CN209717579U - A kind of bearing inner sleeve is dedicated to pull out covering device - Google Patents
A kind of bearing inner sleeve is dedicated to pull out covering device Download PDFInfo
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- CN209717579U CN209717579U CN201920536707.2U CN201920536707U CN209717579U CN 209717579 U CN209717579 U CN 209717579U CN 201920536707 U CN201920536707 U CN 201920536707U CN 209717579 U CN209717579 U CN 209717579U
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- shaft sleeve
- positioning shaft
- bearing inner
- dedicated
- inner sleeve
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Abstract
Covering device is pulled out the utility model discloses a kind of bearing inner sleeve is dedicated, solves the problems, such as that the clamping of bearing inner sleeve provision for disengagement in the prior art is unstable, pull out set low efficiency.The utility model includes positioning shaft sleeve, several axis are radially provided on the excircle of positioning shaft sleeve, and axis is in the same plane, and the side of positioning shaft sleeve is equipped with top bracing mechanism, the other side is equipped with end snap-gauge.The top bracing mechanism includes bracket, and bracket is fixedly connected with positioning shaft sleeve, and bracket is equipped with threaded block, is threaded on threaded block and shores screw rod, and the one end for shoring screw rod is equipped with driving handle, the other end is equipped with spill spin block.The utility model structure is simple, and grasp is firm, can internally cover and efficiently be dismantled, and not damage axis, is the powerful in production.
Description
Technical field
The utility model relates to bearing removal equipment technical field, particularly relate to that a kind of bearing inner sleeve is dedicated to pull out covering device.
Background technique
In machinery production field, bearing is often used, when bearing is damaged, needs to be removed, be torn open in bearing
During unloading, because bearing inner sleeve and axis are interference fitted, so that bearing inner sleeve difficulty under normal circumstances can with removing from axis
Use force dismounting or cutting, but such way can to axis generate damage and it is time-consuming and laborious.The prior art has conventional two
Pawl or three-jaw draw code device, and by the way that code foot will be drawn to enter, bearing inner sleeve Your Excellency are graceful to pull out bearing inner sleeve chimney, the grip of such device
It is not firm enough, when bearing inner ring and axis too closely when, draw code foot to be easy to fall off, it is inefficient to pull out set.
Utility model content
For the deficiency in above-mentioned background technique, covering device is pulled out the utility model proposes a kind of bearing inner sleeve is dedicated, is solved
Bearing inner sleeve provision for disengagement clamping is unstable in the prior art, pulls out the problem of set low efficiency.
The technical solution of the utility model is achieved in that a kind of bearing inner sleeve is dedicated and pulls out covering device, including locating shaft
It covers, is radially provided with several axis on the excircle of positioning shaft sleeve, axis is in the same plane, and the side of positioning shaft sleeve is equipped with
Top bracing mechanism, the other side are equipped with end snap-gauge.
The top bracing mechanism includes bracket, and bracket is fixedly connected with positioning shaft sleeve, and bracket is equipped with threaded block, on threaded block
It is threaded with and shores screw rod, the one end for shoring screw rod is equipped with driving handle, the other end is equipped with spill spin block.
The spill spin block includes integrally formed short sleeve and positioning disk, and short sleeve is connected by bearing with screw rod is shored
It connects, the bottom of positioning disk is equipped with buffering ring.
Several threaded holes are circumferentially angularly equipped on the excircle of the positioning shaft sleeve, axis is and corresponding threaded holes
The bolt of conjunction, the bottom end of bolt are tip or cambered surface head.
Axially through there is thread on the positioning shaft sleeve, thread is connected on positioning shaft sleeve by nut,
The lower end of thread is fixed with end snap-gauge.
The lower end surface of the positioning shaft sleeve is equipped with locating slot, and the lower end of thread is fixed with positioning seat, positioning seat with
Locating slot matches, and positioning seat is equipped with card slot, is arranged with end snap-gauge in card slot.
When the utility model is used, buffering ring is attached on the end face of axis, shore screw rod rotation during, positioning disk with
Axis keeps opposing stationary, prevents from shoring screw rod and generates damage to axis in the course of rotation, plays the role of protecting axis.
Under the action of shoring screw rod, positioning shaft sleeve drives inner sleeve to be displaced outwardly, and set movement is pulled out in realization, by radially, axially and circumferential
Uniformly apply clamping force, the grip of inner sleeve is greatly improved, realizes and efficiently pull out set.The utility model structure is simple, and grasp is steady
It is efficiently dismantled Gu can internally cover, and does not damage axis, be the powerful in production.
Detailed description of the invention
It, below will be to attached drawing needed in embodiment description in order to illustrate more clearly of the utility model embodiment
It is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the utility model entirety half section structure diagram.
Fig. 2 is partial enlarged view at A in Fig. 1.
Fig. 3 is the utility model schematic side view.
Fig. 4 is positioning seat and end snap-gauge connection schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs. 1-2, embodiment 1, a kind of bearing inner sleeve is dedicated to pull out covering device, including positioning shaft sleeve 1, positioning shaft sleeve
Diameter is greater than the diameter of the inner sleeve to be pulled out, several axis 2 are radially provided on the excircle of positioning shaft sleeve 1, and axis 2 is located at same
In plane, the length that axis puts in positioning shaft sleeve is adjustable, for the inner sleeve to be pulled out in circumferential and radial clamping, positioning shaft sleeve 1
Side is equipped with top bracing mechanism 3, the other side is equipped with end snap-gauge 4.End snap-gauge carries out clamping to the end of inner sleeve as needed, mentions
For axial clamping force, one end that top bracing mechanism is used for acts on axis, provides the axial force for pulling out covering device, realizes inner sleeve
It is pulled up from axis.
Further, the top bracing mechanism 3 includes bracket 3-1, and it is top bracing mechanism that bracket 3-1 is fixedly connected with positioning shaft sleeve 1
Base support, be fixed with threaded block 3-2 on bracket 3-1, be threaded on threaded block 3-2 and shore screw rod 3-3, i.e. spiral shell
The center of line seat is provided with threaded hole, shores screw rod and is arranged in threaded hole, shores the central axis and locating shaft of screw rod
The central axis of set is overlapped, and is easy to implement quick positioning, the active force for shoring screw rod is made just to act on the center of axis,
Make inner sleeve uniform stressed.The one end for shoring screw rod 3-3 is equipped with driving handle 3-4, the other end is equipped with spill spin block 3-5, and spill spin block can
Around screw rod rotation is shored, in use, positioning shaft sleeve is set on the outer wall of inner sleeve, axis then is being adjusted, is making axis clamping
Inner sleeve (when being inside cased with annular groove, axis is stuck in annular groove), then end snap-gauge is stuck in the end of inner sleeve, then passes through rotation
Driving handle, spill spin block are attached on axis, and under the action of shoring screw rod, positioning shaft sleeve drives inner sleeve to be displaced outwardly, and realization is pulled out
Set movement greatly improves the grip of inner sleeve, realizes and efficiently pull out set by radially, axially uniformly applying clamping force with circumferential.Institute
Stating spill spin block 3-5 includes integrally formed short sleeve 501 and positioning disk 502, and short sleeve 501 is by bearing 3-6 and shores screw rod
3-3 is connected, and the bottom of positioning disk 502 is equipped with buffering ring 503, and rubber ring can be used in buffering ring, and rubber ring is concentric with positioning disk
Setting, in use, buffering ring is attached on the end face of axis, during shoring screw rod rotation, positioning disk and axis keep opposite
It is static, it prevents from shoring screw rod and damage is generated to axis in the course of rotation, play the role of protecting axis.
As shown in Figure 3-4, embodiment 2, a kind of bearing inner sleeve is dedicated to pull out covering device, on the excircle of the positioning shaft sleeve 1
Several threaded holes are circumferentially angularly equipped with, generally may be configured as 3 ~ 6, axis 2 is the bolt closed with corresponding threaded holes, spiral shell
The bottom end of bolt is tip or cambered surface head, wherein one or two is set as tip for the end of bolt, useless in having in annular groove
Set hold out against, in addition be set as cambered surface head, for clamping between outer wall of inside race.
Further, on the positioning shaft sleeve 1 axially through there is a thread 5, thread 5 settable 3 ~ 5, quantity
It is set as needed, thread is equiangularly arranged on positioning shaft sleeve, i.e., positioning shaft sleeve is equipped with axially extending bore, thread
It is arranged in axially extending bore, thread 5 is connected on positioning shaft sleeve 1 by nut, and the lower end of thread 5 is fixed with end
Snap-gauge 4 stretches out the distance of positioning shaft sleeve by changing thread, realizes the adjusting of end snap-gauge axial distance.The positioning
The lower end surface of axle sleeve 1 is equipped with locating slot 6, and the lower end of thread 5 is fixed with positioning seat 7, and positioning seat 7 and locating slot 6 match
It closes, positioning seat 7 can fold in locating slot, and the inner sleeve gap small for gap uses, and end snap-gauge is facilitated to block inner sleeve end.
Positioning seat 7 is equipped with card slot 8, and end snap-gauge 4 is arranged in card slot 8, i.e. positioning seat 7 is equipped with dovetail card slot, and end snap-gauge 4 blocks
It is located in dovetail card slot, end snap-gauge 4 is tightly connected with dovetail card slot, and end snap-gauge 4 can be mobile in dovetail card slot, realizes end
Fixture block is in the adjusting for extending radially out distance, it is ensured that end snap-gauge blocks inner sleeve end, provides stable axial force.
Other structures are same as Example 1.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of bearing inner sleeve is dedicated to pull out covering device, it is characterised in that: including positioning shaft sleeve (1), the excircle of positioning shaft sleeve (1)
On be radially provided with several axis (2), axis (2) is in the same plane, and the side of positioning shaft sleeve (1) is equipped with top bracing mechanism
(3), the other side is equipped with end snap-gauge (4).
2. bearing inner sleeve according to claim 1 is dedicated to pull out covering device, it is characterised in that: the top bracing mechanism (3) includes
Bracket (3-1), bracket (3-1) are fixedly connected with positioning shaft sleeve (1), and bracket (3-1) is equipped with threaded block (3-2), threaded block (3-
2) it is threaded on and shores screw rod (3-3), the one end for shoring screw rod (3-3) is equipped with driving handle (3-4), the other end is equipped with rotation
Switch block (3-5).
3. bearing inner sleeve according to claim 2 is dedicated to pull out covering device, it is characterised in that: the spill spin block (3-5) includes
Integrally formed short sleeve (501) and positioning disk (502), short sleeve (501) pass through bearing (3-6) and shore screw rod (3-3) phase
The bottom of connection, positioning disk (502) is equipped with buffering ring (503).
4. described in any item bearing inner sleeves are dedicated according to claim 1 ~ 3 pulls out covering device, it is characterised in that: the positioning shaft sleeve
(1) several threaded holes are circumferentially angularly equipped on excircle, axis (2) is the bolt closed with corresponding threaded holes, bolt
Bottom end be tip or cambered surface head.
5. bearing inner sleeve according to claim 4 is dedicated to pull out covering device, it is characterised in that: edge on the positioning shaft sleeve (1)
It has axially penetrated through thread (5), thread (5) is connected on positioning shaft sleeve (1) by nut, under thread (5)
End is fixed with end snap-gauge (4).
6. bearing inner sleeve according to claim 5 is dedicated to pull out covering device, it is characterised in that: under the positioning shaft sleeve (1)
End face is equipped with locating slot (6), and the lower end of thread (5) is fixed with positioning seat (7), and positioning seat (7) and locating slot (6) match
It closes, positioning seat (7) is equipped with card slot (8), is arranged with end snap-gauge (4) in card slot (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920536707.2U CN209717579U (en) | 2019-04-19 | 2019-04-19 | A kind of bearing inner sleeve is dedicated to pull out covering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920536707.2U CN209717579U (en) | 2019-04-19 | 2019-04-19 | A kind of bearing inner sleeve is dedicated to pull out covering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209717579U true CN209717579U (en) | 2019-12-03 |
Family
ID=68672832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920536707.2U Active CN209717579U (en) | 2019-04-19 | 2019-04-19 | A kind of bearing inner sleeve is dedicated to pull out covering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209717579U (en) |
-
2019
- 2019-04-19 CN CN201920536707.2U patent/CN209717579U/en active Active
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