CN107214015B - Fluid micro injection apparatus and its execution system - Google Patents
Fluid micro injection apparatus and its execution system Download PDFInfo
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- CN107214015B CN107214015B CN201710319029.XA CN201710319029A CN107214015B CN 107214015 B CN107214015 B CN 107214015B CN 201710319029 A CN201710319029 A CN 201710319029A CN 107214015 B CN107214015 B CN 107214015B
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- lever
- execution system
- injection apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
Abstract
The invention discloses a kind of execution system of fluid micro injection apparatus and with its fluid micro injection apparatus, execution system includes: matrix, defines executing agency's installation cavity in matrix, and matrix is equipped with the location hole be connected with executing agency installation cavity；Moving element, moving element are movably located at positioning hole；Executing agency, executing agency are movably located in executing agency's installation cavity, and executing agency is connected to control moving element activity with moving element；Adjustment element, adjustment element are located in executing agency's installation cavity and are connected with executing agency to limit the lateral displacement of executing agency；Multiple spacer shims, multiple spacer shims are located at the pretightning force that executing agency is adjusted between the inner wall and adjustment element of executing agency's installation cavity.The execution system of fluid micro injection apparatus according to an embodiment of the present invention, the moving position of adjustable executing agency, to adjust the activity displacement of moving element to adjust the fluid injection effect of fluid micro injection apparatus.
Description
Technical field
It is sprayed the present invention relates to a kind of execution system of fluid micro injection apparatus with the fluid micro with the execution system
Injection device.
Background technique
Existing fluid micro injection apparatus drives closing element two by lever using flexure hinge mechanism or operating element
Fluid micro injection is realized in secondary movement.Secondary motion causes to wear to closing element both ends, and replacement frequency increases, maintenance at
This increase；Closing element raising height is not adjustable or degree of regulation is not high, causes impact force needed for fluid injection unadjustable
Or adjust inaccurately, cause fluid injection effect to be unsatisfactory for requiring；Related accessory installing and dismounting is cumbersome, causes assembly efficiency low,
Maintenance replacement is inconvenient.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, the present invention proposes a kind of execution system of fluid micro injection apparatus, the execution system accuracy is easy to adjust,
Fluid injection effect is good.
The present invention also proposes a kind of fluid micro injection apparatus with above-mentioned execution system.
The execution system of the fluid micro injection apparatus of embodiment according to a first aspect of the present invention, comprising: matrix, the base
Executing agency's installation cavity is defined in vivo, and described matrix is equipped with the location hole be connected with executing agency's installation cavity；Activity
Element, the moving element are movably located at the positioning hole；Executing agency, the executing agency are movably located at institute
It states in executing agency's installation cavity, the executing agency is connected to control the moving element activity with the moving element；Adjustment
Element, the adjustment element are located in executing agency's installation cavity and are connected with the executing agency to limit the execution machine
The lateral displacement of structure；Multiple spacer shims, multiple spacer shims are located at the inner wall and the tune of executing agency's installation cavity
The pretightning force of the executing agency is adjusted between whole element；The executing agency includes: lever, and the lever is located at described hold
In the row mechanism installation cavity and both ends of the lever are movable, and the first end of the lever is connected to control with the moving element
The moving element activity；Actuator, the actuator are telescopically located in executing agency's installation cavity, the actuator
It is connected with the second end of the lever to control lever activity, the adjustment element is connected the adjustment with the actuator
Element is connected to limit the lateral displacement of the actuator with the actuator, and the spacer shims are located at executing agency's installation
The pretightning force of the actuator is adjusted between the inner wall of chamber and the adjustment element；Controller, the controller with it is described
Actuator is connected flexible to control the actuator；Jacking block on actuator, jacking block is located at the adjustment element on the actuator
Between the upper end of the actuator；Jacking block under actuator, jacking block is located at lower end and the institute of the actuator under the actuator
It states between the second end of lever, jacking block and described matrix are flexibly connected under the lever and the actuator.
The execution system of fluid micro injection apparatus according to an embodiment of the present invention is cooperated by setting with executing agency
Adjustment element and multiple spacer shims, adjust the number or thickness of spacer shims, and the pretightning force of adjustable executing agency makes execution machine
Structure reaches preferable pretightning force, to adjust the activity displacement of moving element to adjust the fluid injection of fluid micro injection apparatus
Effect, meanwhile, be flexibly connected between jacking block, lever and described matrix under actuator, it is possible to reduce lever and actuator under push up
The abrasion of block extends execution system whole service life.
According to one embodiment of present invention, lead to respectively between jacking block and described matrix under the lever and the actuator
Hinge is crossed to be connected.
According to one embodiment of present invention, the lever is integrally formed with jacking block under the actuator.
According to one embodiment of present invention, lead to respectively between jacking block and described matrix under the lever and the actuator
It crosses connecting column to be connected, the section of the two side walls of the connecting column is respectively formed as towards opposite arc-shaped.
According to one embodiment of present invention, the lower surface of the adjustment element is formed as upwardly recessed arcwall face, institute
The upper surface for stating jacking block on actuator is formed as the arcwall face projected upwards, and the radius of the upper surface of jacking block is small on the actuator
Radius in the lower surface of the adjustment element.
According to one embodiment of present invention, the lower surface of the first end of the lever is equipped with protrusion, and the protrusion is cut
Face is formed as arc-shaped and only to the upper surface of the moving element.
According to one embodiment of present invention, the execution system further include: guide holder, the guide holder are located at described fixed
Be equipped in the hole of position, in the guide holder along its axially through pilot hole, the moving element can along the axial direction of the pilot hole
It is actively located on the guide holder.
According to one embodiment of present invention, the moving element includes: cylindrical shaft, and the cylindrical shaft can live along its axial direction
It is located in the pilot hole dynamicly, the lower end of the cylindrical shaft is formed as bulb；Upper end platform, the upper end platform are located at described
The upper end of cylindrical shaft, the size of the upper end platform are greater than the radius of the cylindrical shaft, the upper end platform and the guide holder
Between be equipped with the first elastic element.
According to one embodiment of present invention, the guide holder includes: positioning convex platform, and the positioning convex platform is removably set
In the positioning hole；Upper convex cylindrical, the upper convex cylindrical are located at the positioning convex platform top and coaxial with the positioning convex platform
Setting, the radial dimension of the upper convex cylindrical are less than the radial dimension of the positioning convex platform, and the pilot hole perforation is described convex
Cylinder and the positioning convex platform, first elastic element are formed as being set in the upper convex cylindrical and both ends and only support institute respectively
State the spring of positioning convex platform and the upper end platform.
According to one embodiment of present invention, one end that the location hole is connected to executing agency's installation cavity is equipped with diameter
It is greater than the radial dimension of positioning groove of the location hole, the execution system further include: positioning seat, the positioning seat to size
It is located in the positioning groove, the guide holder passes axially through the positioning seat；Second elastic element, the second elasticity member
Part is located between the positioning seat and the first end of the lever.
According to one embodiment of present invention, second elastic element is formed as spring, second elastic element
Stop the lower surface to the upper surface of the positioning seat and the first end of the lever respectively in both ends.
According to one embodiment of present invention, the outer profile of the positioning seat is generally formed into rectangular, the positioning seat
The periphery of upper surface is equipped with multiple protruding portions along its circumferentially spaced arrangement, and the inner surface of each protruding portion is respectively formed
For arcwall face corresponding with the outer contour shape of second elastic element.
The fluid micro injection apparatus of embodiment according to a second aspect of the present invention, including the stream according to above-described embodiment
The execution system of the micro injection apparatus of body.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the execution system of fluid micro injection apparatus according to an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the matrix of the execution system of fluid micro injection apparatus according to an embodiment of the present invention；
Fig. 3 is the structural representation of the moving element of the execution system of fluid micro injection apparatus according to an embodiment of the present invention
Figure；
Fig. 4 is the structural representation of the guide holder of the execution system of fluid micro injection apparatus according to an embodiment of the present invention
Figure；
Fig. 5 is the structure of jacking block on the actuator of the execution system of fluid micro injection apparatus according to an embodiment of the present invention
Schematic diagram；
Fig. 6 is the structural representation of the adjustment element of the execution system of fluid micro injection apparatus according to an embodiment of the present invention
Figure；
Fig. 7 is the structural representation of the positioning seat of the execution system of fluid micro injection apparatus according to an embodiment of the present invention
Figure.
Appended drawing reference:
Execution system 100；
Matrix 110；Executing agency's installation cavity 111；Location hole 112；Positioning groove 1121；Locating slot 113；Controller installation
Chamber 114；
Moving element 120；Cylindrical shaft 121；Bulb 122；Upper end platform 123；
Adjustment element 130；
Lever 141；Second protrusion 1413；
Actuator 142；Controller 143；Jacking block 144 on actuator；Jacking block 145 under actuator；Connecting column 146；
Guide holder 150；Pilot hole 151；Positioning convex platform 152；Installation notch 1521；Upper convex cylindrical 153；
First elastic element 160；
Positioning seat 170；Protruding portion 171；
Second elastic element 180.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition, limit
There is the feature of " first ", " second " to can explicitly or implicitly include one or more of the features surely.Of the invention
In description, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The execution system 100 of fluid micro injection apparatus according to an embodiment of the present invention is specifically described with reference to the accompanying drawing.
As shown in Fig. 1-to Fig. 7, the execution system 100 of fluid micro injection apparatus according to an embodiment of the present invention includes base
Body 110, moving element 120, executing agency, adjustment element 130 and multiple spacer shims.
Specifically, defining executing agency's installation cavity 111 in matrix 110, matrix 110 is equipped with to be installed with executing agency
The location hole 112 that chamber 111 is connected, moving element 120 are movably located in location hole 112, and executing agency is movably located at
In executing agency's installation cavity 111, executing agency is connected to limit the lateral displacement of executing agency with moving element 120, and multiple
Feeler is located at the pretightning force that executing agency is adjusted between the inner wall of executing agency's installation cavity 111 and adjustment element 130.
As shown in Fig. 2, matrix 110 is equipped with executing agency's installation cavity 111 and location hole 112, executing agency, which is mounted on, is held
In row mechanism installation cavity 111, moving element 120 is located in location hole 112 and cooperates with executing agency to be driven by executing agency
Dynamic, adjustment element 130 is also provided in executing agency's installation cavity 111 and is connected at least part of executing agency to limit and hold
The lateral displacement of row mechanism sets it by cross force, between adjustment element 130 and the inner wall of executing agency's installation cavity 111
There are multiple spacer shims, the number or thickness of spacer shims are adjustable, so as to different degrees of extruding executing agency, pass through
Executing agency is squeezed, so that executing agency is reached preferable movement original state, to reach the fluid injection of adjustment spraying system 100
The purpose of effect.
Wherein it should be noted that fluid micro injection apparatus according to an embodiment of the present invention can be by execution system 100
It is formed with flow channel component, execution system 100 is mainly used for controlling the operation of moving element 120, and flow channel component is equipped with to be held with fluid
The runner that micro-nano structure circulates executes displacement whether system 100 passes through the operation of control moving element 120 and run, with stream
Road component cooperate when can open or close the nozzle of flow channel component, thus reach opening, close fluid micro injection apparatus or
Adjust the purpose of the jeting effect of fluid micro injection apparatus.The structure of flow channel component is to those skilled in the art can
To understand and easy to accomplish, therefore it is not described in detail.
The execution system 100 of fluid micro injection apparatus according to an embodiment of the present invention as a result, passes through setting and the machine of execution
The adjustment element 130 and multiple spacer shims of structure cooperation, adjust the number or thickness of spacer shims, the preload of adjustable executing agency
Power makes executing agency reach preferable pretightning force, to adjust the activity displacement of moving element 120 to adjust fluid micro injection
The fluid injection effect of device.
According to one embodiment of present invention, executing agency includes lever 141, actuator 142 and controller 143.
Specifically, lever 141 is located in executing agency's installation cavity 111 and the both ends of lever 141 are movable, lever 141
First end is connected to control 120 activity of moving element with moving element 120, and actuator 142 is telescopically located at executing agency's peace
It behave affectedly in 111, actuator 142 is connected with 141 activity of control lever, adjustment element 130 and actuator with the second end of lever 141
The lateral displacement of 142 associated retainer actuators, spacer shims are located at the inner wall and adjustment element 130 of executing agency's installation cavity 111
Between to adjust the pretightning force of actuator 142, controller 143 is connected flexible to control actuator 142 with actuator 142.
As shown in Figure 1, the left end in figure is the first end of lever 141, the right end in figure is the second end of lever 141, thick stick
Bar 141 can be rotated around axis in the horizontal direction, and the left end of lever 141 is connected to live up and down with the upper end of moving element 120
Driving moving element 120 is movable along the vertical direction when dynamic.Actuator 142 is located at the right end of lever 141 and along the vertical direction may be used
Flexible, the lower end of actuator 142 is connected with the right end of lever 141, and actuator 142 is flexible to squeeze or unclamp thick stick along the vertical direction
The right end of bar 141.Adjustment element 130 is connected with the upper end of actuator 142, by adjusting the inner wall of executing agency's installation cavity 111
The number or thickness of spacer shims between face and adjustment element 130, the adjustable active force for being pressed down against actuator 142,
It is pressed down against the active force of the right end of lever 141 so as to adjust actuator 142, so that actuator 142 is reached preferable movement initial
State, the moving displacement of executing agency are then realized by the different displacements that actuator 142 generates under different voltages.In addition, base
The controller installation cavity 114 for installing controller 143 can be set in body 110.
Execution system 100 according to an embodiment of the present invention as a result, passes through lever 141, actuator 142 and adjustment element
130 cooperation can be conveniently adjusted the activity displacement of moving element 120, adjust fluid micro injection apparatus to reach
Fluid injection effect purpose, structure is simple, easy to operate, and by the thickness of control spacer shims, can be more accurate
Adjust the activity displacement of moving element 120.
As shown in Figure 1, executing agency further includes jacking block 144 on actuator in certain specific embodiments of the invention
With jacking block 145 under actuator, jacking block 144 is located between adjustment element 130 and the upper end of actuator 142 on actuator, actuator
Lower jacking block 145 is located between the lower end of actuator 142 and the second end of lever 141, under lever 141 and actuator jacking block 145 and
Matrix 110 is flexibly connected.
That is, the upper and lower ends of actuator 142 are respectively equipped with ejecting block to avoid actuator 142 directly and lever
141 or matrix 110 contact, wherein the upper end of actuator 142 be equipped with actuator on jacking block 144, the lower end of actuator 142 is equipped with
Jacking block 145 under actuator, actuator 142 only support adjustment element 130 by jacking block 144 on actuator, and actuator 142 passes through actuating
Jacking block 145 only supports lever 141 under device.And it is flexibly connected between jacking block 145 and lever 141 and matrix 110 under actuator, it can be with
The abrasion with jacking block 145 under actuator for reducing lever 141, extends execution system whole service life.
According to one embodiment of present invention, pass through hinge between jacking block 145 and matrix 110 under lever 141 and actuator
Connection.In other specific embodiments of the invention, jacking block 145 is integrally formed under lever 141 and actuator.Lead to as a result,
Crossing the connection that different modes realizes jacking block 145 under lever 141 and matrix 110 and actuator can under the premise of reducing abrasion
To realize the assembly diversity of execution system.
In certain specific embodiments of the invention, divide between jacking block 145 and matrix 110 under lever 141 and actuator
Not Tong Guo connecting column 146 be connected, the two sides of connecting column 146 are respectively formed as towards opposite arc-shaped.
Specifically, as depicted in figs. 1 and 2, in this application, the upper and lower surfaces of the right end of lever 141 are led to respectively
It crosses connecting column 146 to be connected with jacking block 145 under actuator and matrix 110, and the two sides of connecting column 146 are respectively formed as arc
Face, the opening of the arcwall face of 146 two sides of connecting column is towards opposite to each other.As a result, in the case where guaranteeing lever 141 and matrix 110 and actuator
On the basis of the connection structure stability of jacking block 145, the flexibility of lever 141 can be improved, guarantee its deformation performance.
According to one embodiment of present invention, the lower surface of adjustment element 130 is formed as upwardly recessed arcwall face, actuating
The upper surface of jacking block 144 is formed as the arcwall face projected upwards on device, and the radius of the upper surface of jacking block 144, which is less than, on actuator adjusts
The radius of the lower surface of whole element 130.
As shown in Figure 1, in this application, the surface that adjustment element 130 cooperates with jacking block 144 on actuator is respectively formed as
Arcwall face, and the crowning radius of the upper surface of jacking block 144 is less than the concave of adjustment element 130 on actuator, thus may be used
Point contact is formed, convenient for the adjust automatically of 142 spatial position of actuator.
Optionally, in certain specific embodiments of the invention, it is convex that the lower surface of the first end of lever 141 is equipped with second
1413 are played, the section of the second protrusion 1413 is formed as arc-shaped and only to the upper surface of moving element 120.
Specifically, as depicted in figs. 1 and 2, the lower surface of the left end of lever 141 is equipped with the second protrusion 1413, the second protrusion
1413 only to the upper surface of moving element 120, and arc-shaped bulge-structure advantageously forms line contact, reduces friction effects.
Wherein, lever 141 is high rigidity structure, guarantees each contact surface during long-term work, deformation occurs shadow
Ring the transmitting of displacement, impact force.
According to one embodiment of present invention, the execution system 100 of fluid micro injection apparatus further includes guide holder 150,
Guide holder 150 is located in location hole 112, be equipped in guide holder 150 along its axially through pilot hole 151,120 edge of moving element
The axial direction of pilot hole 151 is movably located on guide holder 150.Thus, it is possible to guarantee the activity trajectory of moving element 120, mention
Its high operation stability.
Optionally, as shown in figure 4, moving element 120 includes cylindrical shaft 121 and upper end platform 123.Wherein, cylindrical shaft 121
It is axially movably located in pilot hole 151 along it, the lower end of cylindrical shaft 121 is formed as bulb 122, and upper end platform 123 is located at
The upper end of cylindrical shaft 121, the size of upper end platform 123 are greater than the radius of cylindrical shaft 121, upper end platform 123 and guide holder 150 it
Between be equipped with the first elastic element 160.
Cylindrical shaft 121 is vertical with upper end platform 123, while cooperating with pilot hole 151, makes moving element 120 along pilot hole
151 move up and down, and the nozzle-axis of bulb 122 and flow channel component is coaxial and close contact, and fluid is allow to be sealed in each runner group
In part.
It is right in lever 141 as a result, by the way that the first elastic element 160 is arranged between moving element 120 and guide holder 150
After the active force of moving element 120 disappears, moving element 120 can act on next time in the restoring force of the first elastic element 160
Again to initial position, switch and adjusting, use and more convenient operation to flow channel component are realized.
In certain specific embodiments of the invention, guide holder 150 includes positioning convex platform 152 and upper convex cylindrical 153,
In, positioning convex platform 152 is detachably arranged in location hole 112, such as can be threaded connection, when positioning convex platform 152 and matrix
After 110 location hole 112 is tightened, the bottom surface of positioning convex platform 152 is concordant with the bottom surface of matrix 110,150 axis of guide holder and fixed
Position hole 112 is coaxial and perpendicular to the bottom surface of matrix 110.
Upper convex cylindrical 153 is located at 152 top of positioning convex platform and is coaxially disposed with positioning convex platform 152, the diameter of upper convex cylindrical 153
It is less than the radial dimension of positioning convex platform 142 to size, pilot hole 151 penetrates through upper convex cylindrical 153 and positioning convex platform 152, the first bullet
Property element 160 be formed as being set in convex cylindrical 153 and both ends respectively only to positioning convex platform 152 and upper end platform 123 bullet
Spring.Guide holder 150 Yu the spring cooperation of the structure as a result, it is ensured that spring assembly is stablized, while upper end platform 123 is by the
The opposite force of one elastic element 60 is transmitted on matrix 110, guarantees that force value is stablized.
In addition, installation notch 1521 can also be arranged on positioning convex platform 152, to facilitate the interior scarf of positioning convex platform 152
It closes, convenient for the installation and removal of guide holder 150 and matrix 110.
According to one embodiment of present invention, one end that location hole 112 is connected to executing agency installation cavity 111 is equipped with radial
Size is greater than the radial dimension of positioning groove 1121 of location hole 112, and execution system 100 further includes positioning seat 170 and the second bullet
Property element 180.
Specifically, positioning seat 170 is located in positioning groove 1121, and guide holder 150 passes axially through positioning seat 170, and second
Elastic element 180 is located between positioning seat 170 and the first end of lever 141.Optionally, the second elastic element 180 is formed as bullet
The lower surface to the upper surface of positioning seat 170 and the first end of lever 141 is stopped at spring, the both ends of the second elastic element 180 respectively.
That is, being additionally provided with positioning seat 170 in location hole 112, positioning seat 170 is fixed on the positioning of positioning seat 112
In groove 1121, the second elastic element 180, the second elastic element 180 are equipped between positioning seat 170 and the left end of lever 141
The spring being set in outside the first elastic element 160.
The upper surface of second elastic element 180 is vertical with 180 axis of the second elastic element, and with 141 left end bottom of lever
Be in close contact, convenient for act on lever 141 power transmitting, so that lever 141 is reached corresponding position, the second elastic element in time
180 lower end surface is vertical with 180 axis of the second elastic element, and is in close contact with positioning seat 170, and opposite force is passed through positioning seat
170 are transmitted on matrix 110, guarantee that force value is stablized, counterbore cooperates on 180 outer diameter of the second elastic element and positioning seat 170, just
Stablize in guarantee 180 position of the second elastic element.
As shown in fig. 7, according to one embodiment of present invention, the outer profile of positioning seat 170 is generally formed into rectangular, positioning
The periphery of the upper surface of seat 170 is equipped with multiple protruding portions 171 along its circumferentially spaced arrangement, the interior table of each protruding portion 171
Face is respectively formed as arcwall face corresponding with the outer contour shape of the second elastic element 180.The inner surface of protruding portion 171 is formed
Arcwall face with the major diameter fit of the second elastic element 180, can guarantee that the position of the second elastic element 180 is stablized, protruding portion
171 structure can limit the position of the second elastic element 180, improve its structural stability.
The assembling process of the execution system 100 of fluid micro injection apparatus according to an embodiment of the present invention is detailed below
And assembly features.
Firstly, by being fitted into the positioning groove 1121 of matrix 110 after positioning seat 170 and the assembling of the second elastic element 180, it is fixed
Position 170 bottom surface of seat is bonded with 1121 bottom surface of positioning groove, and the left end of lever 141 is bonded with the upper surface of the second elastic element 180,
Lower plane is bonded with the boss face of lug bosses at end part 1461.
Then jacking block 145 under jacking block 144, actuator 142, actuator on adjustment element 130, actuator is filled in sequence
Enter in matrix 110, the side elevation of adjustment element 130 and the side elevation of matrix 110 cooperate, the recess of jacking block 145 under actuator
1451 cooperate with the first raised 1412 of 141 right end of lever.Moving element 120, the first elastic element 160, guide holder 150 are filled
With together, then pass through being threaded into location hole 112 on guide holder 150.Thus fluid micro injection apparatus can be realized
Execution system 100 assembly, the cooperation of each device into intimate, in addition to the swing freedom degree of lever 141, other freedom degrees are limited
It is made as zero.
The assembly features of each component of execution system 100 of fluid micro injection apparatus are as follows:
Jacking block 145 needs close fit under jacking block 144, actuator on actuator 142 and actuator, and bonding side can be used
Formula.It in bonding, needs to carry out to calibrate the position of three parts using gauge block, guarantees the centre of sphere of jacking block 144 on actuator in piezoelectricity
On the axis of actuator 142, the axis phase of the concave surface axis of the recess 1451 of jacking block 145 and piezoelectric actuator 142 under actuator
It hands over and vertical.
In assembly, lever 141 can be moved downward by assembly tooling, compress the second elastic element 180, make lever
141 right end convex surface positions reduce, convenient for be packed on bonding actuator under jacking block 144, actuator jacking block 145 it is piezoelectric actuated
Device 142；Before being packed into piezoelectric actuator 142, need for adjustment element 130 to be packed into the adjustment of 100 matrix 110 of execution system
In groove, then the arc convex of jacking block 144 on actuator is fitted into the arc-shaped concave of adjustment element 130, then by actuator
The recess 1451 of lower jacking block 145 and the first protrusion 1412 of lever 141 are assembled.
In the plane of adjustment element 130 and the adjustment groove of matrix 110 between plane, certain thickness gap is added
Piece makes 180 acting in opposition of the second elastic element act on lever in the active force and piezoelectric actuator 142 of 141 left end of lever
The active force of 141 right ends reaches balance, applies pretightning force to piezoelectric actuator 142 and guarantees that lever 141 at this time reaches horizontal
State.
First elastic element 160 is inserted in convex cylindrical 153 on guide holder 150, then by moving element 120 from the first elastic element
Centre is packed into the pilot hole 151 of guide holder 150, then guide holder 150 is screwed in the location hole 112 for executing system-forming matrix 110
In, match the positioning convex platform 152 of guide holder 150 with the location hole 112 for executing system-forming matrix 110 and merge fastening, while guaranteeing to live
Plane fits together completely with 141 left end convex surface of lever on dynamic element 120, passes piezoelectric actuator 142 by lever 141
The displacement passed and active force are sufficiently transmitted on moving element 120, keep 120 raising height of moving element, impact force controllable.
Fluid micro injection apparatus according to an embodiment of the present invention includes being sprayed to fill according to the fluid micro of above-described embodiment
The execution system 100 set, since the execution system 100 of the above-mentioned fact according to the present invention has above-mentioned technique effect, according to
The fluid micro injection apparatus of the embodiment of the present invention also has corresponding technical effect, it can effectively adjusts fluid injection effect
Fruit.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (13)
1. a kind of execution system of fluid micro injection apparatus characterized by comprising
Matrix, executing agency's installation cavity is defined in described matrix, and described matrix is equipped with and leads with executing agency's installation cavity
Logical location hole；
Moving element, the moving element are movably located at the positioning hole；
Executing agency, the executing agency are movably located in executing agency's installation cavity, the executing agency with it is described
Moving element is connected to control the moving element activity；
Adjustment element, the adjustment element are located in executing agency's installation cavity and are connected with the executing agency to limit
State the lateral displacement of executing agency；
Multiple spacer shims, multiple spacer shims are located between the inner wall and the adjustment element of executing agency's installation cavity
To adjust the pretightning force of the executing agency；
The executing agency includes:
Lever, the lever is located in executing agency's installation cavity and the both ends of the lever are movable, and the of the lever
One end is connected to control the moving element activity with the moving element；
Actuator, the actuator are telescopically located in executing agency's installation cavity, the actuator and the lever
Second end is connected to control the lever activity, and the adjustment element is connected to limit the cross of the actuator with the actuator
To displacement, the spacer shims are located between the inner wall and the adjustment element of executing agency's installation cavity to adjust the cause
The pretightning force of dynamic device；
Controller, the controller are connected flexible to control the actuator with the actuator；
Jacking block on actuator, jacking block is located between the adjustment element and the upper end of the actuator on the actuator；
Jacking block under actuator, jacking block is located between the lower end of the actuator and the second end of the lever under the actuator,
Jacking block and described matrix are flexibly connected under the lever and the actuator.
2. the execution system of fluid micro injection apparatus according to claim 1, which is characterized in that the lever with it is described
It is connected respectively by hinge between jacking block and described matrix under actuator.
3. the execution system of fluid micro injection apparatus according to claim 1, which is characterized in that the lever with it is described
Jacking block is integrally formed under actuator.
4. the execution system of fluid micro injection apparatus according to claim 3, which is characterized in that the lever with it is described
It is connected respectively by connecting column between jacking block and described matrix under actuator, shape is distinguished in the section of the two side walls of the connecting column
As towards opposite arc-shaped.
5. the execution system of fluid micro injection apparatus according to claim 1, which is characterized in that the adjustment element
Lower surface is formed as upwardly recessed arcwall face, and the upper surface of jacking block is formed as the arcwall face projected upwards on the actuator,
The radius of the upper surface of jacking block is less than the radius of the lower surface of the adjustment element on the actuator.
6. the execution system of fluid micro injection apparatus according to claim 1, which is characterized in that the first of the lever
The lower surface at end is equipped with protrusion, and the section of the protrusion is formed as arc-shaped and only to the upper surface of the moving element.
7. the execution system of fluid micro injection apparatus according to claim 1, which is characterized in that further include: guide holder,
The guide holder is located at the positioning hole, be equipped in the guide holder along its axially through pilot hole, the moving element
Axial direction along the pilot hole is movably located on the guide holder.
8. the execution system of fluid micro injection apparatus according to claim 7, which is characterized in that the moving element packet
It includes:
Cylindrical shaft, the cylindrical shaft are axially movably located in the pilot hole along it, and the lower end of the cylindrical shaft is formed as
Bulb；
Upper end platform, the upper end platform are located at the upper end of the cylindrical shaft, and the size of the upper end platform is greater than the cylinder
The radius of axis is equipped with the first elastic element between the upper end platform and the guide holder.
9. the execution system of fluid micro injection apparatus according to claim 8, which is characterized in that the guide holder packet
It includes:
Positioning convex platform, the positioning convex platform are detachably arranged in the positioning hole；
Upper convex cylindrical, the upper convex cylindrical be located at the positioning convex platform top and with the positioning convex platform be coaxially disposed, it is described on
The radial dimension of convex cylindrical is less than the radial dimension of the positioning convex platform, and the pilot hole penetrates through the upper convex cylindrical and described fixed
Position boss, first elastic element be formed as being set in the upper convex cylindrical and both ends respectively only support the positioning convex platform and
The spring of the upper end platform.
10. the execution system of fluid micro injection apparatus according to claim 7, which is characterized in that the location hole with
One end of executing agency's installation cavity connection is equipped with the radial dimension of positioning groove that radial dimension is greater than the location hole, institute
State execution system further include:
Positioning seat, the positioning seat are located in the positioning groove, and the guide holder passes axially through the positioning seat；
Second elastic element, second elastic element are located between the positioning seat and the first end of the lever.
11. the execution system of fluid micro injection apparatus according to claim 10, which is characterized in that second elasticity
Element is formed as spring, the both ends of second elastic element only the of the upper surface to the positioning seat and the lever respectively
The lower surface of one end.
12. the execution system of fluid micro injection apparatus according to claim 11, which is characterized in that the positioning seat
Outer profile is generally formed into rectangular, and the periphery of the upper surface of the positioning seat is equipped with multiple protrusions along its circumferentially spaced arrangement
Portion, the inner surface of each protruding portion are respectively formed as arc corresponding with the outer contour shape of second elastic element
Face.
13. a kind of fluid micro injection apparatus, which is characterized in that including fluid micro of any of claims 1-12
The execution system of injection apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710319029.XA CN107214015B (en) | 2017-05-08 | 2017-05-08 | Fluid micro injection apparatus and its execution system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710319029.XA CN107214015B (en) | 2017-05-08 | 2017-05-08 | Fluid micro injection apparatus and its execution system |
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| CN107214015B true CN107214015B (en) | 2019-06-04 |
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| CN203264955U (en) * | 2013-05-07 | 2013-11-06 | 厦门理工学院 | Piezoelectric mirco spray device |
| KR101516082B1 (en) * | 2013-10-01 | 2015-05-04 | 이구환 | Tappet of dispenser for high accuracy jet |
| TWI572411B (en) * | 2014-04-01 | 2017-03-01 | All Ring Tech Co Ltd | Liquid material extrusion method and device |
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