CN205085817U - Dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive - Google Patents
Dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive Download PDFInfo
- Publication number
- CN205085817U CN205085817U CN201520889297.1U CN201520889297U CN205085817U CN 205085817 U CN205085817 U CN 205085817U CN 201520889297 U CN201520889297 U CN 201520889297U CN 205085817 U CN205085817 U CN 205085817U
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- CN
- China
- Prior art keywords
- emery wheel
- spacer ring
- cooling water
- main shaft
- armature spindle
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of grinding equipment, a dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive is disclosed, this dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive includes gland, left motor mechanism, left balancing piece, left pressure disk, interior cold emery wheel, right pressure disk, right balancing piece, right motor mechanism, right clamping cap, rotor shaft, dynamic balance appearance, rotary joint, both ends are provided with left and right motor mechanism about the rotor shaft, and inside is provided with cooling water route mechanism and installs the dynamic balance appearance for hollow structure, and the right -hand member is provided with the fastening of right clamping cap, and hold about the rotor shaft middle part to set up and install the fixed internal cooling emery wheel of left and right pressure disk, left and right pressure disk sets up the left and right balancing piece of installation. This dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive compactness rational in infrastructure, internal cooling emery wheel reduction grinding heat adopts interior dynamic balance appearance of axle and balancing piece to keep balance, has characteristics such as power is big, bearing capacity big, smooth operation, degree of automation height, gyration precision height.
Description
Technical field
The utility model belongs to equipment for grinding technical field, particularly a kind of Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft.
Background technology
At present, the main shaft that domestic centerless grinder adopts is generally mechanical axis, driven by bindiny mechanism by external motor, bearing many employings rolling bearing or hydrostatic bearing, because external motor drives, driving-chain is many, grinding wheel spindle overall structure is huge, single motor driving power is little, emery wheel discontinuity, when carrying out grinding, by external refrigeration liquid, spray cooling is carried out to contact site, but because of airflow barrier inhibition, cooling effect is general, often there is the phenomenon that surface of the work is burnt because of grinding high temperature, reduce product percent of pass, dynamic balancing is carried out in crushing back balance many employings balance weight adjustment of grinding wheel spindle, weak effect, time is long, efficiency is low.
Summary of the invention
The deficiency that the utility model exists for existing centreless grinding grinding technique and defect, a kind of Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft is provided, power is large, rotating accuracy is high, good cooling results and balance good.
The technical scheme that the utility model adopts: a kind of Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft, comprise gland, left motor mechanism, left balance weight, left platen, interior cold emery wheel, right platen, right balance weight, right motor mechanism, right friction top, armature spindle, dynamic balance instrument, swivel joint, two ends, described armature spindle left and right are provided with a left side, right motor mechanism, inside is provided with cooling water channel mechanism for hollow structure and is provided with dynamic balance instrument, it is fastening that right-hand member is provided with right friction top, in the middle part of armature spindle, left and right end setting is provided with a left side, cooling emery wheel in right platen is fixing, a described left side, right platen is arranged installs a left side, right balance weight.
Described left motor mechanism comprises for left end cap, left spacer ring, left front bearing, left axle sleeve, left back bearing, left stator component, left rotor parts, left clamping sleeve, left inside spacer ring, left rotor parts arrange and are fixed on armature spindle left end, the left end of left rotor parts is provided with the left clamping sleeve of fastening effect, this left rotor parts periphery is provided with left stator component, this left stator component arranges and is fixed on middle part in left axle sleeve, left front bearing block and left rear axle bearing are fixedly set in left end and the right-hand member of left axle sleeve, arrange at left front bearing block left end and left spacer ring is installed, left inside spacer ring and left end cap.
Described right motor mechanism comprises right back bearing, right axle sleeve, right front bearing, right spacer ring, right end cap, right clamping sleeve, right stator component, right-hand rotation subassembly, right inside spacer ring, right-hand rotation subassembly arranges and is fixed on armature spindle right-hand member, the right-hand member of right-hand rotation subassembly is provided with the right clamping sleeve of fastening effect, this right-hand rotation subassembly periphery is provided with right stator component, this right stator component arranges and is fixed on middle part in right axle sleeve, front right axle bearing and right back bearing block are fixedly set in right-hand member and the left end of right axle sleeve, arrange at front right axle bearing right-hand member and right spacer ring is installed, right inside spacer ring and right end cap.
Described left axle sleeve is provided with oil inlet passage, in the middle part of this left axle sleeve, external diameter is provided with fuel feed hole and oil outlet, and be communicated with the axial oil duct of axle sleeve, this axial oil duct is communicated with the oil duct leading to inner chamber at axle sleeve two ends, and dock with the oil duct of left front bearing and left back bearing, lead to the left end radial surface of armature spindle, simultaneously left front bearing is provided with oil duct and is communicated with the oil duct of left end cap with left spacer ring.
Described right axle sleeve is provided with oil inlet passage, in the middle part of this right axle sleeve, external diameter is provided with fuel feed hole and oil outlet, and be communicated with the axial oil duct of axle sleeve, this axial oil duct is communicated with the oil duct leading to inner chamber at axle sleeve two ends, and dock with the oil duct of right front bearing and right back bearing, lead to the right-hand member radial surface of armature spindle, simultaneously right front bearing is provided with oil duct and is communicated with the oil duct of right end cap with right spacer ring.
Suo Su cooling water channel mechanism comprises swivel joint, armature spindle, interior cooling emery wheel, in the middle part of described armature spindle, both sides are provided with axial cooling water hole, at close interior cooling emery wheel position, be provided with the radial cooling water hole of three rows to be communicated with axial cooling water hole, cooling liquid is by the swivel joint of left end, armature spindle internal cooling water hole, the inner surface of cooling emery wheel in arriving, the contact surface of cooling emery wheel and workpiece in being arrived by the radial hole of interior cooling emery wheel.
The beneficial effects of the utility model are: 1. Dual-motors Driving, and power is large; 2. dynamic and hydrostatic bearing supporting, rotating accuracy is high, and the life-span is long; 3. cooling emery wheel in adopting, main shaft internal temperature rise is low, and contact site grinding temperature rise is low; 4. adopt dynamic balance instrument and balance weight in axle to balance, grinding wheel spindle balance is good, smooth running.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of Dual Drive coreless grinding wheel of the utility model dynamic/static piezoelectric main shaft.
Number in the figure 1 is gland, 2 is left end cap, 3 is left spacer ring, 4 is left front bearing, 5 is left axle sleeve, 6 is left back bearing, 7 is left balance weight, 8 is left platen, 9 is interior cold emery wheel, 10 is right platen, 11 is right balance weight, 12 is right back bearing, 13 is right axle sleeve, 14 is right front bearing, 15 is right spacer ring, 16 is right end cap, 17 is right friction top, 18 is right inside spacer ring, 19 is right clamping sleeve, 20 is right stator component, 21 is right-hand rotation subassembly, 22 is armature spindle, 23 is dynamic balance instrument, 24 is left stator component, 25 is left rotor parts, 26 is left clamping sleeve, 27 is left inside spacer ring, 28 is swivel joint.
Detailed description of the invention
Also by specific embodiment Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft of the present utility model is described in detail more below in conjunction with Fig. 1.
Shown in Fig. 1, a kind of Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft of the present utility model, comprise gland 1, left balance weight 7, left platen 8, interior cold emery wheel 9, right platen 10, right balance weight 11, right friction top 17, armature spindle 22, dynamic balance instrument 23, swivel joint 28, described armature spindle about 22 two ends are provided with a left side, right motor mechanism, inside is provided with cooling water channel mechanism for hollow structure and is provided with dynamic balance instrument 23, it is fastening that right-hand member is provided with right friction top 26, in the middle part of armature spindle 22, left and right end setting is provided with a left side, cooling emery wheel 9 in right platen 8 and 10 is fixing, a described left side, right platen 8 and 10 is arranged installs a left side, right balance weight 7 and 11.
Described left motor mechanism comprises for left end cap 2, left spacer ring 3, left front bearing 4, left axle sleeve 5, left back bearing 6, left stator component 24, left rotor parts 25, left clamping sleeve 26, left inside spacer ring 27, left rotor parts 25 arrange and are fixed on armature spindle 22 left end, the left end of left rotor parts 25 is provided with the left clamping sleeve 26 of fastening effect, this left rotor parts periphery is provided with left stator component 24, this left stator component arranges and is fixed on middle part in left axle sleeve 5, left front bearing 4 and left back bearing 6 are fixedly set in left end and the right-hand member of left axle sleeve 5, arrange at left front bearing 4 left end and left spacer ring 3 is installed, left inside spacer ring 27 and left end cap 2.
Described right motor mechanism comprises right back bearing 12, right axle sleeve 13, right front bearing 14, right spacer ring 15, right end cap 16, right clamping sleeve 19, right stator component 20, right-hand rotation subassembly 21, right inside spacer ring 18, right-hand rotation subassembly 21 arranges and is fixed on armature spindle 22 right-hand member, the right-hand member of right-hand rotation subassembly 21 is provided with the right clamping sleeve 19 of fastening effect, this right-hand rotation subassembly periphery is provided with right stator component 20, this right stator component arranges and is fixed on middle part in right axle sleeve 13, right front bearing 14 and right back bearing 12 are fixedly set in right-hand member and the left end of right axle sleeve 13, arrange at right front bearing 14 right-hand member and right spacer ring 15 is installed, right inside spacer ring 18 and right end cap 16.
Described left axle sleeve 5 is provided with oil inlet passage, in the middle part of this left axle sleeve, external diameter is provided with fuel feed hole and oil outlet, and be communicated with the axial oil duct of left axle sleeve 5, this axial oil duct is communicated with the oil duct leading to inner chamber at left axle sleeve two ends, and dock with the oil duct of left front bearing 4 and left back bearing 6, lead to the left end radial surface of armature spindle 22, simultaneously left front bearing 4 is provided with oil duct and is communicated with the oil duct of left spacer ring 3, left end cap 2.
Described right axle sleeve 13 is provided with oil inlet passage, in the middle part of this right axle sleeve, external diameter is provided with fuel feed hole and oil outlet, and be communicated with the axial oil duct of right axle sleeve 13, this axial oil duct is communicated with the oil duct leading to inner chamber at right axle sleeve two ends, and dock with the oil duct of right front bearing 14 and right back bearing 12, lead to the right-hand member radial surface of armature spindle 22, simultaneously right front bearing 14 is provided with oil duct and is communicated with the oil duct of right spacer ring 15, right end cap 16.
Suo Su cooling water channel mechanism comprises swivel joint 28, armature spindle 22, interior cooling emery wheel 9, in the middle part of described armature spindle 22, both sides are provided with axial cooling water hole, at close interior cooling emery wheel 22 position, be provided with the radial cooling water hole of three rows to be communicated with axial cooling water hole, cooling liquid passes through swivel joint 28, the armature spindle 22 internal cooling water hole of left end, the inner surface of cooling emery wheel 9 in arriving, by the contact surface of cooling emery wheel 9 in the radial hole arrival of interior cooling emery wheel 9 with workpiece.
Use procedure of the present utility model or duty: first, the pressure oil provided by external hydraulic station is through a left side, the fuel feed hole of right axle sleeve 5 and 13, by a left side, the oil duct of right axle sleeve 5 and 13 is by left front bearing 4, left back bearing 6 and right front bearing 14, right back bearing 12 oil duct arrives a left side for armature spindle 22, right-hand member radial surface, armature spindle 22 is suspended, at armature spindle 22 and left front bearing 4, left back bearing 6, right front bearing 14, ring-type oil film is formed between right back bearing 12, simultaneously, pressure oil is by the oil duct of left front bearing 4, the left front end radial surface of armature spindle 22 is arrived through left spacer ring 3 oil duct and left end cap 2 oil duct, the gap of left end cap 2 and left front bearing 4 end face is adjusted by left spacer ring 3, pressure oil is by the oil duct of right front bearing 14, armature spindle 22 right front ends radial surface is arrived through right spacer ring 15 oil duct and right end cap 16 oil duct, the gap of right end cap 16 and right front bearing 14 end face is adjusted by right spacer ring 15.By external converter power supply, by left and right stator component 24 and 25, left and right rotor part 20 and 21 synchronously drives armature spindle 22 of the present invention when rotating without when Metal Contact, drives the interior cooling emery wheel 9 be arranged in the middle part of armature spindle 22 to rotate simultaneously.High-pressure cooling liquid is arrived the middle part of close interior cooling emery wheel 9 from left front end by the axial Cooling Holes in the middle part of armature spindle 22 by two swivel joints 28, again by three row's radial holes, cooling emery wheel 9 inner surface in arriving, cool the effect of emery wheel 9 centrifugal force in High Rotation Speed under, cooling emery wheel 9 and processing work contact surface in cooling fluid is arrived by the radial hole of interior cooling emery wheel 9, play the effect reducing grinding heat temperature rise.Before electro spindle running, the balance cooling emery wheel 9 in electro spindle is adjusted by the left and right balance weight 7 and 11 being arranged on left and right platen 8 and 10, after electro spindle running, the dynamic balance instrument 23 installed in armature spindle 22, after interior cooling emery wheel 9 weares and teares, automatically adjust electro spindle aequum according to wear extent, keep the state being in a kind of stable equilibrium in electro spindle in cooling emery wheel 9 operation process all the time.
Claims (4)
1. a Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft, comprise gland, left motor mechanism, left balance weight, left platen, interior cold emery wheel, right platen, right balance weight, right motor mechanism, right friction top, armature spindle, dynamic balance instrument, swivel joint, it is characterized in that, two ends, described armature spindle left and right are provided with a left side, right motor mechanism, inside is provided with cooling water channel mechanism for hollow structure and is provided with dynamic balance instrument, it is fastening that right-hand member is provided with right friction top, in the middle part of armature spindle, left and right end setting is provided with a left side, cooling emery wheel in right platen is fixing, a described left side, right platen is arranged installs a left side, right balance weight.
2. Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft according to claim 1, it is characterized in that: described left motor mechanism comprises left end cap, left spacer ring, left front bearing, left axle sleeve, left back bearing, left stator component, left rotor parts, left clamping sleeve, left inside spacer ring, left rotor parts arrange and are fixed on armature spindle left end, the left end of left rotor parts is provided with the left clamping sleeve of fastening effect, this left rotor parts periphery is provided with left stator component, this left stator component arranges and is fixed on middle part in left axle sleeve, left front bearing block and left rear axle bearing are fixedly set in left end and the right-hand member of left axle sleeve, arrange at left front bearing block left end and left spacer ring is installed, left inside spacer ring and left end cap.
3. Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft according to claim 1, it is characterized in that: described right motor mechanism comprises right back bearing, right axle sleeve, right front bearing, right spacer ring, right end cap, right clamping sleeve, right stator component, right-hand rotation subassembly, right inside spacer ring, right-hand rotation subassembly arranges and is fixed on armature spindle right-hand member, the right-hand member of right-hand rotation subassembly is provided with the right clamping sleeve of fastening effect, this right-hand rotation subassembly periphery is provided with right stator component, this right stator component arranges and is fixed on middle part in right axle sleeve, front right axle bearing and right back bearing block are fixedly set in right-hand member and the left end of right axle sleeve, arrange at front right axle bearing right-hand member and right spacer ring is installed, right inside spacer ring and right end cap.
4. Dual Drive coreless grinding wheel dynamic/static piezoelectric main shaft according to claim 1, it is characterized in that: described cooling water channel mechanism comprises swivel joint, axial cooling water hole, radial cooling water hole, interior cooling emery wheel, described axial cooling water hole is arranged on both sides in the middle part of armature spindle, this axial cooling water hole left end swivel joint is communicated with, right-hand member and close interior cooling emery wheel position arrange the radial cooling water holes of three rows and are communicated with, cooling liquid is by the swivel joint of left end, axial cooling water hole and radial cooling water hole, the inner surface of cooling emery wheel in arriving, the contact surface of cooling emery wheel and workpiece in being arrived by the radial hole of interior cooling emery wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520889297.1U CN205085817U (en) | 2015-11-10 | 2015-11-10 | Dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520889297.1U CN205085817U (en) | 2015-11-10 | 2015-11-10 | Dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205085817U true CN205085817U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520889297.1U Expired - Fee Related CN205085817U (en) | 2015-11-10 | 2015-11-10 | Dull polish static pressure electricity main shaft that moves in turn is not in mood for to dual drive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205085817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234812A (en) * | 2015-11-10 | 2016-01-13 | 安阳工学院 | Dual-drive centreless grinding wheel dynamic and static motorized spindle |
-
2015
- 2015-11-10 CN CN201520889297.1U patent/CN205085817U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234812A (en) * | 2015-11-10 | 2016-01-13 | 安阳工学院 | Dual-drive centreless grinding wheel dynamic and static motorized spindle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160316 Termination date: 20171110 |