CN208788489U - A kind of dedicated drawing code of universal bearing outside collar - Google Patents
A kind of dedicated drawing code of universal bearing outside collar Download PDFInfo
- Publication number
- CN208788489U CN208788489U CN201821524214.9U CN201821524214U CN208788489U CN 208788489 U CN208788489 U CN 208788489U CN 201821524214 U CN201821524214 U CN 201821524214U CN 208788489 U CN208788489 U CN 208788489U
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- CN
- China
- Prior art keywords
- mandrel
- bearing
- block
- outside collar
- bearing outside
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Abstract
The utility model discloses a kind of universal dedicated drawing codes of bearing outside collar, threaded mandrel is set including outside, it is socketed on mandrel exterior and is located at the core sleeve of mandrel bottom end, the block that rises being mounted on outside core sleeve, the rotating nuts for being socketed in the support sleeve of mandrel exterior and being socketed on mandrel exterior and being located above support sleeve, the mandrel bottom end is outward extended with the flange perpendicular to mandrel axial direction, it is described rise block lower end surface and the convex edge upper surface it is inconsistent, the block that rises is equipped with the raised step of corresponding shaft bearing outer collar annular groove far from the outer wall of mandrel side, the support sleeve extends downwardly the support leg inconsistent with bearing block, the cavity for accommodating bearing outside collar is formed between the support leg and the mandrel.By rotating rotating nuts, increase mandrel lower end flange, the bearing outside collar that the raised step for the block that risen is blocked is extracted.The utility model structure is simple, installation and easy to use, and ability to dismantle is strong and effect stability.
Description
Technical field
The utility model relates to a kind of drawing codes, and in particular to a kind of universal dedicated drawing code of bearing outside collar.
Background technique
It is well known that bearing outside collar and bearing chamber interior walls are interference fit when bearing is mounted in bearing block, and
Bearing is usually supported by brass or other high hardness alloys, it is difficult to smoothly disassembly.Code disassembly is drawn frequently with dedicated disassembly at present
Bearing outside collar, still, common claw type draw code not firm enough when using, and pulling claw is easy to fall off, and therefore, it is difficult to effectively dismantle
The excessively firm bearing outside collar of installation.
A kind of close for assembly, which is disclosed, application No. is 201310264657.4 application for a patent for invention dismantles injection molding arbor
The mechanism held is installed on the long bolt in bearing including activity, and the screw cap end portion of the long bolt is located at side and the energy of bearing
It is enough to be mutually clamped with the bearing, it is threaded with nut on the shaft of the long bolt, is arranged between the nut and injection molding bed piece
There is supporting mechanism, the supporting mechanism can be abutted against with injection molding bed piece and nut respectively, which passes through rotation spiral shell
Mother can slowly pull bearing or bearing outside collar, still, in the case which is only applicable to bearing chamber as communicating structure,
When bearing chamber is closed at one end, which is difficult to play a role.
Utility model content
The purpose of this utility model is to provide a kind of universal dedicated drawing code of bearing outside collar, has relatively to toll breakdown and unload energy
Power dismantles effect stability, and can dismantle the indoor bearing outside collar of bearing closed at one end.
To achieve the goals above, the technical solution of the utility model are as follows: a kind of universal dedicated drawing code of bearing outside collar,
Including the external core sleeve for setting threaded mandrel, being socketed on mandrel exterior and being located at mandrel bottom end, it is mounted on outside core sleeve
The block that rises, be socketed in the support sleeve of mandrel exterior and be socketed on mandrel exterior and be located at support sleeve above rotating nuts, it is described
Mandrel bottom end is outward extended with the flange perpendicular to mandrel axial direction, it is described rise block lower end surface and the flange upper surface it is inconsistent,
The block that rises is equipped with the raised step of corresponding shaft bearing outer collar annular groove far from the outer wall of mandrel side, and the support sleeve is to downward
Stretching has the support leg inconsistent with bearing block, and the sky for accommodating bearing outside collar is formed between the support leg and the mandrel
Chamber.
Preferably, the cavity is greater than the straight of bearing outside collar along perpendicular to the width on the mandrel axial direction
Diameter pulls out convenient for bearing outside collar.
Preferably, thickness of the raised step in mandrel axial direction is less than or equal to the annular groove in this direction
Width, also, when the mandrel is fully inserted into bearing chamber, i.e., the described mandrel bottom end and bearing chamber bottom are inconsistent, it is described
The height of the upper surface of raised step is equal to or less than the height of bearing outside collar annular groove upper end cell wall, is convenient for the raised step
Installation is into the annular groove.
Preferably, the block that rises at least provided with two pieces, is symmetrical with the axial setting of the mandrel.
The application method of the utility model are as follows: first mandrel is inserted into bearing chamber, then the block that rises is put into, makes to rise on block outer wall
Raised step be caught in the annular groove inside bearing outside collar, mandrel is then inserted in core sleeve, and insert it into rise block with
In gap between mandrel, the block that makes to rise is evenly distributed on the circumference of bearing outside collar, and support sleeve is socketed on mandrel, is made
Its support leg is overlapped on bearing block, is then selected into rotating nuts, using rotating nuts described in spanner turn, mandrel bottom end it is convex
The dynamic block rising of rising of marginal zone, bearing outside collar is pulled out from bearing chamber.
Preferably, core sleeve's internal diameter is equal to the axle diameter, core sleeve's outer diameter is equal to the block that rises
The outer diameter of internal diameter, the block that rises is equal to the bearing outside collar internal diameter, makes perfect fitting between each components, increases stability.
Preferably, axial direction of the raised step upper surface of the block that rises perpendicular to the mandrel, increases raised step pair
The stability of bearing outside collar support force avoids the raised step from being detached from from the annular groove.
Preferably, being provided with the groove around mandrel at the top of the support sleeve, thrust bearing is installed in the groove,
The thrust bearing and the rotating nuts lower end surface are inconsistent, correspondingly, the rotating nuts lower end surface and the support sleeve
There are gap, the effect of the thrust bearing is, reduces friction resistance of the rotating nuts when rotated between the support sleeve
Power, make rotating nuts using more laborsaving.
Preferably, the internal diameter of the thrust bearing is greater than the diameter of the mandrel, prevent between thrust bearing and mandrel
Generate resistance, influence using.
Preferably, the raised step of the block that rises is provided with slope far from the side wall lower ends of mandrel side, convenient for described
Raised step is installed into the annular groove.
Preferably, the block that rises is provided with slope close to the side wall top of mandrel side, it is inserted into convenient for the core sleeve
In the gap risen between block and the mandrel.
The beneficial effects of the utility model have: structure is simple, installs and easy to use, ability to dismantle is strong and effect is steady
It is fixed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1.
Fig. 2 is that the utility model embodiment 1 rises the partial enlarged view of block.
Fig. 3 is the sectional view of the utility model embodiment 1.
Fig. 4 is the structural schematic diagram of the utility model embodiment 2.
Fig. 5 is that the utility model embodiment 3 rises the partial enlarged view of block.
Items are respectively as follows: 1 mandrel in figure, 2 rotating nuts, 3 thrust bearings, 4 support sleeves, 5 core sleeves, and 6 rise block, 7 flanges,
8 raised steps, 9 support legs, 10 annular grooves, 11 grooves, 12 slopes, A bearing outside collar, B axle hold seat, C bearing chamber.
Specific embodiment
The utility model is described in detail below with reference to embodiment and attached drawing, it should be noted that practical new at this
In the description of type technical solution and the following example, orientation and the position such as the upper and lower, upper surface, lower end surface, bottom end, top
Relationship is for attached drawing 1, it is only for keeps description more intuitive, is not to technical solutions of the utility model
It limits.
Embodiment 1
As shown in Figure 1, a kind of dedicated drawing code of universal bearing outside collar A, including outside set threaded mandrel 1, socket
Outside mandrel 1 and it is located at the core sleeve 5 of 1 bottom end of mandrel, the block 6 that rises being mounted on outside core sleeve 5, is socketed in outside mandrel 1
Support sleeve 4 and be socketed on the outside of mandrel 1 and be located at the rotating nuts 2 of 4 top of support sleeve, 1 bottom end of mandrel extends outwardly
Have a flange 7 axial perpendicular to mandrel 1, it is described rise 6 lower end surface of block and 7 upper surface of flange it is inconsistent, the block 6 that rises is separate
The outer wall of 1 side of mandrel be equipped with corresponding shaft bearing outer collar A annular groove 10 raised step 8, the support sleeve 4 extended downwardly with
Bearing block B inconsistent support leg 9 forms the sky for accommodating bearing outside collar A between the support leg 9 and the mandrel 1
Chamber.
Wherein, the cavity is straight greater than the bearing outside collar A along the width perpendicular to 1 axial direction of mandrel
Diameter pulls out convenient for bearing outside collar A.
Meanwhile as shown in figure 3, thickness of the raised step 8 in 1 axial direction of mandrel is less than the annular groove 10 in the direction
On width, also, be fully inserted into bearing chamber C when the mandrel 1, i.e., described 1 bottom end of mandrel and the bottom bearing chamber C are inconsistent
When, the height of the upper surface of the raised step 8 is less than the height of 10 upper end cell wall of bearing outside collar A annular groove, convenient for described convex
The installation of step 8 is played into the annular groove 10.
Wherein, the block 6 that rises preferably three pieces in the present embodiment, is symmetrical with the mandrel 1 at least provided with two pieces
Axial setting.
The application method of the utility model are as follows: first mandrel 1 is inserted into bearing chamber C, then the block 6 that rises is put into, makes to rise outside block 6
Raised step 8 on wall is caught in the annular groove 10 inside bearing outside collar A, mandrel 1 is then inserted in core sleeve 5, and inserted
Enter into the gap risen between block 6 and mandrel 1, the block 6 that makes to rise is evenly distributed on the circumference of bearing outside collar A, support sleeve 4
It is socketed on mandrel 1, is overlapped on its support leg 9 on bearing block B, is then selected into rotating nuts 2, revolved using described in spanner turn
Turn nut 2, the flange 7 of 1 bottom end of mandrel drive the rising of block 6 of rising, bearing outside collar A are pulled out from bearing chamber C.
As shown in Fig. 2, axial direction of 8 upper surface of raised step of the block 6 that rises perpendicular to the mandrel 1, increases raised platform
Rank 8 avoids the raised step 8 from being detached from from the annular groove 10 stability of bearing outside collar A support force.
As shown in figure 3,5 internal diameter of core sleeve is equal to 1 diameter of mandrel, 5 outer diameter of core sleeve is equal to described rise
The outer diameter of the internal diameter of block 6, the block 6 that rises is equal to the bearing outside collar A internal diameter, makes perfect fitting between each components, increases
Stability.
Embodiment 2
The present embodiment is based on embodiment 1, and difference is:
As shown in figure 4, being provided with the groove 11 around mandrel 1 at the top of the support sleeve 4, it is equipped with and pushes away in the groove 11
Power bearing 2, the thrust bearing 2 and 2 lower end surface of rotating nuts are inconsistent, corresponding 2 lower end surface of rotating nuts with
There are gap, the effects of the thrust bearing 2 to be for the support sleeve 4, reduce rotating nuts 2 when rotated with the support sleeve
Frictional resistance between 4, make rotating nuts 2 using more laborsaving.
Wherein, the internal diameter of the thrust bearing 2 is greater than the diameter of the mandrel 1, prevents between thrust bearing 2 and mandrel 1
Generate resistance, influence using.
Embodiment 3
The technical solution of the present embodiment is essentially identical with embodiment 1 or 2, and difference is:
As shown in figure 5, the raised step 8 of the block 6 that rises is provided with slope 12, just far from the side wall lower ends of 1 side of mandrel
In the raised step 8 installation into the annular groove 10.The block 6 that rises is provided with slope close to the side wall top of 1 side of mandrel
12, it is inserted into the gap risen between block 6 and the mandrel 1 convenient for the core sleeve 5.
Claims (9)
1. a kind of dedicated drawing code of universal bearing outside collar, it is characterised in that: set threaded mandrel (1), socket including outside
In the external core sleeve (5) of mandrel (1), at least two pieces of blocks that rise (6) for being mounted on core sleeve (5) outside, it is socketed in mandrel (1) outside
The support sleeve (4) in portion and the rotating nuts (2) for being socketed on mandrel (1) outside and being located above support sleeve (4), the mandrel (1)
Bottom end is outward extended with the flange (7) perpendicular to mandrel (1) axial direction, the block that rises (6) lower end surface and the flange (7) upper surface
Inconsistent, the block that rises (6) is equipped with the protrusion of corresponding shaft bearing outer collar (A) annular groove (10) far from the outer wall of mandrel (1) side
Step (8), the support sleeve (4) extend downwardly and bearing block (B) inconsistent support leg (9), the support leg (9) and institute
State the cavity formed between mandrel (1) for accommodating bearing outside collar (A).
2. a kind of universal dedicated drawing code of bearing outside collar according to claim 1, it is characterised in that: the cavity is along vertical
Directly it is greater than the diameter of the bearing outside collar (A) in the width on the mandrel (1) axial direction.
3. a kind of universal dedicated drawing code of bearing outside collar according to claim 1, it is characterised in that: the raised step
(8) thickness in mandrel (1) axial direction is less than or equal to the width of the annular groove (10) in this direction, also, works as the core
Axis (1) is fully inserted into bearing chamber (C), when mandrel (1) bottom end and the bottom bearing chamber (C) are inconsistent, the raised step
(8) height of upper surface is equal to or less than the height of bearing outside collar (A) annular groove (10) upper end cell wall.
4. a kind of universal dedicated drawing code of bearing outside collar according to claim 3, it is characterised in that: the block that rises (6)
Raised step (8) upper surface perpendicular to the mandrel (1) axial direction.
5. a kind of universal dedicated drawing code of bearing outside collar according to claim 1, it is characterised in that: the core sleeve
(5) internal diameter is equal to the mandrel (1) diameter, and core sleeve's (5) outer diameter is equal to the internal diameter of block (6) of rising, the block that rises (6)
Outer diameter be equal to the bearing outside collar (A) internal diameter.
6. a kind of universal dedicated drawing code of bearing outside collar according to claim 1, it is characterised in that: the support sleeve
(4) top is provided with the groove (11) around mandrel (1), is equipped with thrust bearing (3), the thrust axis in the groove (11)
Hold (3) and the rotating nuts (2) lower end surface be inconsistent, and the rotating nuts (2) lower end surface and the support sleeve (4) there are
Gap.
7. a kind of universal dedicated drawing code of bearing outside collar according to claim 6, it is characterised in that: the thrust bearing
(3) internal diameter is greater than the diameter of the mandrel (1).
8. a kind of universal dedicated drawing code of bearing outside collar according to claim 1, it is characterised in that: the block that rises (6)
Raised step (8) far from mandrel (1) side side wall lower ends, be provided with slope (12).
9. a kind of universal dedicated drawing code of bearing outside collar according to claim 1 or 8, it is characterised in that: the block that rises
(6) close to the side wall top of mandrel (1) side, slope (12) are provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821524214.9U CN208788489U (en) | 2018-09-18 | 2018-09-18 | A kind of dedicated drawing code of universal bearing outside collar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821524214.9U CN208788489U (en) | 2018-09-18 | 2018-09-18 | A kind of dedicated drawing code of universal bearing outside collar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208788489U true CN208788489U (en) | 2019-04-26 |
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ID=66210022
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821524214.9U Active CN208788489U (en) | 2018-09-18 | 2018-09-18 | A kind of dedicated drawing code of universal bearing outside collar |
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| CN (1) | CN208788489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908212A (en) * | 2018-09-18 | 2018-11-30 | 浙江高领新能源科技有限公司 | A kind of dedicated drawing code of universal bearing outside collar |
-
2018
- 2018-09-18 CN CN201821524214.9U patent/CN208788489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908212A (en) * | 2018-09-18 | 2018-11-30 | 浙江高领新能源科技有限公司 | A kind of dedicated drawing code of universal bearing outside collar |
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