CN205260643U - A excitation case for high frequency quartering hammer - Google Patents
A excitation case for high frequency quartering hammer Download PDFInfo
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- CN205260643U CN205260643U CN201521097095.XU CN201521097095U CN205260643U CN 205260643 U CN205260643 U CN 205260643U CN 201521097095 U CN201521097095 U CN 201521097095U CN 205260643 U CN205260643 U CN 205260643U
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- bearing
- oil guide
- guide passage
- oil
- exciting case
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Abstract
The utility model provides an excitation case for high frequency quartering hammer, these excitation case and bag draw together the box, are fixed in the bearing frame of box and install in the bearing of bearing frame, and this contracting draws together outer lane, inner circle and the setting a plurality of rolling elements between outer lane and inner circle, and wherein, the bearing frame is provided with the through -going shaft bearing firstly leads oily passageway, and the outer lane of bearing is provided with the second that runs through the outer lane and leads oily passageway, firstly lead oily passageway and lead oily passageway with the second and communicate each other. The utility model discloses an excitation case can be with inside the leading -in bearing of lubricating oil, and it is lubricated fully to guarantee that the bearing obtains, makes the bearing reach the best operating condition, can reduce the operating temperature of bearing simultaneously by a wide margin, and then improve the life of bearing, reduces the fault rate of excitation case.
Description
Technical field
The utility model relates to a kind of high-frequency breaking hammer for crushing operation, relate in particular to a kind of forThe exciting case of high-frequency breaking hammer.
Background technology
High-frequency breaking hammer is a kind of New engineering machinery for crushing operation, can replace hydraulic pistonFormula quartering hammer work can be carried out crushing operation under water in the situation that not reequiping, be applicable to all kinds of mines,Stone pit, constructing tunnel, basis fragmentation, building demolition and seabeach, irrigation canals and ditches, river course, wetland etc.Work-yard, in the rock work of sandstone, decomposed rock, part limestone and Karst geomorphological structureIn condition, there is significant advantage.
High-frequency breaking hammer is made up of parts such as housing, exciting case, upper and lower strut, frame, bucket tooths conventionally,Provide hydraulic energy to drive hydraulic motor by the hydraulic system of excavator, drive and be arranged on by gear driveA pair of eccentric wheel in exciting case rotates, and forms thus exciting force, then will be vibrated by the casing of exciting casePass to bucket tooth and carry out crushing operation.
Quartering hammer is conventionally installed on excavator and uses, and therefore considers the jacking capacity of excavator,The weight of quartering hammer and structure all need compactness, in the exciting case of existing high-frequency breaking hammer conventionally notCan lubricant oil feeding pipe road be set separately in exciting case, gear and bearing need to share lubricating oil to carry outLubricated. In working order, the gear of High Rotation Speed takes up the gear lubricant in exciting case, makes toothWheel lubricating oil is continuously splashed on bearing face, penetrates in bearing from bearing face, fromAnd reach the object to bearing lubrication.
But the lubricating oil splashing can only be splashed to the end face of bearing, and can only be from the end of bearingFace penetrates in bearing, therefore enters oil mass in bearing very limited, is easy to cause bearingLubricated insufficient, bearing is easy to heating, quick abrasion, causes bearing easily to lose efficacy, and the life-span reduces.Also can cause the fault rate of quartering hammer high, maintenance cost is high simultaneously.
Utility model content
For above-mentioned shortcoming of the prior art, the purpose of this utility model is to provide the one canThe exciting case for high-frequency breaking hammer of sufficient lubrication bearing inside.
In order to realize above-mentioned utility model object, the exciting case for high-frequency breaking hammer of the present utility modelComprise casing, be fixed on the bearing block of described casing and be installed on the bearing of described bearing block, this bearingComprise outer ring, inner ring and be arranged on outer ring and inner ring between multiple rolling elements, described bearing block settingHave the first Oil Guide passage of through-shaft bearing, the outer ring of described bearing is provided with runs through of described outer ringTwo Oil Guide passages, described the first Oil Guide passage and described the second Oil Guide passage are interconnected.
In a kind of preferred embodiment of the present utility model, the first Oil Guide passage is from described bearing blockBe exposed to the inner peripheral surface that outer peripheral face in casing extends to described bearing block. The first Oil Guide passage can be certainlyThe upside tip position of the outer peripheral face of described bearing block starts to extend. The first Oil Guide passage also can be from instituteThe upside of stating the outer peripheral face of bearing block starts to extend along the position of circumferentially departing from top, and deviation angle is 30Degree is to 45 degree.
Of the present utility model more preferred embodiment in, the first Oil Guide passage is naked bearing blockThe port section being exposed on the outer peripheral face in casing is funnel type.
In a kind of preferred embodiment of the present utility model, the second Oil Guide passage is outside bearing outer ringSide face extends to inner peripheral surface.
In a kind of preferred embodiment of the present utility model, bearing and bearing block interference fit.
Of the present utility model more preferred embodiment in, exciting case also can comprise oil collection plate, shouldOil collection plate is located at the top of described bearing block. Corresponding with the first Oil Guide passage position on oil collection platePut and can be provided with Oil Guide portion, so that the lubricating oil of being collected by oil collection plate flows to the first Oil Guide from Oil Guide portionPassage. Preferably, oil collection plate is arranged to tilt downwards.
Exciting case of the present utility model in working order under, can be logical by the first Oil Guide of being interconnectedLubricating oil is imported bearing inside by road and described the second Oil Guide passage, ensures that bearing is moistened fullySliding, make bearing reach best duty, the operating temperature of bearing also significantly reduces simultaneously, canStable below acceptable normal temperature. Such design can extend the service life of bearing, fallsThe fault rate of low exciting case.
Below with reference to accompanying drawing and concrete embodiment, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is according to the exciting case for high-frequency breaking hammer of a kind of embodiment of the present utility modelPartial sectional view.
Fig. 2 is exciting case in Fig. 1 cross-sectional schematic along A-A line.
Fig. 3 is the enlarged drawing of region a in Fig. 2.
Fig. 4 is exciting case in Fig. 1 cross-sectional schematic along B-B line.
Fig. 5 is the enlarged drawing of region b in Fig. 4.
Fig. 6 is the structural representation of the bearing block in Fig. 1.
Fig. 7 is bearing block in Fig. 6 cross-sectional schematic along C-C line.
Fig. 8 is the structural representation of the bearing in Fig. 1.
Wherein, the Reference numeral in above-mentioned accompanying drawing is as follows: exciting case-100, bearing block-1a, 1b, 1c,1d, first Oil Guide passage-11a, 11c, the first oil groove 12, bearing-2a, 2c, 2d, bearing outer ring-21, bearing inner race-22, rolling element-23, second Oil Guide passage-24a, 24c, the second oil groove-25,Casing-3, gear-4a, 4b, axle-5a, 5b, oil collection plate-6, Oil Guide portion-61c, 61d.
Detailed description of the invention
Fig. 1 is according to the exciting case for high-frequency breaking hammer of a kind of embodiment of the present utility modelPartial sectional view. Fig. 2 is exciting case in Fig. 1 cutaway view along A-A line. Tu3Wei Tu2Zhong districtThe enlarged drawing of territory a.
As shown in Figure 1 to Figure 3, the exciting case 100 in present embodiment comprises casing 3, is fixed onThe bearing block 1a of casing 3, be installed on the bearing 2a of bearing block and the rotating shaft 5a through bearing 2aWith the gear 4a that is rotated axle 5a and passes, bearing can be rolling bearing, comprises outer ring, inner ring and establishesBe placed in the multiple rolling elements between outer ring and inner ring.
In embodiment of the present utility model, bearing block 1a is provided with first of through-shaft bearing 1aOil Guide passage 11a, the outer ring 21 of bearing is provided with the second Oil Guide passage 24a that runs through outer ring, firstOil Guide passage 11a and the second Oil Guide passage 24a are interconnected. In the exciting case course of work, at a high speedThe gear of rotation can take up the lubricating oil in exciting case, makes this lubricating oil continuously be splashed to bearingSeat 1a is exposed on the outer peripheral face in casing 3, thereby by the first Oil Guide passage 11a and secondOil Guide passage 24a makes lubricating oil directly enter the inside of bearing, bearing can be obtained cold fullyBut and lubricated.
The first Oil Guide passage 11a extends to axle from the outer peripheral face being exposed in casing 3 of bearing block 1aThe inner peripheral surface of bearing. The second Oil Guide passage 24a extends to interior week from the outer peripheral face of described bearing outer ringFace. Radially through-shaft bearing of the first Oil Guide passage 11a, through-shaft also can radially tiltBearing; Radially through-shaft bearing outer-ring of the second Oil Guide passage 24a, also can radially tilt to pass throughWear bearing outer ring. Preferably, the second Oil Guide passage extend to bearing outer ring inner peripheral surface axially roughlyMiddle position, makes the connection of the first Oil Guide passage 11a and the second Oil Guide passage 24a can make to lubricateOil flows out from the axial substantial middle position of bearing outer ring, and for example, this position can be arranged on two phasesBetween adjacent rolling element, or be not scrolled the position that body contacts, to facilitate lubricating oil to enter in bearingPortion is lubricated bearing inner race and lowers the temperature.
In present embodiment, the first Oil Guide passage 11a bearing block 1a be exposed in casing outsideOne end port on side face is funnel-form. In the exciting case course of work, can there is more profit like thisLubricating oil is received by the first Oil Guide passage 11a, then logical by the first Oil Guide passage 11a and the second Oil GuideRoad 24a enters the inside of bearing for lubricated.
In the present embodiment, bearing 2a and bearing block 1a interference fit, thus ensure at exciting caseIn the course of work, bearing outer ring 21 can not produce relative displacement with bearing block 1a, has just ensured the yetOne Oil Guide passage 11a and the second Oil Guide passage 24a are interconnected. Preferably, the first Oil Guide passage 11aSeamlessly transit with the junction of the second Oil Guide passage 24a, to ensure the first Oil Guide passage 11a drainageLubricating oil is smooth and easy to be entered in the second Oil Guide passage 24a, thereby enters the inside of bearing.
One preferred embodiment in, the first Oil Guide passage 11a is from the outer peripheral face of bearing block 1aUpside (upside on the gravity direction under exciting case duty) top starts to extend. Now, profitLubricating oil is by starting from the upper side roof part of the outer peripheral face of bearing block 1a the first Oil Guide passage 11a extendingEnter the inside of bearing to the second Oil Guide passage 24a. In another preferred embodiment, theOne Oil Guide passage 11a circumferentially departs from top from the upside edge of the outer peripheral face of mounted bearing block 1aPosition starts to extend, and for example deviation angle is 45 degree. Now, lubricating oil is by outside bearing block 1aSide face upside starts along circumferentially departing from 45Du position, top the first Oil Guide passage 11a to the extendingTwo Oil Guide passage 24a and enter the inside of bearing. Alternatively, the first Oil Guide passage 11a can self-excitationAny position of outer peripheral face upside of the case duty of shaking bearing block of lower time 1a starts to extend, for example, along weekTo departing from 30Du angle, top etc.
Fig. 6 is the structural representation of the bearing block in Fig. 1. Fig. 7 is that bearing block in Fig. 6 is along C-CThe cutaway view of line. Fig. 8 is the structural representation of the bearing in Fig. 1.
Known in conjunction with Fig. 6 to Fig. 8, in a preferred embodiment, on the inner peripheral surface of bearing block 1aCan be along the first oil groove 12 circumferentially also can be set, this first oil groove 12 be preferably located in bearing block 1a inThe position of substantial middle vertically on side face, the first Oil Guide passage 11a is connected with the first oil groove 12,Like this, from first Oil Guide passage 11a flow into lubricating oil also can through the first oil groove 12 to bearing outsideCircle 21 is lubricated, lowers the temperature. Alternatively, also can be along circumferential setting on the outer peripheral face of bearing outer ring 21The second oil groove 25, this second oil groove 25 is preferably located on the outer peripheral face of bearing outer ring 21 large verticallyCause central position, the second Oil Guide passage 24a is connected with the second oil groove 25, like this, and from firstThe lubricating oil that Oil Guide passage 11a flows into can be lubricated bearing outer ring 21 through the second oil groove 25a.Alternatively, on the inner peripheral surface of bearing block 1a and the outer peripheral face of bearing outer ring 21, oil groove is set simultaneously,Two oil grooves are cooperatively interacted, bearing outer ring 21 is lubricated, is lowered the temperature.
Fig. 4 is exciting case in Fig. 1 cutaway view along B-B line. Fig. 5 is the putting of region b in Fig. 4Large figure.
In a preferred embodiment, exciting case also comprises oil collection plate 6, and this oil collection plate 6 is at least part ofGround is positioned at the top of bearing block, fixes with the relative position of bearing block, therefore, can be fixed on casing 3In, also can be fixed on bearing block. Establish position corresponding with the first Oil Guide passage on oil collection plate 6Be equipped with Oil Guide portion, so that the collected lubricating oil of oil collection plate flows to the first Oil Guide passage from Oil Guide portion.Oil collection plate is arranged to tilt downward. Oil Guide portion can be in the shape of the letter V, to facilitate lubricating oil from Oil GuidePortion flows to the first Oil Guide passage, or Oil Guide portion also can be for running through the through hole of oil collection plate, so that lubricatedOil flows to the first Oil Guide passage along through hole. By increasing oil collection plate is set on the inwall at exciting case,The lubricant oil collection splashing can be got up, drain into the first Oil Guide passage by Oil Guide portion, soBy by the first Oil Guide passage, lubricating oil being injected into bearing inside by the second Oil Guide passage, set up collectionThe design of oiled-plate method makes collectable oil mass become large.
Known in conjunction with Fig. 1 to Fig. 5, in embodiment of the present utility model, in exciting case, can installTwo the gear 4a and the 4b that have along continuous straight runs to arrange, passed by two rotating shaft 5a and 5b respectively,The both sides of gear 4a can be respectively arranged with two the bearing 2a and the 2c that are rotated that axle 5a passes, andThe bearing block 1a, the 1c that are respectively used to install bearing 2a, 2c, the both sides of gear 4b can be respectively arranged withTwo bearing 2b (not shown) that are rotated that axle 5b passes and 2d, and be respectively used to install bearingBearing block 1b, the 1d of 2b, 2d. On each bearing block and bearing, be respectively arranged with the first Oil Guide logicalRoad and the second Oil Guide passage, to import lubricating oil. Oil collection plate 6 is worked at exciting case at least in partThe top of each bearing block under state, for example, oil collection plate 6 can be fixed in casing 3 and in casingPortion one week, or oil collection plate 6 can be multiple plate member of the top that is separately positioned on each bearing block. ?The position corresponding with the first Oil Guide passage of four bearing blocks on oil collection plate 6, is respectively arranged with fourThe 61a of Oil Guide portion (not shown), 61b (not shown), 61c, 61d. Because first on bearing block ledOil passage can be inwardly all from any position of outer peripheral face upside of exciting case duty bearing block of lower timeFace extends, and therefore Oil Guide portion also can be arranged on oil collection plate any corresponding passable with the first Oil Guide passageThe lead position of the first Oil Guide passage of the lubricating oil that oil collection plate is collected.
In a preferred embodiment, known in conjunction with Fig. 4, be positioned at two of exciting case the same sideThe first Oil Guide passage 11c on bearing block 1c, 1d, the aperture position difference of 11d (not shown),On the oil collection plate 6 of a side, be provided with two 61c of Oil Guide portion, 62d, position is not yet in these two Oil Guide portionsWith, the first Oil Guide passage 11c on bearing block 1c is from the upper side roof part of the outer peripheral face of bearing block 1cStart to extend, the first Oil Guide passage 11d on bearing block 1d is from the upside of the outer peripheral face of bearing block 1dStart to extend along the position of circumferentially departing from top miter angle; In the 61c of Oil Guide portion and bearing block 1 abilityThe first Oil Guide passage 11c is corresponding, be arranged on bearing block 1c directly over; The 61d of Oil Guide portion and axleThe first Oil Guide passage 11d on bearing 1d is corresponding, is arranged on just departing from of bearing block 1d top to go upThe position of side's miter angle. Like this, even if exciting case has the inclination of certain angle in the time of work,When directly over departing from, the position of miter angle arranges Oil Guide portion and also can ensure that exciting case is in working order,No matter whether tilt, lubricating oil can successfully flow to bearing inside, and bearing is lubricated fullyAnd cooling. Through the observation to actual condition, the exciting case after improving like this and bearing are wherein in workMake temperature under state all in suitable interval, result of use is good.
Although the utility model is described in conjunction with detailed description of the invention in the utility model description,But those of ordinary skill in the art only should be appreciated that detailed description of the invention of the present utility modelBe for illustrating, protection domain of the present utility model is not formed to any restriction, do not departing from thisUnder the prerequisite of utility model essence, can to the technical solution of the utility model carry out various amendments orEquivalents, any amendment or equivalents still fall into protection domain of the present utility model.
Claims (10)
1. for the exciting case of high-frequency breaking hammer, described exciting case comprises casing, is fixed on described caseThe bearing block of body and be installed on the bearing of described bearing block, this bearing comprises outer ring, inner ring and is arranged onMultiple rolling elements between outer ring and inner ring, is characterized in that:
Described bearing block is provided with the first Oil Guide passage of through-shaft bearing, and the outer ring of described bearing arrangesThere is the second Oil Guide passage that runs through described outer ring, described the first Oil Guide passage and described the second Oil Guide passageBe interconnected.
2. exciting case according to claim 1, is characterized in that:
Described the first Oil Guide passage extends to institute from the outer peripheral face being exposed in casing of described bearing blockState the inner peripheral surface of bearing block.
3. exciting case according to claim 2, is characterized in that:
Described the first Oil Guide passage starts to extend from the upside tip position of the outer peripheral face of described bearing block.
4. exciting case according to claim 2, is characterized in that:
Described the first Oil Guide passage circumferentially departs from top from the upside edge of the outer peripheral face of described bearing blockPosition starts to extend, and deviation angle is 30 degree to 45 degree.
5. exciting case according to claim 2, is characterized in that:
The first Oil Guide passage is at the port section on the outer peripheral face in casing that is exposed to of described bearing blockBe funnel type.
6. exciting case according to claim 2, is characterized in that: described the second Oil Guide passageOuter peripheral face from described bearing outer ring extends to inner peripheral surface.
7. exciting case according to claim 2, is characterized in that: described bearing and described axleBearing interference fit.
8. exciting case according to claim 2, is characterized in that: described exciting case also comprisesOil collection plate, this oil collection plate is fixed on the top of described bearing block at least in part.
9. exciting case according to claim 8, is characterized in that: on described oil collection plate withDescribed the first corresponding position of Oil Guide passage is provided with Oil Guide portion so that collected by oil collection plate lubricatedOil flows to described the first Oil Guide passage from described Oil Guide portion.
10. exciting case according to claim 9, is characterized in that: described oil collection plate is arranged toTilt downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097095.XU CN205260643U (en) | 2015-12-25 | 2015-12-25 | A excitation case for high frequency quartering hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097095.XU CN205260643U (en) | 2015-12-25 | 2015-12-25 | A excitation case for high frequency quartering hammer |
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| Publication Number | Publication Date |
|---|---|
| CN205260643U true CN205260643U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521097095.XU Active CN205260643U (en) | 2015-12-25 | 2015-12-25 | A excitation case for high frequency quartering hammer |
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| CN (1) | CN205260643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917825A (en) * | 2015-12-25 | 2017-07-04 | 贵阳大新机械加工有限公司 | For the exciting case of high-frequency breaking hammer |
-
2015
- 2015-12-25 CN CN201521097095.XU patent/CN205260643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917825A (en) * | 2015-12-25 | 2017-07-04 | 贵阳大新机械加工有限公司 | For the exciting case of high-frequency breaking hammer |
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