CN107138300A - Fluid micro injection apparatus - Google Patents

Fluid micro injection apparatus Download PDF

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Publication number
CN107138300A
CN107138300A CN201710318650.4A CN201710318650A CN107138300A CN 107138300 A CN107138300 A CN 107138300A CN 201710318650 A CN201710318650 A CN 201710318650A CN 107138300 A CN107138300 A CN 107138300A
Authority
CN
China
Prior art keywords
fluid
injection apparatus
micro injection
executing agency
actuator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710318650.4A
Other languages
Chinese (zh)
Other versions
CN107138300B (en
Inventor
闵继江
孙培
冒洋洋
郜福亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Mingseal Robotic Technology Co Ltd
Original Assignee
Changzhou Mingseal Robotic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Mingseal Robotic Technology Co Ltd filed Critical Changzhou Mingseal Robotic Technology Co Ltd
Priority to CN201710318650.4A priority Critical patent/CN107138300B/en
Publication of CN107138300A publication Critical patent/CN107138300A/en
Priority to PCT/CN2018/073593 priority patent/WO2018205681A1/en
Priority to US16/612,037 priority patent/US11478805B2/en
Priority to KR1020197017368A priority patent/KR102282239B1/en
Application granted granted Critical
Publication of CN107138300B publication Critical patent/CN107138300B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area

Landscapes

  • Nozzles (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a kind of fluid micro injection apparatus, including：Execution system, execution system includes：Define executing agency's installation cavity in matrix, matrix, matrix is provided with the positioning hole with executing agency installation cavity conducting；Moving element, moving element is movably located in positioning hole；Executing agency, executing agency is 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 is located in executing agency's installation cavity and is connected to adjust the operating position of executing agency with executing agency；Multiple spacer shims, multiple spacer shims are located between the internal face of executing agency's installation cavity and adjustment element to adjust the pretightning force of executing agency；Flow channel component, flow channel component is connected with execution system, and flow channel component includes：Fluid seat, matrix is located on fluid seat；Nozzle；Fluid supply joint, fluid supply joint and flow passage to nozzle by runner and fluid cavity to provide fluid.

Description

Fluid micro injection apparatus
Technical field
The present invention relates to a kind of fluid micro injection apparatus.
Background technology
Existing fluid micro injection apparatus, lever actuated closing element two is passed through using flexure hinge mechanism or operating element Secondary motion, realizes that fluid micro sprays.Secondary motion causes abrasion to closing element two ends, and replacement frequency increases, safeguarded into This increase；Closing element raising height can not be adjusted or degree of regulation is not high, and impact needed for causing fluid injection is unadjustable Or regulation is inaccurate, fluid injection effect is caused to be unsatisfactory for requirement；Related accessory installing/dismounting is cumbersome, causes efficiency of assembling low, Maintenance is changed inconvenient.And the fluid course of existing fluid micro injection apparatus has closure runner, clean cumbersome, correlation is matched somebody with somebody Part installing/dismounting is cumbersome, causes efficiency of assembling low, there is installation, dismounting, cleaning inconvenience, when maintenance cost height, assembly fee Problem.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.
Therefore, the present invention proposes a kind of fluid micro injection apparatus, the fluid micro injection apparatus precision is easy to adjust, just In cleaning.
Fluid micro injection apparatus according to embodiments of the present invention, including：Execution system, the execution system includes：Base Executing agency's installation cavity is defined in body, described matrix, described matrix is provided with and determining that executing agency's installation cavity is turned on Position hole；Moving element, the moving element is movably located in the positioning hole；Executing agency, the executing agency can live It is located at dynamicly in executing agency's installation cavity, the executing agency is connected to control the moving element with the moving element Activity；Adjustment element, the adjustment element is located in executing agency's installation cavity and with the executing agency is connected to adjust The operating position of the executing agency；Multiple spacer shims, multiple spacer shims are located at the inwall of executing agency's installation cavity To adjust the pretightning force of the executing agency between face and the adjustment element；Flow channel component, the flow channel component is held with described Row system is connected, and the flow channel component includes：Fluid cavity is defined in fluid seat, the fluid seat and is connected with the fluid cavity Runner, described matrix is located on fluid seat；Nozzle, the nozzle is located at the fluid seat above and connected with the fluid cavity Logical, the moving element is movably through the fluid cavity to open and close the nozzle；Fluid supply joint, the stream Body is fed joint with the flow passage to provide fluid to the nozzle by the runner and the fluid cavity.
Fluid micro injection apparatus according to embodiments of the present invention, by set with executing agency coordinate adjustment element and Multiple spacer shims, adjust the number or thickness of spacer shims, can be with the pretightning force of adjustment actuating mechanism, so as to adjust fluid micro spray The fluid injection effect of injection device, movable member is passed through by the nozzle limited in fluid seat on fluid cavity and runner, fluid cavity Part is opened and closed, and fluid supply joint is connected by runner with fluid cavity, and the flow channel component is simple in construction, dismounting, cleaning side Just, maintenance cost is low.
According to one embodiment of present invention, the executing agency includes：Lever, the lever is located at the executing agency In installation cavity and the lever two ends it is movable, the first end of the lever is connected to control the work with the moving element Dynamic element activity；Actuator, the actuator is telescopically located in executing agency's installation cavity, the actuator with it is described Second end of lever is connected to adjust the operating position of the actuator, and the spacer shims are located at executing agency's installation cavity To adjust the pretightning force of the actuator between internal face and the adjustment element；Controller, the controller and the actuating Device is connected to control the actuator to stretch.
According to one embodiment of present invention, the executing agency also includes：Bearing pin is swung, the swing bearing pin is located at institute State in executing agency's installation cavity, the axis for swinging bearing pin is vertical with the axis of the actuator and wrong in the horizontal direction Open, the second end of the lever is connected to pivot around the swing bearing pin with the swing bearing pin.
According to one embodiment of present invention, the swing bearing pin is formed as column, and described matrix, which is provided with, to be suitable to install The locating slot for swinging bearing pin, the cooperation that the lower surface at the second end of the lever is provided with the swing bearing pin cooperation is recessed Face, the swing bearing pin is located between the locating slot and the cooperation concave surface.
According to one embodiment of present invention, the section of the locating slot is formed as the radius of circular arc and the locating slot Equal to the radius of the swing bearing pin, the section of the cooperation concave surface is formed as circular arc and the radius of the cooperation concave surface is more than The radius for swinging bearing pin.
According to one embodiment of present invention, described one end for swinging bearing pin is provided with lug bosses at end part, and the lug bosses at end part stops To the bottom surface at the second end of the lever to limit the setting height(from bottom) of the lever.
According to one embodiment of present invention, the adjustment element is located at the upper end of the actuator and the adjustment element Provided with jacking block on actuator between the upper end of the actuator, between the lower end of the actuator and the second end of the lever Provided with jacking block under actuator, jacking block stops the second end to the lower end of the actuator and the lever under the actuator.
According to one embodiment of present invention, the lower surface of the adjustment element is formed as upwardly recessed arcwall face, institute State jacking block on actuator upper surface be formed as the upper surface of jacking block on the arcwall face projected upwards, the actuator radius it is small In the radius of the lower surface of the adjustment element.
According to one embodiment of present invention, the upper surface at the second end of the lever is raised provided with first, and described first The lower surface that raised section is formed as jacking block under circular arc, the actuator is provided with recess, and the section of the recess is formed as The radius of circular arc and first projection is less than the radius of the recess.
According to one embodiment of present invention, the lower surface of the first end of the lever is raised provided with second, and described second Raised section is formed as circular arc and only to the upper surface of the moving element.
According to one embodiment of present invention, the execution system includes：Guide holder, the guide holder is located at the positioning Be provided with hole, in the guide holder along its axially through pilot hole, axial direction of the moving element along the pilot hole can live It is located at dynamicly on the guide holder.
According to one embodiment of present invention, the moving element includes：Cylinder axis, the cylinder axis can live along its axial direction It is located at dynamicly in the pilot hole, the lower end of the cylinder axis is formed as bulb；Upper end platform, the upper end platform is located at described The upper end of cylinder axis, the size of the upper end platform is more than the radius of the cylinder axis, the upper end platform and the guide holder Between be provided with the first flexible member.
According to one embodiment of present invention, the guide holder includes：Positioning boss, the positioning boss is removably set In the positioning hole；Upper convex cylindrical, the upper convex cylindrical is located at the positioning boss top and coaxial with the positioning boss Set, radial dimension of the radial dimension less than the positioning boss of the upper convex cylindrical, it is convex described in the pilot hole insertion Cylinder and the positioning boss, first flexible member are formed as being set in the upper convex cylindrical and two ends and only support institute respectively State the spring of positioning boss and the upper end platform.
According to one embodiment of present invention, one end that the positioning hole is connected with executing agency's installation cavity is provided with footpath It is more than the radial dimension of detent of the positioning hole to size, the execution system also includes：Positioning seat, the positioning seat It is located in the detent, the guide holder passes axially through the positioning seat；Second flexible member, the second elasticity member Part is located between the first end of the positioning seat and the lever.
According to one embodiment of present invention, second flexible member is formed as spring, second flexible member Stop the lower surface to the upper surface of the positioning seat and the first end of the lever respectively in two ends.
According to one embodiment of present invention, the outline of the positioning seat be generally formed into it is square, the positioning seat The periphery of upper surface is provided with multiple along its circumferentially-spaced protuberance for opening arrangement, and the inner surface of each protuberance is formed respectively For the arcwall face corresponding with the outer contour shape of second flexible member.
According to one embodiment of present invention, the flow channel component also includes：Define and lead in adapter, the adapter Circulation road, the adapter is connected and the flow-guiding channel and the flow passage with fluid seat, and the fluid supply connects Head is located on the adapter and connected with the flow-guiding channel.
According to one embodiment of present invention, divide between the adapter and the fluid supply joint and the fluid seat She You not sealing ring.
According to one embodiment of present invention, it is connected between the adapter and fluid seat by screw.
According to one embodiment of present invention, the fluid seat is provided with the first dress that extension is tilted relative to horizontal direction With inclined-plane, the adapter is provided with the second assembling inclined-plane coordinated with the described first assembling inclined-plane, and the screw passes through described Adapter and fluid seat assemble inclined-plane to compress the first assembling inclined-plane and described second.
According to one embodiment of present invention, the first assembling inclined-plane is provided with detent, and second assembling is oblique Face is provided with the positioning boss corresponding with the detent structure, and the positioning boss is plugged in the detent.
According to one embodiment of present invention, the opening of the detent is the bottom surface edge of acute angle and the detent Horizontal direction extends.
According to one embodiment of present invention, the runner is tilted relative to horizontal direction and extended, the flow-guiding channel phase For vertical direction extension, the lower end of the runner is connected with the fluid cavity, the upper end of the runner and the flow-guiding channel Lower end connection.
According to one embodiment of present invention, the flow channel component also includes：Fluid cavity seal, the fluid cavity sealing Part is located in the fluid cavity and closes the upper end of the fluid cavity, the fluid cavity seal positioned at the fluid cavity upper end Provided with along its axially through endoporus, the moving element stretched into the fluid cavity through the endoporus.
According to one embodiment of present invention, the upper end of the fluid cavity is formed as step-like, the fluid cavity seal Including：Outside cylinder, the shape of the outside cylinder is corresponding with the upper end shape of the fluid cavity to coordinate in the fluid cavity Upper end；Interior cylinder, the radial dimension of the interior cylinder is less than the radial dimension of the outside cylinder, and the interior cylinder is located at described outer Be connected in cylinder and with outside cylinder elasticity, in the interior cylinder provided with along its axially through the endoporus.
According to one embodiment of present invention, the interior cylinder is connected with the outside cylinder by the way that hollow is curved.
According to one embodiment of present invention, the flow channel component also includes：Seal receptacle, the seal receptacle is located at the stream In housing be located between the fluid cavity seal and the nozzle, the seal receptacle be provided with along its axially through guiding lead to Road, the nozzle is connected with the seal receptacle and connected with the guide channel, and the moving element passes through the guide channel And it is movable to open and close the nozzle along the axial direction of the guide channel.
According to one embodiment of present invention, the section of the guide channel is formed as flower pattern section.
According to one embodiment of present invention, the bottom of the seal receptacle be provided with positioning step, the nozzle be provided with The corresponding positioning convex of the positioning step, the positioning convex is embedded in the positioning step.
According to one embodiment of present invention, the injection channel of up/down perforation is defined in the nozzle, the injection is led to The upper end in road is formed as the taper surface with the lower surface cooperation of the moving element.
According to one embodiment of present invention, the lower end of the injection channel is provided with fine holes.
According to one embodiment of present invention, the lower end of the nozzle is provided with cone boss, and the fine holes are located at described In cone boss.
According to one embodiment of present invention, the flow channel component also includes：Swivel nut, the nozzle and the seal receptacle lead to The swivel nut is crossed on fluid seat.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined Substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of fluid micro injection apparatus according to embodiments of the present invention；
Fig. 2 is the structural representation of the execution system of fluid micro injection apparatus according to embodiments of the present invention；
Fig. 3 is the structural representation of the matrix of the execution system of fluid micro injection apparatus according to embodiments of the present invention；
Fig. 4 is the structural representation of the lever of the execution system of fluid micro injection apparatus according to embodiments of the present invention；
Fig. 5 is the structural representation of the swing bearing pin of the execution system of fluid micro injection apparatus according to embodiments of the present invention Figure；
Fig. 6 is the structural representation of the moving element of the execution system of fluid micro injection apparatus according to embodiments of the present invention Figure；
Fig. 7 is the structural representation of the guide holder of the execution system of fluid micro injection apparatus according to embodiments of the present invention Figure；
Fig. 8 is the structure of jacking block on the actuator of the execution system of fluid micro injection apparatus according to embodiments of the present invention Schematic diagram；
Fig. 9 be the execution system of fluid micro injection apparatus according to embodiments of the present invention actuator under jacking block structure Schematic diagram；
Figure 10 is that the structure of the adjustment element of the execution system of fluid micro injection apparatus according to embodiments of the present invention is shown It is intended to；
Figure 11 is the structural representation of the positioning seat of the execution system of fluid micro injection apparatus according to embodiments of the present invention Figure；
Figure 12 is the structural representation of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 13 is the structural representation of the fluid seat of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention Figure；
Figure 14 is the sectional view of the fluid seat of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 15 is the structural representation of the adapter of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention Figure；
Figure 16 is the sectional view of the adapter of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 17 is the knot of the fluid cavity seal of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention Structure schematic diagram；
Figure 18 is cuing open for the fluid cavity seal of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention View；
Figure 19 is the structural representation of the seal receptacle of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention Figure；
Figure 20 is the sectional view of the seal receptacle of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 21 is the sectional view of the nozzle of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 22 is the structural representation of the swivel nut of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 23 is the sectional view of the swivel nut of the flow channel component of fluid micro injection apparatus according to embodiments of the present invention；
Figure 24 is the partial structural diagram of fluid micro injection apparatus according to an embodiment of the invention；
Figure 25 is the structural representation of the fluid micro injection apparatus according to another embodiment of the invention；
Figure 26 is the structural representation of fluid micro injection apparatus in accordance with another embodiment of the present invention；
Figure 27 is the structural representation of the fluid micro injection apparatus according to further embodiment of the present invention；
Figure 28 is the structural representation of the cover plate of fluid micro injection apparatus according to embodiments of the present invention
Reference：
Fluid micro injection apparatus 300；
Execution system 100；
Matrix 110；Executing agency's installation cavity 111；Positioning hole 112；Detent 1121；Locating slot 113；Controller is installed Chamber 114；
Moving element 120；Cylinder axis 121；Bulb 122；Upper end platform 123；
Adjustment element 130；
Lever 141；Coordinate concave surface 1411；First projection 1412；Second projection 1413；
Actuator 142；Controller 143；Jacking block 144 on actuator；Jacking block 145 under actuator；Recess 1451；Swing bearing pin 146；Lug bosses at end part 1461；
Guide holder 150；Pilot hole 151；Positioning boss 152；Installation notch 1521；Upper convex cylindrical 153；
First flexible member 160；
Positioning seat 170；Protuberance 171；
Second flexible member 180；
Flow channel component 200；
Fluid seat 210；Fluid cavity 211；Runner 212；First assembling inclined-plane 213；Detent 214；
Nozzle 220；Positioning convex 221；Injection channel 222；Cone boss 223；
Fluid cavity is fed joint 230；
Adapter 240；Flow-guiding channel 241；Second assembling inclined-plane 242；Positioning boss 243；U-shaped opening 244；
Fluid cavity seal 250；Endoporus 251；Outside cylinder 252；Interior cylinder 253；Hollow curved 254；
Seal receptacle 260；Guide channel 261；Positioning step 262；
Swivel nut 270；Internal thread 271；Interior mounting plane 272；Flower pattern breach 273；
Sealing ring 280；Screw 281；
Displacement transducer 310；Controller 320；Temperature sensor 330；
Cover plate 340；Counterbore 341 is installed；Protective trough 342；
First joint 350；Second joint 360；Protect pad 370.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, limit Surely there is " first ", one or more this feature can be expressed or be implicitly included to the feature of " second ".The present invention's In description, unless otherwise indicated, " multiple " are meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in invention.
Fluid micro injection apparatus 300 according to embodiments of the present invention is described below with reference to Fig. 1-Figure 28.
First, as shown in figure 1, fluid micro injection apparatus 300 according to embodiments of the present invention includes the He of execution system 100 Flow channel component 200, wherein, as shown in Figures 2 to 11, execution system 100 include matrix 110, moving element 120, executing agency, Adjustment element 130 and multiple spacer shims, as shown in Figure 12 to Figure 23, flow channel component 200 includes fluid seat 210, nozzle 220 and stream Body cavity is fed joint 230.
Specifically, executing agency's installation cavity 111 is defined in matrix 110, matrix 110 is provided with and executing agency's installation cavity The positioning hole 112 of 111 conductings, moving element 120 is movably located in positioning hole 112, and executing agency is movably located at and held In row mechanism installation cavity 111, executing agency is connected to control the activity of moving element 120, adjustment element 130 with moving element 120 It is located in executing agency's installation cavity 111 and is connected with executing agency with the operating position of adjustment actuating mechanism, multiple spacer shims is set To adjust the pretightning force of executing agency between the internal face and adjustment element 130 of executing agency's installation cavity 111.
Fluid cavity 211 and the runner 212 connected with fluid cavity 211 are defined in fluid seat 210, nozzle 220 is located at fluid Connect on seat 210 and with fluid cavity 211, the moving element of fluid micro injection apparatus is movably through fluid cavity 211 to beat Open and close nozzle 220, fluid cavity feed joint 230 connected with runner 212 with by runner 212 and fluid cavity 211 to nozzle 220 provide fluid.
Wherein, the matrix 110 of execution system 100 can be connected by bolt with the fluid seat 210 of flow channel component 200, It can be connected by way of rotary clamping, by the step fluid cavity 211 and execution system 100 of fluid seat 210 in flow channel component 200 In the positioning boss 152 of guide holder 150 be engaged, then along the axis eddy channel component 200 of positioning boss 152, make runner The rotation of component 200 is fitted into valve body bayonet socket, and completes positioning by detent ball screw.
Thus, fluid micro injection apparatus 300 according to embodiments of the present invention, by setting the tune coordinated with executing agency Whole element 130 and multiple spacer shims, adjust the number or thickness of spacer shims, can be with the pretightning force of adjustment actuating mechanism, so as to adjust The fluid injection effect of fluid micro injection apparatus is saved, by limiting fluid cavity 211 and runner 212, fluid in fluid seat 210 Nozzle 220 on chamber 211 is opened and closed by moving element 120, and fluid supply joint 230 passes through runner 212 and fluid cavity 211 connections, the flow channel component is simple in construction, dismounting, easy to clean, and maintenance cost is low.
Fluid micro injection apparatus 300 according to embodiments of the present invention is specifically described with reference to accompanying drawing 2 to Figure 11 first below Execution system 100.
As shown in figure 3, matrix 110 is provided with executing agency's installation cavity 111 and positioning hole 112, executing agency is arranged on and held In row mechanism installation cavity 111, moving element 120 is located in positioning hole 112 and coordinates to be driven by executing agency with executing agency Dynamic, adjustment element 130 is also provided in executing agency's installation cavity 111 and is connected with least a portion of executing agency to be held with adjusting Multiple spacer shims are provided between the internal face of the operating position of row mechanism, adjustment element 130 and executing agency's installation cavity 111, The number or thickness of feeler can be adjusted, and so as to different degrees of extruding executing agency, by extruding executing agency, be made Executing agency reaches preferably motion original state, with the purpose for the fluid injection effect for reaching adjustment spraying system 100.
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 two ends of lever 141 are movable, lever 141 First end is connected with moving element 120 to control the activity of moving element 120, and actuator 142 is telescopically located at executing agency's peace It behave affectedly in 111, actuator 142 is connected with the second end of lever 141 with the activity of control lever 141, adjustment element 130 and actuator 142 are connected to adjust the actuated position of actuator, and spacer shims are located at the internal face and adjustment element of executing agency's installation cavity 111 To adjust the pretightning force of actuator 142 between 130, controller 143 is connected to control actuator 142 to stretch with actuator 142.
As shown in Fig. 2 the left end in figure is the first end of lever 141, the right-hand member in figure is the second end of lever 141, thick stick Bar 141 is rotatable around axis in the horizontal direction, and the left end of lever 141 is connected with the upper end of moving element 120 with living up and down Driving moving element 120 is movable along the vertical direction when dynamic.Actuator 142 is located at the right-hand member of lever 141 and along the vertical direction may be used Flexible, the lower end of actuator 142 is connected with the right-hand member of lever 141, and actuator 142 stretches to extrude or unclamp thick stick along the vertical direction The right-hand member of bar 141.Adjustment element 130 is connected with the upper end of actuator 142, by the inwall for adjusting executing agency's installation cavity 111 The number or thickness of spacer shims between face and adjustment element 130, can adjust the active force for being pressed down against actuator 142, So as to adjust the active force that actuator 142 is pressed down against the right-hand member of lever 141, actuator 142 is set to reach that preferably motion is initial State, the different displacements that the moving displacement of executing agency is then produced by actuator 142 under different voltages are realized.In addition, base The controller installation cavity 114 of controller 143 can be provided for installing in body 110.
Thus, execution system 100 according to embodiments of the present invention, passes through lever 141, actuator 142 and adjustment element 130 Cooperation, just can be conveniently adjusted the activity displacement of moving element 120, thus reach regulation fluid micro injection apparatus stream The purpose of body jeting effect, it is simple in construction, it is easy to operate, and by controlling the thickness of spacer shims, can more accurately adjust The activity displacement of moving element 120.
According to one embodiment of present invention, executing agency also includes：Bearing pin 146 is swung, bearing pin 146 is swung and is located at execution In mechanism installation cavity 111, the axis of swing bearing pin 146 is vertical with the axis of actuator 142 and staggers in the horizontal direction, lever 141 the second end is connected to be pivoted around swing bearing pin 146 with swinging bearing pin 146.
Further, swing bearing pin 146 and be formed as column, matrix 110, which is provided with, to be suitable to install the positioning for swinging bearing pin 146 Groove 113, the lower surface at the second end of lever 141 is provided with and swings the cooperation concave surface 1411 that bearing pin 146 coordinates, and swings bearing pin 146 It is located between locating slot 113 and cooperation concave surface 1411.
Specifically, as shown in Figures 2 and 3, matrix 110 is provided with locating slot 113, locating slot 113 provided with swing bearing pin 146, the lower surface of the right-hand member of lever 141 coordinates concave surface 1411 to coordinate with swinging bearing pin 146, lever provided with concave surface 1411 is coordinated 141 are pivotally arranged in executing agency's installation cavity 111 around the axis for swinging bearing pin 146.Wherein it should be noted that actuator 142 axis staggers in the horizontal direction with swinging the axis of bearing pin 146, and in the application, actuator 142 and lever 141 Contact point be located at contact point and lever 141 and the actuating of the left side for swinging bearing pin 146, i.e. lever 141 and moving element 120 The contact point of device 142 is located at the same side for swinging bearing pin 146.Thus, when actuator 142 stretches, its to lever 141 right-hand member Applying the activity displacement of the right-hand member of the lever 141 caused by active force can be amplified in the left end of lever 141, so as to pass through The displacement regulation of very little is carried out in the right-hand member of lever 141, it is possible to which the displacement of convenient regulation moving element 120, regulation is more convenient With it is accurate.
In certain specific embodiments of the invention, the section of locating slot 113 is formed as circular arc and locating slot 113 Radius is equal to the radius for swinging bearing pin 146, can be positioned at swing bearing pin 146 and is remained stationary as in locating slot 113, coordinates concave surface 1411 section is formed as circular arc and coordinates the radius of concave surface 1411 to be more than the radius for swinging bearing pin 146, is rotated beneficial to being formed Linear contact lay, reduces friction effects, it is ensured that the displacement of actuator 142 and power transmission.
Alternatively, according to one embodiment of present invention, the one end for swinging bearing pin 146 is provided with lug bosses at end part 1461, end Boss 1461 stops the bottom surface to the second end of lever 141 to limit the setting height(from bottom) of lever 141.Specifically, as shown in figure 4, pendulum One end of dynamic bearing pin 146 is provided with semicircular lug bosses at end part 1461, and lug bosses at end part 1461 stops the bottom surface of the right-hand member to lever 141, Setting height(from bottom) to lever 141 is limited, and is easy to assembling.
As shown in Fig. 2 in certain specific embodiments of the invention, adjustment element 130 is located at the upper end of actuator 142 And provided with jacking block 144, the lower end of actuator 142 and lever on actuator between the upper end of adjustment element 130 and actuator 142 Jacking block 145 under jacking block 145 under actuator, actuator is provided between 141 the second end to stop to the lower end of actuator 142 and lever 141 the second end.
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 is provided with jacking block 144 on actuator, and the lower end of actuator 142 is provided with Jacking block 145 under actuator, actuator 142 only supports adjustment element 130 by jacking block on actuator 144, and actuator 142 passes through actuating Jacking block 145 only supports lever 141 under device.
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 radius of the upper surface of jacking block 144 on the arcwall face projected upwards, actuator less than tune on device The radius of the lower surface of whole element 130.
As shown in Fig. 2 in this application, the surface that adjustment element 130 coordinates with jacking block on actuator 144 is respectively formed as Arcwall face, it is possible thereby to limit the lateral displacement of actuator 142, and on actuator the upper surface of jacking block 144 crowning radius Less than the concave of adjustment element 130, a contact thus can be formed, is easy to the adjust automatically of the locus of actuator 142.
Alternatively, in certain specific embodiments of the invention, the upper surface at the second end of lever 141 is convex provided with first 1412 are played, the lower surface that the section of the first projection 1412 is formed as jacking block 145 under circular arc, actuator is provided with recess 1451, recessed The section of mouth 1451 is formed as radius of the radius less than recess 1451 of circular arc and the first projection 1412.
Further, the lower surface of the first end of lever 141 is provided with the second projection 1413, the section shape of the second projection 1413 As circular arc and only to the upper surface of moving element 120.
Specifically, as shown in Figure 2 and Figure 4, the upper surface of the right-hand member of lever 141 is provided with the first projection 1412, actuator The lower surface of jacking block 145 is provided with recess 1451, and concave is more than raised crowning radius, and beneficial to linear contact lay is formed, reduction rubs Wipe power influence, it is ensured that the displacement of actuator 142 and power transmission.The lower surface of the left end of lever 141 is provided with the second projection 1413, the Two projections 1413 are only to the upper surface of moving element 120, and arc-shaped bulge-structure advantageously forms linear contact lay, reduces frictional force shadow Ring.
Wherein, lever 141 is high rigidity structure, it is ensured that each contact surface does not deform upon shadow during long-term work Ring displacement, the transmission of impact.
According to one embodiment of present invention, the execution system 100 of fluid micro injection apparatus also includes guide holder 150, Guide holder 150 is located in positioning hole 112, be provided with guide holder 150 along its axially through pilot hole 151, the edge of moving element 120 The axial direction of pilot hole 151 is movably located on guide holder 150.Thus, it is possible to ensure the event trace of moving element 120, carry Its high operation stability.
Alternatively, as shown in fig. 6, moving element 120 includes cylinder axis 121 and upper end platform 123.Wherein, cylinder axis 121 Axially movably it is located in pilot hole 151 along it, the lower end of cylinder axis 121 is formed as bulb 122, and upper end platform 123 is located at The upper end of cylinder axis 121, the size of upper end platform 123 is more than the radius of cylinder axis 121, upper end platform 123 and guide holder 150 it Between be provided with the first flexible member 160.
Cylinder axis 121 is vertical with upper end platform 123, while coordinating 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, fluid is sealed in each runner group In part.
Thus, by setting the first flexible member 160 between moving element 120 and guide holder 150, in 141 pairs of lever After the active force of moving element 120 disappears, moving element 120 can be acted on next time in the restoring force of the first flexible member 160 It is multiple to realize the switch to flow channel component and regulation to initial position, using and more convenient operation.
In certain specific embodiments of the invention, guide holder 150 includes positioning boss 152 and upper convex cylindrical 153, its In, positioning boss 152 is detachably arranged in positioning hole 112, for example, can be threaded connection, when positioning boss 152 and matrix After 110 positioning hole 112 is tightened, the bottom surface of positioning boss 152 is concordant with the bottom surface of matrix 110, and the axis of guide holder 150 is with determining Position hole 112 is coaxial and perpendicular to the bottom surface of matrix 110.
Upper convex cylindrical 153 is located at the top of positioning boss 152 and is coaxially disposed with positioning boss 152, the footpath of upper convex cylindrical 153 It is less than convex cylindrical 153 and positioning boss 152, the first bullet in the radial dimension of positioning boss 142, the insertion of pilot hole 151 to size Property element 160 be formed as being set in convex cylindrical 153 and two ends respectively only to the bullet of positioning boss 152 and upper end platform 123 Spring.Thus, the guide holder 150 of the structure and spring coordinate, it is ensured that spring assembling is stable, while upper end platform 123 is by the The opposite force of one flexible member 60 is delivered on matrix 110, it is ensured that force value stabilization.
In addition, installation notch 1521 can also be set on positioning boss 152, so as to facilitate the interior scarf of positioning boss 152 Close, be easy to the installation and removal of guide holder 150 and matrix 110.
According to one embodiment of present invention, one end that positioning hole 112 is connected with executing agency installation cavity 111 is provided with radially Size is more than the radial dimension of detent 1121 of positioning hole 112, and execution system 100 also includes the bullet of positioning seat 170 and second Property element 180.
Specifically, positioning seat 170 is located in detent 1121, and guide holder 150 passes axially through positioning seat 170, second Flexible member 180 is located between the first end of positioning seat 170 and lever 141.Alternatively, the second flexible member 180 is formed as bullet Stop the lower surface to the upper surface of positioning seat 170 and the first end of lever 141 respectively in spring, the two ends of the second flexible member 180.
That is, being additionally provided with positioning seat 170 in positioning hole 112, positioning seat 170 is fixed on the positioning of positioning seat 112 In groove 1121, the second flexible member 180, the second flexible member 180 are provided between the left end of positioning seat 170 and lever 141 It is set in the spring outside the first flexible member 160.
The upper surface of second flexible member 180 is vertical with the axis of the second flexible member 180, and with the left end bottom of lever 141 It is in close contact, is easy to act on the transmission of the power of lever 141, lever 141 is reached relevant position, the second flexible member in time 180 lower surface is vertical with the axis of the second flexible member 180, and is in close contact with positioning seat 170, and opposite force is passed through into positioning seat 170 are delivered on matrix 110, it is ensured that force value stabilization, and the external diameter of the second flexible member 180 coordinates with counterbore on positioning seat 170, is easy to Ensure that the position of the second flexible member 180 is stable.
As shown in figure 11, according to one embodiment of present invention, the outline of positioning seat 170 be generally formed into it is square, it is fixed The periphery of the upper surface of position seat 170 provided with multiple along its circumferentially-spaced protuberance 171 for opening arrangement, each protuberance 171 it is interior Surface is respectively formed as the arcwall face corresponding with the outer contour shape of the second flexible member 180.The inner surface shape of protuberance 171 Camber face, major diameter fit that can be with the second flexible member 180, it is ensured that the position of the second flexible member 180 is stable, protuberance 171 structure can limit the position of the second flexible member 180, improve its structural stability.
The assembling process of the execution system 100 of fluid micro injection apparatus according to embodiments of the present invention is detailed below And assembly features.
First, it is fitted into after the flexible member 180 of positioning seat 170 and second is assembled in the detent 1121 of matrix 110, it is fixed Fitted with the bottom surface of detent 1121 the position bottom surface of seat 170.Then bearing pin 146 will be swung to be fitted into locating slot 113, and rocking pin The lug bosses at end part 1461 of axle 146 is downward.Then lever 141 is loaded, the cooperation concave surface 1411 of lever 141 is filled with swinging bearing pin 146 With together, left end is fitted with the upper surface of the second flexible member 180, and lower plane is fitted 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 coordinates with the side elevation of matrix 110, the recess of jacking block 145 under actuator 1451 coordinate with the first raised 1412 of the right-hand member of lever 141.Moving element 120, the first flexible member 160, guide holder 150 are filled With together, then pass through being threaded into positioning hole 112 on guide holder 150.Thus fluid micro injection apparatus can be achieved Execution system 100 assembling, each device into intimate coordinate, in addition to the swing free degree of lever 141, other frees degree are limited It is made as zero.
The assembly features of each part of execution system 100 of fluid micro injection apparatus are as follows：
Actuator 142 needs close fit with jacking block 145 under jacking block 144, actuator on actuator, can use bonding side Formula.In bonding, it is necessary to using gauge block calibrate the position of three parts, it is ensured that the centre of sphere of jacking block 144 is in piezoelectricity on actuator On the axis of actuator 142, the axis phase of the concave surface axis of the recess 1451 of jacking block 145 and piezo-activator 142 under actuator Hand over and vertical.
In assembling, lever 141 can be moved downward by assembly tooling, compress the second flexible member 180, make lever 141 right-hand member convex surfaces position are reduced, and are easy to load on bonding actuator the piezoelectric actuated of jacking block 145 under jacking block 144, actuator Device 142；, it is necessary to which the adjustment that adjustment element 130 is loaded into the matrix 110 of execution system 100 is recessed before piezo-activator 142 is loaded In groove, then the arc convex of jacking block on actuator 144 is fitted into the arc-shaped concave of adjustment element 130, then by under actuator First projection 1412 of the recess 1451 of jacking block 145 and lever 141 is assembled.
In the plane of adjustment element 130 and the adjustment groove of matrix 110 between plane, certain thickness gap is added Piece, makes the acting in opposition of the second flexible member 180 act on lever 141 with piezo-activator 142 in the active force of the left end of lever 141 The active force of right-hand member reaches balance, applies pretightning force to piezo-activator 142 and to ensure that lever 141 now reaches horizontal State.
First flexible member 160 is inserted in convex cylindrical 153 on guide holder 150, then by moving element 120 from the first flexible member Centre loads in the pilot hole 151 of guide holder 150, is then directed to the positioning hole 112 that seat 150 screws in execution system matrix 110 In, make the positioning boss 152 of guide holder 150 with the positioning hole 112 of execution system matrix 110 with fastening is merged, while ensureing to live Plane fits together completely with the left end convex surface of lever 141 on dynamic element 120, piezo-activator 142 is transmitted by lever 141 Displacement and active force be fully delivered on moving element 120, make the raising height of moving element 120, impact controllable.
12 to 23 runner for specifically describing fluid micro injection apparatus 300 according to embodiments of the present invention below in conjunction with the accompanying drawings Component 200.
Specifically, as shown in Figure 12 and Figure 13, flow channel component 200 it is main by fluid seat 210, be located on fluid seat 210 Nozzle 220 and the fluid cavity feed joint 230 being connected with fluid seat 210 to provide fluid to fluid seat 210 are constituted, fluid seat Fluid cavity 211 and runner 212 are provided with 210, runner 212 is connected with fluid cavity 211, nozzle is provided with the port of export of fluid cavity 211 220, axial direction of the movable part along nozzle 220 is movable to open and close nozzle 220, and fluid cavity feed joint 230 is located at fluid Connect on seat 210 and with runner 212, fluid cavity feed joint 230 is suitable to connect to pass through fluid with fluid-storing container Runner 212 and fluid cavity 211 flow to nozzle.
The flow channel component 200 of fluid micro injection apparatus according to embodiments of the present invention, by being limited in fluid seat 210 Nozzle 220 on fluid cavity 211 and runner 212, fluid cavity 211 is opened and closed by moving element, fluid cavity feed joint 230 are connected by runner 212 with fluid cavity 211, and the flow channel component 200 is simple in construction, dismounting, it is easy to clean, maintenance cost is low.
According to one embodiment of the invention, flow channel component 200 also includes defining water conservancy diversion in adapter 240, adapter 240 Passage 241, adapter 240 is connected with fluid seat 210 and flow-guiding channel 241 is connected with runner 212, fluid cavity feed joint 230 It is located on adapter 240 and is connected with flow-guiding channel 241.
Specifically, as shown in figure 12, in the present embodiment, by turning between fluid cavity feed joint 230 and fluid seat 210 Joint 240 is connected and connected, and flow-guiding channel 241 is defined in adapter 240, and fluid cavity feed joint 230 can pass through screw thread Connect and be connected and realize the connection with flow-guiding channel 241 with adapter 240.
Alternatively, in certain specific embodiments of the invention, adapter 240 is fed joint 230 and stream with fluid cavity Sealing ring 280 is respectively equipped between housing 210.Further, the phase of screw 281 is passed through between adapter 240 and fluid seat 210 Even.
It is joined directly together that is, being connected through a screw thread between fluid cavity feed joint 230 and adapter 240, adapter Then be connected between 240 and fluid seat 210 by screw 281, the junction of adapter 240 and fluid cavity feed joint 230 and The junction of adapter 240 and fluid seat 210 is respectively equipped with sealing ring 280, and mating surface, which is provided with, to be suitable to place sealing ring 280 Fitting recess, compresses sealing ring 280 and realizes sealing, thereby guarantee that the overall tightness of flow channel component 200 when each part is worked in coordination, By screw thread or the Standard of mode connects for screw, on the basis of sealing is ensured, assembly difficulty can be substantially reduced, is easy to Dismounting and cleaning.
Wherein, it is connected between adapter 240 and fluid seat 210 by screw 281, after screw 281 are removed, adapter 240 are removed from fluid seat 210, then the open at one end of runner 212, and adapter 240 and fluid cavity feed joint 230 are not deposited In closure runner, thus each part of whole flow channel component 200, can after each part is split in the absence of closure runner Easily to be cleaned to each part, reduction cleaning difficulty.
According to one embodiment of the invention, fluid seat 210 is provided with the first assembling that extension is tilted relative to horizontal direction Inclined-plane 213, adapter 240 is provided with the second assembling inclined-plane 242 coordinated with the first assembling inclined-plane 213, and screw 281 passes through switching First 240 and fluid seat 210 to compress the first assembling inclined-plane 213 and the second assembling inclined-plane 241.
Preferably, in certain specific embodiments of the invention, the first assembling inclined-plane 213 is provided with detent 214, Second assembling inclined-plane 242 is provided with the positioning boss 243 corresponding with the structure of detent 214, and positioning boss 243 is plugged on fixed In the groove 214 of position.Further, the opening of detent 214 is prolonged in the horizontal direction for the bottom surface of acute angle and detent 214 Stretch.
Specifically, as shown in Figure 12, Figure 14 and Figure 16, it is respectively equipped with what is worked in coordination on fluid seat 210 and adapter 240 Inclined-plane is assembled, and the first assembling inclined-plane 213 of fluid seat 210 is provided with detent 214, the second assembling of adapter 240 Inclined-plane 242 is provided with positioning boss 243, in assembling, and the assembling inclined-plane of adapter 240 and fluid seat 210 is worked in coordination, and Worked in coordination positioning by positioning boss 243 and detent 214, then by screw 281 through adapter 240 and fluid seat 210 fastening adapters 240 and fluid seat 210, just can realize adapter 240 and fluid 210 is tightly connected.
Thus, adapter 240 is with fluid seat 210 in installation locking, and positioning boss 243 and detent 214 can be certainly The dynamic guiding for realizing adapter 240 with fluid seat 210, positioning, so that mounting surface is brought into close contact, assembling inclined-plane and detent 214 angle of inclination combines to form cooperation, is easy to precise positioning to assemble.
According to one embodiment of the invention, runner 212 is tilted relative to horizontal direction to be extended, flow-guiding channel 241 relative to Vertical direction extends, and the lower end of runner 212 is connected with fluid cavity 211, and the upper end of runner 212 connects with the lower end of flow-guiding channel 241 It is logical.
As shown in figure 13, that is to say, that runner 212 is formed as oblique runner, the top of runner 212 is led with adapter 240 Circulation road 241 intersects, and bottom and the insertion of fluid cavity 211 are simultaneously intersected, and realize the conveying of fluid, while the runner 212 that insertion is intersected It is easier to clean with fluid cavity 211.Flow-guiding channel 241 is formed as knowing runner, and top is connected with fluid supply joint 230, leads to Cross sealing ring 280 and compress deformation realization sealing, bottom is intersected with the upper end of runner 212, tight by adapter 240 and fluid seat 210 Close pressing makes sealing ring 280 compress realization sealing, realizes the conveying of fluid, while vertical runner is easier cleaning.
In addition, being also provided with the U-shaped opening 244 for being suitable to assemble with screw 281 on adapter 240, screw 281 can be Fast lock screw 281, for convenience of assembling, can be provided with flower-shaped cylinder, facilitate operating personnel manually operated on screw 281, and spiral shell The mounting plate for being suitable to coordinate with U-shaped opening 244 can be provided with nail 281.When installing adapter 240, screw will be first locked soon 281 screw in the installation screw thread of fluids seat 210, by the U-shaped opening 244 of adapter 240 insert screw 281 and fluid seat 210 it Between, lock-screw 281 completes to install.During dismounting, first screw 281 is unscrewed, directly oblique taking-up adapter 240, dismounting More facilitate with assembling process.
Alternatively, in certain specific embodiments of the invention, flow channel component 200 also includes fluid cavity seal 250, Fluid cavity seal 250 is located in fluid cavity 211 and positioned at the upper end of fluid cavity 211 with the upper end of sealing fluid chamber 211, fluid cavity Seal 250 be provided with along its axially through endoporus 251, moving element stretched into fluid cavity 211 through endoporus 251.
Specifically, as shown in Figure 12, Figure 17 and Figure 18, fluid cavity seal 250 is additionally provided with the upper end of fluid cavity 211, Fluid cavity seal 250 can be with the upper end of sealed fluid chamber 211, and interior be provided with of fluid cavity seal 250 can accommodate moving element The endoporus 251 passed through, thus, by setting fluid cavity seal 250, on the basis of ensureing that moving element is mobilizable, may be used also To ensure the sealing of fluid cavity 211.
Further, according to one embodiment of the invention, the upper end of fluid cavity 211 is formed as step-like, fluid cavity sealing Part 250 include outside cylinder 252 and interior cylinder 253, the shape of outside cylinder 252 it is corresponding with the upper end shape of fluid cavity 211 with Close in the upper end of fluid cavity 211, the radial dimension of interior cylinder 253 is less than the radial dimension of outside cylinder 252, interior cylinder 253 is located at Be connected in outside cylinder 252 and with the elasticity of outside cylinder 252, in interior cylinder 253 provided with along its axially through endoporus 251.Preferably, In some specific embodiments of the present invention, interior cylinder 253 is connected with outside cylinder 252 by hollow curved 254.
That is, fluid cavity seal 250 is main by being made up of interior cylinder 253 and the two parts of outside cylinder 252, interior cylinder 253 are coaxially disposed with outside cylinder 252, and interior cylinder 253 is located at the inner ring of outside cylinder 252, and endoporus 251 is located at interior cylinder 253 On, interior cylinder 253 and outside cylinder 252 coordinate be generally formed into it is step-like, it is possible thereby to which preferably the upper end with fluid cavity 211 is fitted Match somebody with somebody.
It is able to can also be fixedly connected with elastic connection between interior cylinder 253 and outside cylinder 252, as long as ensureing sealing While, moving element can proper motion can just meet requirement.In the preferred embodiment of the application, the interior He of cylinder 253 Outside cylinder 252 is connected by hollow curved 254, and hollow curved 254 can be the bending structure shown in figure, is thus ensureing fluid cavity On the basis of 211 sealing property, moving element can drive interior cylinder 253 up and down, more reasonable structure.
According to one embodiment of the invention, flow channel component 200 also includes seal receptacle 260, and seal receptacle 260 is located at fluid seat On 210 be located between fluid cavity seal 250 and nozzle 220, seal receptacle 260 be provided with along its axially through guide channel 261, Nozzle 220 is connected with seal receptacle 260 and connected with guide channel 261, and moving element is through guide channel 261 and along guide channel 261 axial direction is movable to open and close nozzle 220.Further, the section of guide channel 261 is formed as flower pattern section.
Specifically, as illustrated in figures 19 and 20, in the present embodiment, seal receptacle 260 is additionally provided with fluid cavity 211, is sealed Seat 260 in be provided with guide channel 261, guide channel 261 accommodate moving element through and activity while, stream can also be realized The transmission of body, the section of guide channel 261 is set to flower pattern section, it can be understood as guide channel 261 by along its axially through Pilot hole and be located at pilot hole periphery flower pattern breach constitute, when pilot hole is engaged with moving element, pilot hole periphery Flower pattern breach can ensure that fluid reaches the junction of moving element and nozzle 220, smoothly realize fluid export.
Alternatively, in certain specific embodiments of the invention, the bottom of seal receptacle 260 is provided with positioning step 262, spray Mouth 220 is provided with positioning convex 221 corresponding with positioning step 262, and positioning convex 221 is embedded in positioning step 262.By This, passes through the cooperation of positioning step 262 and positioning convex 221, it is possible to achieve the interference fit of nozzle 220 and seal receptacle 260, protects Ensure the axis of nozzle 220 and the axis coaxle of moving element while demonstrate,proving sealing.
According to one embodiment of the invention, the injection channel 222 of up/down perforation, injection channel 222 are defined in nozzle 220 Upper end be formed as taper surface with the cooperation of the lower surface of moving element.
Specifically, as shown in figure 21, the periphery of the upper end of nozzle 220 is provided with the positioning convex 221 coordinated with seal receptacle 260, The center of nozzle 220 be provided with along its axially through injection channel 222, the upper end of injection channel 222 is formed as taper surface, activity The lower end of element is formed as bulb, when bulb stops to the taper surface of injection channel 222, you can closing injection channel 222, and works as Moving element is movable upwards, and when bulb departs from the taper surface of injection channel 222, fluid can spray from injection channel 222, and By controlling moving element to depart from the distance of injection channel 222, nozzle 220 can be controlled to spray the jeting effect of fluid.
In certain specific embodiments of the invention, the lower end of injection channel 222 is provided with fine holes.Fine holes and nozzle 220 is coaxial, is required according to different spraying operations, different fine apertures can be selected, to reach the jeting effect of needs.
Further, according to one embodiment of the invention, the lower end of nozzle 220 is provided with cone boss 223, and fine holes are located at In cone boss 223.Thus, by setting cone boss 223 in the exit of nozzle 220, the outlet of nozzle 220 can be increased Rigidity, prevents from causing the end of nozzle 220 in maintenance process damage, while reduction fluid produces accumulation in outlet port Problem, improves coating fluid quality.
Alternatively, in some embodiments of the invention, flow channel component 200 also includes swivel nut 270, nozzle 220 and sealing Seat 260 is arranged on fluid seat 210 by swivel nut 270.
Specifically, as shown in Figure 22 and Figure 23, swivel nut 270 has internal thread 271, matches with the locking screw of seal receptacle 260 Close, nozzle 220 is fixed between seal receptacle 260 and swivel nut 270 when screwing.Interior mounting plane 272 is provided with swivel nut 270, with Internal thread axis is vertical, and when being screwed with seal receptacle 260, interior mounting plane 272 is engaged with the lower plane of nozzle 220, makes nozzle Plane is installed circular groove bottom surface with seal receptacle 260 and is brought into close contact on 220, reaches sealing effectiveness.
The lower end of the periphery of swivel nut 270 is provided with flower pattern breach 273, and flower pattern breach 273 can be with convenient use kit to spray Position between mouth 220 and moving element is adjusted, and execution system is optimal state and carries out fluid injection operation.Flower pattern Breach 273 is uniformly distributed along the circumference, and quantity is more than or equal to 2, and is even number.
The assembling process of the flow channel component 200 of fluid micro injection apparatus according to embodiments of the present invention is detailed below And assembly features.
First, sealing ring 280 is fitted into the upper circular groove of adapter 240, then by fluid supply system connector 230 with Adapter 240 is screwed, and reaches that runner is sealed.Then, sealing ring 280 is fitted into fluid 210 inclined-plane circular grooves of seat, using fast Lock screw 281 combines spring washer, plain washer and adapter 240 is connected and locked with fluid seat 210, reaches that runner is sealed.So Fluid cavity seal 250 is pressed into fluid 210 step fluid cavitys 211 of seat afterwards, reaches the top of fluid cavity 211 pre-sealed, most Afterwards, fluid seat seal 250, nozzle 220, seal receptacle 260 are assembled together, then seal receptacle 260 is loaded into swivel nut 270, then Swivel nut 270 is screwed in the locking screw of fluid seat 210, fluid cavity 211 is reached sealing.
The assembly features of each part of flow channel component 200 of fluid micro injection apparatus are as follows：
Positioned when adapter 240 is assembled with fluid seat 210, it is necessary to which the positioning boss of adapter 240 is inserted into fluid seat 210 In groove, then fast lock screw 281 is screwed, such assembling inclined-plane of adapter 240 assembles inclined-plane with fluid seat 210 and is fitted close automatically Together, the sealed effect of runner is reached.
In the sealed groove that seal 280 is loaded to seal receptacle 260, then by nozzle 220 load seal receptacle 260 installation justify In connected in star, it is then threaded into swivel nut 270, and screwing makes nozzle 220 reach tightening state, and swivel nut 270 then is screwed in into fluid Seat 210 locking screw, the bulb of the inner conical surface of nozzle 220 and moving element is in close contact, at the same fluid seat seal 250 and The inwall of fluid cavity 211 of fluid seat 210 is brought into close contact, and fluid cavity 211 is reached sealing.
The 24 control system for specifically describing fluid micro injection apparatus 300 according to embodiments of the present invention below in conjunction with the accompanying drawings System.
As shown in figure 24, executing agency's installation cavity is defined in matrix 110, matrix 110 is provided with to be installed with executing agency The positioning hole of chamber conducting, actuator 142 is retractably installed in executing agency's installation cavity.Moving element is movably located at fixed In the hole of position, moving element is connected with actuator 142 and driven by actuator 142, and fluid cavity, nozzle are defined in fluid seat 210 It is located on fluid seat 210 and is connected with fluid cavity, moving element is movably through fluid cavity to open and close nozzle.Displacement Sensor 310 is used for the shift value for detecting actuator 142 or moving element, controller 320 and actuator 142 and displacement transducer 310 are connected to receive the information of displacement transducer 310 and control actuator 142 to run.
In other words, injection apparatus 300 according to embodiments of the present invention is main by matrix 110 and fluid 210 two large divisions of seat Composition, wherein, actuator 142 is movably located in matrix 110, and nozzle is located on fluid seat 210, and moving element is located at matrix It is connected on 110 with actuator 142 and coordinates through fluid seat 210 and nozzle, actuator 142 is scalable to drive moving element Activity, so as to control the opening and closing of nozzle.Displacement transducer 310 is located on matrix 110 or fluid seat 210 to detect cause The shift value of dynamic device 142 or moving element, controller 320 is connected to receive displacement transducer 310 with displacement transducer 310 Detected value, meanwhile, controller 320 is connected with actuator 142, and controls actuator according to the detected value of displacement transducer 310 142 it is flexible.
Thus, fluid micro injection apparatus according to embodiments of the present invention, by setting displacement transducer 310, displacement is passed Sensor 310 can detect the shift value of actuator 142 or moving element in real time when fluid micro injection apparatus is used, and By controller 320 judge the shift value and need shift value whether there is deviation, if fruit exist deviation can adjust automatically, make cause The raising height of dynamic device 142 or moving element reaches requirement, and the fluid micro injection apparatus controllability is strong, easy to use.
According to one embodiment of present invention, displacement transducer 310 is that strain-gauge transducer or capacitive displacement are sensed Device 310.Preferably, displacement transducer 310 is sticked on actuator 142.
That is, displacement transducer 310 can be mounted on using strain chip displacement transducer with piezo-activator 142 Together, the overhang of piezo-activator 142 can be detected in real time, and controller 320 is adjusted to overhang in real time according to detection numerical value, Realize high-quality spraying operation.
Alternatively, in certain specific embodiments of the invention, fluid micro injection apparatus 300 also includes TEMP Device 330, temperature sensor 330 is connected with controller 320, and temperature sensor 330 detects the temperature of actuator 142 and according to temperature Whether value control actuator 142 runs.
Specifically, the real time temperature of piezo-activator 142 is gathered by temperature sensor 330, and is delivered to controller 320, judged by controller 320, when the maximum operating temperature value of piezo-activator 142 of the temperature value higher than setting, Controller 320 works on piezo-activator 142 is stopped, and sends alarm to protect piezo-activator 142.Thus, The controllability and safety in utilization of fluid micro injection apparatus 300 can further be improved.
According to one embodiment of present invention, temperature sensor 330 is contact temperature-measuring sensor or contactless temperature-measuring Sensor.Still optionally further, temperature sensor 330 is sticked on actuator 142.
Specifically, together with temperature sensor 330 can be mounted with piezo-activator 142, piezo-activator is monitored in real time 142 temperature, when the temperature of piezo-activator 142 is higher than design temperature, controller 320 will stop execution system and work and send Alarm, to protect piezo-activator 142.
In certain specific embodiments of the invention, controller 320 includes memory element, memory element record actuator 142 or moving element or nozzle access times and compared with pre-determined number with actuator 142 or moving element or nozzle Access times send alarm when reaching pre-determined number.
Specifically, when control system is connected and is powered with electrically-controlled component, memory element of the control system from controller 320 It is middle to read piezo-activator 142 in the fluid micro spraying system, moving element, the access times of nozzle and used with setting secondary Number is compared, when judging to have reached the access times requirement of setting, is sent alarm and is reminded user to be safeguarded more Change, but fluid micro spraying system still can normal work.In the course of the work, control system is regularly by piezo-activator 142, work Dynamic element, the access times of nozzle are recorded in the memory element on controller 320, facilitate element reach after access times can and When remind user element is safeguarded and changed, to ensure fluid injection quality.
According to one embodiment of present invention, controller 320 includes circuit board, and matrix 110, which is provided with, is suitable to mounting circuit boards Circuit board installation cavity.Alternatively, circuit board grafting or buckle-type are connected on matrix 110.
That is, in the present embodiment, controller 320 also includes board structure of circuit, circuit board loads execution system In the installation region on the top of matrix 110, in assembling, it can use screw that circuit board is arranged on execution system matrix 110 In the installation region in portion, while the closed upper part of execution system matrix 110 is protected control panel using protective cover.By position Together with displacement sensor 310, temperature sensor 330 are mounted with piezo-activator 142, glue can be used (or other to be bonded material Material) mounted, it is ensured that bonding is firm.
In other embodiments of the present invention, circuit board can also be installed using inserting mode, can also be adopted Installed with buckle-type mounting means, it is ensured that firmly install.In addition, displacement transducer 310, which is removed, uses strain-gauge transducer, Also capacitive displacement transducer can be used, it is necessary on the lever front end of execution system plane and execution system matrix 110 On, the actual displacement of detection moving element, the sensor that can also take other form in real time.Temperature sensor 330 is removed and is mounted on The direct detection temperature in the outer surface of piezo-activator 142, can also use contact temperature-measuring or contactless temperature-measuring mode, can be by thermometric Element is arranged in execution system matrix 110, contact measurement or non-cpntact measurement piezo-activator surface temperature.
Fluid micro injection apparatus 300 according to embodiments of the present invention can coordinate with other control system, control system Task management module, control module, processing module, acquisition module and communication module etc. can be included.In control system and fluid After micro injection apparatus 300 is connected and is powered, the correlation in fluid micro injection apparatus electrically-controlled component is first read by acquisition module Information, and transfer to processing module to be handled, when it is determined that related elements are not up to access times, sent to task management module Ready signal, reaches access times if any element, then sends information warning to task management module, made by task management module Respective handling；After all modules and device ready, task management module is set according to default operation, and phase is issued to processing module Job task is closed, is completed by processing module after relevant treatment, related job information control module is sent into, by control module control Fluid micro injection apparatus separate operaton coordinates external equipment to carry out operation；In fluid micro injection apparatus operation process, The information such as the real-time collecting temperature of acquisition module, displacement, and processing module is provided handled, when processing module judges temperature or position When the parameters such as shifting exceed setting range, warning message is sent to task management module, by task management module according to problem magnitude Carry out respective handling.
When being connected with external equipment, the related job information provided by external equipment by communication module, when operation is appointed At the end of business, transmitted completion signal from task management module by communication module to external equipment, external equipment is carried out subsequently again Operation.
In addition, fluid micro injection apparatus 300 according to embodiments of the present invention can also coordinate with other products, for example may be used To be used cooperatively with visual identifying system or programing system, the related spraying operation of fluid is completed；Can be with kinematic robot (SCARA robots, Delta robots, articulated robot etc.) coordinates the fluid injection operation for carrying out workpiece；It can be regarded with band Feel kinematic robot (SCARA robots, Delta robots, articulated robot etc.) coordinate, complete workpiece automatic identification and Fluid injection operation.
Fluid micro injection apparatus 300 according to embodiments of the present invention can also be with vision point gum machine (Three Degree Of Freedom right angle Coordinates robot) coordinate the glue spraying operation for carrying out workpiece：
As component size is less and less, more and more thinner, using the glue of various different viscosities enter units be bonded into for The preferred solution of each producer, but original dispensing mode can not meet the technological requirement of existing operation, it is necessary to make Meet that thinner glue is wide, smaller glue point demand with more fine gluing mode, regarded using the substitution of fluid micro injection apparatus Feel the spot gluing equipment in point gum machine, the gluing operation of higher precision requirement can be met.
It is being carried on vision glue-dispenser table, the control system of fluid micro injection apparatus needs and vision point gum machine phase Connection, provides corresponding job parameter to task management module by the communication module of control system by vision point gum machine and is sprayed Glue operation.The vision system of vision point gum machine can need the characteristic point or setting of the workpiece of operation with automatic identification, according to setting Fixed related process data issues corresponding job parameter, and drives fluid micro spray by the motion platform of vision point gum machine simultaneously Injection device is moved, and is reached corresponding setting and is carried out glue spraying operation.The injection frequency of fluid micro injection apparatus can coordinate vision The movement velocity of point gum machine motion platform, reaches optimal glue spraying effect and optimal operating efficiency.
25 fluid micro spray nozzle device 300 according to embodiments of the present invention is specifically described to accompanying drawing 28 below in conjunction with the accompanying drawings Cooling system.
Fluid micro injection apparatus 300 according to an embodiment of the invention includes matrix 110, moving element, performs machine Structure, cover plate 340, the first joint 350 and the second joint 360.
Specifically, the unlimited executing agency's installation cavity in side is defined in matrix 110, matrix 110 is provided with and execution The positioning hole of mechanism installation cavity conducting, moving element is movably located in positioning hole, and executing agency is movably located at execution In mechanism installation cavity, executing agency is connected to control moving element activity with moving element.Cover plate 340 be located on matrix 110 with Close executing agency installation cavity, the first joint 350 and the second joint 360 are connected to distribute execution with executing agency installation cavity respectively Heat in mechanism installation cavity.
Lived that is, defining installation in fluid micro injection apparatus 300 according to embodiments of the present invention, matrix 110 Executing agency's installation cavity of the parts such as dynamic element, executing agency, matrix 110 is provided with the connected with executing agency's installation cavity One joint 350 and the second joint 360, the first joint 350 and the second joint 360 executing agency's installation cavity can be inflated or Person's air-breathing, while discharging the heat in executing agency's installation cavity.
Thus, fluid micro injection apparatus 300 according to embodiments of the present invention, is connect by setting first on matrix 110 First 350 and second joint 360, heat in matrix 110 can effectively be distributed, subtracted by the first joint 350 and the second joint 360 Lack the potential safety hazard of equipment, extend the service life of equipment.
According to one embodiment of present invention, the first joint 350 and the second joint 360 are respectively provided on cover plate 340.At this In other embodiments of invention, the first joint 350 and the second joint 360 are respectively provided on matrix 110, it is preferable that First joint 350 and the second joint 360 are respectively provided at the top of matrix 110.
Specifically, as illustrated in figs. 25 and 26, in the present embodiment, the first joint 350 and the second joint 360 can be distinguished It is located on cover plate 340 and is connected with executing agency installation cavity, the first joint 350 and the second joint 360 can be using as shown in Figure 1 Standard, structure that can also be according to Fig. 2 is assembled, and specific assembling structure can be entered according to the structure of auxiliary products Row reasonable adjusting.As shown in figure 27, in the present embodiment, the first joint 350 and the second joint 360 are respectively provided at 110 on matrix Connected with executing agency installation cavity.
The concrete structure of first joint 350 and the second joint 360 can also carry out reasonable adjusting as needed, alternatively, According to one embodiment of present invention, one in the first joint 350 and the second joint 360 is air blowing joint, and another is Gas joint.In other embodiments of the present invention, one in the first joint 350 and the second joint 360 is air-breathing Joint, another is inlet suction port.Thus, by the way that one in the first joint 350 and the second joint 360 is set into air inlet connecting Head, another is set to suction joint, by the circulation of gas, just can distribute the heat in executing agency's installation cavity.
In certain specific embodiments of the invention, the first joint 350 is connected with gas dry decontamination equipment, and second connects First 360 are connected with silencing equipment.Thus, the cooling gas for entering execution system can be carried out by gas dry decontamination equipment Dry, purified treatment, prevents cooling gas from containing moisture or other impurity, and damage, silencing equipment are produced to piezo-activator Noise elimination processing can be carried out to the gas excluded from execution system, prevent the noise produced when gas is discharged for a long time to operation Personnel produce influence.
According to one embodiment of present invention, cover plate 340 provided with install counterbore 341, cover plate 340 by sunk screw with Matrix 110 is connected.Preferably, cover plate 340 is provided with the protective trough 342 coaxial with installing counterbore 341, fluid micro injection apparatus 300 also include protection pad 370, and protection pad 370 is located in protective trough to cover sunk screw.
Specifically, as shown in figure 28, cover plate 340 has the mounting plane coordinated with matrix 110, to executing agency's installation cavity Sealed, prevent from damaging related device, seal cover board 340 is fastened on execution system matrix 110 using sunk screw, prevent Only loosen, protective trough 342 can be used for placing protection pad, prevent non-attendant from being dismantled to execution system, damage member Part.
Gas-tpe fitting is screwed in seal cover board by fluid micro injection apparatus 100 according to embodiments of the present invention in assembling In 340 screwed hole, and fastening has prevented gas leakage, and external cooling gas is accessed into gas dry decontamination equipment, Ran Houjie Enter lower windpipe joint, cooling gas accessed into execution system, silencing equipment is accessed from top gas-tpe fitting by the gas of discharge, Reduce exhaust noise.Wherein, it is necessary to be twined in gas-tpe fitting threaded portion during the screwed hole of gas-tpe fitting screw-in seal cover board 340 Around raw material band, effectively prevent gas from leaking, in addition, tracheae connection needs firm plug, prevent empty slotting leakage problem.
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 to combine specific features, the knot that the embodiment or example are described Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (33)

1. a kind of fluid micro injection apparatus, it is characterised in that including：
Execution system, the execution system includes：
Executing agency's installation cavity is defined in matrix, described matrix, described matrix is provided with and led with executing agency's installation cavity Logical positioning hole；
Moving element, the moving element is movably located in the positioning hole；
Executing agency, the executing agency is 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 is located in executing agency's installation cavity and is connected with the executing agency to adjust State the operating position of executing agency；
Multiple spacer shims, multiple spacer shims are located between the internal face of executing agency's installation cavity and the adjustment element To adjust the pretightning force of the executing agency；
Flow channel component, the flow channel component is connected with the execution system, and the flow channel component includes：
Fluid cavity and the runner connected with the fluid cavity are defined in fluid seat, the fluid seat, described matrix is located at described On fluid seat；
Nozzle, it is upper and connected with the fluid cavity that the nozzle is located at fluid seat, the moving element movably through The fluid cavity is to open and close the nozzle；
Fluid supply joint, the fluid supply joint and the flow passage with by the runner and the fluid cavity to institute State nozzle and fluid is provided.
2. fluid micro injection apparatus according to claim 1, it is characterised in that the executing agency includes：
Lever, the lever is located in executing agency's installation cavity and the two 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 is 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 adjust the work of the actuator with the actuator Make position, the spacer shims are located between the internal face of executing agency's installation cavity and the adjustment element to adjust the cause The pretightning force of dynamic device；
Controller, the controller is connected to control the actuator to stretch with the actuator.
3. fluid micro injection apparatus according to claim 2, it is characterised in that the executing agency also includes：Swing Bearing pin, the swing bearing pin is located in executing agency's installation cavity, the axle of the axis and the actuator for swinging bearing pin Line is vertical and staggers in the horizontal direction, and the second end of the lever is connected with around the swing bearing pin pivot with the swing bearing pin Turn.
4. fluid micro injection apparatus according to claim 3, it is characterised in that the swing bearing pin is formed as column, Described matrix, which is provided with, is suitable to install the locating slot for swinging bearing pin, the lower surface at the second end of the lever be provided with it is described The cooperation concave surface that bearing pin coordinates is swung, the swing bearing pin is located between the locating slot and the cooperation concave surface.
5. fluid micro injection apparatus according to claim 4, it is characterised in that the section of the locating slot is formed as round The radius of arc and the locating slot is equal to the radius of the swing bearing pin, the section of the cooperation concave surface be formed as circular arc and The radius of the cooperation concave surface is more than the radius of the swing bearing pin.
6. fluid micro injection apparatus according to claim 4, it is characterised in that one end of the swing bearing pin is provided with end Portion's boss, the lug bosses at end part stops the bottom surface to the second end of the lever to limit the setting height(from bottom) of the lever.
7. fluid micro injection apparatus according to claim 2, it is characterised in that the adjustment element is located at the actuating Provided with jacking block, the lower end of the actuator on actuator between the upper end of device and the upper end of the adjustment element and the actuator Jacking block under actuator is provided between the second end of the lever, under the actuator jacking block stop to the lower end of the actuator and Second end of the lever.
8. fluid micro injection apparatus according to claim 7, it is characterised in that the lower surface of the adjustment element is formed For upwardly recessed arcwall face, the upper surface of jacking block is formed as the arcwall face projected upwards, the actuator on the actuator The radius of the upper surface of upper jacking block is less than the radius of the lower surface of the adjustment element.
9. fluid micro injection apparatus according to claim 7, it is characterised in that the upper surface at the second end of the lever Raised provided with first, the lower surface that the described first raised section is formed as jacking block under circular arc, the actuator is provided with recess, The section of the recess is formed as circular arc and the first raised radius is less than the radius of the recess.
10. fluid micro injection apparatus according to claim 2, it is characterised in that the following table of the first end of the lever Face is raised provided with second, and the described second raised section is formed as circular arc and only to the upper surface of the moving element.
11. fluid micro injection apparatus according to claim 2, it is characterised in that the execution system also includes：It is oriented to Seat, the guide holder is located in the positioning hole, be provided with the guide holder along its axially through pilot hole, the activity member Part is movably located on the guide holder along the axial direction of the pilot hole.
12. fluid micro injection apparatus according to claim 11, it is characterised in that the moving element includes：
Cylinder axis, the cylinder axis is axially movably located in the pilot hole along it, and the lower end of the cylinder axis is formed as Bulb；
Upper end platform, the upper end platform is located at the upper end of the cylinder axis, and the size of the upper end platform is more than the cylinder The radius of axle, is provided with the first flexible member between the upper end platform and the guide holder.
13. fluid micro injection apparatus according to claim 12, it is characterised in that the guide holder includes：
Positioning boss, the positioning boss is detachably arranged in the positioning hole；
Upper convex cylindrical, the upper convex cylindrical is located at the positioning boss top and is coaxially disposed with the positioning boss, it is described on The radial dimension of convex cylindrical is less than the radial dimension of the positioning boss, upper convex cylindrical described in the pilot hole insertion and described fixed Position boss, first flexible member be formed as being set in the upper convex cylindrical and two ends respectively only support the positioning boss and The spring of the upper end platform.
14. fluid micro injection apparatus according to claim 11, it is characterised in that the positioning hole and the execution machine One end of structure installation cavity connection is more than the radial dimension of detent of the positioning hole, the execution system provided with radial dimension Also include：
Positioning seat, the positioning seat is located in the detent, and the guide holder passes axially through the positioning seat；
Second flexible member, second flexible member is located between the first end of the positioning seat and the lever.
15. fluid micro injection apparatus according to claim 14, it is characterised in that second flexible member is formed as Stop the following table to the upper surface of the positioning seat and the first end of the lever respectively in spring, the two ends of second flexible member Face.
16. fluid micro injection apparatus according to claim 15, it is characterised in that the outline of the positioning seat is substantially Be formed as square, the periphery of the upper surface of the positioning seat is provided with multiple along its circumferentially-spaced protuberance for opening arrangement, Mei Gesuo The inner surface for stating protuberance is respectively formed as the arcwall face corresponding with the outer contour shape of second flexible member.
17. fluid micro injection apparatus according to claim 1, it is characterised in that the flow channel component also includes：
Flow-guiding channel is defined in adapter, the adapter, the adapter is connected with fluid seat and the water conservancy diversion is logical Road and the flow passage, the fluid supply joint are located on the adapter and connected with the flow-guiding channel.
18. fluid micro injection apparatus according to claim 17, it is characterised in that the adapter is supplied with the fluid Sealing ring is respectively equipped between material joint and fluid seat.
19. fluid micro injection apparatus according to claim 17, it is characterised in that the adapter and fluid seat Between by screw be connected.
20. fluid micro injection apparatus according to claim 19, it is characterised in that the fluid seat be provided with relative to Horizontal direction tilts the first assembling inclined-plane of extension, and the adapter is provided with the second dress coordinated with the described first assembling inclined-plane With inclined-plane, the screw is assembled through the adapter and fluid seat with compressing the first assembling inclined-plane and described second Inclined-plane.
21. fluid micro injection apparatus according to claim 20, it is characterised in that the first assembling inclined-plane is provided with Detent, the second assembling inclined-plane is provided with the positioning boss corresponding with the detent structure, the convex Platform is plugged in the detent.
22. fluid micro injection apparatus according to claim 21, it is characterised in that the opening of the detent is sharp The angle and bottom surface of the detent is horizontally extending.
23. fluid micro injection apparatus according to claim 17, it is characterised in that the runner is relative to horizontal direction Extension is tilted, the flow-guiding channel extends relative to vertical direction, and the lower end of the runner is connected with the fluid cavity, the stream The upper end in road is connected with the lower end lower end of the flow-guiding channel.
24. fluid micro injection apparatus according to claim 1, it is characterised in that the flow channel component also includes：
Fluid cavity seal, the fluid cavity seal is located in the fluid cavity and positioned at the fluid cavity upper end to close State the upper end of fluid cavity, the fluid cavity seal be provided with along its axially through endoporus, the moving element is through in described Hole is stretched into the fluid cavity.
25. fluid micro injection apparatus according to claim 24, it is characterised in that the upper end of the fluid cavity is formed as Step-like, the fluid cavity seal includes：
Outside cylinder, the shape of the outside cylinder is corresponding with the upper end shape of the fluid cavity to coordinate in the upper of the fluid cavity End；
Interior cylinder, the radial dimension of the interior cylinder is less than the radial dimension of the outside cylinder, and the interior cylinder is located at described outer Be connected in cylinder and with outside cylinder elasticity, in the interior cylinder provided with along its axially through the endoporus.
26. fluid micro injection apparatus according to claim 25, it is characterised in that the interior cylinder and the outside cylinder It is connected by the way that hollow is curved.
27. fluid micro injection apparatus according to claim 24, it is characterised in that the flow channel component also includes：
Seal receptacle, the seal receptacle, which is located on the fluid seat, to be located between the fluid cavity seal and the nozzle, described Seal receptacle be provided with along its axially through guide channel, the nozzle be connected with the seal receptacle and with the guide channel company Logical, the moving element is through the guide channel and movable to open and close the spray along the axial direction of the guide channel Mouth.
28. fluid micro injection apparatus according to claim 27, it is characterised in that the section of the guiding conducting is formed For flower pattern section.
29. fluid micro injection apparatus according to claim 27, it is characterised in that the bottom of the seal receptacle is provided with fixed Position step, the nozzle is provided with positioning convex corresponding with the positioning step, and the positioning convex is embedded in the positioning In step.
30. fluid micro injection apparatus according to claim 24, it is characterised in that define and pass through up and down in the nozzle Logical injection channel, the upper end of the injection channel is formed as the taper surface with the lower surface cooperation of the moving element.
31. fluid micro injection apparatus according to claim 30, it is characterised in that the lower end of the injection channel is provided with Fine holes.
32. fluid micro injection apparatus according to claim 31, it is characterised in that the lower end of the nozzle is provided with taper Boss, the fine holes are located in the cone boss.
33. fluid micro injection apparatus according to claim 27, it is characterised in that also include：
Swivel nut, the nozzle and the seal receptacle are arranged on fluid seat by the swivel nut.
CN201710318650.4A 2017-05-08 2017-05-08 Fluid micro-jetting device Active CN107138300B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201710318650.4A CN107138300B (en) 2017-05-08 2017-05-08 Fluid micro-jetting device
PCT/CN2018/073593 WO2018205681A1 (en) 2017-05-08 2018-01-22 Minute fluid jetting device
US16/612,037 US11478805B2 (en) 2017-05-08 2018-01-22 Minute fluid jetting device
KR1020197017368A KR102282239B1 (en) 2017-05-08 2018-01-22 fluid microdispensers

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