A kind of automatic mounting machine tool arm for production line
Technical field
The present invention relates to a kind of mechanical arm, specially a kind of automatic mounting machine tool arm for production line belongs to mechanical arm
Applied technical field.
Background technique
With the fast development of people's living standard, mechanical arm uses increasingly frequency in mechanical equipment machining production line
Numerous, mechanical arm refers to high-precision, and high speed glue dispensing machine hand, mechanical arm is multiple-input and multiple-output, nonlinearity, a close coupling
Complication system.
In the processing of mechanical equipment production line, the main function of mechanical arm be screw between the component to mechanical equipment into
Row screws fixed assembling, guarantees that mechanical equipment in use, the connection of each component is stronger, is hardly damaged, improves mechanical in factory
The service life of equipment improves the installation effectiveness on production line to mechanical equipment.
The existing mechanical arm for production line remains many shortcomings, existing machinery when working and using
The degree of automation that arm works to mechanical equipment installation is low, and when additional conveyer belt being needed to convey product, mechanical arm is
Mechanical equipment product can be installed, the diversity of function is poor, and the arm pawl of existing mechanical arm and can be rotated for mounting base
Angle is small, to product installation processing can opereating specification it is small, to product installation efficiency it is slow, and to product install when, mechanical arm
Friction damage between product is big, and the position and angle that mechanical arm installs product are not accurate enough, and mechanical arm installs product
It is of poor quality.
Summary of the invention
The object of the invention is that it is complete to generally require multiple working procedure in order to solve existing glass panel when processed
At, such as cutting, engraving, loading, after one procedure of every completion, staff requires by production line or manually to move
Glass panel is transported to next process processing workshop and processed by the mode of fortune, when this kind of mode not only wastes a large amount of
Between, and during glass moves fortune, dust, impurity can be usually fallen, the processed cleaning of glass panel is poor, and glass surface
Plate is easy shake or sliding when processed, and instrument process glass panel of poor quality, and glass panel is filled after processed
During load, need manually to be loaded storage, very time-consuming and laborious, the degree of automation when glass panel produces is very low
The problem of, and propose a kind of automatic mounting machine tool arm for production line.
The purpose of the present invention can be achieved through the following technical solutions: a kind of automatic mounting machine tool arm for production line,
Including arm pawl, gear frame, mounting base, supporting plate and hydraulic pump, the arm pawl parallel beneath is provided with gear frame, and the gear frame
One end is equipped with mounting base, and the mounting base parallel beneath is provided with the supporting plate of rectangle, and the first electricity of lower section in the middle part of the supporting plate
Machine, the first motor lower section are provided with hydraulic pump, fixture block are provided on the arm pawl, and be equipped with connection above the fixture block
Block, described link block one end are symmetrically installed there are two claw hook, are connected with the second motor on the fixture block, and on second motor
Side is connected to link block bottom at the top of second rotary column through being equipped with the second rotary column, and the is provided on the gear frame
Three motors, and third motor one end is rotatablely connected by set axis and the mounting base, the gear frame bottom level setting
There is Mobile base, both ends are provided with the 5th motor inside the Mobile base, and grooving is provided with below Mobile base middle part, and two
A 5th motor passes through third gear and is connected to inside grooving, and top is provided with and matches with grooving in the middle part of supporting plate
Guide rail, the mounting base bottom is vertically installed with loading board, and several spiral shell knives are mounted in mounting base side wall and the loading board,
The 4th motor is provided in the middle part of the mounting base, and there are two fixed jaw, the 4th electricity for mounting base sidewall symmetry setting
Machine is flexibly connected with two fixed jaws respectively by two the second centering blocks.
Be furthermore that: be provided with below the hydraulic pump it is circular connect battery plate, and connect battery plate by conducting wire connection outside
Power supply, and connect battery plate and electrically connect with hydraulic pump, first motor, the second motor, third motor, the 4th motor and the 5th motor
It connects, the components such as hydraulic pump, first motor, the second motor, third motor, the 4th motor, the 5th motor is carried out by hydraulic pump
Power supply guarantees that the normal work of the mechanical arm uses.
Be furthermore that: the hydraulic pump inner upper is provided through cylindrical hydraulic stem, and hydraulic pump passes through liquid
Compression bar is connected to first motor bottom, and hydraulic pump is movably connected by hydraulic stem and first motor, and first motor drives support
Plate rotation, supporting plate drive its top arm pawl rotation, and arm pawl is put in the second motor band swing arm pawl cooperation rotation below arm pawl one end
It moves to the display platform for needing mounted product, grabs product by two arc-shaped claw hooks with postbrachium pawl, and pass through arm
Product rotation is moved to immediately ahead of mounting base by pawl, mounting base by spiral shell swivel it is dynamic to need to install on product fixed screw into
Row rotation is fixed, and hydraulic pump is moved up and down by hydraulic column band swing arm pawl and mounting base, claw hook crawl product on regulating arm pawl
The height and position that height and mounting base install product.
Be furthermore that: the first motor inner upper, which runs through, is equipped with the first rotary column, and the first rotary column upper end connects
To supporting plate bottom, and first motor is in rotation connection by first gear and the first rotary column and the first rotary column and supporting plate, described
First gear is arranged in the first rotary column bottom, expands the mechanical arm upper arm pawl and the rotatable of mounting base, opereating specification, guarantees
The flexibility that uses.
Be furthermore that: second motor passes through second gear and the second rotary column and the second rotary column and link block and arm
Pawl is in rotation connection, and link block both ends are provided with the first centering block to match with claw hook, and two claw hooks pass through connection
Bolt in screw hole is connect with two the first centering blocks respectively, and the motor inside link block drives two by two the first centering blocks respectively
A claw hook activity, carries out crawl mobile working to product.
Be furthermore that: the fixture block is internally provided with the 6th motor, and the 6th motor passes through two the first centering block difference
It is movably connected with two claw hooks, and both ends are provided with the tankage to match with the second motor above fixture block, pass through tankage pair
Second motor connects and fixes, and it is firm to guarantee that the arm pawl work on the mechanical arm more consolidates.
Be furthermore that: the gear frame upper horizontal is equipped with block set, and is connected in block set below fixture block, and fixture block
It is provided with baffle with the junction both ends of block set, third motor drives mounting base rotation by set axis, quickly to adjust installation
The position that spiral shell knife on seat fixes product driving screws guarantees more firm when block set work by baffle to block set block
It is firm.
Be furthermore that: the guide rail both ends are provided with the arc-shaped tooth socket to match with third gear, the 5th motor
It is flexibly connected by third gear with Mobile base, the 5th motor in Mobile base drives Mobile base on guide rail by third gear
It is moved forward and backward, band swing arm pawl and mounting base are moved forward and backward, and the left-right position and mounting base that regulating arm pawl grabs product are to production
The horizontal position of product installation.
Be furthermore that: be respectively arranged on the loading board side wall and mounting base with spiral shell knife match first dress tool bore and
Second dress tool bore, and spiral shell knife spine face is provided with cross inserted block, inserted block both ends are provided with clamping plate, and the clamping plate both ends are run through
Telescopic strap is installed, the telescopic strap back side is provided with reset spring, and clamping plate is internally provided with and matches with reset spring
Loose slot, by the way that spiral shell knife is inserted into dress tool bore, telescopic strap is contracted by reset spring into the loose slot inside clamping plate operator
Into after telescopic strap sticks into dress tool bore, reset spring reset ejects telescopic strap, guarantees that spiral shell knife works more in knife holder slot
It is firm to consolidate, and drives dynamic tighten up a screw to product of spiral shell swivel to screw fixation by the motor inside mounting base and loading board.
A kind of working method of the automatic mounting machine tool arm for production line, this method specifically includes the following steps:
Step 1: first motor drives supporting plate rotation by first gear and the first rotary column, and supporting plate drives its top arm pawl
It rotates, arm pawl is rocked to the pendulum for needing the product being mounted by the second motor band swing arm pawl cooperation rotation below arm pawl one end
It puts on platform;
Step 2: product is grabbed by two arc-shaped claw hooks with postbrachium pawl, and by arm pawl that product rotation is mobile
To immediately ahead of mounting base, two fixed jaws of mounting base one end carry out clamping fixed to product two ends respectively, inside mounting base
Motor drives the spiral shell swivel of different size dynamic and carries out rotation fixation to needing to install fixed screw on product, and third motor passes through
It covers axis and drives mounting base rotation, adjust the position that the spiral shell knife in mounting base fixes product driving screws;
Step 3: hydraulic pump is moved up and down by hydraulic column band swing arm pawl and mounting base, and claw hook crawl produces on regulating arm pawl
The height and position that the height and mounting base of product install product, the 5th motor in Mobile base drive movement by third gear
Seat be moved forward and backward on guide rail, band swing arm pawl and mounting base be moved forward and backward, regulating arm pawl crawl product left-right position and
The mechanical arm is realized to be installed automatically to the product on production line in the horizontal position that mounting base installs product.
Compared with prior art, the beneficial effects of the present invention are:
1, first motor drives supporting plate rotation, and supporting plate drives its top arm pawl rotation, the second motor below arm pawl one end
Band swing arm pawl cooperation rotation, arm pawl is rocked in the display platform for needing mounted product, passes through two circular arcs with postbrachium pawl
The claw hook of shape grabs product, and product rotation is moved to immediately ahead of mounting base by arm pawl, and mounting base passes through dynamic pair of spiral shell swivel
It needs to install fixed screw on product and carries out rotation fixation, on the one hand expand turning for the mechanical arm upper arm pawl and mounting base
Dynamic, opereating specification, ensure that the flexibility used, on the other hand, guarantee the degree of automation that the mechanical arm installs product more
It is high.
2, spiral shell knife of different specifications and sizes in mounting base, by spiral shell knife of different specifications and sizes to different size on product
Screw carries out screwing fixation, and interior third motor drives mounting base rotation by set axis, quickly to adjust the spiral shell knife in mounting base
To the position that product driving screws are fixed, hydraulic pump is moved up and down by hydraulic column band swing arm pawl and mounting base, on regulating arm pawl
The height and height and position install to product of mounting base of claw hook crawl product, the 5th motor in Mobile base pass through third tooth
Wheel drives Mobile base to be moved forward and backward on guide rail, and band swing arm pawl and mounting base are moved forward and backward, and regulating arm pawl grabs a left side for product
On the one hand the horizontal position that right position and mounting base install product guarantees efficiency that the mechanical arm installs product faster,
The position of installment work is more accurate, on the other hand, guarantee the mechanical arm can to the product of different size, shape carry out grasping operation,
Installation, ensure that the popularity of adaptation.
3, one end is symmetrical arranged there are two fixed jaw in the middle part of mounting base, and the 4th motor is driven respectively by two the second centering blocks
Two fixed jaws are swung, and the product two ends to come to the crawl of arm pawl carry out clamping fixed, guarantee that the mechanical arm installs product
When, it is firm that product more consolidates, and improves the mechanical arm to the precision of product installment work, reduces the mechanical arm and product
Between frictional dissipation, improve the mechanical arm to the installation quality of product on production line;The mechanical arm firm and durable has good
Good Social benefit and economic benefit is suitble to promote the use of.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is entirety perspective view of the present invention.
Fig. 2 is the whole stereochemical structure decomposing schematic representation of the present invention.
Fig. 3 is arm pawl stereochemical structure decomposing schematic representation of the present invention.
Fig. 4 is that arm pawl of the present invention connect side view explosive view with fixture block.
Fig. 5 is the whole supporting plate schematic perspective view of the present invention.
Fig. 6 is gear frame schematic perspective view of the present invention.
Fig. 7 is mounting base schematic perspective view of the present invention.
Fig. 8 is spiral shell knife schematic rear view of the present invention.
Fig. 9 is Mobile base front view of the present invention.
In figure: 1, arm pawl;2, block set;3, gear frame;4, mounting base;5, supporting plate;6, first motor;7, hydraulic pump;8, it connects
Battery plate 9, fixture block;10, spiral shell knife;11, guide rail;12, the first rotary column;13, first gear;14, hydraulic stem;15, link block;16, it fills
Slot;17, claw hook;18, the first centering block;19, connecting screw hole;20, the second rotary column;21, second gear;22, the second motor;23, tooth
Slot;24, third motor;25, axis is covered;26, Mobile base;27, loading board;28, the first dress tool bore;29, the second dress tool bore;30, the 4th
Motor;31, fixed jaw;32, the second centering block;33, inserted block;34, clamping plate;35, telescopic strap;36, reset spring;37, loose slot;
38, the 5th motor;39, grooving;40, third gear.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
It please refers to shown in Fig. 1-9, a kind of automatic mounting machine tool arm for production line, including arm pawl 1, gear frame 3, installation
Seat 4, supporting plate 5 and hydraulic pump 7,1 parallel beneath of arm pawl is provided with gear frame 3, and 3 one end of gear frame is equipped with mounting base 4, installation
4 parallel beneaths of seat are provided with the supporting plate 5 of rectangle, and the PLC controller that supporting plate 5 is internally provided with model CP1H-X40DT-D is (raw
Produce producer: Omron), control work, and 5 middle part lower section first motor 6 of supporting plate are carried out to the mechanical arm by PLC controller,
It is provided with hydraulic pump 7 below first motor 6, fixture block 9 is provided on arm pawl 1, and link block 15 is installed above fixture block 9, connects
15 one end of block is symmetrically installed there are two claw hook 17, and the range sensor that model LS-92F is provided on two claw hooks 17 is (raw
Produce producer: Panasonic), product space is identified by range sensor, two claw hooks 17 is facilitated to grab product, is clamped on fixture block 9
There is the second motor 22, and runs through above the second motor 22 and second rotary column 20 is installed, and be connected to connection at the top of the second rotary column 20
15 bottom of block is provided with third motor 24 on gear frame 3, and the 5th motor 38 in Mobile base 26 is driven by third gear 40 and moved
Dynamic seat 26 is moved forward and backward on guide rail 11, and band swing arm pawl 1 and mounting base 4 are moved forward and backward, and regulating arm pawl 1 grabs the left and right of product
On the one hand the horizontal position that position and mounting base 4 install product guarantees efficiency that the mechanical arm installs product faster, peace
The position for filling work is more accurate, on the other hand, guarantees that the mechanical arm can carry out grasping operation, peace to the product of different size, shape
Dress ensure that the popularity of adaptation, and 24 one end of third motor is rotatablely connected by set axis 25 and mounting base 4,3 bottom of gear frame
Horizontally disposed to have Mobile base 26,26 inside both ends of Mobile base are provided with the 5th motor 38, and 26 middle part lower section setting of Mobile base
There is grooving 39, two the 5th motors 38 are connected to inside grooving 39 by third gear 40, and 5 middle part top of supporting plate is provided with
The guide rail 11 to match with grooving 39,4 bottom of mounting base are vertically installed with loading board 27, and in 4 side wall of mounting base and loading board 27
Several spiral shell knives 10 are installed, the 4th motor 30 are provided in the middle part of mounting base 4, and there are two solid for the setting of 4 sidewall symmetry of mounting base
Determine pawl 31, the 4th motor 30 is flexibly connected with two fixed jaws 31 respectively by two the second centering blocks 32, and the 4th motor 30 passes through
Two the second centering blocks 32 drive the activity of two fixed jaws 31 to carry out clamping fixed to product two ends respectively.
As a kind of technical optimization scheme of the invention, be provided with below hydraulic pump 7 it is circular connect battery plate 8, and connect battery plate 8
External power supply is connected by conducting wire, and connects battery plate 8 and hydraulic pump 7, first motor 6, the second motor 22, third motor the 24, the 4th
Motor 30 and the 5th motor 38 electrically connect, by hydraulic pump 7 to hydraulic pump 7, first motor 6, the second motor 22, third
The components such as motor 24, the 4th motor 30, the 5th motor 38 are powered, and guarantee that the normal work of the mechanical arm uses.
As a kind of technical optimization scheme of the invention, 7 inner upper of hydraulic pump is provided through cylindrical hydraulic stem
14, and hydraulic pump 7 is connected to 6 bottom of first motor by hydraulic stem 14, and hydraulic pump 7 passes through hydraulic stem 14 and first motor 6
It being movably connected, first motor 6 drives supporting plate 5 to rotate, and supporting plate 5 drives its top arm pawl 1 to rotate, and the below 1 one end of arm pawl
Two motors 22 cooperate with swing arm pawl 1 to be rotated, and arm pawl 1 is rocked in the display platform for needing mounted product, logical with postbrachium pawl 1
It crosses two arc-shaped claw hooks 17 and grabs product, and product rotation is moved to by 4 front of mounting base, mounting base 4 by arm pawl 1
Rotation fixation is carried out to needing to install fixed screw on product by the rotation of spiral shell knife 10, hydraulic pump 7 is driven by hydraulic column 14
Arm pawl 1 and mounting base 4 move up and down, and the height and mounting base 4 of the crawl of claw hook 17 product install product on regulating arm pawl 1
Height and position.
As a kind of technical optimization scheme of the invention, 6 inner upper of first motor, which runs through, is equipped with the first rotary column 12, and
First rotary column, 12 upper end is connected to 5 bottom of supporting plate, and first motor 6 passes through first gear 13 and the first rotary column 12 and first turn
In rotation connection, first gear 13 is arranged in 12 bottom of the first rotary column, expands the mechanical arm upper arm pawl 1 for column 12 and supporting plate 5
With the rotatable of mounting base 4, opereating specification, the flexibility used ensure that.
As a kind of technical optimization scheme of the invention, the second motor 22 by second gear 21 and the second rotary column 20 and
Second rotary column 20 is in rotation connection with link block 15 and arm pawl 1, and 15 both ends of link block are provided with and match with claw hook 17
The first centering block 18, two claw hooks 17 connects with two the first centering blocks 18 by the bolt in connecting screw hole 19 respectively, connection
Motor inside block 15 drives two claw hooks 17 movable respectively by two the first centering blocks 18, carries out grabbing mobile work to product
Make.
As a kind of technical optimization scheme of the invention, fixture block 9 is internally provided with the 6th motor, and the 6th motor passes through two
A first centering block 18 is movably connected with two claw hooks 17 respectively, and 9 top both ends of fixture block are provided with and 22 phase of the second motor
Matched tankage 16 connects and fixes the second motor 22 by tankage 16, guarantees that the arm pawl work on the mechanical arm is more firm
It is firm.
As a kind of technical optimization scheme of the invention, 3 upper horizontal of gear frame is equipped with block set 2, and blocks below fixture block 9
It connects in block set 2, and the junction both ends of fixture block 9 and block set 2 are provided with baffle, third motor 24 drives peace by set axis 25
It fills seat 4 to rotate, quickly to adjust the position that the spiral shell knife 10 in mounting base 4 fixes product driving screws, by baffle to block set 2
Block, it is firm to guarantee more to consolidate when block set 2 works.
As a kind of technical optimization scheme of the invention, 11 both ends of guide rail are provided with the circle to match with third gear 40
Arc tooth socket 23 moves left and right Mobile base 26 by arc-shaped tooth socket 23 more steady, and the 5th motor 38 passes through third tooth
Wheel 40 is flexibly connected with Mobile base 26, and the 5th motor 38 in Mobile base 26 drives Mobile base 26 in guide rail by third gear 40
It is moved forward and backward on 11, band swing arm pawl 1 and mounting base 4 are moved forward and backward, and regulating arm pawl 1 grabs the left-right position and installation of product
The horizontal position of seat 4 pairs of products installation.
As a kind of technical optimization scheme of the invention, it is respectively arranged with and spiral shell knife 10 on 27 side wall of loading board and mounting base 4
The the first dress tool bore 28 and the second dress tool bore 29 to match, is separately connected installation by the first dress tool bore 28 and the second dress tool bore 29
Spiral shell knife 10 of different specifications and sizes, and 10 back side of spiral shell knife is provided with cross inserted block 33,33 both ends of inserted block are provided with clamping plate 34,
34 both ends of clamping plate, which are run through, is equipped with telescopic strap 35, and 35 back side of telescopic strap is provided with reset spring 36, and is arranged inside clamping plate 34
There is the loose slot 37 to match with reset spring 36, by the way that spiral shell knife 10 is inserted into dress tool bore, telescopic strap 35 passes through multiple operator
Position spring 36 is retracted into the loose slot 37 inside clamping plate 34, and after telescopic strap 35 sticks into dress tool bore, reset spring 36 resets
Telescopic strap 35 is ejected, guarantee spiral shell knife 10 work in knife holder slot more consolidate it is firm, inside mounting base 4 and loading board 27
Motor drives the rotation of spiral shell knife 10 to tighten up a screw product and screws fixation.
One kind be used for glass panel integral processing method, this method specifically includes the following steps:
Step 1: first motor 6 drives supporting plate 5 to rotate by first gear 13 and the first rotary column 12, and supporting plate 5 drives thereon
Square arm pawl 1 rotates, and the second motor 22 below 1 one end of arm pawl cooperates with swing arm pawl 1 to be rotated, and arm pawl 1 is rocked to needs and is pacified
In the display platform of the product of dress;
Step 2: product is grabbed by two arc-shaped claw hooks 17 with postbrachium pawl 1, and passes through arm pawl 1 for product rotation
It is moved to 4 front of mounting base, two fixed jaws 31 of 4 one end of mounting base carry out clamping fixed, installation to product two ends respectively
The motor of 4 inside of seat drives the spiral shell knife 10 of different size to rotate and carries out rotation fixation to needing to install fixed screw on product,
Third motor 24 passes through set axis 25 and mounting base 4 is driven to rotate, and adjusts what the spiral shell knife 10 in mounting base 4 fixed product driving screws
Position;
Step 3: hydraulic pump 7 is moved up and down by hydraulic column 14 with swing arm pawl 1 and mounting base 4, claw hook on regulating arm pawl 1
The height and height and position install to product of mounting base 4 of 17 crawl products, the 5th motor 38 in Mobile base 26 pass through the
Three gears 40 drive Mobile base 26 to be moved forward and backward on guide rail 11, and band swing arm pawl 1 and mounting base 4 are moved forward and backward, regulating arm pawl 1
The horizontal position that the left-right position and mounting base 4 for grabbing product install product, realizes that the mechanical arm comes on production line
Product is installed automatically.
Compared with prior art, the beneficial effects of the present invention are:
1, first motor 6 drives supporting plate 5 to rotate, and supporting plate 5 drives its top arm pawl 1 to rotate, second below 1 one end of arm pawl
Motor 22 cooperates with swing arm pawl 1 to be rotated, and arm pawl 1 is rocked in the display platform for needing mounted product, is passed through with postbrachium pawl 1
Two arc-shaped claw hooks 17 grab product, and product rotation is moved to 4 front of mounting base by arm pawl 1, and mounting base 4 is logical
It crosses the rotation of spiral shell knife 10 and carries out rotation fixation to needing to install fixed screw on product, guarantee oneself that the mechanical arm install product
Dynamicization degree is higher.
2, spiral shell knife 10 of different specifications and sizes in mounting base is advised by spiral shell knife 10 of different specifications and sizes to different on product
The screw of lattice carries out screwing fixation, and interior third motor 24 drives mounting base 4 to rotate by set axis 25, quickly to adjust mounting base
The position that spiral shell knife 10 on 4 fixes product driving screws, hydraulic pump 7 is by hydraulic column 14 with swing arm pawl 1 and about 4 mounting base
Height and position mobile, that claw hook 17 grabs the height of product on regulating arm pawl 1 and mounting base 4 installs product, Mobile base 26
The 5th interior motor 38 drives Mobile base 26 to be moved forward and backward on guide rail 11 by third gear 40, band swing arm pawl 1 and installation
Seat 4 is moved forward and backward, the horizontal position that regulating arm pawl 1 grabs the left-right position of product and mounting base 4 installs product, on the one hand
Guarantee efficiency that the mechanical arm installs product faster, the position of installment work is more accurate, on the other hand, guarantees the mechanical arm
Grasping operation, installation can be carried out to the product of different size, shape, ensure that the popularity of adaptation.
3,4 middle part one end of mounting base is symmetrical arranged there are two fixed jaw 31, and the 4th motor 30 passes through two the second centering blocks 32
It drives two fixed jaws 31 to swing respectively, carries out clamping fixed to grab the product two ends to come to arm pawl 1, guarantee the mechanical arm
When to product installation, it is firm that product more consolidates, and improves the mechanical arm to the precision of product installment work, reduces the machine
Frictional dissipation between tool arm and product improves the mechanical arm to the installation quality of product on production line;The mechanical arm is secured
It is durable, there is good Social benefit and economic benefit, be suitble to promote the use of.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.