CN113843744A - Bearing sleeve disassembling tool and using method thereof - Google Patents
Bearing sleeve disassembling tool and using method thereof Download PDFInfo
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- CN113843744A CN113843744A CN202111179951.6A CN202111179951A CN113843744A CN 113843744 A CN113843744 A CN 113843744A CN 202111179951 A CN202111179951 A CN 202111179951A CN 113843744 A CN113843744 A CN 113843744A
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- hole
- jacking
- fitting
- bearing
- frame top
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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
- B25B27/06—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 inserting or withdrawing sleeves or bearing races
Abstract
The invention relates to a bearing sleeve disassembling tool and a using method thereof. The mounting and dismounting frame comprises a mounting and dismounting frame body, a first jacking device and a first matching piece, wherein the mounting and dismounting frame body comprises a frame top, a shaft sleeve fixing mechanism and a first mounting and dismounting hole are arranged on the lower bottom surface of the frame top, a shaft sleeve body is fixed on the lower bottom surface of the frame top through the shaft sleeve fixing mechanism, the inner diameter of the first mounting and dismounting hole is larger than or equal to the outer diameter of a bearing body, the first jacking device is arranged below the frame top, the first jacking device comprises a first jacking upper end portion, a first matching hole is formed in the upper end face of the first matching piece, and the first mounting and dismounting hole, the first matching piece and the first jacking upper end portion are coaxially arranged. Compared with the prior art, the assembling and disassembling frame, the first jacking device and the first matching piece are matched, so that extra damage to the bearing body and the shaft sleeve body due to direct stress disassembly is avoided, and the service life of parts is prolonged.
Description
Technical Field
The invention belongs to the technical field of bearing assembly and disassembly, and particularly relates to a bearing sleeve assembly and disassembly tool and a using method thereof.
Background
The rubber bearing belongs to one of main easy-wearing parts of the MQRF purifier, and is installed below material grooves on two sides of the MQRF purifier through a bearing sleeve to play a role in damping and supporting.
When the rubber bearing of the MQRF type purifier breaks down or is damaged, workers need to use tools such as an iron hammer, an iron rod or a punch to disassemble and assemble the rubber bearing in a knocking or impacting mode, the traditional mode of manually disassembling and assembling the bearing is low in efficiency, original parts can be damaged, and the disassembling and assembling quality cannot be guaranteed; and then lead to the life that has reduced spare part and the equipment fault rate that increases the clear powder machine of MQRF, increased maintenance personal's work load simultaneously, improved manufacturing cost.
Therefore, a technical solution for avoiding damage to components and improving the efficiency of assembling and disassembling the bearing is needed.
Disclosure of Invention
One of the objects of the present invention is: aiming at the defects of the prior art, the invention provides a bearing sleeve disassembling tool, which aims to solve the problems that the existing bearing sleeve is easy to damage parts in the disassembling process and the disassembling efficiency is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
the bearing sleeve dismounting tool comprises a dismounting frame, a first jacking device and a first matching piece, wherein the dismounting frame comprises a frame top part, the lower bottom surface of the top of the frame is provided with a shaft sleeve fixing mechanism and a first dismounting hole, the shaft sleeve fixing mechanism is used for fixing a shaft sleeve body on the lower bottom surface of the top of the frame, the inner diameter of the first dismounting hole is more than or equal to the outer diameter of the bearing body, the first jacking device is arranged below the top of the frame, the first jacking device comprises a first jacking upper end part which is detachably connected with the lower end of the first mating member, the upper end surface of the first fitting piece is provided with a first fitting hole, the inner diameter of the first fitting hole corresponds to the outer diameter of the shaft convex part in the lower end surface of the bearing body, the external diameter of first fitting piece is less than or equal to the external diameter of bearing body, first dismouting hole first fitting piece and first jacking upper end sets up coaxially.
As a preferable scheme of the tool for disassembling and assembling a bearing bush according to the present invention, the bush fixing mechanism includes a fixing screw, a fixing bolt, and a screw through hole provided in the bottom surface of the top of the frame, the fixing screw passes through the screw through hole and is in threaded connection with the fixing bolt, the fixing screw includes a fixing nut, the fixing screw is in threaded connection with the screw through hole, and a gap for fixing the bush body is provided between the fixing nut and the bottom surface of the top of the frame.
As a preferable scheme of the bearing bush mounting and dismounting tool of the present invention, a limiting step is provided on an outer diameter surface of a lower end of the first fitting member.
One of the purposes of the invention has the following beneficial effects: according to the invention, through the matching of the assembling and disassembling frame, the first jacking device and the first matching piece, the bearing body and the shaft sleeve body are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; meanwhile, the invention has simple operation, and because the first dismounting hole, the first fitting piece and the upper end part of the first jacking are coaxially arranged, the dismounting accuracy is high, and the dismounting efficiency of workers is improved.
The second purpose of the invention is: aiming at the defects of the prior art, the invention provides a bearing sleeve dismounting tool, which aims to solve the problems that the existing bearing sleeve is easy to damage parts in the mounting process and the mounting efficiency is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
the bearing sleeve dismounting tool comprises a dismounting frame, a second jacking device and a second matching piece, wherein the dismounting frame comprises a frame top part, the lower bottom surface of the top of the frame is provided with a shaft sleeve fixing mechanism and a second dismounting hole, the shaft sleeve fixing mechanism is used for fixing a shaft sleeve body on the lower bottom surface of the top of the frame, the inner diameter of the second dismounting hole is more than or equal to the outer diameter of the bearing body, the second jacking device is arranged below the top of the frame, the second jacking device comprises a second jacking upper end part which is detachably connected with the lower end of the second fitting piece, the upper end surface of the second fitting piece is provided with a second fitting hole, the inner diameter of the second fitting hole corresponds to the outer diameter of the shaft convex part in the lower end surface of the bearing body, the external diameter of second fitting piece is greater than the external diameter of bearing body, second dismouting hole the second fitting piece and the coaxial setting of second jacking upper end.
As a preferable scheme of the tool for disassembling and assembling a bearing bush according to the present invention, the bush fixing mechanism includes a fixing screw, a fixing bolt, and a screw through hole provided in the bottom surface of the top of the frame, the fixing screw passes through the screw through hole and is in threaded connection with the fixing bolt, the fixing screw includes a fixing nut, the fixing screw is in threaded connection with the screw through hole, and a gap for fixing the bush body is provided between the fixing nut and the bottom surface of the top of the frame.
As a preferable aspect of the bearing bush attaching and detaching tool according to the present invention, an outer fitting hole is provided on an upper end surface of the second fitting member, the second fitting hole is provided on an inner bottom surface of the outer fitting hole, and an inner diameter of the outer fitting hole corresponds to an outer diameter of the bearing body.
The second object of the invention has the following beneficial effects: according to the invention, through the matching of the assembling and disassembling frame, the second jacking device and the second matching piece, the bearing body and the shaft sleeve body are prevented from being additionally damaged due to direct forced installation, and the service life of parts is prolonged; meanwhile, the invention has simple operation, and because the second dismounting hole, the second fitting piece and the second jacking upper end part are coaxially arranged, the installation accuracy is high, and the installation efficiency of workers is improved.
The third purpose of the invention is that: aiming at the defects of the prior art, the invention provides a bearing sleeve disassembling tool, which aims to solve the problems that the existing bearing sleeve is easy to damage parts, low in disassembling efficiency and low in installing efficiency in the disassembling and installing processes.
In order to achieve the purpose, the invention adopts the following technical scheme:
the bearing sleeve dismounting tool comprises a dismounting frame, a first jacking device, a second jacking device, a first matching piece and a second matching piece, wherein the dismounting frame comprises a frame top, a shaft sleeve fixing mechanism, a first dismounting hole and a second dismounting hole are arranged on the lower bottom surface of the frame top, and the shaft sleeve fixing mechanism is used for fixing a shaft sleeve body on the lower bottom surface of the frame top; the inner diameter of the first dismounting hole is larger than or equal to the outer diameter of the bearing body, the first jacking device is arranged below the top of the frame, the first jacking device comprises a first jacking upper end part, the first jacking upper end part is detachably connected with the lower end of the first fitting piece, the upper end surface of the first fitting piece is provided with a first fitting hole, the inner diameter of the first fitting hole corresponds to the outer diameter of a shaft convex part in the lower end surface of the bearing body, the outer diameter of the first fitting piece is smaller than or equal to the outer diameter of the bearing body, the first dismounting hole, the first fitting piece and the first jacking upper end part are coaxially arranged, and a limiting step is arranged on the outer diameter surface of the lower end of the first fitting piece; the internal diameter more than or equal to the external diameter of the bearing body in second dismouting hole, second jacking device sets up below the frame top, second jacking device includes second jacking upper end, second jacking upper end with demountable installation ground is connected with the lower extreme of second fitting piece, the up end of second fitting piece is provided with the second mating holes, the internal diameter of second mating holes is corresponding with the external diameter of axle convex part under the bearing body in the terminal surface, the external diameter of second fitting piece is greater than the external diameter of the bearing body, second dismouting hole the second fitting piece and the coaxial setting of second jacking upper end, the up end of second fitting piece is provided with the cooperation outer hole, the interior bottom surface in cooperation outer hole is provided with the second mating holes, the internal diameter in cooperation outer hole with the external diameter of bearing body is corresponding.
As a preferable scheme of the tool for disassembling and assembling a bearing bush according to the present invention, the bush fixing mechanism includes a fixing screw, a fixing bolt, and a screw through hole provided in the bottom surface of the top of the frame, the fixing screw passes through the screw through hole and is in threaded connection with the fixing bolt, the fixing screw includes a fixing nut, the fixing screw is in threaded connection with the screw through hole, and a gap for fixing the bush body is provided between the fixing nut and the bottom surface of the top of the frame.
The third object of the present invention has at least the following advantageous effects:
1) according to the invention, through the matching of the assembling and disassembling frame, the first jacking device and the first matching piece, the bearing body and the shaft sleeve body are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; meanwhile, the dismounting device is simple to operate, and due to the fact that the first dismounting hole, the first fitting piece and the upper end of the first jacking portion are coaxially arranged, the dismounting accuracy is high, and the dismounting efficiency of workers is improved;
2) according to the invention, through the matching of the assembling and disassembling frame, the second jacking device and the second matching piece, the bearing body and the shaft sleeve body are prevented from being additionally damaged due to direct forced installation, and the service life of parts is prolonged; meanwhile, the invention has simple operation, and because the second dismounting hole, the second fitting piece and the second jacking upper end part are coaxially arranged, the installation accuracy is high, and the installation efficiency of workers is improved.
The fourth purpose of the invention is that: aiming at the defects of the prior art, the invention provides a using method of a bearing sleeve disassembling tool, which aims to solve the problems that the existing bearing sleeve is easy to damage parts in the disassembling process and the disassembling efficiency is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
the method for using the tool for removing bearing bush according to one or three of the objects of the present invention includes the steps of:
step 1), fixing a shaft sleeve body on the lower bottom surface of the top of a frame through a shaft sleeve fixing mechanism, installing a bearing body in a bearing through hole of the shaft sleeve body, and coaxially aligning the bearing body with a first dismounting hole;
step 2), connecting the lower end of a first fitting piece with the first jacking upper end of a first jacking device to enable the first fitting piece and the first jacking upper end to form a whole;
step 3), matching the first matching hole of the first matching piece with the inner convex part of the lower end surface of the bearing body so as to enable the first matching piece and the bearing body to form a whole;
and 4) using the first jacking device to enable the first matching piece to push the bearing body to move upwards along the first dismounting hole until the bearing body is dismounted from the shaft sleeve body.
The fourth purpose of the invention has the following beneficial effects: according to the invention, through the matching of the assembling and disassembling frame, the first jacking device and the first matching piece, the bearing body and the shaft sleeve body are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; meanwhile, the invention has simple operation, and because the first dismounting hole, the first fitting piece and the upper end part of the first jacking are coaxially arranged, the dismounting accuracy is high, and the dismounting efficiency of workers is improved.
The fifth purpose of the invention is that: aiming at the defects of the prior art, the invention provides a using method of a bearing sleeve disassembling tool, which aims to solve the problems that the existing bearing sleeve is easy to damage parts in the installation process and the installation efficiency is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for using a bearing bush attaching/detaching tool according to a second aspect of the present invention or a third aspect of the present invention, comprising the steps of:
step 1), fixing a shaft sleeve body on the lower bottom surface of the top of a frame through a shaft sleeve fixing mechanism, wherein a bearing through hole is formed in the shaft sleeve body, and the bearing through hole is coaxially aligned with a second dismounting hole;
step 2), connecting the lower end of a second fitting piece with the second jacking upper end part of a second jacking device to enable the second fitting piece and the second jacking upper end part to form a whole;
step 3), matching a second matching hole of the second matching piece with an inner shaft convex part of the lower end surface of the bearing body so as to enable the second matching piece and the bearing body to form a whole;
and 4) using the second jacking device to enable the second fitting piece to push the bearing body to sequentially move upwards along the bearing through hole and the second dismounting hole until the bearing body and the shaft sleeve body are mounted.
The fifth purpose of the invention has the following beneficial effects: according to the invention, through the matching of the assembling and disassembling frame, the second jacking device and the second matching piece, the bearing body and the shaft sleeve body are prevented from being additionally damaged due to direct forced installation, and the service life of parts is prolonged; meanwhile, the invention has simple operation, and because the second dismounting hole, the second fitting piece and the second jacking upper end part are coaxially arranged, the installation accuracy is high, and the installation efficiency of workers is improved.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
Fig. 2 is a diagram showing an operating state of embodiment 1 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
Fig. 3 is an enlarged view of the area a in fig. 2.
Fig. 4 is a bottom view in the direction B-B in fig. 2.
FIG. 5 is a schematic view of the first fitting member of the present invention.
Fig. 6 is a schematic structural view of embodiment 2 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
Fig. 7 is a diagram showing an operating state of embodiment 2 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
Fig. 8 is an enlarged view of the region C in fig. 7.
Fig. 9 is a bottom view in the direction D-D of fig. 7.
FIG. 10 is a schematic view of the structure of the second fitting member of the present invention.
Fig. 11 is a schematic structural view of embodiment 3 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
Fig. 12 is a diagram showing an operating state of embodiment 3 of the present invention, in which parts are sectioned for the purpose of describing the internal structure.
In the figure:
1-a disassembly and assembly stand; 11-shelf top; 111-a first disassembly hole; 112-second disassembly and assembly hole; 113-a shaft sleeve fixing mechanism; 1131-set screw; 11311 — fixing the nut; 1132 — screw through holes; 1133, fixing the bolt;
2-a first jacking device; 21-a first jacking upper end part;
3-a second jacking device; 31-second jacking upper end part;
4-a first mating member; 41-a first mating hole; 42-a limit step; 43-a first jacking mating hole;
5-a second mating member; 51-a second mating hole; 52-mating outer holes; 53-second jacking mating holes;
600-shaft sleeve body; 601-bearing through hole;
700-a bearing body; 701-inner lobes.
Detailed Description
In order to make the technical solutions and advantages of the present invention clearer, the present invention and its advantages will be described in further detail below with reference to the following detailed description and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Before describing the technical solution of the present invention in detail, first, the relevant contents of the bearing housing will be briefly described.
The bearing sleeve, also called a bearing seat, includes a shaft sleeve body 600 and one or more bearing bodies 700, the shaft sleeve body 600 is provided with one or more bearing through holes 601, the bearing bodies 700 are correspondingly arranged in the shaft sleeve body 600 through the bearing through holes 601 one to one, and the outer diameter of the bearing body 700 corresponds to the inner diameter of the bearing through hole 601. Specifically, the bearing body 700 is a rubber bearing.
Example 1
As shown in fig. 1 to 5, the bearing bush mounting and dismounting tool includes a mounting and dismounting frame 1, a first jacking device 2 and a first fitting member 4, the mounting and dismounting frame 1 includes a frame top 11, a lower bottom surface of the frame top 11 is provided with a bush fixing mechanism 113 and a first mounting and dismounting hole 111, the bush fixing mechanism 113 is used for fixing a bush body 600 on the lower bottom surface of the frame top 11, an inner diameter of the first mounting and dismounting hole 111 is larger than or equal to an outer diameter of a bearing body 700, the first jacking device 2 is arranged below the frame top 11, the first jacking device 2 includes a first jacking upper end portion 21, the first jacking upper end portion 21 is detachably connected with a lower end of the first fitting member 4, an upper end surface of the first fitting member 4 is provided with a first fitting hole 41, an inner diameter of the first fitting hole 41 corresponds to an outer diameter of an axial convex portion 701 in a lower end surface of the bearing body 700, an outer diameter of the first fitting member 4 is smaller than or equal to the outer diameter of the bearing body 700, the first dismounting hole 111, the first fitting member 4 and the first jacking upper end portion 21 are coaxially arranged. Specifically, the first lifting device 2 is a jack, and the first mounting and dismounting hole 111 is a through hole.
The embodiment has the beneficial effects that: in the embodiment, through the matching of the assembling and disassembling stand 1, the first jacking device 2 and the first matching piece 4, the bearing body 700 and the shaft sleeve body 600 are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; simultaneously this embodiment easy operation, and because first dismouting hole 111, first fitting piece 4 and the coaxial setting of first jacking upper end 21, dismantle the exactness height, improved staff's dismantlement efficiency.
Preferably, the shaft sleeve fixing mechanism 113 includes a fixing screw 1131, a fixing bolt 1133 and a screw through hole 1132 disposed on the lower bottom surface of the frame top 11, the fixing screw 1131 passes through the screw through hole 1132 to be connected with the fixing bolt 1133 by screw thread, the fixing screw 1131 includes a fixing nut 11311, the fixing screw 1131 is connected with the screw through hole 1132 by screw thread, and a gap for fixing the shaft sleeve body 600 is provided between the upper mating surface of the fixing nut 11311 and the lower bottom surface of the frame top 11. Through the arrangement, a worker can clamp and fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11 through the fixing nut 11311 of the fixing screw 1131, and further fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11; a worker can adjust the clamping force of the set screw 1131 by screwing the set screw 1131.
Preferably, the outer diameter surface of the lower end of the first fitting member 4 is provided with a limiting step 42, and the height between the upper limiting surface of the limiting step 42 and the upper end surface of the first fitting member 4 is greater than or equal to the depth of the bearing through hole 601 of the shaft sleeve body 600. The limiting step 42 can limit the upward moving distance of the first matching piece 4; that is, when the first engaging element 4 pushes the bearing body 700 to move upward along the first assembling and disassembling hole 111 until the upper limiting surface of the limiting step 42 is in fit with the lower bottom surface of the shaft sleeve body 600, the limiting step 42 prevents the first engaging element 4 from continuing to move upward and the bearing body 700 is detached from the shaft sleeve body 600. Through the arrangement, when a worker pushes the first matching piece 4 by using the first jacking device 2, the jacking distance of the first jacking device 2 does not need to be estimated or calculated, and the disassembly and separation of the shaft sleeve body 600 and the bearing body 700 can be completed only by directly pushing the first matching piece 4 by using the first jacking device 2 until the limiting step 42 blocks the first matching piece 4 to move upwards continuously; the disassembly efficiency of the workers is improved.
Preferably, first fitting piece 4 lower terminal surface is provided with first jacking mating holes 43, and the internal diameter of first jacking mating holes 43 is corresponding with the external diameter of first jacking upper end 21, and first jacking mating holes 43 and the coaxial setting of first jacking upper end 21. With the above arrangement, the first jacking upper end portion 21 is detachably connected with the lower end of the first fitting member 4 through the first jacking fitting hole 43.
Example 2
As shown in fig. 6 to 10, the bearing bush mounting and dismounting tool includes a mounting and dismounting frame 1, a second jacking device 3 and a second fitting member 5, the mounting and dismounting frame 1 includes a frame top 11, a lower bottom surface of the frame top 11 is provided with a bush fixing mechanism 113 and a second mounting and dismounting hole 112, the bush fixing mechanism 113 is used for fixing a bush body 600 on the lower bottom surface of the frame top 11, an inner diameter of the second mounting and dismounting hole 112 is greater than or equal to an outer diameter of a bearing body 700, the second jacking device 3 is disposed below the frame top 11, the second jacking device 3 includes a second jacking upper end portion 31, the second jacking upper end portion 31 is detachably connected with a lower end of the second fitting member 5, an upper end surface of the second fitting member 5 is provided with a second fitting hole 51, an inner diameter of the second fitting hole 51 corresponds to an outer diameter of an axial convex portion 701 in a lower end surface of the bearing body 700, an outer diameter of the second fitting member 5 is greater than the outer diameter of the bearing body 700, the second fitting hole 112, the mounting and dismounting hole, The second fitting piece 5 and the second jacking upper end part 31 are coaxially arranged. Specifically, the second jacking device 3 is a jack, and the second dismounting hole 112 is a through hole.
The embodiment has the beneficial effects that: in the embodiment, through the matching of the assembling and disassembling stand 1, the second jacking device 3 and the second matching piece 5, the bearing body 700 and the shaft sleeve body 600 are prevented from being additionally damaged due to direct stressed installation, and the service life of parts is prolonged; meanwhile, the operation of the embodiment is simple, and due to the coaxial arrangement of the second dismounting hole 112, the second fitting piece 5 and the second jacking upper end part 31, the installation accuracy is high, and the installation efficiency of workers is improved.
Preferably, the shaft sleeve fixing mechanism 113 includes a fixing screw 1131, a fixing bolt 1133 and a screw through hole 1132 disposed on the lower bottom surface of the frame top 11, the fixing screw 1131 passes through the screw through hole 1132 to be connected with the fixing bolt 1133 by screw thread, the fixing screw 1131 includes a fixing nut 11311, the fixing screw 1131 is connected with the screw through hole 1132 by screw thread, and a gap for fixing the shaft sleeve body 600 is provided between the upper mating surface of the fixing nut 11311 and the lower bottom surface of the frame top 11. Through the arrangement, a worker can clamp and fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11 through the fixing nut 11311 of the fixing screw 1131, and further fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11; a worker can adjust the clamping force of the set screw 1131 by screwing the set screw 1131.
Preferably, the upper end surface of the second fitting member 5 is provided with a fitting outer hole 52, the inner bottom surface of the fitting outer hole 52 is provided with a second fitting hole 51, the inner diameter of the fitting outer hole 52 corresponds to the outer diameter of the bearing body 700, and the height between the inner bottom surface of the fitting outer hole 52 and the upper end surface of the second fitting member 5 is smaller than the outer diameter height of the bearing body 700 from top to bottom. The upper end surface of the second fitting piece 5 limits the upward moving distance of the second fitting piece 5; that is, when the second fitting member 5 pushes the bearing body 700 to move upward along the bearing through hole 601 and the second assembling and disassembling hole 112 in sequence until the upper end surface of the second fitting member 5 fits with the lower bottom surface of the shaft sleeve body 600, the upper end surface of the second fitting member 5 prevents the second fitting member 5 from continuing to move upward and the bearing body 700 and the shaft sleeve body 600 are installed completely. Through the arrangement, when a worker pushes the second matching piece 5 by using the second jacking device 3, the jacking distance of the second jacking device 3 does not need to be estimated or calculated, and the installation of the shaft sleeve body 600 and the bearing body 700 can be completed only by directly pushing the second matching piece 5 by using the second jacking device 3 until the upper end surface of the second matching piece 5 blocks the second matching piece 5 to continuously move upwards; the installation efficiency of staff has been improved.
Preferably, second fitting piece 5 lower extreme face is provided with second jacking mating holes 53, and the internal diameter of second jacking mating holes 53 is corresponding with the external diameter of second jacking upper end 31, and second jacking mating holes 53 and the coaxial setting of second jacking upper end 31. With the above arrangement, the second jacking upper end portion 31 is detachably connected with the lower end of the second fitting member 5 through the second jacking fitting hole 53.
Example 3
As shown in fig. 11 to 12, the bearing bush mounting and dismounting tool includes a mounting and dismounting frame 1, a first jacking device 2, a second jacking device 3, a first mating piece 4, and a second mating piece 5, the mounting and dismounting frame 1 includes a frame top 11, a shaft sleeve fixing mechanism 113, a first mounting and dismounting hole 111, and a second mounting and dismounting hole 112 are provided on a lower bottom surface of the frame top 11, and the shaft sleeve fixing mechanism 113 is used for fixing a shaft sleeve body 600 on the lower bottom surface of the frame top 11; the inner diameter of the first dismounting hole 111 is larger than or equal to the outer diameter of the bearing body 700, the first jacking device 2 is arranged below the frame top 11, the first jacking device 2 comprises a first jacking upper end part 21, the first jacking upper end part 21 is detachably connected with the lower end of the first fitting piece 4, the upper end surface of the first fitting piece 4 is provided with a first fitting hole 41, the inner diameter of the first fitting hole 41 corresponds to the outer diameter of the axial convex part 701 in the lower end surface of the bearing body 700, the outer diameter of the first fitting piece 4 is smaller than or equal to the outer diameter of the bearing body 700, the first dismounting hole 111, the first fitting piece 4 and the first jacking upper end part 21 are coaxially arranged, the outer diameter surface of the lower end of the first fitting piece 4 is provided with a limiting step 42, and the height between the upper limiting surface of the limiting step 42 and the upper end surface of the first fitting piece 4 is larger than or equal to the depth of the bearing through hole 601 of the shaft sleeve body 600; the inner diameter of the second assembling and disassembling hole 112 is larger than or equal to the outer diameter of the bearing body 700, the second jacking device 3 is arranged below the frame top 11, the second jacking device 3 comprises a second jacking upper end part 31, the second jacking upper end part 31 is detachably connected with the lower end of the second fitting piece 5, the upper end surface of the second fitting piece 5 is provided with a second fitting hole 51, the inner diameter of the second fitting hole 51 corresponds to the outer diameter of the axial convex part 701 in the lower end surface of the bearing body 700, the outer diameter of the second fitting piece 5 is larger than the outer diameter of the bearing body 700, the second assembling and disassembling hole 112, second fitting piece 5 and the coaxial setting of second jacking upper end 31, the up end of second fitting piece 5 is provided with the outer hole 52 of cooperation, and the interior bottom surface of the outer hole 52 of cooperation is provided with second mating holes 51, and the internal diameter of the outer hole 52 of cooperation is corresponding with the external diameter of bearing body 700, and the height between the interior bottom surface of the outer hole 52 of cooperation and the up end of second fitting piece 5 is less than the external diameter height from top to bottom of bearing body 700. Specifically, the first jacking device 2 and the second jacking device 3 are jacks, and the first dismounting hole 111 and the second dismounting hole 112 are through holes.
The limiting step 42 can limit the upward moving distance of the first matching piece 4; that is, when the first engaging element 4 pushes the bearing body 700 to move upward along the first assembling and disassembling hole 111 until the upper limiting surface of the limiting step 42 is in fit with the lower bottom surface of the shaft sleeve body 600, the limiting step 42 prevents the first engaging element 4 from continuing to move upward and the bearing body 700 is detached from the shaft sleeve body 600. Through the arrangement, when a worker pushes the first matching piece 4 by using the first jacking device 2, the jacking distance of the first jacking device 2 does not need to be estimated or calculated, and the disassembly and separation of the shaft sleeve body 600 and the bearing body 700 can be completed only by directly pushing the first matching piece 4 by using the first jacking device 2 until the limiting step 42 blocks the first matching piece 4 to move upwards continuously; the disassembly efficiency of the workers is improved.
The upper end surface of the second fitting piece 5 limits the upward moving distance of the second fitting piece 5; that is, when the second fitting member 5 pushes the bearing body 700 to move upward along the bearing through hole 601 and the second assembling and disassembling hole 112 in sequence until the upper end surface of the second fitting member 5 fits with the lower bottom surface of the shaft sleeve body 600, the upper end surface of the second fitting member 5 prevents the second fitting member 5 from continuing to move upward and the bearing body 700 and the shaft sleeve body 600 are installed completely. Through the arrangement, when a worker pushes the second matching piece 5 by using the second jacking device 3, the jacking distance of the second jacking device 3 does not need to be estimated or calculated, and the installation of the shaft sleeve body 600 and the bearing body 700 can be completed only by directly pushing the second matching piece 5 by using the second jacking device 3 until the upper end surface of the second matching piece 5 blocks the second matching piece 5 to continuously move upwards; the installation efficiency of staff has been improved.
The embodiment has at least the following beneficial effects:
1) in the embodiment, through the matching of the assembling and disassembling stand 1, the first jacking device 2 and the first matching piece 4, the bearing body 700 and the shaft sleeve body 600 are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; meanwhile, the operation of the embodiment is simple, and the first dismounting hole 111, the first fitting piece 4 and the first jacking upper end part 21 are coaxially arranged, so that the dismounting accuracy is high, and the dismounting efficiency of workers is improved;
2) in the embodiment, through the matching of the assembling and disassembling stand 1, the second jacking device 3 and the second matching piece 5, the bearing body 700 and the shaft sleeve body 600 are prevented from being additionally damaged due to direct stressed installation, and the service life of parts is prolonged; meanwhile, the operation of the embodiment is simple, and due to the coaxial arrangement of the second dismounting hole 112, the second fitting piece 5 and the second jacking upper end part 31, the installation accuracy is high, and the installation efficiency of workers is improved.
Preferably, the shaft sleeve fixing mechanism 113 includes a fixing screw 1131, a fixing bolt 1133 and a screw through hole 1132 disposed on the lower bottom surface of the frame top 11, the fixing screw 1131 passes through the screw through hole 1132 to be connected with the fixing bolt 1133 by screw thread, the fixing screw 1131 includes a fixing nut 11311, the fixing screw 1131 is connected with the screw through hole 1132 by screw thread, and a gap for fixing the shaft sleeve body 600 is provided between the upper mating surface of the fixing nut 11311 and the lower bottom surface of the frame top 11. Through the arrangement, a worker can clamp and fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11 through the fixing nut 11311 of the fixing screw 1131, and further fix the shaft sleeve body 600 on the lower bottom surface of the frame top 11; a worker can adjust the clamping force of the set screw 1131 by screwing the set screw 1131.
Preferably, first fitting piece 4 lower terminal surface is provided with first jacking mating holes 43, and the internal diameter of first jacking mating holes 43 is corresponding with the external diameter of first jacking upper end 21, and first jacking mating holes 43 and the coaxial setting of first jacking upper end 21. With the above arrangement, the first jacking upper end portion 21 is detachably connected with the lower end of the first fitting member 4 through the first jacking fitting hole 43.
Preferably, second fitting piece 5 lower extreme face is provided with second jacking mating holes 53, and the internal diameter of second jacking mating holes 53 is corresponding with the external diameter of second jacking upper end 31, and second jacking mating holes 53 and the coaxial setting of second jacking upper end 31. With the above arrangement, the second jacking upper end portion 31 is detachably connected with the lower end of the second fitting member 5 through the second jacking fitting hole 53.
Example 4
A method of using the bearing bush attachment/detachment tool according to any one of embodiment 1 or embodiment 3, comprising the steps of:
step 1), fixing a shaft sleeve body 600 on the lower bottom surface of the frame top 11 through a shaft sleeve fixing mechanism 113, installing a bearing body 700 in a bearing through hole 601 of the shaft sleeve body 600, and coaxially aligning the bearing body 700 with a first dismounting hole 111;
specifically, the shaft sleeve body 600 is clamped and fixed on the lower bottom surface of the frame top 11 through the fixing nut 11311 of the fixing screw 1131, so that the shaft sleeve body 600 is fixed on the lower bottom surface of the frame top 11 through the shaft sleeve fixing mechanism 113;
step 2), connecting the lower end of the first fitting piece 4 with the first jacking upper end part 21 of the first jacking device 2 so as to enable the first fitting piece 4 and the first jacking upper end part 21 to form a whole;
step 3), matching the first matching hole 41 of the first matching piece 4 with the inner shaft convex part 701 on the lower end surface of the bearing body 700, so that the first matching piece 4 and the bearing body 700 are integrated;
and 4), using the first jacking device 2, so that the first fitting piece 4 pushes the bearing body 700 to move upwards along the first dismounting hole 111 until the bearing body 700 is dismounted from the shaft sleeve body 600.
The embodiment has the beneficial effects that: in the embodiment, through the matching of the assembling and disassembling stand 1, the first jacking device 2 and the first matching piece 4, the bearing body 700 and the shaft sleeve body 600 are prevented from being damaged additionally due to direct stress disassembly, and the service life of parts is prolonged; simultaneously this embodiment easy operation, and because first dismouting hole 111, first fitting piece 4 and the coaxial setting of first jacking upper end 21, dismantle the exactness height, improved staff's dismantlement efficiency.
Example 5
A method of using the bearing bush attachment/detachment tool according to any one of embodiments 2 and 3, comprising the steps of:
step 1), fixing a shaft sleeve body 600 on the lower bottom surface of the frame top 11 through a shaft sleeve fixing mechanism 113, wherein a bearing through hole 601 is formed in the shaft sleeve body 600, and the bearing through hole 601 is coaxially aligned with a second dismounting hole 112;
specifically, the shaft sleeve body 600 is clamped and fixed on the lower bottom surface of the frame top 11 through the fixing nut 11311 of the fixing screw 1131, so that the shaft sleeve body 600 is fixed on the lower bottom surface of the frame top 11 through the shaft sleeve fixing mechanism 113;
step 2), connecting the lower end of the second fitting piece 5 with the second jacking upper end part 31 of the second jacking device 3 so as to enable the second fitting piece 5 and the second jacking upper end part 31 to form a whole;
step 3), matching the second matching hole 51 of the second matching piece 5 with the inner shaft convex part 701 on the lower end surface of the bearing body 700, so that the second matching piece 5 and the bearing body 700 are integrated;
and step 4), using the second jacking device 3 to enable the second fitting part 5 to push the bearing body 700 to move upwards along the bearing through hole 601 and the second dismounting hole 112 in sequence until the bearing body 700 and the shaft sleeve body 600 are completely mounted.
The embodiment has the beneficial effects that: in the embodiment, through the matching of the assembling and disassembling stand 1, the second jacking device 3 and the second matching piece 5, the bearing body 700 and the shaft sleeve body 600 are prevented from being additionally damaged due to direct stressed installation, and the service life of parts is prolonged; meanwhile, the operation of the embodiment is simple, and due to the coaxial arrangement of the second dismounting hole 112, the second fitting piece 5 and the second jacking upper end part 31, the installation accuracy is high, and the installation efficiency of workers is improved.
Variations and modifications to the above-described embodiments may also occur to those skilled in the art, which fall within the scope of the invention as disclosed and taught herein. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious improvement, replacement or modification made by those skilled in the art based on the present invention is within the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. Bearing housing assembly and disassembly tools, its characterized in that: including dismouting frame (1), first jacking device (2) and first fitting piece (4), dismouting frame (1) is including a frame top (11), the lower bottom surface of frame top (11) is provided with axle sleeve fixed establishment (113) and first dismouting hole (111), axle sleeve fixed establishment (113) are used for fixing the axle sleeve body in the lower bottom surface of frame top (11), the internal diameter more than or equal to bearing body's external diameter of first dismouting hole (111), first jacking device (2) set up below frame top (11), first jacking device (2) include first jacking upper end portion (21), first jacking upper end portion (21) with the lower extreme of first fitting piece (4) is connected, the up end of first fitting piece (4) is provided with first fitting hole (41), the internal diameter of first fitting hole (41) corresponds with the external diameter of axle in the terminal surface convex part under the bearing body, the external diameter of first fitting piece (4) is less than or equal to the external diameter of bearing body, first dismouting hole (111) first fitting piece (4) and first jacking upper end (21) coaxial setting.
2. The bearing housing disassembly and assembly tool of claim 1, wherein: axle sleeve fixed establishment (113) is including fixed screw (1131), fixing bolt (1133) and set up screw through-hole (1132) of bottom surface under frame top (11), fixed screw (1131) passes screw through-hole (1132) with fixing bolt (1133) threaded connection, fixed screw (1131) includes set nut (11311), fixed screw (1131) with screw through-hole (1132) threaded connection, set nut (11311) with the clearance that supplies the axle sleeve body to fix has between the lower bottom surface of frame top (11).
3. The bearing housing disassembly and assembly tool of claim 1, wherein: and a limiting step (42) is arranged on the outer diameter surface of the first fitting piece (4).
4. Bearing housing assembly and disassembly tools, its characterized in that: including dismouting frame (1), second jacking device (3) and second fitting piece (5), dismouting frame (1) is including a frame top (11), the lower bottom surface of frame top (11) is provided with axle sleeve fixed establishment (113) and second dismouting hole (112), axle sleeve fixed establishment (113) are used for fixing the axle sleeve body in the lower bottom surface of frame top (11), the internal diameter more than or equal to bearing body's of second dismouting hole (112) external diameter, second jacking device (3) set up below frame top (11), second jacking device (3) include second jacking upper end portion (31), second jacking upper end portion (31) with the lower extreme of second fitting piece (5) is connected, the upper end surface of second fitting piece (5) is provided with second fitting hole (51), the internal diameter of second fitting hole (51) corresponds with the external diameter of axle convex part in the bearing body lower terminal surface, the external diameter of second fitting piece (5) is greater than the external diameter of bearing body, second dismouting hole (112), second fitting piece (5) and second jacking upper end (31) coaxial setting.
5. The bearing sleeve disassembly and assembly tool of claim 4, wherein: axle sleeve fixed establishment (113) is including fixed screw (1131), fixing bolt (1133) and set up screw through-hole (1132) of bottom surface under frame top (11), fixed screw (1131) passes screw through-hole (1132) with fixing bolt (1133) threaded connection, fixed screw (1131) includes set nut (11311), fixed screw (1131) with screw through-hole (1132) threaded connection, set nut (11311) with the clearance that supplies the axle sleeve body to fix has between the lower bottom surface of frame top (11).
6. The bearing sleeve disassembly and assembly tool of claim 4, wherein: the upper end face of the second fitting piece (5) is provided with a fitting outer hole (52), the inner bottom face of the fitting outer hole (52) is provided with the second fitting hole (51), and the inner diameter of the fitting outer hole (52) corresponds to the outer diameter of the bearing body.
7. Bearing housing assembly and disassembly tools, its characterized in that: the device comprises a dismounting frame (1), a first jacking device (2), a second jacking device (3), a first matching piece (4) and a second matching piece (5), wherein the dismounting frame (1) comprises a frame top (11), a shaft sleeve fixing mechanism (113), a first dismounting hole (111) and a second dismounting hole (112) are arranged on the lower bottom surface of the frame top (11), and the shaft sleeve fixing mechanism (113) is used for fixing a shaft sleeve body on the lower bottom surface of the frame top (11);
the inner diameter of the first dismounting hole (111) is larger than or equal to the outer diameter of the bearing body, the first jacking device (2) is arranged below the frame top (11), the first jacking device (2) comprises a first jacking upper end part (21), the first jacking upper end part (21) is connected with the lower end of the first fitting piece (4), a first fitting hole (41) is formed in the upper end face of the first fitting piece (4), the inner diameter of the first fitting hole (41) corresponds to the outer diameter of a shaft convex part in the lower end face of the bearing body, the outer diameter of the first fitting piece (4) is smaller than or equal to the outer diameter of the bearing body, the first dismounting hole (111), the first fitting piece (4) and the first jacking upper end part (21) are coaxially arranged, and a limiting step (42) is arranged on the outer diameter face of the first fitting piece (4);
the inner diameter of the second assembling and disassembling hole (112) is larger than or equal to the outer diameter of the bearing body, the second jacking device (3) is arranged below the frame top (11), the second jacking device (3) comprises a second jacking upper end part (31), the second jacking upper end part (31) is connected with the lower end of the second fitting piece (5), a second fitting hole (51) is formed in the upper end face of the second fitting piece (5), the inner diameter of the second fitting hole (51) corresponds to the outer diameter of the shaft convex part in the lower end face of the bearing body, the outer diameter of the second fitting piece (5) is larger than the outer diameter of the bearing body, the second assembling and disassembling hole (112), the second fitting piece (5) and the second jacking upper end part (31) are coaxially arranged, an outer fitting hole (52) is formed in the upper end face of the second fitting piece (5), and the second fitting hole (51) is formed in the inner bottom face of the outer fitting hole (52), the inner diameter of the mating outer bore (52) corresponds to the outer diameter of the bearing body.
8. The bearing sleeve disassembly and assembly tool of claim 7, wherein: axle sleeve fixed establishment (113) is including fixed screw (1131), fixing bolt (1133) and set up screw through-hole (1132) of bottom surface under frame top (11), fixed screw (1131) passes screw through-hole (1132) with fixing bolt (1133) threaded connection, fixed screw (1131) includes set nut (11311), fixed screw (1131) with screw through-hole (1132) threaded connection, set nut (11311) with the clearance that supplies the axle sleeve body to fix has between the lower bottom surface of frame top (11).
9. Use of a bearing bush attaching/detaching tool according to any one of claims 1, 2, 3, 7 and 8, comprising the steps of:
step 1), fixing a shaft sleeve body on the lower bottom surface of a frame top (11) through a shaft sleeve fixing mechanism (113), installing a bearing body in a bearing through hole of the shaft sleeve body, and coaxially aligning the bearing body with a first dismounting hole (111);
step 2), connecting the lower end of a first fitting piece (4) with a first jacking upper end part (21) of a first jacking device (2) so as to enable the first fitting piece (4) and the first jacking upper end part (21) to form a whole;
step 3), matching a first matching hole (41) of the first matching piece (4) with an inner convex part of the lower end surface of the bearing body so as to enable the first matching piece (4) and the bearing body to be integrated;
and 4), using the first jacking device (2) to enable the first matching piece (4) to push the bearing body to move upwards along the first dismounting hole (111) until the bearing body is dismounted from the shaft sleeve body.
10. Use of the bearing bush attaching/detaching tool according to any one of claims 4, 5, 6, 7 and 8, comprising the steps of:
step 1), fixing a shaft sleeve body on the lower bottom surface of a frame top (11) through a shaft sleeve fixing mechanism (113), wherein a bearing through hole is formed in the shaft sleeve body, and the bearing through hole is coaxially aligned with a second dismounting hole (112);
step 2), connecting the lower end of a second fitting piece (5) with a second jacking upper end part (31) of a second jacking device (3) so as to enable the second fitting piece (5) and the second jacking upper end part (31) to form a whole;
step 3), matching a second matching hole (51) of the second matching piece (5) with an inner shaft convex part of the lower end surface of the bearing body so as to enable the second matching piece (5) and the bearing body to form a whole;
and 4), using the second jacking device (3) to enable the second matching piece (5) to push the bearing body to move upwards along the bearing through hole and the second dismounting hole (112) in sequence until the bearing body and the shaft sleeve body are mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111179951.6A CN113843744A (en) | 2021-10-11 | 2021-10-11 | Bearing sleeve disassembling tool and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111179951.6A CN113843744A (en) | 2021-10-11 | 2021-10-11 | Bearing sleeve disassembling tool and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113843744A true CN113843744A (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111179951.6A Pending CN113843744A (en) | 2021-10-11 | 2021-10-11 | Bearing sleeve disassembling tool and using method thereof |
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| CN (1) | CN113843744A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2808459Y (en) * | 2005-03-31 | 2006-08-23 | 吴贵永 | Automobile half bearing mounting/dismounting machine |
| CN203380844U (en) * | 2013-07-30 | 2014-01-08 | 葛洲坝荆门水泥有限公司 | Device for assembling and disassembling bearing of motor rotor |
| CN204686799U (en) * | 2015-04-15 | 2015-10-07 | 辛东霞 | Desk-top bearing mounting/dismounting device |
| CN106695676A (en) * | 2015-08-18 | 2017-05-24 | 天津市宇润德金属制品有限公司 | Shaft sleeve disassembling rack |
| CN206445748U (en) * | 2017-01-20 | 2017-08-29 | 大唐苏州热电有限责任公司 | One kind draws code instrument |
| CN208880616U (en) * | 2018-10-17 | 2019-05-21 | 山东创新金属科技有限公司 | A kind of draught fan impeller bearing provision for disengagement |
| CN209632921U (en) * | 2019-03-28 | 2019-11-15 | 舟山新正海洋科技有限公司 | A kind of ship oil pump dismantling device |
| CN211967331U (en) * | 2019-12-25 | 2020-11-20 | 无锡明珠钢球有限公司 | Bearing assembly device |
| CN212552581U (en) * | 2020-05-08 | 2021-02-19 | 曹源 | Bearing dismounting device |
| CN112659043A (en) * | 2020-11-20 | 2021-04-16 | 惠阳航空螺旋桨有限责任公司 | Mounting and dismounting tool for bearing of propeller centrifugal speed regulating device |
| CN213532441U (en) * | 2020-09-30 | 2021-06-25 | 广东石油化工学院 | Bearing and shaft separating device transformed from jack |
-
2021
- 2021-10-11 CN CN202111179951.6A patent/CN113843744A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2808459Y (en) * | 2005-03-31 | 2006-08-23 | 吴贵永 | Automobile half bearing mounting/dismounting machine |
| CN203380844U (en) * | 2013-07-30 | 2014-01-08 | 葛洲坝荆门水泥有限公司 | Device for assembling and disassembling bearing of motor rotor |
| CN204686799U (en) * | 2015-04-15 | 2015-10-07 | 辛东霞 | Desk-top bearing mounting/dismounting device |
| CN106695676A (en) * | 2015-08-18 | 2017-05-24 | 天津市宇润德金属制品有限公司 | Shaft sleeve disassembling rack |
| CN206445748U (en) * | 2017-01-20 | 2017-08-29 | 大唐苏州热电有限责任公司 | One kind draws code instrument |
| CN208880616U (en) * | 2018-10-17 | 2019-05-21 | 山东创新金属科技有限公司 | A kind of draught fan impeller bearing provision for disengagement |
| CN209632921U (en) * | 2019-03-28 | 2019-11-15 | 舟山新正海洋科技有限公司 | A kind of ship oil pump dismantling device |
| CN211967331U (en) * | 2019-12-25 | 2020-11-20 | 无锡明珠钢球有限公司 | Bearing assembly device |
| CN212552581U (en) * | 2020-05-08 | 2021-02-19 | 曹源 | Bearing dismounting device |
| CN213532441U (en) * | 2020-09-30 | 2021-06-25 | 广东石油化工学院 | Bearing and shaft separating device transformed from jack |
| CN112659043A (en) * | 2020-11-20 | 2021-04-16 | 惠阳航空螺旋桨有限责任公司 | Mounting and dismounting tool for bearing of propeller centrifugal speed regulating device |
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