CN202360621U - Cross shaft type universal coupling for large-sized rolling and grinding machine - Google Patents
Cross shaft type universal coupling for large-sized rolling and grinding machine Download PDFInfo
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- CN202360621U CN202360621U CN2011204546007U CN201120454600U CN202360621U CN 202360621 U CN202360621 U CN 202360621U CN 2011204546007 U CN2011204546007 U CN 2011204546007U CN 201120454600 U CN201120454600 U CN 201120454600U CN 202360621 U CN202360621 U CN 202360621U
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- spline housing
- spline
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- shaft
- universal coupling
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Abstract
The utility model discloses a cross shaft type universal coupling for a large-sized rolling and grinding machine. The cross shaft type universal coupling comprises two flanges, a spline shaft, two end face keys, two cross pins, two balance block components, a spline housing and a dustproof cover, wherein the flanges have a circular ring structure, and one end face is provided with a concave positioning seam allowance matched with the end face keys; the other end face of the flanges is provided with two U-shaped shaft forks; each shaft fork arranged on the flanges is connected with a U-shaped bearing cover through a bolt; one end of the spline shaft and the spline housing is provided with a spherical fork head, and two U-shaped shaft forks are arranged on the spherical fork head; the spline shaft and the spline housing are matched to form a spline pair; a pair of pin heads of the cross pins are connected with the two U-shaped shaft forks which are arranged on the flanges; and the other pair of pin heads are connected with the spherical fork head which are arranged on the spline shaft or the spline housing. Due to the optimized structural design, the bearing capacity is improved, the surface quality and operating stability are improved, a failure probability is reduced, the operating vibration is reduced, and damage of the rolling and grinding machine is reduced.
Description
Technical field
The utility model belongs to the building material machinery technical field, and the Large Roller grinder that is specifically related to use in a kind of building mechanical equipment is used universal coupling with spider.
Background technique
Universal coupling with spider belongs to the coupling arrangement between cement mill drive motor and the NGW type plane table thermoconductivity meter.Along with the continuous expansion of manufacture of cement scale,, formed the many kinds of current cement grinding mill and developed the general layout that constantly enlarges with specification simultaneously in order constantly to explore the development large-scale milling equipment that output is big, energy utilization rate is high.Wherein rolling grinder is generally used for the grinding of clinker, limestone, sandstone, coal or other ore materials, therefore, manufactures relative other types with application scale at present and all seems bigger.Universal coupling with spider one end connects with NGW type plane table thermoconductivity meter with rolling grinder; The other end links to each other with motor with rolling grinder; Wherein universal coupling with spider is a crucial key components and parts in the rolling grinder; Because universal coupling with spider has stretchability; Axis knuckle θ≤12 °; So this universal coupling with spider has carry-over moment, contains the error in mounting position of rolling grinder motor and NGW type plane table thermoconductivity meter; Eliminate rolling grinder motor rotary shaft and NGW type plane table thermoconductivity meter input shaft disalignment to the influence of rolling grinder proper functioning and prevent vibration that NGW type plane table thermoconductivity meter produces when the work functions such as damage to the rolling grinder motor, therefore, the type universal coupling with spider just seems that to design strength and manufacturing requirement ten minutes is important; So the type universal coupling with spider all carries component and all adopts stamp forgings, strict tolerance of size and the form and position tolerance controlled well can satisfy usage requirement during manufacturing.
Like product on the market is owing to take excessively to pursue the market strategy of low price, and the overwhelming majority is carried component and all adopted the cast steel blank, so will there be casting defect to a certain degree inevitably in such universal coupling with spider; And adopt welded structure will have certain welding stress inevitably again on the structure commonplacely; And such universal coupling with spider is not done the optimal design processing to alleviate the weight of such universal coupling with spider with other component part; Because most parts have adopted Cast Steel, the symmetry properties of blank is poor, reach than higher dynamic balance accuracy very difficulty, so such universal coupling with spider dynamic balance accuracy is all very low, and equilibrium block has adopted the mode that fixes of welding.Spline pair does not generally have dustproof facilities or dustproof facilities general, does not have well dustproof effect, makes lubricating grease overflow from the spline pair working area or the dust foreign material get into the spline pair working area, must often safeguard spline pair.
The model utility content
The purpose of the utility model is to provide a kind of Large Roller grinder to use universal coupling with spider, solves the problem that traditional universal coupling with spider reliability is low, failure probability is high; Improve the dynamic balance accuracy grade, eliminate the damage of vibration other component; Avoid key components and parts inner casting defect and welding stress; Improved the centering precision and the wear resistance of spline pair, stoped lubricating grease to overflow from the spline pair working area and get into the spline pair working area, prolonged the working life of such universal coupling with spider with the dust foreign material.
For achieving the above object; The technological scheme that the utility model is taked is: provide a kind of Large Roller grinder to use universal coupling with spider, it is characterized in that comprising two flanges, splined shaft, two straight end-face keys, two cross pins, two equilibrium block assemblies, spline housing, dust-proof cover; Said flange is circle structure, and one of them end face is provided with the concave surface positioning spigot, and concave surface positioning spigot and the straight end-face key merga pass screw that matches is connected; Another end face of said flange is provided with two U profile shaft forks; In the middle of each U profile shaft fork of said flange setting needle bearing is installed; Each U profile shaft fork of said flange setting is connected with the bearing gland that is the U type through bolt, and two bolts tightly wrap connection through the low-carbon (LC) Galvanized Steel Wire;
One end of said splined shaft and spline housing is provided with a spherical jaw, and spherical jaw is provided with two U profile shaft forks, the middle needle bearing that is equipped with of U profile shaft fork; Each U profile shaft fork of said splined shaft and spline housing setting is connected with the bearing gland that is the U type through bolt, and two bolts tightly wrap connection through the low-carbon (LC) Galvanized Steel Wire; The rectangle external splines that said splined shaft is provided with also cooperates the composition spline pair with rectangle internal spline that spline housing is provided with; Said splined shaft and spline housing are provided with trapezoidal groove, and the equilibrium block assembly is installed in the trapezoidal groove; The internal spline end of said spline housing setting is equipped with a bowl type end cap; Said spline housing one end is equipped with dust-proof cover, dust ring, two dust-proof cushions; Said two dust-proof cushion dust-proof cover are inner; Said dust ring is arranged between two dust-proof cushions; Said dust-proof cover is arranged on the outside, spline housing end;
The pair of opposed pin head of a said cross pin is connected with two U profile shafts forks of a flange setting after needle bearing is installed, and another is connected with the spherical jaw of splined shaft setting after opposed pin head is installed needle bearing; The pair of opposed pin head of said another cross pin is connected with two U profile shafts forks of another flange setting after needle bearing is installed, and another is connected with the spherical jaw of spline housing setting after opposed pin head is installed needle bearing; Four pins of said cross pin cephalic par is equipped with pad.
Said equilibrium block assembly comprises two equilibrium blocks and screw, and two equilibrium blocks are that symmetry is placed the composition inverted trapezoidal structure, and opposed place is provided with tapped hole at two equilibrium block symmetry plane, and screw is arranged between two equilibrium blocks.The opposed up and down oil nozzle that is provided with in the U profile shaft fork side of the spherical jaw setting of said spline housing can be communicated with the inner rectangle internal spline of spline housing.Two relative positions of said cross pin are provided with oil nozzle, and the angle between oil nozzle position and the adjacent pins head is 45 °, and are connected between oil nozzle and four the pin heads.Said dust ring, dust-proof cushion all are circle structure.
A kind of Large Roller grinder that the utility model provides has following advantage with universal coupling with spider:
1, the structural design of optimizing; Not only avoid key components and parts inner casting defect and welding stress problem, and improved bearing capacity, improved surface quality and functional reliability, reduced failure probability; Vibrate when having reduced work, reduced infringement rolling grinder;
2, spline pair is taked special dustproof construction, has effectively avoided lubricating grease to overflow the possibility that gets into the spline pair working area with the dust foreign material from the spline pair working area, significant prolongation its non-maintaining time;
The position of fixing or mobile balanced block can be realized when 3, carrying out dynamic balance running through adjusting screw, operation can be avoided again universal coupling with spider being increased the weight of or repeating;
4, in addition, this Large Roller grinder with universal coupling with spider also have simple in structure, own wt is light, advantage easy to install, applied widely.
Description of drawings
Fig. 1 is the structural representation of Large Roller grinder with universal coupling with spider.
Fig. 2 is the flange plan view.
Fig. 3 is the flange plan view.
Fig. 4 is the sectional view of Fig. 3 along B-B.
Fig. 5 is the spline housing plan view.
Fig. 6 is the spline housing left view.
Fig. 7 is the enlarged view of A part among Fig. 1.
Fig. 8 is the cross pin structural representation.
Fig. 9 is an equilibrium block modular construction schematic representation.
Wherein, 1, flange; 2, splined shaft; 3, straight end-face key; 4, bearing gland; 5, cross pin; 6, equilibrium block assembly; 7, spline housing; 8, dust-proof cover; 9, dust ring; 10, dust-proof cushion; 11, bowl type end cap; 12, pad; 13, needle bearing; 14, oil nozzle; 15, screw; 16, bolt; 17, low-carbon (LC) Galvanized Steel Wire.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done detailed description.
To shown in Figure 4, this Large Roller grinder comprises two flanges 1, splined shaft 2, two straight end-face keys 3, two cross pins 5, two equilibrium block assemblies 6, spline housing 7, dust-proof cover 8 with universal coupling with spider like Fig. 1.Flange 1 is circle structure, and one of them end face is provided with the concave surface positioning spigot, and concave surface positioning spigot and the straight end-face key 3 merga pass screw 15 that matches is connected; Flange 1 another end face is provided with two U profile shaft forks; In the middle of each U profile shaft fork that flange 1 is provided with needle bearing 13 is installed; Each U profile shaft fork that flange 1 is provided with is connected with the bearing gland that is the U type 4 through bolt 16, and two bolts 16 tightly wrap connection through low-carbon (LC) Galvanized Steel Wire 17.The spherical jaw afterbody that splined shaft 2 is provided with is provided with oil nozzle 14.The spherical jaw afterbody that spline housing 7 is provided with is provided with oil nozzle 14.
Like Fig. 1, Fig. 5, shown in Figure 6, splined shaft 2 is provided with a spherical jaw with an end of spline housing 7, and spherical jaw is provided with two U profile shaft forks, the middle needle bearing 13 that is equipped with of U profile shaft fork; Splined shaft 2 is connected with the bearing gland that is the U type 4 through bolt 16 with each U profile shaft fork that spline housing 7 is provided with, and two bolts 16 tightly wrap connection through low-carbon (LC) Galvanized Steel Wire 17; The rectangle external splines that splined shaft 2 is provided with also cooperates the composition spline pair with rectangle internal spline that spline housing 7 is provided with; Splined shaft 2 is provided with trapezoidal groove with spline housing 7, and equilibrium block assembly 6 is installed in the trapezoidal groove.
As shown in Figure 7, the internal spline end that spline housing 7 is provided with is equipped with a bowl type end cap 11; Spline housing 7 one ends are equipped with dust-proof cover 8, dust ring 9, two dust-proof cushions 10; Two dust-proof cushion 10 dust-proof cover 8 inside; Dust ring 9 is arranged between two dust-proof cushions 10; Dust-proof cover 8 is arranged on the outside, spline housing 7 ends.Dust ring 9, dust-proof cushion 10 all are circle structure.
Like Fig. 1 and shown in Figure 8, the pair of opposed pin head of a cross pin 5 is installed needle bearing 13 backs and is connected with two U profile shaft forks that a flange 1 is provided with, and another is installed needle bearing 13 backs to opposed pin head and is connected with the spherical jaw that splined shaft 2 is provided with; The pair of opposed pin head of another cross pin 5 is installed needle bearing 13 backs and is connected with two U profile shaft forks that another flange 1 is provided with, and another is installed needle bearing 13 backs to opposed pin head and is connected with the spherical jaw that spline housing 2 is provided with; 5 four pins of cross pin cephalic par is equipped with pad 12.5 two relative positions of cross pin are provided with oil nozzle 14.
As shown in Figure 9, equilibrium block assembly 6 comprises two equilibrium blocks and screw, and two equilibrium blocks are that symmetry is placed the composition inverted trapezoidal structure; Opposed place is provided with tapped hole at two equilibrium block symmetry plane; Screw is arranged between two equilibrium blocks, through adjusting screw, can regulate the distance between two equilibrium blocks.Equilibrium block assembly 6 is put into splined shaft 2 and the trapezoidal groove above the spline housing 7 respectively and is rotated symmetry and fits together; This Hooks coupling universal coupling can be realized dynamic balancing at the position of centre of gravity that splined shaft 2 and position in trapezoidal groove spline housing 7 above can change such Hooks coupling universal coupling through adjustment equilibrium block assembly 6, and two equilibrium block assemblies 6 make each trapezoidal inclined-plane be adjacent to trapezoidal groove to realize fixing of equilibrium block assembly 6 positions through screwing in screw in trapezoidal groove.
Flange 1 and straight end-face key 3 and the rolling grinder coupling incompatible realization location that matches; A series of bolts hole that flange 1 is provided with are used for placing bolt and realize the fastening of flange 1 and rolling grinder coupling; So connecting mode makes the Location accuracy of this flange 1 higher, and the moment of torsion that can transmit is bigger; Because splined shaft 2 makes the Large Roller grinder have certain stretchability with universal coupling with spider with the spline pair that spline housing 7 is formed, this Large Roller grinder uses the concrete extending amount that is provided with of universal coupling with spider to be ± 20mm; Because the hinges that has used cross pin 5, needle bearing 13 and flange 1, splined shaft 2 or spline housing 7 to form makes this Large Roller grinder with keeping certain included angle between universal coupling with spider end face and the axis, the axis knuckle θ that this Large Roller grinder specifically is provided with universal coupling with spider≤12 °; Therefore; This Large Roller grinder has carry-over moment, contains the error in mounting position of rolling grinder motor and plane table thermoconductivity meter with universal coupling with spider, eliminates rolling grinder motor rotary shaft and plane table thermoconductivity meter input shaft disalignment to the influence of rolling grinder proper functioning and prevent the functions such as damage of the vibration of plane table thermoconductivity meter generation when working to the rolling grinder motor.
The above only is the preferred implementation of the utility model; Under the prerequisite that does not break away from the utility model principle; Those skilled in the art; Be easy to the utility model is carried out some improvement and modification, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (5)
1. a Large Roller grinder is used universal coupling with spider, it is characterized in that comprising two flanges (1), splined shaft (2), two straight end-face keys (3), two cross pins (5), two equilibrium block assemblies (6), spline housing (7), dust-proof cover (8); Said flange (1) is circle structure, and one of them end face is provided with the concave surface positioning spigot, and concave surface positioning spigot and straight end-face key (3) the merga pass screw (15) that matches is connected; Another end face of said flange (1) is provided with two U profile shaft forks; In the middle of each U profile shaft fork that said flange (1) is provided with needle bearing (13) is installed; Each U profile shaft fork that said flange (1) is provided with is connected with the bearing gland that is the U type (4) through bolt (16), and two bolts (16) tightly wrap connection through low-carbon (LC) Galvanized Steel Wire (17);
Said splined shaft (2) is provided with a spherical jaw with an end of spline housing (7), and spherical jaw is provided with two U profile shaft forks, the middle needle bearing (13) that is equipped with of U profile shaft fork; Said splined shaft (2) is connected with the bearing gland that is the U type (4) through bolt (16) with each U profile shaft fork that spline housing (7) is provided with, and two bolts (16) tightly wrap connection through low-carbon (LC) Galvanized Steel Wire (17); The rectangle external splines that said splined shaft (2) is provided with also cooperates the composition spline pair with rectangle internal spline that spline housing (7) is provided with; Said splined shaft (2) is provided with trapezoidal groove with spline housing (7), and equilibrium block assembly (6) is installed in the trapezoidal groove; The internal spline end that said spline housing (7) is provided with is equipped with a bowl type end cap (11); Said spline housing (7) one ends are equipped with dust-proof cover (8), dust ring (9), two dust-proof cushions (10); Said two dust-proof cushions (10) dust-proof cover (8) inside; Said dust ring (9) is arranged between two dust-proof cushions (10); Said dust-proof cover (8) is arranged on the outside, spline housing (7) end;
The pair of opposed pin head of a said cross pin (5) is installed needle bearing (13) back and is connected with two U profile shaft forks that a flange (1) is provided with, and another is installed needle bearing (13) back to opposed pin head and is connected with the spherical jaw that splined shaft (2) is provided with; The pair of opposed pin head of said another cross pin (5) is installed needle bearing (13) back and is connected with two U profile shaft forks that another flange (1) is provided with, and another is installed needle bearing (13) back to opposed pin head and is connected with the spherical jaw that spline housing (2) is provided with; (5) four pins of said cross pin cephalic par is equipped with pad (12).
2. use universal coupling with spider according to the described Large Roller grinder of claim 1; It is characterized in that: said equilibrium block assembly (6) comprises two equilibrium blocks and screw; Two equilibrium blocks are that symmetry is placed the composition inverted trapezoidal structure; Opposed place is provided with tapped hole at two equilibrium block symmetry plane, and screw is arranged between two equilibrium blocks.
3. use universal coupling with spider according to the described Large Roller grinder of claim 1, it is characterized in that: the opposed up and down oil nozzle (14) that is provided with in the U profile shaft fork side of the spherical jaw setting of said spline housing (7) can be communicated with the inner rectangle internal spline of spline housing (7).
4. use universal coupling with spider according to the described Large Roller grinder of claim 1; It is characterized in that: (5) two relative positions of said cross pin are provided with oil nozzle (14); Angle between oil nozzle (14) position and the adjacent pins head is 45 °, and is connected between oil nozzle (14) and four the pin heads.
5. use universal coupling with spider according to the described Large Roller grinder of claim 1, it is characterized in that: said dust ring (9), dust-proof cushion (10) all are circle structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204546007U CN202360621U (en) | 2011-11-17 | 2011-11-17 | Cross shaft type universal coupling for large-sized rolling and grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204546007U CN202360621U (en) | 2011-11-17 | 2011-11-17 | Cross shaft type universal coupling for large-sized rolling and grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202360621U true CN202360621U (en) | 2012-08-01 |
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ID=46571810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204546007U Expired - Fee Related CN202360621U (en) | 2011-11-17 | 2011-11-17 | Cross shaft type universal coupling for large-sized rolling and grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202360621U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335027A (en) * | 2013-07-17 | 2013-10-02 | 烟台开发区蓝鲸金属修复有限公司 | Universal joint pin cross bag universal joint coupler and repairing method thereof |
| CN104196907A (en) * | 2014-09-15 | 2014-12-10 | 镇江索达联轴器有限公司 | Universal shaft with dust cover |
| CN104295624A (en) * | 2014-10-22 | 2015-01-21 | 任晨 | Cross-shaft type universal coupling |
| CN106195040A (en) * | 2016-08-29 | 2016-12-07 | 资阳中车传动有限公司 | A kind of long flexible universal drive shaft |
| WO2022037399A1 (en) * | 2020-08-20 | 2022-02-24 | 青岛极致创新科技有限公司 | Rod-shaped shaft-type ball joint transmission shaft |
-
2011
- 2011-11-17 CN CN2011204546007U patent/CN202360621U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335027A (en) * | 2013-07-17 | 2013-10-02 | 烟台开发区蓝鲸金属修复有限公司 | Universal joint pin cross bag universal joint coupler and repairing method thereof |
| CN103335027B (en) * | 2013-07-17 | 2015-12-23 | 烟台开发区蓝鲸金属修复有限公司 | A kind of cross axle cross bag gimbal coupling and restorative procedure thereof |
| CN104196907A (en) * | 2014-09-15 | 2014-12-10 | 镇江索达联轴器有限公司 | Universal shaft with dust cover |
| CN104295624A (en) * | 2014-10-22 | 2015-01-21 | 任晨 | Cross-shaft type universal coupling |
| CN106195040A (en) * | 2016-08-29 | 2016-12-07 | 资阳中车传动有限公司 | A kind of long flexible universal drive shaft |
| WO2022037399A1 (en) * | 2020-08-20 | 2022-02-24 | 青岛极致创新科技有限公司 | Rod-shaped shaft-type ball joint transmission shaft |
| US11761491B2 (en) | 2020-08-20 | 2023-09-19 | Qingdao Acme Innovation Technology Co., Ltd. | Ball-hinged transmission shaft with straight shaft |
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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 |
Granted publication date: 20120801 Termination date: 20161117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |