CN112757217B - Dismantlement formula stern tube bearing dismounting device - Google Patents
Dismantlement formula stern tube bearing dismounting device Download PDFInfo
- Publication number
- CN112757217B CN112757217B CN202110222249.7A CN202110222249A CN112757217B CN 112757217 B CN112757217 B CN 112757217B CN 202110222249 A CN202110222249 A CN 202110222249A CN 112757217 B CN112757217 B CN 112757217B
- Authority
- CN
- China
- Prior art keywords
- sliding
- limiting
- column
- bearing
- butt
- 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.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a detachable stern tube bearing detaching device, which comprises a stern tube, a bearing, a butt column, a sliding limiting assembly, a floating adjusting assembly and a detaching and connecting mechanism, wherein the bearing is arranged on the stern tube; according to the invention, the dismounting and connecting mechanism is additionally arranged, the telescopic threaded column is rotatably inserted into the inserting thread groove connected to the outer side of the limit abutting wedge block through the thread of the telescopic threaded column, then the abutting plate connected to the outer end of the telescopic threaded column is slidably buckled in the connecting frame body, so that the movable connecting structure of the limit abutting wedge block and the limit plate is formed, and therefore, when the limit abutting wedge block needs to be replaced, the telescopic threaded column is rotated to move outwards from the inserting thread groove on the outer side of the limit abutting wedge block, and meanwhile, the abutting plate rotates outwards in the connecting frame body, and when the telescopic threaded column is separated from the inserting thread groove, the separation is realized, the structural design is ingenious, and the operation is convenient.
Description
Technical Field
The invention relates to a detachable stern tube bearing detaching device.
Background
At present, in the process of building large, medium and small ships, at the building berth stage, the stern tube and the bearing are very heavy, the bearings are mostly in interference fit with the holes, the bearings are guaranteed to be correctly pressed and installed in place through a professional pressing sleeve tool, meanwhile, the process requirements are met by measuring the gap between the shaft and the bearings, the cleanliness of the shaft holes, the oil cleanliness, the shafting load and the like at the later stage, and the ships can sail smoothly. The replacement of the bearings is also a difficult point during the construction process or long-term operation of the ship, and the bearings need professional devices for disassembling the bearings. Because the types and the sizes of various ship bearings are not consistent, the ship bearings are not provided with matched professional devices. Some factories adopt a special tool to fix the magnetic drill, mill grooves through a garbage groove of the bearing, mill off two sides of the bearing, and then remove the bearing, and other factories use a gouging mode to destructively remove the bearing. The integrity of the bearing cannot be ensured by the method, and the surface of a screw shaft hole can be abraded; thus to foretell problem development diversified dismounting device, but current dismounting device can not be according to bearing both ends opening size and adjust limit structure's position to make dismounting device can only use in coordination, application range receives the restriction, uses the inflexibility very, need improve the convenience that the structure was dismantled and is changed the accessory in addition.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the dismounting device for the stern tube bearing is convenient to dismount the limiting abutting wedge block and can adjust the position of the limiting abutting structure according to the size of the openings at the two ends of the bearing.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a detachable stern tube bearing detaching device comprises a stern tube, a bearing, a butt joint column, a sliding limiting assembly, a floating adjusting assembly and a detaching and connecting mechanism; the bearing is arranged in the middle of the inside of the stern tube; the bearing is hollow inside and is open at two ends; two ends of the bearing are respectively connected with a butt column in a penetrating way; the docking posts are connected end-to-end intermediate the interior of the bearing; the butt-joint columns are respectively provided with a sliding limiting component; the sliding limiting assembly comprises a driving screw, a sliding threaded cylinder, a connecting short rod, a limiting abutting wedge block, a limiting plate and a clamping rod; a driving screw is rotatably clamped and installed in the butt joint column; the outer end of the driving screw rod extends to the outer end of the butt column and is positioned outside the stern tube; a sliding cavity is arranged inside the butt-joint column; the upper side and the lower side of the sliding cavity are respectively provided with a sliding opening; the sliding threaded cylinder is transversely installed in the sliding cavity in a sliding mode and is in threaded sleeve joint with the driving screw; the upper side and the lower side of the sliding threaded cylinder are respectively provided with a connecting short rod; the outer ends of the connecting short rods respectively penetrate through the sliding openings and extend to the outer sides of the butting columns; the outer ends of the connecting short rods are respectively provided with a limiting abutting wedge-shaped block in a sliding sleeved mode; the inner side of the limiting abutting wedge block is provided with an abutting inclined plane; the abutting inclined planes of the limiting abutting wedge blocks are respectively abutted against the upper side and the lower side of the opening at the end part of the bearing; the limiting plate is mounted on the outer side of the limiting abutting wedge block through a dismounting and connecting mechanism; the inner sides of the outer ends of the limiting plates are respectively and vertically sleeved with a clamping and connecting rod in a sliding and sleeving manner; the inner end of the clamping rod is slidably clamped on the outer side surface of the butt-joint column; the driving screw rotates to drive the sliding threaded cylinder to move towards the inside of the sliding cavity, and the sliding threaded cylinder drives the abutting inclined plane of the limiting abutting wedge block to abut against the end opening of the bearing when moving towards the inside of the sliding cavity; the floating adjusting assembly comprises a radial adjusting screw and a sliding positioning block; the limiting plates are respectively provided with a floating adjusting assembly; the limiting plates are respectively provided with a threaded hole; the threaded holes of the limiting plates are respectively in threaded rotary connection with a radial adjusting screw rod in a penetrating manner; the inner ends of the radial adjusting screws are respectively rotatably clamped with a sliding positioning block; the sliding positioning block is axially and slidably clamped on the outer side surface of the butt column; the radial adjusting screw rotates to drive the limiting plate and the limiting abutting wedge block to float radially; the outer side of the limiting abutting wedge block is provided with an inserting thread groove; the disassembling and connecting mechanism comprises a telescopic threaded column, a butt joint plate and a connecting frame body; the inner end of the limiting plate is provided with a connecting frame body; the inner thread of the inserting thread groove on the outer side of the limiting abutting wedge-shaped block is rotatably connected with the telescopic thread column; the outer end of the telescopic threaded column extends into the connecting frame body; the outer end of the telescopic threaded column is provided with a butt plate; the abutting plate is slidably buckled inside the connecting frame body.
Further, an abutting rubber sheet is arranged on an abutting inclined plane on the inner side of the limiting abutting wedge block.
Furthermore, sliding clamping grooves are respectively formed in the upper portion and the lower portion of the outer side face of the butt-joint column; the inner end of the clamping rod and the sliding positioning block are clamped on the sliding clamping groove of the butting column in a sliding mode.
Furthermore, the inner end of the driving screw is provided with a rotary clamping tooth; a rotary clamping groove is formed in the butt-joint column; the driving screw is rotationally clamped on the rotary clamping groove in the butt joint column through the rotary clamping teeth at the inner end.
Furthermore, in the penetrating columns at the two ends of the bearing, the inner end of one penetrating column is provided with a thread head, the inner end of the other penetrating column is provided with a thread groove, and the two penetrating columns are in threaded rotary connection through the thread head and the thread groove.
Furthermore, the outer end of the driving screw rod is provided with a traction buckle body.
The invention has the advantages of
According to the invention, the dismounting and connecting mechanism is additionally arranged, the telescopic threaded column is rotatably inserted into the inserting thread groove connected to the outer side of the limit abutting wedge block through the thread of the telescopic threaded column, then the abutting plate connected to the outer end of the telescopic threaded column is slidably buckled in the connecting frame body, so that the movable connecting structure of the limit abutting wedge block and the limit plate is formed, and therefore, when the limit abutting wedge block needs to be replaced, the telescopic threaded column is rotated to move outwards from the inserting thread groove on the outer side of the limit abutting wedge block, and meanwhile, the abutting plate rotates outwards in the connecting frame body, and when the telescopic threaded column is separated from the inserting thread groove, the separation is realized, the structural design is ingenious, and the operation is convenient.
According to the invention, the floating adjusting assembly is additionally arranged, the outer ends of the connecting short rods are respectively provided with the limiting abutting wedge blocks in a sliding sleeved mode, the inner sides of the outer ends of the limiting plates are respectively provided with the clamping rods in a vertical sliding sleeved mode, so that the limiting abutting wedge blocks and the limiting plates form a sliding structure which can float radially on the outer sides of the connecting short rods and the clamping rods, and the limiting plates and the limiting abutting wedge blocks are driven to float radially by rotating the radial adjusting screw rods, so that the limiting abutting wedge blocks form double axial and radial adjustment and can be adjusted according to the size of the opening of the bearing, the adjusting space and range are greatly expanded, and the use is more flexible.
According to the invention, the upper end and the lower end of the bearing are respectively abutted through the limiting abutting wedge block, and the abutting inclined planes of the limiting abutting wedge blocks are abutted against the upper side and the lower side of the end opening of the bearing, so that when the bearing with different opening diameters is disassembled, when the end opening of the bearing is larger, the sliding threaded cylinder is driven to move towards the inside of the sliding cavity through the rotation of the driving screw rod, and when the sliding threaded cylinder moves towards the inside of the sliding cavity, the abutting inclined planes of the limiting abutting wedge blocks are driven to move inwards and abut against the end opening of the bearing, thus forming a two-end clamping structure of the bearing; when the end opening of the bearing is small, the sliding threaded cylinder is driven to move towards the outside of the sliding cavity through rotation of the driving screw rod, the abutting inclined surface of the limiting abutting wedge-shaped block is driven to move outwards when the sliding threaded cylinder moves towards the outside of the sliding cavity, the proper position is abutted against the end opening of the bearing, a clamping structure at two ends of the bearing is formed, and the bearing is drawn out through traction of the driving screw rod.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic structural view of the sliding position limiting assembly of the present invention.
Fig. 3 is a schematic cross-sectional view of the sliding position limiting assembly of the present invention.
Fig. 4 is an enlarged schematic view of the float adjustment assembly of the present invention.
Fig. 5 is an enlarged schematic structural view of the detachment connection mechanism at a in fig. 4.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, a detachable stern tube bearing detaching device comprises a stern tube 1, a bearing 2, a docking column 4, a sliding limiting component 3, a floating adjusting component 6 and a detaching and connecting mechanism 7; the bearing 2 is arranged in the middle of the inside of the stern tube 1; the inside of the bearing 2 is hollow and is open at both ends 21; two ends of the bearing 2 are respectively connected with a butt-joint column 4 in a penetrating way; the docking posts 4 are connected end to end intermediate the interior of the bearing 2; the butt-jointed columns 4 are respectively provided with a sliding limiting component 3; the sliding limiting assembly 3 comprises a driving screw 31, a sliding threaded cylinder 33, a connecting short rod 34, a limiting abutting wedge block 32, a limiting plate 35 and a clamping rod 36; a driving screw 31 is rotatably clamped and installed in the butt joint column 4; the outer end of the drive screw 31 extends to the outer end of the docking post 4 and is located outside the stern tube 1; a sliding cavity 44 is arranged inside the butt column 4; the upper side and the lower side of the sliding cavity 44 are respectively provided with a sliding opening; the sliding threaded cylinder 33 is transversely installed in the sliding cavity 44 in a sliding mode and is sleeved on the driving screw rod 31 in a threaded mode; the upper side and the lower side of the sliding threaded cylinder 33 are respectively provided with a connecting short rod 34; the outer ends of the connecting short rods 34 respectively penetrate through the sliding openings and extend to the outer sides of the butting columns 4; the outer ends of the connecting short rods 34 are respectively provided with a limiting abutting wedge-shaped block 32 in a sliding sleeved mode; the inner side of the limit abutting wedge block 32 is provided with an abutting inclined surface 321; the abutting inclined surfaces 321 of the limiting abutting wedge-shaped block 32 respectively abut against the upper side and the lower side of the end opening 21 of the bearing 2; a limiting plate 35 is installed on the outer side of the limiting abutting wedge block 32 through a dismounting and connecting mechanism; the inner sides of the outer ends of the limiting plates 35 are respectively and vertically slidably sleeved with a clamping rod 36; the inner end of the clamping rod 36 is slidably clamped on the outer side surface of the butt column 4; the driving screw 31 rotates to drive the sliding threaded cylinder 33 to move towards the inside of the sliding cavity 44, and when the sliding threaded cylinder 33 moves towards the inside of the sliding cavity 44, the abutting inclined surface 321 of the limiting abutting wedge block 32 is driven to abut against the end opening 21 of the bearing 2; the floating adjusting assembly 6 comprises a radial adjusting screw rod 61 and a sliding positioning block 62; the limiting plates 35 are respectively provided with a floating adjusting assembly 6; the limiting plate 35 is respectively provided with a threaded hole 351; the threaded holes 351 of the limiting plate 35 are respectively in threaded rotary penetration with a radial adjusting screw 61; the inner ends of the radial adjusting screws 61 are respectively rotatably clamped with a sliding positioning block 62; the sliding positioning block 62 is axially and slidably clamped on the outer side surface of the butt column 4; the radial adjusting screw 61 rotates to drive the limiting plate 35 and the limiting abutting wedge block 32 to float radially; the outer side of the limiting abutting wedge block 32 is provided with a plug thread groove 329; the disassembling and connecting mechanism 7 comprises a telescopic threaded column 71, an abutting plate 73 and a connecting frame 72; the inner end of the limiting plate 35 is provided with a connecting frame body 72; the inner thread of the inserting thread groove 329 at the outer side of the limit abutting wedge block 32 is rotatably connected with the telescopic thread column 71; the outer end of the telescopic threaded column 71 extends into the connecting frame body 72; the outer end of the telescopic threaded column 71 is provided with an abutting plate 73; the abutting plate 73 is slidably fastened inside the connecting frame 72.
As shown in fig. 1 to 5, an abutting rubber sheet is further provided on an abutting inclined surface on the inner side of the limit abutting wedge block 32. Furthermore, the upper and lower parts of the outer side surface of the butt-joint column 4 are respectively provided with a sliding clamping groove 43; the inner end of the clamping rod 36 and the sliding positioning block 62 are slidably clamped on the sliding clamping groove 43 of the docking column 4. Further, the inner end of the driving screw 31 is provided with a rotary clamping tooth 311; a rotary clamping groove 45 is formed in the butt-joint column 4; the driving screw 31 is rotatably clamped in the rotary clamping groove 45 inside the butt column 4 through the rotary clamping tooth 311 at the inner end. Further, in the docking posts 4 at the two ends of the bearing 2, the inner end of one docking post 4 is provided with a thread head 42, the inner end of the other docking post 4 is provided with a thread groove 41, and the two docking posts 4 are in threaded rotary connection through the thread head 42 and the thread groove 41. Further, the outer end of the driving screw 31 is provided with a traction buckle body 5.
According to the invention, the dismounting and connecting mechanism 7 is additionally arranged, the thread of the telescopic threaded column 71 is rotatably inserted into the plug-in threaded groove 329 connected to the outer side of the limit abutting wedge block 32, then the abutting plate 73 connected to the outer end of the telescopic threaded column 71 is slidably buckled in the connecting frame body 72, so that a movable connecting structure of the limit abutting wedge block 32 and the limit plate 35 is formed, and thus, when the limit abutting wedge block 32 needs to be replaced, the telescopic threaded column 71 is rotated, so that the telescopic threaded column 71 moves outwards from the plug-in threaded groove 329 on the outer side of the limit abutting wedge block 32, meanwhile, the abutting plate 73 rotates outwards in the connecting frame body 72, and when the telescopic threaded column 71 is separated from the plug-in threaded groove 329, the structure is ingenious in design, and the operation is convenient.
According to the invention, the floating adjusting component 6 is additionally arranged, the outer ends of the connecting short rods 34 are respectively provided with the limiting abutting wedge blocks 32 in a sliding sleeved mode, the inner sides of the outer ends of the limiting plates 35 are respectively provided with the clamping rods 36 in a sliding sleeved mode, so that a sliding structure that the limiting abutting wedge blocks 32 and the limiting plates 35 float radially outside the connecting short rods 34 and the clamping rods 36 is formed, the limiting plates 35 and the limiting abutting wedge blocks 32 are driven to float radially by rotating the radial adjusting screw rods 61, the limiting abutting wedge blocks 32 are adjusted in an axial direction and a radial direction in a double mode, the adjustment can be carried out according to the size of the opening 21 of the bearing 2, the adjusting space and the adjusting range are greatly expanded, and the use is more flexible.
According to the invention, the two ends of the bearing 2 are respectively abutted by the limiting and abutting wedge-shaped blocks 32 from top to bottom, and the abutting inclined surfaces 321 of the limiting and abutting wedge-shaped blocks 32 are abutted against the top and bottom sides of the end opening 21 of the bearing 2, so that when the bearing 2 with different opening diameters is disassembled, when the end opening of the bearing 2 is large, the sliding threaded cylinder 33 is driven to move towards the inside of the sliding cavity 44 by the rotation of the driving screw 31, and when the sliding threaded cylinder 33 moves towards the inside of the sliding cavity, the abutting inclined surfaces 321 of the limiting and abutting wedge-shaped blocks 32 are driven to move towards the inside and abut against the end opening 21 of the bearing 2, so that a two-end clamping structure of the bearing 2 is formed; when the end opening of the bearing 2 is small, the driving screw 31 rotates to drive the sliding threaded cylinder 33 to move towards the outside of the sliding cavity 44, the sliding threaded cylinder 33 drives the abutting inclined surface 321 of the limiting abutting wedge block 32 to move outwards when moving towards the outside of the sliding cavity 44, so that a proper position is abutted against the end opening 21 of the bearing 2, a clamping structure at two ends of the bearing 2 is formed, and the driving screw 31 is pulled out of the bearing 2.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A detachable stern tube bearing detaching device is characterized by comprising a stern tube, a bearing, a butt joint column, a sliding limiting assembly, a floating adjusting assembly and a detaching and connecting mechanism; the bearing is arranged in the middle of the inside of the stern tube; the bearing is hollow inside and is open at two ends; two ends of the bearing are respectively connected with a butt column in a penetrating way; the docking posts are connected end-to-end intermediate the interior of the bearing; the butt-joint columns are respectively provided with a sliding limiting component; the sliding limiting assembly comprises a driving screw, a sliding threaded cylinder, a connecting short rod, a limiting abutting wedge block, a limiting plate and a clamping rod; a driving screw is rotatably clamped and installed in the butt joint column; the outer end of the driving screw rod extends to the outer end of the butt column and is positioned outside the stern tube; a sliding cavity is arranged inside the butt-joint column; the upper side and the lower side of the sliding cavity are respectively provided with a sliding opening; the sliding threaded cylinder is transversely installed in the sliding cavity in a sliding mode and is in threaded sleeve joint with the driving screw; the upper side and the lower side of the sliding threaded cylinder are respectively provided with a connecting short rod; the outer ends of the connecting short rods respectively penetrate through the sliding openings and extend to the outer sides of the butting columns; the outer ends of the connecting short rods are respectively provided with a limiting abutting wedge-shaped block in a sliding sleeved mode; the inner side of the limiting abutting wedge block is provided with an abutting inclined plane; the abutting inclined planes of the limiting abutting wedge blocks are respectively abutted against the upper side and the lower side of the opening at the end part of the bearing; the limiting plate is mounted on the outer side of the limiting abutting wedge block through a dismounting and connecting mechanism; the inner sides of the outer ends of the limiting plates are respectively and vertically sleeved with a clamping and connecting rod in a sliding and sleeving manner; the inner end of the clamping rod is slidably clamped on the outer side surface of the butt-joint column; the driving screw rotates to drive the sliding threaded cylinder to move towards the inside of the sliding cavity, and the sliding threaded cylinder drives the abutting inclined plane of the limiting abutting wedge block to abut against the end opening of the bearing when moving towards the inside of the sliding cavity; the floating adjusting assembly comprises a radial adjusting screw and a sliding positioning block; the limiting plates are respectively provided with a floating adjusting assembly; the limiting plates are respectively provided with a threaded hole; the threaded holes of the limiting plates are respectively in threaded rotary connection with a radial adjusting screw rod in a penetrating manner; the inner ends of the radial adjusting screws are respectively rotatably clamped with a sliding positioning block; the sliding positioning block is axially and slidably clamped on the outer side surface of the butt column; the radial adjusting screw rotates to drive the limiting plate and the limiting abutting wedge block to float radially; the outer side of the limiting abutting wedge block is provided with an inserting thread groove; the disassembling and connecting mechanism comprises a telescopic threaded column, a butt joint plate and a connecting frame body; the inner end of the limiting plate is provided with a connecting frame body; the inner thread of the inserting thread groove on the outer side of the limiting abutting wedge-shaped block is rotatably connected with the telescopic thread column; the outer end of the telescopic threaded column extends into the connecting frame body; the outer end of the telescopic threaded column is provided with a butt plate; the abutting plate is slidably buckled inside the connecting frame body.
2. The dismounting type stern tube bearing dismounting device as claimed in claim 1, wherein the abutting inclined surface on the inner side of the limiting abutting wedge-shaped block is provided with an abutting rubber sheet.
3. The dismounting type stern tube bearing dismounting device as claimed in claim 1, wherein the outer side surface of the butt column is respectively provided with a sliding clamping groove at the upper and lower parts; the inner end of the clamping rod and the sliding positioning block are clamped on the sliding clamping groove of the butting column in a sliding mode.
4. The dismounting stern tube bearing dismounting device as claimed in claim 1, wherein the inner end of the driving screw is provided with a rotary snap tooth; a rotary clamping groove is formed in the butt-joint column; the driving screw is rotationally clamped on the rotary clamping groove in the butt joint column through the rotary clamping teeth at the inner end.
5. The dismounting type stern tube bearing dismounting device as claimed in claim 1, wherein the butt columns at the two ends of the bearing are provided with a screw head at the inner end of one butt column and a screw groove at the inner end of the other butt column, and the two butt columns are in screw thread rotation connection through the screw head and the screw groove.
6. The dismounting type stern tube bearing dismounting device as claimed in claim 1, wherein the outer end of the driving screw rod is provided with a towing clasp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222249.7A CN112757217B (en) | 2021-02-28 | 2021-02-28 | Dismantlement formula stern tube bearing dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222249.7A CN112757217B (en) | 2021-02-28 | 2021-02-28 | Dismantlement formula stern tube bearing dismounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112757217A CN112757217A (en) | 2021-05-07 |
| CN112757217B true CN112757217B (en) | 2022-01-14 |
Family
ID=75704267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110222249.7A Active CN112757217B (en) | 2021-02-28 | 2021-02-28 | Dismantlement formula stern tube bearing dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112757217B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117532308A (en) * | 2023-12-25 | 2024-02-09 | 东台市海鹏船舶配件有限公司 | Rotary stern tube bearing separation structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0929661A (en) * | 1995-07-24 | 1997-02-04 | Takazawa Seisakusho:Kk | Surface support member extracting tool |
| FR2927675B1 (en) * | 2008-02-19 | 2013-02-08 | Lisi Aerospace | PROVISIONAL AND REUSABLE FIXING DEVICE FOR THE PRE-ASSEMBLY OF AT LEAST TWO STRUCTURAL ELEMENTS PRE-PRINTED. |
| DE102009026247A1 (en) * | 2009-07-24 | 2011-02-10 | Kleinbongartz & Kaiser Ohg | Internal extractor for rolling bearings or the like |
| CN201769167U (en) * | 2010-08-19 | 2011-03-23 | 山东鲁亚制药有限公司 | Bearing dismounting device |
| CN104209695B (en) * | 2014-08-21 | 2016-04-27 | 中船澄西船舶修造有限公司 | Tail bearing disassembling fixture |
| CN107215448A (en) * | 2017-05-24 | 2017-09-29 | 东台市海鹏船舶配件有限公司 | A kind of ship stern tube bearing provision for disengagement |
| CN211137002U (en) * | 2019-10-31 | 2020-07-31 | 东台友铭船舶配件有限公司 | Buckle formula stern tube bearing dismounting device |
-
2021
- 2021-02-28 CN CN202110222249.7A patent/CN112757217B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112757217A (en) | 2021-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110815126A (en) | Synchronous drive type stern tube bearing dismounting device | |
| CN113967819B (en) | Self-adjusting welding roller frame | |
| CN112757217B (en) | Dismantlement formula stern tube bearing dismounting device | |
| CN105750586A (en) | Automatic flange drilling equipment | |
| CN114453947B (en) | A five CNC lathe for metal jewelry processing | |
| CN110815122A (en) | Buckle formula stern tube bearing dismounting device | |
| CN113135281A (en) | Positioning fastening type rudder bearing | |
| CN112809613B (en) | Radial floating stern tube bearing dismounting device | |
| CN113120209A (en) | Clamping positioning type rudder bearing | |
| CN112756940B (en) | Stern pipe bearing dismounting device | |
| CN109030076B (en) | Pipe-removing device of natural gas hydrate sampling drilling tool | |
| CN211137002U (en) | Buckle formula stern tube bearing dismounting device | |
| CN116291199B (en) | Drilling structure for amphibious investigation equipment | |
| CN114654046B (en) | Oil-well rig winch drum body welding set | |
| CN107150778A (en) | A kind of ship stern tube bearing rotary locking type provision for disengagement | |
| US4119388A (en) | Machine tool | |
| CN114227328B (en) | Numerical control machining center adopting centering clamping mode | |
| CN215851827U (en) | Abutting detachable rudder stock | |
| CN110774224A (en) | Positioning type stern tube bearing dismounting device | |
| CN110466000B (en) | Quick multistation punching machine of wooden composite board | |
| CN211137010U (en) | Synchronous drive type stern tube bearing dismounting device | |
| CN211137009U (en) | Positioning type stern tube bearing dismounting device | |
| CN220074587U (en) | Ship stern tube bearing dismounting device | |
| CN214498901U (en) | Power head of raise boring machine | |
| CN117532308A (en) | Rotary stern tube bearing separation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Dismantling device for stern tube bearing Effective date of registration: 20221209 Granted publication date: 20220114 Pledgee: Bank of Nanjing Co.,Ltd. Yancheng branch Pledgor: DONGTAI HAIPENG MARINE PARTS Co.,Ltd. Registration number: Y2022980025921 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |