CN103601086B - Device for revolving and driving and revolution job engineering machinery - Google Patents
Device for revolving and driving and revolution job engineering machinery Download PDFInfo
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- CN103601086B CN103601086B CN201310626252.0A CN201310626252A CN103601086B CN 103601086 B CN103601086 B CN 103601086B CN 201310626252 A CN201310626252 A CN 201310626252A CN 103601086 B CN103601086 B CN 103601086B
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Abstract
The present invention discloses a kind of device for revolving and driving and revolution job engineering machinery.Device for revolving and driving comprises: rotate forward driver train, middle transition mechanism, reversion driver train and target fluted disc; Rotating forward driver train comprises: the first gear wheel shaft, and the first gear wheel shaft is at least provided with rotating forward driven wheel, rotates forward driven wheel and compresses mutually with the left flank of tooth of target fluted disc; Reversion driver train comprises: the second gear wheel shaft, the second gear wheel shaft is at least provided with counter drive gear, and counter drive gear compresses mutually with the right flank of tooth of target gear; Middle transition organization establishes, between rotating forward driver train and reversion driver train, for the rotation of a gear wheel shaft in the first gear wheel shaft and the second gear wheel shaft is passed to another gear wheel shaft, and makes two gear wheel shaft rotation directions identical.Device for revolving and driving provided by the invention, ensures that the sideshake between target fluted disc and driven wheel is less while can realizing driving target fluted disc to rotate and reverse, effectively reduces revolution and rock, improve the stability of construction.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of device for revolving and driving and revolution job engineering machinery.
Background technology
Hoisting crane is a kind of facility for the convey materials that hoists, and is widely used in the hoisting operation under the operating modes such as building ground, port and pier, oil field, railway, warehouse, wind-powered electricity generation and lifting operation.In recent years, along with the quickening of engineering construction foot, the effect that hoisting crane plays in all conglomeraties is also increasing, is also more and more subject to people's attention the improvement of hoisting crane performance.
Hoisting crane is primarily of lifting part and the chassis portion composition of getting off of getting on the bus.Wherein, lifting part of getting on the bus by crane arm, electric system, hydraulic efficiency pressure system, operating system and rotary system five major part form.Wherein, rotary system, for completing the rotation of getting on the bus, is one of important mechanism of hoisting crane.
Rotary system is primarily of parts compositions such as pivoting support, turntable, device for revolving and driving.Rotary fluid motor and reductor form device for revolving and driving, and it is fixed on gets on the bus on turntable.As shown in Figure 1, when control operating rod push/pull of getting on the bus reverses platform rotary position, hydraulic oil flows to HM Hydraulic Motor by pipeline of getting off, centre revolving joint, main valve of getting on the bus to the powered rotation system principle of existing rotary system; Fluid motor-driven reductor turns round, and the miniature gears 1a of output end of reducer is meshed with the internal gear disc 4a of pivoting support, drives the outer race of pivoting support and turntable to rotate and reverse thus, thus make turntable fix get off on realize the revolution of 360 °.
Can carry out rotating forward to make the internal gear disc of the pinion mate pivoting support of output end of reducer to drive, also can enter line inversion driving, miniature gears needs reserved sideshake between internal gear disc, in case inner gear and internal gear disc occur stuck.Make thus to certainly exist sideshake between miniature gears and internal gear disc, the size of this sideshake has certain influence to the revolution problem of rocking, and generally the less revolution of meshing backlass is rocked also less.But sideshake is less, then require that the accuracy of gear is higher.Because pivoting support gear is large, processing difficulties, reduces by the working accuracy improving gear the restriction that gear backlash exists Cost Problems and working ability.Therefore, existing crane rotation actuating device has revolution and rocks large problem, and this problem is at the construction machinery and equipment also ubiquity of other revolution operations.
Summary of the invention
In view of this, the present invention proposes a kind of revolution and rocks little device for revolving and driving and revolution job engineering machinery.For achieving the above object, technical scheme of the present invention is achieved in that
On the one hand, the invention provides a kind of device for revolving and driving, comprising:
Rotate forward driver train, middle transition mechanism, reversion driver train and target fluted disc;
Described rotating forward driver train comprises: the first gear wheel shaft, and described first gear wheel shaft is at least provided with rotating forward driven wheel, and described rotating forward driven wheel compresses mutually with the left flank of tooth of target fluted disc;
Described reversion driver train comprises: the second gear wheel shaft, and described second gear wheel shaft is at least provided with counter drive gear, and described counter drive gear compresses mutually with the right flank of tooth of described target gear;
Described middle transition organization establishes, between described rotating forward driver train and reversion driver train, for the rotation of a gear wheel shaft in described first gear wheel shaft and the second gear wheel shaft is passed to another gear wheel shaft, and makes two gear wheel shaft rotation directions identical.
Further, described middle transition mechanism comprises: counter gear shaft, and the 3rd helical wheel portion be arranged on described counter gear shaft and the 4th helical wheel portion;
First gear wheel shaft is provided with the first helical wheel be meshed with described 3rd helical wheel portion;
Described second gear wheel shaft is provided with the second helical wheel be meshed with described 4th helical wheel portion.
Further, described 3rd helical wheel portion is contrary with the rotation direction in the 4th helical wheel portion.
Further, described counter gear shaft is provided with the 3rd helical wheel and the 4th helical wheel, described 3rd helical wheel and the 4th helical wheel form described 3rd helical wheel portion and the 4th helical wheel portion respectively; Or
Described counter gear shaft is provided with chevron pointing helical wheel, described chevron pointing helical wheel is provided with described 3rd helical wheel portion and the 4th helical wheel portion.
Further, also comprise for promoting the boosting mechanism of described counter gear shaft along its axial motion.
Further, described rotating forward driven wheel and counter drive gear all with the external toothing of described target fluted disc or internal messing.
Further, described first gear wheel shaft or the second gear wheel shaft are the output shaft of reductor; Or described first gear wheel shaft or the second gear wheel shaft are connected with the output shaft of reductor; Described target fluted disc is the outer tooth disk of pivoting support, internal gear disc or tooth bar.
Further, described device for revolving and driving also comprises: HM Hydraulic Motor, and the output shaft of described HM Hydraulic Motor is connected with the input shaft of described reductor.
Accordingly, the present invention also provides a kind of revolution job engineering machinery, is provided with the device for revolving and driving described in above-mentioned any one.
Further, it is hoisting crane excavating machine, rotary drilling rig, concrete pump truck, aerial platform or fire-fighting and rescue car.
Relative to prior art, device for revolving and driving provided by the invention is provided with two driver trains, be respectively rotate forward driver train with turn driver train.Rotating forward driver train is provided with and compresses with the left flank of tooth of target fluted disc the rotating forward driven wheel engaged, and the right flank of tooth of target fluted disc compresses the reversion driving fluted disc of engagement.This device for revolving and driving be also provided with for the rotation of a driver train is passed to another driver train and make two driver trains turn to identical middle transition mechanism.When rotate forward driver train initiatively reversion or reverse under the effect of the driver train that reverses time, rotate forward driving gear drives target fluted disc and rotate forward, driven wheel compresses with the left flank of tooth of target fluted disc and engages, therefore rotating forward process gear and fluted disc sideshake less; When counter drive gear initiatively rotates forward or rotates forward under the effect rotating forward driver train, counter drive gear compresses with the right flank of tooth of target fluted disc and engages, therefore Umklapp process gear and fluted disc sideshake also less.Namely utilize device for revolving and driving provided by the invention, ensure that the sideshake between target fluted disc and driven wheel is less while can realizing driving target fluted disc to rotate and reverse, effectively reduce revolution and rock, improve the stability of construction.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the power transmission principle schematic of device for revolving and driving in prior art;
The structural representation of the device for revolving and driving that Fig. 2 provides for the embodiment of the present invention;
The transmission of power principle schematic of the device for revolving and driving that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the mate of the device for revolving and driving that Fig. 4 provides for the embodiment of the present invention;
Fig. 5 is the partial enlarged drawing at A place in Fig. 4;
Fig. 6 is the partial enlarged drawing at B place in Fig. 4;
The structural representation of the device for revolving and driving that Fig. 7 provides for another embodiment of the present invention.
Description of reference numerals:
1a miniature gears 4a internal gear disc
1 first gear wheel shaft 11 rotates forward driven wheel
12 first helical wheel 2 second gear wheel shafts
21 counter drive gear 22 second helical wheels
3 counter gear shafts 31 the 3rd helical wheel portion
32 the 4th helical wheel portion 4 target fluted discs
The right flank of tooth of the 41 left flank of tooth 42
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below in conjunction with accompanying drawing, each preferred embodiment of the present invention is described further.
Refer to Fig. 2 to Fig. 6, the figure shows the structure of the device for revolving and driving that the embodiment of the present invention provides, this device for revolving and driving specifically comprises:
Rotate forward driver train, middle transition mechanism, reversion driver train and target fluted disc 4(Fig. 4); Wherein,
Rotating forward driver train comprises: the first gear wheel shaft 1, first gear wheel shaft 1 is provided with and rotates forward driven wheel 11, this rotating forward driven wheel 11 compresses (referring to Fig. 4 and Fig. 5) with the left flank of tooth 41 phase of target fluted disc 4;
Reversion driver train comprises: the second gear wheel shaft 2, second gear wheel shaft 2 is provided with counter drive gear 21, and this counter drive gear 21 compresses (referring to Fig. 4 and Fig. 6) with the right flank of tooth 42 phase of target gear 4;
Middle transition organization establishes, between rotating forward driver train and reversion driver train, for the rotation of a gear wheel shaft in the first gear wheel shaft 1 and the second gear wheel shaft 2 is passed to another gear wheel shaft, and makes two gear wheel shaft rotation directions identical.
Be provided with two driver trains in the device for revolving and driving that the present embodiment provides, be respectively and rotate forward driver train and reversion driver train; Wherein rotating forward driver train is the mechanism that target fluted disc can be driven to rotate forward, and reversion driver train is the mechanism that target fluted disc can be driven to reverse.Rotate forward on driver train and be provided with rotating forward driven wheel 11, this rotating forward driven wheel 11 compresses with the left flank of tooth 41 phase of target fluted disc 4, (now rotate forward driven wheel 11 to reverse when rotating forward driven wheel 11 and driving target fluted disc 4 to rotate forward thus, the direction of arrow in Fig. 2 and Fig. 4), rotating forward driven wheel 11 compresses with the left flank of tooth 41 of target fluted disc 4 and engages, and sideshake is less.Reversion driver train is provided with counter drive gear 21, this counter drive gear 21 compresses with the right flank of tooth 42 phase of target fluted disc 4, when counter drive gear 21 drives target fluted disc 4 to reverse thus (now counter drive gear 21 rotates forward), counter drive gear 21 compresses with the right flank of tooth 42 of target fluted disc 4 and engages, and sideshake is less.Namely utilize above-mentioned two driver trains, can realize when driving target fluted disc 4 to rotate and reverse, the sideshake between target fluted disc 4 and driven wheel (rotating forward driven wheel 11 or counter drive gear 21) is less, is conducive to reducing machinery rotation and rocks.
Conventional actuating device (as HM Hydraulic Motor, or HM Hydraulic Motor and reductor) output shaft is only set usually, namely only have a main driving mechanism, in the present embodiment, it can, for rotating forward driver train, also can be the driver train that reverses.Be that to rotate forward driver train be example with main driving mechanism, now, the rotation of reversion driver train then needs to realize by rotating forward the driving of driver train.If the two Direct driver connects (namely rotating forward driven wheel 11 directly to engage with counter drive gear 21), the two rotation direction is then contrary; But in order to ensure to rotate forward a driven wheel in driven wheel 11 and counter drive gear 21 when driving target fluted disc 4, another drives fluted disc not affect the rotation of target fluted disc 4, and two driven wheels need rotating in same direction.Consider the problems referred to above, middle transition mechanism is provided with in the device for revolving and driving that the present embodiment provides, this middle transition organization establishes is between rotating forward driver train and reversion driver train, for the rotation of a gear wheel shaft in the first gear wheel shaft 1 and the second gear wheel shaft 2 is passed to another gear wheel shaft, and make two gear wheel shaft rotation directions identical.Namely middle transition mechanism has following 2 effects: the first, transmits and rotates; The second, the rotation direction that adjustment rotates forward driven wheel 11 and counter drive gear 21 is in the same way.
Above-mentioned middle transition mechanism can adopt the arbitrary structures with above-mentioned functions, as the straight gear etc. be provided with rotate forward driven wheel 11 and counter drive gear 21 and be meshed.As preferred version of the present invention, middle transition mechanism specifically can comprise (Fig. 2):
Counter gear shaft 3, and the 3rd helical wheel portion 31 be arranged on counter gear shaft 3 and the 4th helical wheel portion 32;
In addition, also need to adjust accordingly to rotating forward driver train and reversion driver train, specific as follows:
First gear wheel shaft 1 is provided with the first helical wheel 12 be meshed with above-mentioned 3rd helical wheel portion 31;
Second gear wheel shaft 2 is provided with the second helical wheel 22 be meshed with above-mentioned 4th helical wheel portion 32.
The 3rd helical wheel portion 31 on counter gear shaft 3 is for engaging with the first helical wheel 12 rotated forward in driver train, and the 4th helical wheel portion 32 is for being meshed with the second helical wheel 22 in reversion driver train.In above-mentioned helical wheel engagement process, the rotation of a driver train just passes to another driver train by middle transition mechanism, thus achieves the transmission of rotation, and the driven wheel of two driver trains turns to identical simultaneously.
Helical wheel in certain such scheme also all can be substituted by straight gear, but adopt helical gear object to be in this preferred embodiment: to make it move a certain distance adjustable first helical wheel 12 and the 3rd helical wheel portion 31 in the axial direction by applying certain pressure to counter gear shaft 3, and second gap between helical wheel 22 and the 4th helical wheel portion 32, make the gap of said gear part adjustable, and regulative mode is also comparatively simple, make whole meshing transmission structure more compact thus, improve the response efficiency of transmission.Carrying out in the adjustment process of gap, manually can promote counter gear shaft 3 and move axially; Also can realize by other mechanism, to reduce the labour intensity of operative employee.The device for revolving and driving that the present embodiment provides accordingly also comprises preferably for promoting the boosting mechanism of counter gear shaft 3 along its axial motion, and this boosting mechanism is specifically as follows oil cylinder, spring etc.
Counter gear shaft 3 in middle transition mechanism is subject to the axial force in the 3rd helical wheel portion 31 and the 4th helical wheel portion 32 in rotation process simultaneously, the line shaft be subject to make counter gear shaft 3 may be little to overcoming, and above-mentioned 3rd helical wheel portion 31 is contrary with the rotation direction in the 4th helical wheel portion 32.Namely the axial force that applies counter gear shaft 3 of two helical wheel portions is contrary, and total axial force that counter gear shaft 3 is subject to is less, is conducive to the service life extending counter gear shaft 3.
Further, modulus, the number of teeth that can arrange above-mentioned 3rd helical wheel portion 31 and the 4th helical wheel portion 32 are equal with angle of obliquity, and helical angle equal and opposite in direction direction is contrary, makes the axial force suffered by the 3rd gear wheel shaft 3 be zero substantially thus.Second helical wheel 22 of the first helical wheel 12 and reversion driver train that rotate forward driver train is according to the 3rd helical wheel portion 31 and the 4th helical wheel portion 32 relative set, namely the first helical wheel 12 and the 3rd helical wheel portion 31 modulus, the number of teeth are equal with angle of obliquity, and helical angle equal and opposite in direction direction is contrary; Modulus, the number of teeth in the second helical wheel 22 and the 4th helical wheel portion 32 are equal with angle of obliquity, and helical angle equal and opposite in direction direction is contrary.
Being arranged on the 3rd helical wheel portion 31 on counter gear shaft 3 and the 4th helical wheel portion 32 can be Split type structure, namely counter gear shaft 3 is provided with the 3rd helical wheel and the 4th helical wheel (as shown in Figure 2), the 3rd helical wheel and the 4th helical wheel form above-mentioned 3rd helical wheel portion 31 and the 4th helical wheel portion 32 respectively; 3rd helical wheel portion 31 and the 4th helical wheel portion 32 also can be structure as a whole (as shown in Figure 7), namely counter gear shaft 3 are provided with chevron pointing helical wheel, chevron pointing helical wheel are provided with shown in the 3rd helical wheel portion 31 and the 4th helical wheel portion 32(Fig. 5).
To rotate forward driver train for main driving mechanism, under the device for revolving and driving principle of work that the present embodiment provides:
After first gear wheel shaft 1, second gear wheel shaft 2 and counter gear shaft 3 being assembled, apply an axial force to counter gear shaft 3, engage until the first helical wheel 12 compresses with the 3rd helical wheel portion 31, the second helical wheel 22 compresses with the 4th helical wheel portion 32 and engages; Complete intervening drive mechanisms to adjust with the gap rotating forward driver train and the driver train that reverses;
Drive the first gear wheel shaft 1 to reverse (in Fig. 2 and Fig. 4 the direction of arrow), compress with the left flank of tooth 41 phase of target fluted disc 4 owing to rotating forward driven wheel 11, therefore target fluted disc 4 preferentially rotates forward under the engagement rotating forward driven wheel 11; Certainly, first gear wheel shaft 1 also can drive counter gear shaft 3 to rotate forward by the engagement in the first helical wheel 12 and the 3rd helical wheel portion 31 while reversing, then the 4th helical wheel portion 32 engages the second helical wheel 22 and reverses, then the second helical wheel 22 drives the second gear wheel shaft 2 and counter drive gear 21 to reverse, but because the right flank of tooth 42 phase of counter drive gear 21 with target fluted disc 4 compresses, namely the left flank of tooth 41 gap of itself and target fluted disc 4 is comparatively large, therefore now contacts with target fluted disc 4 in counter drive gear 21 rotation process but substantially not by engagement force effect; This process is the process driving target fluted disc 4 to rotate forward;
After driving the first gear wheel shaft 1 to rotate forward, first helical wheel 12 drives the 3rd helical wheel portion 31 to reverse, 3rd helical wheel portion 31 drives counter gear shaft 3 and the 4th helical wheel portion 32 to reverse, 4th helical wheel portion 32 drives the second helical wheel 22 to rotate forward, second helical wheel 22 drives the second gear wheel shaft 2 and counter drive gear 21 to rotate forward, because the right flank of tooth 42 phase of counter drive gear 21 with target gear 4 compresses, therefore target fluted disc 4 preferentially reverses under the engagement of counter drive gear 21, rotates forward driven wheel 11 and contacts with target fluted disc 4 but be not substantially subject to engagement force effect; This process is the process driving target fluted disc 4 to reverse.
Above-mentioned rotating forward driven wheel 11 and counter drive gear 21 can all with the external toothing of target fluted disc, also can all with target gear 4 internal messing.
The device for revolving and driving that the present embodiment provides is applicable to hoisting crane.Corresponding, now the first gear wheel shaft 1 or the second gear wheel shaft 2 are the output shaft of reductor; Or the first gear wheel shaft 1 or the second gear wheel shaft 2 are connected with the output shaft of reductor; Target fluted disc 4 is the outer tooth disk of pivoting support, internal gear disc or tooth bar (when rotate forward driven wheel 11 with counter drive gear 21 all with the external toothing of target fluted disc time, target fluted disc 4 is outer tooth disk; When closing in rotating forward driven wheel 11 and being all outer with target fluted disc with counter drive gear 21, target fluted disc 4 is internal gear disc).
It should be noted that, the device for revolving and driving that the present embodiment provides can also comprise other component of existing turning gear, and as propulsion source-HM Hydraulic Motor, the output shaft of this HM Hydraulic Motor is connected with the input shaft of reductor.Namely the power of HM Hydraulic Motor rotates forward driver train or reversion driver train by flowing to after reductor.As shown in the above, the device for revolving and driving that the embodiment of the present invention provides is provided with two driver trains, be respectively rotate forward driver train with turn driver train.Rotating forward driver train is provided with and compresses with the left flank of tooth of target fluted disc the rotating forward driven wheel engaged, and the right flank of tooth of target fluted disc compresses the reversion driving fluted disc of engagement.This device for revolving and driving be also provided with for the rotation of a driver train is passed to another driver train and make two driver trains turn to identical middle transition mechanism.When rotate forward driver train initiatively reversion or reverse under the effect of the driver train that reverses time, rotate forward driving gear drives target fluted disc and rotate forward, driven wheel compresses with the left flank of tooth of target fluted disc and engages, therefore rotating forward process gear and fluted disc sideshake less; When counter drive gear initiatively rotates forward or rotates forward under the effect rotating forward driver train, counter drive gear compresses with the right flank of tooth of target fluted disc and engages, therefore Umklapp process gear and fluted disc sideshake also less.Namely utilize the device for revolving and driving that the embodiment of the present invention provides, ensure that the sideshake between target fluted disc and driven wheel is less while can realizing driving target fluted disc to rotate and reverse, effectively reduce revolution and rock, improve the stability of construction.
The embodiment of the present invention additionally provides a kind of revolution job engineering machinery, such as hoisting crane, excavating machine, rotary drilling rig, concrete pump truck, concrete pump truck, aerial platform or fire-fighting and rescue car etc.This revolution job engineering machinery is provided with any one device for revolving and driving above-mentioned, because any one device for revolving and driving above-mentioned has above-mentioned technique effect, therefore, the construction machinery and equipment being provided with device for revolving and driving also should possess corresponding technique effect, its specific implementation process is similar to the above embodiments, does not hereby repeat.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a device for revolving and driving, is characterized in that, comprising:
Rotate forward driver train, middle transition mechanism, reversion driver train and target fluted disc (4);
Described rotating forward driver train comprises: the first gear wheel shaft (1), described first gear wheel shaft (1) is at least provided with and rotates forward driven wheel (11), described rotating forward driven wheel (11) compresses mutually with the left flank of tooth (41) of target fluted disc (4);
Described reversion driver train comprises: the second gear wheel shaft (2), described second gear wheel shaft (2) is at least provided with counter drive gear (21), and described counter drive gear (21) compresses mutually with the right flank of tooth (42) of described target fluted disc (4);
Described middle transition organization establishes is between described rotating forward driver train and reversion driver train, for the rotation of a gear wheel shaft in described first gear wheel shaft (1) and the second gear wheel shaft (2) is passed to another gear wheel shaft, and make two gear wheel shaft rotation directions identical;
Described middle transition mechanism comprises: counter gear shaft (3), and the 3rd helical wheel portion (31) be arranged on described counter gear shaft (3) and the 4th helical wheel portion (32);
First gear wheel shaft (1) is provided with the first helical wheel (12) be meshed with described 3rd helical wheel portion (31);
Described second gear wheel shaft (2) is provided with the second helical wheel (22) be meshed with described 4th helical wheel portion (32).
2. device for revolving and driving according to claim 1, is characterized in that, described 3rd helical wheel portion (31) is contrary with the rotation direction in the 4th helical wheel portion (32).
3. device for revolving and driving according to claim 2, it is characterized in that, described counter gear shaft (3) is provided with the 3rd helical wheel and the 4th helical wheel, described 3rd helical wheel and the 4th helical wheel form described 3rd helical wheel portion (31) and the 4th helical wheel portion (32) respectively; Or
(3) are provided with chevron pointing helical wheel to described counter gear shaft, described chevron pointing helical wheel are provided with described 3rd helical wheel portion (31) and the 4th helical wheel portion (32).
4. device for revolving and driving according to claim 1, is characterized in that, also comprises for promoting the boosting mechanism of described counter gear shaft (3) along its axial motion.
5., according to right and the device for revolving and driving requiring described in 1, it is characterized in that, described rotating forward driven wheel (11) and counter drive gear (21) all with described target fluted disc (4) external toothing or internal messing.
6. device for revolving and driving according to claim 1, is characterized in that, the output shaft that described first gear wheel shaft (1) or the second gear wheel shaft (2) are reductor; Or described first gear wheel shaft (1) or the second gear wheel shaft (2) are connected with the output shaft of reductor; Outer tooth disk, internal gear disc or tooth bar that described target fluted disc (4) is pivoting support.
7. device for revolving and driving according to claim 6, is characterized in that, described device for revolving and driving also comprises: HM Hydraulic Motor, and the output shaft of described HM Hydraulic Motor is connected with the input shaft of described reductor.
8. a revolution job engineering machinery, is characterized in that, be provided with the device for revolving and driving described in claim 1 to 7 any one.
9. revolution job engineering machinery according to claim 8, it is characterized in that, it is hoisting crane excavating machine, rotary drilling rig, concrete pump truck, aerial platform or fire-fighting and rescue car.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310626252.0A CN103601086B (en) | 2013-11-29 | 2013-11-29 | Device for revolving and driving and revolution job engineering machinery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310626252.0A CN103601086B (en) | 2013-11-29 | 2013-11-29 | Device for revolving and driving and revolution job engineering machinery |
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| CN103601086A CN103601086A (en) | 2014-02-26 |
| CN103601086B true CN103601086B (en) | 2015-10-14 |
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| CN108691975A (en) * | 2018-04-18 | 2018-10-23 | 环球工业机械（东莞）有限公司 | Gas-fee gare driving mechanism and its backlash removing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101362293A (en) * | 2008-09-19 | 2009-02-11 | 中捷机床有限公司 | Closed type static pressure turntable and bidirectional piston clamping mechanism thereof |
| CN102029531A (en) * | 2010-10-22 | 2011-04-27 | 大连华根机械有限公司 | Swivel table driving device with double worm and gear backlash mechanisms |
| CN102294600A (en) * | 2011-06-03 | 2011-12-28 | 中捷机床有限公司 | Heavy type numerically controlled rotary table with rolling and sliding compound guide rails and driving mechanism thereof |
-
2013
- 2013-11-29 CN CN201310626252.0A patent/CN103601086B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101362293A (en) * | 2008-09-19 | 2009-02-11 | 中捷机床有限公司 | Closed type static pressure turntable and bidirectional piston clamping mechanism thereof |
| CN102029531A (en) * | 2010-10-22 | 2011-04-27 | 大连华根机械有限公司 | Swivel table driving device with double worm and gear backlash mechanisms |
| CN102294600A (en) * | 2011-06-03 | 2011-12-28 | 中捷机床有限公司 | Heavy type numerically controlled rotary table with rolling and sliding compound guide rails and driving mechanism thereof |
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