CN110953247A - Eccentric bearing and eccentric shaft mounting method - Google Patents
Eccentric bearing and eccentric shaft mounting method Download PDFInfo
- Publication number
- CN110953247A CN110953247A CN202010052288.2A CN202010052288A CN110953247A CN 110953247 A CN110953247 A CN 110953247A CN 202010052288 A CN202010052288 A CN 202010052288A CN 110953247 A CN110953247 A CN 110953247A
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- hole
- eccentric
- eccentric bearing
- inner ring
- shaft
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
An eccentric bearing and a method of mounting an eccentric shaft. The application discloses an eccentric bearing and an eccentric shaft mounting method. The eccentric bearing is thicker than the outer ring in the axial direction, the distance from the circle center of the outer wall of the inner ring to the circle center of the inner wall of the inner ring is an eccentric distance, an A hole is formed in the inner ring along the direction from the circle center of the inner wall to the circle center of the outer wall, and a B hole and a C hole are formed in the outer portion of the A hole which rotates 120 degrees and 240 degrees along the circumference by taking the circle center of the inner wall as an original point; in the method, holes A of later-installed eccentric bearings correspond to holes B of earlier-installed eccentric bearings, the lower end faces of inner rings of the later-installed eccentric bearings are pressed to the upper end faces of the earlier-installed eccentric bearings, and the first, second and third eccentric bearings are installed and locked through pin shafts and then sleeved on a shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees. The eccentric shaft bearing is simple in structure, the eccentric shaft mounting method can be conveniently mounted without arranging key grooves on the eccentric bearing and the shaft, and the mounting efficiency, the mounting precision and the service life of the eccentric shaft are improved.
Description
Technical Field
The application relates to the field of installation of bearings and eccentric shafts, in particular to an eccentric bearing and an eccentric shaft installation method.
Background
The eccentric shaft is widely applied to various light and heavy machines, particularly to a speed reducer, and generally, the eccentric shaft with an eccentric structure is directly processed, the eccentric function is realized in the modes of sleeving a bearing and an eccentric sleeve with a shaft, directly sleeving an eccentric bearing to the shaft and the like, wherein the eccentric bearing has a simpler structure and is widely applied compared with other modes. In a reducer, an eccentric bearing is typically keyed to a shaft.
The inventor finds that the thicknesses of the inner ring and the outer ring of the eccentric bearing in the axial direction are generally the same, when the eccentric bearings are installed on a shaft, the two eccentric bearings need to be spaced at a certain distance in the axial direction, otherwise the eccentric bearings can interfere with each other when working, and even normal working is affected, when the eccentric bearings and the shaft are connected in a key groove fit mode, certain requirements are placed on the size and the strength of the shaft, and when the size of the shaft is small, the eccentric bearings are not suitable for being connected with the eccentric bearings in the key groove. In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
For solving above-mentioned technical problem, the application provides an eccentric bearing, this eccentric bearing simple structure, it is convenient to install, need not use with eccentric shaft or eccentric bushing cooperation to do not need eccentric bearing and axle key way of leaving, can be directly fixed with hollow shaft connection, in order to improve the installation effectiveness and the life of eccentric shaft.
In order to achieve the purpose, the technical scheme adopted by the application is as follows:
an eccentric bearing comprising an outer ring, an inner ring, a cage and rolling elements:
the inner ring is thicker than the outer ring in the axial direction;
the center of the inner wall of the inner ring is not concentric with the center of the outer wall of the inner ring, and the distance from the center of the inner wall to the center of the outer wall is an eccentric distance;
the inner wall circle center is used as a starting point, a hole A is formed in the axial direction of the inner ring along the direction in which the inner wall circle center points to the outer wall circle center, a hole B with the same diameter is formed in the position, rotated by 120 degrees, of the hole A along the circumference, a hole C with the same diameter is formed in the position, rotated by 240 degrees, of the hole A along the circumference, and the hole types of the hole B and the hole C are the same as those of the hole A.
In a specific embodiment:
the hole A can be a through hole, and blind holes can be respectively formed in the upper end face and the lower end face of the inner ring.
In a specific embodiment, the a well, the B well, and the C well:
the hole A can be rotated in a clockwise direction to obtain the hole B and the hole C, and the hole A can also be rotated in a counterclockwise direction to obtain the hole B and the hole C.
Another scheme adopted by the present application is as follows:
an eccentric shaft mounting method comprises the following steps:
the installation needs to use a shaft, a plurality of pin shafts with the diameters matched with the holes A, B and C, three eccentric bearings as above,
the eccentric shaft after being installed has three eccentric directions, the included angles of the three eccentric directions are 120 degrees,
when the hole A, the hole B and the hole C are through holes, the mounting method comprises the following steps:
placing a first eccentric bearing in a fixed position;
preparing a pin shaft with the length not more than the thickness of the inner ring of the three eccentric bearings in the axial direction, and installing the pin shaft in a hole B of the first eccentric bearing;
the hole A of the second eccentric bearing is aligned to the hole B of the first eccentric bearing through the pin shaft for positioning connection, and the lower end face of the inner ring of the second eccentric bearing is pressed to the upper end face of the inner ring of the first eccentric bearing;
mounting a pin shaft in a hole B of a second eccentric bearing;
the hole A of the third eccentric bearing is aligned with the hole B of the second eccentric bearing, namely aligned with the hole C of the first eccentric bearing through the pin shaft positioning connection, and the lower end face of the inner ring of the third eccentric bearing is pressed to the upper end face of the inner ring of the second eccentric bearing;
the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
In a specific embodiment:
when the hole A, the hole B and the hole C are two blind holes formed in two end faces of the inner ring, the mounting method comprises the following steps:
placing a first eccentric bearing in a fixed position;
respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into the hole A, the hole B and the hole C of the first eccentric bearing, or installing the pin shaft into the hole B of the first eccentric bearing, or installing the pin shaft into any one to two holes of the first eccentric bearing;
the hole A of the second eccentric bearing is aligned to the hole B of the first eccentric bearing through the pin shaft for positioning connection, and the lower end face of the inner ring of the second eccentric bearing is pressed to the upper end face of the inner ring of the first eccentric bearing;
respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into a hole A, a hole B and a hole C of a second eccentric bearing, or installing the pin shaft into the hole B of the second eccentric bearing, or installing the pin shaft into any one to two holes of the second eccentric bearing;
the hole A of the third eccentric bearing is aligned with the hole B of the second eccentric bearing, namely aligned with the hole C of the first eccentric bearing through the pin shaft positioning connection, and the lower end face of the inner ring of the third eccentric bearing is pressed to the upper end face of the inner ring of the second eccentric bearing;
the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
The technical scheme has the following beneficial effects:
the application provides an eccentric bearing and an eccentric shaft installation method, this eccentric bearing is in the setting that the axial direction inner circle is thicker than the outer lane, after the eccentric shaft installation is accomplished, make the bearing outer lane do not extrude and mutually noninterfere in the axial, guaranteed the normal work of eccentric shaft, this eccentric bearing simple structure, the three hole design of inner circle need not open the keyway on the excircle of eccentric bearing inner circle and axle, can realize the installation that the eccentric shaft is more convenient, the installation effectiveness of eccentric shaft has been improved, the installation accuracy and life.
Drawings
FIG. 1 is a schematic structural view of an eccentric bearing in an embodiment of the present application;
FIG. 2 is a schematic view of the bore of the eccentric bearing A in an embodiment of the present application;
FIG. 3 is another schematic view of the eccentric bearing A hole in the embodiment of the present application;
FIG. 4 is a phase diagram of a first eccentric bearing installed in another embodiment of the present application;
FIG. 5 is a phase diagram of a second eccentric bearing installed in another embodiment of the present application;
FIG. 6 is a phase diagram of a third eccentric bearing installed in another embodiment of the present application;
in the figure:
100. an inner ring; 101. an inner race of a first eccentric bearing; 102. an inner race of a second eccentric bearing; 103. an inner race of a third eccentric bearing; 210. an inner wall; 220. an outer wall; 310. the circle center of the inner wall; 320. the circle center of the outer wall;
400. a hole A; 401. a bore a of the first eccentric bearing; 402. a bore a of a second eccentric bearing; 403. a hole a of a third eccentric bearing;
500. b hole; 501. a B hole of the first eccentric bearing; 502. a second eccentric bearing B hole;
600. c hole; 601. a C hole of a first eccentric bearing; 602. a C hole of a second eccentric bearing;
700. a shaft.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
An eccentric bearing in an embodiment of the present application includes an outer ring, an inner ring 100, a cage, and rolling elements:
the inner ring 100 is thicker than the outer ring in the axial direction; as shown in fig. 1, the center of the inner wall 210 of the inner ring 100 is not concentric with the center of the outer wall 220 of the inner ring 100, and the distance from the center of the inner wall 210 to the center of the outer wall 220 is an eccentric distance; with the inner wall circle center 310 as a starting point, an a hole 400 is formed in the axial direction of the inner ring 100 along the direction in which the inner wall circle center 310 points to the outer wall circle center 320, with the inner wall circle center 310 as an origin point, a B hole 500 with the same diameter is formed in the a hole 400 at a position rotated by 120 degrees along the circumference, a C hole 600 with the same diameter is formed in the a hole at a position rotated by 240 degrees along the circumference, and the opening types of the B hole 500 and the C hole 600 are the same as those of the a hole 400.
According to the embodiments of the present application, as preferable in the embodiments,
the a hole 400 may be a through hole as shown in fig. 2, or may be a blind hole formed on each of the upper and lower end surfaces of the inner ring as shown in fig. 3.
According to the embodiments of the present application, as preferable in the embodiments,
the a hole 400 may be rotated in a clockwise direction to obtain the B hole 500 and the C hole 600, and the a hole 400 may also be rotated in a counterclockwise direction to obtain the B hole 500 and the C hole 600.
In another embodiment of the present application, a method for mounting an eccentric shaft comprises: the eccentric shaft after being installed has three eccentric directions, the included angles of the three eccentric directions are 120 degrees, a shaft 700, a plurality of pin shafts with diameters matched with the diameters of the hole A400, the hole B500 and the hole C600 and three eccentric bearings as described in the previous embodiment are needed for installation, and when the hole A400, the hole B500 and the hole C600 are through holes, as shown in fig. 4, 5 and 6, the installation method comprises the following steps:
placing a first eccentric bearing in a fixed position; preparing a pin shaft with the length not more than the thickness of the inner ring of the three eccentric bearings in the axial direction, and installing the pin shaft in the hole B501 of the first eccentric bearing; through the pin shaft positioning connection, the hole A402 of the second eccentric bearing is aligned with the hole B501 of the first eccentric bearing, and the lower end face of the inner ring 102 of the second eccentric bearing is pressed to the upper end face of the inner ring 101 of the first eccentric bearing; mounting a pin shaft in a hole B of a second eccentric bearing; through the pin shaft positioning connection, the hole A403 of the third eccentric bearing is aligned with the hole B502 of the second eccentric bearing, namely aligned with the hole C601 of the first eccentric bearing, and the lower end face of the third eccentric bearing inner ring 103 is pressed to the upper end face of the second eccentric bearing inner ring 102;
the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
Specifically, after the first eccentric bearing is placed in a fixed position, the pin shaft can be respectively installed in the hole a 401, the hole B501 and the hole C601 of the first eccentric bearing, and the steps of installing the pin shaft in the hole B501 of the first eccentric bearing and installing the pin shaft in the hole B of the second eccentric bearing are not required.
According to the embodiments of the present application, as preferable in the embodiments,
when the hole A, the hole B and the hole C are two blind holes formed in two end faces of the inner ring, the mounting method comprises the following steps:
placing a first eccentric bearing in a fixed position; respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into the hole A401, the hole B501 and the hole C601 of the first eccentric bearing, or installing the pin shaft into the hole B501 of the first eccentric bearing, or installing the pin shaft into any one to two holes of the first eccentric bearing; through the pin shaft positioning connection, the hole A501 of the second eccentric bearing is aligned with the hole B402 of the first eccentric bearing, and the lower end face of the inner ring 102 of the second eccentric bearing is pressed to the upper end face of the inner ring 101 of the first eccentric bearing; respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into the hole A402, the hole B502 and the hole C602 of the second eccentric bearing, or installing the pin shaft into the hole B of the second eccentric bearing, or installing the pin shaft into any one to two holes of the second eccentric bearing; through the pin shaft positioning connection, the hole A403 of the third eccentric bearing is aligned with the hole B502 of the second eccentric bearing, namely aligned with the hole C601 of the first eccentric bearing, and the lower end face of the third eccentric bearing inner ring 103 is pressed to the upper end face of the second eccentric bearing inner ring 102; the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. The utility model provides an eccentric bearing, includes outer lane, inner circle, holder and rolling element, its characterized in that:
the inner ring is thicker than the outer ring in the axial direction;
the center of the inner wall of the inner ring is not concentric with the center of the outer wall of the inner ring, and the distance from the center of the inner wall to the center of the outer wall is an eccentric distance;
the inner wall circle center is used as a starting point, a hole A is formed in the axial direction of the inner ring along the direction in which the inner wall circle center points to the outer wall circle center, a hole B with the same diameter is formed in the position, rotated by 120 degrees, of the hole A along the circumference, a hole C with the same diameter is formed in the position, rotated by 240 degrees, of the hole A along the circumference, and the hole types of the hole B and the hole C are the same as those of the hole A.
2. The eccentric bearing of claim 1, wherein:
the hole A can be a through hole, and blind holes can be respectively formed in the upper end face and the lower end face of the inner ring.
3. The eccentric bearing of claim 1, said a bore, said B bore, said C bore, wherein:
the hole A can be rotated in a clockwise direction to obtain the hole B and the hole C, and the hole A can also be rotated in a counterclockwise direction to obtain the hole B and the hole C.
4. An eccentric shaft mounting method is characterized in that:
the installation needs to use a shaft, a plurality of pin shafts with the diameters matched with the holes A, B and C, three eccentric bearings according to any one of the claims 1 to 3,
the eccentric shaft after being installed has three eccentric directions, the included angles of the three eccentric directions are 120 degrees,
when the hole A, the hole B and the hole C are through holes, the mounting method comprises the following steps:
placing a first eccentric bearing in a fixed position;
preparing a pin shaft with the length not more than the thickness of the inner ring of the three eccentric bearings in the axial direction, and installing the pin shaft in a hole B of the first eccentric bearing;
the hole A of the second eccentric bearing is aligned to the hole B of the first eccentric bearing through the pin shaft for positioning connection, and the lower end face of the inner ring of the second eccentric bearing is pressed to the upper end face of the inner ring of the first eccentric bearing;
mounting a pin shaft in a hole B of a second eccentric bearing;
the hole A of the third eccentric bearing is aligned with the hole B of the second eccentric bearing, namely aligned with the hole C of the first eccentric bearing through the pin shaft positioning connection, and the lower end face of the inner ring of the third eccentric bearing is pressed to the upper end face of the inner ring of the second eccentric bearing;
the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
5. The eccentric shaft mounting method according to claim 4, wherein:
when the hole A, the hole B and the hole C are two blind holes formed in two end faces of the inner ring, the mounting method comprises the following steps:
placing a first eccentric bearing in a fixed position;
respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into the hole A, the hole B and the hole C of the first eccentric bearing, or installing the pin shaft into the hole B of the first eccentric bearing, or installing the pin shaft into any one to two holes of the first eccentric bearing;
the hole A of the second eccentric bearing is aligned to the hole B of the first eccentric bearing through the pin shaft for positioning connection, and the lower end face of the inner ring of the second eccentric bearing is pressed to the upper end face of the inner ring of the first eccentric bearing;
respectively installing a pin shaft with the length equal to the sum of the depths of two blind holes of the same eccentric bearing into a hole A, a hole B and a hole C of a second eccentric bearing, or installing the pin shaft into the hole B of the second eccentric bearing, or installing the pin shaft into any one to two holes of the second eccentric bearing;
the hole A of the third eccentric bearing is aligned with the hole B of the second eccentric bearing, namely aligned with the hole C of the first eccentric bearing through the pin shaft positioning connection, and the lower end face of the inner ring of the third eccentric bearing is pressed to the upper end face of the inner ring of the second eccentric bearing;
the three eccentric bearings are combined and locked through a pin shaft, and are sleeved on the outer circle of the shaft to form an eccentric shaft with three eccentric directions and included angles of 120 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010052288.2A CN110953247A (en) | 2020-01-17 | 2020-01-17 | Eccentric bearing and eccentric shaft mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010052288.2A CN110953247A (en) | 2020-01-17 | 2020-01-17 | Eccentric bearing and eccentric shaft mounting method |
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| Publication Number | Publication Date |
|---|---|
| CN110953247A true CN110953247A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010052288.2A Pending CN110953247A (en) | 2020-01-17 | 2020-01-17 | Eccentric bearing and eccentric shaft mounting method |
Country Status (1)
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| CN (1) | CN110953247A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342609A (en) * | 2020-05-19 | 2020-06-26 | 理工华汇(潍坊)智能机器人有限公司 | Integrated speed reducer |
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|---|---|---|---|---|
| GB1271010A (en) * | 1969-12-30 | 1972-04-19 | Honeywell Ltd | Improvements in or relating to cams |
| US6443106B1 (en) * | 1999-03-24 | 2002-09-03 | Fev Motorentechnik Gmbh | Coupling element connecting two parallel, spaced shafts for varying their position relative to one another |
| JP2010090997A (en) * | 2008-10-08 | 2010-04-22 | Nissin Kogyo Co Ltd | Eccentric bearing |
| DE102013208745A1 (en) * | 2013-05-13 | 2014-11-13 | Robert Bosch Gmbh | Device for operating a pump device, pump device |
| CN108799316A (en) * | 2018-08-02 | 2018-11-13 | 南通振康焊接机电有限公司 | A kind of RV accurate retarding machines eccentric shaft and accurate retarding machine |
| CN109027191A (en) * | 2018-09-25 | 2018-12-18 | 山东帅克机械制造股份有限公司 | A kind of assembly technology of the hollow high-accuracy reducer arrangement of integration |
| CN208546438U (en) * | 2018-05-15 | 2019-02-26 | 沧州韵翔纸箱机械有限公司 | A kind of anilox roll lifting driving capacity eccentric bearing |
| CN104948567B (en) * | 2014-03-27 | 2019-10-18 | 加德纳丹佛石油泵有限公司 | Tunnel type arbor with the counterweight that radial contour increases |
-
2020
- 2020-01-17 CN CN202010052288.2A patent/CN110953247A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1271010A (en) * | 1969-12-30 | 1972-04-19 | Honeywell Ltd | Improvements in or relating to cams |
| US6443106B1 (en) * | 1999-03-24 | 2002-09-03 | Fev Motorentechnik Gmbh | Coupling element connecting two parallel, spaced shafts for varying their position relative to one another |
| JP2010090997A (en) * | 2008-10-08 | 2010-04-22 | Nissin Kogyo Co Ltd | Eccentric bearing |
| DE102013208745A1 (en) * | 2013-05-13 | 2014-11-13 | Robert Bosch Gmbh | Device for operating a pump device, pump device |
| CN104948567B (en) * | 2014-03-27 | 2019-10-18 | 加德纳丹佛石油泵有限公司 | Tunnel type arbor with the counterweight that radial contour increases |
| CN208546438U (en) * | 2018-05-15 | 2019-02-26 | 沧州韵翔纸箱机械有限公司 | A kind of anilox roll lifting driving capacity eccentric bearing |
| CN108799316A (en) * | 2018-08-02 | 2018-11-13 | 南通振康焊接机电有限公司 | A kind of RV accurate retarding machines eccentric shaft and accurate retarding machine |
| CN109027191A (en) * | 2018-09-25 | 2018-12-18 | 山东帅克机械制造股份有限公司 | A kind of assembly technology of the hollow high-accuracy reducer arrangement of integration |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342609A (en) * | 2020-05-19 | 2020-06-26 | 理工华汇(潍坊)智能机器人有限公司 | Integrated speed reducer |
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Application publication date: 20200403 |