CN207952647U - A kind of high-precision cutting shafting - Google Patents
A kind of high-precision cutting shafting Download PDFInfo
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- CN207952647U CN207952647U CN201721769468.2U CN201721769468U CN207952647U CN 207952647 U CN207952647 U CN 207952647U CN 201721769468 U CN201721769468 U CN 201721769468U CN 207952647 U CN207952647 U CN 207952647U
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- shafting
- supporting sleeve
- rotor
- workpiece spindle
- oil
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Abstract
The utility model provides a kind of high-precision cutting shafting, rotor is connected to workpiece spindle by the second supporting sleeve, stator is connected to workpiece spindle babinet, the first supporting sleeve is equipped between front support disk and rotor, first supporting sleeve is connected by screw in workpiece spindle babinet, two groups of bearings are equipped between first supporting sleeve and workpiece spindle, side of the front support disk far from the first supporting sleeve is connected with the first sealing platen, air admission hole is set between supporting sleeve and stator, the both ends of rotor are connected separately with bearing group and link block, bearing is connected between link block and cutter shaft, bearing group is by oil communication in oil inlet, oil inlet is connected with oil seal plug.A kind of high-precision described in the utility model cuts shafting, realizes closed-loop control by changing original kind of drive and feedback regulation, so that the precision of machine cut shafting greatly improves, while also using hermetic seal, reduces fever when cutting.
Description
Technical field
The utility model belongs to mechanical design field, and shafting is cut more particularly, to a kind of high-precision.
Background technology
Lathe is very important equipment in mechanical processing, and the quality of lathe depends on the machining accuracy of lathe, at present
Most of cutting shaftings use belt transmission, and when transmission is easy because trembling is so that processing generates error.
Invention content
In view of this, the utility model is directed to a kind of high-precision cutting shafting, change the kind of drive, and increases anti-
Feedback is adjusted so that the precision of lathe greatly improves.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of high-precision cutting shafting, including：Workpiece shafting and cutter shafting, workpiece shafting and cutter shafting are separately connected
In the both ends of lathe.
The workpiece shafting includes stator, rotor and workpiece spindle, and the rotor is connected to workpiece spindle by the second supporting sleeve,
Stator is connected to workpiece spindle babinet, and the both ends of the workpiece spindle are connected separately with front support disk and rear support disk, the front support
The first supporting sleeve is equipped between disk and rotor, the first supporting sleeve is connected by screw in workpiece spindle babinet, the first supporting sleeve and work
It is equipped with two groups of bearings between part axis, end ring is equipped between two groups of bearings, side of the front support disk far from the first supporting sleeve connects
It is connected to the first sealing platen, the rear support disk is connected to workpiece spindle babinet, and the digging of workpiece spindle babinet has air admission hole, air admission hole to be set to
Between second supporting sleeve and stator, air admission hole is connected with airtight blocking.
The cutter shafting includes stator, rotor and cutter shaft, and the rotor is connected to cutter shaft, and stator is connected to cutter
The both ends of axle box, rotor are connected separately with bearing group and link block, and bearing, link block are connected between link block and cutter shaft
Digging has oil circuit, one end of oil circuit to be communicated in bearing, and the other end of oil circuit is communicated in oil inlet, and oil inlet is connected with oil seal plug,
For bearing group by oil communication in oil inlet, oil inlet is connected with oil seal plug.
Further, there are two second supporting sleeve is set, two the second supporting sleeves are respectively arranged on the both ends of rotor.
Further, Circular gratings are connected with close to the second supporting sleeve of the rear support disk.
Further, the end ring digging has oil circuit, and oil communication is in the bearing of end ring both sides.
Further, it is connected by bearing between the rear support disk and workpiece spindle.
Further, the one end of the link block far from stator is connected with protective cover, and protective cover is connected with encoder.
Further, the described one end of cutter axle box far from bearing group is connected with dust cover, the protective cover, link block
It is set in dust cover with encoder.
Further, the described one end of front support disk far from link block is connected with the first sealing platen.
Further, the cutter shaft is connected with the second sealing platen close to one end of bearing group, the second sealing platen with
Gas-tight ring is equipped between bearing group, gas-tight ring digging has gas circuit, wherein one end of gas circuit to be communicated in gas-tight ring and the second sealing platen
Between, the other end of gas-tight ring is communicated in air inlet, and air inlet is connected with airtight blocking.
Compared with the existing technology, a kind of high-precision cutting shafting described in the utility model has the advantage that：
A kind of high-precision described in the utility model cuts shafting, by changing original kind of drive, and feedback tune
Section realizes closed-loop control, so that the precision of machine cut shafting greatly improves, while also using hermetic seal, when reducing cutting
Fever.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative embodiments and their description of type are not constituted improper limits to the present invention for explaining the utility model.
In attached drawing：
Fig. 1 is the structural schematic diagram of workpiece shafting in the utility model；
Fig. 2 is the structural schematic diagram of cutter shafting in the utility model.
Reference sign：
1- rear support disks；2- end rings；The first supporting sleeves of 3-；4- workpiece spindles；5- front support disks；The sealing pressures of 6- first
Disk；7- air admission holes；The second supporting sleeves of 8-；9- cutter shafts；10- dust covers；11- gas-tight rings；12- protective covers；13- stators；14- connects
Connect block；16- second seals platen；17- rotors；The airtight blockings of 18-；19- oil seal plugs；20- encoders；21- workpiece spindle babinets；
22- Circular gratings；23- cutter axle boxes；24- bearing groups.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Fig. 1~2, a kind of high-precision cutting shafting, including：Workpiece shafting and cutter shafting, workpiece shafting and knife
Tool shafting is connected to the both ends of lathe.
The workpiece shafting includes stator 13, rotor 17 and workpiece spindle 4, and the rotor 17 is connected by the second supporting sleeve 8
In workpiece spindle 4, stator 13 is connected to workpiece spindle babinet 21, and the both ends of the workpiece spindle 4 are connected separately with front support disk 5 and rear branch
Support plate 1, is equipped with the first supporting sleeve 3 between the front support disk 5 and rotor 17, the first supporting sleeve 3 is connected by screw in workpiece
Axle box 21 is equipped with two groups of bearings, end ring 2, preceding branch is equipped between two groups of bearings between first supporting sleeve 3 and workpiece spindle 4
Side of the support plate 5 far from the first supporting sleeve 3 is connected with the first sealing platen 6, and the rear support disk 1 is connected to workpiece spindle babinet
21, the digging of workpiece spindle babinet 21 has air admission hole 7, air admission hole 7 to be set between the second supporting sleeve 8 and stator 13, and air admission hole 7 is connected with gas
Sealing-plug 18.
The cutter shafting includes stator 13, rotor 17 and cutter shaft 9, and the rotor 17 is connected to cutter shaft 9, stator 13
It is connected to cutter axle box 23, the both ends of rotor 17 are connected separately with bearing group 24 and link block 14, link block 14 and cutter shaft
Bearing is connected between 9, the digging of link block 14 has oil circuit, one end of oil circuit to be communicated in bearing, and the other end of oil circuit is communicated in oil inlet
Mouthful, oil inlet is connected with oil seal plug 19, and for bearing group 24 by oil communication in oil inlet, oil inlet is connected with oil seal plug
19。
There are two second supporting sleeve 8 is set, two the second supporting sleeves 8 are respectively arranged on the both ends of rotor 17.
The second supporting sleeve 8 close to the rear support disk 1 is connected with Circular gratings 22.
The digging of the end ring 2 has oil circuit, and oil communication is in the bearing of 2 both sides of end ring.
It is connected by bearing between the rear support disk 1 and workpiece spindle 4.
The one end of the link block 14 far from stator 13 is connected with protective cover 12, and protective cover 12 is connected with encoder 20.
The described one end of cutter axle box 23 far from bearing group 24 is connected with dust cover 10, the protective cover 12, link block
14 and encoder 20 be set to dust cover 10 in.
The described one end of front support disk 5 far from link block 14 is connected with the first sealing platen 6.
The cutter shaft 9 is connected with the second sealing platen 16, the second sealing platen 16 and axis close to one end of bearing group 24
It holds and is equipped with gas-tight ring 11 between group 24, the digging of gas-tight ring 11 has a gas circuit, and it is close that wherein one end of gas circuit is communicated in gas-tight ring 11 and second
It seals between platen 16, the other end of gas-tight ring 11 is communicated in air inlet, and air inlet is connected with airtight blocking 18.
The device operation principle, in use, two rotors 17 drive workpiece spindle 4 and cutter shaft 9 to rotate respectively, cutting
Encoder 20 is detected the rotation error of cutter shaft 9 simultaneously, and Circular gratings 22 are detected the rotation error of workpiece spindle 4,
And feed back error, facilitate timely corrected parameter, pass through hermetic seal so that reduces cutting fever, extend the use of shafting
Service life.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of high-precision cuts shafting, it is characterised in that：Including：Workpiece shafting and cutter shafting, workpiece shafting and cutter shaft
System is connected to the both ends of lathe；
The workpiece shafting includes stator (13), rotor (17) and workpiece spindle (4), and the rotor (17) passes through the second supporting sleeve
(8) it is connected to workpiece spindle (4), stator (13) is connected to workpiece spindle babinet (21), and the both ends of the workpiece spindle (4) are connected separately with
Front support disk (5) and rear support disk (1), between the front support disk (5) and rotor (17) be equipped with the first supporting sleeve (3), first
Supporting sleeve (3), which is connected by screw between workpiece spindle babinet (21), the first supporting sleeve (3) and workpiece spindle (4), is equipped with two groups of axis
It holds, end ring (2) is equipped between two groups of bearings, it is close that side of the front support disk (5) far from the first supporting sleeve (3) is connected with first
Platen (6) is sealed, the rear support disk (1) is connected to workpiece spindle babinet (21), and workpiece spindle babinet (21) digging has air admission hole (7), into
Stomata (7) is set between the second supporting sleeve (8) and stator (13), and air admission hole (7) is connected with airtight blocking (18)；
The cutter shafting includes stator (13), rotor (17) and cutter shaft (9), and the rotor (17) is connected to cutter shaft (9),
Stator (13) is connected to cutter axle box (23), and the both ends of rotor (17) are connected separately with bearing group (24) and link block (14),
Bearing is connected between link block (14) and cutter shaft (9), link block (14) digging has oil circuit, one end of oil circuit to be communicated in bearing,
The other end of oil circuit is communicated in oil inlet, and oil inlet is connected with oil seal plug (19), bearing group (24) by oil communication in into
Hydraulic fluid port, oil inlet are connected with oil seal plug (19).
2. a kind of high-precision according to claim 1 cuts shafting, it is characterised in that：Second supporting sleeve (8) is equipped with
Two, two the second supporting sleeves (8) are respectively arranged on the both ends of rotor (17).
3. a kind of high-precision according to claim 2 cuts shafting, it is characterised in that：Close to the rear support disk (1)
Second supporting sleeve (8) is connected with Circular gratings (22).
4. a kind of high-precision according to claim 1 cuts shafting, it is characterised in that：The end ring (2), which is dug, oil
Road, oil communication is in the bearing of end ring (2) both sides.
5. a kind of high-precision according to claim 3 cuts shafting, it is characterised in that：The rear support disk (1) and workpiece
Axis is connected between (4) by bearing.
6. a kind of high-precision according to claim 1 cuts shafting, it is characterised in that：The link block (14) is far from stator
(13) one end is connected with protective cover (12), and protective cover (12) is connected with encoder (20).
7. a kind of high-precision according to claim 6 cuts shafting, it is characterised in that：The cutter axle box (23) is separate
One end of bearing group (24) is connected with dust cover (10), and the protective cover (12), link block (14) and encoder (20) are set to
In dust cover (10).
8. a kind of high-precision according to claim 1 cuts shafting, it is characterised in that：The front support disk (5) is far from even
The one end for connecing block (14) is connected with the first sealing platen (6).
9. a kind of high-precision according to claim 8 cuts shafting, it is characterised in that：The cutter shaft (9) is close to bearing
One end of group (24) is connected with the second sealing platen (16), and gas-tight ring is equipped between the second sealing platen (16) and bearing group (24)
(11), gas-tight ring (11) digging has gas circuit, wherein one end of gas circuit to be communicated between gas-tight ring (11) and the second sealing platen (16),
The other end of gas-tight ring (11) is communicated in air inlet, and air inlet is connected with airtight blocking (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769468.2U CN207952647U (en) | 2017-12-18 | 2017-12-18 | A kind of high-precision cutting shafting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769468.2U CN207952647U (en) | 2017-12-18 | 2017-12-18 | A kind of high-precision cutting shafting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207952647U true CN207952647U (en) | 2018-10-12 |
Family
ID=63728291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721769468.2U Active CN207952647U (en) | 2017-12-18 | 2017-12-18 | A kind of high-precision cutting shafting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207952647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838442A (en) * | 2017-12-18 | 2018-03-27 | 天津精诚机床股份有限公司 | A kind of high accuracy cutting shafting |
-
2017
- 2017-12-18 CN CN201721769468.2U patent/CN207952647U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838442A (en) * | 2017-12-18 | 2018-03-27 | 天津精诚机床股份有限公司 | A kind of high accuracy cutting shafting |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High-precision cutting shaft system Effective date of registration: 20190415 Granted publication date: 20181012 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd Tianjin branch Pledgor: Tianjin Jingcheng Machine Tool Co., Ltd. Registration number: 2019120000011 |