CN102852971A - Flexible adjusting device for radial displacement of bearing seat - Google Patents
Flexible adjusting device for radial displacement of bearing seat Download PDFInfo
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- CN102852971A CN102852971A CN2011101905159A CN201110190515A CN102852971A CN 102852971 A CN102852971 A CN 102852971A CN 2011101905159 A CN2011101905159 A CN 2011101905159A CN 201110190515 A CN201110190515 A CN 201110190515A CN 102852971 A CN102852971 A CN 102852971A
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- slide plate
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- bearing support
- bottom block
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Abstract
A flexible adjusting device for the radial displacement of a bearing seat comprises a baseboard seat, a slide board seat, a positioning assembly and a flexible adjusting assembly, wherein the slide board seat is positioned on the baseboard seat through the positioning assembly, and slidingly fits with the baseboard seat and the positioning assembly in a constrained region commonly formed by the baseboard seat and the positioning assembly; and one end of the flexible adjusting assembly is arranged in a through hole of a crect ear at the end portion of the slide board seat, and slidingly fits with the slide board seat, and the other end of the flexible adjusting assembly is fixedly arranged on a frame through bolts. The bearing seat is arranged on the slide board seat capable of constrainedly and relatively sliding, and the slide board seat is controlled through the flexible adjusting assembly, so the flexible adjusting device can conveniently and accurately adjust the center distance or the parallelism between two shafts, and enables the bearing seat to flexibly, emergently and automatically move in a radial direction to realize avoiding or the automatic reset after the avoiding in a case that the position of bearing seat is locked.
Description
Technical field
The present invention relates to a kind of controlling device of bearing support, particularly relate to a kind of controlling device of bearing support radial displacement.
Background technique
In the mechanical transmission design that relates to needs adjusting diaxon centre distance or parallelism, requiring wherein, the diaxon bearing of an axle must dispose adjustable pitch diameter to the device of displacement, conveniently to carry out the adjusting operation of diaxon centre distance or parallelism.Such as " band slider seat roller bearing units " among the GB GB/T7810-1995, it can be selected when designing for the bearing support that distance between shafts is had the requirement adjusted; On double-drum dryer, be that this gap value just must be finished by bearing support radial displacement controlling device by the thickness of the control of the gap value between two rotary drum working surfaces material film.The radial displacement adjustment of this bearing support, prior art adopts the regulative mode of similar motor radial displacement usually, namely on the both sides of bearing support, be provided with the device of bolt pushing tow, utilize the bearing support both sides to adjust precession or the back-out of bolt, realize the radial displacement of bearing support, reach gap value and the parallelism of regulating between two rotary drums.Above-mentioned these two kinds of regulative modes belong to rigidity together and regulate category, after namely adjust the bearing support position, and the bearing block bolton, its position no longer includes mobile possibility.In addition, because the quality of rotary drum working surface directly affects the film formed quality of material, thus higher to its working surface quality requirement, and rotary drum belongs to Pressure Container, and manufacture difficulty is also larger, and especially aobvious rotary drum involves great expense; During the double-drum dryer running, the direction of two drum rotating is all along the downward opposite direction rotating of symmetry center, if when work, accidentally between two rotary drums, fall into rigid foreign matter, and the mode of the bearing support of rotary drum because adopting rigidity to regulate, its position behind the adjusting play by locked with bolts, rigid foreign matter will be rolled distortion by two rotary drums immediately, by force by the gap location between two rotary drums, its result, will inevitably seriously damage two rotary drum working surfaces, cause the major accident of stopping production.
The prior art non-patent literature is quoted as proof:
1, the State Standard of the People's Republic of China GB/T7810-1995 rolling bearing roller bearing units boundary dimension/SBTS issue of usheing to seat, Luoyang bearing research institute of Machinery Industry Commission drafts, Beijing: China Standard Press, 1996.8, P16～P19.
The volumes such as 2, Chemical Equipment Design pandect drying equipment/Jin nation is vast ,-Beijing: Chemical Industry Press, 2002.7, the design of chapter 7 drum dryer, P283～P396; P284～P288, P309, P336.
The volumes such as 3, the petrochemical equipment design selects handbook exsiccator/Sinopec Group Shanghai Engineering Co., Ltd.'s tissue to write, and Jin nation is vast, 1 edition ,-Beijing: Chemical Industry Press, 2008.4, the 9 chapter rotary drum driers, P288～P297; P290, P294.
4, modern dryer technique/Pan Yongkang, Wang Xizhong, Liu Xiangdong chief editor, 2 editions ,-Beijing: Chemical Industry Press, 2006.12, the 2 pieces of the 7th chapters, P148～P160; P151, P154.
Summary of the invention
The above-mentioned disadvantage of bringing for fear of existing known technology, the invention provides a kind of soft readjustment device of bearing support radial displacement, centre distance or parallelism that the soft readjustment device of this bearing support radial displacement both can make things convenient for, regulate accurately diaxon, again can be in the blocked situation in bearing support position, bearing support still can be done flexible urgent automatically automatically reseting after radial displacement is dodged and dodged.
The technical solution adopted for the present invention to solve the technical problems is: a kind of soft readjustment device of bearing support radial displacement, formed by bottom block, slide plate chair, positioning component and soft readjustment assembly, it is characterized in that: slide plate chair is positioned on the bottom block by positioning component, and in bottom block and the constrained interval of the common formation of positioning component, the two makes relative sliding movingly therewith; One end of soft readjustment assembly is arranged in the through hole of slide plate chair end crect ear, and is slidingly matched with it, and the other end is with fixing being arranged on the frame of bolt.
The described bottom block plate-like structure spare that is rectangle, with plane that slide plate chair cooperates on, be provided with longitudinal fluting; Bottom block and positioning component binding site are provided with n screw; Be provided with in addition the through hole that is no less than 2 Vertical direction on the bottom block.
Described slide plate chair is the plate-type structural piece that an end is provided with crect ear, is provided with a through hole at crect ear, and the diameter of its through hole is greater than regulating the diameter of axle that is mated the position on the screw mandrel, and the center line of its through hole is parallel with slide plate chair master working plane.
Described positioning component by be no less than 2 regulating block, by the position piece and be no less than 4 locking block and form, and be separately positioned on the both sides of bottom block cross central line: regulating block is the rectangular flat plate structural member, is provided with the through hole that is no less than 2 on it and is no less than 1 screw; Leaning on a position piece is the rectangular flat plate structural member, on the fixing side that is arranged on bottom block, leans on the height of position piece greater than the height that is mated the position on the bottom block; Locking block is laterally taken ear, the alphabetical rectangular strip structural member of class " Γ " for having one, is provided with the through hole that is no less than 2 Vertical direction on it; Locking block is taken the height of ear lower plane greater than the height that is mated the position on the slide plate chair.
Described soft readjustment assembly is comprised of locking nut, cotter pin, packing ring, Compress Spring, spring end plate, adjusting screw mandrel and nut plate: the end of regulating screw mandrel one end is positive cubic cylindricality, and this end is provided with long section screw thread at the center screw matching part with the planar nut plate; Periphery in nut plate evenly is provided with n through hole; Packing ring, Compress Spring and spring terminal sleeve-board are contained in regulates the screw mandrel middle part, and the other end and the through hole matching part on the slide plate chair crect ear of regulating screw mandrel are cylindrical smooth pillow block; Matching part regulating screw mandrel and nut plate, spring end plate and slide plate chair crect ear is respectively arranged with locking nut; Cotter pin radially runs through is installed in the locking nut that the slide plate chair crect ear is close to and the adjusting screw mandrel through hole that is mated.
The invention has the beneficial effects as follows: be installed in because of bearing support on the slide plate chair that can make constrained relative sliding, and slide plate chair is controlled by the soft readjustment assembly, make the present invention both can make things convenient for, regulate accurately centre distance or parallelism between the diaxon, again can be in the blocked situation in bearing support position, bearing support still can be done flexible urgent automatically automatically reseting after radial displacement is dodged and dodged.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the plan view of organigram of the present invention.
Fig. 2 is the plan view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the organigram of the invention process on double-drum dryer.
Among the figure: 1. locking nut, 2. nut plate, 3. regulate screw mandrel, 4. packing ring, 5. spring bearer plate, 6. Compress Spring, 7. cotter pin, 8. regulating block, 9. locking block, 10. by a position piece, 11. slide plate chairs, 12. bottom blocks.
Among the figure: the double dot dash line view is two rotary drums, bearing support and the rack section schematic representation of double-drum dryer; The horizontal bidirectional arrow is depicted as the direction of bearing support radial displacement; The camber line arrow is depicted as the sense of rotation of rotary drum when work; Hollow arrow is depicted as under abnormal conditions, and slide plate chair drives bearing support and makes the direction that flexible urgent automatically radial displacement is dodged.
Embodiment
Fig. 1, Fig. 2, Fig. 3 and embodiment illustrated in fig. 4 in: the two end axles bearing of a double-drum dryer rotary drum axle wherein is installed in respectively on the slide plate chair (11) of the present invention's " a kind of soft readjustment device of bearing support radial displacement ".On frame, slide plate chair (11) is placed on it bottom block (12) with 4 bolton, and in the positioning component 2 minute else are fixedly installed on the vertical center line both sides of bottom block (12) side by a position piece (10); 4 locking blocks (9) in the positioning component divide the cross central line both sides that are located at bottom block (12), one side of taking ear is arranged all in the face of slide plate chair (11) on the locking block (9), wherein two locking blocks (9) back of the body near corresponding position by a position piece (10), every locking block (9) with 2 tools for bolts ' pretensions on bottom block (12); 2 regulating blocks (8) in the positioning component minute are located at the position corresponding with other 2 locking blocks (9), every regulating block (8) is fixed on the frame with 2 bolts, be equipped with in addition 2 on it with the adjusting bolt of nut, for adjusting slider seat (11) and locking block (9) gap between the two; Take out the adjusting screw mandrel (3) in the soft readjustment assembly, will be with an end precession nut plate (2) of positive cubic cylindricality and long section screw thread, and screw on locking nut (1), again the other end is passed with through hole that frame cooperates after, with 2 locking nuts (1) and packing ring (4), spring bearer plate (5), Compress Spring (6), after spring bearer plate (5) cover is packed into, to put into an end of cylindrical smooth pillow block the through hole of slide plate chair crect ear, overlap upper gasket (4) at the axle head that stretches out the slide plate chair crect ear, after screwing on locking nut (1), join brill one through hole in the neutral position of this locking nut (1) thickness, again cotter pin (7) is inserted in its through hole, and the part that it stretches out is broken into two with one's hands; After will regulating screw mandrel (3) axial position and substantially regulating suitably, with 4 bolts nut plate is fixed on the frame; Again the gap between slide plate chair (11) and the locking block (9) is adjusted, it is formed in the constrained interval jointly at bottom block (12) and locking block (9), the two can make relative sliding movingly therewith, after reaching requirement, screw bolt on the locking block (9) and the nut of regulating block (8) adjusted bolt; At this moment, the bearing support of rotary drum axle can be installed on the slide plate chair (11), again the pretightening force adjustment of Compress Spring (6) is reached the installation process rules required value after, screw locking nut (1).
Before double-drum dryer work, fibrous root is adjusted gap value between two rotary drums according to technological requirement: at first revolve the locking nut (1) on the withdrawing nut plate (2), block the positive cubic cylindricality of regulating screw mandrel (3) end with spanner, and positive and negative according to the difference of gap measured value and technological requirement value, come turn to regulate screw mandrel (3), be fixed on bearing support radial displacement on the slide plate chair (11) by its drive, reach in the scope of technological requirement value in the hope of making the gap measured value; After adjusting gap value, screw the locking nut (1) on the nut plate (2), finish the gap value adjustment work between two rotary drums, can be by the working specification operational outfit.
Double-drum dryer is in operation, when falling into abnormal conditions between two rotary drums such as the rigid foreign matter of burst, because bearing support is mounted on the sliding base plate (11), under the effect of reaction force, slide plate chair (11) certainly will drive bearing support mounted thereto, jointly form in the constrained interval at bottom block (12) and locking block (9), the two makes relative sliding therewith, namely to Compress Spring (6) one sides sliding by force, carry out simultaneously the transmission of power, bear unusual reaction force by Compress Spring (6), Compress Spring (6) is immediately by axial compression, make a pair of bearing support that is installed on the slide plate chair of the present invention (11) produce simultaneously flexible urgent automatically radial displacement and dodge, to strengthen the radial spacing between two rotary drums.Like this, rigid foreign matter can be more smoothly by the gap location between two rotary drums, just can make the working surface of two rotary drums avoid the degree of rigid foreign object damage or its damaged of reduction by a relatively large margin, effectively protect the working surface of two rotary drums; After rigid foreign matter is by the gap between two rotary drums, the unusual reaction force that Compress Spring (6) bears disappears, Compress Spring (6) axially resets under endogenetic process immediately, and promote sliding base plate synchronously (11) and bearing support reduction of spondylolisthesis mounted thereto.At this moment, after the automatically reseting after radial displacement is dodged and dodged through bearing support flexibility urgent automatically, double-drum dryer namely recovers normal operation.
Claims (5)
1. the soft readjustment device of a bearing support radial displacement, formed by bottom block, slide plate chair, positioning component and soft readjustment assembly, it is characterized in that: slide plate chair is positioned on the bottom block by positioning component, and in bottom block and the constrained interval of the common formation of positioning component, the two makes relative sliding movingly therewith; One end of soft readjustment assembly is arranged in the through hole of slide plate chair end crect ear, and is slidingly matched with it, and the other end is with fixing being arranged on the frame of bolt.
2. the soft readjustment device of a kind of bearing support radial displacement according to claim 1 is characterized in that: the bottom block plate-like structure spare that is rectangle, with plane that slide plate chair cooperates on, be provided with longitudinal fluting; Bottom block and positioning component binding site are provided with n screw; Be provided with in addition the through hole that is no less than 2 Vertical direction on the bottom block.
3. the soft readjustment device of a kind of bearing support radial displacement according to claim 1, it is characterized in that: slide plate chair is the plate-type structural piece that an end is provided with crect ear, be provided with a through hole at crect ear, the diameter of its through hole is greater than regulating the diameter of axle that is mated the position on the screw mandrel, and the center line of its through hole is parallel with slide plate chair master working plane.
4. the soft readjustment device of a kind of bearing support radial displacement according to claim 1, it is characterized in that: positioning component by be no less than 2 regulating block, by the position piece and be no less than 4 locking block and form, and be separately positioned on the both sides of bottom block cross central line, regulating block is the rectangular flat plate structural member, is provided with the through hole that is no less than 2 on it and is no less than 1 screw; Leaning on a position piece is the rectangular flat plate structural member, on the fixing side that is arranged on bottom block, leans on the height of position piece greater than the height that is mated the position on the bottom block; Locking block is laterally taken ear, the alphabetical rectangular strip structural member of class " Γ " for having one, is provided with the through hole that is no less than 2 Vertical direction on it; Locking block is taken the height of ear lower plane greater than the height that is mated the position on the slide plate chair.
5. the soft readjustment device of a kind of bearing support radial displacement according to claim 1, it is characterized in that: the soft readjustment assembly is comprised of locking nut, cotter pin, packing ring, Compress Spring, spring end plate, adjusting screw mandrel and nut plate, the end of regulating screw mandrel one end is positive cubic cylindricality, and this end is provided with long section screw thread at the center screw matching part with the planar nut plate; Periphery in nut plate evenly is provided with n through hole; Packing ring, Compress Spring and spring terminal sleeve-board are contained in regulates the screw mandrel middle part, and the other end and the through hole matching part on the slide plate chair crect ear of regulating screw mandrel are cylindrical smooth pillow block; Matching part regulating screw mandrel and nut plate, spring end plate and slide plate chair crect ear is respectively arranged with locking nut; Cotter pin radially runs through is installed in the locking nut that the slide plate chair crect ear is close to and the adjusting screw mandrel through hole that is mated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101905159A CN102852971A (en) | 2011-06-28 | 2011-06-28 | Flexible adjusting device for radial displacement of bearing seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101905159A CN102852971A (en) | 2011-06-28 | 2011-06-28 | Flexible adjusting device for radial displacement of bearing seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102852971A true CN102852971A (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101905159A Pending CN102852971A (en) | 2011-06-28 | 2011-06-28 | Flexible adjusting device for radial displacement of bearing seat |
Country Status (1)
| Country | Link |
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| CN (1) | CN102852971A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216526A (en) * | 2013-04-15 | 2013-07-24 | 北京航空航天大学 | Flexible bearing for symmetrical spiral crossed reed |
| CN104019125A (en) * | 2013-02-28 | 2014-09-03 | 中冶南方工程技术有限公司 | Structure for fixing bearings by using elastic elements |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3066898A (en) * | 1961-08-31 | 1962-12-04 | Leonard T Haynes | Electric motor and engine mount |
| US20020076127A1 (en) * | 2000-12-15 | 2002-06-20 | Tung-Chuan Wu | Active piezoelectric spindle bearing preload adjustment mechanism |
| EP1643141A1 (en) * | 2004-09-30 | 2006-04-05 | Profilati S.p.A. | A device for supporting conveyor rollers |
| CN2915253Y (en) * | 2006-06-23 | 2007-06-27 | 李寿海 | Roll crusher bearing pedestal backdrop device |
| CN202140433U (en) * | 2011-06-28 | 2012-02-08 | 东台市食品机械厂有限公司 | Flexible adjusting device for radial displacement of bearing seat |
-
2011
- 2011-06-28 CN CN2011101905159A patent/CN102852971A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3066898A (en) * | 1961-08-31 | 1962-12-04 | Leonard T Haynes | Electric motor and engine mount |
| US20020076127A1 (en) * | 2000-12-15 | 2002-06-20 | Tung-Chuan Wu | Active piezoelectric spindle bearing preload adjustment mechanism |
| EP1643141A1 (en) * | 2004-09-30 | 2006-04-05 | Profilati S.p.A. | A device for supporting conveyor rollers |
| CN2915253Y (en) * | 2006-06-23 | 2007-06-27 | 李寿海 | Roll crusher bearing pedestal backdrop device |
| CN202140433U (en) * | 2011-06-28 | 2012-02-08 | 东台市食品机械厂有限公司 | Flexible adjusting device for radial displacement of bearing seat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019125A (en) * | 2013-02-28 | 2014-09-03 | 中冶南方工程技术有限公司 | Structure for fixing bearings by using elastic elements |
| CN104019125B (en) * | 2013-02-28 | 2016-06-29 | 中冶南方工程技术有限公司 | Utilize the structure that bearing is fixed by flexible member |
| CN103216526A (en) * | 2013-04-15 | 2013-07-24 | 北京航空航天大学 | Flexible bearing for symmetrical spiral crossed reed |
| CN103216526B (en) * | 2013-04-15 | 2015-10-07 | 北京航空航天大学 | A kind of symmetric helix cross reed flexible bearing |
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Application publication date: 20130102 |