CN203711870U - Dynamic balance adjustment mechanism of machine tool direct connection main shaft - Google Patents
Dynamic balance adjustment mechanism of machine tool direct connection main shaft Download PDFInfo
- Publication number
- CN203711870U CN203711870U CN201320893817.7U CN201320893817U CN203711870U CN 203711870 U CN203711870 U CN 203711870U CN 201320893817 U CN201320893817 U CN 201320893817U CN 203711870 U CN203711870 U CN 203711870U
- Authority
- CN
- China
- Prior art keywords
- dynamic balance
- dynamic balancing
- balance adjustment
- main shaft
- locking nut
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Abstract
The utility model discloses a dynamic balance adjustment mechanism of a machine tool direct connection main shaft. The dynamic balance adjustment mechanism comprises a mechanism body, a shaft core, a locking nut, a dynamic balance adjustment disc, a cylinder body and a cover plate, wherein the shaft core is connected inside the mechanism body in a penetrating mode and pivoted to the mechanism body through a bearing, the locking nut is connected to the outer thread face outside the shaft core in a threaded mode, the dynamic balance adjustment disc is arranged outside the shaft core in a sleeved mode, fixed between the inner circle of the bearing and the locking nut and provided with a plurality of dynamic balance adjustment holes extending from the outer lateral side of the dynamic balance adjustment disc to the inside, the multiple dynamic balance adjustment holes are formed around the circumference of a center shaft of the dynamic balance adjustment disc, adjustment screws are connected inside the dynamic balance adjustment holes in a threaded mode, the cylinder body is fixed to the mechanism body and located outside the dynamic balance adjustment disc, an opening flush with the dynamic balance adjustment holes in the axial direction is formed in the cylinder body, and the cover plate covers the opening in a detachable mode. According to the dynamic balance adjustment mechanism, dynamic balance of the main shaft can be adjusted in an online mode without disassembling the main shaft, the process of secondarily adjusting the dynamic balance of the main shaft is simplified, and meanwhile the adjustment accuracy is improved.
Description
Technical field
The utility model relates to a kind of dynamic balancing governor motion of lathe direct-connected main shaft.
Background technology
Existing direct-connected main shaft, after assembling completes, due to material, parts machining error and rigging error, all needs the dynamic balancing of complete machine to adjust, and to eliminate amount of unbalance, avoids main shaft when work, to produce vibration.At present, after direct-connected main shaft is assembled on lathe, owing to having increased new rotary part, can cause new rigging error to produce; Under the restriction of the factors such as locus, while again adjusting dynamic balancing, direct-connected main shaft need to be disassembled, according to being assemblied in the amount of unbalance producing on lathe, again adjust the dynamic balancing of direct-connected main shaft, this mode need to be through repeatedly dismounting, installation process, could eliminate the vibration of main shaft, obviously, this dynamically balanced adjustment process is comparatively complicated, and the degree of accuracy regulating is lower.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of dynamic balancing governor motion of lathe direct-connected main shaft, and it can simplify the process that the dynamic balancing of direct-connected main shaft secondary regulates, and improves the precision regulating.
For achieving the above object, the utility model adopts following technical scheme:
The dynamic balancing governor motion of lathe direct-connected main shaft, comprises,
Body;
Cross-under internal body and by bearing hinge joint the axle core on body;
Be screwed onto the locking nut on the external screw thread face of axle core outside;
Be enclosed within axle core outside and be fixed on the dynamic balancing adjustment disk between bearing inner race and locking nut, on this dynamic balancing adjustment disk, be provided with a plurality of lateral surfaces by dynamic balancing adjustment disk to the dynamic balancing adjustment hole extending radially inwardly, the central shaft circumference array of the plurality of dynamic balancing adjustment hole moving balance adjustment dish, is bolted with adjustment screw in dynamic balancing adjustment hole;
Be fixed on body and be positioned at the cylinder body of dynamic balancing adjustment disk outside, on cylinder body, be provided with one with the axial concordant opening of dynamic balancing adjustment hole;
Dismountable cover plate that is sealed on opening part.
Cover plate is fixed on cylinder body by lock-screw.
On locking nut, be provided with one and extend to the screwed hole of its medial surface by its lateral surface, in this screwed hole, be embedded with one with the plug of the external screw thread face interlock of axle core, in screwed hole, be bolted with one plug inwardly pushed up to the holding screw of pressure.
The beneficial effects of the utility model are:
Than prior art, the utility model is when regulating dynamic balancing, without dismounting main shaft, only need to open cover plate, the secondary that can complete spindle dynamic balance regulates, and after having adjusted, then cover plate is fixed on cylinder body, can adjust online the dynamic balancing of main shaft, without dismounting main shaft, simplified the process that the dynamic balancing of main shaft secondary regulates, simultaneously, can be arranged on the amount of unbalance producing on lathe according to main shaft and adjust, improve the precision regulating.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the scheme of installation of the utility model cylinder body and cover plate;
Wherein: 10, body; 11, bearing; 20, axle core; 21, external screw thread face; 30, dynamic balancing adjustment disk; 31, dynamic balancing adjustment hole; 40, locking nut; 41, holding screw; 42, plug; 43, screwed hole; 50, cylinder body; 51, opening; 60, cover plate; 61, lock-screw.
The specific embodiment
Below, by reference to the accompanying drawings and the specific embodiment, the utility model is described further:
As Fig. 1, shown in 2, for the dynamic balancing governor motion of a kind of lathe direct-connected main shaft of the present utility model, it comprises, body 10, axle core 20, dynamic balancing adjustment disk 30, locking nut 40, cylinder body 50 and cover plate 60, wherein, 20 cross-under of axle core are inner and be articulated on body 10 by a bearing 11 at body 10, the outer surface of axle core 20 offers external screw thread face 21, locking nut 40 is screwed onto on external screw thread face 21, dynamic balancing adjustment disk 30 is enclosed within the outside of axle core 20 and between bearing 11 inner ring upper surfaces and locking nut 40, screw locking nut 40, dynamic balancing adjustment disk 30 and axle core 20 and bearing 11 inner rings can be locked, on dynamic balancing adjustment disk 30, be provided with a plurality of dynamic balancing adjustment holes 31 that extended internally by its lateral surface, dynamic balancing adjustment hole 31 is along the radially extension of dynamic balancing adjustment disk 30, and the central shaft circumference array of the plurality of dynamic balancing adjustment hole 31 moving balance adjustment dishes 30, in dynamic balancing adjustment hole 31, be bolted with adjustment screw (not shown), can select adjustment screw to screw in dynamic balancing adjustment hole 31 or in driven balance adjustment hole 31 and take out, realize the counterweight in the 20 different radial positions of axle core.Cylinder body 50 is fixedly connected on the top end face of body 10, cylinder body 50 is positioned at the outside of dynamic balancing adjustment disk 30, on cylinder body 50, offer an opening 51, this opening 51 is concordant in the axial direction with dynamic balancing adjustment hole 31, by the outside of opening 51, directly can observe the outboard end of dynamic balancing adjustment hole 31, cover plate 60 is for capping opening 51, and the periphery of this cover plate 60 is fixed on cylinder body 50 by lock-screw 61.
After main shaft is installed on lathe, open cover plate 60, according to amount of unbalance, the interior screw-in adjustment screw of the dynamic balancing adjustment hole 31 on dynamic balancing the adjustment disk 30 or former adjustment screw that is positioned at dynamic balancing adjustment hole 31 is screwed out optionally, for axle core 20 counterweights, to eliminate amount of unbalance, reduce or eliminate the vibration of main shaft.
Such scheme is when regulating dynamic balancing, without dismounting main shaft, only need to open cover plate 60, the secondary that can complete spindle dynamic balance regulates, after adjustment completes, again cover plate 60 is fixed on cylinder body 50, can adjusts online the dynamic balancing of main shaft, without dismounting main shaft, simplified the process that the dynamic balancing of main shaft secondary regulates, meanwhile, can be arranged on the amount of unbalance producing on lathe according to main shaft and adjust, improve the precision regulating.
In addition, loosening in order to prevent dynamic balancing adjustment disk 30 and locking nut 40, on locking nut 40, be provided with one and extend to the screwed hole 43 of its medial surface by its lateral surface, in this screwed hole 43, be embedded with one with the plug 42 of external screw thread face 21 interlocks of axle core 20, in screwed hole 43, be bolted with one by plug 42 holding screw 41 that inwardly press on top, screw holding screw 41, make plug 42 medial extremitys and the sufficient interlock of external screw thread face 21, thereby effectively prevent that locking nut 40 is loosening with axle core 20, prevent that loosening phenomenon from appearring in dynamic balancing adjustment disk 30.
To one skilled in the art, can make other various corresponding changes and deformation according to technical scheme described above and design, and within these all changes and deformation all should belong to the protection domain of the utility model claim.
Claims (3)
1. the dynamic balancing governor motion of lathe direct-connected main shaft, is characterized in that, comprise,
Body;
Cross-under internal body and by bearing hinge joint the axle core on body;
Be screwed onto the locking nut on the external screw thread face of axle core outside;
Be enclosed within axle core outside and be fixed on the dynamic balancing adjustment disk between bearing inner race and locking nut, on this dynamic balancing adjustment disk, be provided with a plurality of lateral surfaces by dynamic balancing adjustment disk to the dynamic balancing adjustment hole extending radially inwardly, the central shaft circumference array of the plurality of dynamic balancing adjustment hole moving balance adjustment dish, is bolted with adjustment screw in dynamic balancing adjustment hole;
Be fixed on body and be positioned at the cylinder body of dynamic balancing adjustment disk outside, on cylinder body, be provided with one with the axial concordant opening of dynamic balancing adjustment hole;
Dismountable cover plate that is sealed on opening part.
2. the dynamic balancing governor motion of lathe direct-connected main shaft as claimed in claim 1, is characterized in that, cover plate is fixed on cylinder body by lock-screw.
3. the dynamic balancing governor motion of lathe direct-connected main shaft as claimed in claim 1, it is characterized in that, on locking nut, be provided with one and extend to the screwed hole of its medial surface by its lateral surface, in this screwed hole, be embedded with one with the plug of the external screw thread face interlock of axle core, in screwed hole, be bolted with one plug inwardly pushed up to the holding screw of pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893817.7U CN203711870U (en) | 2013-12-31 | 2013-12-31 | Dynamic balance adjustment mechanism of machine tool direct connection main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893817.7U CN203711870U (en) | 2013-12-31 | 2013-12-31 | Dynamic balance adjustment mechanism of machine tool direct connection main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203711870U true CN203711870U (en) | 2014-07-16 |
Family
ID=51151069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320893817.7U Expired - Lifetime CN203711870U (en) | 2013-12-31 | 2013-12-31 | Dynamic balance adjustment mechanism of machine tool direct connection main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203711870U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237837A (en) * | 2017-06-22 | 2017-10-10 | 广州市昊志机电股份有限公司 | A kind of bearing locking component |
| CN111555539A (en) * | 2020-05-22 | 2020-08-18 | 深圳市速锋科技股份有限公司 | Dynamic balance rotor structure |
| CN113765301A (en) * | 2021-09-09 | 2021-12-07 | 鑫磊压缩机股份有限公司 | Magnetic suspension motor and method for improving dynamic balance debugging accuracy |
-
2013
- 2013-12-31 CN CN201320893817.7U patent/CN203711870U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237837A (en) * | 2017-06-22 | 2017-10-10 | 广州市昊志机电股份有限公司 | A kind of bearing locking component |
| CN111555539A (en) * | 2020-05-22 | 2020-08-18 | 深圳市速锋科技股份有限公司 | Dynamic balance rotor structure |
| CN113765301A (en) * | 2021-09-09 | 2021-12-07 | 鑫磊压缩机股份有限公司 | Magnetic suspension motor and method for improving dynamic balance debugging accuracy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |