CN206732155U - A kind of carbide-tipped center of replaceable centre head - Google Patents
A kind of carbide-tipped center of replaceable centre head Download PDFInfo
- Publication number
- CN206732155U CN206732155U CN201720523341.6U CN201720523341U CN206732155U CN 206732155 U CN206732155 U CN 206732155U CN 201720523341 U CN201720523341 U CN 201720523341U CN 206732155 U CN206732155 U CN 206732155U
- Authority
- CN
- China
- Prior art keywords
- head
- centre
- mandrel
- housing
- carbide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of carbide-tipped center of replaceable centre head,Including housing and mandrel,The inside grafting mandrel of the housing,The left end of the housing connects rear end cap by M5 hexagon socket cap head screws,The right-hand member of the rear end cap is provided with cylinder roller bearing,The right-hand member of the housing connects drive end bearing bracket by M10 hexagon socket cap head screws,The middle grafting centre head of the drive end bearing bracket,The left end of the drive end bearing bracket is provided with ball bearing,The centre of the ball bearing is provided with outer shading ring and interior shading ring,The left end of the ball bearing is provided with taper roll bearing,The design that the utility model passes through drive end bearing bracket and soket head cap screw,Can be when needing to change centre head,Quick dismounting and change and installation,Save the time,And add applicable scope,Pass through the high design of top back of head round platform and the upper conical hole of mandrel,Centre head and mandrel quick-fit can be made and determined coaxial,Reduce error.
Description
Technical field
The present invention relates to lathe general-purpose accessory technical field, specially a kind of carbide-tipped center of replaceable centre head.
Background technology
It is top, the machine tool component in machining.Afterbody carries taper shank, installed in tapered bore of machine tool spindle or tailstock centre axle
In taper hole, workpiece is withstood with its forecone.The part of centering can not be allowed to support to the complicated part in end face and.
Nowadays, installed on most lathe it is top all only have a kind of function, can not be only when running into more situations
By it is a kind of it is top solve, can change centre head if design is a kind of and can ensures the top of axiality simultaneously, it is possible to solve
Certainly problems, therefore, a kind of it is proposed that carbide-tipped center of replaceable centre head.
Utility model content
The purpose of this utility model is to provide a kind of carbide-tipped center of replaceable centre head, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical scheme：A kind of hard alloy of replaceable centre head
It is top, including housing and mandrel, the inside grafting mandrel of the housing, the left end of the housing pass through hexagonal cylindrical head spiral shell in M5
Nail connection rear end cap, the right-hand member of the rear end cap are provided with cylinder roller bearing, and the right-hand member of the housing passes through hexagonal cylindrical in M10
Head mode connects for screw drive end bearing bracket, the middle grafting centre head of the drive end bearing bracket, the left end of the drive end bearing bracket is provided with ball bearing, described
The centre of ball bearing is provided with outer shading ring and interior shading ring, and the left end of the ball bearing is provided with taper roll bearing.
Preferably, the rear shape of the housing is round platform, and the taper of round platform meets Morse taper.
Preferably, the front end of the mandrel is provided with bellmouth, and the taper of bellmouth meets Morse taper.
Preferably, the left end connection M5 hexagon socket cap head screws of the rear end cap, and M5 hexagon socket cap head screw numbers
Measure as 6, in the rounded distribution in the surface of rear end cap.
Preferably, the left end connection M10 hexagon socket cap head screws of the drive end bearing bracket, and M10 hexagon socket cap head screws
Quantity is 6, in the rounded distribution in the surface of drive end bearing bracket.
Preferably, the rear shape of the centre head is round platform, and the taper of round platform meets Morse taper.
Compared with prior art, the beneficial effects of the utility model are：The utility model passes through drive end bearing bracket and interior hexagonal spiral shell
The design of nail, quick dismounting and change and installation, the time can be saved, and add suitable when needing to change centre head
Scope, by the high design of top back of head round platform and the upper conical hole of mandrel, centre head and mandrel quick-fit can be made
And determine coaxially, to reduce error.
Brief description of the drawings
Fig. 1 is sectional view of the present utility model.
In figure：1st, housing, 2, mandrel, 3, rear end cap, 4, cylinder roller bearing, 5, drive end bearing bracket, 6, centre head, 7, ball axle
Hold, 8, outer shading ring, 9, interior shading ring, 10, taper roll bearing, 11, M5 hexagon socket cap head screws, 12, hexagonal circle in M10
Chapiter screw, 13, bellmouth.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of carbide-tipped center of replaceable centre head,
Including housing 1 and mandrel 2, the rear shape of the housing 1 is round platform, and the taper of round platform meets Morse taper, by housing
Rear design can be such that it is effectively engaged with dead head, and ensure coaxial, the inside grafting core of the housing 1 into round platform
Axle 2, the front end of the mandrel 2 is provided with bellmouth 13, and the taper of bellmouth 13 meets Morse taper, and mandrel is multi-diameter shaft, institute
The left end for stating housing 1 connects rear end cap 3 by M5 hexagon socket cap head screws 11, and the left end of the rear end cap 3 is connected six in M5
Angle fillister head screw 11, and the quantity of M5 hexagon socket cap head screws 11 is 6, in the rounded distribution in the surface of rear end cap 3, rear end
Lid determines the position of cylinder roller bearing, and the right-hand member of the rear end cap 3 is provided with cylinder roller bearing 4, and the right-hand member of the housing 1 leads to
Cross M10 hexagon socket cap head screws 12 and connect drive end bearing bracket 5, the left end connection M10 hexagon socket cap head screws of the drive end bearing bracket 5
12, and the quantity of M10 hexagon socket cap head screws 12 is 6, in the rounded distribution in the surface of drive end bearing bracket, drive end bearing bracket determines ball axle
The position held, the middle grafting centre head 6 of the drive end bearing bracket 5, the rear shape of the centre head 6 are round platform, and the cone of round platform
Degree meets Morse taper, and the rear design of centre head can be engaged for round platform with the bellmouth of mandrel, and determine coaxially, described
The left end of drive end bearing bracket 5 is provided with ball bearing 7, and the centre of the ball bearing 7 is provided with outer shading ring 8 and interior shading ring 9, ball axle
Hold and share 2, outer shading ring and interior shading ring are provided with circular cone positioned at the centre of 2 ball bearings, the left end of the ball bearing 7
Roller bearing 10.
Operation principle：It is placed on top in dead head during use, when needing to change centre head 6, backs out in M10
Hexagonal cylindrical head screw 12, removes drive end bearing bracket 5, you can takes out centre head 6, the centre head 6 of needs then is put into bellmouth 13
In, drive end bearing bracket 5 is buckled, screws on screw, it is possible to is continuing with.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of carbide-tipped center of replaceable centre head, including housing (1) and mandrel (2), the inside of the housing (1) are inserted
Connect mandrel (2), it is characterised in that：The left end of the housing (1) connects rear end cap by M5 hexagon socket cap head screws (11)
(3), the right-hand member of the rear end cap (3) is provided with cylinder roller bearing (4), and the right-hand member of the housing (1) passes through hexagonal cylindrical in M10
Head screw (12) connection drive end bearing bracket (5), the middle grafting centre head (6) of the drive end bearing bracket (5), the left end of the drive end bearing bracket (5)
Provided with ball bearing (7), the centre of the ball bearing (7) is provided with outer shading ring (8) and interior shading ring (9), the ball axle
The left end for holding (7) is provided with taper roll bearing (10).
A kind of 2. carbide-tipped center of replaceable centre head according to claim 1, it is characterised in that：The housing
(1) rear shape is round platform, and the taper of round platform meets Morse taper.
A kind of 3. carbide-tipped center of replaceable centre head according to claim 1, it is characterised in that：The mandrel
(2) front end is provided with bellmouth (13), and the taper of bellmouth (13) meets Morse taper.
A kind of 4. carbide-tipped center of replaceable centre head according to claim 1, it is characterised in that：The rear end cap
(3) left end connection M5 hexagon socket cap head screws (11), and M5 hexagon socket cap head screws (11) quantity is 6, in rear end
Cover the rounded distribution in surface of (3).
A kind of 5. carbide-tipped center of replaceable centre head according to claim 1, it is characterised in that：The drive end bearing bracket
(5) left end connection M10 hexagon socket cap head screws (12), and M10 hexagon socket cap head screws (12) quantity is 6, preceding
The rounded distribution in surface of end cap (5).
A kind of 6. carbide-tipped center of replaceable centre head according to claim 1, it is characterised in that：The centre head
(6) rear shape is round platform, and the taper of round platform meets Morse taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523341.6U CN206732155U (en) | 2017-05-11 | 2017-05-11 | A kind of carbide-tipped center of replaceable centre head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523341.6U CN206732155U (en) | 2017-05-11 | 2017-05-11 | A kind of carbide-tipped center of replaceable centre head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206732155U true CN206732155U (en) | 2017-12-12 |
Family
ID=60565328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720523341.6U Expired - Fee Related CN206732155U (en) | 2017-05-11 | 2017-05-11 | A kind of carbide-tipped center of replaceable centre head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206732155U (en) |
-
2017
- 2017-05-11 CN CN201720523341.6U patent/CN206732155U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20180511 |