CN114542633A - Brake stopping device for cylindrical workpiece - Google Patents
Brake stopping device for cylindrical workpiece Download PDFInfo
- Publication number
- CN114542633A CN114542633A CN202210129879.4A CN202210129879A CN114542633A CN 114542633 A CN114542633 A CN 114542633A CN 202210129879 A CN202210129879 A CN 202210129879A CN 114542633 A CN114542633 A CN 114542633A
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- CN
- China
- Prior art keywords
- brake
- cylindrical workpiece
- piece
- braking
- cover plate
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D71/00—Mechanisms for bringing members to rest in a predetermined position
Abstract
The invention provides a brake device for a cylindrical workpiece, which comprises an inner brake and an outer brake, wherein the inner brake is arranged inside the outer brake, a through hole is formed in the wall of the inner brake, and a ball is arranged in the through hole of the inner brake; a brake disc is arranged on the inner wall of the outer brake, the inner brake is configured to move relative to the outer brake, and the ball is configured to be in contact with the brake disc; the cylindrical workpiece to be braked is arranged in the inner brake stopping piece. The brake device has high brake strength and good brake effect, eliminates trembling after brake stopping, and eliminates the defect of brake action delay.
Description
Technical Field
The invention relates to the technical field of workpiece braking, in particular to a braking device for a cylindrical workpiece.
Background
At present, a brake piece for a cylindrical workpiece mainly adopts a clamping mode to surround each part of the cylindrical workpiece or the whole cylinder, and the cylindrical workpiece is braked due to friction of a contact surface. The common problems of the clamping type brake cylinder type workpiece are that the brake is not firm, vibration exists after the brake is stopped, and the brake is not timely. In larger impact equipment, a common clamping brake device is used for braking a cylindrical workpiece, secondary rebound after braking is easily caused, and braking is delayed after a braking instruction is sent. Aiming at the problem of brake delay, the device for braking cylindrical workpieces on larger impact equipment mostly adopts a mode of combining gas pushing and clamping to brake, but still has the defects of insecure brake, trembling brake and untimely brake.
Therefore, the invention provides a novel brake device applied to a cylindrical workpiece, and solves the defects that the conventional brake device applied to the cylindrical workpiece is not firm in brake, has tremble after brake and has delayed stop time after a brake command is sent.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a brake device for a cylindrical workpiece.
The invention provides a brake device for a cylindrical workpiece, which comprises an inner brake and an outer brake, wherein the inner brake is arranged inside the outer brake, a through hole is formed in the wall of the inner brake, and a ball is arranged in the through hole of the inner brake; a brake disc is arranged on the inner wall of the outer brake, the inner brake is configured to move relative to the outer brake, and the ball is configured to be in contact with the brake disc; the cylindrical workpiece to be braked is arranged in the inner brake piece, and can be contacted with the ball to generate friction force, so that the cylindrical workpiece is braked.
Furthermore, still include the fixed plate of stopping, the fixed plate of stopping with the second end connection of outer braking piece
The brake device further comprises a brake stop cover plate, and the brake stop cover plate is connected with the first end of the outer brake stop piece; the braking stop cover plate is provided with a hole, and the inner braking stop piece penetrates through the hole of the braking stop cover plate.
Further, the outer wall of the inner braking stop piece is provided with an annular bulge.
Furthermore, the stopper apron, outer stopper spare with interior stopper spare encloses into the cavity, the arch of interior stopper spare is located in the cavity.
Furthermore, the outer brake stopping piece is provided with a first air inlet and a second air inlet above and below the annular bulge of the inner brake stopping piece respectively.
Further, the stopping cover plate and between the inner stopping pieces, the bulges of the inner stopping pieces and between the outer stopping pieces, and the sealing rings are filled between the inner stopping pieces and the outer stopping pieces.
Furthermore, the inside of stop dial is the tapered structure, and the quantity of stop dial is 2.
Further, the through holes on the wall of the inner brake are arranged in 2 rows along the length direction of the inner brake.
Further, the braking stop cover plate is connected with the outer braking stop piece through a bolt.
Compared with the prior art, the invention has the following beneficial effects:
the braking device for the cylindrical workpiece provided by the invention adopts the double rows of braking discs and the balls, so that the contact strength with the cylindrical workpiece is increased, the braking strength is high, and the braking effect is good; the brake device can be fixed on the base, so that vibration after braking is eliminated; the pneumatic mode and the like are used for pushing the brake stopping piece to move, so that the defect of brake stopping action delay after a brake stopping command is sent is eliminated. The braking device can be made of carbon steel, aluminum alloy and the like, reduces the weight of the whole device on the premise of ensuring the tensile strength, and has compact structure and good safety.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a brake device for a cylindrical workpiece according to an embodiment of the present invention;
FIG. 2 is a structural diagram of a brake device for a cylindrical workpiece according to an embodiment of the present invention when released;
fig. 3 is a structural diagram of a brake device for a cylindrical workpiece during clamping according to an embodiment of the present invention.
In the figure:
1-an inner brake;
2-an external anti-skid member;
3-a brake stop cover plate;
4-a brake fixing plate;
5-a first air inlet;
6-a second air inlet;
7-a ball bearing;
8-a brake disc;
9A-a first seal ring;
9B-a second seal ring;
9C-third seal ring.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
Fig. 1, 2 and 3 show a brake device for a cylindrical workpiece according to an embodiment of the invention, which includes an inner brake 1 and an outer brake 2, wherein the inner brake 1 is disposed inside the outer brake 2 to form a concentric structure.
The first end of outer braking piece 2 is connected with braking apron 3, and it has the hole to open on the braking apron 3 for interior braking piece 1 passes from braking apron 3. The connection mode between the outer brake stopping piece 2 and the brake stopping cover plate 3 can be bolt connection, and also can use screw connection, so that the brake stopping cover plate 3 is easy to detach from the outer brake stopping piece 2.
The second end of outer braking piece 2 is connected with braking fixed plate 4, has the round hole on braking fixed plate 4's the angle, can fix the braking device of this embodiment in positions department such as base through the round hole. The connection mode between the outer brake piece 2 and the brake fixing plate 4 can be bolt connection or screw connection.
Be equipped with the through-hole on the wall of interior braking piece 1, be provided with ball 7 in the through-hole, ball 7 can slide for the through-hole of interior braking piece 1. As shown in fig. 1 to 3, the through holes on the wall of the inner brake 1 are uniformly arranged along the circumferential direction of the inner brake 1.
The inner wall of the outer brake member 2 is provided with a brake disc 8, as shown in fig. 2 and 3, the brake disc 8 is of a tapered structure, that is, the size of the opening of the brake disc 8 is gradually reduced from top to bottom according to the view direction in the figure. The balls 7 can be in contact with the brake disc 8.
In this embodiment, the inside of the internal brake component 1 is provided with a circular through hole along the length direction, so that a cylindrical workpiece to be braked is arranged in the internal brake component 1, and the cylindrical workpiece can contact with the ball 7 and generate friction. The longitudinal direction means the up-down direction in fig. 2 and 3, that is, the extending direction of the inner brake 1.
In the brake device of the present invention, the inner brake 1 is movable relative to the outer brake 2 in the longitudinal direction. When the inner brake piece 1 moves downwards relative to the outer brake piece 2, the opening of the brake disc 8 is gradually reduced, and the ball 7 is extruded by the brake disc 8 and gradually pressed to a cylindrical workpiece to be braked, so that the cylindrical workpiece stops rotating under the action of friction force.
In the embodiment, the outer brake piece 2, the brake fixing plate 4 and the brake dial 8 can be made of Q235A carbon steel, so that the processing technology is good and the strength is high; the inner braking piece 1 and the braking cover plate 3 can be made of A6061 aluminum alloy materials, so that the inner braking piece is light in weight, good in strength and good in corrosion resistance. The material of the ball 7 may be stainless steel.
In order to realize better braking effect, the braking dial 8 is arranged in double layers, the through holes on the wall surface of the inner braking piece 1 are also arranged in double rows, and correspondingly, the balls 7 are also arranged in double rows. When the ball 7 brakes the cylindrical workpiece, the double braking effect is achieved.
In this embodiment, the movement of the inner brake shoe 1 relative to the outer brake shoe 2 is achieved pneumatically.
As shown in fig. 2 and 3, the outer wall of the inner brake component 1 is provided with an annular protrusion, the brake cover plate 3, the outer brake component 2 and the inner brake component 1 enclose a cavity, and the protrusion of the inner brake component 1 is located in the cavity, so that the protrusion of the inner brake component 1 can move up and down together with the inner brake component 1.
On the outer wall of outer braking piece 2, be located the bellied upper and lower both sides of interior braking piece 1, be provided with first air inlet 5 and second air inlet 6 respectively, aerating device is connected respectively to first air inlet 5 and second air inlet 6, can aerify from the bellied both sides of interior braking piece 1 respectively.
In order to guarantee sealing, a first sealing ring 9A is filled between the brake stopping cover plate 3 and the inner brake stopping piece 1, a second sealing ring 9B is filled between the bulge of the inner brake stopping piece 1 and the inner wall of the outer brake stopping piece 2, and a third sealing ring 9C is filled between the inner brake stopping piece 1 and the outer brake stopping piece 2.
As shown in fig. 2, the brake device is in a release state, the first air inlet 5 is not ventilated, the ball 7 is not in contact with the brake disc 8, and no friction force is generated between the ball 7 and the cylindrical workpiece. When a braking instruction is sent, the first air inlet 5 is filled with air, the inner braking part 1 is pushed by the air to move downwards, the ball 7 is clamped by the braking dial 8 and extrudes the cylindrical workpiece, and the cylindrical workpiece is braked by friction force.
As shown in fig. 3, the brake device is in a clamping state, the second air inlet 6 is not ventilated, the ball 7 is clamped by the brake dial 8, and the ball 7 simultaneously presses the cylindrical workpiece to generate friction force to brake the cylindrical workpiece. When a release instruction is sent, the second air inlet 6 is filled with air, the inner brake piece 1 is pushed by the air to move upwards, the brake dial 8 releases the ball 7, the pressure of the ball 7 and the cylindrical workpiece is reduced, even the ball is separated from the cylindrical workpiece, and the cylindrical workpiece is released.
The present embodiment discloses a pneumatic pushing manner, and in other embodiments, the movement of the inner brake 1 may also be an electric manner.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. A brake device for a cylindrical workpiece is characterized by comprising an inner brake piece and an outer brake piece, wherein the inner brake piece is arranged inside the outer brake piece, a through hole is formed in the wall of the inner brake piece, and a ball is arranged in the through hole of the inner brake piece; a brake disc is arranged on the inner wall of the outer brake, the inner brake is configured to move relative to the outer brake, and the ball is configured to be in contact with the brake disc; the cylindrical workpiece to be braked is arranged in the inner brake stopping piece.
2. The brake device for the cylindrical workpiece as claimed in claim 1, further comprising a brake fixing plate, wherein the brake fixing plate is connected to the second end of the outer brake member.
3. The brake device for the cylindrical workpiece as claimed in claim 1, further comprising a brake cover plate, wherein the brake cover plate is connected with the first end of the outer brake; the braking stop cover plate is provided with a hole, and the inner braking stop piece penetrates through the hole of the braking stop cover plate.
4. The brake device for a cylindrical workpiece as defined in claim 3 wherein the outer wall of the inner brake member is provided with an annular projection.
5. The brake device for the cylindrical workpiece as claimed in claim 4, wherein the brake cover plate, the outer brake member and the inner brake member enclose a cavity, and the protrusion of the inner brake member is located in the cavity.
6. The brake device for the cylindrical workpiece as claimed in claim 5, wherein the outer brake member has a first air inlet and a second air inlet respectively above and below the annular protrusion of the inner brake member.
7. The brake device for the cylindrical workpiece as claimed in claim 6, wherein sealing rings are filled between the brake cover plate and the inner brake, between the protrusion of the inner brake and the outer brake, and between the inner brake and the outer brake.
8. The brake device for the cylindrical workpiece as claimed in claim 1, wherein the brake disc is tapered inside, and the number of the brake discs is 2.
9. The brake device of claim 8, wherein the through holes in the wall of the inner brake member are arranged in 2 rows along the length of the inner brake member.
10. The brake device for the cylindrical workpiece as claimed in claim 3, wherein the brake cover plate is connected with the outer brake through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210129879.4A CN114542633A (en) | 2022-02-11 | 2022-02-11 | Brake stopping device for cylindrical workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210129879.4A CN114542633A (en) | 2022-02-11 | 2022-02-11 | Brake stopping device for cylindrical workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114542633A true CN114542633A (en) | 2022-05-27 |
Family
ID=81672733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210129879.4A Pending CN114542633A (en) | 2022-02-11 | 2022-02-11 | Brake stopping device for cylindrical workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114542633A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1404693A (en) * | 1963-06-05 | 1965-07-02 | Girling Ltd | Brake control device |
| DE4211695A1 (en) * | 1991-04-08 | 1992-10-15 | Zexel Corp | Swashplate compressor - has threaded mounting components to reduce swashplate vibration during operation |
| WO2003002894A1 (en) * | 2001-06-28 | 2003-01-09 | Yanmar Co., Ltd. | Hydraulic stepless speed-change device and power transmission device |
| CN101440847A (en) * | 2007-11-20 | 2009-05-27 | 陈俊龙 | One-way operator |
| CN203784009U (en) * | 2014-01-20 | 2014-08-20 | 邱魏聪哲 | Pneumatic supporting cylinder |
| TWM554537U (en) * | 2017-09-19 | 2018-01-21 | Pun Teh Industrial Co Ltd | Safe quick connector structure |
| CN111120454A (en) * | 2020-01-17 | 2020-05-08 | 恩普齐斯智能装备(苏州)有限公司 | Low-friction locking cylinder |
| CN113819164A (en) * | 2021-10-13 | 2021-12-21 | 中南大学 | Steel wire braking device |
-
2022
- 2022-02-11 CN CN202210129879.4A patent/CN114542633A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1404693A (en) * | 1963-06-05 | 1965-07-02 | Girling Ltd | Brake control device |
| DE4211695A1 (en) * | 1991-04-08 | 1992-10-15 | Zexel Corp | Swashplate compressor - has threaded mounting components to reduce swashplate vibration during operation |
| WO2003002894A1 (en) * | 2001-06-28 | 2003-01-09 | Yanmar Co., Ltd. | Hydraulic stepless speed-change device and power transmission device |
| CN101440847A (en) * | 2007-11-20 | 2009-05-27 | 陈俊龙 | One-way operator |
| CN203784009U (en) * | 2014-01-20 | 2014-08-20 | 邱魏聪哲 | Pneumatic supporting cylinder |
| TWM554537U (en) * | 2017-09-19 | 2018-01-21 | Pun Teh Industrial Co Ltd | Safe quick connector structure |
| CN111120454A (en) * | 2020-01-17 | 2020-05-08 | 恩普齐斯智能装备(苏州)有限公司 | Low-friction locking cylinder |
| CN113819164A (en) * | 2021-10-13 | 2021-12-21 | 中南大学 | Steel wire braking device |
Non-Patent Citations (1)
| Title |
|---|
| 梁亮、梁玉文、宋宇: "《自动化生产线安装与调试项目化教程》", 北京理工大学出版社, pages: 14 - 15 * |
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