CN204007082U - The two two grades of bearing and turning kilns of transmission of a kind of friction - Google Patents
The two two grades of bearing and turning kilns of transmission of a kind of friction Download PDFInfo
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- CN204007082U CN204007082U CN201420325348.3U CN201420325348U CN204007082U CN 204007082 U CN204007082 U CN 204007082U CN 201420325348 U CN201420325348 U CN 201420325348U CN 204007082 U CN204007082 U CN 204007082U
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Abstract
The two two grades of bearing and turning kilns of transmission of a kind of friction, comprise kiln cylinder body, two groups of transmission devices and be equipped with two supporting arrangements of the base that floats, each supporting arrangement includes the support roller that two symmetries are located at kiln cylinder body both sides, kiln cylinder body is comprised of three sections of shell rings, two sections of adjacent shell rings connect by a wheel band shell ring, on two wheel band shell rings, being arranged with respectively wheel belting, two the wheel beltings respectively support roller in two supporting arrangements support; Every group of main gear reducer that transmission device includes a main motor and is connected with main motor, the main gear reducer of two groups of transmission devices is connected with two support rollers in one of them supporting arrangement by shaft coupling respectively, these two support rollers are synchronously rotated by two groups of actuator drives respectively, thereby by frictional force driven wheel belting, kiln cylinder body is rotated.The utility model is rotated by frictional force driven wheel band by support roller, realizes kiln cylinder body and synchronously rotates, and improves transmission efficiency; Adopt two grades of supportings, reduce costs and weight of equipment.
Description
Technical field
The utility model relates to the revolution kind equipment of burning clinker of cement in cement producing line, the two two grades of bearing and turning kilns of transmission of a kind of friction specifically.
Background technology
Cement rotary kiln is calciner on cement producing line, and raw materials for production are chemically reactive therein, and raw material are become to grog, and its structure is mainly partly comprised of cylindrical shell, wheel band, riding wheel supporting device, catch wheel device, transmission device and sealing device etc.Existing rotary cement kiln, its cylindrical shell is generally to tilt to be arranged on third gear supporting arrangement by three wheel bands that are set on cylindrical shell, then by big or small gear drive barrel body rotation, motor reducer passes to power on bull gear by pinion, and the latch plate that bull gear is welded on cylindrical shell by one end drives cylindrical shell to rotate.Draw ratio L/D >=15 of the cylinder of rotary kiln of this structure, complicated mechanism, efficiency is low, and weight of equipment is large; And, exist branched some immerge, component wear etc. to cause Kiln body camber, due to the flexural deformation of kiln cylinder body, between wheel band and support roller, also can produce EDGE CONTACT, wheel band is contacted inhomogeneous with support roller, wheel band is excessive with the local contact stress of support roller, and reduce service life.
Utility model content
Technical problem to be solved in the utility model be overcome in prior art that wheel band is low with the service life of support roller, complicated mechanism, cylindrical shell transmission efficiency is low and kiln cylinder body exists the problems such as unbalance stress, and a kind of friction pair two grades of bearing and turning kilns of transmission are provided.
The utility model is to address the above problem adopted technical scheme to be: the two two grades of bearing and turning kilns of transmission of a kind of friction, comprise kiln cylinder body, two groups of transmission devices and two supporting arrangements, each supporting arrangement includes two support rollers that are symmetricly set on kiln cylinder body both sides, the rotation of support roller and the rotation of kiln cylinder body be arranged in parallel, described kiln cylinder body is comprised of three sections of shell rings, two sections of adjacent shell rings of kiln cylinder body link together by a wheel band shell ring, on two wheel band shell rings, be arranged with respectively wheel belting, two the wheel beltings respectively support roller in two supporting arrangements support, every group of main gear reducer that transmission device includes a main motor and is connected with the output shaft of main motor, main gear reducer in two groups of transmission devices is connected with two support rollers in one of them supporting arrangement by shaft coupling respectively, in each described supporting arrangement, be equipped with a unsteady base, support roller in supporting arrangement is arranged on corresponding floating on base by bearing block, two support rollers in a supporting arrangement are synchronously rotated by two groups of actuator drives respectively, thereby by frictional force driven wheel belting, kiln cylinder body is rotated.
The two two grades of bearing and turning kilns of transmission of friction of the present utility model also comprise the hydraulic means for lubricated two supporting arrangement bottom brackets.
Each unsteady base includes a supporting seat being fixedly installed, the both sides of supporting seat are respectively hinged with two hinged seats, and the hinge point matched in clearance of hinged seat and supporting seat, the two ends of supporting-roller shaft are arranged on two hinged seats of supporting seat the same side by a bearing block respectively, the lower end that is positioned at two hinged seats of supporting seat the same side is fixed on and swings on yoke, between the upper surface of the lower surface of hinged seat and corresponding swing yoke, be provided with block rubber, the lower surface that swings yoke is provided with spherical bearing.
Further, the lower surface that is positioned at two hinged seats of supporting seat the same side is provided with auxiliary support plate, and the two ends of auxiliary support plate upper surface are equipped with floor, between the side of hinged seat and the side of floor, is provided with block rubber.
In the utility model, each take turns belting include bearing pin, be distributed on wheel with the backing plate on shell ring outer peripheral face and ring, be located at the wheel band on backing plate, wheel is evenly equipped with some through holes with the upper axial direction along kiln cylinder body, bearing pin passes described through hole and is erected in the bearing pin folder of wheel with dual-side setting, and described bearing pin folder is fixed on the outer peripheral face of taking turns with shell ring.Wherein, backing plate is fixed on the outer peripheral face of wheel with shell ring by the block being fixedly connected with its two ends; Between the dual-side of block and wheel band, be respectively equipped with limited wheel band along the back-up ring of kiln cylinder body axial direction play.Wheel band is set on the backing plate of kiln cylinder body periphery wall, make can form natural ventilation channel between kiln cylinder body and wheel band, strengthened radiating effect, reduced the heat transmission of kiln cylinder body to wheel band, make wheel less with the temperature difference between inside and outside periphery, can less temperature stress on practical application hour wheel band.Simultaneously, when kiln cylinder body turns round, backing plate can avoid kiln cylinder body to produce wearing and tearing, the dual-side of wheel band is provided with back-up ring and block, block can be reinforced back-up ring by reverse extruding force, back-up ring can limited wheel band along the axial float of kiln cylinder body, and the bearing pin arranging and bearing pin folder can strengthen limiting the play that this takes turns the circumferencial direction of band.
The utility model adopts the rotary kiln of two grades of supportings, makes draw ratio L/D≤14 of kiln cylinder body.Every group of transmission device also comprises a stand-by motor and the assisted deceleration machine being connected with the output shaft of stand-by motor, and the output shaft of assisted deceleration machine is connected with main gear reducer, and the startup of staggering of stand-by motor and main motor, avoids the loss causing because of main electrical fault.Two groups of transmission devices are by transmission of power to support roller, and support roller is by support roller and wheel with the frictional force driven wheel band transmission between contact-making surface, and wheel band and kiln cylinder body synchronously rotate at circumferencial direction, and wheel band along kiln cylinder body axially nothing relatively move.Because support roller and the frictional force of wheel band become active force, this rotary kiln also comprises hydraulic means, hydraulic means is for the bearing block forced feed lubrication to two supporting arrangements, the shaft shoulder of bearing block and the friction between lining tile are reduced, avoid producing heat accumulation between bearing block and lining tile, and then cause the rising of lining tile temperature, stiffness degradation, pull distortion and the problem that lost efficacy.
Beneficial effect: (1), the utility model adopt two groups of transmission devices synchronously to drive support roller to rotate, support roller rotates by frictional force driven wheel band, and then realize the synchronous rotation of kiln cylinder body, the frictional force being about between support roller and wheel band becomes active force, saved the drive unit of large pinion in traditional rotary kiln, simplify transmission system, improved to a certain extent transmission efficiency;
(2), the utility model adopts two grades of bearing and turning kilns, the basic stress of two grades of supporting arrangements is stable, avoid sink inequality, component wear etc. of kiln pier foundation to cause Kiln body camber and increase the problem of basic stress, improve service life, reduce maintenance cost, reduced accordingly civil engineering kiln pier, reduced weight of equipment, on-the-spot easy for installation, reduce maintenance cost;
(3), the utility model base support kiln cylinder body that adopt to float, can make wheel band contact with support roller evenly, increase that wheel is with and support roller between frictional force, can reduce to take turns and be with and the width of support roller.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is transmission device schematic diagram in the utility model;
Fig. 3 is the enlarged diagram of unsteady base in the utility model;
Fig. 4 is the local enlarged diagram of taking turns belting in the utility model.
Reference numeral: 1, kiln cylinder body, 2, wheel belting, 201, wheel band, 202, bearing pin, 203, back-up ring, 204, bearing pin folder, 205, backing plate, 206, block, 3, transmission device, 301, main motor, 302, main gear reducer, 303, assisted deceleration machine, 304, stand-by motor, 305, shaft coupling, 306, bearing block, 307, support roller, 4, base floats, 401, hinged seat, 402, jointed shaft, 403, swing yoke, 404, spherical bearing, 405, block rubber, 406, auxiliary support plate, 407, supporting seat, 408, floor, 5, supporting arrangement, 6, hydraulic means, 7, wheel band shell ring.
The specific embodiment
As shown in Figure 1, the two two grades of bearing and turning kilns of transmission of a kind of friction, comprise kiln cylinder body 1, two groups of transmission devices 3 and two supporting arrangements 5, as shown in Figure 2, each supporting arrangement 5 includes a unsteady base 4 and by two bearing blocks 306, is located at two support rollers 307 that float on base 4 upper surfaces, two support rollers 307 are symmetricly set on the both sides of kiln cylinder body 1, and the rotation of support roller 307 is parallel with the rotation of kiln cylinder body 1.Described kiln cylinder body 1 is comprised of three sections of shell rings, and two sections of adjacent shell rings of kiln cylinder body 1 link together by a wheel band shell ring 7, take turns parallel with the rotation of kiln cylinder body 1 with the rotation of shell ring 7.On two wheel band shell rings 7, be arranged with respectively 2, two wheel beltings 2 of wheel belting respectively the support roller in two supporting arrangements 5 support, every group of main gear reducer 302 that transmission device 3 includes a main motor 301 and is connected with the output shaft of main motor 301, main gear reducer in two groups of transmission devices 3 is connected with two support rollers 307 in one of them supporting arrangement 5 by shaft coupling respectively, in two described supporting arrangements 5, be equipped with a unsteady base 4, support roller 307 in supporting arrangement 5 is arranged on corresponding floating on base 4 by bearing block 306, on the periphery of wheel belting 2, be provided with the friction raceway coordinating with the periphery of support roller 307, two support rollers in a supporting arrangement 5 drive synchronous rotation by two groups of transmission devices 3 respectively, thereby by frictional force driven wheel belting, kiln cylinder body 1 is rotated.
As shown in Figure 2, every group of transmission device 3 also comprises a stand-by motor 304 and the assisted deceleration machine 303 being connected with the output shaft of stand-by motor 304, and the output shaft of assisted deceleration machine 303 is connected with main gear reducer 302.
As shown in Figure 1, the two two grades of bearing and turning kilns of transmission of this friction also comprise the hydraulic means 6 for lubricated two supporting arrangement 5 bottom brackets.
As shown in Figure 4, each is taken turns belting 2 and includes bearing pin 202, be distributed on wheel with the backing plate 205 on shell ring 7 outer peripheral faces and encircle the wheel being located on backing plate 205 and be with 201, wheel is evenly equipped with some through holes with the axial direction along kiln cylinder body 1 on 201, bearing pin 202 passes described through hole and is erected at and is fixed on wheel with in the bearing pin folder 204 on 201 dual-sides, and described bearing pin folder 204 is welded on the outer peripheral face of wheel with shell ring 7.Described backing plate 205 is fixed on the outer peripheral face of wheel with shell ring 7 by the block 206 being fixedly connected with its two ends, and described block 206 and wheel are with being respectively equipped with the back-up ring 203 of limited wheel band 201 along kiln cylinder body 1 axial direction play between 201 dual-side.
Rotary kiln of the present utility model adopts two grades of supportings, belongs to statically determinate structure, can not increase basic stress because kiln pier foundation sinks Kiln body camber that inequality, component wear etc. cause, and cylindrical shell is stressed even; The utility model adopts frictional drive, in order to increase support roller and wheel with the frictional force between 201, adopts two unsteady bases 4 as supporting arrangement.As shown in Figure 3, each unsteady base includes a supporting seat being fixedly installed 407, the both sides of supporting seat 407 are respectively hinged with two hinged seats 401, and the hinge point matched in clearance of hinged seat 401 and supporting seat 407, the two ends of supporting-roller shaft are arranged on two hinged seats 401 of supporting seat 407 the same sides by a bearing block respectively, the lower end that is positioned at two hinged seats 401 of supporting seat 407 the same sides is fixed on and swings on yoke 403, between the upper surface of the lower surface of hinged seat and corresponding swing yoke 403, be provided with block rubber, the lower surface that swings yoke 403 is provided with spherical bearing 404.Wherein, four hinged seats 401 are all hinged by jointed shaft and supporting seat 407, between the axis hole of jointed shaft and supporting seat 407, there is fit clearance, by the setting of block rubber, can carry out the floating of above-below direction of direction as shown in Figure 3, by swinging yoke 403, realize the fine setting of support roller, wheel band is contacted with support roller evenly, increase the frictional force between wheel band and support roller.
Further, in order to strengthen supporting role, on the lower surface of two hinged seats of supporting seat 407 every sides, auxiliary support plate 406 is set, the two ends of auxiliary support plate 406 upper surfaces are equipped with floor, between the side of hinged seat and the side of floor, are provided with block rubber.
Claims (8)
1. two two grades of bearing and turning kilns of transmission of friction, comprise kiln cylinder body (1), two groups of transmission devices (3) and two supporting arrangements (5), each supporting arrangement (5) includes two support rollers (307) that are symmetricly set on kiln cylinder body (1) both sides, the rotation of support roller (307) is parallel with the rotation of kiln cylinder body (1), described kiln cylinder body (1) is comprised of three sections of shell rings, two sections of adjacent shell rings link together by a wheel band shell ring (7), on two wheel band shell rings (7), be arranged with respectively wheel belting (2), two wheel beltings (2) the respectively support roller in two supporting arrangements (5) support, the main gear reducer (302) that every group of transmission device (3) includes a main motor (301) and be connected with the output shaft of main motor (301), main gear reducer in two groups of transmission devices (3) is connected with two support rollers (307) in one of them supporting arrangement by shaft coupling respectively, it is characterized in that: in described each supporting arrangement (5), be equipped with a unsteady base (4), support roller (307) in supporting arrangement (5) is arranged on corresponding floating on base (4) by bearing block (306), two support rollers (307) in a supporting arrangement are driven synchronously and are rotated by two groups of transmission devices (3) respectively, thereby by frictional force driven wheel belting, kiln cylinder body (1) is rotated.
2. two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 1, it is characterized in that: described every group of transmission device (3) also comprises a stand-by motor (304) and the assisted deceleration machine (303) being connected with the output shaft of stand-by motor (304), and the output shaft of assisted deceleration machine (303) is connected with main gear reducer (302).
3. the two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 1, is characterized in that: the two two grades of bearing and turning kilns of transmission of this friction also comprise the hydraulic means (6) for lubricated two supporting arrangements (5) bottom bracket.
4. two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 1, it is characterized in that: each unsteady base includes a supporting seat being fixedly installed (407), the both sides of supporting seat (407) are respectively hinged with two hinged seats (401), and the hinge point matched in clearance of hinged seat (401) and supporting seat (407), the two ends of supporting-roller shaft are arranged on two hinged seats (401) of supporting seat (407) the same side by a bearing block respectively, the lower end that is positioned at two hinged seats (401) of supporting seat (407) the same side is fixed on and swings on yoke (403), between the upper surface of the lower surface of hinged seat and corresponding swing yoke (403), be provided with block rubber, the lower surface that swings yoke (403) is provided with spherical bearing (404).
5. two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 4, it is characterized in that: the lower surface that is positioned at two hinged seats of supporting seat (407) the same side is provided with auxiliary support plate (406), the two ends of auxiliary support plate (406) upper surface are equipped with floor, between the side of hinged seat and the side of floor, are provided with block rubber.
6. two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 1, it is characterized in that: each is taken turns, and belting (2) includes bearing pin (202), the backing plate (205) and the ring that are distributed on wheel band shell ring (7) outer peripheral face are located at the wheel band (201) on backing plate (205), the upper axial direction along kiln cylinder body (1) of wheel band (201) is evenly equipped with some through holes, bearing pin (202) passes described through hole and is erected in the bearing pin folder (204) of taking turns the setting of band (201) dual-side, and described bearing pin presss from both sides (204) and is fixed on the outer peripheral face of taking turns band shell ring (7).
7. the two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 6, is characterized in that: described backing plate (205) is fixed on the outer peripheral face of wheel band shell ring (7) by the block (206) being fixedly connected with its two ends.
8. the two two grades of bearing and turning kilns of transmission of a kind of friction according to claim 7, is characterized in that: between described block (206) and the dual-side of wheel band (201), be respectively equipped with limited wheel band (201) along the back-up ring (203) of kiln cylinder body (1) axial direction play.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420325348.3U CN204007082U (en) | 2014-06-18 | 2014-06-18 | The two two grades of bearing and turning kilns of transmission of a kind of friction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420325348.3U CN204007082U (en) | 2014-06-18 | 2014-06-18 | The two two grades of bearing and turning kilns of transmission of a kind of friction |
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| Publication Number | Publication Date |
|---|---|
| CN204007082U true CN204007082U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420325348.3U Expired - Fee Related CN204007082U (en) | 2014-06-18 | 2014-06-18 | The two two grades of bearing and turning kilns of transmission of a kind of friction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204007082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061782A (en) * | 2014-06-18 | 2014-09-24 | 中信重工机械股份有限公司 | Friction double-driving two-gear bearing rotary kiln |
| CN114705038A (en) * | 2022-03-03 | 2022-07-05 | 中信重工机械股份有限公司 | Floating sleeve of reducing rotary kiln and mounting structure |
-
2014
- 2014-06-18 CN CN201420325348.3U patent/CN204007082U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061782A (en) * | 2014-06-18 | 2014-09-24 | 中信重工机械股份有限公司 | Friction double-driving two-gear bearing rotary kiln |
| CN104061782B (en) * | 2014-06-18 | 2016-03-23 | 中信重工机械股份有限公司 | The two transmission two grades of bearing and turning kilns of a kind of friction |
| CN114705038A (en) * | 2022-03-03 | 2022-07-05 | 中信重工机械股份有限公司 | Floating sleeve of reducing rotary kiln and mounting structure |
| CN114705038B (en) * | 2022-03-03 | 2023-03-24 | 中信重工机械股份有限公司 | Floating sleeve of reducing rotary kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200618 |