CN107631009B - Meshing transmission device suitable for large gear deflection - Google Patents
Meshing transmission device suitable for large gear deflection Download PDFInfo
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- CN107631009B CN107631009B CN201711086594.2A CN201711086594A CN107631009B CN 107631009 B CN107631009 B CN 107631009B CN 201711086594 A CN201711086594 A CN 201711086594A CN 107631009 B CN107631009 B CN 107631009B
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Abstract
The invention relates to a gear driving meshing device of deflection rotation equipment, in particular to a meshing transmission device suitable for deflection of a large gear. The swing mechanism comprises a large gear, a small gear, a swing base and a driving device, wherein the small gear is arranged on the swing base and is meshed with the large gear to drive the large gear to rotate, the swing mechanism further comprises a sliding supporting device and a swing supporting device, the sliding supporting device is arranged on the lower portion of one end of the swing base, and the swing supporting device is arranged on the lower portion of the other end of the swing base. The invention can make the pinion automatically adapt to the deflection of the bull gear, keep the gear pair well meshed, improve the stress condition of the gear pair, make the bearing stress of both sides of the pinion uniform, improve the safe reliability of the operation of the slewing equipment, easy to install.
Description
Technical Field
The invention relates to a gear driving meshing device of deflection rotation equipment, in particular to a meshing transmission device suitable for deflection of a large gear.
Background
The transmission device of the rotary kiln mainly comprises a large gear, a small gear, a fixed support and other parts, the rotation of the rotary kiln is realized through the matching of the large gear and the small gear, when the rotary kiln generates deflection deformation due to heating, the large gear deflects along with the large gear, the small gear is arranged on the fixed support, the angle and the position cannot be adjusted, the large gear and the small gear are not well meshed, the local stress of a gear pair is overlarge, and abrasion, pitting corrosion and damage occur in severe cases.
Disclosure of Invention
The present invention is directed to solving the above problems, and thus provides a meshing transmission adapted to the deflection of a large gear.
The invention solves the problems and adopts the technical scheme that:
a meshing transmission device suitable for large gear deflection comprises a large gear, a small gear, a swinging base and a driving device, wherein the small gear is installed on the swinging base and drives the large gear to rotate through meshing with the large gear, the meshing transmission device further comprises a sliding supporting device and a swinging supporting device, the sliding supporting device is installed on the lower portion of one end of the swinging base, and the swinging supporting device is installed on the lower portion of the other end of the swinging base.
Compared with the prior art, the invention adopting the technical scheme has the outstanding characteristics that:
the small gear can automatically adapt to the deflection of the large gear, the good meshing of the gear pair is kept, the stress condition of the gear pair is improved, the bearings on the two sides of the small gear are uniformly stressed, the safety and the reliability of the operation of the rotary equipment are improved, and the installation is convenient.
Preferably, the further technical scheme of the invention is as follows:
the swing supporting device comprises a bearing support, a first spherical bearing and a first pin shaft, wherein the bearing support is fixedly installed on a ground foundation, the first pin shaft is installed on the bearing support through the first spherical bearing, and the bearing support is hinged to one end of the swing base through the first pin shaft.
The sliding support device comprises a fixed support, an adjusting bolt, a sliding plate, a spherical thrust bearing, a belleville spring, a second spherical bearing, a second pin shaft and a connecting support, wherein the fixed support is fixedly installed on a ground foundation, the second pin shaft is installed on the fixed support through the second spherical bearing, the fixed support is hinged to the lower end of the adjusting bolt through the second pin shaft, the upper end of the adjusting bolt is fixedly connected with the connecting support through a nut, the connecting support is fixedly connected with the other end of the swinging base, the sliding plate, the spherical thrust bearing and the belleville spring are sequentially installed below the connecting support, and the sliding plate, the spherical thrust bearing and the belleville spring are respectively sleeved on the adjusting bolt and limit the position through the nut.
The sliding plate is a self-lubricating wear-resistant polytetrafluoroethylene plate.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic left side view of the structure of FIG. 1;
FIG. 3 is a schematic view of a swing support apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of a sliding support according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
in the figure: a bull gear 1; a pinion 2; a swing base 3; an adjusting bolt 4; a fixed support 5; a first spherical bearing 6; a bearing support 7; a pinion shaft 8; bearings and bearing blocks 9; a flexible coupling 10; a first pin 11; connecting the support 12; a slide plate 13; a spherical thrust bearing 14; a belleville spring 15; a second spherical bearing 16; a second pin 17; a first nut 18; a second nut 19; a ground foundation 20; a support guard 21; a support base plate 22.
The specific implementation mode is as follows:
the invention will be further illustrated by the following examples, which are intended only for a better understanding of the present invention and therefore do not limit the scope of the invention.
Referring to fig. 1 and 2, the meshing transmission device suitable for large gear deflection comprises a large gear 1, a small gear 2, a swinging base 3, a sliding support device, a swinging support device and a driving device, wherein the small gear 2 is installed on the swinging base 3, the large gear 1 is driven to rotate by being meshed with the large gear 1, the sliding support device is installed on the lower portion of one end of the swinging base, and the swinging support device is installed on the lower portion of the other end of the swinging base.
Referring to fig. 3, the swing supporting device includes a bearing support 7, a first spherical bearing 6, a first pin 11, the first spherical bearing 6 is a self-lubricating ball bearing, the bearing support 7 is fixedly mounted on a ground foundation 20, the first pin 11 is mounted on the bearing support 7 through the first spherical bearing 6, the bearing support 7 is hinged to one end of the swing base 3 through the first pin 11, and the swing base 3 swings within a certain range around the center of the first spherical bearing 6.
Referring to fig. 4 and 5, the sliding support device includes a fixed support 5, an adjusting bolt 4, a sliding plate 13, a spherical thrust bearing 14, a belleville spring 15, a second spherical bearing 16, a second pin 17, a first nut 18, a second nut 19, and a connecting support 12.
Adjusting bolt 4's lower part is circular, it has the through-hole to open in the centre, fixing support 5 includes support bottom plate 22 and support backplate 21, support backplate 21 welds on support bottom plate 22, support bottom plate 22 fixed mounting is on ground basis 20, second round pin axle 17 passes through second spherical bearing 16 and installs on support backplate 21, fixing support 5 is articulated with adjusting bolt 4's lower extreme through second round pin axle 17, adjusting bolt 4 can swing at certain within range around second spherical bearing 16's center, adjusting bolt 4's upper end is through first nut 18 and connection support 12 fixed connection, connect support 12 and swing base 3's other end fixed connection, realize restricting swing base 3 displacement on vertical direction through the position of restriction connection support 12.
The sliding plate 13, the spherical thrust bearing 14 and the belleville spring 15 are sequentially mounted below the connecting support 12, the sliding plate 13, the spherical thrust bearing 14 and the belleville spring 15 are respectively sleeved on the adjusting bolt 4 and limited in position by the second nut 19, the sliding plate 13 is a self-lubricating wear-resistant polytetrafluoroethylene plate and is mounted below the swing base 3, the swing base 3 can slide in a certain range in a translation mode along the sliding plate 13, the spherical thrust bearing 14 and the belleville spring 15 are sequentially mounted below the sliding plate 13 and are fixedly pressed by the second nut 19, the spherical thrust bearing 14 is a self-lubricating spherical thrust bearing, and the swing base 3 can swing within a certain range in the radius of the spherical thrust bearing 14.
The driving device is a power device with a large gear 1 meshed with a small gear 2 and comprises a small gear shaft 8, a bearing seat 9 and a flexible coupling 10, wherein the flexible coupling 10 can absorb the position deviation of the input end and the output end of the coupling caused by the deflection of the small gear 2.
The fixed support 5 comprises a support bottom plate 22 and a support guard plate 21, a certain gap is formed between the adjusting bolt 4 and the support guard plate 21, the left-right swing of the adjusting bolt 4 can be realized, and the adjusting bolt 4 is prevented from extruding the support guard plate 21 to deform in the position adjusting process of the sliding support device.
When the swing base is in work, the input end of the flexible coupling 10 gives driving torque to drive the pinion shaft 8 and the pinion 2 to rotate, the large gear 1 is driven to rotate, the large gear 1 is fixed on a swing device, when the swing device and the large gear 1 swing, meshing force between the small gear 2 and the large gear 1 is not distributed uniformly along the tooth width direction, namely, two bearings on two sides of the gear and a bearing seat 9 are subjected to unequal stress, at the moment, the swing base 3 rotates around the center of the first spherical bearing 6, and if necessary, the swing base 3 can also slide in a translational manner along the sliding plate 13 within a certain range, so that the position of the small gear 2 is adjusted, the stress difference is gradually reduced and eliminated, and the small gear 2 automatically adapts to the swing of the large gear 1 to keep good meshing of a gear pair.
The device can enable the pinion 2 to automatically adapt to the deflection of the large gear 1, keep the gear pair well meshed, improve the stress condition of the gear pair, enable bearings on two sides of the pinion 2 to be evenly stressed, improve the safety and reliability of the operation of the rotary equipment and be convenient to install.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (2)
1. The utility model provides an adaptation gear wheel deflection's meshing transmission, includes gear wheel, pinion, swing base, drive arrangement, and the pinion is installed on swing base, through rotating with gear wheel meshing drive gear wheel, its characterized in that: the device also comprises a sliding supporting device and a swinging supporting device, wherein the sliding supporting device is arranged at the lower part of one end of the swinging base, and the swinging supporting device is arranged at the lower part of the other end of the swinging base; the swing supporting device comprises a bearing support, a first spherical bearing and a first pin shaft, wherein the bearing support is fixedly arranged on a ground foundation, the first pin shaft is arranged on the bearing support through the first spherical bearing, and the bearing support is hinged with one end of the swing base through the first pin shaft; the sliding support device comprises a fixed support, an adjusting bolt, a sliding plate, a spherical thrust bearing, a belleville spring, a second spherical bearing, a second pin shaft and a connecting support, wherein the fixed support is fixedly installed on a ground foundation, the second pin shaft is installed on the fixed support through the second spherical bearing, the fixed support is hinged to the lower end of the adjusting bolt through the second pin shaft, the upper end of the adjusting bolt is fixedly connected with the connecting support through a nut, the connecting support is fixedly connected with the other end of the swinging base, the sliding plate, the spherical thrust bearing and the belleville spring are sequentially installed below the connecting support, and the sliding plate, the spherical thrust bearing and the belleville spring are respectively sleeved on the adjusting bolt and limit the position through the nut.
2. The geared drive of claim 1, wherein the gear wheel is adapted to yaw, and wherein: the sliding plate is a self-lubricating wear-resistant polytetrafluoroethylene plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086594.2A CN107631009B (en) | 2017-11-07 | 2017-11-07 | Meshing transmission device suitable for large gear deflection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086594.2A CN107631009B (en) | 2017-11-07 | 2017-11-07 | Meshing transmission device suitable for large gear deflection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107631009A CN107631009A (en) | 2018-01-26 |
| CN107631009B true CN107631009B (en) | 2022-07-29 |
Family
ID=61107278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711086594.2A Active CN107631009B (en) | 2017-11-07 | 2017-11-07 | Meshing transmission device suitable for large gear deflection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107631009B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008081060A (en) * | 2006-09-29 | 2008-04-10 | Hitachi Ltd | Power steering device |
| CN201811570U (en) * | 2010-09-08 | 2011-04-27 | 王德元 | Flexible transmission device of rotary kiln |
| DE102009053095A1 (en) * | 2009-11-13 | 2011-05-19 | Schaeffler Technologies Gmbh & Co. Kg | Joint bearing for drive shaft of agricultural tractor, has two rows of roller bodies arranged between outer and inner rings, where bodies are designed as casters with surfaces arranged parallel to each other and flattened from base form |
| CN202732897U (en) * | 2012-08-10 | 2013-02-13 | 唐山三友化工股份有限公司 | Transmission device of steam calcinator |
| CN104321239A (en) * | 2012-04-12 | 2015-01-28 | Zf操作系统有限公司 | Steering gear |
| DE102016211694B3 (en) * | 2016-06-29 | 2017-10-05 | Ford Global Technologies, Llc | Transmission unit for a motor vehicle |
| DE102016211706B3 (en) * | 2016-06-29 | 2017-12-14 | Ford Global Technologies, Llc | Transmission unit for a motor vehicle |
| CN207364236U (en) * | 2017-11-07 | 2018-05-15 | 中材建设有限公司 | Adapt to the mesh gear of gear wheel beat |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090314114A1 (en) * | 2008-06-18 | 2009-12-24 | Elram Engineering And Advanced Technologies 1992 Ltd. | Backlash elimination mechanism for gear systems for low speed applications |
| DE102013003749A1 (en) * | 2013-03-06 | 2014-09-11 | Thyssenkrupp Presta Aktiengesellschaft | Angularly movable bearing arrangement for pinions in reduction gears of electromechanical steering systems |
-
2017
- 2017-11-07 CN CN201711086594.2A patent/CN107631009B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008081060A (en) * | 2006-09-29 | 2008-04-10 | Hitachi Ltd | Power steering device |
| DE102009053095A1 (en) * | 2009-11-13 | 2011-05-19 | Schaeffler Technologies Gmbh & Co. Kg | Joint bearing for drive shaft of agricultural tractor, has two rows of roller bodies arranged between outer and inner rings, where bodies are designed as casters with surfaces arranged parallel to each other and flattened from base form |
| CN201811570U (en) * | 2010-09-08 | 2011-04-27 | 王德元 | Flexible transmission device of rotary kiln |
| CN104321239A (en) * | 2012-04-12 | 2015-01-28 | Zf操作系统有限公司 | Steering gear |
| CN202732897U (en) * | 2012-08-10 | 2013-02-13 | 唐山三友化工股份有限公司 | Transmission device of steam calcinator |
| DE102016211694B3 (en) * | 2016-06-29 | 2017-10-05 | Ford Global Technologies, Llc | Transmission unit for a motor vehicle |
| DE102016211706B3 (en) * | 2016-06-29 | 2017-12-14 | Ford Global Technologies, Llc | Transmission unit for a motor vehicle |
| CN207364236U (en) * | 2017-11-07 | 2018-05-15 | 中材建设有限公司 | Adapt to the mesh gear of gear wheel beat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107631009A (en) | 2018-01-26 |
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