CN107052371A - High density main shaft device - Google Patents
High density main shaft device Download PDFInfo
- Publication number
- CN107052371A CN107052371A CN201710441151.4A CN201710441151A CN107052371A CN 107052371 A CN107052371 A CN 107052371A CN 201710441151 A CN201710441151 A CN 201710441151A CN 107052371 A CN107052371 A CN 107052371A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- chuck
- push rod
- shells
- positioning
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims 1
- 230000003252 repetitive effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
Abstract
The invention discloses a kind of high density main shaft device, part including clamping, chuck, gripping sleeve, positioning sleeve, top cover, push rod, main shaft, fore bearing, stator, rotor, bearing afterwards, encoder, code-disc, hydraulic jack, hydraulic jack mounting blocks, first main shaft housing, containment member, connection ring, second main shaft housing, retainer ring, retainer plate, locating piece, clamp set of shells, position set of shells, the part of clamping is connected with chuck, chuck is connected with gripping sleeve, chuck, gripping sleeve is all connected with positioning sleeve, gripping sleeve, positioning sleeve is all connected with clamping set of shells, top cover is connected with one end of push rod, top cover, positioning sleeve is all connected with positioning set of shells, positioning set of shells is connected with connection ring, push rod is connected with connection ring, first main shaft housing is connected with containment member, first main shaft housing is all connected with containment member with connection ring, main shaft is located at push rod periphery etc..The need for the present invention has fully met high precision machine tool to high repetitive positioning accuracy main shaft.
Description
Technical field
The present invention relates to a kind of main shaft device, more particularly to a kind of high density main shaft device.
Background technology
At present, the turnery processing of China's oil spout seat part, is typically first carried out, the master of traditional lathe using traditional lathe spindle
Rotating speed is general in 4000r/min, and because traditional lathe spindle is without the high clamping structure for repeating clamping accuracy, typically needs
A set of special mould clamp is designed to carry out clamping to part in addition, and traditional Spindle clamp is in Clamp blocks, has downwards
Draw the power of part to exist, and cause part to have what a downward displacement, i.e. part can not be fixed in main shaft upper end neither one
Repeat clamped position, and cause main shaft in the part of machining high-precision, due to the repetition clamping and positioning precision of part is low and nothing
Method meets the production needs of machine tooling high-precision part.On the other hand, due to and sky that traditional special mould clamp is typically constituted from
Between the larger bulk caused after main shaft claming part it is big, cause the height dimension of bed piece very big, the cost of lathe is very
Height, it is domestic at present to lack very much the compact main shaft device of high rotating speed, high repetition clamping accuracy, installation dimension.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of high density main shaft device, and it has fully met high-precision machine
The need for bed is to high repetitive positioning accuracy main shaft.
The present invention is to solve above-mentioned technical problem by following technical proposals：A kind of high density main shaft device includes folder
Tight part, chuck, gripping sleeve, positioning sleeve, top cover, push rod, main shaft, fore bearing, stator, rotor, rear bearing, encoder, code
Disk, hydraulic jack, hydraulic jack mounting blocks, the first main shaft housing, containment member, connection ring, the second main shaft housing, retainer ring,
Retainer plate, locating piece, clamping set of shells, positioning set of shells, the part of clamping are connected with chuck, and chuck is connected with gripping sleeve, folder
Head, gripping sleeve are all connected with positioning sleeve, and gripping sleeve, positioning sleeve are all connected with clamping set of shells, and top cover is connected with one end of push rod,
Top cover, positioning sleeve are all connected with positioning set of shells, and positioning set of shells is connected with connection ring, and push rod is connected with connection ring, the first master
Shaft housing is connected with containment member, and the first main shaft housing is all connected with containment member with connection ring, and main shaft is located at push rod periphery, main
Fore bearing is provided between axle and containment member, containment member, retainer ring are all connected with the second main shaft housing, stator and the second main shaft
Housing is connected, and rotor is connected with stator, provided with rear bearing between retainer ring and main shaft, and retainer plate is connected with main shaft, retainer ring and
Locating piece is connected, and locating piece is connected with encoder, hydraulic jack mounting blocks are connected with main shaft, hydraulic jack mounting blocks, push rod
One end is all connected with hydraulic jack, and hydraulic jack mounting blocks bottom is provided with code-disc, and encoder is located at code-disc periphery.
Preferably, the quantity of the fore bearing is four.
Preferably, connection ring is provided with connection firmware.
Preferably, the chuck, the shape of gripping sleeve are all half cone-shapeds.
Preferably, the gripping sleeve is provided with an inner conical surface, and chuck is provided with a male cone (strobilus masculinus), and inner conical surface and male cone (strobilus masculinus) are mutual
Coordinate and be all inclined-plane.
The positive effect of the present invention is：This main shaft device instead of traditional main shaft and clamp device completely,
Because the speed of mainshaft improves more than 50%.So that the processing efficiency of main shaft improves more than 50%, machine tooling zero is met
The need for part beat.The precision that the part clamping device of this main shaft repeats Clamp blocks has reached more than 0.004mm, fully meets
The need for high precision machine tool is to high repetitive positioning accuracy main shaft.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Embodiment
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, to describe technical scheme in detail.
As shown in figure 1, high density main shaft device of the present invention include chuck 2, gripping sleeve 3, positioning sleeve 4, top cover 5, push rod 6,
Main shaft 7, fore bearing 8, stator 9, rotor 10, rear bearing 11, encoder 12, code-disc 13, hydraulic jack 14, hydraulic jack mounting blocks
15th, the first main shaft housing 16, containment member 17, connection ring 18, the second main shaft housing 19, retainer ring 20, retainer plate 21, locating piece
22nd, set of shells 23, positioning set of shells 24 are clamped, chuck 2 is connected with gripping sleeve 3, and chuck 2, gripping sleeve 3 are all connected with positioning sleeve 4,
Gripping sleeve 3, positioning sleeve 4 all with clamp set of shells 23 be connected, top cover 5 is connected with one end of push rod 6, top cover 5, positioning sleeve 4 all with
Position set of shells 24 to be connected, positioning set of shells 24 is connected with connection ring 18, and push rod 6 is connected with connection ring 18, the first main shaft housing
16 are connected with containment member 17, and the first main shaft housing 16 is all connected with containment member 17 with connection ring 18, and main shaft 7 is located at push rod 6
Periphery, between main shaft 7 and containment member 17 be provided with fore bearing 8, containment member 17, retainer ring 20 all with the phase of the second main shaft housing 19
Even, stator 9 is connected with the second main shaft housing 19, and rotor 10 is connected with stator 9, and rear bearing is provided between retainer ring 20 and main shaft 7
11, retainer plate 21 is connected with main shaft 7, and retainer ring 20 is connected with locating piece 22, and locating piece 22 is connected with encoder 12, hydraulic jack
Mounting blocks 15 are connected with main shaft 7, and hydraulic jack mounting blocks 15, one end of push rod 6 are all connected with hydraulic jack 14, hydraulic jack peace
Dress block 15 bottom is provided with code-disc 13, and encoder 12 is located at the periphery of code-disc 13；
The quantity of the fore bearing 8 is four, can so improve rotating speed.
Connection ring 18 is provided with connection firmware so that connection ring 18 is connected more firm with the first main shaft housing 16.
The chuck 2, the shape of gripping sleeve 3 are all half cone-shapeds, so being capable of stronger Clamp blocks.
Chuck 2 clamps a part 1, so convenient to fix.
Gripping sleeve cooperates provided with a male cone (strobilus masculinus), inner conical surface and male cone (strobilus masculinus) provided with an inner conical surface, chuck and is all
Inclined-plane, so facilitate gripping sleeve and chuck separately or in combination together with, improve clamping force.
Chuck and gripping sleeve are used to clamp and loosen part, and positioning sleeve is used to fix top cover, and top cover is used to promote gripping sleeve,
Push rod is used to promote top cover with main shaft, and stator and rotor are used for supporting post-rod and main shaft, and fore bearing and rear bearing, which are used to improve, to be pushed up
The rotary speed of bar and main shaft, encoder and code-disc are used to accurately measure and record data, and hydraulic jack mounting blocks are used to install
Hydraulic jack and fixed code-disc, the first main shaft housing and the second main shaft housing are used to protect main shaft, and containment member is to front axle
Hold and sealed, connection ring is used for connecting positioning sleeve housing and containment member, retainer ring is used to fix the second main shaft housing and fixed
Position block, retainer plate is with fixing retainer ring, and locating piece is used for regular coding device, clamps set of shells and positioning set of shells is respectively used to
Protect gripping sleeve and positioning sleeve.
The present invention realizes that the clamping process of part is as follows：The hydraulic jack bottom oil-feed of bottom, promotes push rod toward on main shaft
Portion direction is moved, and push rod promotes top cover and gripping sleeve to move upwards, now, due to because positioning sleeve and chuck are all the time by axially solid
Live calmly, it is impossible to which mobile, gripping sleeve is in the presence of inner conical surface, chuck Clamp blocks, because chuck is protected all the time in Clamp blocks
Hold and do not move axially, therefore ensure that part very high repetitive positioning accuracy.
What the present invention realized part loosens process：The hydraulic pressure hydraulic jack top oil-feed of bottom, pulls push rod toward under main shaft
Portion direction is moved, and push rod pulls top cover and gripping sleeve to move downward, now, due to because positioning sleeve and chuck are all the time by axially solid
Live calmly, it is impossible to mobile, the inner conical surface of gripping sleeve is separated with the male cone (strobilus masculinus) of chuck, and chuck loosens part.
The bottom of main shaft equipped with hydraulic jack clamp, the middle and lower part of main shaft equipped with powerful stator and turn
Son, high-precision bearing positioning device is disposed with the middle and upper part of main shaft, on main same top, is clamped equipped with a set of high repetition
The clamping device of precision, equipped with push rod hydraulic pressure hydraulic jack and the clamping device of upper end are connected in the core of main shaft.This
Main shaft device instead of traditional main shaft and clamp device completely, because the speed of mainshaft improves more than 50%.So that main shaft
Processing efficiency improve more than 50%, the need for meeting machine tooling part beat.The part clamping device weight of this main shaft
The precision of multiple Clamp blocks has reached more than 0.004mm, has fully met high precision machine tool to high repetitive positioning accuracy main shaft
Need.
Particular embodiments described above, technical problem, technical scheme and beneficial effect to the solution of the present invention are carried out
It is further described, should be understood that the specific embodiment that the foregoing is only of the invention, be not limited to
The present invention, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. should be included in this
Within the protection domain of invention.
Claims (5)
1. a kind of high density main shaft device, it is characterised in that its part for including clamping, chuck, gripping sleeve, positioning sleeve, top cover,
Push rod, main shaft, fore bearing, stator, rotor, rear bearing, encoder, code-disc, hydraulic jack, hydraulic jack mounting blocks, the first master
Shaft housing, containment member, connection ring, the second main shaft housing, retainer ring, retainer plate, locating piece, clamping set of shells, positioning sheath body
Body, the part of clamping is connected with chuck, and chuck is connected with gripping sleeve, and chuck, gripping sleeve are all connected with positioning sleeve, gripping sleeve, fixed
Position set is all connected with clamping set of shells, and top cover is connected with one end of push rod, and top cover, positioning sleeve are all connected with positioning set of shells, fixed
Position set of shells is connected with connection ring, and push rod is connected with connection ring, and the first main shaft housing is connected with containment member, the first main shaft housing
All it is connected with containment member with connection ring, main shaft is located at push rod periphery, and fore bearing is provided between main shaft and containment member, seals structure
Part, retainer ring are all connected with the second main shaft housing, and stator is connected with the second main shaft housing, and rotor is connected with stator, retainer ring with
Rear bearing is provided between main shaft, retainer plate is connected with main shaft, and retainer ring is connected with locating piece, and locating piece is connected with encoder, liquid
Compressing cylinder mounting blocks are connected with main shaft, and hydraulic jack mounting blocks, one end of push rod are all connected with hydraulic jack, and hydraulic jack is installed
Block bottom is provided with code-disc, and encoder is located at code-disc periphery.
2. high density main shaft device as claimed in claim 1, it is characterised in that the quantity of the fore bearing is four.
3. high density main shaft device as claimed in claim 1, it is characterised in that connection ring is provided with connection firmware.
4. high density main shaft device as claimed in claim 1, it is characterised in that the chuck, the shape of gripping sleeve are all half
Cone.
5. high density main shaft device as claimed in claim 1, it is characterised in that the gripping sleeve is provided with an inner conical surface, folder
Head cooperates provided with a male cone (strobilus masculinus), inner conical surface and male cone (strobilus masculinus) and is all inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710441151.4A CN107052371A (en) | 2017-06-13 | 2017-06-13 | High density main shaft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710441151.4A CN107052371A (en) | 2017-06-13 | 2017-06-13 | High density main shaft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107052371A true CN107052371A (en) | 2017-08-18 |
Family
ID=59595729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710441151.4A Pending CN107052371A (en) | 2017-06-13 | 2017-06-13 | High density main shaft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107052371A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940175A (en) * | 2019-04-22 | 2019-06-28 | 宁波市鄞州华本电主轴科技有限公司 | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201086132Y (en) * | 2007-09-12 | 2008-07-16 | 广州机床厂有限公司 | Lathe spindle unit |
| CN203830743U (en) * | 2014-04-16 | 2014-09-17 | 张家港乙腾机械有限公司 | Work-piece main shaft device of horizontal gear hobbing machine |
| CN203875353U (en) * | 2014-04-15 | 2014-10-15 | 浙江宇泰精密机械有限公司 | Spindle box |
| CN104308626A (en) * | 2014-10-22 | 2015-01-28 | 北京奥博汽车电子电器有限公司 | Cutter changing device |
| CN204603317U (en) * | 2015-02-06 | 2015-09-02 | 东莞市科隆电机有限公司 | A kind of concealed electric main shaft for high-speed milling and drilling |
| CN207026493U (en) * | 2017-06-13 | 2018-02-23 | 朗快智能科技（杭州）有限公司 | High density main shaft device |
-
2017
- 2017-06-13 CN CN201710441151.4A patent/CN107052371A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201086132Y (en) * | 2007-09-12 | 2008-07-16 | 广州机床厂有限公司 | Lathe spindle unit |
| CN203875353U (en) * | 2014-04-15 | 2014-10-15 | 浙江宇泰精密机械有限公司 | Spindle box |
| CN203830743U (en) * | 2014-04-16 | 2014-09-17 | 张家港乙腾机械有限公司 | Work-piece main shaft device of horizontal gear hobbing machine |
| CN104308626A (en) * | 2014-10-22 | 2015-01-28 | 北京奥博汽车电子电器有限公司 | Cutter changing device |
| CN204603317U (en) * | 2015-02-06 | 2015-09-02 | 东莞市科隆电机有限公司 | A kind of concealed electric main shaft for high-speed milling and drilling |
| CN207026493U (en) * | 2017-06-13 | 2018-02-23 | 朗快智能科技（杭州）有限公司 | High density main shaft device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940175A (en) * | 2019-04-22 | 2019-06-28 | 宁波市鄞州华本电主轴科技有限公司 | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure |
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