CN207255888U - Float and perceive grinding head device - Google Patents
Float and perceive grinding head device Download PDFInfo
- Publication number
- CN207255888U CN207255888U CN201721124379.2U CN201721124379U CN207255888U CN 207255888 U CN207255888 U CN 207255888U CN 201721124379 U CN201721124379 U CN 201721124379U CN 207255888 U CN207255888 U CN 207255888U
- Authority
- CN
- China
- Prior art keywords
- electro spindle
- float
- spindle mechanism
- grinding head
- head device
- 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.)
- Active
Links
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
Float the utility model discloses one kind and perceive grinding head device, including body, electro spindle mechanism, electro spindle mechanism are installed on body by the first oscillating bearing；Multiple cylinders are installed, the plurality of cylinder is circumferentially distributed along electro spindle mechanism, to carry out floating control to the float angle of electro spindle mechanism on body；Multiple detectors are further included, the plurality of detector is circumferentially distributed along electro spindle mechanism, and the float angle or floating displacement of electro spindle mechanism are detected, or the spacing of specified parts and specified parts on body in electro spindle mechanism is detected；Each detector connects the controller of electro spindle mechanism respectively.The utility model can accurately control the float angle of bistrique, and at utmost avoid polishing firmly to the impact of electro spindle, effectively avoiding electro spindle from being burnt out because load current is excessive.
Description
Technical field
A kind of grinding head is the utility model is related to, floats more particularly to one kind and perceives grinding head device.
Background technology
With advanced country, towards industry 4.0 (intelligence production), direction has been developed, and the industry 3.0 in China is (entirely certainly
Dynamic metaplasia production) target do not fully achieve also, the particularly preceding road polishing operation of casting industry.Since casting structure complexity is different
For shape, it is necessary to which face, hole and the side of polishing are distributed in casting surrounding, polishing difficulty is big.
In China's current stage, the preceding road polishing operation of casting is mainly manually polished, and there is introduction minority in part factory
Grinding apparatus.But the mostly bistrique without floating that the existing grinding apparatus of in the market is equipped with, if the riser and overlap of casting
Greatly, this hard grind, which is cut, is easy to produce grinding and owes grinding.When crossing grinding, the cutting force of emery wheel grinding-head can increase moment, make
Into electro spindle current overload so as to burning out electro spindle；It when owing grinding, and can not ensure the uniformity of size after casting grinding, need
Want secondary to do over again, it is difficult to realize large batch of automation finishing.
The grinding head that a little grinding apparatus is equipped with has float function, but floating installation uses the scheme of radially installed spring,
Float angle can not be controlled accurately, and amount of floating depends on the experience and field adjustable of designer, when debugging big randomness and cycle
Between it is long, can not still meet large batch of automation finishing to the rigors of casting appearance and size uniformity.
Utility model content
The utility model provides a kind of float and perceives grinding head device, which overcomes present in the grinding head of the prior art
Shortcoming.
Technical solution is used by the utility model solves its technical problem：One kind, which is floated, perceives grinding head device, including
Body, electro spindle mechanism, electro spindle mechanism are installed on body by the first oscillating bearing；Multiple cylinders are installed on body, should
Multiple cylinders are circumferentially distributed along electro spindle mechanism, to carry out floating control to the float angle of electro spindle mechanism；Further include multiple
Detector, the plurality of detector is circumferentially distributed along electro spindle mechanism, and float angle to electro spindle mechanism or floating displacement into
Row detection, or the spacing of specified parts and specified parts on body in electro spindle mechanism is detected；Each detector connects respectively
Connect the controller of electro spindle mechanism.
Further, the electro spindle mechanism includes electro spindle, reducing sleeve, and reducing sleeve is sleeved on outside electro spindle, and reducing sleeve
On be provided with flange；The body includes housing and the upper end cover, the bottom end cover that are arranged on housing, the inner ring of the first oscillating bearing
It is sleeved on outside reducing sleeve, outer ring is fixed in housing, and flange is located in housing, and the output shaft of electro spindle passes through bottom end cover；The gas
Cylinder is installed on upper end cover, and its thrust output acts on flange.
Further, the detector is displacement sensor or photoelectric sensor, for measuring the upper end cover and flange
Spacing, and connect the controller of electro spindle.
Further, the detector is installed on the upper end cover.
Further, the upper end cover is also equipped with multiple buffers, circumferential direction of the plurality of buffer along electro spindle mechanism
Distribution, and respectively close to the flange.
Further, the buffer is installed on described by buffer flange, adjusting nut, stop nut and screw
End cap, and when the float angle of electro spindle exceedes preset value, mechanical position limitation is realized by the stop nut.
Further, the piston rod end of each cylinder is separately installed with cushion collar, which is against the flange
On.
Further, one or more is further included to be used to limit electro spindle mechanism position-limit mechanism rotatable around its axis, should
Position-limit mechanism includes the spacer pin, second joint bearing, lubricative axle sleeve for being installed on the upper end cover, the inner ring of second joint bearing
Spacer pin lower end is sleeved on, outer ring, which can slide up and down to, to be set in lubricative axle sleeve, and lubricative axle sleeve is fixed on the flange.
Further, the output shaft of the electro spindle is provided with connector, and elastic clip is provided with the endoporus of the connector
Head, the upper end of process tool are inserted in elastic collet, and elastic collet is simultaneously tightened with nut.
Further, the housing passes through fixed frame attachment screw and manipulator flanged joint；The reducing sleeve and lower end
Sealing ring is combined between lid.
Compared to the prior art, the utility model has the advantages that：
1st, the utility model realizes polishing of floating by the first oscillating bearing and multiple cylinders, at utmost avoids polishing firmly
To the impact of electro spindle, electro spindle is effectively avoided to be burnt out because load current is excessive.
2nd, the setting of the detector, can accurately control the float angle of electro spindle mechanism, work as float angle
By forced stoppage during more than preset value, possesses electic protection function.The detector is preferably using accurate displacement sensor, property
Valency calculates the variable quantity of float angle indirectly than high, highly practical, by the variable quantity of displacement, realizes the accurate of float angle
Control.
3rd, the buffer can absorb impact when floating polishing, and can lead to when float angle exceedes preset value
Cross stop nut and realize mechanical position limitation, possess mechanical protection function.
The utility model is described in further detail with reference to the accompanying drawings and embodiments；But one kind of the utility model is floated
Innervation knows that grinding head device is not limited to embodiment.
Brief description of the drawings
Fig. 1 is the structure diagram (workpiece containing polishing) of the utility model；
Fig. 2 is the side view of the utility model；
Fig. 3 is the A-A sectional views of the utility model；
Fig. 4 is that the utility model hides the internal structure schematic diagram after housing；
Fig. 5 is the top view of the utility model；
Fig. 6 is the floating principle figure (C-C section views) of the utility model.
Embodiment
Embodiment, refers to shown in Fig. 1-Fig. 6, and a kind of float of the utility model perceives grinding head device, including body, electricity
Mainshaft mechanism, floating control mechanism, floating control mechanism include the first oscillating bearing 23, multiple cylinders 21 and multiple detectors.
Electro spindle mechanism is installed on body by the first oscillating bearing 23, and multiple cylinders 21 are installed on the body, and along electro spindle machine
Structure is circumferentially uniformly distributed, to carry out floating control to the float angle of electro spindle mechanism.The multiple detector is arranged on body
On, and along the circumferentially distributed of electro spindle mechanism, for (the i.e. following flanges 6, but be not limited to of specified parts in electro spindle mechanism
This) with body on specified parts (i.e. following upper end covers 5, but not limited to this) spacing be detected.Each detector connects respectively
The controller (not embodied in figure) of electro spindle mechanism is connect, to control electricity main when the float angle of electro spindle mechanism exceedes preset value
Axis mechanism forced stoppage.
In the present embodiment, the electro spindle mechanism includes electro spindle 3, reducing sleeve 2, and the output shaft of electro spindle 3, which is provided with, to be added
Work cutter 19, reducing sleeve 2 are sleeved on outside electro spindle 3, and flange 6 is provided with reducing sleeve 2.Specifically, the flange 6 and reducing sleeve 2
It is threadedly coupled, round nut 25 is installed on clamp flange 6 on reducing sleeve 2.The body includes housing 1 and is located at housing 1 opposite two
Upper end cover 5, the bottom end cover 4 at end, the inner ring of the first oscillating bearing 23 are sleeved on outside reducing sleeve 2, and outer ring is limited in housing 1, and electricity is main
The output shaft of axis 3 passes through bottom end cover 4.Flange 6 is located in housing 1, and power supply mainshaft mechanism is formed between flange 6 and upper end cover 5 and is floated
The cavity of dynamic beat.A protective cover 18 is also equipped with the housing 1, which covers on upper end cover 5.
The cylinder 21 is installed on upper end cover 5 by screw, and its thrust output acts on flange 6, specifically, each gas
The piston rod end of cylinder 21 is separately installed with cushion collar 13, which is against on the flange 6.The output of institute's cylinder 21 pushes away
Power acts on flange 6 by cushion collar 13.The multiple cylinder 21 can at utmost absorb impact when floating polishing, lead to
The input air pressure of toning displacements of cylinders 21, the floating beat power of grinding head will also change correspondingly.
In the present embodiment, the detector is specially displacement sensor 28, for measuring between the upper end cover 5 and flange 6
Away from.Multiple displacement sensors 28 are uniformly distributed along the circumferential direction of electro spindle mechanism, and are respectively arranged in the upper end cover 5.Specifically, respectively
A displacement sensor 28 is installed on upper end cover 5 by embracing folder 12 and screw respectively.Accurately measurement obtains institute's displacement sensors 28
Flange 6 and the distance between upper end cover 5 can obtain electro spindle mechanism floating displacement (i.e. electro spindle mechanism beat when produce
Change in displacement), so as to calculate the accurate deflection angle (i.e. float angle) of electro spindle 3 indirectly.Each displacement sensing
The data measured in real time are transferred to controller by device 28 respectively, and the data of reception are handled by controller, and according to processing
Whether output control electro spindle is shut down.When the deflection angle of electro spindle 3 exceedes preset value, the controller controls electric master by force
Axis is shut down, and the utility model is possessed electic protection function.
In the present embodiment, the upper end cover 5 is also equipped with multiple buffers 20, and the plurality of buffer 20 is along electro spindle mechanism
Circumferential direction be uniformly distributed, and respectively close to the flange 6.Specifically, the buffer 20 passes through buffer flange 11, adjusting nut
16th, stop nut 17 and screw are installed on the upper end cover 5, for absorbing the impact to float when polishing, when electro spindle 3
When float angle exceedes preset value, mechanical position limitation is realized by the stop nut 17, the utility model is possessed mechanical protection
Function.
In the present embodiment, further include multiple along the circumferentially distributed of electro spindle mechanism and for limiting electro spindle mechanism around its axis
The position-limit mechanism that line rotates, each position-limit mechanism include spacer pin 9, second joint bearing 22, lubricative axle sleeve 10, second joint respectively
The inner ring of bearing 22 is sleeved on 9 lower end of spacer pin, and is fastened with shaft block ring 32, and 22 outer ring of second joint bearing is mounted in lubricative axle sleeve
In 10 endoporus, and second joint bearing 22 can be slided up and down along lubricative axle sleeve 10, and lubricative axle sleeve 10 is fixed on the flange 6
On.Tightened with upper end cover 5 by round nut 26 9 upper end of spacer pin.When flange 6 is there are during angle beat, second joint axis
Holding 22 will slide up and down in 10 endoporus of lubricative axle sleeve, and 22 Internal and external cycle of second joint bearing will occur with the beat of flange 6
The beat of angle.
In the present embodiment, the output shaft of the electro spindle 3 is provided with ER connectors 31, and is fastened with screw 38, which connects
ER elastic collets 29 are installed, the upper end of the process tool 19 is inserted in ER elastic collets 29, ER bullets in the endoporus of connector 31
Property collet 29 is simultaneously tightened with ER nuts 30.The process tool 19 can be polishing tool or cutting tool.
In the present embodiment, the housing 1 is connected by 7 attachment screw of fixed frame with manipulator flange 6, by the utility model
It is installed on the end flange 8 of robot.Sealing ring 27 is combined between the reducing sleeve 2 and bottom end cover 4, the sealing ring 27 is specific
It is lip-shaped sealed ring, there is sealing and dustproof.
The electro spindle mechanism can opposing body realize the angle floating beat of α/2 around the central point O of the first oscillating bearing 23,
As shown in fig. 6, the float angle of the electro spindle 3 is equivalent to the deflection angle of flange 6.The float angle (α/2) of electro spindle 3 takes
Extruding force certainly is produced to process tool 19 in the power output of cylinder 21 and special-shaped dead head or overlap.
During work, start the power supply of electro spindle 3, the output shaft rotation of electro spindle 3 drives process tool 19 to rotate；Control machine
Device people slowly needs the position polished close to polishing workpiece 39, is commonly called as " to knife "；Process tool 19 encounters the different of polishing workpiece 39
When shape dead head or overlap, extruding force will be produced to process tool 19.When the cutting force of electro spindle 3 is less than extruding force, electricity is main
Axis 3 will realize polishing of floating around the central point O of the first oscillating bearing 23.The dead head or overlap of polishing workpiece 39 are processed cutter
After 19 lasting polishings, the extruding force that it is produced will reduce.Since the power output of cylinder 21 acts on flange 6 and is transferred to electro spindle
3, electro spindle 3 will also reduce gradually with extruding force and automatically revert to center (reseting procedure), until extruding force is zero
When, electro spindle 3 returns fully to center.So far, a floating beat polishing flow is completed.
In other embodiments, institute's displacement sensors are replaced with light electric transducer.
In other embodiments, multiple float angle or floatings for being used to detect electro spindle mechanism are installed on the body
The detector of displacement, the plurality of detector are circumferentially distributed along electro spindle mechanism.
Above-described embodiment is only used for further illustrating that a kind of float of the utility model perceives grinding head device, but this practicality is new
Type is not limited to embodiment, every any simply to be repaiied according to what the technical essence of the utility model made above example
Change, equivalent variations and modification, each fall within the protection domain of technical solutions of the utility model.
Claims (10)
- Grinding head device is perceived 1. floating, including body, electro spindle mechanism, it is characterised in that：Electro spindle mechanism passes through the first joint Bearing is installed on body；Multiple cylinders are installed, the plurality of cylinder is circumferentially distributed along electro spindle mechanism, with to electro spindle on body The float angle of mechanism carries out floating control；Multiple detectors are further included, the plurality of detector is circumferentially distributed along electro spindle mechanism, And the float angle or floating displacement of electro spindle mechanism are detected, or to specified parts in electro spindle mechanism with referring on body The spacing for determining component is detected；Each detector connects the controller of electro spindle mechanism respectively.
- 2. according to claim 1 float perceives grinding head device, it is characterised in that：It is main that the electro spindle mechanism includes electricity Axis, reducing sleeve, reducing sleeve are sleeved on outside electro spindle, and flange is provided with reducing sleeve；The body includes housing and is arranged on shell Upper end cover, bottom end cover on body, the inner ring of the first oscillating bearing are sleeved on outside reducing sleeve, and outer ring is fixed in housing, and flange is located at In housing, the output shaft of electro spindle passes through bottom end cover；The cylinder is installed on upper end cover, and its thrust output acts on flange.
- 3. according to claim 2 float perceives grinding head device, it is characterised in that：The detector for displacement sensor or Photoelectric sensor, for measuring the spacing of the upper end cover and flange, and connects the controller of electro spindle.
- 4. according to claim 2 float perceives grinding head device, it is characterised in that：The detector is installed on the upper end Lid.
- 5. according to claim 2 float perceives grinding head device, it is characterised in that：The upper end cover is also equipped with multiple slow Device is rushed, the plurality of buffer is circumferentially distributed along electro spindle mechanism, and respectively close to the flange.
- 6. according to claim 5 float perceives grinding head device, it is characterised in that：The buffer passes through buffer method Orchid, adjusting nut, stop nut and screw are installed on the upper end cover, and when the float angle of electro spindle exceedes preset value, Mechanical position limitation is realized by the stop nut.
- 7. according to claim 2 float perceives grinding head device, it is characterised in that：The tailpiece of the piston rod part of each cylinder Cushion collar is not installed, which is against on the flange.
- 8. according to claim 2 float perceives grinding head device, it is characterised in that：Further include one or more for limiting Electro spindle mechanism position-limit mechanism rotatable around its axis, the position-limit mechanism include being installed on the spacer pin of the upper end cover, second Oscillating bearing, lubricative axle sleeve, the inner ring of second joint bearing are sleeved on spacer pin lower end, and outer ring, which can slide up and down to, is set in lubrication In axle sleeve, lubricative axle sleeve is fixed on the flange.
- 9. according to claim 2 float perceives grinding head device, it is characterised in that：The output shaft of the electro spindle is provided with Connector, is provided with elastic collet in the endoporus of the connector, the upper end of process tool is inserted in elastic collet, and elastic collet is simultaneously Tightened with nut.
- 10. according to claim 2 float perceives grinding head device, it is characterised in that：The housing is coordinated by fixed frame Screw and manipulator flanged joint；Sealing ring is combined between the reducing sleeve and bottom end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124379.2U CN207255888U (en) | 2017-09-04 | 2017-09-04 | Float and perceive grinding head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721124379.2U CN207255888U (en) | 2017-09-04 | 2017-09-04 | Float and perceive grinding head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207255888U true CN207255888U (en) | 2018-04-20 |
Family
ID=61923442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721124379.2U Active CN207255888U (en) | 2017-09-04 | 2017-09-04 | Float and perceive grinding head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207255888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520708A (en) * | 2017-09-04 | 2017-12-29 | 刘志伟 | One kind, which is floated, perceives grinding head device |
| CN109317734A (en) * | 2018-11-20 | 2019-02-12 | 重庆长泰汽车零部件有限公司 | A kind of universal floating grinding head and equipment |
-
2017
- 2017-09-04 CN CN201721124379.2U patent/CN207255888U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520708A (en) * | 2017-09-04 | 2017-12-29 | 刘志伟 | One kind, which is floated, perceives grinding head device |
| CN109317734A (en) * | 2018-11-20 | 2019-02-12 | 重庆长泰汽车零部件有限公司 | A kind of universal floating grinding head and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107520708A (en) | One kind, which is floated, perceives grinding head device | |
| CN207255888U (en) | Float and perceive grinding head device | |
| CN109282726B (en) | Detection device for autonomously measuring inner diameter of deep hole | |
| CN206048242U (en) | Milling robot flexible connecting device | |
| CN108161730B (en) | Force feedback flexible floating polishing power head and use method thereof | |
| CN203679892U (en) | Tuning clamp for fan-shaped inner support of thin-walled cylinder | |
| CN102528635A (en) | Horizontal honing machine with intelligent control system | |
| CN202448022U (en) | Horizontal honing machine with intelligent control system | |
| CN104014850B (en) | Punching device | |
| CN202952155U (en) | External-cylindrical honing machine | |
| CN102785097B (en) | Crankshaft is to automatic locating centre device | |
| CN104400511A (en) | Clamping device for rotating table of numerical-control processing center | |
| CN107504012A (en) | A kind of axial constant force floating installation | |
| CN202825269U (en) | Crank shaft axial automatic positioning apex device | |
| CN205733120U (en) | A kind of boring bar device for deep hole machining | |
| CN108971530A (en) | Large-scale lathe revolving meber beat centering auxiliary tool and its method | |
| CN214186397U (en) | Digit control machine tool gauge head | |
| CN204657547U (en) | A kind of Cylinder Parts outer round surface drilling-hole positioning device | |
| CN204248497U (en) | A kind of clamping device of numerical control machining center rotary table | |
| CN204565747U (en) | For the automatic control clamping tool of Gear Processing | |
| CN107900793A (en) | The grinding system of double face abrading machine | |
| CN106001687A (en) | Boring bar device for deep hole processing | |
| CN202804908U (en) | Concave spherical surface-lapping mechanism | |
| CN208772481U (en) | Large-scale lathe revolving meber beat centering auxiliary tool | |
| CN203695983U (en) | Device for detecting flatness of workpiece placed at lathe fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |