CN113386086A - Electric actuator brake mechanism dismounting device and method - Google Patents
Electric actuator brake mechanism dismounting device and method Download PDFInfo
- Publication number
- CN113386086A CN113386086A CN202110671934.8A CN202110671934A CN113386086A CN 113386086 A CN113386086 A CN 113386086A CN 202110671934 A CN202110671934 A CN 202110671934A CN 113386086 A CN113386086 A CN 113386086A
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- brake mechanism
- base
- electric actuator
- brake
- positioning pin
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- 230000007246 mechanism Effects 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
- Braking Arrangements (AREA)
Abstract
The invention belongs to the technical field of machinery, and particularly relates to a device and a method for disassembling and assembling a brake mechanism of an electric actuator, wherein the device comprises a manual operation disc, a screw rod, a bracket, a positioning pin and a base; the support fixed connection is on the base, and the locating pin is installed on the base, and the screw rod upper end is connected with the manual operation dish, and the lower extreme passes the support. The invention solves the problem that the brake clearance can not be controlled in the assembly process of the brake mechanism, ensures the assembly quality of the brake mechanism, can quickly and accurately assemble and disassemble the brake mechanism, adjusts the brake clearance and shortens the working time of disassembly and maintenance of the brake mechanism of the electric actuator.
Description
Technical Field
The invention belongs to the technical field of machinery, and particularly relates to a device and a method for disassembling and assembling a brake mechanism of an electric actuator.
Background
The main function of the brake mechanism is to control the adjustment precision of the electric regulating valve and to maintain the current position of the valve, if the brake mechanism is loosened, worn or damaged, the electric regulating valve will overshoot or delay in the adjustment process, and if the brake mechanism is serious, the valve state cannot be maintained, so that the valve is closed or opened under the action of a system medium, and the safe and stable operation of the system is affected, therefore, the disassembly and assembly quality of the brake mechanism is very important. On-spot disintegration inspection brake mechanism need carry out the dismouting to brake mechanism, it can accomplish the dismouting to need 2 ~ 3 people to cooperate usually, especially brake mechanism's brake clearance is not well controlled when repacking, brake mechanism of certain type needs the brake clearance of control brake mechanism at assembly process at 0.5mm ~ 0.8mm, need dismantle many times or adjust the last fixation nut of brake mechanism, can't once adjust in place, occupy this electric actuator disintegration inspection more than half the time, sometimes through many times the dismouting after, the nut slides easily, cause brake mechanism unusable.
Therefore, it is desirable to provide a device and a method for assembling and disassembling a brake mechanism of an electric actuator, so as to solve the disadvantages of the prior art.
Disclosure of Invention
The invention aims to provide a device and a method for disassembling and assembling a brake mechanism of an electric actuator, which solve the problem that the brake clearance cannot be controlled in the assembly process of the brake mechanism, ensure the assembly quality of the brake mechanism, quickly and accurately disassemble the brake mechanism, adjust the brake clearance and shorten the working time of disassembly and maintenance of the brake mechanism of the electric actuator.
The technical scheme for realizing the purpose of the invention is as follows:
a brake mechanism dismounting device of an electric actuator comprises a manual operation disc, a screw, a bracket, a positioning pin and a base;
the support fixed connection is on the base, and the locating pin is installed on the base, and the screw rod upper end is connected with the manual operation dish, and the lower extreme passes the support.
Four positioning pin holes are formed in the base.
The locating pin has two, and the diagonal angle is placed in the locating pin hole of base.
The bracket is in an inverted L shape.
The cross rod of the bracket is provided with a threaded hole, and the screw rod is screwed into the threaded hole of the cross rod of the bracket.
The lower end of the screw rod is positioned and fixed at the lower end of the support cross rod by a nut.
The structural size of the base is determined according to the size and the shape of the brake mechanism base.
The sizes of the four positioning pin holes on the base are consistent with those of the fixing holes on the brake mechanism.
The height of the bracket and the length of the cross rod are determined according to the height and the axle center size of the brake mechanism.
The bracket is welded on the base.
The dismounting method of the dismounting device of the electric actuator brake mechanism comprises the following steps;
placing an electric actuator brake mechanism to be disassembled on a base, wherein the electric actuator brake mechanism corresponds to four positioning pin holes of the base; placing the opposite angles of the positioning pins in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base;
clockwise rotating the manual operation disc to enable the screw to be in contact with a rotating shaft of the brake mechanism; two fixing nuts of the brake mechanism are loosened on the back of the base; rotating the manual operating disc anticlockwise to separate the screw from the rotating shaft of the brake mechanism, releasing the elastic force of a spring in the brake mechanism, taking down each part of the brake mechanism, and completing disassembly;
step three, confirming that all parts of the brake mechanism are disassembled, and placing a brake mechanism base on the base and corresponding to the four positioning pin holes of the base; placing the opposite angles of the positioning pins in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base;
fourthly, the components are assembled back according to the disassembly sequence, and then the screw rod is contacted with the rotating shaft of the brake mechanism by clockwise rotating the manual operation disc; rotating the manual operation disc clockwise to enable the screw to press a transmission shaft of the brake mechanism downwards and measuring a brake clearance; after the brake clearance is confirmed to meet the technical requirements, screwing two nuts of the brake mechanism, and confirming that the reinstallation of the brake mechanism is finished; and rotating the manual operation plate anticlockwise to separate the screw rod from the rotating shaft of the brake mechanism, and taking down the brake mechanism.
The invention has the beneficial technical effects that:
(1) the four bolt holes of the base are used for fixing the brake mechanism according to the size of the brake mechanism base and the correspondence of the four fixing bolt holes on the base, and meanwhile, according to the height size of the brake mechanism, the brake mechanism spring is compressed by the screw rod, the brake clearance is adjusted, and the brake mechanism can be assembled in place at one time. The invention solves the problem that the brake clearance can not be controlled in the assembly process of the brake mechanism, and ensures the assembly quality of the brake mechanism;
(2) the screw rod of the device presses the spring of the brake mechanism up and down, so that the brake clearance of the brake mechanism can be accurately adjusted, and multiple times of disassembly and assembly adjustment are avoided; according to the structural characteristics of the brake mechanism, the designed base is just used for fixing the brake mechanism without an additional tool for fixing; by using the device, single-person operation can be realized, personnel does not need to be matched, and labor and working hours are saved;
(3) the device has simple, compact, small and stable structure and is convenient to carry; the device is suitable for the disassembly and assembly and the clearance adjustment of various brake mechanisms with the same structure and different sizes; for the brake mechanism which is not disassembled, the brake clearance can be calibrated and adjusted through the device.
Drawings
FIG. 1 is a schematic structural view of a brake mechanism mounting and dismounting device of an electric actuator according to the present invention;
in the figure: 1-manual operation panel; 2-a screw; 3-a nut; 4-a scaffold; 5-positioning pins; 6-base.
Detailed Description
In order to make those skilled in the art better understand the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention. It should be apparent that the embodiments described below are only some, but not all, of the embodiments of the present invention. All other embodiments that can be derived by a person skilled in the art from the embodiments described herein without inventive step are within the scope of the present invention.
Example 1:
as shown in fig. 1, the dismounting device for the brake mechanism of the electric actuator provided by the invention comprises a manual operation plate 1, a screw rod 2, a nut 3, a bracket 4, a positioning pin 5 and a base 6.
The bracket 4 is of an inverted L shape.
The support 4 is welded on the base 6, four positioning pin holes are formed in the upper surface of the base 6, and the opposite angles of the positioning pins 5 are placed in the positioning pin holes of the base 6.
Threaded holes are formed in the cross rod of the support 4, the screw rod 2 is screwed into the threaded holes of the cross rod of the support 4, the upper end of the screw rod 2 is connected with the manual operation disc 1, and the lower end of the screw rod 2 is positioned and fixed at the lower end of the cross rod of the support 4 through the nut 3.
The structural size of the base 6 is determined according to the size and the appearance of the base of the brake mechanism, the sizes of the four positioning pin holes on the base 6 are consistent with those of the fixing holes on the brake mechanism, and the height of the support 4 and the length of the cross rod are determined according to the height and the axle center size of the brake mechanism.
Example 2:
the invention also provides a method for disassembling and assembling the brake mechanism of the electric actuator, which comprises the following steps;
firstly, placing an electric actuator brake mechanism to be disassembled on a base 6 of the device, wherein the electric actuator brake mechanism corresponds to four positioning pin holes of the base 6; placing the opposite angles of the positioning pins 5 in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base 6;
step two, the screw rod 2 is contacted with a rotating shaft of the brake mechanism by clockwise rotating the manual operation disc 1; two fixing nuts of the brake mechanism are loosened on the back of the base 6 by using a universal tool open spanner; slowly rotating the manual operating plate 1 anticlockwise to enable the screw rod 2 to be separated from the rotating shaft of the brake mechanism, releasing the elasticity of a spring in the brake mechanism at the moment, taking down each part of the brake mechanism, and completing disassembly;
step three, confirming that all parts of the brake mechanism are disassembled, and placing a brake mechanism base on the base 6 and corresponding to the four positioning pin holes of the base 6; placing the opposite angles of the positioning pins 5 in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base 6;
fourthly, the components are assembled back according to the disassembly sequence, and then the manual operation disc 1 is rotated clockwise to enable the screw rod 2 to be in contact with the rotating shaft of the brake mechanism; clockwise rotating the manual operation disc 1 to enable the screw rod 2 to slowly press down a transmission shaft of the brake mechanism, and measuring a brake clearance by using a general tool clearance gauge; after the brake clearance is confirmed to meet the technical requirements, the two nuts of the brake mechanism are screwed by using a universal tool open spanner, and the brake mechanism is confirmed to be installed again; and slowly rotating the manual operation plate 1 anticlockwise to separate the screw rod 2 from the rotating shaft of the brake mechanism, and taking down the brake mechanism.
Example 3
A dismounting method of a brake mechanism dismounting device adopting an electric actuator comprises the following steps:
as shown in fig. 1, the dismounting device for the brake mechanism of the electric actuator provided by the invention comprises a manual operation plate 1, a screw rod 2, a nut 3, a bracket 4, a positioning pin 5 and a base 6.
The bracket 4 is of an inverted L shape.
The support 4 is welded on the base 6, four positioning pin holes are formed in the upper surface of the base 6, and the opposite angles of the positioning pins 5 are placed in the positioning pin holes of the base 6.
Threaded holes are formed in the cross rod of the support 4, the screw rod 2 is screwed into the threaded holes of the cross rod of the support 4, the upper end of the screw rod 2 is connected with the manual operation disc 1, and the lower end of the screw rod 2 is positioned and fixed at the lower end of the cross rod of the support 4 through the nut 3.
The structural size of the base 6 is determined according to the size and the appearance of the base of the brake mechanism, the sizes of the four positioning pin holes on the base 6 are consistent with those of the fixing holes on the brake mechanism, and the height of the support 4 and the length of the cross rod are determined according to the height and the axle center size of the brake mechanism.
The method comprises the following steps:
firstly, placing an electric actuator brake mechanism to be disassembled on a base 6 of the device, wherein the electric actuator brake mechanism corresponds to four positioning pin holes of the base 6; placing the opposite angles of the positioning pins 5 in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base 6;
step two, the screw rod 2 is contacted with a rotating shaft of the brake mechanism by clockwise rotating the manual operation disc 1; two fixing nuts of the brake mechanism are loosened on the back of the base 6 by using a universal tool open spanner; slowly rotating the manual operating plate 1 anticlockwise to enable the screw rod 2 to be separated from the rotating shaft of the brake mechanism, releasing the elasticity of a spring in the brake mechanism at the moment, taking down each part of the brake mechanism, and completing disassembly;
step three, confirming that all parts of the brake mechanism are disassembled, and placing a brake mechanism base on the base 6 and corresponding to the four positioning pin holes of the base 6; placing the opposite angles of the positioning pins 5 in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base 6;
fourthly, the components are assembled back according to the disassembly sequence, and then the manual operation disc 1 is rotated clockwise to enable the screw rod 2 to be in contact with the rotating shaft of the brake mechanism; clockwise rotating the manual operation disc 1 to enable the screw rod 2 to slowly press down a transmission shaft of the brake mechanism, and measuring a brake clearance by using a general tool clearance gauge; after the brake clearance is confirmed to meet the technical requirements, the two nuts of the brake mechanism are screwed by using a universal tool open spanner, and the brake mechanism is confirmed to be installed again; and slowly rotating the manual operation plate 1 anticlockwise to separate the screw rod 2 from the rotating shaft of the brake mechanism, and taking down the brake mechanism.
The present invention has been described in detail with reference to the drawings and examples, but the present invention is not limited to the examples, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention. The prior art can be adopted in the content which is not described in detail in the invention.
Claims (11)
1. The utility model provides an electric actuator brake mechanism dismouting device which characterized in that: the device comprises a manual operation disc (1), a screw rod (2), a bracket (4), a positioning pin (5) and a base (6);
support (4) fixed connection is on base (6), and locating pin (5) are installed on base (6), and screw rod (2) upper end is connected with manual operation dish (1), and support (4) are passed to the lower extreme.
2. The device for assembling and disassembling the brake mechanism of the electric actuator according to claim 1, wherein: four positioning pin holes are formed in the base (6).
3. The device for assembling and disassembling the brake mechanism of the electric actuator according to claim 2, wherein: the two positioning pins (5) are arranged in the positioning pin holes of the base (6) diagonally.
4. The device for assembling and disassembling the brake mechanism of the electric actuator according to claim 3, wherein: the bracket (4) is of an inverted L shape.
5. The device for assembling and disassembling the brake mechanism of the electric actuator according to claim 4, wherein: threaded holes are formed in the cross rod of the support (4), and the screw rods (2) are screwed into the threaded holes of the cross rod of the support (4).
6. The device for mounting and dismounting the brake mechanism of the electric actuator according to claim 5, wherein: the lower end of the screw rod (2) is positioned and fixed at the lower end of the cross rod of the bracket (4) by a nut (3).
7. The device for assembling and disassembling an electric actuator brake mechanism according to claim 6, wherein: the structural size of the base (6) is determined according to the size and the shape of the brake mechanism base.
8. The device for mounting and dismounting the brake mechanism of the electric actuator according to claim 7, wherein: the sizes of the four positioning pin holes on the base (6) are consistent with those of the fixing holes on the brake mechanism.
9. The device for mounting and dismounting the brake mechanism of the electric actuator according to claim 8, wherein: the height of the bracket (4) and the length of the cross rod are determined according to the height and the axle center size of the brake mechanism.
10. The device for mounting and dismounting the brake mechanism of the electric actuator according to claim 9, wherein: the bracket (4) is welded on the base (6).
11. The method for assembling and disassembling the brake mechanism assembling and disassembling device of the electric actuator according to claim 10, wherein: the method comprises the following steps;
placing an electric actuator brake mechanism to be disassembled on a base (6) and corresponding to four positioning pin holes of the base (6); placing the opposite angles of the positioning pins (5) in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base (6);
clockwise rotating the manual operation disc (1) to enable the screw (2) to be in contact with a rotating shaft of the brake mechanism; two fixing nuts of the brake mechanism are loosened on the back of the base (6); rotating the manual operating plate (1) anticlockwise to separate the screw rod (2) from the rotating shaft of the brake mechanism, releasing the elasticity of a spring in the brake mechanism at the moment, taking down each part of the brake mechanism, and completing disassembly;
step three, confirming that all parts of the brake mechanism are disassembled, and placing a brake mechanism base on the base (6) and corresponding to the four positioning pin holes of the base (6); placing the opposite angles of the positioning pins (5) in the fixing holes of the brake mechanism and inserting the positioning pins into the positioning pin holes of the base (6);
fourthly, the components are assembled back according to the disassembly sequence, and then the screw (2) is contacted with the rotating shaft of the brake mechanism by clockwise rotating the manual operation disc (1); rotating the manual operation plate (1) clockwise to enable the screw (2) to press a transmission shaft of the brake mechanism downwards and measure a brake clearance; after the brake clearance is confirmed to meet the technical requirements, screwing two nuts of the brake mechanism, and confirming that the reinstallation of the brake mechanism is finished; and rotating the manual operation plate (1) anticlockwise to separate the screw rod (2) from the rotating shaft of the brake mechanism, and taking down the brake mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110671934.8A CN113386086A (en) | 2021-06-17 | 2021-06-17 | Electric actuator brake mechanism dismounting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110671934.8A CN113386086A (en) | 2021-06-17 | 2021-06-17 | Electric actuator brake mechanism dismounting device and method |
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| Publication Number | Publication Date |
|---|---|
| CN113386086A true CN113386086A (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110671934.8A Pending CN113386086A (en) | 2021-06-17 | 2021-06-17 | Electric actuator brake mechanism dismounting device and method |
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| CN (1) | CN113386086A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103567973A (en) * | 2013-11-22 | 2014-02-12 | 南车戚墅堰机车有限公司 | Specialized maintenance device for spindle knife locking belleville spring |
| EP3178678A1 (en) * | 2015-11-27 | 2017-06-14 | Bright Technology Co., Ltd. | Vehicle-mounted tire changer with tire-expanding mechanism |
| CN107443309A (en) * | 2017-09-29 | 2017-12-08 | 中车株洲电力机车有限公司 | One kind parks cylinder provision for disengagement and method |
| CN108098669A (en) * | 2017-12-15 | 2018-06-01 | 南宁学院 | A kind of engine valve lock clamp dismounts auxiliary tool |
| CN211565761U (en) * | 2019-11-25 | 2020-09-25 | 天津贝威通科技有限公司 | Novel spring assembly and disassembly tools |
| CN215847994U (en) * | 2021-06-17 | 2022-02-18 | 江苏核电有限公司 | Electric actuator brake mechanism dismouting device |
-
2021
- 2021-06-17 CN CN202110671934.8A patent/CN113386086A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567973A (en) * | 2013-11-22 | 2014-02-12 | 南车戚墅堰机车有限公司 | Specialized maintenance device for spindle knife locking belleville spring |
| EP3178678A1 (en) * | 2015-11-27 | 2017-06-14 | Bright Technology Co., Ltd. | Vehicle-mounted tire changer with tire-expanding mechanism |
| CN107443309A (en) * | 2017-09-29 | 2017-12-08 | 中车株洲电力机车有限公司 | One kind parks cylinder provision for disengagement and method |
| CN108098669A (en) * | 2017-12-15 | 2018-06-01 | 南宁学院 | A kind of engine valve lock clamp dismounts auxiliary tool |
| CN211565761U (en) * | 2019-11-25 | 2020-09-25 | 天津贝威通科技有限公司 | Novel spring assembly and disassembly tools |
| CN215847994U (en) * | 2021-06-17 | 2022-02-18 | 江苏核电有限公司 | Electric actuator brake mechanism dismouting device |
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