CN107364798A - Rechargeable maneuvering milling machine - Google Patents
Rechargeable maneuvering milling machine Download PDFInfo
- Publication number
- CN107364798A CN107364798A CN201610318899.0A CN201610318899A CN107364798A CN 107364798 A CN107364798 A CN 107364798A CN 201610318899 A CN201610318899 A CN 201610318899A CN 107364798 A CN107364798 A CN 107364798A
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- Prior art keywords
- rechargeable
- twisted
- machine
- milling machine
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000003801 milling Methods 0.000 title claims abstract description 50
- 230000008520 organization Effects 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 238000000227 grinding Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000013011 mating Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/42—Control devices non-automatic
- B66D1/46—Control devices non-automatic electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0125—Motor operated winches
- B66D2700/0141—Electrically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
A kind of rechargeable maneuvering milling machine, including the accommodating housing for being twisted machine part, the motor of power is provided for being twisted operation, reduces motor speed and obtains the reducing gear of larger torque, twisted wire wheel and the control device that work is twisted for control；The reducing gear is connected between twisted wire wheel and motor, and by the mating reaction of the main drive gear and time travelling gear, the slow-speed of revolution and big torque are exported from the secondary travelling gear to twisted wire wheel；The controlling organization is used to control motor speed and rotation direction；The plant-grid connection terminal for accessing external power supply is additionally provided with the casing；The present invention uses power of the motor as rechargeable maneuvering milling machine, reduce the volume and weight of complete machine, again chargeable and structure simplification and miniaturization are realized by arranging external power supply, it is easy to carry, the advantages that with rational in infrastructure, small volume, in light weight, power is big, noise is small, and operation is flexible, convenient in carrying.
Description
Technical field
The present invention relates to a kind of power construction machinery, and in particular to the rechargeable machine for traction enhancement operation
It is dynamic to be twisted machine, belong to Power Machines technical field.
Background technology
The machine of being twisted is the abbreviation of motor-driven grinding mill, is called motor-driven rechargeable maneuvering milling machine or motor-driven grinding mill,
This call is more common in the relatively more extensive area of motor-driven grinding mill application, and motor-driven grinding mill is that the aerial high pressure of erection is defeated
The construction tool such as electric line and indispensable stringing when laying cables underground, vertical rod, can be in various complex environments
The lower smoothly convenient lifting of erection wire, traction or stringing.At present, motor-driven grinding mill be widely used in electric power,
Telecommunications, the construction stringing group vertical rod tower of municipal works or motor-driven unwrapping wire.
In transmission line construction and maintenance, it is necessary to carry out gold utensil, porcelain vase, releasing pulley, Work tool
Deng lifting operation and big rope, the adjustment of bracing wire and tackle pulley stretching, in these operation process
It is required for use to be twisted machine and makees drafting tool, it is lifted and tractive force typically can meet need in 5kN or so
Ask.
And it is 30kN that existing minimum, which is twisted tractive force, and power is bigger than normal, oil consumption, seems uneconomical.Meet
To the tower position of traffic of mountain area inconvenience, 30kN is twisted that volume is big, quality weight, and traditional machine that is twisted is
Parallel axis system gear drive, due to being limited to by gear ratio, arrangement has five in gear-box
More than parallel axes, this to be twisted complicated, and part is more, volume is big, weight weight.It is rugged what is gone up a hill
Rugged path transport is more inconvenient.
The content of the invention
It is an object of the invention to propose a kind of rational in infrastructure, small volume, weight for above-mentioned technical problem
Gently, operate the flexible, portable electric of convenient in carrying and be twisted machine.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of rechargeable motor-driven strand of construction
Grinding machine, including house and be twisted the housing of machine part, the motor of power is provided to be twisted machine operation, reduced
Motor speed and obtain the reducing gear of larger torque, shaft-driven twisted wire wheel is exported by reducing gear with
And the control device of machine work is twisted for controlling；The housing include be sequentially connected protecgulum, bonnet,
Casing and back shroud are to form an accommodating cavity；Wherein, the motor is provided with the casing,
The twisted wire wheel is installed in the outside of protecgulum, and the reducing gear is coupling between motor and twisted wire wheel,
And the reducing gear is arranged in protecgulum and bonnet, the reducing gear includes the output with the motor
The main drive gear and time travelling gear that is connected with the twisted wire wheel, the twisted wire wheel that axle is connected make
Coupled with permanent coupling and the secondary travelling gear.
In above-mentioned rechargeable maneuvering milling machine, the control device include being arranged in casing and with it is electronic
The control board of mechatronics, it is arranged on casing and is electrically connected respectively with the control circuit board component
Speed governing button, rotating forward button and the reverse button connect；It is additionally provided with the casing external for accessing
The plant-grid connection terminal of power supply.
In above-mentioned rechargeable maneuvering milling machine, the motor uses DC speed-reducing, the main biography
The gearratio of moving gear and time travelling gear is 20:1-5：1.
In above-mentioned rechargeable maneuvering milling machine, the controlling organization is additionally provided with for accessing remote control
Remote control access terminal.
In above-mentioned rechargeable maneuvering milling machine, the motor is arranged on the step top side in casing,
The casing ledge structure is fixed to fixed carry out auxiliary stopper of the motor in casing；The control machine
Structure is arranged on the step bottom side in casing.
In above-mentioned rechargeable maneuvering milling machine, covered after described and be provided with handle.
In above-mentioned rechargeable maneuvering milling machine, guide tracked fixed support is provided with the housing, it is described
The guide rail to be cooperated with the guide groove arranged in mounting bracket is provided with guide tracked fixed support, is used for
Rechargeable maneuvering milling machine is rapidly and accurately installed and is installed in mounting bracket.
In above-mentioned rechargeable maneuvering milling machine, rechargeable maneuvering milling machine is provided with the housing and is fixed
Piece, the machine stator tail end that is twisted offer fixing hole, and for wearing fixing bolt, fixing bolt will
Pair twist grinding machine carries out auxiliary fixation in mounting bracket, it is ensured that the machine that will can be twisted quickly is firmly secured to
In mounting bracket.
In above-mentioned rechargeable maneuvering milling machine, the casing both ends are respectively arranged with an ornamental strip.
In above-mentioned rechargeable maneuvering milling machine, the closed coupling is joined from flange-face coupling or sleeve
Axle device.
Implement the present invention, due to using power of the motor as rechargeable maneuvering milling machine, by power and filling
Electric-type maneuvering milling machine is integrated into one, and reduces the volume and weight of complete machine, then by arranging external electricity
The simplification and miniaturization of structure are realized in source, are easy to carry so that the present invention have rational in infrastructure, small volume,
It is in light weight, power is big, noise is small, operation flexibly, convenient in carrying the advantages that.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the rechargeable maneuvering milling machine of one embodiment of the invention；
Fig. 2 is the overall structure elevational schematic view of the rechargeable maneuvering milling machine of one embodiment of the invention；
Fig. 3 is the main structure diagram of the rechargeable maneuvering milling machine of one embodiment of the invention；
Fig. 4 is the side structure schematic view of the rechargeable maneuvering milling machine of one embodiment of the invention；
Fig. 5 is the fractionation dimensional structure diagram of the rechargeable maneuvering milling machine of one embodiment of the invention；
Fig. 6 is the use state diagram of the rechargeable maneuvering milling machine of one embodiment of the invention.
Embodiment
In order to illustrate more clearly of technical scheme, below in conjunction with drawings and Examples, to this hair
Bright technical scheme is further elaborated, it should be apparent that, description below is only the present invention's
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work,
Other embodiments can also be obtained according to these embodiments.
Referring to figs. 1 to Fig. 6, a kind of rechargeable maneuvering milling machine of the embodiment of the present invention, particularly suitable for
Used under conditions of shortage crane gear, including house and be twisted the housing of machine part, carried to be twisted machine operation
Motor 3 for power, reduce the rotating speed of motor 3 and obtain the reducing gear of larger torque, twisted wire wheel 7
And the control device of machine work is twisted for controlling；Housing includes protecgulum 101, the bonnet being sequentially connected
102nd, casing 103 and back shroud 104, protecgulum 101, bonnet 102, casing 103 use stay bolt etc.
It is locked in together, forms an accommodating cavity, the critical piece of rechargeable maneuvering milling machine is installed in this
In accommodating cavity, a guarantee is provided to be twisted the normal operation of machine, back shroud 104 is sheet metal cover plate,
The rear end of casing 103 is fixed on by screw etc., casing 103 is closed.Wherein, casing
103 tops are in step-like, and step bottom is provided with the control button 402-404 of protrusion surface of shell and connect
Line terminals 405,301 so that control button 402-404 and binding post 405,301 will not protrude step
Top, complete machine outward appearance keep smooth.
Industrial products it is also proposed higher while the requirement more and more higher to quality to the outward appearance of product
Requirement, to lift the appearance and modeling of rechargeable maneuvering milling machine, it is preferred that housing is provided with ornamental strip
105, the both ends of casing 103 are respectively arranged with an ornamental strip 105, and ornamental strip 105 is fixed using screw etc.
At the both ends of casing 103 (see Fig. 1), improve lifting charging while the stability of casing 103 is strengthened
The appearance and modeling of formula maneuvering milling machine, strengthen the synthesized competitiveness of product.
Reference picture 6, reducing gear are connected between twisted wire wheel 7 and motor 3, and the reducing gear is using knot
Structure primary gear speed reducing mechanism the simplest so that rechargeable maneuvering milling machine simplifies structure, reduces body
Product is possibly realized, and the reducing gear is arranged in protecgulum 101 and bonnet 102, and reducing gear uses one-level
The gear deceleration, including the main drive gear 201 that is connected with the output shaft of motor 3 and with twisted wire wheel 7
Be connected time travelling gear 202, and twisted wire wheel 7 is connected using permanent coupling with time travelling gear 202,
Preferably, closed coupling can select flange-face coupling or box coupling, main drive gear 201
Gearratio with secondary travelling gear 202 is 10/1, and the gearratio of optional scope is 20:1-5：1, driver
Structure is exported the high rotating speed of motor 3 by the few main drive gear 201 of the number of teeth, then the few master of the number of teeth
Travelling gear 201 is engaged on the secondary travelling gear 202 more than the number of teeth, and the rotating speed that motor 3 exports is subtracted
Speed arrives desired rotating speed, and obtains larger torque, and reduction of speed improves output torque, secondary travelling gear 202 simultaneously
The slow-speed of revolution and big torque are exported to twisted wire wheel 7 by shaft coupling, complete related operation process.
Motor 3 is arranged on the step top side in casing 103, and the ledge structure of casing 103 is to electricity
Fixed carry out auxiliary stopper of the motivation 3 in casing 103 is fixed；Preferably, motor 3 selects direct current
Reducing motor, DC speed-reducing have structure while can providing relatively low rotating speed, larger torque
It is compact, the advantages that fast response time, it is adapted to requirement of the present invention for portable performance.
Controlling organization is arranged on the step bottom side in casing 103, including be arranged in casing 103 with
Control board 401 that motor 3 electrically connects, set on casing 103 in sight and respectively with control board
The 401 speed governing buttons 402 electrically connected, rotate forward button 403 and reverse button 404, be respectively used to manually
The rotating speed and rotation direction of real-time operation controlled motor；It is additionally provided with casing 103 external for accessing
The plant-grid connection terminal 301 of power supply, electric power support is provided for the normal work of rechargeable maneuvering milling machine, it is excellent
Choosing, external power supply uses batteries 8, as shown in Figure 6.Pass through when construction environment is more severe
Using the speed governing button 402 shown in Fig. 1, the control button such as button 403 and reverse button 404 is rotated forward to grasp
It is twisted machine.Many unsafe factors are there may be due to being twisted in the course of work, small volume is filled
The installation of electric-type maneuvering milling machine also has the requirement of harshness, and the present invention is controlling to solve this problem
Remote control function is added in mechanism, controlling organization sets remote control access in radio terminal 405 and/or remote control nothing
Line accesses terminal, accesses terminal by being remotely controlled access in radio terminal 405 and/or remote-control radio and accesses wired work
Industry remote control 9 and/or wireless industrial remote control, control, no barrier are remotely controlled to rechargeable maneuvering milling machine
Hinder control, away from danger zone, improve prouctiveness, reduce work injury.
In actual use, be twisted machine according to the change of handling situations be frequently necessary to shift change change jobs
Position, common rechargeable maneuvering milling machine volume and weight all enter greatly, it is necessary to arrange special equipment very much
Row movement, the rechargeable maneuvering milling machine described in the present invention using DC speed-reducing due to passing through one-level
The gear deceleration exports to obtain big torque, and the volume and weight of rechargeable maneuvering milling machine is greatly reduced,
It is motor-driven that the present invention need to only set a handle 5 easily to lift simultaneously moving charging electric-type on bonnet 102
Machine is twisted, as shown in Fig. 1,4 and 5, installs and is easy to transfer to transport rechargeable motor-driven strand using handle 5
Grinding machine, the portable performance for the machine that is twisted is improved, preferably realizes the purpose of the present invention.
It is twisted machine to be fixed according to common mode, installing/dismounting process is numerous and diverse, and needs manually to enter
Row positioning is, it is necessary to take a substantial amount of time, and to solve this problem, reference picture 4 and Fig. 5, the present invention is real
Apply example and guide tracked fixed support 6, the guide rail set on guide tracked fixed support 6 are provided with the bottom surface of housing
Cooperated with the guide groove arranged in mounting bracket, so that by rechargeable maneuvering milling machine rapidly and accurately
Installation is installed in mounting bracket；Meanwhile front side setting is rechargeable on housing rails formula fixed support 6
Maneuvering milling machine stator 601, the rechargeable tail end of maneuvering milling machine stator 601 offer fixing hole (figure
5), for wearing fixing bolt, fixing bolt will be carried out to rechargeable maneuvering milling machine in mounting bracket
Auxiliary is fixed, it is ensured that can quickly be firmly secured to rechargeable maneuvering milling machine in mounting bracket.
Described above is only the preferred embodiment of the present invention, it is noted that for the general of the art
For logical technical staff, under the premise without departing from the principles of the invention, some improvement and profit can also be made
Decorations, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. rechargeable maneuvering milling machine, it is characterised in that：Including the accommodating housing for being twisted machine part, it is Operation is twisted the motor (3) of power is provided, motor (3) rotating speed is reduced and obtains subtracting for larger torque Fast mechanism, export by reducing gear shaft-driven twisted wire wheel (7) and for controlling rechargeable motor-driven grinding mill The control device of machine work；The housing include be sequentially connected protecgulum (101), bonnet (102), casing (103) and after Cover plate (104) is to form an accommodating cavity；Wherein, it is provided with the electricity in the casing (103) Motivation (3), the twisted wire wheel (7) are installed in the outside of protecgulum (101), the reducing gear coupling Between motor (3) and twisted wire wheel (7), and the reducing gear is arranged on protecgulum (101) and bonnet (102) in, the reducing gear includes the main transmission being connected with the output shaft of the motor (3) Gear (201) and time travelling gear (202) that is connected with the twisted wire wheel (7), the twisted wire wheel (7) coupled using permanent coupling and the secondary travelling gear (202).
- A kind of 2. rechargeable maneuvering milling machine as claimed in claim 1, it is characterised in that：The control Device include being arranged on electrically connect in casing (103) and with motor (3) control board (401), The speed governing for being arranged on casing (103) and being electrically connected respectively with the control board (401) component Button (402), rotate forward button (403) and reverse button (404)；Also set on the casing (103) It is equipped with the plant-grid connection terminal (301) for accessing external power supply.
- A kind of 3. rechargeable maneuvering milling machine as claimed in claim 2, it is characterised in that：It is described electronic Machine (3) uses DC speed-reducing, the main drive gear (201) and time travelling gear (202) Gearratio is 20:1-5：1.
- A kind of 4. rechargeable maneuvering milling machine as claimed in claim 3, it is characterised in that：The control The remote control that mechanism is additionally provided with for accessing remote control accesses terminal (405).
- A kind of 5. rechargeable maneuvering milling machine as claimed in claim 4, it is characterised in that：It is described electronic Machine (3) is arranged on the step top side in casing (103), casing (103) ledge structure pair Fixed carry out auxiliary stopper of the motor (3) in casing (103) is fixed；The controlling organization installation Step bottom side in casing (103).
- 6. the rechargeable maneuvering milling machine as any one of claim 1-5, it is characterised in that：Institute State and handle (5) is provided with bonnet (102).
- 7. the rechargeable maneuvering milling machine as any one of claim 1-5, it is characterised in that：Institute State and guide tracked fixed support (6) be provided with housing, be provided with the guide tracked fixed support (6) with The guide rail that the guide groove arranged in mounting bracket cooperates, rapidly and accurately installed admittedly for machine will to be twisted It is located in mounting bracket.
- 8. the rechargeable maneuvering milling machine as any one of claim 1-5, it is characterised in that：Institute State to be provided with housing and be twisted machine stator (601), described machine stator (601) tail end that is twisted offers Fixing hole, for wearing fixing bolt, pair twist grinding machine in mounting bracket aid in admittedly by fixing bolt It is fixed, it is ensured that the machine that will can be twisted quickly is firmly secured in mounting bracket.
- 9. the rechargeable maneuvering milling machine as any one of claim 1-5, it is characterised in that：It is described Casing (103) both ends are respectively arranged with an ornamental strip (105).
- 10. the rechargeable maneuvering milling machine as any one of claim 1-5, it is characterised in that：Institute State closed coupling and select flange-face coupling or box coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610318899.0A CN107364798A (en) | 2016-05-13 | 2016-05-13 | Rechargeable maneuvering milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610318899.0A CN107364798A (en) | 2016-05-13 | 2016-05-13 | Rechargeable maneuvering milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107364798A true CN107364798A (en) | 2017-11-21 |
Family
ID=60303719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610318899.0A Pending CN107364798A (en) | 2016-05-13 | 2016-05-13 | Rechargeable maneuvering milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107364798A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202390133U (en) * | 2011-12-05 | 2012-08-22 | 浙江省送变电工程公司 | Portable cutter mill |
| CN202967983U (en) * | 2012-12-19 | 2013-06-05 | 四川省电力公司 | Overload protection type intelligent milling machine |
| CN104192741A (en) * | 2014-08-12 | 2014-12-10 | 国家电网公司 | Portable electric insulating winch |
| CN204958262U (en) * | 2015-08-29 | 2016-01-13 | 北京东豪建设集团有限公司 | Small -size hank grinds |
| CN205772988U (en) * | 2016-05-13 | 2016-12-07 | 深圳市通力信科技有限公司 | Rechargeable maneuvering milling machine |
-
2016
- 2016-05-13 CN CN201610318899.0A patent/CN107364798A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202390133U (en) * | 2011-12-05 | 2012-08-22 | 浙江省送变电工程公司 | Portable cutter mill |
| CN202967983U (en) * | 2012-12-19 | 2013-06-05 | 四川省电力公司 | Overload protection type intelligent milling machine |
| CN104192741A (en) * | 2014-08-12 | 2014-12-10 | 国家电网公司 | Portable electric insulating winch |
| CN204958262U (en) * | 2015-08-29 | 2016-01-13 | 北京东豪建设集团有限公司 | Small -size hank grinds |
| CN205772988U (en) * | 2016-05-13 | 2016-12-07 | 深圳市通力信科技有限公司 | Rechargeable maneuvering milling machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20171121 |