CN111660252B - Planet carrier positioning pin pulling-out method - Google Patents
Planet carrier positioning pin pulling-out method Download PDFInfo
- Publication number
- CN111660252B CN111660252B CN202010446049.5A CN202010446049A CN111660252B CN 111660252 B CN111660252 B CN 111660252B CN 202010446049 A CN202010446049 A CN 202010446049A CN 111660252 B CN111660252 B CN 111660252B
- Authority
- CN
- China
- Prior art keywords
- planet carrier
- jacks
- pulling
- positioning pin
- cushion blocks
- 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.)
- Expired - Fee Related
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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
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Abstract
A planet carrier positioning pin pulling-out method comprises the following steps: (1) disassembling all connecting bolts between the planet carrier and the output shaft of the gear box; (2) placing two semicircular ring plates on the top surface of a bearing bush seat at the periphery of an output shaft of the gear box; (3) putting a plurality of groups of 100T jacks on the two ring plates, and ensuring that the plurality of groups of 100T jacks are respectively positioned right below the plurality of positioning pins; in summary, the invention provides a planet carrier positioning pin pulling method, which comprises the steps of firstly disassembling a planet carrier from an output shaft of a gear box by using a 100T jack and an ejector rod, and then pulling out positioning pins on the planet carrier one by using a pulling-out device, so that the time and labor are greatly saved, the practicability is good, and the technical support is provided for taking out the positioning pins during installation and maintenance.
Description
Technical Field
The invention belongs to the technical field of installation and maintenance of transmission equipment, and particularly relates to a method for pulling out a planet carrier positioning pin.
Background
Because in the equipment that contains the locating pin such as gear box transmission equipment installation, maintenance, need pull out the locating pin that has assembled and take out, because locating pin and planet carrier generally are interference fit, it is comparatively difficult when manual work takes out, waste time and energy, do not have the labour saving and time saving method at present and take out the locating pin, consequently need a planet carrier locating pin pull-out method urgently, make the comparatively simple locating pin of taking out of workman, improve the operating efficiency.
Disclosure of Invention
The invention provides a method for pulling out a planet carrier positioning pin, aiming at solving the defects in the prior art, and the method can easily pull out the positioning pin on the planet carrier by means of a 100T jack, a 15T jack and auxiliary tools thereof, has high working efficiency and saves manpower.
In order to solve the technical problems, the invention adopts the following technical scheme: a planet carrier positioning pin pulling-out method comprises the following steps:
(1) disassembling all connecting bolts between the planet carrier and the output shaft of the gear box;
(2) placing two semicircular ring plates on the top surface of a bearing bush seat at the periphery of an output shaft of the gear box;
(3) putting a plurality of groups of 100T jacks on the two ring plates, and ensuring that the plurality of groups of 100T jacks are respectively positioned right below the plurality of positioning pins;
(4) then, taking a plurality of ejector rods and small cushion blocks, wherein each ejector rod and small cushion block form a group, each group of ejector rods and small cushion blocks are arranged between a positioning pin and a 100T jack, the small cushion blocks are positioned at the lower ends of the ejector rods, and the upper ends of the ejector rods are positioned on the bottom surfaces of the positioning pins;
(5) after all the ejector rods and the small cushion blocks are installed, all the 100T jacks are started simultaneously, the 100T jacks push the ejector rods upwards, the ejector rods jack the positioning pins together with the planet carrier from the output shaft of the gear box, and the separation of the planet carrier and the output shaft of the gear box is completed;
(6) and pulling out the positioning pins on the planet carrier one by using a pulling-out device.
The pulling-out device in the step (6) comprises a bottom plate, a long bolt, two 15T jacks and two large cushion blocks, wherein a through hole is formed in the bottom plate, the long bolt is transmitted into the through hole of the bottom plate from top to bottom, the two 15T jacks are installed on the bottom plate, the two 15T jacks are symmetrically arranged relative to the through hole, and the long bolt is matched with the threaded hole of the positioning pin.
The method for pulling out the positioning pin on the planet carrier by using the pulling-out device in the step (6) is as follows: screwing a long bolt into a threaded hole of the positioning pin, placing two large cushion blocks on a workbench, placing a planet carrier on the two large cushion blocks, and simultaneously working two 15T jacks under a bottom plate, so that the long bolt downwards extracts the positioning pin, and then installing the method and extracting the rest positioning pins one by one.
By adopting the technical scheme, the invention has the following beneficial effects: the invention provides a method for pulling out a planet carrier positioning pin, which comprises the steps of firstly utilizing a 100T jack and an ejector rod to disassemble a planet carrier from an output shaft of a gear box, and then adopting a pulling-out device to pull out positioning pins on the planet carrier one by one, thereby greatly saving time and labor, having good practicability and providing technical support for taking out the positioning pins during installation and maintenance.
Drawings
FIG. 1 is a diagram of the present invention in an operational state with the planet carrier removed;
FIG. 2 is a view showing the operation of the present invention for pulling out the positioning pin.
Detailed Description
As shown in fig. 1 and 2, a planet carrier 1 is connected with an output shaft 2 of a gear box through a plurality of positioning pins 3, the positioning pins 3 are in interference fit with the planet carrier 1, the positioning pins 3 are provided with threaded holes, the threaded holes of the positioning pins 3 are in threaded connection with connecting bolts, and the planet carrier 1 and the output shaft 2 of the gear box are connected together through the connecting bolts;
the method for pulling out the positioning pin 3 comprises the following steps:
(1) disassembling all connecting bolts between the planet carrier 1 and the output shaft 2 of the gear box;
(2) placing two semicircular ring plates 4 on the top surface of a bearing bush seat 5 at the periphery of an output shaft 2 of the gear box;
(3) placing a plurality of groups of 100T jacks 6 on the two ring plates 4, and ensuring that the plurality of groups of 100T jacks 6 are respectively positioned under the plurality of positioning pins 3;
(4) then, taking a plurality of ejector rods 7 and small cushion blocks 8, wherein each ejector rod 7 and small cushion block 8 form a group, each group of ejector rods 7 and small cushion blocks 8 is arranged between a positioning pin 3 and a 100T jack 6, the small cushion blocks 8 are positioned at the lower ends of the ejector rods 7, and the upper ends of the ejector rods 7 are positioned on the bottom surfaces of the positioning pins 3;
(5) after all the ejector rods 7 and the small cushion blocks 8 are installed, all the 100T jacks 6 are started simultaneously, the 100T jacks 6 push the ejector rods 7 upwards, the ejector rods 7 jack the positioning pins 3 with the planet carrier 1 from the output shaft 2 of the gear box, and the planet carrier 1 is separated from the output shaft 2 of the gear box;
(6) and pulling out the positioning pins 3 on the planet carrier 1 one by using a pulling-out device.
The pulling-out device in the step (6) comprises a bottom plate 9, a long bolt 10, two 15T jacks 11 and two large cushion blocks 12, wherein a through hole is formed in the bottom plate 9, the long bolt 10 is transmitted into the through hole of the bottom plate 9 from top to bottom, the two 15T jacks 11 are installed on the bottom plate 9, the two 15T jacks 11 are symmetrically arranged relative to the through hole, and the long bolt 10 is matched with the threaded hole of the positioning pin 3.
The method for pulling out the positioning pin 3 on the planet carrier 1 by using the pulling-out device in the step (6) is as follows: the long bolt 10 is screwed into a threaded hole of the positioning pin 3, the two large cushion blocks 12 are placed on the workbench 13, the planet carrier 1 is placed on the two large cushion blocks 12, a space is arranged right below the bottom plate 9 at the moment, the two 15T jacks 11 work simultaneously, so that the positioning pin 3 is pulled out downwards by the long bolt 10, and then the rest positioning pins 3 are pulled out one by installing the method.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (1)
1. A planet carrier positioning pin pulling-out method is characterized in that: the method comprises the following steps:
(1) disassembling all connecting bolts between the planet carrier and the output shaft of the gear box;
(2) placing two semicircular ring plates on the top surface of a bearing bush seat at the periphery of an output shaft of the gear box;
(3) putting a plurality of groups of 100T jacks on the two ring plates, and ensuring that the plurality of groups of 100T jacks are respectively positioned right below the plurality of positioning pins;
(4) then, taking a plurality of ejector rods and small cushion blocks, wherein each ejector rod and small cushion block form a group, each group of ejector rods and small cushion blocks are arranged between a positioning pin and a 100T jack, the small cushion blocks are positioned at the lower ends of the ejector rods, and the upper ends of the ejector rods are positioned on the bottom surfaces of the positioning pins;
(5) after all the ejector rods and the small cushion blocks are installed, all the 100T jacks are started simultaneously, the 100T jacks push the ejector rods upwards, the ejector rods jack the positioning pins together with the planet carrier from the output shaft of the gear box, and the separation of the planet carrier and the output shaft of the gear box is completed;
(6) pulling out the positioning pins on the planet carrier one by using a pulling-out device;
the pulling-out device in the step (6) comprises a bottom plate, a long bolt, two 15T jacks and two large cushion blocks, wherein a through hole is formed in the bottom plate, the long bolt is transmitted into the through hole of the bottom plate from top to bottom, the two 15T jacks are installed on the bottom plate, the two 15T jacks are symmetrically arranged relative to the through hole, and the long bolt is matched with a threaded hole of the positioning pin;
the method for pulling out the positioning pin on the planet carrier by using the pulling-out device in the step (6) is as follows: screwing a long bolt into a threaded hole of the positioning pin, placing two large cushion blocks on a workbench, placing a planet carrier on the two large cushion blocks, and simultaneously working two 15T jacks under a bottom plate, so that the long bolt downwards extracts the positioning pin, and then installing the method and extracting the rest positioning pins one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010446049.5A CN111660252B (en) | 2020-05-25 | 2020-05-25 | Planet carrier positioning pin pulling-out method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010446049.5A CN111660252B (en) | 2020-05-25 | 2020-05-25 | Planet carrier positioning pin pulling-out method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111660252A CN111660252A (en) | 2020-09-15 |
| CN111660252B true CN111660252B (en) | 2021-10-01 |
Family
ID=72384380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010446049.5A Expired - Fee Related CN111660252B (en) | 2020-05-25 | 2020-05-25 | Planet carrier positioning pin pulling-out method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111660252B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2041159C1 (en) * | 1991-05-16 | 1995-08-09 | Конструкторское бюро специального машиностроения | Supporting-and-butt-joining set for modular articles |
| US6895648B1 (en) * | 2003-05-03 | 2005-05-24 | Michael J. Willett | Motor vehicle pneumatic jacklift system |
| CN201544011U (en) * | 2008-11-28 | 2010-08-11 | 重庆动源摩托车配件销售有限公司 | Device for disassembling piston pin of engine |
| CN203542502U (en) * | 2013-09-27 | 2014-04-16 | 舞阳钢铁有限责任公司 | Special wheel pulling device for brake wheel of crown block |
| CN204053965U (en) * | 2014-08-11 | 2014-12-31 | 苏红亮 | A kind of attaching/detaching apparatus of plate type heat exchanger clamp nut |
| CN105345737A (en) * | 2015-11-10 | 2016-02-24 | 郭发亮 | Bearing disassembling disc |
| CN105458649A (en) * | 2015-12-10 | 2016-04-06 | 苏州博众精工科技有限公司 | Automatic feed mechanism of jack |
| CN205290322U (en) * | 2015-11-22 | 2016-06-08 | 天津华建天恒传动有限责任公司 | Wind -powered electricity generation gear box planet carrier bearing can't harm dismounting device |
| CN106050582A (en) * | 2016-06-03 | 2016-10-26 | 南京安维士传动技术股份有限公司 | Method for replacing planet carrier motor side bearing of wind power gear box in air |
| CN208051322U (en) * | 2018-04-16 | 2018-11-06 | 攀钢集团西昌钢钒有限公司 | A kind of draw-off gear |
| CN209551032U (en) * | 2018-10-26 | 2019-10-29 | 厦门良舟化工机械有限公司 | A kind of mechanical sealing static ring press fitting graphite grazing loop device |
-
2020
- 2020-05-25 CN CN202010446049.5A patent/CN111660252B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2041159C1 (en) * | 1991-05-16 | 1995-08-09 | Конструкторское бюро специального машиностроения | Supporting-and-butt-joining set for modular articles |
| US6895648B1 (en) * | 2003-05-03 | 2005-05-24 | Michael J. Willett | Motor vehicle pneumatic jacklift system |
| CN201544011U (en) * | 2008-11-28 | 2010-08-11 | 重庆动源摩托车配件销售有限公司 | Device for disassembling piston pin of engine |
| CN203542502U (en) * | 2013-09-27 | 2014-04-16 | 舞阳钢铁有限责任公司 | Special wheel pulling device for brake wheel of crown block |
| CN204053965U (en) * | 2014-08-11 | 2014-12-31 | 苏红亮 | A kind of attaching/detaching apparatus of plate type heat exchanger clamp nut |
| CN105345737A (en) * | 2015-11-10 | 2016-02-24 | 郭发亮 | Bearing disassembling disc |
| CN205290322U (en) * | 2015-11-22 | 2016-06-08 | 天津华建天恒传动有限责任公司 | Wind -powered electricity generation gear box planet carrier bearing can't harm dismounting device |
| CN105458649A (en) * | 2015-12-10 | 2016-04-06 | 苏州博众精工科技有限公司 | Automatic feed mechanism of jack |
| CN106050582A (en) * | 2016-06-03 | 2016-10-26 | 南京安维士传动技术股份有限公司 | Method for replacing planet carrier motor side bearing of wind power gear box in air |
| CN208051322U (en) * | 2018-04-16 | 2018-11-06 | 攀钢集团西昌钢钒有限公司 | A kind of draw-off gear |
| CN209551032U (en) * | 2018-10-26 | 2019-10-29 | 厦门良舟化工机械有限公司 | A kind of mechanical sealing static ring press fitting graphite grazing loop device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111660252A (en) | 2020-09-15 |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20211001 |