CN109737145A - Miniature double-row bearing tool for assembling and assembly method - Google Patents
Miniature double-row bearing tool for assembling and assembly method Download PDFInfo
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- CN109737145A CN109737145A CN201811584143.6A CN201811584143A CN109737145A CN 109737145 A CN109737145 A CN 109737145A CN 201811584143 A CN201811584143 A CN 201811584143A CN 109737145 A CN109737145 A CN 109737145A
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- positioning column
- bearing
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Abstract
The invention discloses miniature double-row bearing tool for assembling and assembly method, which includes outer positioning column and is set in the positioning column that can be moved inside outer positioning column and relative to outer positioning column；Outer positioning column and positioning column top, which are respectively provided with, places positioning groove and positioning step that the bottom surface of bearing outer ring and bearing inner race is flush；Outer positioning column side is equipped with the passage component of the positioning bolt for determining positioning column coaxial position and translation positioning column, and opposite side, which is equipped with, pushes positioning column to entopic mandril；The first supporting block of arc is fixed on upper cylinder；Outer positioning column and positioning column relative position are equipped with fan groove, and the drive shaft of the second supporting block rotation is equipped with centered on the pin shaft in the middle part of positioning column and driven in fan groove, and the first supporting block is flushed with the supporting surface of the second supporting block.The quick assembling of miniature double-row bearing can be realized using assembly tooling, be obviously shortened the entire assembly period of miniature double-row bearing, production efficiency significantly improves.
Description
Technical field
The present invention relates to bearing mounting technology fields, more particularly, to miniature double-row bearing tool for assembling and assembly side
Method.
Background technique
Support stiffness, running accuracy of the miniature double-row bearing since bearing can be improved reduce the advantages that vibrating, therefore extensively
Applied in some mechanism platforms in the fields such as aviation, navigation, space flight.Miniature double-row bearing structure such as Fig. 1 institute in the present invention
Showing, retainer is the plug-in type non-metallic cage with fore shaft, since the overall dimensions of the miniature double-row bearing are smaller, steel ball
Size also very little, therefore assemble highly difficult.
The assembly method of traditional miniature double-row bearing is first to be horizontally arranged outer ring, a hand rest outer ring, the other hand
All steel balls are put into outer ring raceway using tweezers, then inner ring are put into outer ring using tweezers, and steel ball is set simultaneously
In in bear inner ring grooved railway, inside and outside circle is clamped with tweezers at this time, prevents inner ring, the outer ring sequence of sanqu songs within a particular musical mode, and entire bearing is revolved from horizontal direction
Vertical direction is gone to, another hand dials steel ball using the very thin rod-shaped objects of diameter, and if making dry granular steel ball therein far from it
Its steel ball, at this time the inner ring of bearing, outer ring will not the sequence of sanqu songs within a particular musical mode, then equal part steel ball is inserted into retainer, a column bearing can be completed
Assembly.It is another to arrange the assembly for can be completed according to above method a whole set of bearing.There are following defects for this method: 1,
Since the assembling process of bearing is progress manually, in addition the overall dimensions very little of bearing, therefore assembling process is very slow, production efficiency
It is low；2, it since the double-row bearing needs to match, during which needs to assist by technical indicators such as moment of friction and axial deflections
Judgement pairing effect, centre need repetitious dismounting double-row bearing, take a substantial amount of time, therefore bearing enters assembly directly
To qualified bearing is assembled into, the production cycle is longer, and efficiency is very low.
It is highly inconvenient due to assembling miniature double-row bearing, cause extend the assembly period of miniature double-row bearing, production effect
Rate is low, therefore is highly desirable to carry out the assembly of miniature double-row bearing using auxiliary assembling apparatus, to improve the dress of double-row bearing
With efficiency.
Summary of the invention
In view of this, being filled the object of the present invention is to provide a kind of miniature double-row bearing assembly tooling and using the tooling
The method matched.
In order to solve the above-mentioned technical problem used technical solution is the present invention:
Miniature double-row bearing tool for assembling, including outer positioning column and be set in inside outer positioning column and can be relative to outer positioning column
Mobile positioning column；
The circular trough that two diameters being connected do not wait, the upper end of the lesser upper circular trough of diameter are equipped in the middle part of the outer positioning column
Face is equipped with the positioning groove for placing bearing outer ring；The positioning column include respectively with two circular troughs are matched is connected
Upper cylinder and lower cylinder, the top of upper cylinder is equipped with the positioning step for placing bearing inner race, the lower end surface of positioning step
It is flush with the bottom surface of positioning groove；The lower part of the outer positioning column is radially provided with positioning bolt, and positioning is arranged on outer positioning column
The side of bolt is additionally provided with the passage component for pushing positioning column to translate it；In outer positioning column lower part and positioning bolt institute
In side, the opposite other side is threaded with mandril；
Be fixedly connected on the side wall of side where closing on positioning bolt on upper cylinder matched with bearing inner race outer peripheral surface radian and
First supporting block of the arc that supporting surface is flushed with bearing inner race channel, the first supporting block end are equipped with for preventing steel ball from falling
First baffle；Outer positioning column and positioning column relative position are equipped with fan groove, and the central rotatable of positioning column is equipped with pin
Axis is connected with the drive shaft that can be rotated in fan groove with pin shaft, is fixedly connected with supporting surface and the first support with drive shaft
The end of the second supporting block for being used to place steel ball that block supporting surface flushes, the second supporting block is equipped with for preventing steel ball from falling
Second baffle.
Further, the passage component includes the support rod connecting with outer positioning column, and support rod extends to outer positioning column
One end between positioning column is connected with spring, and the spring one end is set on support rod, the other end and positioning column
Lower cylinder supports cooperation.
Further, the upper surface of the outer positioning column is inclined-plane, is along upper circular trough away from the farthest of the first supporting block
Position starts to be obliquely installed gradually downward to positioning bolt side.
Further, outer positioning column is equipped with the observation window for observing the free end position of positioning bolt.
The method for assembling miniature double-row bearing using above-mentioned assembly tooling, mainly comprises the steps that
(1), a column in standard two-row bearing position when checking positioning column and coaxial outer positioning column using standard rolling bearing: are defined
The quantity of steel ball is n, and the positioning for being placed on outer positioning column downward using the column that conventional method assembles in standard rolling bearing is recessed
On slot and the positioning step of positioning column, keep bearing inner race that can rotate freely, outer positioning column and positioning column are coaxial at this time,
Positioning column when making its free end in contact positioning column to determine that outer positioning column is coaxial with positioning column that adjusts two positioning bolts
Position；
(2), bearing inner race, steel ball and bearing outer ring are placed: taking out standard rolling bearing, the inner ring of bearing to be assembled is placed on default
On the positioning step of position column, mandril is screwed out, positioning column translates under the action of elapsing component to remotely located bolt side,
The space between outer positioning column and positioning column is set to place steel ball, using first baffle as starting point, successively in the first supporting block
Upper n-1 steel ball of placement；Using second baffle as starting point, last 1 steel ball is placed in the second supporting block, then bearing outer ring is put
It sets on the positioning groove of outer positioning column；
(3), adjust last 1 steel ball to the position of the bearing internal external circle not sequence of sanqu songs within a particular musical mode: adjustment mandril makes its push positioning column mobile
To the position of contact positioning bolt free end；Rotate driving axis drives the rotation of the second supporting block to make the steel being placed in the second supporting block
Ball is moved to away from the farthest position of the first supporting block to guarantee the Internal and external cycle not sequence of sanqu songs within a particular musical mode after bearing takes out；
(4), the assembly of a column steel ball: taking out bearing, and equal part steel ball is inserted into the retainer with fore shaft, that is, completes a column steel ball
Assembly；
(5), bearing integrally assembles: repeat the above steps (1) to step (4), and the assembly of another column steel ball can be completed, i.e., miniature
Double-row bearing assembly is completed.
The utility model has the advantages that
As described above, miniature double-row bearing tool for assembling of the invention and assembly method, have the advantages that
1: the assembly tooling, to position bearing inner race and bearing outer ring, passes through setting passage group by positioning column and outer positioning column
Part and mandril cooperate to move the position of positioning column, are fixedly connected with and bearing inner race radian consistent first in positioning column
Supporting block dissipates bearing not so that steel ball is moved to place bearing, by the second supporting block that setting can turn to highest distance position
The position of set, overall structure is simple, easy to operate.
2: the quick assembling of miniature double-row bearing can be realized using assembly tooling, since the fast of double-row bearing may be implemented
Quick-mounting is matched, therefore the entire assembly period of miniature double-row bearing is obviously shortened, and production efficiency significantly improves.
3: for the quick assembling for realizing miniature double-row bearing, present invention uses support rod and spring, spring compresses always
Positioning column makes positioning column be constantly in position when deviateing coaxial, it is ensured that the filling of steel ball.
4: in the upper end of outer positioning column using being arranged diagonally downward, guarantee that steel ball is exposed except outer positioning column when assembly,
Light is good, is easy observation.
Further specific detailed description is done to the present invention below with reference to embodiment the drawings and specific embodiments.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology to be briefly described, it should be apparent that, the accompanying drawings in the following description is only the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is miniature double-row bearing schematic diagram；
Fig. 2 is the cross-sectional view of assembly tooling in the present invention；
Fig. 3 is the cross-sectional view of A-A in Fig. 2；
Fig. 4 is the top view of assembly tooling in the present invention；
Fig. 5 is the cross-sectional view of B-B in Fig. 3；
Fig. 6 is the positional diagram of middle (center) bearing inner ring of the present invention, bearing outer ring and the first supporting block and the second supporting block；
Fig. 7 is schematic diagram when the last one steel ball moves to highest distance position.
Diagram label, the 1, first supporting block, 101, first baffle, 2, outer positioning column, 3, positioning bolt, 4, support rod, 5,
Spring, 6, positioning column, 7, mandril, 8, outer ring, 9, inner ring, 10, pin shaft, the 11, second supporting block, 111, second baffle, 12, drive
Moving axis.
Specific embodiment
The term of such as "upper", "lower", "left", "right", " centre " and " one " cited in this specification, is also only just
In being illustrated for narration, rather than to limit the scope of the invention, relativeness is altered or modified, without substantive change
Under more technology contents, when being also considered as the enforceable scope of the present invention.
The method that core of the invention is to provide miniature double-row bearing assembly tooling and is assembled using the tooling, the dress
Set the assembly that can fast implement steel ball and bearing inner race 9 and outer ring 8.
Fig. 2 and Fig. 3 are please referred to, Fig. 2 is the cross-sectional view of assembly tooling in the present invention；Fig. 3 is the cross-sectional view of A-A in Fig. 2；
The assembly tooling mainly includes outer positioning column 2 in structure and is set in outer 2 inside of positioning column and can be relative to outer positioning
The mobile positioning column 6 of column 2；The circular trough that two diameters being connected do not wait is equipped in the middle part of the outer positioning column 2, diameter is smaller
The upper surface of upper circular trough be equipped with positioning groove for placing bearing outer ring 8；The positioning column 6 include respectively with two
The matched upper cylinder being connected of circular trough and lower cylinder, the top of upper cylinder are equipped with the positioning table for placing bearing inner race 9
Rank, the lower end surface of positioning step and the bottom surface of positioning groove are flush；The lower part of the outer positioning column 2 is radially provided with positioning bolt
3, the side that positioning bolt 3 is arranged on outer positioning column 2 is additionally provided with passage component for pushing positioning column 6 to translate it；?
Outer 2 lower part of the positioning column other side opposite with 3 place side of positioning bolt is threaded with mandril 7.
For the quick assembling for realizing miniature double-row bearing, present invention uses positioning columns 6 and outer positioning column 2, to guarantee
When bearing is in rigging position, pick-and-place and the bearing inner race 9 of bearing outer ring 8 are not interfered, positioning groove on outer positioning column 2
Diameter is 0-0.03mm smaller than the internal diameter of bearing outer ring 8, and the diameter of the upper cylinder of positioning column 6 is bigger than the outer diameter of inner ring 9
0-0.03mm can guarantee when being put into outer ring 8, will not send out between outer ring 8 and inner ring 9 after quickly rotation mandril 7 is withdrawn in this way
Raw interference.
Specifically, the positioning bolt 3 of outer 2 lower part of positioning column setting is for determining that positioning column 6, outer positioning column 2 are coaxial
The normal position of positioning column 6 afterwards, otherwise will appear that inner ring 9 is not in place or the too position of inner ring 9, any one situation occurs,
It all can be relatively elaborate when rotating last steel ball.Positioning bolt 3 is threadedly coupled with outer positioning column 2, it is preferable that positioning bolt
3 quantity is 2.
Fig. 4 and Fig. 6 are please referred to, Fig. 4 is the top view of assembly tooling in the present invention；Fig. 6 is middle (center) bearing inner ring of the present invention, axis
The positional diagram of bearing outer-ring and the first supporting block and the second supporting block.
It closes on the side wall of 3 place side of positioning bolt and is fixedly connected with and 9 outer peripheral surface radian of bearing inner race on upper cylinder
First supporting block 1 of the arc that matching and supporting surface are flushed with 9 channel of bearing inner race, 1 end of the first supporting block are equipped with for preventing
The only first baffle 101 that steel ball is fallen；Referring to FIG. 5, outer positioning column 2 is equipped with 6 relative position of positioning column as shown in Figure 5
The central rotatable of fan groove, positioning column 6 is equipped with pin shaft 10, is connected with the driving that can be rotated in fan groove with pin shaft 10
Axis 12 is fixedly connected with second for being used to place steel ball that supporting surface is flushed with 1 supporting surface of the first supporting block with drive shaft 12
Bracer 11, the end of the second supporting block 11 are equipped with the second baffle 111 for preventing steel ball from falling.
Wherein, there is no stringent required precisions for pin shaft 10, are set in the pin hole at 6 center of positioning column, most for movement
The latter steel ball provides the centre of gyration, guarantees that its turning course is steady, light.
Wherein, mandril 7 and passage component mating reaction make positioning column 6 be moved to corresponding position to place or Mobile steel
Ball.When needing to assemble steel ball, mandril 7 is screwed out, so that spring 5 is compressed positioning column 6 always, is constantly in positioning column 6
The state of deviation, it is ensured that there are enough spaces to be placed on steel ball in the first supporting block 1 and the second supporting block 11.When needing to move
When moving the last one steel ball, screw mandril 7, make positioning column 6 contact the free end position of positioning bolt 3, i.e., positioning column 6 with outside
2 coaxial position of positioning column, then drive the second supporting block 11 to move to highest distance position by rotate driving axis 12, as shown in Figure 7.Its
In, it is only farthest when being located at without the second supporting block 11 must be moved to the position farthest away from the first supporting block 1 every time
When position, bearing internal external circle is not easy the sequence of sanqu songs within a particular musical mode.
Further, the passage component includes the support rod 4 connecting with outer positioning column 2, and support rod 4 extends to outer positioning
One end between column 2 and positioning column 6 is connected with spring 5, and described 5 one end of spring is set on support rod 4, the other end with it is default
The lower cylinder of position column 6 supports cooperation.
Preferably, in the upper end of outer positioning column 2 using being arranged diagonally downward, guarantee that steel ball is exposed in outer positioning column when assembly
Except, light is good, is easy observation.It has been proved by practice that being both easy observation, steel when the tilt angle of outer positioning column 2 is 25 °
Ball is not fallen off again, and effect is best.
Preferably, outer positioning column 2 is equipped with the observation window for observing the free end position of positioning bolt 3, in favor of operation
Personnel observe whether positioning bolt 3 contacts with positioning column 6 at any time.
Optionally, it to guarantee the phenomenon that steel ball is not fallen during assembly, can be dripped on all steel balls
A certain number of lubricating oil guarantee there is certain adsorption capacity between steel ball.
The method for assembling miniature double-row bearing using above-mentioned assembly tooling, mainly comprises the steps that
(1), a column in standard two-row bearing position when checking positioning column and coaxial outer positioning column using standard rolling bearing: are defined
The quantity of steel ball is n, and the positioning for being placed on outer positioning column 2 downward using the column that conventional method assembles in standard rolling bearing is recessed
On slot and the positioning step of positioning column 6, keep bearing inner race that can rotate freely, outer positioning column 2 and positioning column 6 are same at this time
Axis, it is interior when making its free end in contact positioning column 6 to determine outer positioning column 2 and coaxial positioning column 6 to adjust two positioning bolts 3
The position of positioning column 6；
(2), bearing inner race, steel ball and bearing outer ring are placed: taking out standard rolling bearing, the inner ring 9 of bearing to be assembled is placed on interior
On the positioning step of positioning column 6, mandril 7 is screwed out, positioning column 6 is under the action of elapsing component to remotely located bolt 3 one
Side translation, enables the space between outer 2 positioning column 6 of positioning column to place steel ball, is starting point with first baffle 101, successively exists
N-1 steel ball is placed in first supporting block 1；It is starting point with second baffle 111, last 1 steel is placed in the second supporting block 11
Ball, then bearing outer ring 8 is placed on the positioning groove of outer positioning column 2；
(3), adjust last 1 steel ball to the position of the bearing internal external circle not sequence of sanqu songs within a particular musical mode: adjustment mandril 7 makes its that positioning column 6 be pushed to move
It moves to the position of contact 3 free end of positioning bolt；Rotate driving axis 12 drives the rotation of the second supporting block 11 to make to be placed in the second support
Steel ball on block 11 is moved to away from the farthest position of the first supporting block 1 to guarantee the Internal and external cycle not sequence of sanqu songs within a particular musical mode after bearing takes out；
(4), the assembly of a column steel ball: taking out bearing, and equal part steel ball is inserted into the retainer with fore shaft, that is, completes a column steel ball
Assembly；
(5), bearing integrally assembles: repeat the above steps (1) to step (4), and the assembly of another column steel ball can be completed, i.e., miniature
Double-row bearing assembly is completed.
Miniature double-row bearing is assembled by using the assembly tooling, easy to operate, easy to use, is greatly improved
The assembly efficiency of double-row bearing.
Miniature double-row bearing tool for assembling provided by the present invention and assembly method are described in detail above, this
It applies specific case in text to be expounded the principle of the present invention and specific embodiment, above-described embodiment is only used to help
Understand method and core concept of the invention.It should be pointed out that for those of ordinary skill in the art, it is all according to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, each fall within protection of the invention
In range.
Claims (5)
1. miniature double-row bearing tool for assembling, it is characterised in that: including outer positioning column (2) and be set in outer positioning column (2)
Portion and positioning column (6) that can be mobile relative to outer positioning column (2)；
The circular trough that two diameters being connected do not wait is equipped in the middle part of the outer positioning column (2), the lesser upper circular trough of diameter
Upper surface is equipped with the positioning groove for placing bearing outer ring (8)；The positioning column (6) include respectively with two circular troughs
The upper cylinder being connected and lower cylinder matched, the top of upper cylinder are equipped with the positioning step for placing bearing inner race (9), positioning
The lower end surface of step and the bottom surface of positioning groove are flush；The lower part of the outer positioning column (2) is radially provided with positioning bolt (3),
The side of setting positioning bolt (3) is additionally provided with the passage group for pushing positioning column (6) to translate it on outer positioning column (2)
Part；In outer positioning column (2) lower part, the other side opposite with side where positioning bolt (3) is threaded with mandril (7)；
It is fixedly connected with and bearing inner race (9) outer peripheral surface radian on the side wall of side where closing on positioning bolt (3) on upper cylinder
The first supporting block (1) for the arc that matching and supporting surface are flushed with bearing inner race (9) channel, the first supporting block (1) end is equipped with
First baffle (101) for preventing steel ball from falling；Outer positioning column (2) and positioning column (6) relative position are equipped with fan groove,
The central rotatable of positioning column (6) is equipped with pin shaft (10), is connected with the driving that can be rotated in fan groove with pin shaft (10)
Axis (12), with drive shaft (12) be fixedly connected with that supporting surface flushes with the first supporting block (1) supporting surface for placing steel ball
Second supporting block (11), the end of the second supporting block (11) are equipped with the second baffle (111) for preventing steel ball from falling.
2. miniature double-row bearing tool for assembling according to claim 1, it is characterised in that: the passage component include with
The support rod (4) of outer positioning column (2) connection, support rod (4) extend to one end between outer positioning column (2) and positioning column (6)
It is connected with spring (5), described spring (5) one end is set on support rod (4), and the other end and the lower cylinder of positioning column (6) support
Top cooperation.
3. miniature double-row bearing tool for assembling according to claim 1, it is characterised in that: the outer positioning column (2)
Upper surface is inclined-plane, is to start to positioning bolt (3) side gradually along upper circular trough away from the highest distance position of the first supporting block (1)
Tilt down setting.
4. miniature double-row bearing tool for assembling according to claim 1, it is characterised in that: outer positioning column (2) is equipped with
For observing the observation window of positioning bolt (3) free end position.
5. the method for assembling miniature double-row bearing using the described in any item assembly toolings of claim 1-4, which is characterized in that main
Want the following steps are included:
(1), a column in standard two-row bearing position when checking positioning column and coaxial outer positioning column using standard rolling bearing: are defined
The quantity of steel ball is n, will be placed on downward the positioning of outer positioning column (2) in standard rolling bearing using the column that conventional method assembles
On the positioning step of groove and positioning column (6), keep bearing inner race that can rotate freely, at this time outer positioning column (2) with it is default
Position column (6) coaxially, adjust two positioning bolts (3) make its free end in contact positioning column (6) with the outer positioning column (2) of determination with it is interior
The position of positioning column (6) when positioning column (6) is coaxial；
(2), bearing inner race, steel ball and bearing outer ring are placed: taking out standard rolling bearing, the inner ring (9) of bearing to be assembled is placed on
On the positioning step of positioning column (6), mandril (7) are screwed out, positioning column (6) is under the action of elapsing component to remotely located
The translation of bolt (3) side, enables the space between outer positioning column (2) and positioning column (6) to place steel ball, with first baffle
(101) it is starting point, n-1 steel ball is successively placed on the first supporting block (1)；With second baffle (111) for starting point, at second
Last 1 steel ball is placed on bracer (11), then bearing outer ring (8) is placed on the positioning groove of outer positioning column (2)；
(3), adjust last 1 steel ball to the position of the bearing internal external circle not sequence of sanqu songs within a particular musical mode: adjustment mandril (7) makes its push positioning column
(6) it is moved to the position of contact positioning bolt (3) free end；Rotate driving axis (12) drives the second supporting block (11) rotation to make to set
It moves to away from the farthest position of the first supporting block (1) in the steel ball on the second supporting block (11) to guarantee that Internal and external cycle is not after bearing takes out
The sequence of sanqu songs within a particular musical mode；
(4), the assembly of a column steel ball: taking out bearing, and equal part steel ball is inserted into the retainer with fore shaft, that is, completes a column steel ball
Assembly；
(5), bearing integrally assembles: repeat the above steps (1) to step (4), and the assembly of another column steel ball can be completed, i.e., miniature
Double-row bearing assembly is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811584143.6A CN109737145B (en) | 2018-12-24 | 2018-12-24 | Tool and method for assembling miniature double-row bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811584143.6A CN109737145B (en) | 2018-12-24 | 2018-12-24 | Tool and method for assembling miniature double-row bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109737145A true CN109737145A (en) | 2019-05-10 |
| CN109737145B CN109737145B (en) | 2020-02-18 |
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ID=66359646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811584143.6A Active CN109737145B (en) | 2018-12-24 | 2018-12-24 | Tool and method for assembling miniature double-row bearing |
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| Country | Link |
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| CN (1) | CN109737145B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644224U (en) * | 1979-09-14 | 1981-04-21 | ||
| JPS5834724A (en) * | 1981-08-18 | 1983-03-01 | Nippon Seiko Kk | Device for assembly of double-row ball bearings |
| JP2002219623A (en) * | 2001-01-25 | 2002-08-06 | Nsk Ltd | Ball assembling device for double row ball bearing |
| CN101487498A (en) * | 2009-02-25 | 2009-07-22 | 王建 | Bearing rotating ball-separating apparatus |
| CN201434022Y (en) * | 2009-05-08 | 2010-03-31 | 王光伟 | Bearing bead embedding die set |
| CN106763243A (en) * | 2017-01-03 | 2017-05-31 | 无锡市利钧轴承有限公司 | A kind of two-row ball bearing fills ball frock and automatic dress ball method automatically |
| CN107218308A (en) * | 2017-07-19 | 2017-09-29 | 江苏万达特种轴承有限公司 | Two-row ball bearing fills out the frock of ball |
-
2018
- 2018-12-24 CN CN201811584143.6A patent/CN109737145B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644224U (en) * | 1979-09-14 | 1981-04-21 | ||
| JPS5834724A (en) * | 1981-08-18 | 1983-03-01 | Nippon Seiko Kk | Device for assembly of double-row ball bearings |
| JP2002219623A (en) * | 2001-01-25 | 2002-08-06 | Nsk Ltd | Ball assembling device for double row ball bearing |
| CN101487498A (en) * | 2009-02-25 | 2009-07-22 | 王建 | Bearing rotating ball-separating apparatus |
| CN201434022Y (en) * | 2009-05-08 | 2010-03-31 | 王光伟 | Bearing bead embedding die set |
| CN106763243A (en) * | 2017-01-03 | 2017-05-31 | 无锡市利钧轴承有限公司 | A kind of two-row ball bearing fills ball frock and automatic dress ball method automatically |
| CN107218308A (en) * | 2017-07-19 | 2017-09-29 | 江苏万达特种轴承有限公司 | Two-row ball bearing fills out the frock of ball |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109737145B (en) | 2020-02-18 |
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