CN112664578A - Outer lane area axial crack type full complement bearing fills ball auxiliary mold - Google Patents
Outer lane area axial crack type full complement bearing fills ball auxiliary mold Download PDFInfo
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- CN112664578A CN112664578A CN202011642325.1A CN202011642325A CN112664578A CN 112664578 A CN112664578 A CN 112664578A CN 202011642325 A CN202011642325 A CN 202011642325A CN 112664578 A CN112664578 A CN 112664578A
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- outer ring
- full complement
- die block
- filling
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Abstract
The invention belongs to the technical field of bearings, and particularly relates to an auxiliary die for filling balls of a full-complement bearing with an axial crack on an outer ring. Including die block, last mould, it can registrate on the die block and relative to go up the mould die block up-and-down motion, the die block middle part is equipped with the inner circle fixed position that is used for installing the bearing inner circle, still be equipped with the outer lane installation position that is used for laying the bearing outer lane on the die block, be equipped with downwardly extending on the lower terminal surface of last mould and be used for inserting to strutting between the bearing outer lane of installing on the die block and the bearing inner circle and fill the piece, strutting and filling the piece and strutting and can supply the filling mouth that the rolling element was filled in the opening part formation with the crack of bearing outer lane in the. The whole installation process does not need secondary hot working, and the installation efficiency is high.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of bearings, and particularly relates to an auxiliary die for filling balls of a full-complement bearing with an axial crack on an outer ring.
[ background of the invention ]
The bearing capacity is related to the number of rolling elements filled in the bearing, and the larger the number of the rolling elements is, the larger the bearing capacity is. In order to obtain higher bearing capacity, especially the bearing capacity of a ball bearing, in the prior art, a larger number of balls are filled into a bearing by opening an axial crack on an outer ring of the bearing or opening a ball-loading notch on the diameter of a flange of the inner ring and the outer ring of the bearing. To the many ball bearing of outer lane area axial crack type, prior art mostly is heating the outer lane and inserts the voussoir in crack department, or the mode that the voussoir was propped open the crack hard is inserted the rolling element, often appears filling the completion back crack and can't restore to the throne completely, the crack bursts defects such as scarce, fish tail, influences the bearing finished product quality and even the condemned condition.
[ summary of the invention ]
In order to solve the problems that the axial crack type multi-ball bearing with the outer ring belt cannot completely reset after the filling of the balls, cracks are broken and chipped, scratches and the like, and the quality of finished products of the bearing is affected and even the finished products are scrapped, the invention provides the axial crack type full-filling bearing ball filling auxiliary die with the outer ring belt.
The invention is realized by the following technical scheme:
outer lane area axial crack type full complement bearing fills ball auxiliary mold, including die block, last mould, it can registrate on the die block and relative to go up the mould die block up-and-down motion, the die block middle part is equipped with the inner circle fixed position that is used for installing the bearing inner circle, still be equipped with the outer lane installation position that is used for laying the bearing outer lane on the die block, be equipped with downwardly extending on the lower terminal surface of last mould and be used for inserting to strutting between the bearing outer lane of installing on the die block and the bearing inner circle and fill the piece, strutting and filling the piece and pushing down the in-process with the crack distraction of bearing outer lane and form the filling mouth that can supply the rolling element to fill.
The outer ring full-filling bearing ball filling auxiliary die with the axial cracks is characterized in that the opening filling block is also provided with an observation opening which is positioned above the filling opening during opening and can observe a gap between the bearing outer ring and the bearing inner ring.
The bearing ball filling auxiliary die with the axially-cracked outer ring is characterized in that the guide post extending upwards is arranged in the middle of the bottom die, and the inner ring is fixed in a groove formed in the outer side of the guide post.
The outer ring belt axial crack type full-filling bearing ball filling auxiliary die is characterized in that the outer ring mounting position is arranged on the outer peripheral side of the upper end face of the bottom die, and the inner side of the outer ring mounting position is provided with a slope guide surface which gradually inclines downwards from inside to outside.
The outer ring full-filling bearing ball filling auxiliary die with the axial cracks is characterized in that the outer ring mounting position is a platform extending from the lower end of the inclined guide surface to the outer peripheral surface of the bottom die.
The outer ring full-filling bearing ball filling auxiliary die with the axial cracks is characterized in that the middle of the upper die is provided with a guide hole through which the guide post can pass, and the outer side of the guide hole is provided with a concave position for mounting the inner ring of the bearing.
The outer ring axial crack type full-filling bearing ball filling auxiliary die is characterized in that the opening filling blocks are convex blocks which are arranged on two sides of the concave position, extend downwards and can be inserted between the bearing outer ring and the bearing inner ring, and the two convex blocks are arc-shaped and matched with the bearing outer ring.
The outer ring axial crack type full-filling bearing ball filling auxiliary die is characterized in that the lower end of the outer side of the bump is an inclined plane which is inclined inwards from top to bottom, the width dimension between the lower end of the inclined plane and the inner side edge of the bump is smaller than the distance between the outer ring of the bearing and the inner ring of the bearing, and the width dimension between the upper end of the inclined plane and the inner side edge of the bump is larger than the distance between the outer ring of the bearing and the inner ring of the bearing.
The outer ring full-filling bearing ball filling auxiliary die with the axial cracks is characterized in that the observation port is a notch formed in the direction from the outer side surface of the upper die to the convex block and the concave position.
Compared with the prior art, the invention has the following advantages:
the invention provides an auxiliary die for filling balls into a full-filling bearing with an axial crack on an outer ring, which is characterized in that after a crack is formed on the outer ring of the bearing, the inner ring of the bearing is placed on an inner ring fixing position of a bottom die, the outer ring of the bearing is placed on an outer ring installation position, rolling bodies are directly placed into a raceway between the outer ring of the bearing and the inner ring of the bearing, after the number of the installed rolling bodies reaches the limit of direct placement, a gap between the inner ring of the bearing and the outer ring of the bearing is fixed by the internal rolling bodies, and the external rolling bodies cannot be directly placed into the raceway. At this moment, through the pushing down of last mould, prop open and fill the piece and insert between bearing inner race and bearing inner race, fill the piece and insert between the bearing inner race and the bearing outer race from the direction that is nearly perpendicular to crack, and the process that lasts the pushing down struts the bearing outer race from the crack to form the packing mouth that can supply the rolling element to fill in the opening part, when filling a mouthful size and being greater than the rolling element diameter, the rolling element can fill smoothly through filling the mouth, the packing of accomplishing full dress, whole installation process need not hot working once more, the installation effectiveness is high.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of an outer race with axial cracks before an auxiliary die for filling balls into a full-complement bearing is pressed down;
FIG. 2 is a schematic view of the bearing after ball filling assist mold is pressed down;
FIG. 3 is an exploded view of a bearing ball filling assist mold with a bearing;
FIG. 4 is a schematic structural view of a bearing ball filling auxiliary mold;
FIG. 5 is an exploded view of the structure of the bearing ball filling assist mold;
FIG. 6 is a schematic structural view of the bottom mold;
FIG. 7 is a schematic structural view of an upper die;
fig. 8 is a half sectional view of the bearing ball-filling assist mold.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention is realized by the following technical scheme:
as shown in fig. 1 to 8, outer lane area axial crack type full complement bearing fills ball auxiliary mold, including die block 1, last mould 2, it can registrate to die block 1 on and relative to go up die block 1 up-and-down motion, die block 1 middle part is equipped with the fixed position 101 of inner circle that is used for installing bearing inner circle 91, still be equipped with the outer lane installation position 102 that is used for laying bearing outer circle 92 on the die block 1, it is used for inserting to strutting between bearing outer circle 92 and the bearing inner circle 91 of installing on die block 1 and packs piece 21 to be equipped with downward extension on the lower terminal surface of last mould 2, strutting the crack of packing piece 21 during-process that pushes down bearing outer circle 92 and strutting and can supply the packing mouth 31 that the rolling element packed in the opening part formation. The invention provides an auxiliary die for filling balls into a full-filling bearing with an axial crack on an outer ring, which is characterized in that after a crack is formed on the outer ring of the bearing, the inner ring of the bearing is placed on an inner ring fixing position of a bottom die, the outer ring of the bearing is placed on an outer ring mounting position, rolling bodies are directly placed into a raceway between the outer ring of the bearing and the inner ring of the bearing, after the number of the placed rolling bodies reaches the limit, a gap between the inner ring of the bearing and the outer ring of the bearing is fixed by the internal rolling bodies, and the external rolling bodies cannot be directly placed into the raceway. At the moment, the pressing-down of the upper die is utilized, the opening filling block is inserted between the bearing outer ring and the bearing inner ring, the filling block is inserted between the bearing inner ring and the bearing outer ring from the direction approximately perpendicular to the crack, the bearing outer ring is opened from the crack in the continuous pressing-down process, a filling opening for filling the rolling body is formed at the opening, the size of the filling opening is larger than the diameter of the rolling body, the rolling body can be smoothly filled through the filling opening, the filling of full filling is completed, and the installation efficiency is high.
Furthermore, the spreading filler block 21 is also provided with an observation port 3 which is positioned above the filler port 31 when spreading and can observe the gap between the bearing outer ring 92 and the bearing inner ring 91. Specifically, the observation opening 3 is a gap formed after materials are removed from two sides of the propping filler block 21, and the metal removed from two sides of the propping filler block is used for eliminating the blockage of the conical surface of the propping filler block on the relative position of the crack to the filled rolling element, so that a better observation window is provided for an operator and the filled rolling element is moved through the window when necessary. The rolling element loading device is simple in structure, facilitates the loading of the rolling elements, and enables the installation efficiency to be higher.
In addition, the bottom die 1 has a guide post 11 extending upward in the middle, and the inner ring fixing position 101 is a groove formed on the outer side of the guide post 11. The guide pillar has the effect of direction and location, when the mould was gone up in the press pushing down, when guaranteeing to go up the vertical downstream of mould, the press pressed to the guide pillar up end, can not move down again, and the maximum distance that struts this moment is promptly, is favorable to controlling the opening distance of bearing inner race, prevents excessively to strut and rises, causes the unable restoration in crack.
In the scheme, the outer ring mounting position 102 is arranged on the upper end surface of the bottom die 1 close to the outer circumferential side, and the inner side of the outer ring mounting position 102 is provided with an inclined guide surface which is inclined inwards and outwards gradually downwards. The outer ring mounting portion 102 is a flat plate extending from the lower end of the inclined guide surface to the outer peripheral surface of the bottom mold 1. Because the bearing outer ring is expanded, the expanded filling block is inserted and deformed, the inclined guide surface is utilized in the scheme, when the bearing outer ring is not expanded, the lower end surface of the bearing outer ring is in contact with the inclined guide surface, the bearing outer ring is gradually expanded in the pressing process, the bearing outer ring at the expanded position can also be considered to move downwards along the inclined surface, so that the action of gradually opening is formed until the bearing outer ring moves downwards to be in contact with the platform, the expanded filling opening 31 is the largest at the moment and slightly larger than the diameter of the rolling body, and the rolling body is convenient to install.
In a similar way, the upper die is also provided with a positioning and limiting structure for mounting the inner ring and the outer ring of the bearing: a guide hole 201 for the guide post 11 to pass through is arranged in the middle of the upper die 2, and a concave position 202 for the bearing inner ring 91 to be installed is arranged on the outer side of the guide hole 201.
Still further, the spreading filling blocks 21 are protruding blocks 22 which are arranged on both sides of the concave portion 202 and extend downward and can be inserted between the bearing outer ring 92 and the bearing inner ring 91, and the outer side surfaces of the two protruding blocks 22 are arc-matched with the inner side surface of the outer ring, and the inner side surfaces of the two protruding blocks 22 are arc-matched with the outer side surface of the inner ring. The insert is convenient to insert between the outer ring and the inner ring, and has equal strength.
Specifically, the outer lower end of the bump 22 is an inclined surface 221 inclined inward from top to bottom, the width dimension between the lower end of the inclined surface 221 and the inner side edge of the bump 22 is smaller than the distance between the bearing outer ring 92 and the bearing inner ring 91, and the width dimension between the upper end of the inclined surface 221 and the inner side edge of the bump 22 is larger than the distance between the bearing outer ring 92 and the bearing inner ring 91. The structure of the inclined plane is matched with the action of downward movement of the convex block to form the effect of gradually opening the outer ring of the bearing, and then the size of the opening filling opening can be controlled by matching with the control of downward movement distance.
In addition, the guide post can be adjusted to move downwards in a height-adjustable mode so as to adjust the size of the filling opening. For example, the guide sleeve is arranged on the guide post in threaded connection, and the guide sleeve can be adjusted to move up and down through rotation. The higher the guide sleeve is, the higher the lowest position pressed by the press is, and the smaller the distance that the upper die can move downwards is.
The invention provides an auxiliary die for filling balls into a full-filling bearing with an axial crack on an outer ring, which is characterized in that after a crack is formed on the outer ring of the bearing, the inner ring of the bearing is placed on an inner ring fixing position of a bottom die, the outer ring of the bearing is placed on an outer ring mounting position, rolling bodies are directly placed into a raceway between the outer ring of the bearing and the inner ring of the bearing, after the number of the placed rolling bodies reaches the limit, a gap between the inner ring of the bearing and the outer ring of the bearing is fixed by the internal rolling bodies, and the external rolling bodies cannot be directly placed into the raceway. At the moment, the pressing-down of the upper die is carried out, the packing block is propped open to be inserted between the inner ring and the outer ring of the bearing, the packing block is inserted between the inner ring and the outer ring of the bearing from the direction approximately perpendicular to the crack, the outer ring of the bearing is propped open from the crack in the continuous pressing-down process, a packing opening for packing the rolling body is formed at the opening, the size of the packing opening is larger than the diameter of the rolling body, the rolling body can be smoothly filled through the packing opening, the full-packing is completed, the whole installation process does not need to be subjected.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the practice of the invention to the particular forms disclosed. Similar or identical methods, structures and the like, or several technical deductions or substitutions on the premise of the conception of the invention, are considered to be the protection scope of the invention.
Claims (9)
1. Outer lane area axial crack type full complement bearing fills ball auxiliary mold, a serial communication port, including die block (1), last mould (2), it can registrate on die block (1) and relative to go up die block (1) up-and-down motion, die block (1) middle part is equipped with inner circle fixed position (101) that are used for installing bearing inner circle (91), still be equipped with outer lane installation position (102) that are used for laying bearing outer lane (92) on die block (1), it is used for inserting to strutting between bearing outer lane (92) and the bearing inner circle (91) of installing on die block (1) and packs piece (21) to be equipped with downwardly extending on the lower terminal surface of last mould (2), it struts the crack of bearing outer lane (92) and forms the packing mouth (31) that can supply the rolling element to pack in the opening part to strut the in-process of packing piece (21) pushing down.
2. The full complement bearing ball filling auxiliary die with the axial crack of the outer ring belt according to claim 1, characterized in that the opening filling block (21) is further provided with an observation opening (3) which is positioned above the filling opening (31) when in opening and can observe the gap between the bearing outer ring (92) and the bearing inner ring (91).
3. The full complement bearing ball filling auxiliary mold with axial cracks on the outer ring according to claim 2, wherein the bottom mold (1) has a guide post (11) extending upward in the middle, and the inner ring fixing position (101) is a groove formed on the outer side of the guide post (11).
4. The full complement bearing ball filling auxiliary mold with the axial crack of the outer ring belt according to claim 3, wherein the outer ring mounting position (102) is arranged on the outer circumferential side of the upper end surface of the bottom mold (1), and an inclined guide surface which is gradually inclined downwards inwards and outwards is arranged on the inner side of the outer ring mounting position (102).
5. The full complement bearing ball filling auxiliary mold with the axial split outer ring as claimed in claim 4, wherein the outer ring mounting position (102) is a platform extending from the lower end of the inclined guide surface to the outer peripheral surface of the bottom mold (1).
6. The full complement bearing ball filling auxiliary die with the axial crack on the outer ring according to claim 3, characterized in that a guide hole (201) for the guide post (11) to pass through is arranged in the middle of the upper die (2), and a concave position (202) for the bearing inner ring (91) to be installed is arranged on the outer side of the guide hole (201).
7. The full complement bearing ball filling auxiliary mold with the axial crack of the outer ring belt according to claim 6, wherein the opening filling blocks (21) are convex blocks (22) which are arranged at two sides of the concave position (202), extend downwards and can be inserted between the bearing outer ring (92) and the bearing inner ring (91), the outer side surfaces of the two convex blocks (22) are arc-matched with the inner side surface of the outer ring, and the inner side surfaces of the two convex blocks (22) are arc-matched with the outer side surface of the inner ring.
8. The full complement bearing ball filling auxiliary mold with the axial crack of the outer ring belt according to claim 7, wherein the lower end of the outer side of the bump (22) is a slope (221) which is inclined inward from top to bottom, the width dimension between the lower end of the slope (221) and the inner side of the bump (22) is smaller than the distance between the bearing outer ring (92) and the bearing inner ring (91), and the width dimension between the upper end of the slope (221) and the inner side of the bump (22) is larger than the distance between the bearing outer ring (92) and the bearing inner ring (91).
9. The full complement bearing ball filling auxiliary mold with axial cracks on the outer ring according to claim 8, wherein the observation opening (3) is a notch formed from the outer side surface of the upper mold (2) to the direction of the convex block (22) and the concave position (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011642325.1A CN112664578A (en) | 2020-12-31 | 2020-12-31 | Outer lane area axial crack type full complement bearing fills ball auxiliary mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011642325.1A CN112664578A (en) | 2020-12-31 | 2020-12-31 | Outer lane area axial crack type full complement bearing fills ball auxiliary mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112664578A true CN112664578A (en) | 2021-04-16 |
Family
ID=75412346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011642325.1A Pending CN112664578A (en) | 2020-12-31 | 2020-12-31 | Outer lane area axial crack type full complement bearing fills ball auxiliary mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112664578A (en) |
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2020
- 2020-12-31 CN CN202011642325.1A patent/CN112664578A/en active Pending
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