CN102923493A - Mechanical equipment and anti-deflection mechanism thereof - Google Patents

Mechanical equipment and anti-deflection mechanism thereof Download PDF

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Publication number
CN102923493A
CN102923493A CN2012105054954A CN201210505495A CN102923493A CN 102923493 A CN102923493 A CN 102923493A CN 2012105054954 A CN2012105054954 A CN 2012105054954A CN 201210505495 A CN201210505495 A CN 201210505495A CN 102923493 A CN102923493 A CN 102923493A
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China
Prior art keywords
connecting rod
actuating device
mechanical equipment
deflection
fixed platform
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Application number
CN2012105054954A
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CN102923493B (en
Inventor
黄琪明
刘阳样
肖峰
杨平华
唐慧永
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Changsha Zoomlion Environmental Industry Co Ltd
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ZOOMLION MATERIAL HANDLING EQUIPMENT CO Ltd
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Priority to CN201210505495.4A priority Critical patent/CN102923493B/en
Publication of CN102923493A publication Critical patent/CN102923493A/en
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Abstract

The invention discloses an anti-deflection mechanism which comprises a fixing platform, a pitching member and a drive device, wherein the pitching member is in hinge joint on the fixing platform and can make pitching motion around the hinge-joint axis; and an output end of the drive device is mounted on the pitching member. The anti-deflection mechanism also comprises a connecting rod component; the connecting rod component comprises a connecting rod; the connecting rod has a first end part and a second end part opposite to the first end part; the first end part is in hinge joint on the fixing platform; and the second end part is in hinge joint on the drive device. The invention also provides mechanical equipment. The mechanical equipment and the anti-deflection mechanism disclosed by the invention can prevent the drive device from deflecting substantially along with the pitching member, avoid non-enough gear lubrication of a speed reducer of the drive device, and are favorable for reducing the lubrication cost.

Description

Mechanical equipment and anti-deflection mechanism thereof
Technical field
The present invention relates to the mechanical equipment field, relates in particular to a kind of mechanical equipment and anti-deflection mechanism thereof.
Background technology
Some mechanical equipments in use because the pitching of jib, jib can drive simultaneously the actuating device of belt conveyer and do luffing, the reductor in the actuating device also and then rotates and departs from level attitude.If reducer gear adopts flooding system lubrication, after deflecting, the gear of perk end will certainly break away from oil level, and lubricated situation not in place occurs.
Fight with weapons turbine as example to be used for the material scatter machine that bulk material carries, Figure 1 shows that the side-looking local structure scheme drawing of existing bucket wheel machine, Figure 2 shows that Fig. 1 bucket wheel machine overlook the local structure scheme drawing.See also Fig. 1 and Fig. 2, bucket wheel machine 10 comprises fixed platform 12, front jib 13, head roll 14 and actuating device 15.Be installed with jib Connection Block 122 on the fixed platform 12, front jib 13 is articulated on the jib Connection Block 122, and can rotate around hinge axes 122a, and realizes with respect to fixed platform 12 pitching.The rotating shaft 142 that head roll 14 stretches out is installed in the bearing seat 143 by the bearing (not shown), and bearing seat 143 is fixed on the front jib 13, thereby head roll 14 is fixedly installed on the front jib 13.Actuating device 15 comprises motor 151, coupler 152, drg 153 and the reductor 154 that connects successively, and the output shaft of reductor 154 is connected by coupler 144 with the rotating shaft 142 of head roll 14, and reductor 154 can drive head roll 14 and rotate.
Structural representation when the front jib 13 that Figure 3 shows that the bucket wheel machine of Fig. 1 is done the nutation motion, the front jib that Figure 4 shows that the bucket wheel machine of Fig. 1 structural representation when moving of facing upward.See also Fig. 2, Fig. 3 and Fig. 4, during work, front jib 13 carries out luffing around hinge axes 122a, drives captive joint thereupon pitching of head roll 14 thereon, and then does together luffing by the rotating shaft 142 drive actuating devices 15 of head roll 14.The reductor 154 of actuating device 15 is corresponding deflection also, and namely reductor 154 is not horizontal, and the gear parts of reductor 154 breaks away from the lubricating oil liquid level, causes lubricated not in placely, also need adopt other lubrication assistant measures, has increased lubricated cost.
Summary of the invention
The object of the invention is to provide a kind of mechanical equipment and anti-deflection mechanism thereof, can prevent actuating device with the significant deflection of pitching part, avoids the gear parts of the reductor of actuating device to break away from the lubricating oil liquid level, is conducive to reduce lubricated cost.
For reaching above-mentioned advantage, the invention provides a kind of anti-deflection mechanism of mechanical equipment, it comprises: fixed platform; The pitching part, the pitching part is articulated on the fixed platform, and can do luffing around hinge axes; Actuating device, the mouth of actuating device is installed on the pitching part.Anti-deflection mechanism also comprises connecting rod assembly, and connecting rod assembly comprises connecting rod, and connecting rod has first end and the second end relative with first end, and first end is articulated on the fixed platform, and the second end is articulated on the actuating device.
In one embodiment of the invention, described connecting rod assembly also comprises the connecting rod free bearing, and the connecting rod free bearing is fixed on the fixed platform, and the first end of connecting rod is articulated on the connecting rod free bearing.
In one embodiment of the invention, described connecting rod free bearing and fixed platform are one-body molded.
In one embodiment of the invention, also be provided with Connection Block on the described fixed platform, the pitching part is articulated on the Connection Block.
In one embodiment of the invention, described anti-deflection mechanism also comprises head roll, and actuating device comprises reductor, and the output shaft of reductor and the rotating shaft of head roll are connected to form the mouth of actuating device.
In one embodiment of the invention, the rotating shaft of described head roll is installed in the bearing seat by bearing, and bearing seat is fixed on the pitching part.
In addition, the present invention also proposes a kind of mechanical equipment, and it comprises any above-mentioned anti-deflection mechanism.
In one embodiment of the invention, described mechanical equipment is bucket wheel machine.
In one embodiment of the invention, described pitching part is the front jib of bucket wheel machine.
In mechanical equipment of the present invention and anti-deflection mechanism thereof, the mouth of actuating device is installed on the pitching part, when the pitching part is done luffing, pitching part wish drives actuating device deflection, but because connecting rod assembly produces restraining function power or supporting role power to actuating device, the mouth of actuating device slightly rotates with respect to the pitching part, and can be with the significantly deflection of pitching part, actuating device keeps level substantially, can avoid the gear lubrication of reductor of actuating device not in place, be conducive to reduce lubricated cost.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification sheets, and for above and other objects of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Figure 1 shows that the side-looking local structure scheme drawing of existing bucket wheel machine.
Figure 2 shows that Fig. 1 bucket wheel machine overlook the local structure scheme drawing.
Structural representation when the front jib that Figure 3 shows that the bucket wheel machine of Fig. 1 is done the nutation motion.
Structural representation when the front jib that Figure 4 shows that the bucket wheel machine of Fig. 1 is faced upward motion.
Figure 5 shows that the side-looking local structure scheme drawing of the mechanical equipment of the embodiment of the invention.
Figure 6 shows that Fig. 5 mechanical equipment overlook the local structure scheme drawing.
Structural representation when the front jib that Figure 7 shows that the mechanical equipment of Fig. 5 is done the nutation motion.
Structural representation when the front jib that Figure 8 shows that the mechanical equipment of Fig. 5 is faced upward motion.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and effect thereof to foundation the present invention proposes are described in detail as follows.
Figure 5 shows that the side-looking local structure scheme drawing of the mechanical equipment of the embodiment of the invention, Figure 6 shows that Fig. 5 mechanical equipment overlook the local structure scheme drawing.See also Fig. 5 and Fig. 6, the mechanical equipment 20 of present embodiment is bucket wheel machine, but the present invention is as limit, and mechanical equipment 20 comprises fixed platform 22, front jib 23, head roll 24, actuating device 25 and connecting rod assembly 26.
Front jib 23 can be with respect to fixed platform 22 pitching under the drive of pitching driver train (not shown), particularly, fixed platform 22 is provided with Connection Block 222, front jib 23 is articulated on the Connection Block 222 by the attaching parts (not shown), front jib 23 can rotate around the hinge axes 222a on the Connection Block 222 under the driving of pitching driver train, with respect to fixed platform 22 pitching.Need to prove that Connection Block 222 can be fixed on the fixed platform 22, also one-body molded with fixed platform 22, front jib 23 is articulated in can realizes on the Connection Block 222 front jib 23 is articulated on the fixed platform 22.
The end away from Connection Block 222 of front jib 23 also is provided with the bucket wheel (not shown), so that bulk cargo is loaded and unloaded, because the difference of material stack height makes front jib 23 with respect to fixed platform 22 pitching, be the relative position of capable of regulating bucket wheel and stockpile, convenient charging or discharging.
Head roll 24 is installed on the front jib 23.Particularly, an end of head roll 24 stretches out a rotating shaft 242, and the rotating shaft 242 of head roll 24 is installed in the bearing seat 243 by the bearing (not shown), and bearing seat 243 is fixed on the front jib 23, so that head roll 24 is fixedly installed on the front jib 23.Need to prove that the other end of head roll 24 also can be provided with a rotating shaft, described rotating shaft is installed in another bearing seat by bearing, and described another bearing seat is fixed on the front jib 23.Also be arranged with belt 244 on the head roll 24, belt 244 is positioned on the front jib 23, for delivery of material.
Actuating device 25 is the actuating device of the belt conveyer of mechanical equipment 20, and it is connected with head roll 24, and drives head roll 24 rotations.Actuating device 25 comprises motor 251, the first coupler 252, drg 253 and reductor 254, and motor 251 provides propulsion source, and the first coupler 252 is connected between motor 251 and the drg 253, and reductor 254 is connected with drg 253.Reductor 254 is located at an end of actuating device 25, the other end relative with reductor 254 that motor 251 is located at actuating device 25.Reductor 254 is decelerated to required rotating speed with the rotating speed of motor 251 rotating shafts, and exports head roll 24 to by output shaft 254a.The output shaft 254a of reductor 254 is connected by the rotating shaft 242 that the second coupler 245 and head roll 24 stretch out, and rotates to drive head roll 24.The output shaft 254a of reductor 254 is connected the common mouth that forms actuating device 25 with the rotating shaft 242 of head roll 24, the axis 242a of the mouth of actuating device 25 is parallel with hinge axes 222a, and the mouth of actuating device 25 can rotate around its axis 242a.Reductor 254 adopts flooding system lubrication, and its gear is soaked in the lubricating oil.
Connecting rod assembly 26 comprises connecting rod 262 and connecting rod free bearing 263, and connecting rod free bearing 263 is fixed on the fixed platform 22.Connecting rod 262 has first end 262a and the second end 262b relative with first end 262a.First end 262a is articulated on the connecting rod free bearing 263, and the second end 262b is articulated on the actuating device 25.Need to prove that connecting rod free bearing 263 can be one-body molded with fixed platform 22, first end 262a is articulated in realizes on the connecting rod free bearing 263 first end 262a is articulated on the fixed platform 22.Distance between the axis 242a of the mouth of actuating device 25 and two hinge-points of the distance between hinge axes 222a and connecting rod 262 about equally.In preferred embodiment, the line of the distance between the line that represents the distance between axis 242a and hinge axes 222a and two hinge-points that represent connecting rod 262 is parallel and equate.
In the present embodiment, the second end 262b of connecting rod 262 and the hinge-point of actuating device 25 are positioned at the below of motor 251, i.e. the second end 262b other end relative with reductor 254 that be articulated in actuating device 25.Current arm support 23 is not done luffing, and namely as shown in Figure 5, front jib 23 all is positioned at level attitude with actuating device 25.
Structural representation when the front jib that Figure 7 shows that the mechanical equipment of Fig. 5 is done the nutation motion.See also Fig. 7, when current arm support 23 was done the nutation motion around hinge axes 222a with respect to fixed platform 22, because bearing seat 243 is fixed on the front jib 23, bearing seat 243 was done the nutation motion with front jib 23.Because the rotating shaft 242 of head roll 24 is installed in the bearing seat 243 by bearing, bearing seat 243 is done the nutation motion with front jib 23, and front jib 23 can apply an application force on the mouth of the actuating device 25 that the output shaft 254a of the rotating shaft 242 of head roll 24 and reductor 254 forms by bearing seat 243, wish drives head roll 24 and actuating device 25 nutations, but 26 pairs of actuating devices 25 of connecting rod assembly play restraining function, actuating device 25 is moved to the left, connecting rod 262 swings left simultaneously, particularly, connecting rod 262 rotates counterclockwise around connecting rod free bearing 263, connecting rod 262 is flapped toward the left side of connecting rod free bearing 263, thereby actuating device 25 basic maintenance levels, and can not do significant deflection with front jib 23.
Structural representation when the front jib that Figure 8 shows that the mechanical equipment of Fig. 5 is faced upward motion.See also Fig. 8, similar with the start principle of Fig. 7, when current arm support 23 is faced upward motion around hinge axes 222a with respect to fixed platform 22, front jib 23 drives bearing seat 243 and faces upward, and apply an application force on the mouth of the upper actuating device 25 that forms of the output shaft 254a of the rotating shaft 242 of head roll 24 and reductor 254 by bearing seat 243, wish drives head roll 24 and actuating device 25 is faced upward, but because the supporting role of 26 pairs of actuating devices 25 of bar assembly, actuating device 25 moves right, connecting rod 262 swings to the right simultaneously, particularly, connecting rod 262 rotates around connecting rod free bearing 263 clockwise directions, connecting rod 262 is flapped toward the right side of connecting rod free bearing 263, thus actuating device 25 basic maintenance levels, and can not do significant deflection with front jib 23.
Need to prove, in preferred embodiment, if the line of the distance between the line that represents the distance between axis 242a and hinge axes 222a and two hinge-points that represent connecting rod 262 is parallel and equate that when front jib 23 was done luffing, actuating device 25 can remain level.
Can find out that from Fig. 7 and Fig. 8 because the setting of connecting rod assembly 26, when front jib 23 was done luffing, actuating device 25 can not done significant deflection with front jib 23, can substantially keep level.The gear of the reductor 254 of actuating device 25 can be soaked in the lubricating oil fully, thereby avoids breaking away from the lubricating oil liquid level because the reductor perk causes gear parts, is conducive to reduce lubricated cost.Be appreciated that, Fig. 5 to Fig. 8 only schematically illustrates mechanical equipment of the present invention and anti-deflection mechanism thereof, but the present invention is not as limit, in other embodiments, anti-deflection of the present invention mechanism is mainly used in the bulk cargo machinery, the bucket wheel machine in the embodiment of the invention, it also can be applicable in other mechanical equipment, front jib 23 can be substituted by other pitching parts, described pitching part 23 is articulated on the fixed platform 22, and can do luffing around hinge axes 222a, and the mouth of reductor 254 is installed on the pitching part 23, mouth can rotate around its axis, and namely mouth can be in the bearing seat 243 interior rotations of being fixed on the pitching part 23.
In sum, have at least following advantage at mechanical equipment of the present invention and anti-deflection mechanism thereof:
1. in mechanical equipment of the present invention and anti-deflection mechanism thereof, the mouth of actuating device is installed on the pitching part, when the pitching part is done luffing, pitching part wish drives actuating device deflection, but because connecting rod assembly produces restraining function power or supporting role power to actuating device, the mouth of actuating device slightly rotates with respect to the pitching part, and can be with the significantly deflection of pitching part, actuating device keeps level substantially, can avoid the gear lubrication of reductor of actuating device not in place, be conducive to reduce lubricated cost.
2. in an embodiment of mechanical equipment of the present invention and anti-deflection mechanism thereof, need not to change the body design of original device, only need to increase a connecting rod assembly, make simply, cost is low.
3. in an embodiment of mechanical equipment of the present invention and anti-deflection mechanism thereof, the anti-deflection mechanism of mechanical equipment is pure physical construction, and reliable in action can prevent effectively that actuating device from deflecting.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.

Claims (9)

1. anti-deflection mechanism, it comprises:
Fixed platform;
The pitching part, this pitching part is articulated on this fixed platform, and can do luffing around hinge axes;
Actuating device, the mouth of this actuating device are installed on this pitching part;
It is characterized in that, this anti-deflection mechanism also comprises connecting rod assembly, and this connecting rod assembly comprises connecting rod, and this connecting rod has first end and the second end relative with this first end, this first end is articulated on this fixed platform, and this second end is articulated on this actuating device.
2. anti-deflection as claimed in claim 1 mechanism, it is characterized in that: this connecting rod assembly also comprises the connecting rod free bearing, and this connecting rod free bearing is fixed on this fixed platform, and the first end of this connecting rod is articulated on this connecting rod free bearing.
3. anti-deflection as claimed in claim 2 mechanism, it is characterized in that: this connecting rod free bearing and this fixed platform are one-body molded.
4. anti-deflection as claimed in claim 1 mechanism, it is characterized in that: also be provided with Connection Block on this fixed platform, this pitching part is articulated on this Connection Block.
5. anti-deflection as claimed in claim 1 mechanism, it is characterized in that: this anti-deflection mechanism also comprises head roll, and this actuating device comprises reductor, the output shaft of this reductor and the rotating shaft of this head roll are connected to form the mouth of this actuating device.
6. anti-deflection as claimed in claim 5 mechanism, it is characterized in that: the rotating shaft of this head roll is installed in the bearing seat by bearing, and this bearing seat is fixed on this pitching part.
7. a mechanical equipment is characterized in that, comprises in the claim 1 to 6 each described anti-deflection mechanism.
8. mechanical equipment as claimed in claim 7, it is characterized in that: this mechanical equipment is bucket wheel machine.
9. mechanical equipment as claimed in claim 8, it is characterized in that: this pitching part is the front jib of bucket wheel machine.
CN201210505495.4A 2012-11-30 2012-11-30 Mechanical equipment and anti-deflection mechanism thereof Active CN102923493B (en)

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CN102923493B CN102923493B (en) 2015-02-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111924437A (en) * 2020-06-13 2020-11-13 湖南长重机器股份有限公司 Novel driving mechanism of arm support belt conveyor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4858700A (en) * 1987-06-26 1989-08-22 Shafer James P Articulated apparatus for positioning rock drills
CN101071090A (en) * 2006-05-12 2007-11-14 上海工程技术大学 Mechanism for measuring dynamic strength of automobile front axle rocker arm
CN201305368Y (en) * 2008-10-13 2009-09-09 大连华锐股份有限公司 Counterweight arm with superposed hinged joint of tension rod for combined bucket-wheel stacker reclaimer
CN102424280A (en) * 2011-08-11 2012-04-25 三一集团有限公司 Cab pitching device and bucket wheel machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4858700A (en) * 1987-06-26 1989-08-22 Shafer James P Articulated apparatus for positioning rock drills
CN101071090A (en) * 2006-05-12 2007-11-14 上海工程技术大学 Mechanism for measuring dynamic strength of automobile front axle rocker arm
CN201305368Y (en) * 2008-10-13 2009-09-09 大连华锐股份有限公司 Counterweight arm with superposed hinged joint of tension rod for combined bucket-wheel stacker reclaimer
CN102424280A (en) * 2011-08-11 2012-04-25 三一集团有限公司 Cab pitching device and bucket wheel machine

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Title
魏毓衷: "DQ8030斗轮堆取料机修改设计", 《水利电力机械》, no. 5, 31 May 1986 (1986-05-31), pages 12 - 16 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111924437A (en) * 2020-06-13 2020-11-13 湖南长重机器股份有限公司 Novel driving mechanism of arm support belt conveyor

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Effective date of registration: 20170627

Address after: 410000 Hunan province Changsha hi tech Development Zone, Lin Yulu No. 288

Patentee after: Changsha ZOOMLION Environmental Industry Co., Ltd.

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Patentee before: Zoomlion Material Handling Equipment Co., Ltd.

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