CN105316994B - Device is dug in a kind of milling - Google Patents
Device is dug in a kind of milling Download PDFInfo
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- CN105316994B CN105316994B CN201510156731.XA CN201510156731A CN105316994B CN 105316994 B CN105316994 B CN 105316994B CN 201510156731 A CN201510156731 A CN 201510156731A CN 105316994 B CN105316994 B CN 105316994B
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- hydraulic motor
- overflow valve
- milling
- dug
- oil inlet
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- 238000003801 milling Methods 0.000 title claims abstract description 56
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 54
- 238000010276 construction Methods 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000010705 motor oil Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008439 repair process Effects 0.000 abstract description 3
- 239000011435 rock Substances 0.000 description 8
- 239000002689 soil Substances 0.000 description 6
- 230000009467 reduction Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
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- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- KQTVWCSONPJJPE-UHFFFAOYSA-N etridiazole Chemical compound CCOC1=NC(C(Cl)(Cl)Cl)=NS1 KQTVWCSONPJJPE-UHFFFAOYSA-N 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
Device is dug in a kind of milling, and frame lower has central tube；Central tube is built with left and right hydraulic motor；Main oil inlet pipe one end is connected with the main oil inlet in frame, and the other end is connected with left hydraulic motor oil inlet；Back pressure oil pipe one end is connected with left hydraulic motor oil-out, and the other end is connected with right hydraulic motor oil inlet；Main oil return pipe one end is connected with right hydraulic motor oil-out, and the other end is connected with the main oil return opening in frame；The drain tap of left and right hydraulic motor is connected with the drain tap in frame respectively；Symmetrical two shells loaded on central tube two ends turn planetary reducer the inner and are connected respectively with left and right hydraulic motor transmission；Each shell, which turns planetary reducer outer end, has milling to dig cutterhead；Shell turns have the flange one that cutterhead is dug for fixing milling on planetary reducer output shell outer circle wall；Upper rack is provided with bindiny mechanism.Transmission efficiency of the present invention, volume weight is small, simple in construction, and flexibly, reliable, production cost is low for parts, it is easy to safeguards and repairs.
Description
Technical field
The present invention relates to the function accessory that a kind of utilization hydraulic construction machine makees carrier and power source, it being capable of efficiency crushing
Rock, stub is removed, specifically a kind of shield device of Expansion of Engineering mechanical function in road surface.
Background technology
Milling digging machine of the prior art, its drive device is a huge discharge low-speed big steel ball hydraulic motor, transmission
Device is the parallel axle speed reducing machine in frame, and output end of reducer is an axis, and axis two ends drive milling to dig respectively
Drum.This structure is very high to hydraulic motor and reductor performance requirement, expensive, it is difficult to safeguards and repairs, and parallel axes
Reduction box transmission efficiency is relatively low, and volume weight is big.
The content of the invention
Device is dug it is an object of the invention to provide a kind of milling, it drives two ends respectively using two independent power units
Milling dig cutterhead, each power unit turns planetary reducer by shell and hydraulic motor is constituted, and transmission efficiency is higher, and volume weight is more
It is small.
The technical scheme of the present invention that solves the problems, such as is：Frame lower has central tube；Central tube is built with left hydraulic motor, the right side
Hydraulic motor；Frame is provided with main oil inlet, main oil return opening, drain tap；Main oil inlet pipe one end and the main oil inlet phase in frame
Even, the other end is directly or indirectly connected with left hydraulic motor oil inlet；Back pressure oil pipe one end directly or indirectly with left hydraulic motor
Oil-out is connected, and the other end is directly or indirectly connected with right hydraulic motor oil inlet；Main oil return pipe one end directly or indirectly with the right side
Hydraulic motor oil-out is connected, and the other end is connected with the main oil return opening in frame；The drain tap of left hydraulic motor, right hydraulic motor
Drain tap respectively be directly or indirectly connected through pipeline with the drain tap in frame；Symmetrical two shells loaded on central tube two ends turn
Planetary reducer the inner is connected with left hydraulic motor, right hydraulic motor transmission respectively；Each shell turns planetary reducer outer end and is set with
Cutterhead is dug in milling；Shell turns planetary reducer output shell outer circle wall and is provided with the flange one for being used for fixing milling digging cutterhead.
The main oil inlet pipe is fixed on left hydraulic motor through split flange；Main oil return pipe is fixed on right hydraulic pressure through split flange
Motor；Left hydraulic motor, right hydraulic motor are fixed in the back pressure oil pipe two ends through split flange respectively.
Also include the first overflow valve, the second overflow valve；Oil inlet, the oil-out of the left hydraulic motor overflow with first respectively
The oil inlet of valve, oil-out is flowed to be connected；The oil inlet of the right hydraulic motor, the oil-feed of oil-out respectively with the second overflow valve
Mouth, oil-out are connected；Described main oil inlet pipe one end is connected to the main oil inlet in frame, and the other end is connected to the first overflow valve and entered
Hydraulic fluid port；Described back pressure oil pipe one end is connected to the first overflow valve oil-out, and the other end is connected to the second overflow valve oil inlet；It is described
Main oil return pipe one end is connected to the second overflow valve oil-out, and the other end is connected to the main oil return opening in frame；First overflow valve
Drain tap, the drain tap of the second overflow valve are directly or indirectly connected through pipeline with the drain tap in frame respectively.
The main oil inlet pipe is fixed on the first overflow valve through split flange；Main oil return pipe is fixed on second through split flange and overflow
Flow valve；The first overflow valve, the second overflow valve are fixed in the back pressure oil pipe two ends through split flange respectively.
First overflow valve is loaded on left hydraulic motor mounting surface；Second overflow valve is installed loaded on right hydraulic motor
Face.
Described two shells turn planetary reducer and are connected respectively through bolt with left hydraulic motor, right hydraulic motor.
The central tube both ends of the surface are connected with the adpting flange for turning planetary reducer for connecting shell；Shell turns planetary reducer
Entering spindle outer circle wall is provided with the flange two for being used for being connected with adpting flange.
Upper rack, which is provided with, to be used for and hydraulic moving machinery（Carrier）The bindiny mechanism of connection.
The milling digs cutterhead and turns the milling digging drum of planetary reducer outer end including being set in shell, dug loaded on milling on drum of outer side face
Pick.
The pick digs loaded on milling through pick box and roused.
Wherein, cutterhead is dug in milling can Multiple Type, in that context it may be convenient to change.
The present invention's has the advantages that：Due to using two independent power units, in the standardization of products, seriation,
There is remarkable result in terms of generalization and reduction warehousing pressure.Power unit can disassemble to form independent single head milling digging dress
Put.When one of power unit is damaged, by simply adjusting hydraulic circuit, another power unit can continue work
Make.Hydraulic system uses series loop, can be operationally relative to two power unit mean allocation power of shunt circuit
The power of power source is all concentrated on one of power unit, greatly improve energy utilization rate, improve operating efficiency.By
In turning planetary reducer using shell, the transmission efficiency of complete machine is improved, volume and weight reduction, and power density is high, carries energy
Power is strong, and production cost reduction, working service is convenient.With the increase of excavator tonnage and power, using the sheet of planetary reducer
Invention, its volume and the small advantage of weight will be more and more obvious.Two power units can be disassembled from frame simultaneously, be matched somebody with somebody
Simple frame and attachment means are loaded onto, two independent single head moles are formed.Cutterhead is dug in milling can diversified forms, can
To dig cutterhead using different millings according to different operating modes.Simple in construction, parts of the invention are flexible, reliable, production cost
As little as 1/5, it is easy to safeguard and repair, and can work under water within 30 meters, complete the operation that carrier machine can not be completed.
At present in constructing tunnel, mining, municipal pipeline is excavated, pavement breaking maintenance, demolishing buildings, rock frozen soil
In the construction such as excavation, generally constructed using hydraulic breaking hammer, bucket is constructed, development machine tunneling construction and blasting construction method,
Substitute above-mentioned existing method using present invention construction, will embody it is efficient, accurate, destructive it is small, shake that small, noise is low, pollution
Gently, energy-saving the advantages of, so that excavator turns into powerful concrete steel building dismounting machine, a pitch and mixed
Solidifying soil surface milling machine, channel groove milling pick machine, mine tunneller, rock tunnel(ling) machine, building broken facial contour straightener, rock
The multifunctional specials such as frozen soil milling machine, tree root Milling Machine machinery.
The present invention can be directly used in the rock stratum of middle soft and the tunnel excavation construction of frozen soil layer, especially in broken rock
And it is low to ground disturbance, safe in loess formation digging process, it is particularly suitable for unsuitable blast working location, present invention operation
Simply, controllability is high, and outline excavation is accurate, solves to owe to dig the problems such as finishing, inner surface raggle in tunnel.
Widening and digging in depth in channel, the present invention need not be reequiped, and be used directly for irrigation canals and ditches under water and excavated and riverbed
Cleaning, and accurately control width and depth, it is to avoid backbreak.In civicism trench construction, quartering hammer and pneumatic pick etc. are efficiently substituted
Traditional work instrument, it is to avoid the destruction to retaining road surface and various pipelines, milling digs down the material come can be directly as backfill material.
In highway pavement dismounting, maintenance activity, expensive pavement milling machine can be replaced, milling pitch is completed and mixes
The construction task on the road surfaces such as solidifying soil and cement concrete, the rock run into construction just can be effectively removed with a playscript with stage directions invention
The every obstacle thing such as stone, armored concrete, pan soil, frozen soil and tree root, thus avoid bursting work and manually remove it is poorly efficient
Rate, and the material removed can utilize directly.
The present invention can dig ground, concrete slab, concrete walls and building top layer etc. with milling, realize hydraulic breaking hammer and
The dual-use function of hydraulic tongs, especially when building is locally accurately removed, present invention construction has low noise and low vibration
Feature, can there is low noise, the applications of low vibration limitation in ancient building, hospital, shopping centre, school etc..
The rock of soft during the present invention can be dug with milling, can substitute blast working, be widely used in railway, massif public
Limitation explosion workshop section in the construction such as road, dam.In the open pit quarry of various middle softs, can effectively it be carried using the present invention
High mining efficiency, and the ore that milling is dug down is in small, broken bits, reduces broken process.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is Fig. 1 left view.
Fig. 3 is Fig. 2 A-A sectional views.
Fig. 4 is Fig. 1 B-B sectional views.
In figure, 1, frame, 2, central tube, 3, left hydraulic motor, 4, right hydraulic motor, 5, shell turn planetary reducer, 6, milling
Dig drum, 7, flange one, 8, adpting flange, 9, flange two, 10, main oil inlet, 11, main oil return opening, the 12, first overflow valve, 13, the
Two overflow valves, 14, main oil inlet pipe, 15, split flange, 16, main oil return pipe, 17, back pressure oil pipe, 18, bindiny mechanism, 19, draining
Mouthful, 20, drain tap, 21, drain tap, 22, pick, 23, pick box.
Embodiment
In Fig. 1, Fig. 2, Fig. 3, central tube 2 is arranged at the bottom of frame 1；Central tube 2 is built with left hydraulic motor 3, right hydraulic motor
4；First overflow valve 12 is loaded on the left mounting surface of hydraulic motor 3；Second overflow valve 13 is loaded on the right mounting surface of hydraulic motor 4.Left hydraulic pressure
Oil inlet, oil-out of the oil inlet, oil-out of motor 3 respectively with the first overflow valve 12 are connected；The oil-feed of right hydraulic motor 4
Mouth, oil inlet, oil-out of the oil-out respectively with the second overflow valve 13 are connected；Frame 1 is provided with main oil inlet 10, main oil return opening
11st, drain tap 19；The one end of main oil inlet pipe 14 is connected to the main oil inlet 10 in frame 1, and the other end is connected to the first overflow valve 12
Oil inlet；The one end of back pressure oil pipe 17 is connected to the oil-out of the first overflow valve 12, and the other end is connected to the oil inlet of the second overflow valve 13；
Main one end of oil return pipe 16 is connected to the oil-out of the second overflow valve 13, and the other end is connected to the main oil return opening 11 in frame 1；Left hydraulic pressure
The drain tap 20 of motor 3, the drain tap 21 of right hydraulic motor 4, the drain tap of the first overflow valve 12, the draining of the second overflow valve 13
Mouth is directly or indirectly connected with the drain tap 19 in frame 1 respectively；Symmetrical two shells loaded on central tube two ends turn planetary reduction gear
The inner of machine 5 is connected with left hydraulic motor 3, right hydraulic motor 4 respectively；Each shell turns the outer end of planetary reducer 5 and is set with milling digging
Drum 6；Milling digs the outer circumference surface of drum 6 and is provided with pick box 23, and pick 22 is loaded on pick box 23.Shell turns the output shell of planetary reducer 5
Outer circle wall, which is provided with, to be used to fix the flange 1 that drum 6 is dug in milling；The both ends of the surface of central tube 2 are connected with to be subtracted for connecting shell star of changing one's profession
The adpting flange 8 of fast machine 5；Shell turns the entering spindle outer circle wall of planetary reducer 5 and is provided with convex for what is be connected with adpting flange 8
Edge 29；The top of frame 1, which is provided with, to be used for and hydraulic moving machinery（Carrier）The bindiny mechanism 18 of connection.
In Fig. 4, main oil inlet pipe 14 is fixed on the first overflow valve 12 through split flange 15；Main oil return pipe 16 is through split flange 15
It is fixed on the second overflow valve 13；The first overflow valve 12, the second overflow are fixed in the two ends of back pressure oil pipe 17 through split flange 15 respectively
Valve 13.
During present invention assembling, first assemble left milling and dig power unit, pick box 23 is welded in into milling digs on drum 6；By pick 22
On pick box 23；Shell is turned into the outer shell flanch 1 of planetary reducer 5 to dig on drum 6 installed in milling；Adpting flange 8 is installed
Turn in shell on the main shaft flange 29 of planetary reducer 5, to turn the breathing of planetary reducer 5 stifled for the locating slot of adpting flange 8 alignment shell during installation
Head.Injection gear oil in toward planetary reducer 5；Hydraulic motor is installed on into shell to turn on planetary reducer；Drain mast one end is connected
It is connected on hydraulic motor drain tap；Overflow valve is pre-fixed on hydraulic motor by split flange and bolt, the valve of overflow valve
Core is consistent with the output direction of principal axis of hydraulic motor；By threeway centre position joint loaded at overflow valve overfall；Drain mast is another
One end is connected on the hydraulic fluid port of threeway lower end；Adpting flange 8 is installed on frame central cylinder side, in hydraulic motor alignment frame
At heart cylinder opening.Right milling is dug power unit and equally handled.Then two overflow valves are respectively arranged on two hydraulic motors；
Oil pipe and overflow valve are fixed on hydraulic motor with split flange；With drain mast respectively by end connector and frame in two threeways
Drain tap is connected.
In use, the bindiny mechanism of the present invention is installed on into oilhydraulic engineering vehicle（Carrier）On, connect main oil inlet and oil return pipe and
Drain mast, from oilhydraulic engineering vehicle（Carrier）Start the present invention, the present invention is in running order.
Connect after hydraulic circuit, by oilhydraulic engineering vehicle（Carrier）Hydraulic pump hydraulic oil be provided entered by entering main hydraulic fluid port
First overflow valve oil inlet, the pressure oscillation higher than setting value is filtered out by the first overflow valve, and hydraulic oil enters left hydraulic pressure horse
Up to oil inlet, left hydraulic motor is driven, left fluid motor-driven shell turns planetary reducer, drives milling to dig cutterhead；Hydraulic oil passes through
Back pressure oil pipe is entered by oil-out after left hydraulic motor, the pressure oscillation higher than setting value, hydraulic pressure are filtered out through the second overflow valve
Oil enters right hydraulic motor oil inlet, drives right hydraulic motor, and right fluid motor-driven shell turns planetary reducer, drives milling to dig knife
Disk.
Cutterhead is dug when left milling and runs into larger resistance, and left hydraulic motor pressure difference rise, power is turned left hydraulic motor concentration.
Cutterhead is dug when right milling and runs into larger resistance, and right hydraulic motor pressure difference rise, power is turned right hydraulic motor concentration.
Due to using series loop, pass through the hydraulic fluid flow rate always identical, therefore two hydraulic pressure of two hydraulic motors
Motor remains synchronous rotary.
In actual applications, always the big stress of a stress is small for two cutterheads, therefore using provided by the present invention
Hydraulic pressure access way more effectively make use of energy, more meet actual condition needs, be unlikely to produce energy dissipation.
Claims (9)
1. device is dug in a kind of milling, it is characterised in that：Frame（1）Central tube is arranged at bottom（2）；Central tube（2）Built with left hydraulic pressure horse
Reach（3）, right hydraulic motor（4）；
Frame（1）It is provided with main oil inlet（10）, main oil return opening（11）, drain tap（19）；
Main oil inlet pipe（14）One end and frame（1）On main oil inlet（10）Be connected, the other end indirectly with left hydraulic motor（3）Enter
Hydraulic fluid port is connected；
Back pressure oil pipe（17）One end indirectly with left hydraulic motor（3）Oil-out be connected, the other end indirectly with right hydraulic motor（4）Enter
Hydraulic fluid port is connected；
Main oil return pipe（16）One end indirectly with right hydraulic motor（4）Oil-out is connected, the other end and frame（1）On main oil return opening
（11）It is connected；
Left hydraulic motor（3）Drain tap, right hydraulic motor（4）Drain tap respectively directly or indirectly through pipeline and frame（1）
On drain tap（19）It is connected；
Symmetrically it is loaded on central tube（2）Two shells at two ends turn planetary reducer（5）It is inner respectively with left hydraulic motor（3）, right liquid
Pressure motor（4）Drive connection；Each shell turns planetary reducer（5）Outer end is set with milling and digs cutterhead；Shell turns planetary reducer（5）Output
Shell outer circle wall, which is provided with, to be used to fix the flange one that cutterhead is dug in milling（7）；
Also include the first overflow valve（12）, the second overflow valve（13）；
The left hydraulic motor（3）Oil inlet, oil-out respectively with the first overflow valve（12）Oil inlet, oil-out be connected；
The right hydraulic motor（4）Oil inlet, oil-out respectively with the second overflow valve（13）Oil inlet, oil-out be connected；
The main oil inlet pipe（14）One end is connected to frame（1）On main oil inlet（10）, the other end is connected to the first overflow valve
（12）Oil inlet；
The back pressure oil pipe（17）One end is connected to the first overflow valve（12）Oil-out, the other end is connected to the second overflow valve（13）
Oil inlet；
The main oil return pipe（16）One end is connected to the second overflow valve（13）Oil-out, the other end is connected to frame（1）On master
Oil return opening（11）；
First overflow valve（12）Drain tap, the second overflow valve（13）Drain tap respectively directly or indirectly through pipeline and frame
（1）On drain tap（19）It is connected.
2. device is dug in milling according to claim 1, it is characterised in that：The main oil inlet pipe（14）Through split flange（15）Gu
Due to left hydraulic motor（3）；Main oil return pipe（16）Through split flange（15）It is fixed on right hydraulic motor（4）；The back pressure oil pipe
（17）Two ends are respectively through split flange（15）It is fixed on left hydraulic motor（3）, right hydraulic motor（4）.
3. device is dug in milling according to claim 1, it is characterised in that：The main oil inlet pipe（14）Through split flange（15）Gu
Due to the first overflow valve（12）；Main oil return pipe（16）Through split flange（15）It is fixed on the second overflow valve（13）；The back pressure oil
Pipe（17）Two ends are respectively through split flange（15）It is fixed on the first overflow valve（12）, the second overflow valve（13）.
4. device is dug in milling according to claim 1, it is characterised in that：First overflow valve（12）Loaded on left hydraulic motor
（3）Mounting surface；Second overflow valve（13）Loaded on right hydraulic motor（4）Mounting surface.
5. device is dug in milling according to claim 1, it is characterised in that：Described two shells turn planetary reducer（5）Pass through respectively
Bolt and left hydraulic motor（3）, right hydraulic motor（4）Connection.
6. device is dug in milling according to claim 1, it is characterised in that：The central tube（2）Both ends of the surface are connected with for connecting
Body contact turns planetary reducer（5）Adpting flange（8）；Shell turns planetary reducer（5）Entering spindle outer circle wall, which is provided with, to be used for
With adpting flange（8）The flange two of connection（9）.
7. device is dug in milling according to claim 1, it is characterised in that：The frame（1）Top, which is provided with, to be used for and hydraulic pressure row
Walk the bindiny mechanism of mechanical connection（18）.
8. device is dug in the milling according to claim 1,2,3,4,5,6 or 7, it is characterised in that：Cutterhead is dug in the milling includes set
Turn planetary reducer loaded on shell（5）Drum is dug in the milling of outer end（6）, loaded on milling dig rouse（6）Pick on outer circumference surface（22）.
9. device is dug in milling according to claim 8, it is characterised in that：The pick（22）Through pick box（23）Dug loaded on milling
Drum（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510156731.XA CN105316994B (en) | 2015-04-03 | 2015-04-03 | Device is dug in a kind of milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510156731.XA CN105316994B (en) | 2015-04-03 | 2015-04-03 | Device is dug in a kind of milling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105316994A CN105316994A (en) | 2016-02-10 |
| CN105316994B true CN105316994B (en) | 2017-07-28 |
Family
ID=55245239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510156731.XA Expired - Fee Related CN105316994B (en) | 2015-04-03 | 2015-04-03 | Device is dug in a kind of milling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105316994B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864388B (en) * | 2016-06-06 | 2018-02-16 | 四川省机械研究设计院 | The milling wheel transmission system of construction of diaphragm wall two-wheel flute milling machine |
| CN106907430A (en) * | 2017-04-19 | 2017-06-30 | 江苏金长城减速机有限公司 | Machine speed reduction gearing is dug in a kind of milling |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004190387A (en) * | 2002-12-12 | 2004-07-08 | Mitsui Miike Mach Co Ltd | Twin header |
| CN2710953Y (en) * | 2004-05-17 | 2005-07-20 | 厦工集团三明重型机器有限公司 | Gearing mechanism of compacting machinery |
| CN201047364Y (en) * | 2007-05-28 | 2008-04-16 | 现代农装北方(北京)农业机械有限公司 | Tandem type multiple motor hydraulic circuit system |
| CN102277886B (en) * | 2011-05-11 | 2013-01-02 | 中国矿业大学 | Tunnelling and excavating integrated machine cutting head |
| FR2989098B1 (en) * | 2012-04-05 | 2015-03-20 | Witeck | MILLING DEVICE ADAPTABLE ON A PUBLIC WORKS MACHINE |
| CN202610866U (en) * | 2012-04-28 | 2012-12-19 | 安徽惊天液压智控股份有限公司 | Hydraulic transverse shaft milling head |
| CN202964899U (en) * | 2012-12-22 | 2013-06-05 | 长安大学 | Hydraulic-pressure synchronous double-horizontal-shaft concrete mixer transmission device |
| CN204530407U (en) * | 2015-04-03 | 2015-08-05 | 汪泓 | Device is dug in a kind of milling |
-
2015
- 2015-04-03 CN CN201510156731.XA patent/CN105316994B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105316994A (en) | 2016-02-10 |
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Effective date of registration: 20210628 Address after: 441000 Building 1, building 2, building 3, building 4, south side of No. 27 Fukang Avenue, Shenzhen Industrial Park, high tech Zone, Xiangyang City, Hubei Province Patentee after: Xiangyang taijuda Construction Machinery Co.,Ltd. Address before: Room 301, unit 1, building 1, family home of No.1 middle school, Xiangfan City, Hubei Province Patentee before: Wang Hong |
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