CN214742839U - Full complement bearing rolling element filling opening expanding device with ball filling notch - Google Patents
Full complement bearing rolling element filling opening expanding device with ball filling notch Download PDFInfo
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- CN214742839U CN214742839U CN202023351735.9U CN202023351735U CN214742839U CN 214742839 U CN214742839 U CN 214742839U CN 202023351735 U CN202023351735 U CN 202023351735U CN 214742839 U CN214742839 U CN 214742839U
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Abstract
The utility model belongs to the technical field of the bearing, especially, relate to a full complement bearing rolling element loading opening of area dress ball breach device that rises. The device that rises opens is including the inserted block and the positioning seat that rise, rise to be equipped with downwardly extending on the inserted block and can insert two between bearing inner race and the bearing outer race and strut the portion, two strut and be equipped with the third dress ball breach that can supply the rolling element to pass between the portion, two strut the portion insert between bearing inner race and the bearing outer race and lie in the rolling element and fill a mouthful both sides, the third dress ball breach is relative with the rolling element and fills a mouthful, rises to open the inserted block through pushing down and can make the inboard bore of rolling element fill a mouthful rise to the rolling element size, makes the rolling element can get into the rolling element by the third dress ball breach and fill a mouthful and finally get into the raceway between bearing inner race and the bearing outer race. By adopting the expanding filling mode, the filling opening is complete, the rolling bodies do not need to be filled in modes of impact, extrusion and the like, and the problems of collapse, ball surface scratch and the like can be avoided.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of bearings, and particularly relates to an expanding opening device with a ball loading notch for a rolling body filling opening of a full-complement bearing.
[ background of the invention ]
Compared with the same-specification bearing with a retainer, the full-load rolling element bearing has higher bearing capacity and is widely applied. At present, a full-filling bearing, particularly a full-filling ball bearing, is formed by arranging a ball filling gap on the diameter of a flange of an inner ring and an outer ring of the bearing, and filling a large number of balls into the bearing through the gap until the bearing is filled. The ball bearing is limited by the bearing structure and the size of the ball loading gap, not all balls can be smoothly filled through the ball loading gap, a certain amount of balls need to be filled in through modes of impact, extrusion and the like, the ball loading gap is broken, the surfaces of the balls are scratched and the like, and the bearing quality and the subsequent use are seriously influenced.
[ summary of the invention ]
In order to solve the problems of ball loading gap collapse, ball surface scratch and the like in the process of loading full-complement bearing balls, the invention provides the full-complement bearing rolling element loading opening expanding device with the ball loading gap, which can realize smooth loading of all balls.
The invention is realized by the following technical scheme:
the full-complement bearing rolling element filling opening expanding device with the ball filling opening is characterized in that the expanding device comprises an expanding insertion block and a positioning seat, the expanding insertion block is provided with two expanding parts which extend downwards and can be inserted between the bearing outer ring and the bearing inner ring, a third ball filling opening through which a rolling element can pass is arranged between the two expanding parts, when the two expanding parts are inserted between the bearing outer ring and the bearing inner ring and positioned at two sides of the rolling element filling opening, the third ball filling opening is opposite to the rolling element filling opening, and the inner side caliber of the rolling element filling opening can be expanded to the size by pressing the expanding insertion block downwards, the rolling body can enter the rolling body filling opening from the third ball filling notch and finally enter the raceway between the bearing outer ring and the bearing inner ring.
The full complement bearing rolling element filling opening expanding device with the ball filling notch is characterized in that the outer side surface of the expanding insertion block is matched with the inner side surface of the outer ring in an arc shape, and the inner side surface of the expanding insertion block is matched with the outer side surface of the inner ring in an arc shape.
The fully-filled bearing rolling element filling opening expanding device with the ball filling notch is characterized in that the inner side surface and the outer side surface of the expanding portion are inclined guide surfaces which incline to the middle from top to bottom, the thickness of the lower end surface of the expanding portion is smaller than the distance between the bearing outer ring and the bearing inner ring, and the thickness of the upper end of the expanding portion is larger than the distance between the bearing outer ring and the bearing inner ring.
The full complement bearing rolling element filling opening expanding device with the ball filling gap is characterized in that the third ball filling gap is a gap which is arranged in the middle of the expanding insertion block and penetrates through the inner side surface and the outer side surface of the expanding insertion block.
According to the full complement bearing rolling element filling opening expanding device with the ball filling notch, the sections of the first ball filling notch and the second ball filling notch are inclined relatively, and a horn-shaped rolling element filling opening with the caliber gradually reduced from top to bottom is formed.
The full complement bearing rolling element filling opening expanding device with the ball filling notch comprises a positioning seat and an adjusting sleeve arranged on the seat, and the adjusting sleeve can move up and down by rotating the seat.
The full complement bearing rolling element filling opening expanding device with the ball filling notch is characterized in that the adjusting sleeve is also provided with a connecting piece connected with the expanding insertion block.
The full complement bearing rolling element filling opening expanding device with the ball filling gap is characterized in that the connecting piece is provided with a mounting cavity for inserting the expanding insert block, the expanding insert block penetrates out of the lower end of the mounting cavity and can move up and down relative to the mounting cavity, and a reset piece is further arranged between the expanding insert block and the mounting cavity.
Compared with the prior art, the invention has the following advantages:
the invention provides a full complement bearing rolling element filling opening expanding device with a ball filling notch, wherein two expanding parts of an expanding insertion block are inserted between a bearing outer ring and a bearing inner ring to expand the rolling element filling opening, and a third ball filling notch on the expanding insertion block is opposite to the expanded rolling element filling opening, so that a user can directly put a rolling element into the device from the third ball filling notch and enter a raceway between the bearing outer ring and the bearing inner ring through the expanded rolling element filling opening.
[ 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 a full complement bearing rolling element loading opening expanding device with a ball loading notch according to the invention;
FIG. 2 is a schematic structural diagram of an expanding insert block;
FIG. 3 is a structural view of the positioning base;
FIG. 4 is a schematic view of an integral structure of the expansion insert block and the positioning seat;
FIG. 5 is a schematic view of a bearing with a ball loading gap;
FIG. 6 is a sectional view A-A (a section before expansion) of FIG. 5;
fig. 7 is a cross-sectional view after expansion.
[ 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 7, in the fully loaded bearing rolling element loading opening expanding device with a ball loading notch, a first ball loading notch 951 is formed in the inner surface of a bearing outer ring in a downward extending manner from the upper end surface thereof, a second ball loading notch 952 is formed in the outer surface of a bearing inner ring in a downward extending manner from the upper end surface thereof, the first ball loading notch 951 is opposite to the second ball loading notch 952 to form a rolling element loading opening 95, the expanding device comprises an expanding insertion block 71 and a positioning seat 72, two expanding parts 711 which extend downward and can be inserted between the bearing outer ring 92 and the bearing inner ring 91 are arranged on the expanding insertion block 71, a third ball loading notch 75 through which a rolling element 93 can pass is arranged between the two expanding parts 711, when the two expanding parts are inserted between the bearing outer ring 92 and the bearing inner ring 91 and positioned at two sides of the rolling element loading opening 95, the third ball loading notch 75 is opposite to the rolling element loading opening, and the inner diameter of the rolling element loading opening can be expanded to the size of the rolling element 93 by pressing the expanding insertion block 71, the rolling elements 93 can enter the rolling element filling opening 95 from the third ball filling gap 75 and finally enter the raceway between the bearing outer ring and the bearing inner ring. The invention provides a full complement bearing rolling element filling opening expanding device with a ball filling notch, wherein two expanding parts of an expanding insertion block are inserted between a bearing outer ring and a bearing inner ring to expand the rolling element filling opening, and a third ball filling notch on the expanding insertion block is opposite to the expanded rolling element filling opening, so that a user can directly put a rolling element into the device from the third ball filling notch and enter a raceway between the bearing outer ring and the bearing inner ring through the expanded rolling element filling opening.
Further, in actual filling, before the device is used, the rolling bodies are directly filled into the raceway from the rolling body filling port 95 until the number of the filled rolling bodies reaches the limit of direct placement, a gap between the bearing outer ring 92 and the bearing inner ring 91 is fixed by the filled rolling bodies, then the device is used for expanding the filling port of the rolling bodies, the filling of subsequent rolling bodies is realized, and finally full filling is realized.
Still further, when the bearing size is bigger, the positioning seat can be placed in the bearing. When the inner hole of the bearing is small, the positioning seat or the expansion insertion block and the positioning seat integrated device can be placed outside the bearing.
Also, the outside surface of the expansion insert 71 is arc-matched to the inside surface of the outer ring 92, and the inside surface of the expansion insert 71 is arc-matched to the outside surface of the inner ring 91. The rolling element expanding insertion block is convenient to insert into a gap between the bearing inner ring and the bearing outer ring, the inner side surface and the outer side surface of the expanding insertion block push against the outer side surface of the bearing inner ring and the inner side surface of the outer ring near the rolling element filling opening respectively when the press presses downwards, and the rolling element filling opening is expanded.
In addition, the inner side surface and the outer side surface of the expanding portion 711 are inclined guide surfaces inclined from top to bottom toward the middle, the thickness of the lower end surface of the expanding portion 711 is smaller than the distance between the bearing outer ring 92 and the bearing inner ring 91, and the thickness of the upper end of the expanding portion 711 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 downward movement of the expansion insertion block to form the effect of gradually expanding the outer ring of the bearing, and the expansion size can be controlled by matching with the control of the downward movement distance. While the rolling element loading opening is expanded, a certain gap is kept between the lower end face of the expanding part 711 and the rolling element, so that the surface of the rolling element is prevented from being damaged.
Further, the third ball loading notch 75 is a notch opened in the middle of the expansion insertion block 71 and penetrating through the inner and outer side surfaces thereof. The shape of the third ball loading gap is also designed according to the ball and is an arch formed by two straight lines and a middle circular arc, so that the ball can be conveniently and quickly loaded after the loading port is expanded.
In this embodiment, the first ball mounting notch 951 and the second ball mounting notch 952 have cross sections that are relatively inclined to form a trumpet-shaped rolling element loading port 95 with a gradually decreasing caliber from top to bottom. The horn-shaped rolling element filling opening 95 has a guiding function on the mounted rolling elements, so that when the rolling elements are filled, the rolling elements can easily fall into the rolling element filling opening 95 and finally enter the raceway.
In addition, the positioning seat 72 includes a seat body 721 and an adjusting sleeve 722 disposed on the seat body 721, the rotating seat body 721 can make the adjusting sleeve 722 move up and down, and a rotating ring is disposed on the outer peripheral surface of the seat body 721. The expansion insertion block adopts a press to press down, the size of the filling opening of the expansion rolling body is controlled by matching with the control of the downward moving distance, the downward moving distance is controlled by the positioning seat, and the adjusting sleeve 722 can move up and down by rotating the base body 721, so that the downward moving distance of the press is adjusted. This scheme accessible people hand positioning mode that rises to open the briquetting uses. The expansion insertion block and the positioning seat can be integrated for use.
For example, the adjusting sleeve 722 is further provided with a connecting member 73 connected with the expansion insert block 71. And the expansion insertion block 71 is movably arranged on the connecting piece 73, so that the expansion insertion block 71 can be connected with the positioning seat into a whole and can move up and down relative to the positioning seat, a mounting cavity for the expansion insertion block 71 to insert is arranged on the connecting piece 73, the expansion insertion block 71 penetrates out from the lower end of the mounting cavity and can move up and down relative to the mounting cavity, and a reset spring is further arranged between the expansion insertion block 71 and the mounting cavity, so that the insertion block can automatically reset after moving down and is convenient to use.
The invention provides a full complement bearing rolling element filling opening expanding device with a ball filling notch, wherein two expanding parts of an expanding insertion block are inserted between a bearing outer ring and a bearing inner ring to expand the rolling element filling opening, and a third ball filling notch on the expanding insertion block is opposite to the expanded rolling element filling opening, so that a user can directly put a rolling element into the device from the third ball filling notch and enter a raceway between the bearing outer ring and the bearing inner ring through the expanded rolling element filling opening.
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 (8)
1. The full complement bearing rolling element filling opening expanding device with the ball filling notch is characterized in that the expanding device comprises an expanding insertion block (71) and a positioning seat (72), two expanding parts (711) which extend downwards and can be inserted between a bearing outer ring (92) and a bearing inner ring (91) are arranged on the expanding insertion block (71), a third ball filling notch (75) through which a rolling element (93) can pass is arranged between the two expanding parts (711), and when the two expanding parts (711) are inserted between the bearing outer ring (92) and the bearing inner ring (91) and are positioned on two sides of the rolling element filling opening (95), the third ball loading gap (75) is opposite to the rolling element loading opening (95), the inner side caliber of the rolling element loading opening can be expanded to the size of the rolling element (93) by pressing the expansion insertion block (71) downwards, and the rolling element (93) can enter the rolling element loading opening (95) from the third ball loading gap (75) and finally enter a raceway between the bearing outer ring and the bearing inner ring.
2. The rolling element loading port expander with a full complement bearing having a ball cut as claimed in claim 1, wherein an outer side surface of said expander insert (71) is arc-matched to an inner side surface of the outer race, and an inner side surface of said expander insert (71) is arc-matched to an outer side surface of the inner race.
3. The rolling element filling opening expanding device of the full complement bearing with the ball filling gap as claimed in claim 2, wherein the inner side surface and the outer side surface of the expanding part (711) are both inclined guide surfaces inclined from top to bottom towards the middle part, the thickness of the lower end surface of the expanding part (711) is smaller than the distance between the bearing outer ring (92) and the bearing inner ring (91), and the thickness of the upper end of the expanding part (711) is larger than the distance between the bearing outer ring (92) and the bearing inner ring (91).
4. The expanding device of a full complement bearing rolling element filling port with a ball loading notch of claim 3, wherein the third ball loading notch (75) is a notch which is opened in the middle of the expanding insertion block (71) and penetrates through the inner side surface and the outer side surface of the expanding insertion block.
5. The expanding device for the filling port of the rolling element of the full complement bearing with the ball loading notch as claimed in claim 1, wherein the cross sections of the first ball loading notch (951) and the second ball loading notch (952) are relatively inclined to form a trumpet-shaped rolling element filling port (95) with the caliber gradually decreasing from top to bottom.
6. The full complement bearing rolling element loading opening expanding device with the ball loading gap according to claim 1, wherein the positioning seat (72) comprises a seat body (721) and an adjusting sleeve (722) arranged on the seat body (721), and the adjusting sleeve (722) can move up and down by rotating the seat body (721).
7. The full complement bearing rolling element loading opening expanding device with the ball loading gap according to claim 6, wherein the adjusting sleeve (722) is further provided with a connecting piece (73) connected with the expanding insertion block (71).
8. The full complement bearing rolling element filling opening expanding device with the ball loading gap according to claim 7, wherein a mounting cavity into which the expanding insertion block (71) is inserted is formed in the connecting piece (73), the expanding insertion block (71) penetrates out of the lower end of the mounting cavity and can move up and down relative to the mounting cavity, and a resetting piece is further arranged between the expanding insertion block (71) and the mounting cavity.
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CN202023351735.9U CN214742839U (en) | 2020-12-31 | 2020-12-31 | Full complement bearing rolling element filling opening expanding device with ball filling notch |
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CN202023351735.9U CN214742839U (en) | 2020-12-31 | 2020-12-31 | Full complement bearing rolling element filling opening expanding device with ball filling notch |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114439855A (en) * | 2021-12-14 | 2022-05-06 | 杭州电子科技大学技术转移有限公司 | Traditional type ball bearing convenient to dismouting |
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2020
- 2020-12-31 CN CN202023351735.9U patent/CN214742839U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114439855A (en) * | 2021-12-14 | 2022-05-06 | 杭州电子科技大学技术转移有限公司 | Traditional type ball bearing convenient to dismouting |
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