CN108533621A - A kind of extracting tool and its application method for sealing bearing - Google Patents
A kind of extracting tool and its application method for sealing bearing Download PDFInfo
- Publication number
- CN108533621A CN108533621A CN201810733418.1A CN201810733418A CN108533621A CN 108533621 A CN108533621 A CN 108533621A CN 201810733418 A CN201810733418 A CN 201810733418A CN 108533621 A CN108533621 A CN 108533621A
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- ring
- rod
- bar
- baffle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C39/00—Relieving load on bearings
Abstract
The present invention provides a kind of extracting tools and its application method for sealing bearing, belong to bearing related hardware field of tool.It solves the problems, such as existing bearing sealing ring not easy to remove.This is used to seal the extracting tool of bearing, including bearing and extracting tool, bearing includes inner ring, outer ring, retainer, steel ball and sealing ring, reinforcing plate is equipped in sealing ring, several pull rods are fixed in reinforcing plate, tie rod end has internal thread groove, sealing ring outer end face has counterbore, tie rod end is located in counterbore, extracting tool includes that removal rod and dismounting cover, removal rod bar wall is fixed with baffle ring, removal rod bar diameter between baffle ring and removal rod front end is identical as inner ring internal diameter, dismounting is sleeved on baffle ring and dismantles on the removal rod bar wall between rod rear end, dismounting set front end outer wall is fixed with baffle, baffle is equipped with several perforation, dismounting set rear end outer wall and dismounting rod rear end bar wall are respectively fixed with preceding pulling plate and rear pulling plate.This extracting tool energy stability and high efficiency dismantles the sealing ring on bearing.
Description
Technical field
The invention belongs to bearing related hardware technical field of tools, be related to a kind of extracting tool for sealing bearing and its
Application method.
Background technology
Bearing seal is primarily to prevent the lubricant of Bearing inner from leaking outside, and prevents external moisture, dust, different
Object etc. enters Bearing inner, then influences the behavior in service and service life of bearing.Existing Patent No.
ZL2016102443836, the Chinese invention patent of entitled " a kind of detachable deep groove ball bearing sealing structure " utilize sealing
The sealing wing of circle plays sealing function with seal groove one and the cooperation of seal groove two, and end is arranged on sealing ring with internal thread groove
Pull rod, be spirally connected using the internal thread groove with externally threaded provision for disengagement and tie rod end, and pull sealing ring outwardly, make sealing
Circle is detached with bearing, can add lubricant towards inside later.But above-mentioned bearing is asked during dismantling sealing ring there are following
Topic：
1, several pull rods are fixed with due to being distributed on sealing ring, and several pull rods are connect with several provisions for disengagement respectively, because
This can not ensure that several provisions for disengagement pull several pull rods with same dynamics simultaneously, therefore the pull rod that stress can be made larger is drawn first
Go out sealing ring, leads to sealing ring and reinforcing plate flexural deformation；
2, in disassembly process, it can not ensure that provision for disengagement axially pulls pull rod along inner ring, due to sealing ring and inner ring and outside
Circle can relatively rotate always, if not only also resulting in sealing ring and reinforcing plate flexural deformation towards other directions force, tear open simultaneously
It unloads difficulty also to will increase so that removal efficiency is low；
3, it in disassembly process, needs to grasp bearing, and pull rod is pulled using provision for disengagement, it is not only unhygienic, simultaneously
Hand directly exerts a force towards bearing, may influence bearing arrangement.It is therefore desirable to be improved.
Invention content
The purpose of the present invention is being directed to the above-mentioned problems in the prior art, provide one kind avoid it is close in disassembly process
Seal deforms, while removal efficiency higher and the extracting tool for sealing bearing for being avoided that influence bearing other parts structure
And its application method.
Object of the invention can be realized by the following technical scheme：A kind of extracting tool for sealing bearing, including
Bearing and extracting tool for dismantling bearing, the bearing includes inner ring, outer ring, retainer and steel ball, inner ring outer surface
It is respectively equipped with annular seal groove one in steel ball both sides, inner surface is respectively equipped with annular seal groove two in steel ball both sides, also wraps
Ring type seal is included, is respectively provided on the sealing ring and the two matched ring packing wing of seal groove one and seal groove, and institute
The sealing wing stated respectively be embedded in seal groove one and seal groove two in, and sealing ring outer end face respectively with outside inner ring outer end face and outer ring
End face seamlessly transits, and Thin ring plate shape reinforcing plate is equipped in the sealing ring, and reinforcing plate and inner ring are coaxial, reinforcing plate table
Face is vertical with inner ring axis, several rod-shaped pull rods in sealing ring is fixed in the reinforcing plate, and tie rod end has
There is internal thread groove, the sealing ring outer end face has several counterbores, and tie rod end is located in counterbore, it is characterised in that：Institute
The extracting tool stated includes round bar shape removal rod and circle shell-like dismounting set, and removal rod bar wall is coaxially fixed with annular baffle ring, baffle ring
Removal rod bar diameter between removal rod front end is identical as inner ring internal diameter, and the dismounting set activity engagement sleeves are in baffle ring and dismounting
On removal rod bar wall between rod rear end, dismounting set front end wall coaxial is fixed with circular ring shape plate baffle, on baffle
Equipped with several along the circumferential perforation being angularly distributed of dismounting set, and perforated openings direction is parallel with dismounting set axis, and described tears open
It unloads set rear end outer wall and dismounting rod rear end bar wall is coaxially fixed with the preceding pulling plate of circular ring shape plate and rear pulling plate respectively；
The removal rod front end passes through inner ring, and the baffle ring side is against on inner ring side, and the baffle ring other side is supported
Further include being each passed through several perforation, and front end is screwed onto the screw rod in several internal thread grooves respectively, and after screw rod on baffle
The head for having and being against baffle side is held, and preceding pulling plate can be squeezed by pulling plate backwards, and baffle ring is made to be detached with baffle, and makes several spiral shells
Bar pulls several pull rods respectively, and pulls sealing ring, and sealing ring is made to be detached with the inner ring and outer ring.
Since dismounting set activity engagement sleeves are on removal rod bar wall, dismounting set can only be moved axially with respect to removal rod,
And removal rod cooperation penetrates inner ring, therefore dismantle and cover and can only be moved axially along inner ring, therefore in disassembly process, can guarantee edge always
Inner ring axially pulls pull rod, to improve removal efficiency；Since several screw front ends are screwed onto respectively in several internal thread grooves, with
It fixes, while dismantling set to move axially along inner ring, therefore can guarantee in disassembly process, several spiral shells with several pull rods respectively
Bar pulls several pull rods with same dynamics always, to avoid sealing ring and reinforcing plate flexural deformation；In disassembly process, after resisting
Pulling plate, and pulling plate is directly held bearing to keeping away manual-free and is dismantled, therefore to dismantle sealing ring before pulling plate squeezes backwards
Disassembly process is relatively sanitary, while being also avoided that influence bearing arrangement.In addition, the extracting tool of the application is in background technology
The bearing arrangement referred to, and specific bearing arrangement is mentioned in the background has been disclosed in detail in the prior art.
Above-mentioned a kind of in sealing the extracting tool of bearing, rod-shaped indent to be coaxially provided on the removal rod,
Indent notch is located at dismounting rod rear end, and several rod aperture being radially arranged along removal rod are additionally provided on removal rod, and several rod aperture edges are torn open
It is circumferential angularly uniformly distributed to unload bar, the rod aperture inner end is located on indent cell wall, further includes being threaded through indent and several bars respectively
Compression bar in hole and several locking bars, the compression bar bar wall are equipped with several bar slots, and bar groove groove wall is equipped with limiting slot, limits slot length
Direction and the angled setting of compression bar axis, several locking bar inner ends are located in several bar slots, and locking bar inner end is fixed
Have the limited block being slidably disposed on limiting slot, further include be located at indent in, and both ends respectively with indent slot bottom and compression bar inner end phase
The compressed spring supported, the compressed spring push compression bar, so that limited block is located at limit front of the slot, and make locking bar outer end extension bar
Hole, and be against on the inner ring other side, and locking bar and baffle ring are clamped in inner ring both sides respectively, and compression bar outer end can be squeezed, make limit
Block is moved to limiting slot rear end, and locking bar outer end is made to enter in rod aperture.
Therefore locking bar and baffle ring can be utilized to clamp inner ring respectively, with opposite inner ring axial restraint removal rod.
Above-mentioned a kind of solid in sealing the extracting tool of bearing, being detachably bolted on the removal rod bar wall
Fixed set, and fixing sleeve and baffle ring are clamped in inner ring both sides respectively.
Therefore fixing sleeve can be screwed onto on removal rod, so that fixing sleeve and baffle ring is clamped inner ring respectively, with opposite inner ring
Axial restraint removal rod.
Above-mentioned a kind of in sealing the extracting tool of bearing, the dismounting to cover inner wall and removal rod bar wall difference
Equipped with shell-like sliding slot and the annular slip ring that is slidably disposed in sliding slot, further include be located in sliding slot, and both ends respectively with sliding slot front end
The resetting spring to offset with slip ring, the resetting spring pushes slip ring to be against runner rear end, and the baffle is made to be against gear
On ring.
Therefore dismounting can be made to cover Rapid reset, efficiently to dismantle the sealing ring of bearing.
Above-mentioned a kind of in sealing the extracting tool of bearing, the preceding pulling plate and post-tensioning plate spacing are more than described
Sliding slot axial length.
Therefore it avoids in disassembly process, preceding pulling plate and the fitting of rear pulling plate, to avoid clamp hand.
Above-mentioned a kind of in sealing the extracting tool of bearing, being spirally connected respectively on the screw rod there are two nut,
And two nuts clamp baffle both sides respectively.
Therefore it can stablize standing screw in perforation, while can also be adapted to the internal thread groove of different depth.
A kind of application method for sealing the extracting tool of bearing, it is characterised in that：Include the following steps：
Step 1 squeezes compression bar outer end, so that limited block is moved to limiting slot rear end, and locking bar outer end is made to enter in rod aperture,
The inner ring of bearing is inserted in removal rod front end, compressed spring pushes compression bar, so that limited block is located at limit front of the slot, and make outside locking bar
Rod aperture is stretched out at end, so that locking bar and baffle ring is clamped in inner ring both sides respectively, or fixing sleeve is screwed onto on removal rod bar wall, is made solid
Fixed set and baffle ring are clamped in inner ring both sides respectively；
Step 2 holds the head for the screw rod for penetrating perforation and rotates several screw rods successively, and several screw front ends is made to distinguish
It is screwed onto in several internal thread grooves, and rotary nut, two nuts is made to clamp baffle both sides respectively；
Pulling plate before step 3 resists rear pulling plate, and pulling plate squeezes backwards, makes baffle ring be detached with baffle, and make several screw rods
Several pull rods are pulled respectively, and pull sealing ring, and sealing ring is made to be detached with the inner ring and outer ring, it later can be towards in bearing
Add lubricant in portion.
Through the above steps, you can utilize the sealing ring on this extracting tool stability and high efficiency dismounting bearing.
Compared with prior art, the invention has the advantages that：
1, since dismounting set activity engagement sleeves are on removal rod bar wall, dismounting set can only axially be moved with respect to removal rod
It is dynamic, and removal rod cooperation penetrates inner ring, therefore dismantle and cover and can only be moved axially along inner ring, therefore in disassembly process, can guarantee the beginning
Pull rod is axially pulled along inner ring eventually, to improve removal efficiency；
2, since several screw front ends are screwed onto respectively in several internal thread grooves, to be fixed respectively with several pull rods, simultaneously
Dismounting set can only be moved axially along inner ring, therefore can guarantee in disassembly process, if several screw rods are pulled with same dynamics always
Dry drawing bar, to avoid sealing ring and reinforcing plate flexural deformation；
3, in disassembly process, rear pulling plate is resisted, and pulling plate squeezes preceding pulling plate backwards, to dismantle sealing ring, to avoid using
Hand is directly held bearing and is dismantled, therefore disassembly process is relatively sanitary, while being also avoided that influence bearing arrangement.
Description of the drawings
Fig. 1 is this extracting tool use state sectional view.
Fig. 2 and Fig. 3 is the partial enlarged view of Fig. 1 respectively.
In figure,
1, bearing；11, inner ring；12, outer ring；13, sealing ring；14, pull rod；15, internal thread groove；
2, removal rod；21, baffle ring；22, indent；23, rod aperture；24, compressed spring；25, rear pulling plate；26, slip ring；
3, dismounting set；31, baffle；32, it perforates；33, screw rod；34, head；35, nut；36, preceding pulling plate；37, sliding slot；
38, resetting spring；
4, compression bar；41, bar slot；42, limiting slot；
5, locking bar；51, limited block.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figs. 1-3, the present invention is a kind of for sealing the extracting tool of bearing, including bearing 1 and for dismantling bearing 1
Extracting tool, bearing 1 include inner ring 11, outer ring 12, retainer and steel ball, 11 outer surface of inner ring is respectively equipped in steel ball both sides
Annular seal groove one, 12 inner surface of outer ring are respectively equipped with annular seal groove two in steel ball both sides, further include ring type seal 13, close
Be respectively provided in seal 13 with the two matched ring packing wing of seal groove one and seal groove, and seal the wing respectively be embedded in seal groove one
In seal groove two, and 13 outer end face of sealing ring is seamlessly transitted with 11 outer end face of inner ring and 12 outer end face of outer ring respectively, sealing ring
Thin ring plate shape reinforcing plate is equipped in 13, and reinforcing plate and inner ring 11 are coaxial, reinforcement plate surface is vertical with 11 axis of inner ring, adds
Several rod-shaped pull rods 14 in sealing ring 13 are fixed on strong plate, and 14 end of pull rod has internal thread groove 15, sealing ring
13 outer end faces have several counterbores, and 14 end of pull rod is located in counterbore, and extracting tool includes round bar shape removal rod 2 and circle shell-like
Dismounting set 3,2 bar wall of removal rod is coaxially fixed with annular baffle ring 21, the 2 bar diameter of removal rod between 2 front end of baffle ring 21 and removal rod
Identical as 11 internal diameter of inner ring, dismounting 3 activity engagement sleeves of set are torn open on the 2 bar wall of removal rod between 2 rear end of baffle ring 21 and removal rod
It unloads 3 front end wall coaxials of set and is fixed with circular ring shape plate baffle 31, baffle 31, which is equipped with, several angularly to be divided along dismounting set 3 is circumferential
The perforation 32 of cloth, and 32 opening directions of perforating are parallel with dismounting 3 axis of set, side pole wall after dismounting 3 rear end outer walls of set and removal rod 2
It is coaxially fixed with the preceding pulling plate 36 of circular ring shape plate and rear pulling plate 25 respectively；
2 front end of removal rod passes through inner ring 11, and 21 side of baffle ring is against on 11 side of inner ring, and 21 other side of baffle ring is against gear
Further include being each passed through several perforation 32, and front end is screwed onto the screw rod 33 in several internal thread grooves 15, and spiral shell respectively on plate 31
33 rear end of bar has the head 34 for being against 31 side of baffle, and can squeeze preceding pulling plate 36 by pulling plate 25 backwards, and makes baffle ring 21 and gear
Plate 31 detaches, and several screw rods 33 is made to pull several pull rods 14 respectively, and pulls sealing ring 13, make sealing ring 13 and inner ring 11 and
Outer ring 12 detaches.
Further, rod-shaped indent 22 is coaxially provided on removal rod 2,22 notch of indent is located at 2 rear end of removal rod, removal rod
Several rod aperture 23 being radially arranged along removal rod 2 are additionally provided on 2, several rod aperture 23 are circumferential angularly uniformly distributed along removal rod 2, rod aperture
23 inner ends are located on 22 cell wall of indent, further include the compression bar 4 being threaded through respectively in indent 22 and several rod aperture 23 and several locking bars
5,4 bar wall of compression bar is equipped with several bar slots 41, and 41 cell wall of bar slot is equipped with limiting slot 42,42 length direction of limiting slot and 4 axis of compression bar
Angled setting, 5 inner end of several locking bars are located in several bar slots 41, and 5 inner end of locking bar is fixed with and is slidably disposed in limiting slot
Limited block 51 on 42 further includes being located in indent 22, and the compression that both ends offset with 22 slot bottom of indent and 4 inner end of compression bar respectively
Spring 24, compressed spring 24 push compression bar 4, limited block 51 are made to be located at 42 front end of limiting slot, and 5 outer end of locking bar is made to stretch out rod aperture
23, and be against on 11 other side of inner ring, and locking bar 5 and baffle ring 21 are clamped in 11 both sides of inner ring respectively, and can squeeze outside compression bar 4
End, makes limited block 51 be moved to 42 rear end of limiting slot, and 5 outer end of locking bar is made to enter in rod aperture 23.Or it can on 2 bar wall of removal rod
Dismounting is bolted with fixing sleeve, and fixing sleeve and baffle ring 21 are clamped in 11 both sides of inner ring respectively.Dismounting 3 inner walls of set and 2 bar of removal rod
Wall is respectively equipped with shell-like sliding slot 37 and the annular slip ring 26 that is slidably disposed in sliding slot 37, further includes being located in sliding slot 37, and both ends
The resetting spring 38 to offset respectively with 37 front end of sliding slot and slip ring 26, resetting spring 38 push slip ring 26 to be against 37 rear end of sliding slot,
And baffle 31 is made to be against on baffle ring 21.Preceding pulling plate 36 and 25 spacing of rear pulling plate are more than 37 axial length of sliding slot.On screw rod 33 respectively
Being spirally connected, there are two nuts 35, and two nuts 35 clamp 31 both sides of baffle respectively.
Since dismounting 3 activity engagement sleeves of set are on 2 bar wall of removal rod, dismounting set 3 axial with respect to removal rod 2 can only move
It is dynamic, and the cooperation of removal rod 2 penetrates inner ring 11, therefore dismounting set 3 can only be moved axially along inner ring 11, therefore in disassembly process, energy
Ensure always along the axial pulling pull rod 14 of inner ring 11, to improve removal efficiency；Since 33 front end of several screw rods is screwed onto respectively
In several internal thread grooves 15, to be fixed respectively with several pull rods 14, while dismantling set and 3 can only be moved axially along inner ring 11, therefore
It can guarantee in disassembly process, several screw rods 33 pull several pull rods 14 with same dynamics always, to avoid 13 He of sealing ring
Reinforcing plate flexural deformation；In disassembly process, rear pulling plate 25 is resisted, and pulling plate 25 squeezes preceding pulling plate 36 backwards, to dismantle sealing ring
13, bearing 1 is directly held to keeping away manual-free and is dismantled, therefore disassembly process is relatively sanitary, while being also avoided that influence axis
Hold 1 structure.In addition, bearing 1 structure of the extracting tool of the application for being referred in background technology, and 1 structure of specific bearing
Mentioned in the background has been disclosed in detail in the prior art.
A kind of application method for sealing the extracting tool of bearing includes the following steps：
Step 1 squeezes 4 outer end of compression bar, so that limited block 51 is moved to 42 rear end of limiting slot, and 5 outer end of locking bar is made to enter bar
In hole 23, the inner ring 11 of bearing 1 is inserted in 2 front end of removal rod, compressed spring 24 pushes compression bar 4, and limited block 51 is made to be located at limit
42 front end of slot, and 5 outer end of locking bar is made to stretch out rod aperture 23, so that locking bar 5 and baffle ring 21 is clamped in 11 both sides of inner ring respectively, or will consolidate
Fixed set is screwed onto on 2 bar wall of removal rod, and fixing sleeve and baffle ring 21 is made to be clamped in 11 both sides of inner ring respectively；
Step 2 holds the head 34 for the screw rod 33 for penetrating perforation 32 and rotates several screw rods 33 successively, makes several screw rods
33 front ends are screwed onto respectively in several internal thread grooves 15, and rotary nut 35, and two nuts 35 is made to clamp 31 both sides of baffle respectively；
Pulling plate 36 before step 3 resists rear pulling plate 25, and pulling plate 25 squeezes backwards, makes baffle ring 21 be detached with baffle 31, and
So that several screw rods 33 is pulled several pull rods 14 respectively, and pull sealing ring 13, sealing ring 13 is made to be detached with inner ring 11 and outer ring 12,
Lubricant can be added towards 1 inside of bearing later.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although bearing 1 is used more herein, inner ring 11, outer ring 12, sealing ring 13, pull rod 14, internal thread groove 15, tears open
Unload bar 2, baffle ring 21, indent 22, rod aperture 23, compressed spring 24, rear pulling plate 25, slip ring 26, dismounting set 3, baffle 31, perforation 32,
Screw rod 33, head 34, nut 35, preceding pulling plate 36, sliding slot 37, resetting spring 38, compression bar 4, bar slot 41, limiting slot 42, locking bar 5,
The terms such as limited block 51, but it does not preclude the possibility of using other terms.The use of these items is only for more easily
Describe and explain the essence of the present invention；Being construed as any one of the additional limitations all is disagreed with spirit of that invention
's.
Claims (7)
1. a kind of extracting tool for sealing bearing, including bearing (1) and the extracting tool for dismantling bearing (1), described
Bearing (1) include inner ring (11), outer ring (12), retainer and steel ball, inner ring (11) outer surface is respectively equipped in steel ball both sides
Annular seal groove one, outer ring (12) inner surface are respectively equipped with annular seal groove two in steel ball both sides, further include ring type seal
(13), be respectively provided on the sealing ring (13) with the two matched ring packing wing of seal groove one and seal groove, and it is described
Seal the wing respectively be embedded in seal groove one and seal groove two in, and sealing ring (13) outer end face respectively with inner ring (11) outer end face and outside
Circle (12) outer end face seamlessly transits, and Thin ring plate shape reinforcing plate, and reinforcing plate and inner ring are equipped in the sealing ring (13)
(11) coaxially, it is vertical with inner ring (11) axis to reinforce plate surface, is fixed in the reinforcing plate several positioned at sealing ring (13)
Interior rod-shaped pull rod (14), and pull rod (14) end has internal thread groove (15), the sealing ring (13) is if outer end face has
Dry counterbore, and pull rod (14) end is located in counterbore, it is characterised in that：The extracting tool includes round bar shape removal rod (2)
With circle shell-like dismounting set (3), removal rod (2) bar wall is coaxially fixed with annular baffle ring (21), baffle ring (21) and removal rod (2) front end
Between removal rod (2) bar diameter it is identical as inner ring (11) internal diameter, dismounting set (3) the activity engagement sleeves baffle ring (21) with tear open
It unloads on removal rod (2) bar wall between bar (2) rear end, dismounting set (3) front end wall coaxial is fixed with circular ring shape plate
Baffle (31), baffle (31) are equipped with several perforation (32) being circumferentially angularly distributed along dismounting set (3), and (32) trepanning of perforating
Direction is parallel with dismounting set (3) axis, and side pole wall is coaxial solid respectively afterwards for dismounting set (3) the rear end outer wall and removal rod (2)
Surely there are the preceding pulling plate of circular ring shape plate (36) and rear pulling plate (25)；
Described removal rod (2) front end passes through inner ring (11), and described baffle ring (21) side is against on inner ring (11) side, gear
Ring (21) other side is against on baffle (31), further includes being each passed through several perforation (32), and front end is screwed onto respectively in several
Screw rod (33) on thread groove (15), and screw rod (33) rear end has the head (34) for being against baffle (31) side, and can be backwards
Pulling plate (36) before pulling plate (25) squeezes, and baffle ring (21) is made to be detached with baffle (31), and make several screw rods (33) if pulling respectively
Dry drawing bar (14), and sealing ring (13) is pulled, so that sealing ring (13) is detached with the inner ring (11) and outer ring (12).
2. a kind of extracting tool for sealing bearing according to claim 1, it is characterised in that：The removal rod
(2) rod-shaped indent (22) is coaxially provided on, indent (22) notch is located at removal rod (2) rear end, is additionally provided on removal rod (2) several
The rod aperture (23) being radially arranged along removal rod (2), several rod aperture (23) are circumferentially angularly evenly distributed with along removal rod (2), the bar
Hole (23) inner end is located on indent (22) cell wall, further includes the compression bar being threaded through respectively in indent (22) and several rod aperture (23)
(4) and several locking bars (5), the compression bar (4) bar wall are equipped with several bar slots (41), and bar slot (41) cell wall is equipped with limiting slot
(42), limiting slot (42) length direction and the angled setting of compression bar (4) axis, described several locking bars (5) inner end is located at
In several bar slots (41), and locking bar (5) inner end is fixed with the limited block (51) being slidably disposed on limiting slot (42), further includes being located at
In indent (22), and the compressed spring (24) that both ends offset with indent (22) slot bottom and compression bar (4) inner end respectively, the compression
Spring (24) pushes compression bar (4), and limited block (51) is made to be located at limiting slot (42) front end, and locking bar (5) outer end is made to stretch out rod aperture
(23), it and is against on inner ring (11) other side, and locking bar (5) and baffle ring (21) are clamped in inner ring (11) both sides respectively, and can squeeze
Moulded rod (4) outer end makes limited block (51) be moved to limiting slot (42) rear end, and locking bar (5) outer end is made to enter in rod aperture (23).
3. a kind of extracting tool for sealing bearing according to claim 1, it is characterised in that：The removal rod
(2) fixing sleeve is detachably bolted on bar wall, and fixing sleeve and baffle ring (21) are clamped in inner ring (11) both sides respectively.
4. a kind of extracting tool for sealing bearing according to claim 2 or 3, it is characterised in that：The dismounting
The annular slip ring that set (3) inner wall and removal rod (2) bar wall are respectively equipped with shell-like sliding slot (37) and are slidably disposed in sliding slot (37)
(26), further include being located in sliding slot (37), and the resetting spring that both ends offset with sliding slot (37) front end and slip ring (26) respectively
(38), the resetting spring (38) pushes slip ring (26) to be against sliding slot (37) rear end, and the baffle (31) is made to be against gear
On ring (21).
5. a kind of extracting tool for sealing bearing according to claim 4, it is characterised in that：The preceding pulling plate
(36) and rear pulling plate (25) spacing is more than described sliding slot (37) axial length.
6. a kind of extracting tool for sealing bearing according to claim 5, it is characterised in that：The screw rod (33)
It is upper to be spirally connected respectively there are two nut (35), and two nuts (35) clamp baffle (31) both sides respectively.
7. a kind of application method of the extracting tool for sealing bearing described in claim 6, it is characterised in that：Including following
Step：
Step 1, squeeze compression bar (4) outer end, so that limited block (51) is moved to limiting slot (42) rear end, and make locking bar (5) outer end into
Enter in rod aperture (23), the inner ring (11) of bearing (1) is inserted in removal rod (2) front end, compressed spring (24) pushes compression bar (4), makes
Limited block (51) is located at limiting slot (42) front end, and locking bar (5) outer end is made to stretch out rod aperture (23), makes locking bar (5) and baffle ring (21)
It is clamped in inner ring (11) both sides respectively, or fixing sleeve is screwed onto on removal rod (2) bar wall, makes fixing sleeve and baffle ring (21) point
It is not clamped in inner ring (11) both sides；
Step 2 holds the head (34) for the screw rod (33) for penetrating perforation (32) and rotates several screw rods (33) successively, makes several
Screw rod (33) front end is screwed onto respectively in several internal thread grooves (15), and rotary nut (35), and two nuts (35) is made to press from both sides respectively
Tight baffle (31) both sides；
Pulling plate (36) before step 3 resists rear pulling plate (25), and pulling plate (25) squeezes backwards, makes baffle ring (21) and baffle (31) point
From, and several screw rods (33) is made to pull several pull rods (14) respectively, and pull sealing ring (13), make sealing ring (13) with it is described
Inner ring (11) and outer ring (12) separation, later can be towards addition lubricant inside bearing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733418.1A CN108533621A (en) | 2018-07-06 | 2018-07-06 | A kind of extracting tool and its application method for sealing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810733418.1A CN108533621A (en) | 2018-07-06 | 2018-07-06 | A kind of extracting tool and its application method for sealing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108533621A true CN108533621A (en) | 2018-09-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940549A (en) * | 2019-04-23 | 2019-06-28 | 宁波江东唐会工业产品设计有限公司 | A kind of rotor bearing automatic assembling device |
| CN110594511A (en) * | 2019-09-29 | 2019-12-20 | 温州林信科技有限公司 | Pipeline connecting device and using method thereof |
| CN113146546A (en) * | 2021-04-28 | 2021-07-23 | 田素君 | New energy automobile hub bearing dismounting device and dismounting method |
-
2018
- 2018-07-06 CN CN201810733418.1A patent/CN108533621A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940549A (en) * | 2019-04-23 | 2019-06-28 | 宁波江东唐会工业产品设计有限公司 | A kind of rotor bearing automatic assembling device |
| CN110594511A (en) * | 2019-09-29 | 2019-12-20 | 温州林信科技有限公司 | Pipeline connecting device and using method thereof |
| CN113146546A (en) * | 2021-04-28 | 2021-07-23 | 田素君 | New energy automobile hub bearing dismounting device and dismounting method |
| CN113146546B (en) * | 2021-04-28 | 2022-12-13 | 东莞市华源晟五金制品有限公司 | New energy automobile hub bearing dismounting device and dismounting method |
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Application publication date: 20180914 |