CN207929996U - The locking positioning device of the rotary shaft of machining spindle - Google Patents
The locking positioning device of the rotary shaft of machining spindle Download PDFInfo
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- CN207929996U CN207929996U CN201820258914.1U CN201820258914U CN207929996U CN 207929996 U CN207929996 U CN 207929996U CN 201820258914 U CN201820258914 U CN 201820258914U CN 207929996 U CN207929996 U CN 207929996U
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- fluted disc
- rotary shaft
- fluid
- stop
- locking
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Abstract
A kind of locking positioning device of the rotary shaft of machining spindle, its be in the pedestal of machining spindle with bearing group set up a rotary shaft, make the rotary shaft can be in high speed rotation in the pedestal, the locking positioning device of one rotary shaft is that the first stop fluted disc is installed at the nearly lower end of the rotary shaft, the pedestal is then installed with the second stop fluted disc in the outside of opposite first stop fluted disc, and the another pedestal is installed at the flank of tooth position of opposite first stop fluted disc and the second stop fluted disc can be by fluid-operated locking fluted disc；Thereby, locking fluted disc is driven using fluid, you can so that the locking fluted disc is engaged simultaneously with the first stop fluted disc and the second stop fluted disc, and tug rotary shaft is locked by nearly lower end, to be effectively latched position rotating axis, and then machining spindle is made to reach the benefit for ensuring machining accuracy.
Description
Technical field
The utility model is related to one kind being effectively latched position rotating axis, and machining spindle is enable to ensure closing for machining accuracy
Lock positioning device.
Background technology
Machining spindle is mounted on machining machine and tool, and when rotary shaft is socketed process tool, can be driven and be added by rotary shaft
Work cutter makees high speed rotation, to execute the operation of rotation milling to workpiece.In addition, the rotary shaft when machining spindle does not rotate
When, if conversion workpiece rotation, can perform the operation of turning, if the rotary shaft of machining spindle and workpiece do not rotate,
It then drives machining spindle or workpiece to make linear movement using machining machine and tool, and can perform the operation of cutting.In general, plus
Work main shaft is mainly the operation to workpiece execution rotation milling, but when the operation of turning to be executed or cutting, due to adding
The rotary shaft of work main shaft is necessary for not rotary state, therefore wants that rotary shaft can be latched to positioning.Known rotary shaft locking is fixed
The mode of position mainly links one rotating disk of installing in the upper end of rotary shaft, the corresponding installing one on the pedestal of machining spindle
Brake gear, and tug rotating disk is pressed from both sides with the brake gear, and then the rotary shaft is made to position；However the mode of locking positioning has
Following scarce disadvantage：1. since the lower end of rotary shaft is socket process tool, for entire rotary shaft, make in executing processing
The lower end position of the rotary shaft is the maximum position of stress when industry, however rotating disk is installed in the upper end of rotary shaft with brake gear
When, the phenomenon that by torsion is easy tod produce, and make rotary shaft that can not be latched positioning really, and then influence machining accuracy.2. when to hold
When the operation that driving is cut, because process tool and rotary shaft meeting stress are very big, therefore the positioning method of rotating disk and brake gear, it will
It can cause rotary shaft that can not be latched positioning really because rigidity and stability are insufficient, and then influence machining accuracy.
Utility model content
In view of this, the purpose of this utility model is to be directed to current problem encountered, a kind of rotation of machining spindle is provided
The locking positioning device of shaft, to be effectively improved known scarce disadvantage.
The purpose of this utility model one is to provide a kind of locking positioning device of the rotary shaft of machining spindle, is in rotation
The first stop fluted disc is installed at the nearly lower end of shaft, pedestal is then installed with the second stop tooth on the outside of opposite first stop fluted disc
Disk, the another pedestal are installed with and can be closed by fluid-operated at the disk position of opposite first stop fluted disc and the second stop fluted disc
Lock fluted disc；Thereby, utilize fluid driving locking fluted disc, you can make the locking fluted disc simultaneously with the first stop fluted disc and the second stop
Fluted disc engages, and locks tug rotary shaft by nearly lower end, the phenomenon that torsion with effective reduction, and then is latched position rotating axis really,
Reaching ensures the benefit of machining accuracy.
The purpose of this utility model two is to provide a kind of locking positioning device of the rotary shaft of machining spindle, wherein this is closed
Lock fluted disc is can be engaged simultaneously with the first stop fluted disc and the second stop fluted disc, and be the cog-wheel coupling locking positioning of three-chip type
Mode substantially can effectively promote the rigidity and stability of engagement, and then be latched position rotating axis really, and reaching ensures to process
The benefit of precision.
To achieve the above object, the technical scheme adopted by the utility model is that：
A kind of locking positioning device of the rotary shaft of machining spindle, the machining spindle are to be internally provided with plural groups axis in pedestal
It holds, to set up a rotary shaft rotated by power source drive, the lower end of the rotary shaft is equipped with sets of holes, for being socketed process tool；
It is characterized in that：The locking positioning device of the rotary shaft is to fix to be installed with the first stop fluted disc at the nearly lower end of the rotary shaft,
In the outside of the opposite first stop fluted disc, then fixation is installed with the second stop fluted disc to the pedestal, the another pedestal in it is opposite this first
Be installed with locking fluted disc at the flank of tooth position of stop fluted disc and the second stop fluted disc, the locking fluted disc be by fluid drive and with
The first stop fluted disc and the second stop fluted disc are engaged or are disengaged from.
The locking positioning device of the rotary shaft of the machining spindle, wherein：The first stop fluted disc is with flank of tooth court
The first ring tooth downwards, and the rotary shaft is fixed at key pin, and with the rotary shaft with dynamic rotation.
The locking positioning device of the rotary shaft of the machining spindle, wherein：The second stop fluted disc is with flank of tooth court
The second ring tooth downwards, it is all not rotary state which, which is with the pedestal,.
The locking positioning device of the rotary shaft of the machining spindle, wherein：The locking fluted disc has the flank of tooth upward
Third ring tooth, which can be with the first ring tooth of the first stop fluted disc and the second ring tooth engagement of the second stop fluted disc
Or it is disengaged from.
The locking positioning device of the rotary shaft of the machining spindle, wherein：The pedestal is in opposite first stop fluted disc
And second stop fluted disc flank of tooth position at be equipped with ring seat, in the ring seat then be equipped with the locking fluted disc.
The locking positioning device of the rotary shaft of the machining spindle, wherein：Between the locking fluted disc and the bottom side of the ring seat
Then there is second fluid room, the second fluid channel in communication with the second fluid room, the second are then offered on the another pedestal
Body channel is to be communicated in fluid provider, so that in the exportable fluid of the fluid provider to the second fluid room, makes the locking
Fluted disc makees axial engagement movement relative to the flank of tooth of the first stop fluted disc and the second stop fluted disc.
The locking positioning device of the rotary shaft of the machining spindle, wherein：Between the locking fluted disc and the side of the ring seat
It is the first fluid channel in communication with the first fluid room then to be offered on the another pedestal, this is first-class with first fluid room
Body channel is to be communicated in the fluid provider, so that in the exportable fluid of the fluid provider to the first fluid room, this is made to close
Lock fluted disc is disengaged from movement relative to the flank of tooth of the first stop fluted disc and the second stop fluted disc work axial direction.
The locking positioning device of the rotary shaft of the machining spindle, wherein：The fluid provider is that output oil pressure extremely should
In first fluid room or second fluid room.
Thereby, the utility model locks tug rotary shaft using the cog-wheel coupling of three-chip type by nearly lower end, not only can be effective
The phenomenon that reducing torsion, and the rigidity and stability of engagement can be effectively promoted, and then it is latched position rotating axis really, reaching ensures
The benefit of machining accuracy.
Description of the drawings
Fig. 1 is the structural schematic diagram of the part of the utility model machining spindle；
Fig. 2 is the part A enlarged diagram of Fig. 1；
Fig. 3 is the utility model using schematic diagram (one)；
Fig. 4 is the part B enlarged diagram of Fig. 3；
Fig. 5 is the utility model using schematic diagram (two)；
Fig. 6 is the C portion enlarged diagram of Fig. 5.
Reference sign：10- pedestals；11- bearings；20- rotary shafts；21- sets of holes；22- pull rods；23- clamping jaw seats；24-
Clamping jaw；30- the first stop fluted discs；301- the first ring teeth；302- key pins；31- the second stop fluted discs；311- the second ring teeth；32- is closed
Lock fluted disc；321- third ring teeth；33- ring seats；34- first fluids room；35- second fluids room；36- first fluids channel；37-
Two fluid channels；40- hilts；41- hilts.
Specific implementation mode
In order to make further understanding to the utility model, hereby enumerates a preferred embodiment and coordinate attached drawing, by this reality
It is described in detail as after with novel structure and its technical characteristic：
Refering to Figure 1, the utility model is to be internally provided with plural groups bearing 11 in the pedestal 10 of machining spindle, with frame
If one can be driven the rotary shaft 20 of rotation by power source (not shown), make the rotary shaft 20 that can be revolved in high speed in the pedestal 10
Turn, in this present embodiment, which can be direct type motor, biography formula motor or built-in motor, since the power source is
For known techniques, and the non-emphasis for the utility model, therefore it will not go into details；The lower end of the rotary shaft 20 is equipped with tapered set
Hole 21, for being socketed process tool, and in the pull rod 22 for being internally provided with knife machining mechanism, the pull rod 22 link a clamping jaw seat 23 so that
The upper end of 24 opening and closing start of clamping jaw, the rotary shaft 20 is then equipped with ring of forging a knife, for carrying out broaching tool or the action of Pine knives, due to the rotation
The knife machining mechanism of axis 20 is and the non-emphasis for the utility model for known techniques, therefore it will not go into details.
It please refers to Fig.1, shown in Fig. 2, the locking positioning device of the utility model rotary shaft 20 is the tooth-shaped linkage for three-chip type
Axis device is to fix to be installed with the first stop fluted disc 30 at the 20 nearly lower end of rotary shaft, in this present embodiment, first stop
Fluted disc 30 is that have the first ring tooth 301 of the flank of tooth downward, and the nearly lower end of rotary shaft 20 is fixed at key pin 302
Place, and can be with the rotary shaft 20 with dynamic rotation；In the outside of the opposite first stop fluted disc 30, then fixation is installed with the pedestal 10
Second stop fluted disc 31, in this present embodiment, the second stop fluted disc 31 are the same as the first stop fluted disc 30 and have the flank of tooth
The second ring tooth 311 downward, it is all not rotary state which, which is with the pedestal 10,；The another pedestal 10 in
It is installed at the flank of tooth position of first ring tooth 301 of opposite first stop fluted disc 30 and the second ring tooth 311 of the second stop fluted disc 31
Have locking fluted disc 32, the locking fluted disc 32 be can by fluid drive and with the first ring tooth 301 and second of the first stop fluted disc 30
Second ring tooth 311 of stop fluted disc 31 is engaged or is disengaged from；In this present embodiment, which is in opposite first stop
The flank of tooth lower position of first ring tooth 301 of fluted disc 30 and the second ring tooth 311 of the second stop fluted disc 31 is equipped with ring seat 33, in
Tool third ring tooth 321 and the locking fluted disc 32 of the flank of tooth upward, the locking fluted disc 32 and the ring seat are then equipped in the ring seat 33
It is with first fluid room 34 then there is second fluid room between the locking fluted disc 32 and the bottom side of the ring seat 33 between 33 side
35, it is offered respectively in communication with the first fluid channel 36 of first fluid room 34 and in communication with second fluid room 35 on another pedestal 10
Second fluid channel 37, the first fluid channel 36 and second fluid channel 37 are respectively communicated in fluid provider (in figure
Do not show) so that the fluid provider can be exported respectively in fluid to the first fluid room 34 or second fluid room 35, this is made to close
Lock fluted disc 32 can make relative to the flank of tooth of the first stop fluted disc 30 and the second stop fluted disc 31 it is axial moving up and down, and with the
First ring tooth 301 of one stop fluted disc 30 and the second ring tooth 311 of the second stop fluted disc 31 are engaged or are disengaged from, Yu Benshi
It applies in example, which is in output oil pressure to the first fluid room 34 or second fluid room 35.
It please refers to shown in Fig. 3, Fig. 4, the utility model is when hilt 40 of the socket of rotary shaft 20 with milling cutter is to be ready for
When milling operation, the fluid provider will via first fluid channel 36 and output oil pressure is to first fluid room 34, this is first-class
Oil pressure in body room 34 elapses the locking fluted disc 32 and makees relative to the flank of tooth of the first stop fluted disc 30 and the second stop fluted disc 31
Axial moves down, and makes the third ring tooth 321 of the locking fluted disc 32 and the first ring tooth 301 and second of the first stop fluted disc 30
Second ring tooth 311 of stop fluted disc 31 is disengaged from, then the rotary shaft 20 and the first stop fluted disc 30 can be by power source drives
Make high speed rotation, and milling operation is carried out to workpiece by the hilt 40 with milling cutter.
It please refers to shown in Fig. 5, Fig. 6, the utility model is when hilt 41 of the socket of rotary shaft 20 with lathe tool is to be ready for
When turning operation, the fluid provider will via second fluid channel 37 and output oil pressure is to second fluid room 35, the second
Oil pressure in body room 35 elapses the locking fluted disc 32 and makees relative to the flank of tooth of the first stop fluted disc 30 and the second stop fluted disc 31
Axial moves up, and makes the third ring tooth 321 of the locking fluted disc 32 and the first ring tooth 301 and second of the first stop fluted disc 30
Second ring tooth 311 of stop fluted disc 31 engages, and is all not rotary state since the second stop fluted disc 31 is with the pedestal 10, because
This second stop fluted disc 31 can lock the first stop fluted disc 30 of tug via the connection of locking fluted disc 32, and then be latched position rotating
Axis 20, when machining machine and tool drives workpiece rotation, the hilt 41 with lathe tool is lockable positioning and right in the rotary shaft 20
Workpiece carries out turning operation.
Thereby, the utility model locks tug rotary shaft using the cog-wheel coupling of three-chip type by nearly lower end, not only can be effective
The phenomenon that reducing torsion, and the rigidity and stability of engagement can be effectively promoted, and then it is latched position rotating axis really, reaching ensures
The benefit of machining accuracy；Accordingly, the utility model actually deep design for having practicability and progressive.
Claims (8)
1. a kind of locking positioning device of the rotary shaft of machining spindle, the machining spindle are to be internally provided with plural groups axis in pedestal
It holds, to set up a rotary shaft rotated by power source drive, the lower end of the rotary shaft is equipped with sets of holes, for being socketed process tool；
It is characterized in that：
The locking positioning device of the rotary shaft is to fix to be installed with the first stop fluted disc at the nearly lower end of the rotary shaft, the pedestal in
Then fixation is installed with the second stop fluted disc in the outside of the opposite first stop fluted disc, and the another pedestal is in the opposite first stop fluted disc
And it is installed with locking fluted disc at the flank of tooth position of the second stop fluted disc, which is to be driven by fluid and first stopped with this
Active toothed disk and the second stop fluted disc are engaged or are disengaged from.
2. the locking positioning device of the rotary shaft of machining spindle according to claim 1, it is characterised in that：
The first stop fluted disc be there is the first ring tooth of the flank of tooth downward, and the rotary shaft is fixed at key pin, and
With the rotary shaft with dynamic rotation.
3. the locking positioning device of the rotary shaft of machining spindle according to claim 2, it is characterised in that：
The second stop fluted disc is that have the second ring tooth of the flank of tooth downward, and it is all not which, which is with the pedestal,
Rotary state.
4. the locking positioning device of the rotary shaft of machining spindle according to claim 3, it is characterised in that：
The locking fluted disc is that have the third ring tooth of the flank of tooth upward, which can be with the first of the first stop fluted disc
It second ring tooth engagement of ring tooth and the second stop fluted disc or is disengaged from.
5. the locking positioning device of the rotary shaft of machining spindle according to claim 1, it is characterised in that：
The pedestal is that ring seat is equipped at the flank of tooth position of opposite first stop fluted disc and the second stop fluted disc, in the ring seat then
Equipped with the locking fluted disc.
6. the locking positioning device of the rotary shaft of machining spindle according to claim 5, it is characterised in that：
Then there is second fluid room between the locking fluted disc and the bottom side of the ring seat, then offered on the another pedestal in communication with this second
The second fluid channel of fluid chamber, which is to be communicated in fluid provider, so that the fluid provider is exportable
In fluid to the second fluid room, the locking fluted disc is made to make relative to the flank of tooth of the first stop fluted disc and the second stop fluted disc
Axial engagement movement.
7. the locking positioning device of the rotary shaft of machining spindle according to claim 6, it is characterised in that：
Be between the locking fluted disc and the side of the ring seat with first fluid room, then offered on the another pedestal in communication with this first
The first fluid channel of fluid chamber, which is to be communicated in the fluid provider, so that the fluid provider can be defeated
Go out in fluid to the first fluid room, makes the locking fluted disc relative to the first stop fluted disc and the flank of tooth of the second stop fluted disc
That makees axial direction is disengaged from movement.
8. the locking positioning device of the rotary shaft of machining spindle according to claim 7, it is characterised in that：The fluid is supplied
Source is in output oil pressure to the first fluid room or second fluid room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820258914.1U CN207929996U (en) | 2018-02-14 | 2018-02-14 | The locking positioning device of the rotary shaft of machining spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820258914.1U CN207929996U (en) | 2018-02-14 | 2018-02-14 | The locking positioning device of the rotary shaft of machining spindle |
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| Publication Number | Publication Date |
|---|---|
| CN207929996U true CN207929996U (en) | 2018-10-02 |
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ID=63652756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820258914.1U Active CN207929996U (en) | 2018-02-14 | 2018-02-14 | The locking positioning device of the rotary shaft of machining spindle |
Country Status (1)
| Country | Link |
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| CN (1) | CN207929996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907249A (en) * | 2018-10-13 | 2018-11-30 | 辽宁西格马数控机床有限公司 | A kind of turn-milling complex machining center electro spindle |
| CN112317777A (en) * | 2020-10-23 | 2021-02-05 | 广州市昊志机电股份有限公司 | Composite electric spindle and machine tool |
-
2018
- 2018-02-14 CN CN201820258914.1U patent/CN207929996U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907249A (en) * | 2018-10-13 | 2018-11-30 | 辽宁西格马数控机床有限公司 | A kind of turn-milling complex machining center electro spindle |
| CN112317777A (en) * | 2020-10-23 | 2021-02-05 | 广州市昊志机电股份有限公司 | Composite electric spindle and machine tool |
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