CN109944870B - Anti-loosening structure for roller - Google Patents
Anti-loosening structure for roller Download PDFInfo
- Publication number
- CN109944870B CN109944870B CN201711393789.1A CN201711393789A CN109944870B CN 109944870 B CN109944870 B CN 109944870B CN 201711393789 A CN201711393789 A CN 201711393789A CN 109944870 B CN109944870 B CN 109944870B
- Authority
- CN
- China
- Prior art keywords
- inner sleeve
- roller
- locking
- matched
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The invention relates to a roller anti-loosening structure which comprises a roller, a locking inner sleeve and a clamping inner sleeve, wherein the inner ring of the roller is matched with the outer ring of the locking inner sleeve; the locking inner sleeve is matched with the inner ring of the roller and the outer ring of the clamping inner sleeve; the inner ring of the clamping inner sleeve is connected with the shaft, and the outer ring of the clamping inner sleeve is matched with the inner ring of the locking inner sleeve. The invention has simple structure, reasonable design and convenient use, changes the original interference fit of the transmission device into fixed connection, effectively reduces the abrasion of the roller and the inner sleeve, prolongs the service life of the transmission device and reduces the economic cost of equipment; in addition, the structure can well ensure the rotation speed of the roller.
Description
[ field of technology ]
The invention relates to a roller anti-loosening structure, belongs to the technical field of microelectronics, semiconductors and flat panel displays, and particularly relates to a sliding-free assembly of a shaft and a roller, which can be used for transporting materials, transmitting moment or moving certain equipment.
[ background Art ]
In the assembly of the shaft and the roller, an interference fit is generally used in a large amount, that is, the diameter of the outer ring of the inner sleeve is slightly larger than that of the inner ring of the roller, and the basic relative position of the shaft and the roller is realized through the strong assembly. Thereby achieving the transmission of the moment between the shaft and the roller and realizing the rotation of the roller. The assembly mode generally realizes the relative stability of the position by means of the internal force between the inner sleeve and the roller, and the roller is indirectly acted on the roller by the moment action of the shaft on the inner sleeve to realize the rolling of the roller. In the process, the roller and the inner sleeve slide relatively, and the abrasion of the inner sleeve and the roller is serious gradually along with the lengthening of working time, so that the relative displacement is easy to occur particularly, the slipping is caused, and the machine can not normally operate and produce.
[ invention ]
The invention aims at: aiming at the defects and shortcomings of the prior art, the roller anti-loosening structure is simple in structure and reasonable in design, the relative sliding of the roller and the inner sleeve is avoided, the abrasion of the roller and the inner sleeve is reduced, the normal operation of equipment is ensured, the service lives of the roller and the inner sleeve are also ensured, and the economic cost is reduced.
In order to achieve the above purpose, the invention adopts the following technical scheme: the roller anti-loosening structure comprises a roller, a locking inner sleeve and a clamping inner sleeve, wherein the inner ring of the roller is matched with the outer ring of the locking inner sleeve; the locking inner sleeve is matched with the inner ring of the roller and the outer ring of the clamping inner sleeve; the inner ring of the clamping inner sleeve is connected with the shaft, and the outer ring of the clamping inner sleeve is matched with the inner ring of the locking inner sleeve.
In the present invention: the roller is provided with a matching end face, and the matching end face is provided with a concave hole.
In the present invention: at least two symmetrical concave holes are arranged on the matched end face.
In the present invention: the outer ring of the locking inner sleeve is provided with a boss, and the boss is matched with the concave hole, so that the roller and the locking inner sleeve are locked.
In the present invention: at least 2 bosses are symmetrically distributed on the outer ring of the boss.
In the present invention: the inner ring of the locking inner sleeve is provided with a strip boss and a round dot boss.
In the present invention: the number of the round dot protrusions is 2, and the round dot protrusions are symmetrically distributed on the inner ring of the locking inner sleeve.
In the present invention: the upper part of the clamping inner sleeve is provided with a strip-shaped opening and two round dot openings, the strip-shaped opening is matched with the strip-shaped boss, and the round dot openings are matched with the round dot protrusions, so that the two inner sleeves are fixedly combined.
In the present invention: the roller, the locking inner sleeve and the clamping inner sleeve are all made of plastic.
After the structure is adopted, the invention has the beneficial effects that: the invention has simple structure, reasonable design and convenient use, changes the original interference fit of the transmission device into fixed connection, effectively reduces the abrasion of the roller and the inner sleeve, prolongs the service life of the transmission device and reduces the economic cost of equipment; in addition, the structure can well ensure the rotation speed of the roller.
[ description of the drawings ]
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate and together with the description serve to explain the invention, if necessary:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the structure of the roller in the present invention;
FIG. 4 is a schematic perspective view of a locking inner sleeve according to the present invention;
FIG. 5 is a front view of the locking inner sleeve of the present invention;
FIG. 6 is a schematic perspective view of a clamping inner sleeve of the present invention;
fig. 7 is a side view of the clamping inner sleeve of the present invention.
In the figure: wherein, 1, a roller; 2. locking the inner sleeve; 3. clamping the inner sleeve; 4. concave hole the method comprises the steps of carrying out a first treatment on the surface of the; 5. a boss; 6. a strip-shaped boss; 7. the round dots are convex; 8. strip-shaped opening holes; 9. round dot and (5) opening holes.
[ detailed description ] of the invention
The present invention will now be described in detail with reference to the drawings and the specific embodiments thereof, wherein the exemplary embodiments and the description are for the purpose of illustrating the invention only and are not to be construed as limiting the invention.
As shown in fig. 1-2, the roller anti-loosening structure comprises a roller 1, a locking inner sleeve 2 and a clamping inner sleeve 3, wherein the roller 1, the locking inner sleeve 2 and the clamping inner sleeve 3 are all made of plastics; the inner ring of the roller 1 is matched with the outer ring of the locking inner sleeve 2; the locking inner sleeve 2 is matched with the inner ring of the roller 1 and the outer ring of the clamping inner sleeve 3; the inner ring of the clamping inner sleeve 3 is connected with the shaft, and the outer ring of the clamping inner sleeve is matched with the inner ring of the locking inner sleeve 2. The roller 1 is provided with a matching end face, the matching end face is provided with concave holes 4, and the matching end face is provided with at least two symmetrical concave holes 4. The outer ring of the locking inner sleeve 2 is provided with a boss 5, and the boss 5 is matched with the concave hole 4, so that the locking of the roller 1 and the locking inner sleeve 2 is realized; at least 2 bosses 5 are symmetrically distributed on the outer ring of the boss 5. The inner ring of the locking inner sleeve 2 is provided with strip-shaped bosses 6 and dot protrusions 7, and the number of the dot protrusions 7 is 2 and the dot protrusions are symmetrically distributed on the inner ring of the locking inner sleeve 2. The upper part of the clamping inner sleeve 3 is provided with a strip-shaped opening 8 and two round dot openings 8, the strip-shaped opening 8 is matched with the strip-shaped boss 6, and the round dot openings 8 are matched with the round dot bulges 7, so that the fixed combination of the two inner sleeves is realized. The invention well realizes the transmission of torque between shaft structure devices, not only can transmit the rotating speed, but also can avoid the loss of the rotating speed in the transmission process, improve the transmission efficiency, and can ensure that the roller moves according to the ideal rotating speed. The invention is specially used for transmitting the rotating speed between the shaft and the rolling part, and the traditional transmission device between the roller and the shaft can hardly ensure the rotating speed of the roller due to sliding, so that the transmission efficiency between the devices is improved by using the structure.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (4)
1. An anti-loosening structure for rollers is characterized in that: the novel roller comprises a roller (1), a locking inner sleeve (2) and a clamping inner sleeve (3), wherein the inner ring of the roller (1) is matched with the outer ring of the locking inner sleeve (2); the locking inner sleeve (2) is matched with the inner ring of the roller (1) and the outer ring of the clamping inner sleeve (3); the inner ring of the clamping inner sleeve (3) is connected with the shaft, and the outer ring of the clamping inner sleeve is matched with the inner ring of the locking inner sleeve (2); the roller (1) is provided with a matched end face, concave holes (4) are formed in the matched end faces; at least two symmetrical concave holes (4) are formed in the matched end face; the outer ring of the locking inner sleeve (2) is provided with a boss (5), and the boss (5) is matched with the concave hole (4), so that the locking of the roller (1) and the locking inner sleeve (2) is realized; the inner ring of the locking inner sleeve (2) is provided with a strip-shaped boss (6) and a round dot boss (7); the upper part of the clamping inner sleeve (3) is provided with a strip-shaped opening (8) and two round dot openings (8), the strip-shaped opening (8) is matched with the strip-shaped boss (6), and the round dot openings (8) are matched with the round dot bosses (7), so that the fixed combination of the two inner sleeves is realized.
2. The roller locking structure according to claim 1, wherein: at least 2 bosses (5) are symmetrically distributed on the outer ring of the locking inner sleeve (2).
3. The roller locking structure according to claim 1, wherein: the number of the round dot protrusions (7) is 2, and the round dot protrusions are symmetrically distributed on the inner ring of the locking inner sleeve (2).
4. The roller locking structure according to claim 1, wherein: the roller (1), the locking inner sleeve (2) and the clamping inner sleeve (3) are all made of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393789.1A CN109944870B (en) | 2017-12-21 | 2017-12-21 | Anti-loosening structure for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711393789.1A CN109944870B (en) | 2017-12-21 | 2017-12-21 | Anti-loosening structure for roller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109944870A CN109944870A (en) | 2019-06-28 |
| CN109944870B true CN109944870B (en) | 2023-12-29 |
Family
ID=67005478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711393789.1A Active CN109944870B (en) | 2017-12-21 | 2017-12-21 | Anti-loosening structure for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109944870B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31554E (en) * | 1977-03-21 | 1984-04-17 | Sandvik Aktiebolag | Roll device |
| CN2223725Y (en) * | 1995-04-11 | 1996-04-03 | 天津市硬质合金研究所 | Roller for applying pressure to engage closure with sealing surface |
| KR980003784U (en) * | 1996-06-29 | 1998-03-30 | Loosening device of car wheel mounting nut | |
| CN2553171Y (en) * | 2002-07-23 | 2003-05-28 | 北京卫金帆医学技术发展有限公司 | Combined roll fixed shaft |
| CN2639034Y (en) * | 2003-09-10 | 2004-09-08 | 陈劲松 | Hub structure of wheel on suitcase (bag) |
| CN1880787A (en) * | 2005-06-14 | 2006-12-20 | 陈卓逵 | Fixing and connecting method for bearing and wheels |
| CN202545561U (en) * | 2011-04-21 | 2012-11-21 | 权纯昌 | Light-emitting hub, light-emitting wheel, wheeled ice skates, skateboard or wheelchair |
| CN103267060A (en) * | 2013-06-04 | 2013-08-28 | 江苏明江机械制造有限公司 | Double-roller structure for thermal insulation bracket |
| CN203161824U (en) * | 2013-04-09 | 2013-08-28 | 苏州天弘激光股份有限公司 | Idler wheel fixing structure for moving working platform |
| CN104909129A (en) * | 2015-06-23 | 2015-09-16 | 南通联振重工机械有限公司 | Feeder roller |
| WO2015136174A1 (en) * | 2014-03-14 | 2015-09-17 | Renault S.A.S | Device and method for sliding gear and clutch-type coupling for gearbox |
| CN104976321A (en) * | 2014-04-11 | 2015-10-14 | Skf公司 | Pulley device for belt or chain, manufacturing process of an hollow shaft for such a device and assembly process of such a device |
| CN106246714A (en) * | 2016-10-20 | 2016-12-21 | 苏州升德精密电气有限公司 | A kind of plastic roller |
| CN206290591U (en) * | 2016-12-21 | 2017-06-30 | 宝钢特钢长材有限公司 | It is a kind of to be applicable the self-locking axle sleeve that axle couples with drive |
| CN207728722U (en) * | 2017-12-21 | 2018-08-14 | 北京清大天达光电科技股份有限公司 | A kind of idler wheel anti-loose structure |
-
2017
- 2017-12-21 CN CN201711393789.1A patent/CN109944870B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31554E (en) * | 1977-03-21 | 1984-04-17 | Sandvik Aktiebolag | Roll device |
| CN2223725Y (en) * | 1995-04-11 | 1996-04-03 | 天津市硬质合金研究所 | Roller for applying pressure to engage closure with sealing surface |
| KR980003784U (en) * | 1996-06-29 | 1998-03-30 | Loosening device of car wheel mounting nut | |
| CN2553171Y (en) * | 2002-07-23 | 2003-05-28 | 北京卫金帆医学技术发展有限公司 | Combined roll fixed shaft |
| CN2639034Y (en) * | 2003-09-10 | 2004-09-08 | 陈劲松 | Hub structure of wheel on suitcase (bag) |
| CN1880787A (en) * | 2005-06-14 | 2006-12-20 | 陈卓逵 | Fixing and connecting method for bearing and wheels |
| CN202545561U (en) * | 2011-04-21 | 2012-11-21 | 权纯昌 | Light-emitting hub, light-emitting wheel, wheeled ice skates, skateboard or wheelchair |
| CN203161824U (en) * | 2013-04-09 | 2013-08-28 | 苏州天弘激光股份有限公司 | Idler wheel fixing structure for moving working platform |
| CN103267060A (en) * | 2013-06-04 | 2013-08-28 | 江苏明江机械制造有限公司 | Double-roller structure for thermal insulation bracket |
| WO2015136174A1 (en) * | 2014-03-14 | 2015-09-17 | Renault S.A.S | Device and method for sliding gear and clutch-type coupling for gearbox |
| CN104976321A (en) * | 2014-04-11 | 2015-10-14 | Skf公司 | Pulley device for belt or chain, manufacturing process of an hollow shaft for such a device and assembly process of such a device |
| CN104909129A (en) * | 2015-06-23 | 2015-09-16 | 南通联振重工机械有限公司 | Feeder roller |
| CN106246714A (en) * | 2016-10-20 | 2016-12-21 | 苏州升德精密电气有限公司 | A kind of plastic roller |
| CN206290591U (en) * | 2016-12-21 | 2017-06-30 | 宝钢特钢长材有限公司 | It is a kind of to be applicable the self-locking axle sleeve that axle couples with drive |
| CN207728722U (en) * | 2017-12-21 | 2018-08-14 | 北京清大天达光电科技股份有限公司 | A kind of idler wheel anti-loose structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109944870A (en) | 2019-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109944870B (en) | Anti-loosening structure for roller | |
| CN209959736U (en) | Shaft coupling | |
| CN202707924U (en) | Novel large load chain | |
| CN212355472U (en) | Conveying roller for plate production line | |
| CN201944205U (en) | Electromagnetic control power-shift gearbox with overrunning coupler characteristic | |
| CN213117105U (en) | Wear-resisting drive shaft with buffer structure | |
| CN210029507U (en) | Novel wire feeding mechanism | |
| CN204041778U (en) | A kind of free wheel device for high-power special vehicle torque-converters | |
| CN102979867A (en) | Integrated transmission connection method for parallel dual drive and single output | |
| CN204755654U (en) | Hydroenergy machine clutch | |
| CN205350243U (en) | Paper tube detects uses transmission | |
| CN201907837U (en) | Rubber roller of cowpea processing machine | |
| CN203421098U (en) | Involute wedge block backstop device | |
| CN204716814U (en) | A kind of mono-directional overrun diaphragm coupling | |
| CN104948611A (en) | One-way overrunning diaphragm coupler | |
| CN205534098U (en) | Novel double -turbine hydraulic torque converter | |
| CN205173407U (en) | Rear axle driving gear | |
| CN217873996U (en) | High-strength rolling bearing sleeve roller chain | |
| CN209818570U (en) | Floating long shaft coupling | |
| CN202301553U (en) | External eccentric arc roller type overrunning clutch for loading machine | |
| CN109469686B (en) | Outer ring capable of correcting gesture in advance when roller enters engagement and one-way clutch thereof | |
| CN220770050U (en) | Horizontal push-pull rigid chain | |
| CN202278139U (en) | Rocking-rolling riveting machine | |
| CN209904247U (en) | Positive and negative color transmission device of flexographic printing machine | |
| CN204284182U (en) | Axle head is provided with the Large-torsion transmisson axle of gear structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |