in the present embodiment, straight sword reamer cutter tooth 22 includes by 22 head end end of the second cutter head
It is straight that sequentially connected cutter tooth filleted 221, cutter tooth is straight homework department 222, cutter tooth taper homework department 223 and cutter tooth are played in face
Extension 224, the outer diameter of cutter tooth flat extension 224 are greater than the outer diameter of the straight homework department 222 of cutter tooth.Straight sword reamer cutter tooth 22
Two sides are each provided with a chip removal plane 225 and a chip removal cambered surface 226.Cutter tooth is straight, and that homework department 222 can be used for is conventional
Hole inner wall finishing operation, cutter tooth taper homework department 223 can be used for the finishing operation of step in hole.
To sum up, in the present embodiment, the combination cutter of proposition, the interconnecting piece of tool apron are the morse shanks to match with machine tool chief axis
Specification makes the cavity of tool apron and the second cutter head carry out inlay card connection by radial rotary connector, and structure is simple, be easily installed and
Disassembly.Meanwhile the design of bolt and floating screw, it ensure that tool apron and the second cutter head will not be loosened and be separated easily.
The preferred embodiment that above are only the utility model, does not play the role of any restrictions to the utility model.
Any person of ordinary skill in the field, in the range of not departing from the technical solution of the utility model, to the utility model
The technical solution and technology contents of exposure make the variation such as any type of equivalent replacement or modification, belong to without departing from the utility model
Technical solution content, still fall within the protection scope of the utility model.
Claims (7)
1. a kind of combination cutter, which is characterized in that including the first cutter head, the second cutter head and tool apron, in which:
The side wall of the head end of first cutter head is equipped with the side edge that rotating disk is set, and the side wall of tail end is equipped with a side grain；
The inside of second cutter head is equipped with the cavity of perforation, and the side wall of the second cutter head head end is cut with scissors equipped with several straight swords
The side wall of knife cutter tooth, the cavity is equipped with conduit, and described conduit one end is penetrated through to the tail end end face of second cutter head, another
End is equipped with radial caulking groove, and at least two fastening bolts being through in the cavity are equipped on the outside of second cutter head；
The side wall of the head end of the tool apron is equipped with positioning pin, and the head end end face of the tool apron is equipped with the slot of indent, the slot
The inner wall in hole is equipped with a convex fastening part；
First cutter head through the cavity plug-in card in the slot, the head end of the tool apron by second cutter head tail
End side is inserted into the cavity, and the positioning pin is embedded in the caulking groove by the conduit.
2. combination cutter according to claim 1, which is characterized in that the straight sword reamer cutter tooth includes by second knife
It is straight that sequentially connected cutter tooth filleted, cutter tooth is straight homework department, cutter tooth taper homework department and cutter tooth are played in head end end face
Extension, the outer diameter of the cutter tooth flat extension are greater than the outer diameter of the straight homework department of the cutter tooth.
3. combination cutter according to claim 1, which is characterized in that the two sides of the straight sword reamer cutter tooth are each provided with one
A chip removal plane and a chip removal cambered surface.
4. combination cutter according to claim 1, which is characterized in that the thickness of the side grain of first cutter head to side wall
It is consistent with the height of the convex fastening part.
5. combination cutter according to claim 1, which is characterized in that be equipped with opening equipped with tail end end face in the tool apron
Cavity is installed.
6. combination cutter according to claim 1, which is characterized in that at least one described fastening bolt is placed in the straight sword
Reamer cutter tooth tail portion, and the end face of the fastening bolt is supported and is stuck on the side wall of first cutter head.
7. combination cutter according to claim 1, which is characterized in that at least one described fastening bolt is placed in described second
Cutter head tail portion, and the end face of the fastening bolt is supported and is stuck on the side wall of the tool apron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478657.9U CN209035599U (en) | 2018-09-11 | 2018-09-11 | A kind of combination cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478657.9U CN209035599U (en) | 2018-09-11 | 2018-09-11 | A kind of combination cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209035599U true CN209035599U (en) | 2019-06-28 |
Family
ID=67032882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821478657.9U Active CN209035599U (en) | 2018-09-11 | 2018-09-11 | A kind of combination cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209035599U (en) |
-
2018
- 2018-09-11 CN CN201821478657.9U patent/CN209035599U/en active Active
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 1 A District, No. 1098, Yongxin Road, Shanghai, Jiading District 201808, China Patentee after: Shanghai Taifeng Precision Cutting Tool Co., Ltd Address before: 1 A District, No. 1098, Yongxin Road, Shanghai, Jiading District 201808, China Patentee before: SHANGHAI TAIFENG PRECISION CUTTER Co.,Ltd. |