CN208178531U - Milling cutter - Google Patents
Milling cutter Download PDFInfo
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- CN208178531U CN208178531U CN201820424355.7U CN201820424355U CN208178531U CN 208178531 U CN208178531 U CN 208178531U CN 201820424355 U CN201820424355 U CN 201820424355U CN 208178531 U CN208178531 U CN 208178531U
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- Prior art keywords
- milling cutter
- cutter
- grain
- holder
- tabletting
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- 238000003801 milling Methods 0.000 title claims abstract description 105
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model proposes a kind of milling cutters, it includes knife handle, cutterhead set on the knife handle side, and milling cutter grain clamping device and milling cutter grain on the cutterhead, the milling cutter grain clamping device includes cutter holder, cutter holder tabletting, first lock screw and the second lock screw, the first accepting hole and the second accepting hole being connected are offered in the cutter holder, the milling cutter grain is arranged in first accepting hole, the cutter holder tabletting is set in second accepting hole, first lock screw and second lock screw are locked respectively to be paid in the two sides of the tool holder body, first lock screw offsets with the milling cutter grain, second lock screw offsets with the cutter holder tabletting, first lock screw and the cutter holder tabletting clamp the milling cutter grain jointly.Above-mentioned milling cutter is larger to the chucking power of milling cutter grain, can be avoided milling cutter grain and falls off when running at high speed.
Description
Technical field
The utility model relates to machining tool technical field, in particular to a kind of milling cutter.
Background technique
In mechanical processing process, milling often is carried out to workpiece using milling cutter.Traditional milling cutter locking mode is by spiral shell
Nail directly lock is on knife bar.However, being easy stress due to being contacted between screw and knife bar for line and concentrating and become knife bar
Shape or fracture.Simultaneously as locking contact area is smaller, when coupling mechanism force is not enough to overcome cutter generated when rotating at high speed
It when centrifugal force, is likely to result in knife bar and falls off and throw away, to cause security risk.
Utility model content
In view of the above situation, it is necessary to a kind of biggish milling cutter of coupling mechanism force is provided, to solve the above problems.
A kind of milling cutter comprising knife handle, the cutterhead set on the knife handle side, and the milling cutter grain on the cutterhead
Clamping device and milling cutter grain, the milling cutter grain clamping device include cutter holder, cutter holder tabletting, the first lock screw and the second locking screw
Thread, the first accepting hole and the second accepting hole being connected are offered in the cutter holder, the milling cutter grain is arranged in described first and receives
Rong Kongzhong, the cutter holder tabletting are set in second accepting hole, first lock screw and second lock screw point
It Suo not pay in the two sides of the tool holder body, first lock screw offsets with the milling cutter grain, second locking screw
Silk offsets with the cutter holder tabletting, and first lock screw and the cutter holder tabletting clamp the milling cutter grain jointly.
Further, the milling cutter grain includes knife bar and the blade that connect with the knife bar, and the knife bar is arranged in described
In first accepting hole.
Further, the outer surface of the knife bar is equipped with the card slot of annular, first lock screw and the card slot
It offsets.
Further, the cutter holder tabletting is equipped with arc groove towards the side of the milling cutter grain.
Further, the both ends of second accepting hole are respectively equipped with groove, and the cutter holder tabletting is far from the milling cutter grain
Side set there are two convex shoulder, two convex shoulders are respectively accommodated in the corresponding groove.
Further, boss is equipped in the arc groove of the cutter holder tabletting, the boss is used for and the knife bar
The card slot fastens.
Further, the quantity of second lock screw is two, and the tool holder body is equipped with far from the side of knife handle
First lock pays hole, and the side of the tool holder body towards knife handle is set there are two the second lock pair hole, and first lock screw is worn
It is paid in hole in first lock, two second lock screws are arranged in corresponding second lock respectively and pay in hole.
Further, the cutterhead is equipped with receiving portion, and the cutter holder is set in the receiving portion.
Further, the two sides of the receiving portion are respectively equipped with a screw hole, the top of the screw hole and the cutterhead
Face is obliquely installed, and is connected with the receiving portion, and the tool holder body is set close to the side of the cutter head center there are two recessed
Concave portion, the milling cutter grain clamping device further include two cutter holder screws, and two cutter holder screws are arranged in the screw respectively
Kong Zhong, and be held on the corresponding recessed portion.
Further, the quantity of the milling cutter grain clamping device is two, and two milling cutter grain clamping devices are opposite to be set
It sets.
Milling cutter grain is held in cutter holder by above-mentioned milling cutter by the first lock screw, the second lock screw and cutter holder tabletting,
Cutter holder tabletting increases the contact area with milling cutter grain, prevents stress from concentrating and milling cutter grain is made to deform or be broken.Meanwhile
Above-mentioned milling cutter increases the chucking power to milling cutter grain, prevents milling cutter grain when running at high speed because centrifugal force is fallen off, to solve
It has determined security risk.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the milling cutter of one embodiment of the utility model.
Fig. 2 is the partially exploded diagram of milling cutter shown in FIG. 1.
Fig. 3 is the decomposition diagram of the milling cutter grain clamping device and milling cutter grain in milling cutter shown in Fig. 2.
Fig. 4 is partial sectional view of the milling cutter shown in FIG. 1 along IV-IV line.
Fig. 5 is the stereoscopic schematic diagram of the cutter holder tabletting in another embodiment.
Main element symbol description
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The all other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can make to be directly connected to another when an element is considered as " connection " another element
One element may be simultaneously present the element being centrally located.When an element is considered as " setting exists " another element,
It can make to be set up directly on another element or may be simultaneously present the element being centrally located.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Referring to Fig. 1 and Fig. 2, the utility model provides a kind of milling cutter 100 comprising knife handle 10, cutterhead 20, milling cutter
Grain clamping device 30 and milling cutter grain 40.Cutterhead 20 is connected to the side of knife handle 10, and milling cutter grain clamping device 30 is set in cutterhead 20,
For clamping milling cutter grain 40.
Cutterhead 20 is generally circular, and cutterhead 20 is equipped with receiving portion 21, and milling cutter grain clamping device 30 is set in receiving portion 21.
The two sides of receiving portion 21 are respectively equipped with a screw hole 22, the top surface inclination setting of screw hole 22 and cutterhead 20, and and receiving portion
21 are connected.
Referring to Fig. 3 and Fig. 4, milling cutter grain clamping device 30 includes 32, two cutter holder 31, cutter holder tabletting cutter holder screws
33, the first lock screw 34 and two the second lock screws 35.
Cutter holder 31 substantially in a rectangular parallelepiped shape, offers the first accepting hole 311 and the second accepting hole 312 in the middle part of cutter holder 31, the
One accepting hole 311 is connected with the second accepting hole 312, and the first accepting hole 311 and the second accepting hole 312 are respectively used to receiving milling cutter
Grain 40 and cutter holder tabletting 32.In the present embodiment, the first accepting hole 311 and the second accepting hole 312 are through 31 liang of cutter holder
The both ends of the through-hole at end, the second accepting hole 312 are respectively equipped with groove 3121.
Cutter holder 31 is set close to the side at 20 center of cutterhead there are two recessed portion 313, and two cutter holder screws 33 are arranged in respectively
It in screw hole 22, and is held on recessed portion 313, therefore, two cutter holder screws 33 are tilted with cutter holder 31, can be by cutter holder 31
It is fixed in cutterhead 20, keeps the positioning of cutter holder 31 more accurate, and when milling cutter 100 runs at high speed, inclined cutter holder screw
33 are not easy to throw away and safety accident occurs.
Cutter holder 31 is equipped with the first lock far from the side of knife handle 10 and pays hole 314, and cutter holder 31 is equipped with two close to the side of knife handle 10
A second lock pays hole 315.Two second locks are paid hole 315 and are arranged in parallel, and are connected with the second accepting hole 312.
Cutter holder tabletting 32 is installed in the second accepting hole 312, for offseting with milling cutter grain 40.Cutter holder tabletting 32 is substantially in
Strip is equipped with arc groove 321 towards the side of milling cutter grain 40, and the side far from milling cutter grain 40 is set there are two convex shoulder 322.Two
A convex shoulder 322 is located at the both ends of cutter holder tabletting 32, and is respectively accommodated in corresponding groove 3121, to cutter holder tabletting 32
Assembling play the role of positioning.
First lock screw 34 and two the second lock screws 35 are locked respectively to be paid in the two sides of cutter holder 31, the first lock screw
34, which are arranged in the first lock, pays in hole 314, and offsets with one end of milling cutter grain 40.Two the second lock screws 35 are arranged in respectively
Corresponding second lock is paid in hole 315, and is offseted with cutter holder tabletting 32.Second lock screw 35 can ejection cutter holder tabletting when locking
32, the first lock screw 34 clamps milling cutter grain 40 with cutter holder tabletting 32 jointly.Due to the contact of cutter holder tabletting 32 and milling cutter grain 40
Face is larger, and coupling mechanism force can be delivered evenly on milling cutter grain 40, to generate biggish coupling mechanism force, while reducing because of coupling mechanism force
The phenomenon that stress of generation is concentrated.
Milling cutter grain 40 is arranged in the first accepting hole 311 of cutter holder 31, and milling cutter grain 40 includes knife bar 41 and connects with knife bar 41
The blade 42 connect, the outer surface of knife bar 41 are equipped with the card slot 411 of annular.In the present embodiment, the first lock screw 34 with
Card slot 411 offsets.
When assembly, first the knife bar 41 of milling cutter grain 40 is threaded through in the first accepting hole 311 of cutter holder 31, by the first locking screw
The first lock that silk 34 is locked at 31 side of cutter holder pays hole 314, and two the second lock screws 35 are locked at cutter holder 31 separately respectively
Second lock of side pays hole 315, and two the second lock screws squeeze cutter holder tabletting 32, cutter holder tabletting 32 is made to deform and clamp
Milling cutter grain 40.Then, cutter holder 31 is placed in the receiving portion 21 of cutterhead 20, two cutter holder screws 33 is locked towards cutter holder 31
Tightly, and with recessed portion 313 corresponding on cutter holder 31 it offsets, cutter holder 31 is fixed in cutterhead 20.
Referring to figure 5., in another embodiment, boss 323 is equipped in the arc groove 321 of cutter holder tabletting 32, it is described convex
Platform 323 is used to fasten with the card slot 411 of knife bar 41, to increase the chucking power to knife bar, prevents when milling cutter 100 runs at high speed
Milling cutter grain 40 is thrown away.
Above-mentioned milling cutter 100 includes knife handle 10, cutterhead 20, milling cutter grain clamping device 30 and milling cutter grain in cutterhead 20
40, milling cutter grain clamping device 30 includes cutter holder 31, cutter holder tabletting 32, the first lock screw 34 and the second lock screw 35.
Above-mentioned milling cutter 100 is pressed from both sides milling cutter grain 40 by the first lock screw 34, the second lock screw 35 and cutter holder tabletting 32
It is held in cutter holder 31, cutter holder tabletting 32 can clamp milling cutter grain 40, increase the contact area with milling cutter grain 40, prevent stress
It concentrates and milling cutter grain 40 is made to deform or be broken.Meanwhile above-mentioned milling cutter increases the chucking power to milling cutter grain 40, prevents milling cutter
Grain 40, because centrifugal force is fallen off, to avoid damaging cutter, product or board, solves safety when running at high speed
Hidden danger.
In the present embodiment, the quantity of milling cutter grain clamping device 30 and milling cutter grain 40 is two, two milling cutter grain folders
It holds mechanism 30 to be oppositely arranged, two milling cutter grains 40 are held on respectively in corresponding milling cutter grain clamping device 30.It is appreciated that at it
In his embodiment, the quantity of the milling cutter grain clamping device 30 can also be one, or more than two.
It is appreciated that in other embodiments, the cutter holder tabletting 32 can also pass through modes and 31 phases of cutter holder such as welding
Connection.
It is appreciated that in other embodiments, the quantity of second lock screw 35 can also for one or two with
On.
In addition, those skilled in the art can also do other variations within the spirit of the present invention, certainly, these are according to this reality
The variation made of novel spirit should all be included in the utility model range claimed.
Claims (10)
1. a kind of milling cutter comprising knife handle, the cutterhead set on the knife handle side, and the milling cutter grain folder on the cutterhead
Hold mechanism and milling cutter grain, it is characterised in that: the milling cutter grain clamping device include cutter holder, cutter holder tabletting, the first lock screw with
Second lock screw offers the first accepting hole and the second accepting hole being connected in the cutter holder, and the milling cutter grain is arranged in
In first accepting hole, the cutter holder tabletting is set in second accepting hole, first lock screw and described second
Lock screw is locked respectively to be paid in the two sides of the tool holder body, and first lock screw offsets with the milling cutter grain, described
Second lock screw offsets with the cutter holder tabletting, and first lock screw and the cutter holder tabletting clamp the milling jointly
Knife grain.
2. milling cutter as described in claim 1, it is characterised in that: the milling cutter grain includes knife bar and the knife that connect with the knife bar
Piece, the knife bar are arranged in first accepting hole.
3. milling cutter as claimed in claim 2, it is characterised in that: the outer surface of the knife bar is equipped with the card slot of annular, described
First lock screw offsets with the card slot.
4. milling cutter as claimed in claim 3, it is characterised in that: the cutter holder tabletting is equipped with arc towards the side of the milling cutter grain
Shape slot.
5. milling cutter as claimed in claim 4, it is characterised in that: the both ends of second accepting hole are respectively equipped with groove, described
Cutter holder tabletting is set far from the side of the milling cutter grain there are two convex shoulder, and two convex shoulders are respectively accommodated in the corresponding groove
In.
6. milling cutter as claimed in claim 5, it is characterised in that: be equipped with boss, institute in the arc groove of the cutter holder tabletting
The card slot of the boss for the knife bar is stated to fasten.
7. milling cutter as described in claim 1, it is characterised in that: the quantity of second lock screw is two, the cutter holder
Ontology is equipped with the first lock far from the side of knife handle and pays hole, and the side of the tool holder body towards knife handle sets to lock there are two second and pay
Hole, first lock screw are arranged in first lock and pay in hole, and two second lock screws are arranged in accordingly respectively
Second lock pay hole in.
8. milling cutter as described in claim 1, it is characterised in that: the cutterhead is equipped with receiving portion, and the cutter holder is set to described
In receiving portion.
9. milling cutter as claimed in claim 8, it is characterised in that: the two sides of the receiving portion are respectively equipped with a screw hole, institute
The top surface inclination for stating screw hole and the cutterhead is arranged, and is connected with the receiving portion, and the tool holder body is close to the knife
The side of disk center is set there are two recessed portion, and the milling cutter grain clamping device further includes two cutter holder screws, two cutter holders
Screw is arranged in respectively in the screw hole, and is held on the corresponding recessed portion.
10. milling cutter as described in claim 1, it is characterised in that: the quantity of the milling cutter grain clamping device is two, two institutes
Milling cutter grain clamping device is stated to be oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424355.7U CN208178531U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820424355.7U CN208178531U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208178531U true CN208178531U (en) | 2018-12-04 |
Family
ID=64438036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820424355.7U Active CN208178531U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208178531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500442A (en) * | 2018-12-10 | 2019-03-22 | 陕西航空电气有限责任公司 | A kind of reducing wire rod quality knife handle tool |
-
2018
- 2018-03-27 CN CN201820424355.7U patent/CN208178531U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500442A (en) * | 2018-12-10 | 2019-03-22 | 陕西航空电气有限责任公司 | A kind of reducing wire rod quality knife handle tool |
| CN109500442B (en) * | 2018-12-10 | 2020-08-11 | 陕西航空电气有限责任公司 | Variable-diameter disc milling cutter handle tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231120 Address after: 518109, 1st Floor, Building B3, Foxconn Industrial Park, No. 2 East Ring 2nd Road, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Fulian Jingjiang Technology Co.,Ltd. Address before: 516100 twelve village section of gate village group of Xia Liao village, Longxi Town, Boluo County, Huizhou, Guangdong Patentee before: JI ZHUN PRECISION INDUSTRY (HUI ZHOU) Co.,Ltd. |
|
| TR01 | Transfer of patent right |