A kind of biliquid automatic sizing machine send colloid system
Technical field
The present invention relates to automatic sizing machine technical field, more particularly, it relates to a kind of biliquid automatic sizing machine
Send colloid system.
Background technology
Automatic sizing machine is the one in the industry production such as semiconductor lighting (LED), household electrical appliances, automobile, electronics
Key equipment.Especially semiconductor lighting (LED), is the environmental protection and energy saving product widelyd popularize of current country, city
Field and application prospect are boundless.And the colloid system operation principle of sending of automatic sizing machine is, by two kinds of component glue
Water (glue of component A and the glue of B component) automatically pumps into gum exudation mouth in the ratio set respectively from glue-feeder,
Again workpiece is carried out applying glue going out after intersection with one voice is sufficiently mixed.Therefore, two kinds of glue is automatic
Plastic emitting ratio and the requirement to gel quantity are strict.
In applying glue industry, owing to some industry has specific requirement or to becoming present aspect to glue composition
Factor considers, often some implants of on-demand addition in certain component of biliquid glue, i.e. generally says
Filler.Filler is also called filler, refer to improve processing characteristics, Mechanical Properties of Products also (or) fall
The solid material of low cost.As can be seen here, filler is to have certain hardness, is easily formed deposit simultaneously.
And at present biliquid automatic sizing machine send combination that glue technology typically uses two gear pumps to common group automatically
The glue divided and the glue containing filler component carry out sending glue.In the art, gear pump control plastic emitting is dependent on
It is sealed in two or more gears in a housing, produced work sky during engaging each other
Between volume change carry the pump of liquid, control plastic emitting glue by the rotating speed and the number of turns controlling gear pump internal gear
Amount and pressure.
Although the combination of two gear pumps send glue also can realize the effect of biliquid applying glue, but prior art uses
Glue (or tough glue or the high glue of concentration) containing filler component is sent glue to deposit by gear pump
In problems with: one is that the glue of the filler component with certain degree of hardness, tough glue or concentration are high
Glue can affect the engagement of drivewheel and driven pulley when filling up the space of gear, causes glue to be difficult to from two teeth
During engagement discharge, and liquid have granule in the case of easily gear is caused abrasion, it is impossible in any situation
Lower use, is difficult to accurately control to accuracy, the concordance of plastic emitting, and can reduce sizing applicator particularly tooth
The service life of wheel pump.Two is that the pressure of the outlet of gear pump depends entirely on outside sealant yielding system resistance continuously
The size of power, the size of resistance is inversely proportional to gel quantity, and the big gel quantity of resistance is little, and the little gel quantity of resistance is big;
Owing to the impact of filler deposit or glue viscosity can produce certain resistance, pump can go out because of the size of resistance
Existing different capacity of returns, causes the work of gear pump to be difficult to keep its seriality and effectiveness, thus reduces and execute
The production efficiency of glue industry.
As can be seen here, owing to using the combination of two gear pumps to the glue of common ingredients with containing filler component
Glue carries out sending glue to affect and send glue successional problem, and which is easily caused the glue containing filler component not
Discontinuous in setting ratio plastic emitting or plastic emitting, thus affect the work efficiency of applying glue.Moreover, current domestic right
Glue containing filler does not also have good processing method, even if having also is to use what prices are rather stiff abroad to join
Part carries out applying glue to the glue containing filler, causes end user's high setting of comparison to be undertaken of automatic sizing machine
Standby price, thus improve the production cost of industry.
Therefore, now need to develop a kind of send that glue precision is high, cost performance high and improve work efficiency be applicable to containing
The automatic sizing machine of filler glue (or tough glue or the high glue of concentration) send colloid system, to reduction
The cost of equipment and raising work efficiency all have positive meaning.
Summary of the invention
It is an object of the invention to overcome shortcoming of the prior art with not enough, it is provided that one send glue precision high,
Cost performance is high and can improve being applicable to containing filler component glue (or tough glue or dense of work efficiency
Spend high glue) automatic sizing machine send colloid system;This send colloid system can effectively solve the component containing filler
Glue carries out sending the feasibility of glue and successional problem, it is achieved send the colloid system can by bi-component glue on demand
Proportioning automatically send glue, thus reduce every profession and trade use glue cost, make the domestic life producing biliquid sizing applicator
Producing producer and break away from the dependence of import accessory, the development to industry also can play great impetus.
In order to achieve the above object, the technical scheme is that: a kind of biliquid is executed automatically
Glue machine send colloid system, the automatic pump colloid system one including controller and being connected with controller and automatic pump colloid system
Two;It is characterized in that: automatic pump colloid system one refers to use the automatic pump colloid system one of electric reciprocating pump, from
Dynamic pump glue system two refers to use the automatic pump colloid system two of gear pump.
In such scheme, except using electricity in the automatic pump colloid system one of the present invention and automatic pump colloid system two
Dynamic reciprocating pump and use outside gear pump, structure in other system and accessory be such as: glue inlet tube, go out sebific duct,
Valve etc. all uses the structure in existing pump colloid system.The automatic pump colloid system one of the present invention uses electronic past
Multiple pump can carry out continuous effective to the component glue (tough glue or the high glue of concentration) containing filler
Send glue.This send colloid system use have electric reciprocating pump and have gear pump two different form of automatically
Pump glue system carries out sending glue, can effectively solve existing equipment to component glue (or the tough glue containing filler
Water or the high glue of concentration) carry out sending the feasibility of glue and successional problem, it is achieved this send the colloid system can be by
A kind of containing filler component glue (or tough glue or the high glue of concentration) and another kind common ingredients
Glue proportioning Automatic continuous as required send glue, thus reach automatic sizing machine high accuracy, high performance-price ratio and
Low cost reliably send glue effect.The present invention can be corresponding by control according to the ratio demand of two kinds of component glue
Device processed adjusts sending glue ratio or sending glue frequency of automatic pump colloid system one and automatic pump colloid system two, thus realizes
Send colloid system that bi-component glue proportioning on demand can be sent adjustability and the convenience of glue automatically.
More specifically, described automatic pump colloid system one is connected with carriage by electric reciprocating pump and forms;Institute
State electric reciprocating pump and be arranged on the side of carriage.Carriage and electric reciprocating pump with the use of, can carry
High this send the work efficiency of colloid system.
Described electric reciprocating pump includes piston cylinder and the piston being arranged in piston cylinder;Described electric reciprocating pump sets
Put and refer in the side of carriage: described piston is connected with carriage by connecting rod, and carriage includes
The contiguous block being connected with connecting rod and actuating device, actuating device drives contiguous block to do parallel with piston movement direction
Motion, electric reciprocating pump and connected connecting rod thereof be positioned at contiguous block side, drives and lives realizing carriage
Fill in the reciprocating motion that row is inhaled or pushed away.The piston of electric reciprocating pump of the present invention is by the company of connecting rod with carriage
Connect block to connect, when carriage is during side slides into opposite side, drive piston to inhale by connecting rod
Glue moves so that the duty of electric reciprocating pump is for entering glue;Also lead in carriage returns sliding process
Crossing connecting rod drives piston to carry out pushing away glue motion, and now, the duty of electric reciprocating pump is for pushing away glue.Therefore,
In the sliding process of carriage, automatic pump colloid system one can (or viscosity be big to the component glue containing filler
Glue or the high glue of concentration) effectively send glue.
Described carriage also includes rail plate and slide block;Described slide block all connects with contiguous block and actuating device
Connect or slide block is connected with contiguous block;Described slide block and rail plate are slidably matched to realize sliding.Slide block and
The setting of rail plate can play the effect of balance contiguous block motion.
Described actuating device refers to that lead screw device, described lead screw device are fixed by screw mandrel, feed screw nut and screw mandrel
Seat composition;Described feed screw nut is connected with slide block or feed screw nut is connected with contiguous block, and the two ends of screw mandrel lead to
Cross screw mandrel to fix seat and fix.
Described automatic pump colloid system one also includes that the driving means one being connected with controller signals, described driving fill
Put one and be connected with actuating device by shaft joint one, drive carriage to move realizing driving means one.This
The lead screw device that invention uses is gyration to be converted into the ideal product of linear motion, in lead screw device
Feed screw nut is connected with slide block or feed screw nut is connected with contiguous block, and screw mandrel one end is passed through shaft joint one and driven
Dynamic device one connects, then can realize what driving means one was rotated by this automatic pump colloid system one by lead screw device
Circular motion is converted to the linear motion of slide block or the linear motion of contiguous block.Inventive drive means one is
By driving screw mandrel gyration thus band movable slider to slide, with the electric reciprocating pump that realizes being connected with slide block
Piston carries out the reciprocating motion inhaled or push away;Or inventive drive means one is by driving screw mandrel revolution fortune
Dynamic thus drive contiguous block move, the piston of the electric reciprocating pump being connected with contiguous block with realization is inhaled or pushes away
Reciprocating motion.
Described automatic pump colloid system one also includes gum exudation mouth and glue-feeder;Described glue-feeder and electric reciprocating pump
Piston cylinder connects;Described gum exudation mouth is connected with the piston cylinder of electric reciprocating pump by glue conveying box;Described enter glue
Mouth is provided with into glue valve, and the glue conveying box being connected with gum exudation mouth is provided with plastic emitting valve.Enter glue valve and plastic emitting valve
Setting can effectively regulate, control the glue flow of electric reciprocating pump glue-feeder and gum exudation mouth.
The gear pump of described automatic pump colloid system two includes drivewheel that driving shaft is connected and driven with driving shaft
Wheel;Described automatic pump colloid system two also includes gum exudation mouth and glue-feeder;Described glue-feeder is arranged on gear pump,
Described gum exudation mouth is arranged between drivewheel and driven pulley.The drivewheel of gear pump of the present invention drives driven round
Dynamic, under the rotation of two gears, form a self-suction and glue is entered into gear pump by glue-feeder, and
Fill up the space of drivewheel and driven pulley;Component glue is along with the rotation of 2 gears is along housing fluid, finally
Discharge from gum exudation mouth when drivewheel and driven pulley engage.
Described automatic pump colloid system two also includes the driving means two being connected with controller signals, driving means two
Be connected with gear pump by shaft coupling two, drive to realize the rotation of driving gear pump driving shaft drivewheel and
The engagement rotation of driven pulley.Inventive drive means two is connected with controller signals by lead-in wire.
The colloid system that send of the present invention also includes storage device, the entrance of described storage device respectively with automatic pump glue
System one and automatic pump colloid system two connect;Also include system fixed plate, described automatic pump colloid system one and from
Dynamic pump glue system two is installed in system fixed plate.The present invention send the entrance of the storage device of colloid system respectively
It is connected with the gum exudation mouth of automatic pump colloid system one and the gum exudation mouth of automatic pump colloid system two so that from automatic pump glue
The glue of system one conveying and the glue from automatic pump colloid system two conveying are filled in proportion in storage device
Divide mixing and store, then workpiece is carried out applying glue.And the storage device that the present invention is arranged has certain storage
Amount volume, send glue amount for store automatic pump colloid system one and automatic pump colloid system two so that this send glue system
System can effectively solve to send the feasibility of glue and successional problem to the component glue containing filler.
The biliquid automatic sizing machine of the present invention send the operation principle of colloid system be such that the present invention by with electricity
Under the External Force Acting of the slide block device that dynamic reciprocating pump connects, thus realize the work of piston, it is ensured that automatic pump glue
System a pair effectively send glue containing filler component glue (or tough glue or the high glue of concentration);
And use the automatic pump colloid system two of gear pump also can realize effectively sending glue under the driving of driving means two;Two
The glue of individual automatic pump colloid system conveying is sufficiently mixed by having the storage device of certain storage volumes and stores up
Deposit, thus realize sending continuously the effect of glue.The colloid system that send of the present invention is to use electric reciprocating pump and gear pump
Combination, instead of the mode using two gear pumps to combine in current biliquid automatic sizing machine, solve
Use gear pump that the glue (or tough glue or the high glue of concentration) containing filler component is sent
The problem that glue causes gear wear big and the life-span is short, it is achieved one contains filler component glue, and (or viscosity is big
Glue or the high glue of concentration) and another kind of common ingredients glue proportioning Automatic continuous as required send glue,
Thus reach automatic sizing machine high accuracy, high performance-price ratio and low cost reliably send glue effect, and improve automatically
Sizing applicator send the sizing efficiency of colloid system.
Compared with prior art, the invention have the advantages that and beneficial effect:
1, the biliquid automatic sizing machine of the present invention send colloid system can effectively solve to containing filler component glue (or
Tough glue or the high glue of concentration) carry out sending the feasibility of glue and successional problem, it is achieved send glue
Bi-component glue proportioning on demand can be sent glue by system automatically, thus reduce every profession and trade use glue cost.
2, the biliquid automatic sizing machine of the present invention send sending that glue precision is high, cost performance high and can improve and executing of colloid system
The work efficiency of glue machine.
3, the biliquid automatic sizing machine of the present invention send colloid system can make the domestic production producing biliquid sizing applicator
Producer breaks away from the dependence of import accessory, and the development to industry also can play great impetus.
Accompanying drawing explanation
Fig. 1 is the structural representation that the biliquid automatic sizing machine of the present invention send colloid system;
Wherein, 1 be gear pump, 2 for gear pump glue-feeder, 3 for gear pump gum exudation mouth, 4 for driving shaft, 5
For shaft joint two, 6 be motor fixing base, 7 for motor two, 8 for motor one, 9 be motor fixing base, 10
For shaft joint one, 11 for screw mandrel head fix seat, 12 for rail plate, 13 for slide block, 14 for screw mandrel, 15
For contiguous block, 16 for connecting rod, 17 for screw mandrel head fix tailstock, 18 for electric reciprocating pump fix tailstock, 19
For piston cylinder, 20 for piston, 21 for electric reciprocating pump pump head fix seat, 22 for enter glue valve, 23 be electronic
Reciprocating pump glue-feeder, 24 for plastic emitting valve, 25 be electric reciprocating pump gum exudation mouth, 26 be system fixed plate, 27
For controller, 28 be glue conveying box.
Detailed description of the invention
The present invention is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings.
Embodiment one
The present embodiment uses as a example by motor being illustrated below by driving means one and driving means two.
Biliquid automatic sizing machine of the present invention send the structural representation of colloid system as it is shown in figure 1, this send colloid system bag
Include system fixed plate 26, controller 27, for conveying containing filler component glue (or tough glue or
The glue that concentration is high) and use the automatic pump colloid system one of electric reciprocating pump, use the automatic pump of gear pump 1
Colloid system two;Wherein, automatic pump colloid system one and automatic pump colloid system two are provided with gum exudation mouth and glue-feeder,
And automatic pump colloid system one and automatic pump colloid system two are respectively by motor 1 and motor 27 and controller
27 connect.Motor 1 and motor 27 are fixed in system fixed plate 26 by motor fixing base 6, and
Motor 1 and motor 27 are connected with controller 27 signal by motor leads A and motor leads B respectively.
The present invention send the automatic pump colloid system one of colloid system to be connected with carriage by electric reciprocating pump to form.Electricity
Dynamic reciprocating pump is arranged on the side of carriage, and electric reciprocating pump includes piston cylinder 19 and is arranged on piston cylinder 19
Interior piston 20.Wherein, piston cylinder 19 fixes tailstock 18 and electric reciprocating pump pump head by electric reciprocating pump
Fixing seat 21 is fixedly connected in system fixed plate 26.Piston 20 is connected with carriage by connecting rod 16,
To realize the reciprocal fortune that the piston 20 of carriage driving electric reciprocating pump carries out inhaling or pushing away in piston cylinder 19
Dynamic.When carriage is during side slides into opposite side, piston 20 is driven to move by connecting rod 16,
Make the duty of electric reciprocating pump for entering glue;Also by connecting rod 16 in carriage returns sliding process
Driving piston 20 to move, now, the duty of electric reciprocating pump is on the contrary for plastic emitting.Therefore, at the dress that slides
In the sliding process put, automatic pump colloid system one can to containing filler component glue (or tough glue or
The glue that concentration is high) effectively send glue.
The carriage of the present invention include the rail plate 12 that is fixed in system fixed plate 26 and lead screw device,
Slide block 13 and the contiguous block 15 being connected with connecting rod 16;Electric reciprocating pump and connected connecting rod 16 thereof are positioned at even
Connect block 15 side.Lead screw device is then fixed seat by screw mandrel 14, feed screw nut and screw mandrel, and (screw mandrel head fixes seat
11 and screw mandrel head fix tailstock 17) composition.Wherein, seat 11 He is fixed by screw mandrel head in the two ends of screw mandrel 14
Screw mandrel head is fixed tailstock 17 and is arranged in system fixed plate 26, and its one end is by shaft joint 1 and motor one
8 connect, to realize the gyration of screw mandrel 14.And contiguous block 15 and feed screw nut are all connected with slide block 13,
Slide block 13 and rail plate 12 are slidably matched to realize sliding.The present invention send the automatic pump colloid system of colloid system
One is motor 1 by driving screw mandrel 14 gyration band movable slider 13 to slide, with realize contiguous block 15 with
The piston 20 that slide block 13 connects carries out the reciprocating motion inhaled or push away in piston cylinder 19.Present invention slider 13,
The design of lead screw device and motor 1 can realize this and send colloid system to pass through what motor 1 was rotated by lead screw device
Circular motion is converted to the linear motion of slide block 13.
The automatic pump colloid system one of the present invention also includes that gum exudation mouth and glue-feeder, electric reciprocating pump gum exudation mouth 25 lead to
Crossing glue conveying box 28 to be connected with the piston cylinder 19 of electric reciprocating pump, electric reciprocating pump glue-feeder 23 is past with electronic
The piston cylinder 19 of multiple pump is connected.In order to effectively regulate and control electric reciprocating pump glue-feeder and gum exudation mouth
Glue flow, the electric reciprocating pump glue-feeder 23 of the present invention is provided with into glue valve 22, with electric reciprocating pump plastic emitting
The glue conveying box 28 that mouth 25 connects are provided with plastic emitting valve 24.
The gear pump 1 of automatic pump colloid system two of the present invention includes the drivewheel that driving shaft 4 is connected with driving shaft 4
And driven pulley.This automatic pump colloid system two also includes that gum exudation mouth and glue-feeder, gear pump glue-feeder 2 are arranged on
On gear pump 1, gear pump gum exudation mouth 3 is arranged between drivewheel and driven pulley.Motor 27 passes through connecting shaft
Device 25 is connected with gear pump 1, drive to realize the rotation of driving gear pump 1 driving shaft 4 drivewheel and
The engagement rotation of driven pulley.
The colloid system that send of the present invention also includes storage device, and the entrance of storage device is respectively by glue feeding tube and electricity
Dynamic reciprocating pump gum exudation mouth 25 and gear pump gum exudation mouth 3 connect so that from the glue of automatic pump colloid system one conveying
After being sufficiently mixed with the glue carried from automatic pump colloid system two in storage device and stored in proportion,
Again workpiece is carried out applying glue.And the storage device that the present invention is arranged has certain storage capacity volume, it is used for depositing
Storage automatic pump colloid system one and automatic pump colloid system two send glue amount so that it is right that this send colloid system effectively to solve
Component glue containing filler carries out sending the feasibility of glue and successional problem.
The biliquid automatic sizing machine of the present invention send the operation principle of colloid system be such that the present invention by with electricity
Under the External Force Acting of the slide block device that dynamic reciprocating pump connects, thus realize the work of piston 20, it is ensured that automatic pump
Colloid system a pair effectively send glue containing filler component glue (or tough glue or the high glue of concentration);
And use the automatic pump colloid system two of gear pump 1 also can realize effectively sending glue under the driving of motor 27;Two
The glue of individual automatic pump colloid system conveying is sufficiently mixed by having the storage device of certain storage volumes and stores up
Deposit, thus realize sending continuously the effect of glue.The colloid system that send of the present invention is to use electric reciprocating pump and gear pump 1
Combination, instead of the mode using two gear pumps to combine in current biliquid automatic sizing machine, solve
Use gear pump 1 that the glue (or tough glue or the high glue of concentration) containing filler component is carried out
Send the problem that glue causes gear wear big and the life-span is short, it is achieved one is contained filler component glue (or viscosity
Big glue or the high glue of concentration) and another kind of common ingredients glue proportioning Automatic continuous as required give
Glue, thus reach automatic sizing machine high accuracy, high performance-price ratio and low cost reliably send glue effect, and improve
Automatic sizing machine send the sizing efficiency of colloid system.
The biliquid automatic sizing machine of the present invention send the automatic pump colloid system two of colloid system to be so work: work as horse
When reaching 27 rotation, the driving shaft 4 of driven gear pump 1 rotates, the active within driven gear pump 1 simultaneously
Wheel rotates, and drivewheel drives driven pulley to rotate;Under the rotation of two gears, form a self-suction by glue
Water is entered into gear pump 1 by gear pump glue-feeder 2, and fills up the space of drivewheel and driven pulley;A kind of component
Glue is along with the rotation of 2 gears is along housing fluid, finally when drivewheel and driven pulley engage from gear pump
Gum exudation mouth 3 is discharged.In gear pump 1 work process, 27, motor does directional-rotation, only toward a side
To rotation.
The biliquid automatic sizing machine of the present invention send the automatic pump colloid system one of colloid system to be so work: this electricity
The driving means of dynamic reciprocating pump needs motor 1 to rotate and reverse.When motor 1 rotates forward, band movable wire
Stem nut moves right, and owing to feed screw nut is connected with slide block 13, feed screw nut moves right, and can drive cunning
The equidirectional slip of block 13, thus drive the connecting rod 16 being connected with slide block 13 by contiguous block 15 to move right,
By under the effect of external force, the piston 20 that can realize being connected with connecting rod 16 one end is inhaled in piston cylinder 19
Glue moves.Otherwise, when motor 1 inverts, piston 20 then carries out pushing away glue motion in piston cylinder 19.
When motor 1 rotates forward, now entering glue valve 22 and open, plastic emitting valve 24 cuts out, when piston 20 is to entering
When row inhales glue motion, in piston cylinder 19, form vacuum so that piston cylinder 19 produces a strong suction,
Component glue containing filler is entered in piston cylinder 19 by electric reciprocating pump glue-feeder 23, works as piston cylinder
When glue amount in 19 reaches to preset glue amount, controller 27 controls motor 1 and stops operating, controls it immediately anti-
Turn.When motor 8 inverts, close into glue valve 22, open plastic emitting valve 24, according to the incompressible spy of liquid
Property, piston 20 carries out pushing away glue motion, and the component glue containing filler in piston cylinder 19 is passed through glue conveying box
28 release from electric reciprocating pump gum exudation mouth 25, it is achieved this electric reciprocating pump send glue.
The biliquid automatic sizing machine of the present invention send colloid system in concrete application, uses controller to control motor
27 and motor 1 just can control the plastic emitting of double-component.When electric reciprocating pumping glue, gear pump not work
Making, when electric reciprocating pump plastic emitting, gear pump is started working, and reaches the plastic emitting simultaneously of two automatic pump colloid systems
Effect.I.e. when motor 1 rotates forward, then electric reciprocating pump is for inhaling glue process, and meanwhile, motor 27 is not
Work, gear pump 1 does not rotates, and now the mixing glue being stored in storage device is sent glue by system.
When motor 8 inverts, then electric reciprocating pump is for pushing away glue process, and motor 27 i.e. starts to work simultaneously, drives
Gear pump 1 plastic emitting, forms the biliquid plastic emitting simultaneously of two automatic pump colloid systems, and is transported to glue store
Device is sufficiently mixed and stores.
Embodiment two
The present embodiment the difference is that only with embodiment one: the carriage in automatic pump colloid system one does not wraps
Include rail plate and slide block, only include the lead screw device being fixed in system fixed plate and be connected with connecting rod
Contiguous block.
Electric reciprocating pump and the connected connecting rod thereof of the present embodiment are positioned at contiguous block side.Lead screw device then by
Seat (screw mandrel head fixes seat and screw mandrel head fixes tailstock) composition fixed by screw mandrel, feed screw nut and screw mandrel.Wherein,
The two ends of screw mandrel fix seat by screw mandrel head and screw mandrel head is fixed tailstock and is arranged in system fixed plate, its one end
It is connected with motor one by shaft joint one, to realize the gyration of screw mandrel.And contiguous block and feed screw nut are even
Connecing, lead screw device drives contiguous block to do the motion parallel with piston movement direction.The present embodiment send colloid system
Automatic pump colloid system one is that motor one drives contiguous block to move by driving screw mandrel gyration, to realize
The piston being connected with contiguous block carries out the reciprocating motion inhaled or push away in piston cylinder.
The present embodiment send other structures of colloid system consistent with embodiment one.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-mentioned reality
Execute the restriction of example, the change made under other any spirit without departing from the present invention and principle, modification,
Substitute, combine, simplify, all should be the substitute mode of equivalence, within being included in protection scope of the present invention.