CN107127360A - A kind of pneumatic type lathe rotating shaft brake gear - Google Patents
A kind of pneumatic type lathe rotating shaft brake gear Download PDFInfo
- Publication number
- CN107127360A CN107127360A CN201710309838.2A CN201710309838A CN107127360A CN 107127360 A CN107127360 A CN 107127360A CN 201710309838 A CN201710309838 A CN 201710309838A CN 107127360 A CN107127360 A CN 107127360A
- Authority
- CN
- China
- Prior art keywords
- annular
- rotating shaft
- brake gear
- brake
- admission hole
- 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
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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
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/20—Adjusting or stopping working-spindles in a predetermined position
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of pneumatic type lathe rotating shaft brake gear, it includes first annular housing, the second toroidal shell, first annular latch plate, the second annular elastomeric spring plank, first annular sealing plate and the second annular seal plate, the supply that the brake gear passes through diverse location, the release and braking of rotating shaft can be realized, and when external air source because when dead electricity is cut off, automatically braking and locking can be carried out by countershaft, it is a kind of rotating shaft brake gear with very high practical value with higher flexibility and security.
Description
Technical field
The present invention relates to machine tool field, and in particular to a kind of pneumatic type lathe rotating shaft brake gear.
Background technology
In five-axis machine tool process technology, rotary shaft is one of essential workpiece.Because the rotation of rotating shaft is used to
Property, it is necessary to special brake gear is configured for rotating shaft, machining accuracy on the one hand can be effectively ensured, on the other hand ensure that and set
Standby safety arrestment, prevents device damage.Existing rotating shaft brake gear, often structure is excessively complicated, and cost is higher, by outer
Portion's power source reaches the purpose of braking, and this kind of rotating shaft brake gear can not just realize braking function in outside loss of power,
This brings very big hidden danger to the safe operation of lathe.In addition, the external power supply of traditional brake gear is often can only
The function of brake is realized, and can not accomplish to brake and unclamp two kinds of functions of rotating shaft while realizing, causes its function excessively single, spirit
It is active not enough.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of pneumatic type lathe rotating shaft brake gear.
The purpose of the present invention is realized using following technical scheme：
A kind of pneumatic type lathe rotating shaft brake gear, including first annular housing, the second toroidal shell, first annular spring
Plate, the second annular elastomeric spring plank, first annular sealing plate and the second annular seal plate, the first annular housing being mutually interlocked and second
The outer shroud of toroidal shell has outer convex edge, and its inner ring has brake lip, first annular latch plate, first annular sealing plate, the
Second ring sealing plate and the second annular elastomeric spring plank are placed in the outer convex edge of two toroidal shells successively and brake lip is enclosed
Annular space in；Offered on first annular housing and/or the second toroidal shell connection external air source inner chamber air admission hole and
Exocoel air admission hole, exocoel air admission hole between first annular housing and first annular latch plate, the second toroidal shell and the second ring
When the exocoel constituted between shape latch plate is passed through compressed air, first annular latch plate and the second annular elastomeric spring plank are compacted to turning
Dilatation shaft, and drive brake lip to be adjacent to the braking rotating shaft of rotating shaft surface；Inner chamber air admission hole is by guide pin bushing to first annular sealing plate
And second inner chamber constituted between annular seal plate when being passed through compressed air, first annular latch plate and the second annular elastomeric spring plank quilt
Strut, the contact between releasing of brake lip and rotating shaft surface.
Beneficial effects of the present invention are：The supply that the brake gear passes through diverse location, it is possible to achieve the release of rotating shaft and
Braking, and when external air source because when dead electricity is cut off, braking and locking can be carried out by countershaft, with higher flexibility automatically
And security, brake improves the rigidity and intensity of yaw on the whole, and structure is novel, and easy installation and removal is
A kind of rotating shaft brake gear with very high practical value.
Brief description of the drawings
Using accompanying drawing, the invention will be further described, but the embodiment in accompanying drawing does not constitute any limit to the present invention
System, for one of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to the following drawings
Other accompanying drawings.
Fig. 1 is the assembling schematic diagram of the present invention；
Fig. 2 is the structural representation after present invention assembling combination；
Fig. 3 is the sectional view and partial enlarged drawing of the present invention；
Fig. 4 is the general figure of machine tool when brake gear is applied to the rotating shaft B axle of five-axis machine tool；
Fig. 5 is the sectional view that the brake gear is applied to B axle yaw during the rotating shaft B axle of five-axis machine tool.
Embodiment
The invention will be further described with the following Examples.
A kind of pneumatic type lathe rotating shaft brake gear as Figure 1-3 is referred to, it includes first annular housing 1,
Second ring housing 2, first annular latch plate 3, the second annular elastomeric spring plank 4, the annular seal plate 6 of first annular sealing plate 5 and second,
The outer shroud for the toroidal shell 2 of first annular housing 1 and second being mutually interlocked has outer convex edge 7, and its inner ring has brake lip 8,
First annular latch plate 3, first annular sealing plate 5, the second annular seal plate 6 and the second annular elastomeric spring plank 4 are placed in two successively
In the annular space that the outer convex edge 7 of individual toroidal shell and brake lip 8 are enclosed.Brake gear is integrally attached to external member
On, rotating shaft passes through the inner ring of the first annular toroidal shell 2 of housing 1 and second.The first annular toroidal shell 2 of housing 1 and/or second
On offer connection external air source inner chamber air admission hole 9 and exocoel air admission hole 10, exocoel air admission hole 10 to first annular housing 1 with
It is empty that the exocoel 11 constituted between first annular latch plate 3, between the second toroidal shell 2 and the second annular elastomeric spring plank 4 is passed through compression
During gas, first annular latch plate 3 is compacted to rotating shaft with the second annular elastomeric spring plank 4 to be expanded, and drives brake lip 8 to be adjacent to rotating shaft
Brake rotating shaft in surface.Inner chamber air admission hole 9 is made up of guide pin bushing 12 between the first annular annular seal plate 6 of sealing plate 5 and second
Inner chamber 13 when being passed through compressed air, first annular latch plate 3 is softened with the second annular elastomeric spring plank 4, releasing of brake lip 8 with
Contact between rotating shaft surface.
As further preferred scheme, the inner chamber air admission hole 9 is opened in the first annular annular of housing 1 and/or second
The upper end of housing 2, exocoel air admission hole 10 is arranged on lower end, and both centers of circle are located on same diameter line.
As further preferred scheme, the first annular housing 1 and the second toroidal shell 2 by elastic steel into,
It can be made up of other elastomeric materials, expand or shrink to rotating shaft with the inner ring for ensureing the first latch plate 3 and second spring plate 4
When, brake lip 8 can be driven to act, the first annular annular seal plate 6 of sealing plate 5 and second is rubber gasket sheet.
As further preferred scheme, the first annular sealing plate 5 is deformed with first annular latch plate 3 is synchronous, the
Second ring sealing plate 5 is deformed with the second annular elastomeric spring plank 4 is synchronous.
As further preferred scheme, O-ring seal 22 is provided with inner chamber air admission hole 9 and exocoel air admission hole 10.
It is detachably connected, is provided with the outer convex edge 7 by bolt 14 between the toroidal shell 2 of first annular housing 1 and second
The screw 15 passed through for the bolt 14, this split type structure improves the flexibility of brake gear maintenance.
As further preferred scheme, it is connected with the first annular annular seal plate 6 of sealing plate 5 and/or second
The guide pin bushing retainer ring 16 passed through for guide pin bushing 12, the gas outlet of guide pin bushing 12 is located between two sealing plates.
Exemplified by when the brake gear is applied into rotating shaft B axle, Fig. 4 is the total figure of lathe where B axle yaw, and Fig. 5 is B axle
The vertical plane sectional view of yaw.When the brake gear is applied to the rotating shaft B axle of five-axis machine tool, B axle 17 is by Inner concealed electro-motors
18 driving rotations, and the brake retainer ring 19 used cooperatively with the brake lip 8 is connected with B axle 17.
The brake gear is each provided with one in the front-end and back-end of B axle 17, front brake 100 it is first annular
Housing and the second toroidal shell are fixed on stator holder 20 by bolt (not shown in Fig. 5), rear end brake gear 200
First annular housing and the second toroidal shell are fixed in sleeve body 21 by bolt (not shown in Fig. 5), stator holder
20 and sleeve body 21 on offer the inlet channel 23 connected with inner chamber air admission hole 9 and exocoel air admission hole 10.Before and after this
Twin brakes set the braking effect for further increasing B axle 17.
Illustrate the operation principle of the brake gear with reference to Fig. 3：The first annular annular elastomeric spring plank 4 of latch plate 3 and second
Original anchor ring length (i.e. the difference of external diameter and internal diameter) slightly larger than outer convex edge 7 and the annular space that is enclosed of lip 8 that brakes
Anchor ring length, when non-compressed air is passed through in inner chamber 13 and exocoel 11, brake lip 8 is close to brake under the elastic force of latch plate
Retainer ring 19, plays braking action；When external compression air is passed through compressed air by exocoel air admission hole 10 to exocoel 11, two
Individual latch plate compresses other side by further, the anchor ring length of the first annular annular elastomeric spring plank 4 of latch plate 3 and second,
Now the inner ring of latch plate is to the apparent motion of B axle 17, and drives brake lip 8 to be further adjacent to brake retainer ring 19, plays and adds
Force dynamic effect；When external compression air is passed through inner chamber by inner chamber air admission hole 9 and guide pin bushing 12, two latch plates are softened
It is separated from each other, the anchor ring length of the first annular annular elastomeric spring plank 4 of latch plate 3 and second shortens, and the inner ring of latch plate is away from B axle 17
Surface, then now brake lip 8 pine under first annular housing and the 1 second toroidal shell 2 material forces contraction of itself
Open the contact with retainer ring 19 of braking.
Saying for explanation is needed, the brake gear can open up interior on the first annular toroidal shell 2 of housing 1 and second simultaneously
Chamber air admission hole 9 and exocoel air admission hole 10, by the way of diplopore air inlet, singly can also open up gas on a toroidal shell wherein
Hole, by the way of single hole air inlet.Other unaccounted parts in B axle yaw, have no effect on the implementation of the present invention, herein no longer
It is described in detail.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than to present invention guarantor
The limitation of scope is protected, although being explained with reference to preferred embodiment to the present invention, one of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent substitution, without departing from the reality of technical solution of the present invention
Matter and scope.
Claims (8)
1. a kind of pneumatic type lathe rotating shaft brake gear, it is characterized in that, including first annular housing, the second toroidal shell, first
Annular elastomeric spring plank, the second annular elastomeric spring plank, first annular sealing plate and the second annular seal plate, the first annular shell being mutually interlocked
The outer shroud of body and the second toroidal shell has outer convex edge, and its inner ring has brake lip, first annular latch plate, first annular close
Shrouding, the second annular seal plate and the second annular elastomeric spring plank are placed in outer convex edge and the brake lip institute of two toroidal shells successively
In the annular space enclosed；The inner chamber that connection external air source is offered on first annular housing and/or the second toroidal shell is entered
Stomata and exocoel air admission hole, exocoel air admission hole between first annular housing and first annular latch plate, the second toroidal shell with
When the exocoel constituted between second annular elastomeric spring plank is passed through compressed air, first annular latch plate is pressed with the second annular elastomeric spring plank
Tightly expanded to rotating shaft, and drive brake lip to be adjacent to the braking rotating shaft of rotating shaft surface；Inner chamber air admission hole is by guide pin bushing to first annular
When the inner chamber constituted between sealing plate and the second annular seal plate is passed through compressed air, first annular latch plate and the second annular elastomeric
Spring plank is softened, the contact between releasing of brake lip and rotating shaft surface.
2. a kind of pneumatic type lathe rotating shaft brake gear according to claim 1, it is characterized in that, the inner chamber air admission hole is opened
The upper end of first annular housing and/or the second toroidal shell is located at, exocoel air admission hole is arranged on lower end, and both centers of circle are located at
On same diameter line.
3. a kind of pneumatic type lathe rotating shaft brake gear according to claim 1, it is characterized in that, the first annular housing
With the second toroidal shell by elastic steel into the first annular sealing plate and the second annular seal plate are rubber gasket sheet.
4. a kind of pneumatic type lathe rotating shaft brake gear according to claim 3, it is characterized in that, the first annular sealing
Plate is synchronously deformed with first annular latch plate, and the second annular seal plate is synchronously deformed with the second annular elastomeric spring plank.
5. a kind of pneumatic type lathe rotating shaft brake gear according to claim 1, it is characterized in that, inner chamber air admission hole and exocoel
O-ring seal is provided with air admission hole；Detachably connected by bolt between the first annular housing and the second toroidal shell
Connect, the screw passed through for the bolt is provided with the outer convex edge.
6. a kind of pneumatic type lathe rotating shaft brake gear according to claim 1, it is characterized in that, the first annular sealing
The guide pin bushing retainer ring passed through for guide pin bushing is connected with plate and/or the second annular seal plate.
7. a kind of pneumatic type lathe rotating shaft brake gear according to claim 5, it is characterized in that, the brake gear application
When the yaw rotating shaft B axle of five-axis machine tool, B axle is rotated by Inner concealeds electrical motor driven, and is connected with B axle and the brake
The brake retainer ring that lip is used cooperatively.
8. a kind of pneumatic type lathe rotating shaft brake gear according to claim 7, it is characterized in that, the brake gear is in B
The front-end and back-end of axle are each provided with one, and the first annular housing and the second toroidal shell of front brake are solid by bolt
It is scheduled on stator holder, the first annular housing and the second toroidal shell of rear end brake gear are bolted on sleeve pipe sheet
On body, the inlet channel connected with inner chamber air admission hole and exocoel air admission hole is offered on stator holder and sleeve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309838.2A CN107127360A (en) | 2017-05-04 | 2017-05-04 | A kind of pneumatic type lathe rotating shaft brake gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710309838.2A CN107127360A (en) | 2017-05-04 | 2017-05-04 | A kind of pneumatic type lathe rotating shaft brake gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107127360A true CN107127360A (en) | 2017-09-05 |
Family
ID=59715375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710309838.2A Pending CN107127360A (en) | 2017-05-04 | 2017-05-04 | A kind of pneumatic type lathe rotating shaft brake gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107127360A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909550A (en) * | 2021-06-22 | 2022-01-11 | 上海诺倬力机电科技有限公司 | Cutter head band-type brake mechanism and assembling method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3159246A (en) * | 1961-05-26 | 1964-12-01 | Svenska Rotor Maskiner Ab | Hydrostatic brake |
| JP2000129082A (en) * | 1998-10-27 | 2000-05-09 | Matsushita Electric Works Ltd | Melamine resin molding material for commutator |
| CN1842663A (en) * | 2003-08-05 | 2006-10-04 | 克劳斯·霍夫曼 | Clamping and/or braking device |
| CN102678786A (en) * | 2012-05-28 | 2012-09-19 | 北京信息科技大学 | Rotary braking device |
| CN203412996U (en) * | 2013-03-13 | 2014-01-29 | 大连光洋科技工程有限公司 | Pneumatic clamp |
-
2017
- 2017-05-04 CN CN201710309838.2A patent/CN107127360A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3159246A (en) * | 1961-05-26 | 1964-12-01 | Svenska Rotor Maskiner Ab | Hydrostatic brake |
| JP2000129082A (en) * | 1998-10-27 | 2000-05-09 | Matsushita Electric Works Ltd | Melamine resin molding material for commutator |
| CN1842663A (en) * | 2003-08-05 | 2006-10-04 | 克劳斯·霍夫曼 | Clamping and/or braking device |
| CN102678786A (en) * | 2012-05-28 | 2012-09-19 | 北京信息科技大学 | Rotary braking device |
| CN203412996U (en) * | 2013-03-13 | 2014-01-29 | 大连光洋科技工程有限公司 | Pneumatic clamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909550A (en) * | 2021-06-22 | 2022-01-11 | 上海诺倬力机电科技有限公司 | Cutter head band-type brake mechanism and assembling method thereof |
| CN113909550B (en) * | 2021-06-22 | 2024-04-19 | 上海诺倬力机电科技有限公司 | Milling head band-type brake mechanism and assembly method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171228 Address after: 510850 Guangdong Province, Guangzhou city mayor Gang Cun, Huadu District Shiling A-C workshop and office building of 2 parts of self (which can be used for plant use) Applicant after: Guangzhou Fei hung Technology Co. Ltd. Address before: 510860 Guangdong Province, Guangzhou city mayor Gang Cun, Huadu District Shiling building A-C Applicant before: Guangzhou Feihong Electromachinery Science and Tech. Co., Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170905 |