CN107838693A - A kind of dual-axis rotation platform brake gear - Google Patents
A kind of dual-axis rotation platform brake gear Download PDFInfo
- Publication number
- CN107838693A CN107838693A CN201610826207.3A CN201610826207A CN107838693A CN 107838693 A CN107838693 A CN 107838693A CN 201610826207 A CN201610826207 A CN 201610826207A CN 107838693 A CN107838693 A CN 107838693A
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- China
- Prior art keywords
- brake
- outer sleeve
- locking piston
- conical surface
- dual
- 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
- 230000000694 effects Effects 0.000 claims abstract description 11
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 210000000078 claw Anatomy 0.000 claims description 7
- 238000003754 machining Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000009827 uniform distribution 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
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/28—Means for securing sliding members in any desired position
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
This application discloses a kind of dual-axis rotation platform brake gear, including brake overcoat, brake ring, latching ram, bearing block；Wherein, the brake ring is anchored on outside the brake and put, and the latching ram moves up and down in the brake overcoat interior edge axis；The latching ram end face is provided with the male cone (strobilus masculinus) being engaged with the brake ring internal taper face, uniformly slots on male cone (strobilus masculinus) and forms equally distributed locking jaw；The brake overcoat end face is provided with the bearing block and is anchored on outside the brake and puts, while the axial movement progress to the latching ram is spacing.The solution of the present invention, more preferable skidding effect can be realized.
Description
Technical Field
The application relates to the technical field of machinery, in particular to a double-shaft rotary table brake device.
Background
The rotary table is an ideal accessory for various numerical control milling machines and machining centers, is generally arranged on the working table surface of a main machine in a horizontal mode, and finishes indexing rotary motion of various machining in coordination with the main machine by utilizing a control system of the main machine or a special matched control system during working. The double-shaft numerical control rotary table is a necessary accessory for multi-shaft machining, particularly five-shaft five-linkage machine tools, and two rotary shafts are generally required to be locked to brake in order to ensure that a workpiece cannot rotate and shift due to cutting force of a cutter in the indexing machining process.
Disclosure of Invention
The application provides a biax revolving platform brake equipment can realize better brake braking effect.
The application provides a biax revolving platform brake equipment:
comprises a brake outer sleeve, a brake ring, a locking piston and a bearing seat; wherein,
the brake ring is fastened on the brake outer sleeve, and the locking piston moves up and down along the axis in the brake outer sleeve;
the end face of the locking piston is provided with an outer conical surface matched with the inner conical surface of the brake ring, and the outer conical surface is uniformly provided with grooves to form locking claws which are uniformly distributed;
the end face of the brake outer sleeve is provided with the bearing seat and fastened on the brake outer sleeve, and the axial movement of the locking piston is limited.
Optionally, the brake outer sleeve is provided with a loosening air passage and a clamping air passage;
when the rotating shaft is locked, compressed air or compressed hydraulic oil is injected into an annular groove at the lower part of the locking piston through the clamping air channel arranged on the brake outer sleeve to push the locking piston to move upwards, so that the outer conical surface is tightly attached to the inner conical surface of the brake ring, and a braking effect is generated through friction force;
when the rotating shaft is loosened, compressed air or compressed hydraulic oil is injected into the upper annular groove of the locking piston through the loosening air channel arranged on the brake outer sleeve to push the locking piston to move downwards, and the outer conical surface of the locking piston is separated from the inner conical surface of the brake ring and loosened by eliminating friction.
Optionally, the brake ring is fastened to the brake housing by screws.
Optionally, the end face of the brake outer sleeve is provided with the bearing seat and fastened on the brake outer sleeve through a fastening screw.
Optionally, the device further comprises a brake bearing, and the brake bearing is mounted on the bearing seat.
The beneficial effects of the scheme of the invention comprise:
the locking claws on the outer end surface of the locking piston in the double-shaft turntable brake device are uniformly distributed, so that friction force is generated by combining the upward movement of the piston and the inner conical surface of the brake ring, and meanwhile, the locking claws are uniformly distributed inwards to generate displacement to tightly hold the rotating shaft to finally form a braking effect, so that the double-shaft turntable brake device can realize a better braking effect.
Furthermore, a brake outer sleeve in the double-shaft rotary table brake device is provided with a loosening air passage and a clamping air passage; when the rotating shaft is locked, compressed air or compressed hydraulic oil is injected into an annular groove at the lower part of the locking piston through the clamping air channel arranged on the brake outer sleeve to push the locking piston to move upwards, so that the outer conical surface is tightly attached to the inner conical surface of the brake ring, and a braking effect is generated through friction force; when the rotating shaft is loosened, compressed air or compressed hydraulic oil is injected into the upper annular groove of the locking piston through the loosening air channel arranged on the brake outer sleeve to push the locking piston to move downwards, and the outer conical surface of the locking piston is separated from the inner conical surface of the brake ring and loosened by eliminating friction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The invention will be further described with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of a brake apparatus for a two-axis turntable according to the present invention;
fig. 2 is an assembly view of a brake housing, a brake ring and a locking piston in a dual-spindle turntable brake apparatus according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The application provides a biax revolving platform brake equipment can realize better brake braking effect.
Embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Wherein, fig. 1 is a schematic structural view of a brake device of a double-shaft turntable of the invention; fig. 2 is an assembly view of a brake housing, a brake ring and a locking piston in a dual-spindle turntable brake apparatus according to the present invention.
Wherein the reference numerals in fig. 1 include:
the brake device comprises a brake outer sleeve 1, a brake ring 2, a set screw 3, a loosening air channel 4, a clamping air channel 5, a locking piston 6, a bearing seat 7, a brake bearing 8, a mounting screw 9 and a fastening screw 10.
In the device, a brake ring 2 is fastened on a brake outer sleeve 1 through a screw, and a locking piston 6 can move up and down along an axis in the brake outer sleeve 1; the end face of the locking piston 6 is designed with an outer conical surface matched with the inner conical surface of the brake ring 2, and the outer conical surface is uniformly provided with grooves to form locking claws which are uniformly distributed.
When the rotating shaft needs to be locked, compressed air or compressed hydraulic oil is injected into an annular groove at the lower part of the locking piston 6 through a clamping air channel 5 designed on the brake outer sleeve 1 to push the locking piston to move upwards, so that the outer conical surface is tightly attached to the inner conical surface of the brake ring 2 to generate a braking effect through friction force.
When the brake is required to be loosened, compressed air or compressed hydraulic oil is injected into an upper annular groove of the locking piston 6 through the loosening air channel 4 designed on the brake outer sleeve 1 to push the locking piston to move downwards, and the outer conical surface of the locking piston 6 is separated from the inner conical surface of the brake ring to eliminate friction force and loosen the brake.
The clamping force generated by upward movement of the locking piston and the loosening force generated by downward movement of the locking piston are realized by the size of the circumferential section of the annular groove on the locking piston 6; the end face of the brake outer sleeve 1 is provided with a bearing seat 7 and is fastened on the brake outer sleeve 1 through a fastening screw 10, and the axial movement limiting effect on the locking piston 6 is achieved. Wherein, the brake bearing 8 is arranged on the bearing seat 7.
In summary, due to the design of uniform distribution of the locking claws on the outer end face of the locking piston in the device, friction force is generated by the upward movement of the piston and the inner conical surface of the brake ring, and meanwhile, the locking claws are uniformly distributed inwards to generate displacement to tightly hold the rotating shaft to finally form a braking effect, so that the brake device of the double-shaft rotating table can realize a better braking effect.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only used to help understanding the method and the core ideas of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (5)
1. The utility model provides a biax revolving platform brake equipment which characterized in that:
comprises a brake outer sleeve, a brake ring, a locking piston and a bearing seat; wherein,
the brake ring is fastened on the brake outer sleeve, and the locking piston moves up and down along the axis in the brake outer sleeve;
the end face of the locking piston is provided with an outer conical surface matched with the inner conical surface of the brake ring, and the outer conical surface is uniformly provided with grooves to form locking claws which are uniformly distributed;
the end face of the brake outer sleeve is provided with the bearing seat and fastened on the brake outer sleeve, and the axial movement of the locking piston is limited.
2. The dual-axis turntable brake apparatus of claim 1, wherein:
the brake outer sleeve is provided with a loosening air passage and a clamping air passage;
when the rotating shaft is locked, compressed air or compressed hydraulic oil is injected into an annular groove at the lower part of the locking piston through the clamping air channel arranged on the brake outer sleeve to push the locking piston to move upwards, so that the outer conical surface is tightly attached to the inner conical surface of the brake ring, and a braking effect is generated through friction force;
when the rotating shaft is loosened, compressed air or compressed hydraulic oil is injected into the upper annular groove of the locking piston through the loosening air channel arranged on the brake outer sleeve to push the locking piston to move downwards, and the outer conical surface of the locking piston is separated from the inner conical surface of the brake ring and loosened by eliminating friction.
3. The dual-axis turntable brake apparatus of claim 1, wherein:
the brake ring is fastened on the brake outer sleeve through a screw.
4. The dual-axis turntable brake apparatus of claim 1, wherein:
the end face of the brake outer sleeve is provided with the bearing seat and is fastened on the brake outer sleeve through a fastening screw.
5. The dual-axis turntable brake apparatus of claim 1, wherein:
the device also comprises a brake bearing, and the brake bearing is arranged on the bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826207.3A CN107838693A (en) | 2016-09-18 | 2016-09-18 | A kind of dual-axis rotation platform brake gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826207.3A CN107838693A (en) | 2016-09-18 | 2016-09-18 | A kind of dual-axis rotation platform brake gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107838693A true CN107838693A (en) | 2018-03-27 |
Family
ID=61656489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610826207.3A Pending CN107838693A (en) | 2016-09-18 | 2016-09-18 | A kind of dual-axis rotation platform brake gear |
Country Status (1)
| Country | Link |
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| CN (1) | CN107838693A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1284171A1 (en) * | 2001-08-13 | 2003-02-19 | P W B Ag | Clamping device for a linear moving unit |
| CN201940817U (en) * | 2010-11-23 | 2011-08-24 | 营口重型机床集团有限公司 | Automatic tensioning mechanism of accessory head |
| CN103537910A (en) * | 2013-09-24 | 2014-01-29 | 芜湖陀曼精机科技有限公司 | Clamping mechanism of vertical lathe operation platform |
| CN104647055A (en) * | 2014-01-26 | 2015-05-27 | 柳州正菱重型数控机床有限公司 | Rotating shaft float locking device for rotating table |
| CN204658033U (en) * | 2015-05-19 | 2015-09-23 | 重庆吉力芸峰实业(集团)有限公司 | Self-align revolution Pneumatic hydraulic clamping device |
| CN105904257A (en) * | 2016-06-04 | 2016-08-31 | 上海大学 | Cylinder outer expansion clamping fixture |
-
2016
- 2016-09-18 CN CN201610826207.3A patent/CN107838693A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1284171A1 (en) * | 2001-08-13 | 2003-02-19 | P W B Ag | Clamping device for a linear moving unit |
| CN201940817U (en) * | 2010-11-23 | 2011-08-24 | 营口重型机床集团有限公司 | Automatic tensioning mechanism of accessory head |
| CN103537910A (en) * | 2013-09-24 | 2014-01-29 | 芜湖陀曼精机科技有限公司 | Clamping mechanism of vertical lathe operation platform |
| CN104647055A (en) * | 2014-01-26 | 2015-05-27 | 柳州正菱重型数控机床有限公司 | Rotating shaft float locking device for rotating table |
| CN204658033U (en) * | 2015-05-19 | 2015-09-23 | 重庆吉力芸峰实业(集团)有限公司 | Self-align revolution Pneumatic hydraulic clamping device |
| CN105904257A (en) * | 2016-06-04 | 2016-08-31 | 上海大学 | Cylinder outer expansion clamping fixture |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 517000 Overseas Chinese Court Building, Yimin Street, Heyuan New District, Guangdong Province, Building 10 (1-2 floors) Applicant after: The patriotic education of science and Technology (Heyuan) Co., Ltd. Address before: 516000 Overseas Chinese Court Building, Yimin Street, Heyuan New District, Guangdong Province, Building 10 (1-2 floors) Applicant before: HEYUAN HONGYU MACHINERY EQUIPMENT CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180327 |