CN206825205U - A kind of Finial device with two kinds of angles - Google Patents
A kind of Finial device with two kinds of angles Download PDFInfo
- Publication number
- CN206825205U CN206825205U CN201720672919.4U CN201720672919U CN206825205U CN 206825205 U CN206825205 U CN 206825205U CN 201720672919 U CN201720672919 U CN 201720672919U CN 206825205 U CN206825205 U CN 206825205U
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- tip part
- top tip
- access division
- angle
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Abstract
The utility model discloses a kind of Finial device with two kinds of angles, including clamping device top and for stationary center, the top centre head including top bar and installed in top bar front end, the centre head includes the Access Division set in cylinder, in the first top tip part of round platform setting and in circular cone, the second top tip part is set, described Access Division one end is connected to top bar front end, the first top tip part bottom surface is fixed on the other end of Access Division, the upper bottom surface of the first top tip part is fixed in the second top tip part bottom surface, the Access Division, the axis of first top tip part and the second top tip part coincides, the second angle that second top tip part, the two symmetrical bus is formed is more than the first angle that two symmetrical bus of the first top tip part is formed.A kind of Finial device with two kinds of angles of the present utility model, by setting the first top tip part and the second top tip part so that the workpiece of different angle centre bore can be corresponded to, so as to substantially increase top versatility.
Description
Technical field
Field of machining is the utility model is related to, more specifically, it relates to a kind of top dress with two kinds of angles
Put.
Background technology
Finial device is the machine tool component in machining, there is two kinds of stationary center and rolling center.Stationary center can be right
The complicated part in end face and the part of centering is not allowed to be supported.Finial device is mainly by top, clamping device, shell
Body, steady pin, bearing and mandrel composition.Top one end can push up centre bore or the endoporus of materials in the tube, the other end can top end face be ball
Shape or the part of taper, it is top to be fixed by clamping device.When part do not allow or can not centering when, can be straight with clamping device
Connect and clamp turning.Housing is drilled with pin-and-hole with mandrel, is entered or is removed with the pin of steady pin, the life or death two to realize top is used.
A kind of a kind of general top upper only angle so that the workpiece with identical central hole is only applicable to, so that
It, when the center hole size that workpiece is opened up is inconsistent, also needs to change top, increase labor intensity with being restricted.Cause
This needs to propose a kind of new scheme to solve this problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide and a kind of has the top of two kinds of angles
Device, by setting the first top tip part and the second top tip part so that the workpiece of different angle centre bore can be corresponded to, so as to significantly
Improve top versatility.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind has two kinds of angles
Finial device, including clamping device top and for stationary center, it is described it is top including top bar with installed in top
The centre head of bar front end, the centre head include the Access Division in cylinder setting, the first top tip part set in round platform and are in
Circular cone sets the second top tip part, and described Access Division one end is connected to top bar front end, and the first top tip part bottom surface is fixed on
The upper bottom surface of the first top tip part is fixed in the other end of Access Division, the second top tip part bottom surface, the Access Division, first top
Portion and the axis of the second top tip part coincide, and the second angle that the two symmetrical bus of the second top tip part is formed is more than the first top
The first angle that two symmetrical bus of tip is formed.
By using above-mentioned technical proposal, the first top tip part and the second top tip part are set, and the second top tip part two is symmetrically female
The second angle that line is formed is more than the first angle that two symmetrical bus of the first top tip part is formed, and the first top tip part can correspond to
The workpiece that centre bore is larger and angle is adapted with the first angle, and the second top tip part can correspond to that centre bore is smaller and angle with
The adaptable workpiece of second angle, so as to realize a kind of top function of corresponding to the different workpiece of a variety of centre bores, is carried significantly
High top versatility.
The utility model is further arranged to：The diameter of the first top tip part bottom surface is equal to the diameter of Access Division, institute
The diameter for stating the second top tip part bottom surface is equal to the diameter of the first top tip part upper bottom surface.
By using above-mentioned technical proposal, the diameter of the first top tip part bottom surface is set equal to the diameter of Access Division, and the
The diameter of two top tip part bottom surfaces is equal to the diameter of the first top tip part upper bottom surface so that Access Division, the first top tip part and second are top
Linking between portion three is rounder and more smooth.
The utility model is further arranged to：The top bar front end offers the endoporus being engaged with Access Division, described
Access Division is interference fitted with endoporus.
By using above-mentioned technical proposal, offer the endoporus being engaged with Access Division in top bar front end, Access Division with
Endoporus is interference fitted so that centre head turns into an entirety with top bar, and when being processed, the centre head will not be in endoporus
Rotate, and when centre head damages, centre head can be disassembled from top bar and changed, and reduce maintenance cost.
The utility model is further arranged to：First angle is 40 degree, and second angle is 120 degree.
By using above-mentioned technical proposal, it is 40 degree to set the first angle, and the second angle is 120 degree so that thimble is more
It is engaged with workpiece center hole well.
The utility model is further arranged to：The centre head is made up of hard alloy.
By using above-mentioned technical proposal, centre head is made up of hard alloy, using hard alloy have high rigidity and
The premium properties of high-wearing feature so that centre head is hardly damaged.
In summary, the utility model has the advantages that：First top tip part and the second top tip part, and second are set
The second angle that two symmetrical bus of top tip part is formed is more than the first angle for being formed of two symmetrical bus of the first top tip part, and first
Top tip part can correspond to the workpiece that centre bore is larger and angle is adaptable with the first angle, and the second top tip part can correspond to center
The workpiece that hole is smaller and angle is adapted with the second angle, a kind of top the different workpiece of a variety of centre bores is corresponded to so as to realize
Function, substantially increase top versatility.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model, it is shown that overall attachment structure；
Fig. 2 is top structural representation, it is shown that top attachment structure.
In figure：1st, it is top；11st, top bar；12nd, centre head；121st, Access Division；122nd, the first top tip part；123rd, the second top
Tip；2nd, clamping device；3rd, endoporus；4th, tailstock.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of Finial device with two kinds of angles, as shown in Figure 1 and Figure 2, pass through clamping device 2 on the tailstock 4 of grinding machine
Being fixed with top 1, top 1 includes top bar 11 and the centre head 12 installed in the top front end of bar 11, and top bar 11 passes through clamping
Device 2 is fixed on tailstock 4, and centre head 12 is held out against in the centre bore of workpiece, so as to play the effect of holding to workpiece.
As shown in Figure 1 and Figure 2, centre head 12 of the present utility model includes integrally formed Access Division 121, the first top tip part
122 and second top tip part 123；Wherein, Access Division 121 is set in cylinder, and the first top tip part 122 is set in round platform, the second top
Tip 123 is set in circular cone；The one end of Access Division 121 is connected to the front end of top bar 11, the diameter of the bottom surface of the first top tip part 122
Equal to the diameter of Access Division 121, and the other end of Access Division 121 is fixed on, the diameter of the bottom surface of the second top tip part 123 is equal to first
The diameter of the upper bottom surface of top tip part 122, and the upper bottom surface of the first top tip part 122 is fixed on, while Access Division 121, the first top tip part
122 and the axis of the three of the second top tip part 123 coincide so that Access Division 121, the first top tip part 122 and second are top
The three of portion 123 linking is more mellow and fuller, and forms an entirety without in the presence of the phenomenon to stagger between any two；Second top is set again
The second angle β that the symmetrical bus in 123 liang of tip is formed is more than the first angle that the symmetrical bus of 122 liang of the first top tip part is formed
α, the first angle α be 40 degree, the second angle β be 120 degree so that the first top tip part 122 can correspond to centre bore it is larger and
The workpiece that angle is adapted with the first angle α, and the second top tip part 123 can correspond to smaller centre bore and angle and the second angle
Workpiece adaptable β, so as to realize a kind of top 1 function that can correspond to the different workpiece of a variety of centre bores, substantially increases top
The versatility of point 1.
As shown in Fig. 2 the endoporus 3 being engaged with Access Division 121 is offered in the front end of top bar 11, and endoporus 3 is straight
Footpath is slightly less than the external diameter of Access Division 121 so that Access Division 121 is interference fitted with top bar 11, so that top bar 11 and top
Tip 12 turns into an entirety, and when carrying out emery wheel processing, centre head 12 will not rotate in endoporus 3.
In the utility model, centre head 12 is made up of hard alloy, has high rigidity and high-wearing feature using hard alloy
Premium properties so that centre head 12 is hardly damaged.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of Finial device with two kinds of angles, including it is top（1）And for stationary center（1）Clamping device（2）,
It is characterized in that：It is described top（1）Including top bar（11）With installed in top bar（11）The centre head of front end（12）, the top
Tip（12）Including the Access Division set in cylinder（121）, in round platform set the first top tip part（122）And set in circular cone
Second top tip part（123）, the Access Division（121）One end is connected to top bar（11）Front end, first top tip part（122）Under
Access Division is fixed in bottom surface（121）The other end, second top tip part（123）The first top tip part is fixed in bottom surface（122）'s
Upper bottom surface, the Access Division（121）, the first top tip part（122）With the second top tip part（123）Axis coincide, described second
Top tip part（123）The second angle that two symmetrical buses are formed is more than the first top tip part（122）Two symmetrical buses formed
One angle.
A kind of 2. Finial device with two kinds of angles according to claim 1, it is characterised in that：First top tip part
（122）The diameter of bottom surface is equal to Access Division（121）Diameter, second top tip part（123）The diameter of bottom surface is equal to first
Top tip part（122）The diameter of upper bottom surface.
A kind of 3. Finial device with two kinds of angles according to claim 1, it is characterised in that：The top bar（11）
Front end offers and Access Division（121）The endoporus being engaged（3）, the Access Division（121）With endoporus（3）Interference fit.
A kind of 4. Finial device with two kinds of angles according to claim 1, it is characterised in that：First angle is
40 degree, second angle is 120 degree.
A kind of 5. Finial device with two kinds of angles according to claim 1, it is characterised in that：The centre head（12）
It is made up of hard alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720672919.4U CN206825205U (en) | 2017-06-10 | 2017-06-10 | A kind of Finial device with two kinds of angles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720672919.4U CN206825205U (en) | 2017-06-10 | 2017-06-10 | A kind of Finial device with two kinds of angles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206825205U true CN206825205U (en) | 2018-01-02 |
Family
ID=60775398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720672919.4U Active CN206825205U (en) | 2017-06-10 | 2017-06-10 | A kind of Finial device with two kinds of angles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206825205U (en) |
-
2017
- 2017-06-10 CN CN201720672919.4U patent/CN206825205U/en active Active
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