CN206881959U - Fluid micro injection apparatus and its execution system - Google Patents
Fluid micro injection apparatus and its execution system Download PDFInfo
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- CN206881959U CN206881959U CN201720587500.9U CN201720587500U CN206881959U CN 206881959 U CN206881959 U CN 206881959U CN 201720587500 U CN201720587500 U CN 201720587500U CN 206881959 U CN206881959 U CN 206881959U
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Abstract
The utility model discloses a kind of execution system of fluid micro injection apparatus and there is its fluid micro injection apparatus, execution system includes：Including：Matrix；Moving element；Lever, lever is located in executing agency's installation cavity and the both ends of lever are movable, and the first end of lever is connected with moving element to control moving element activity；Bearing pin is swung, bearing pin is swung and is located in executing agency's installation cavity, the second end of lever is connected to be pivoted around swing bearing pin with swinging bearing pin；Actuator；Executive component；Controller；Adjustment element, adjustment element are located in executing agency's installation cavity and are connected with actuator to adjust the operating position of actuator., can be with the pretightning force of adjustment actuating mechanism, so as to adjust the activity displacement of moving element to adjust the fluid injection effect of fluid micro injection apparatus according to the execution system of the fluid micro injection apparatus of the utility model embodiment.
Description
Technical field
It the utility model is related to a kind of execution system of fluid micro injection apparatus and the fluid with the execution system be micro-
Measure 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, realize that fluid micro sprays.Secondary motion causes to wear to closing element both ends, and replacement frequency increases, and safeguards into
This increase；Closing element raising height can not be adjusted or degree of regulation is not high, cause impact needed for fluid injection unadjustable
Or regulation is inaccurate, causes fluid injection effect to be unsatisfactory for requiring；Related accessory installing/dismounting is cumbersome, causes efficiency of assembling low,
Maintenance is changed inconvenient.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.
Therefore, the utility model proposes a kind of execution system of fluid micro injection apparatus, execution system precision regulation
Convenient, fluid injection effect is good.
The utility model also proposes a kind of fluid micro injection apparatus with above-mentioned execution system.
According to the execution system of the fluid micro injection apparatus of the utility model first aspect embodiment, including：Matrix, institute
State and executing agency's installation cavity is defined in matrix, described matrix is provided with the positioning hole turned on executing agency's installation cavity；
Moving element, the moving element are movably located in the positioning hole；Lever, the lever are located at executing agency's peace
In behaveing affectedly and the lever both ends it is movable, the first end of the lever is connected with the moving element to control the activity
Element activity；Swing bearing pin, it is described swing bearing pin be located in executing agency's installation cavity, the second end of the lever with it is described
Bearing pin is swung to be connected to pivot around the swing bearing pin；Actuator, the actuator are telescopically located at executing agency's peace
In behaveing affectedly, the actuator is connected with the second end of the lever to control the lever activity；Executive component, it is described to perform member
Part is telescopically located in executing agency's installation cavity, the diameter parallel of the axis of the executive component and the actuator and
It is connected with the second end of the lever to adjust the pretightning force of the actuator, the axis for swinging bearing pin and the actuator
Axis and the executive component axis it is vertical and in the horizontal direction between the actuator and the executive component,
Controller, the controller are connected with the actuator to control the actuator to stretch；Adjustment element, the adjustment element are set
It is connected in executing agency's installation cavity and with the actuator to adjust the operating position of the actuator.
According to the execution system of the fluid micro injection apparatus of the utility model embodiment, by setting executive component and tune
Whole element, can be after execution system assembles completion, the accurate pretightning force for adjusting actuator, so as to adjust fluid micro injection
The fluid injection effect of device.
According to one embodiment of the present utility model, the swing bearing pin is formed as column, and described matrix, which is provided with, to be suitable to
The locating slot of the swing bearing pin is installed, the lower surface at the second end of the lever is provided with the cooperation coordinated with the swing bearing pin
Concave surface, the swing bearing pin are located between the locating slot and the cooperation concave surface.
According to one embodiment of the present utility model, the section of the locating slot is formed as circular arc and the locating slot
Radius is equal to the radius of the swing bearing pin, and the section for coordinating concave surface is formed as circular arc and the radius for coordinating concave surface
More than the radius of the swing bearing pin.
According to one embodiment of the present utility model, described one end for swinging bearing pin is provided with lug bosses at end part, and the end is convex
Platform stops the bottom surface at the second end to the lever to limit the setting height(from bottom) of the lever.
According to one embodiment of the present utility model, the lever is provided with the axle sleeve coordinated with the bearing pin, the axle
It is set on the bearing pin and pivotable around the bearing pin.
According to one embodiment of the present utility model, the adjustment element is located at the upper end of the actuator and the adjustment
Jacking block on actuator, the lower end of the actuator and the second end of the lever are provided between the upper end of element and the actuator
Between be provided with jacking block under actuator, jacking block stops the lower end to the actuator and the second end of the lever under the actuator.
According to one embodiment of the present utility model, the lower surface of the adjustment element is formed as upwardly recessed arc
Face, the upper surface of jacking block is formed as the arcwall face projected upwards on the actuator, the upper surface of jacking block on the actuator
Radius is less than the radius of the lower surface of the adjustment element.
According to one embodiment of the present utility model, the upper surface at the second end of the lever is provided with the first projection, described
First raised section is formed as circular arc, and the lower surface of jacking block is provided with recess, the section shape of the recess under the actuator
It is less than the radius of the recess as the radius of circular arc and first projection.
According to one embodiment of the present utility model, the lower surface of the first end of the lever is provided with the second projection, described
Second raised section is formed as circular arc and the only upper surface to the moving element.
According to one embodiment of the present utility model, described matrix is provided with actuator adjustment hole, and the execution system is also
Including：Actuator pre-loading screw, the actuator pre-loading screw be movably located in the actuator adjustment hole and with it is described
Jacking block is connected to adjust the pretightning force of the actuator on actuator.
According to one embodiment of the present utility model, the actuator pre-loading screw passes through spiral shell with the actuator adjustment hole
Line connects, and the execution system also includes actuator backing-up screw, the actuator backing-up screw and the actuator adjustment hole
It is threadedly coupled and only supports the actuator pre-loading screw.
According to one embodiment of the present utility model, the actuator pre-loading screw passes through locking screw parent phase with described matrix
Even.
According to one embodiment of the present utility model, the executive component is formed as performing spring, and described matrix is provided with
Spring adjustment hole is performed, the execution system also includes：Jacking block on spring is performed, jacking block is movably set on the execution spring
It is connected on the matrix and with the upper end of the execution spring；Perform spring pre-tightening screw, the execution spring pre-tightening screw
Movably it is located in the execution spring adjustment hole and is connected with jacking block on the execution spring to adjust the execution spring
Pretightning force；Jacking block under spring is performed, jacking block is located between the execution lower spring end and the lever under the execution spring
And only support the second end of the execution spring and the lever.
According to one embodiment of the present utility model, jacking block includes on the execution spring：The upper small axle of jacking block, the upper top
The small axle of block is plugged on the upper end of the execution spring；Upper jacking block stopper section, the radial dimension of the upper jacking block stopper section are more than institute
State the radial dimension of the small axle of jacking block and only support the upper end of the execution spring；The upper jacking block axis of guide, the upper jacking block axis of guide
Movably it is plugged in the execution spring adjustment hole along the axial direction of the execution spring adjustment hole.
According to one embodiment of the present utility model, the execution spring pre-tightening screw leads to the execution spring adjustment hole
Threaded connection is crossed, the execution system also includes performing spring backing-up screw, the execution spring backing-up screw and the execution
Spring adjustment hole is threadedly coupled and only supports the execution spring pre-tightening screw.
According to one embodiment of the present utility model, the execution spring pre-tightening screw leads to the execution spring adjustment hole
Locking nut is crossed to be connected.
According to one embodiment of the present utility model, the upper end for performing jacking block under spring is provided with the small axle of lower jacking block, institute
The lower end that the small axle of lower jacking block is plugged on the execution spring is stated, the upper surface at the second end of the lever is provided with the 3rd raised, institute
State the 3rd raised section and be formed as circular arc, the lower surface for performing jacking block under spring is provided with breach, and the breach is cut
Face is formed as circular arc and the 3rd raised radius is less than the radius of the breach.
According to the fluid micro injection apparatus of the utility model second aspect embodiment, including according to above-described embodiment
Fluid micro injection apparatus execution system.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the structural representation according to the execution system of the fluid micro injection apparatus of the utility model one embodiment
Figure；
Fig. 2 is the structural representation according to the matrix of the execution system of the fluid micro injection apparatus of the utility model embodiment
Figure；
Fig. 3 is the structural representation according to the lever of the execution system of the fluid micro injection apparatus of the utility model embodiment
Figure；
Fig. 4 is the structure according to the swing bearing pin of the execution system of the fluid micro injection apparatus of the utility model embodiment
Schematic diagram；
Fig. 5 is the structure according to the moving element of the execution system of the fluid micro injection apparatus of the utility model embodiment
Schematic diagram；
Fig. 6 is shown according to the structure of the guide holder of the execution system of the fluid micro injection apparatus of the utility model embodiment
It is intended to；
Fig. 7 is jacking block on the actuator according to the execution system of the fluid micro injection apparatus of the utility model embodiment
Structural representation；
Fig. 8 is jacking block under the actuator according to the execution system of the fluid micro injection apparatus of the utility model embodiment
Structural representation；
Fig. 9 is the structure according to the adjustment element of the execution system of the fluid micro injection apparatus of the utility model embodiment
Schematic diagram；
Figure 10 is pushed up on the execution spring according to the execution system of the fluid micro injection apparatus of the utility model embodiment
The structural representation of block；
Figure 11 is pushed up under the execution spring according to the execution system of the fluid micro injection apparatus of the utility model embodiment
The structural representation of block；
Figure 12 is shown according to the structure of the execution system of the fluid micro injection apparatus of the utility model another embodiment
It is intended to.
Reference：
Execution system 100；
Matrix 110；Executing agency's installation cavity 111；Positioning hole 112；Locating slot 113；Controller installation cavity 114；Actuator
Adjustment hole 115；Perform spring adjustment hole 116；
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；3rd projection 1414；
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；Axle sleeve 147；Actuator pre-loading screw 148；Actuator backing-up screw 149；
Guide holder 150；Pilot hole 151；Positioning boss 152；Installation notch 1521；Upper convex cylindrical 153；
First flexible member 160；
Executive component 180；Perform jacking block 181 on spring；The upper small axle 1811 of jacking block；Upper jacking block stopper section 1812；Upper jacking block
The axis of guide 1813；Perform spring pre-tightening screw 182；Perform jacking block 183 under spring；The lower small axle 1831 of jacking block；Breach 1832；Perform
Spring backing-up screw 184；
Locking nut 190.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.In addition, define " first ", one or more this feature can be expressed or be implicitly included to the feature of " second ".
In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The execution system of the fluid micro injection apparatus according to the utility model embodiment is specifically described below in conjunction with the accompanying drawings
100。
As shown in Figures 1 to 12, wrapped according to the execution system 100 of the fluid micro injection apparatus of the utility model embodiment
Include matrix 110, moving element 120, lever 141, swing bearing pin 146, actuator 142, executive component 180, controller 143 and adjust
Whole element 130.
Specifically, executing agency's installation cavity 111 is defined in matrix 110, matrix 110 is provided with to be installed with executing agency
The positioning hole 112 that chamber 111 turns on, moving element 120 are movably located in positioning hole 112, and lever 141 is located at executing agency's peace
Behaveing affectedly, 111 interior and lever 141 both ends are movable, and the first end of lever 141 is connected with moving element 120 to control moving element
120 activities.Bearing pin 146 is swung to be located in executing agency's installation cavity 111, the second end of lever 141 be connected with swing bearing pin 146 with
Pivoted around bearing pin 146 is swung, actuator 142 is telescopically located in executing agency's installation cavity 111, actuator 142 and lever 141
The second end be connected and be telescopically located in executing agency's installation cavity 111 with the activity of control lever 141, executive component 180, perform
The diameter parallel of the axis of element 180 and actuator 142 and it is connected with the second end of lever 141 to adjust the pre- of actuator 142
Clamp force, the axis for swinging bearing pin 146 are vertical with the axis of actuator 142 and the axis of executive component 180 and in the horizontal direction
Between actuator 142 and executive component 180, adjustment element 130 is connected with actuator 142 to adjust the actuating position of actuator
Put, controller 143 is connected with actuator 142 to control actuator 142 flexible.
As depicted in figs. 1 and 2, matrix 110 is provided with executing agency's installation cavity 111 and positioning hole 112, execution system it is big
Parts thereof is installed in executing agency's installation cavity 111, and moving element 120 is located in positioning hole 112 and and actuator
142 coordinate to be driven by actuator 142, adjustment element 130 be located in executing agency's installation cavity 111 and with the phase of actuator 142
Even to adjust the operating position of actuator 142, actuator 142 and executive component 180 are respectively provided in executing agency's installation cavity 111
And it is connected with the second end of lever 141, actuator 142 and executive component 180 are in the horizontal direction positioned at swing bearing pin 146
Both sides, i.e. both sides positioned at the pivotal axis of lever 141, executive component 180 it is scalable with adjust the operating position of lever 141 from
And the pretightning force of actuator 142 is adjusted, actuator 142 is reached preferably motion original state, to reach adjustment spraying system
The purpose of 100 fluid injection effect.
Wherein, the left end in Fig. 1 and Fig. 2 is the first end of lever 141, and 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 to live up and down
Drive moving element 120 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 and can adjust the pretightning force to 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 preferably motion initial
State, the moving displacement of moving element 120 then by actuator 142, realized under different voltages by caused different displacements.In addition,
The controller installation cavity 114 of controller 143 can be provided for installing in matrix 110.
Wherein it should be noted that can be by execution system according to the fluid micro injection apparatus of the utility model embodiment
100 and flow channel component composition, execution system 100 be mainly used in control moving element 120 operation, flow channel component is provided with and fluid
The runner of contained structure circulation, execution system 100 by controlling the displacement for whether running and running of moving element 120, with
Flow channel component can open or close the nozzle of flow channel component when coordinating, so as to reach opening, close fluid micro injection apparatus
Or the purpose of the jeting effect of regulation fluid micro injection apparatus.The structure of flow channel component is to those skilled in the art
It is appreciated that and easily realize, therefore be not described in detail.
Thus, according to the execution system 100 of the utility model embodiment, by setting executive component 180 and adjustment element
130, the accurate pretightning force for adjusting actuator 142, lever 141, actuating can be passed through after execution system 100 assembles completion
The cooperation of device 142, adjustment element 130 and executive component 180, can be conveniently adjusted the activity displacement of moving element 120, from
And adjust the fluid injection effect of fluid micro injection apparatus.
According to one embodiment of the present utility model, swing bearing pin 146 and be formed as column, matrix 110, which is provided with, is suitable to peace
Dress swings the locating slot 113 of bearing pin 146, and the cooperation that the lower surface at the second end of lever 141 is provided with swinging the cooperation of bearing pin 146 is recessed
Face 1411, swing bearing pin 146 and be located between locating slot 113 and cooperation concave surface 1411.
Specifically, as depicted in figs. 1 and 2, matrix 110 is provided with locating slot 113, is provided with locating slot 113 and swings bearing pin
146, the lower surface of the right-hand member of lever 141, which is provided with, coordinates concave surface 1411, coordinates concave surface 1411 to coordinate with swinging bearing pin 146, lever
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 positioned at the left side for swinging bearing pin 146, the i.e. contact point of lever 141 and moving element 120 and lever 141 and actuating
The contact point of device 142 is positioned at the same side for swinging bearing pin 146.Thus, when actuator 142 stretches, its right-hand member to lever 141
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 are more convenient
With it is accurate.
In some embodiments of the present utility model, 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, swing bearing pin 146 is can be positioned in locating slot 113 and remains stationary as, matches somebody with somebody
The section for closing concave surface 1411 is formed as circular arc and coordinates the radius of concave surface 1411 to be more than the radius for swinging bearing pin 146, beneficial to shape
Into linear contact lay is rotated, friction effects are reduced, ensure the displacement and power transmission of actuator 142.
Alternatively, according to one embodiment of the present utility model, the one end for swinging bearing pin 146 is provided with lug bosses at end part 1461,
Lug bosses at end part 1461 stops the bottom surface at the second end to lever 141 to limit the setting height(from bottom) of lever 141.Specifically, such as Fig. 4 institutes
Show, the one end for swinging bearing pin 146 is provided with semicircular lug bosses at end part 1461, and lug bosses at end part 1461 stops the right-hand member to lever 141
Bottom surface, the setting height(from bottom) of lever 141 is limited, be easy to assemble.
In other embodiments of the present utility model, lever 141 is provided with the axle coordinated with swinging bearing pin 146
Set 147, axle sleeve 147 is set on dynamic bearing pin 146 and moving bearing pin 146 is pivotable.
Specifically, as shown in figure 12, in the present embodiment, swing is cooperatively formed with swinging bearing pin 146 using axle sleeve 147
Axle, the effect that lever 141 rotates around swinging axle can be equally realized, while limit can also be played to the upper-lower position of lever 141
Make and use.
As shown in figure 1, in some embodiments of the present utility model, adjustment element 130 is located at actuator 142
Jacking block 144, the lower end of actuator 142 and thick stick on actuator are provided between upper end and the upper end of adjustment element 130 and actuator 142
Jacking block 145 under actuator is provided between second end of bar 141, jacking block 145 stops lower end and lever to actuator 142 under actuator
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 support 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 the present utility model, the lower surface of adjustment element 130 is formed as upwardly recessed arcwall face,
The upper surface of jacking block 144 is formed as the arcwall face projected upwards on actuator, and the radius of the upper surface of jacking block 144 is small on actuator
Radius in the lower surface of adjustment element 130.
As shown in figure 1, 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 some embodiments of the present utility model, the upper surface at the second end of lever 141 is provided with the
One projection 1412, the section of the first projection 1412 are formed as circular arc, and the lower surface of jacking block 145 is provided with recess under actuator
1451, the radius that the section of recess 1451 is formed as circular arc and the first projection 1412 is less than the radius of recess 1451.
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
Support as circular arc and only the upper surface of moving element 120.
Specifically, as shown in figures 1 and 3, the upper surface of the right-hand member of lever 141 is provided with the first projection 1412, under 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
Wiping power influences, and ensures the displacement and power transmission of actuator 142.The lower surface of the left end of lever 141 is provided with the second projection 1413, the
Only the upper surface to moving element 120, arc-shaped bulge-structure advantageously form linear contact lay to two projections 1413, reduce frictional force shadow
Ring.
Wherein, lever 141 is high rigidity structure, ensures that each contact surface during long-term work, does not deform upon shadow
Ring displacement, the transmission of impact.
According to one embodiment of the present utility model, matrix 110 is provided with actuator adjustment hole 115, and execution system 100 is also
Including actuator pre-loading screw 148, actuator pre-loading screw 148 be movably located in actuator adjustment hole 115 and with actuating
Jacking block 144 is connected to adjust the pretightning force of actuator 142 on device.
Alternatively, as shown in figure 1, in some embodiments of the present utility model, actuator pre-loading screw 148 with
Actuator adjustment hole 115 is connected through a screw thread, and execution system 100 also includes actuator backing-up screw 149, actuator backing-up screw
149 are threadedly coupled with actuator adjustment hole 115 and only support actuator pre-loading screw 148.
That is, the lower end of actuator pre-loading screw 148 is formed and spherical and with adjustment element 130 upper plane matches
Close, ensure to piezo-activator 142 apply pretightning force when for point contact, ensure piezo-activator 142 in assembling process not by
Damage, actuator pre-loading screw 148 is engaged with the installation screw thread of execution system matrix 110, and uses fine thread, guarantee pair
Pretightning force can carry out fine adjustments.
The lower surface of actuator backing-up screw 149 is formed as what is be engaged with the upper transverse plane of actuator pre-loading screw 148
Plane, prevent actuator pre-loading screw 148 from releasing in the course of the work, so as to influence the pretightning force applied, the locking spiral shell of actuator
Nail 149 is engaged with the installation screw thread of execution system matrix 110, and uses fine thread, is ensured to actuator pre-loading screw 148
Lock locking.
In other embodiments of the present utility model, as shown in figure 12, actuator pre-loading screw 148 and matrix
110 are connected by locking nut 190.Thus, coordinated by locking nut 190 and matrix 110, can equally play locking and make
With.
According to one embodiment of the present utility model, executive component 180 is formed as performing spring, and matrix 110 is provided with and held
Row spring adjustment hole 116, execution system 100 also include performing jacking block 181 on spring, perform spring pre-tightening screw 182 and perform
Jacking block 183 under spring.
Wherein, perform jacking block 181 on spring to be movably located on matrix 110 and with the upper end of execution spring be connected, hold
Row spring pre-tightening screw 182, which is movably located at, to be performed in spring adjustment hole 116 and is connected with performing jacking block 181 on spring to adjust
The pretightning force of section execution spring, perform jacking block 183 under spring and be located between execution lower spring end and lever 141 and only support execution bullet
Second end of spring and lever 141.
Specifically, it is vertical with axle of spring to perform the upper surface of spring, and it is tight with performing the base plane of jacking block 181 on spring
Contiguity is touched, and is easy to perform spring pre-tightening screw 182 to performing spring application pretightning force, is performed lower surface and the axle of spring of spring
Vertically, and the upper plane with performing jacking block 183 under spring is in close contact, and opposite force is delivered to by lever 141 piezoelectric actuated
On device 142, the application to the pretightning force of piezo-activator 142 is realized, and ensures force value stabilization, performs the internal diameter of spring with performing bullet
Jacking block 183 under spring, perform jacking block 183 on spring and coordinate, be easy to ensure that spring position is stable.Perform spring pre-tightening screw 182 with
The fit structure and execution spring pre-tightening screw 182 of matrix 110 are similar with the fit structure of matrix 110, therefore no longer retouch in detail
State.
In some embodiments of the present utility model, perform spring on jacking block 181 include the small axle 1811 of upper jacking block,
Upper jacking block stopper section 1812 and the upper jacking block axis of guide 1813.Wherein, the small axle 1811 of upper jacking block is plugged on the upper end for performing spring, on
The radial dimension of jacking block stopper section 1812 is more than the radial dimension of the small axle 1811 of upper jacking block and only supports the upper end for performing spring, upper top
The block axis of guide 1813 is movably plugged on along the axial direction for performing spring adjustment hole 116 and performed in spring adjustment hole 116.Thus,
Jacking block 181 can effectively limit execution spring position, guarantee effect force direction on the execution spring of the structure, and be easy to holding
Row spring applies the active force of axial direction, is easy to the transmission of pretightning force.
Alternatively, as shown in figure 1, according to one embodiment of the present utility model, spring pre-tightening screw 182 is performed with performing
Spring adjustment hole 116 is connected through a screw thread, and execution system also includes performing spring backing-up screw 184, performs spring backing-up screw
184 are threadedly coupled and only to execution spring pre-tightening screw 182 with performing spring adjustment hole 116.
As shown in figure 12, in other embodiments of the present utility model, spring pre-tightening screw 182 is performed with holding
Row spring adjustment hole 116 is connected by locking nut 190.Perform the fit structure of spring backing-up screw 184 and matrix 110 and upper
It is similar with the fit structure of matrix 110 to state execution spring backing-up screw 18, therefore is not described in detail.
According to one embodiment of the present utility model, the upper end for performing jacking block 183 under spring is provided with the small axle 1831 of lower jacking block,
The lower small axle 1831 of jacking block is plugged on the lower end for performing spring, and the upper surface at the second end of lever 141 is provided with the 3rd projection 1414, the
The section of three projections 1414 is formed as circular arc, and the lower surface for performing jacking block 183 under spring is provided with breach 1832, breach 1832
The radius that section is formed as circular arc and the 3rd projection 1414 is less than the radius of breach.Perform jacking block 183 and lever 141 under spring
Fit structure and actuator under jacking block 145 it is similar with the fit structure of lever 141, therefore be not described in detail.
According to one embodiment of the present utility model, 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, moving element
120 are movably located on guide holder 150 along the axial direction of pilot hole 151.Thus, it is possible to ensure the active rail of moving element 120
Mark, improve its operation stability.
Alternatively, as shown in figure 5, 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 are 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 coordinates 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, it is right in lever 141 by setting the first flexible member 160 between moving element 120 and guide holder 150
After the active force of moving element 120 disappears, moving element 120 can act on next time in the restoring force of the first flexible member 160
Again to initial position, the switch to flow channel component and regulation, use and more convenient operation are realized.
In some embodiments of the present utility model, guide holder 150 includes positioning boss 152 and upper convex cylindrical
153, wherein, positioning boss 152 is detachably arranged in positioning hole 112, such as can be threaded connection, when positioning boss 152
After being tightened with the positioning hole 112 of matrix 110, the bottom surface of positioning boss 152 is concordant with the bottom surface of matrix 110, the axle of guide holder 150
Line is coaxial with positioning hole 112 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 the radial dimension of positioning boss 142, the upper convex cylindrical 153 of the insertion of pilot hole 151 and positioning boss 152, the first bullet to size
Property element 160 be formed as being set in the convex cylindrical 153 and both ends only bullet to positioning boss 152 and upper end platform 123 respectively
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, ensures force value stabilization.
In addition, installation notch 1521 can also be set, so as to facilitate the interior scarf of positioning boss 152 on positioning boss 152
Close, be easy to the installation and removal of guide holder 150 and matrix 110.
The assembling of the execution system 100 of the fluid micro injection apparatus according to the utility model embodiment is detailed below
Process and assembly features.
First, bearing pin 146 will be swung to be fitted into locating slot 113, and the lug bosses at end part 1461 for swinging bearing pin 146 is downward.
Then, jacking block 183 under jacking block 181 on spring, execution spring 4, execution spring will be performed and load execution system matrix
In 110, the upper jacking block axis of guide 1813 for performing spring is fitted into the execution spring adjustment hole 116 of execution system matrix 110, and holds
Row spring inside diameter loads on the upper small axle 1811 of jacking block and the small axle 1831 of lower jacking block, and ensures to perform the upper and lower plane of spring with performing
Jacking block 183 under spring, perform the plane of jacking block 181 on spring and be engaged.
It is then followed by loading lever 141, the cooperation concave surface 1411 of lever 141 is assembled together with swinging bearing pin 146, left end
It is bonded with the upper surface of the second flexible member 180, lower plane is bonded with the boss face of lug bosses at end part 1461.
Jacking block 145 under jacking block 144, actuator 142, actuator on adjustment element 130, actuator is loaded in sequence again
In matrix 110, the side elevation of adjustment element 130 coordinates with the side elevation of matrix 110, the recess 1451 of jacking block 145 under actuator
Coordinate with the first projection 1412 of the right-hand member of lever 141.
Then load actuator pre-loading screw 148, perform spring pre-tightening screw 182, and sphere and actuator are adjusted into member
Plane contact on part 130, the upper jacking block axis of guide 1813, and by adjusting corresponding screw-in depth, reaching piezo-activator 142 needs
The pretightning force wanted, be then charged into actuator backing-up screw 149, perform spring backing-up screw 184, and with actuator pre-loading screw
148th, spring pre-tightening screw 182 is performed to be in close contact.
Finally, moving element 120, the first flexible member 160, guide holder 150 are assembled together, then pass through guide holder
Being threaded into positioning hole 112 on 150.Thus the assembling of the execution system 100 of fluid micro injection apparatus can be achieved, respectively
Individual device into intimate coordinates, and in addition to the swing free degree of lever 141, other frees degree are restricted to zero.
The assembly features of 100 each part of execution system 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, ensure the centre of sphere of jacking block 144 on actuator in piezoelectricity
On the axis of actuator 142, the axis phase of the concave surface axis of the recess 1451 of jacking block 145 and piezo-activator 142 under actuator
Hand over and vertical.
The execution spring tune of execution system matrix 110 need to be loaded by performing the upper jacking block axis of guide 1813 of jacking block 181 on spring
In knothole 116, then execution spring inside diameter is loaded and performed on spring on the small axle 1811 of jacking block, and perform plane and execution on spring
The lower plane of jacking block 181 is engaged on spring, then the small axle 1831 of lower jacking block for performing jacking block 183 under spring is loaded and performed under spring
Hold in internal diameter, and perform the plane of jacking block 183 under spring and be engaged with performing lower spring end face.
In assembling, the projection of 141 right-hand member of lever the 3rd 1414 is assembled with performing the breach 1832 of jacking block 183 under spring
It is good, the left end of lever 141 is pressed downward by assembly tooling, compression performs spring, makes the right-hand member convex surface position of lever 141 reduce,
Be easy to load on bonding actuator under jacking block 144, actuator jacking block 145 piezo-activator 142.
, it is necessary to which adjustment element 130 to be loaded to the adjustment of the matrix 110 of execution system 100 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 actuator
First projection 1412 of the recess 1451 of lower jacking block 145 and lever 141 is assembled.
Load actuator pretension in the actuator adjustment hole 115 and execution spring adjustment hole 116 of execution system matrix 110
Screw 148 and execution spring pre-tightening screw 182, make plane on sphere and actuator adjustment element 130, perform jacking block on spring
Plane contact on 181, the pretightning force of piezo-activator 142 is adjusted by adjusting the screw-in amount of two pre-loading screws respectively,
When guarantee reaches reasonable pretension force value, ensure that lever 141 now reaches horizontality.
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, the positioning boss 152 of guide holder 150 is matched somebody with somebody with the positioning hole 112 of execution system matrix 110 and merge fastening, while ensure 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.
Include being sprayed according to the fluid micro of above-described embodiment according to the fluid micro injection apparatus of the utility model embodiment
The execution system 100 of injection device, due to being imitated according to the execution system 100 of the utility model above-described embodiment with above-mentioned technology
Fruit, therefore, corresponding technique effect is also had according to the fluid micro injection apparatus of the utility model embodiment, you can with effective
Adjust fluid injection effect.
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 describe
Structure, material or feature are contained at least one embodiment or example of the present utility model.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (18)
- A kind of 1. execution system of fluid micro injection apparatus, it is characterised in that including：Matrix, executing agency's installation cavity is defined in described matrix, and described matrix is provided with and led with executing agency's installation cavity Logical positioning hole；Moving element, the moving element are movably located in the positioning hole；Lever, the lever is located in executing agency's installation cavity and the both ends of the lever are movable, and the of the lever One end is connected with the moving element to control the moving element activity；Bearing pin is swung, the swing bearing pin is located in executing agency's installation cavity, the second end and the swing of the lever Bearing pin is connected to be pivoted around the swing bearing pin；Actuator, the actuator are telescopically located in executing agency's installation cavity, the actuator and the lever Second end is connected to control the lever activity；Executive component, the executive component are telescopically located in executing agency's installation cavity, the axis of the executive component With the diameter parallel of the actuator and being connected with the second end of the lever to adjust the pretightning force of the actuator, the pendulum The axis of dynamic bearing pin is vertical with the axis of the actuator and the axis of the executive component and in the horizontal direction positioned at described Between actuator and the executive component；Controller, the controller are connected with the actuator to control the actuator to stretch；Adjustment element, the adjustment element are located in executing agency's installation cavity and are connected with the actuator with described in adjustment The operating position of actuator.
- 2. the execution system of fluid micro injection apparatus according to claim 1, it is characterised in that the swing bearing pin shape As column, described matrix, which is provided with, to be suitable to install the locating slot for swinging bearing pin, the lower surface at the second end of the lever Provided with it is described swing bearing pin coordinate cooperation concave surface, it is described swing bearing pin be located at the locating slot with it is described cooperation concave surface it Between.
- 3. the execution system of fluid micro injection apparatus according to claim 2, it is characterised in that the locating slot is cut Face is formed as circular arc and the radius of the locating slot is equal to the radius for swinging bearing pin, and the section for coordinating concave surface is formed It is more than the radius for swinging bearing pin for circular arc and the radius for coordinating concave surface.
- 4. the execution system of fluid micro injection apparatus according to claim 3, it is characterised in that the swing bearing pin One end is provided with lug bosses at end part, and the bottom surface that the lug bosses at end part stops the second end to the lever is high to limit the installation of the lever Degree.
- 5. the execution system of fluid micro injection apparatus according to claim 3, it is characterised in that the lever is provided with The axle sleeve coordinated with the swing bearing pin, the axle sleeve are set on the swing bearing pin and pivotable around the swing bearing pin.
- 6. the execution system of fluid micro injection apparatus according to claim 1, it is characterised in that the adjustment element is set Jacking block on actuator, the cause are provided between the upper end of the actuator and the upper end of the adjustment element and the actuator Jacking block under actuator is provided between the lower end of dynamic device and the second end of the lever, jacking block only supports the actuating under the actuator The lower end of device and the second end of the lever.
- 7. the execution system of fluid micro injection apparatus according to claim 6, it is characterised in that the adjustment element Lower surface is formed as upwardly recessed arcwall face, and the upper surface of jacking block is formed as the arcwall face projected upwards on the actuator, The radius of the upper surface of jacking block is less than the radius of the lower surface of the adjustment element on the actuator.
- 8. the execution system of fluid micro injection apparatus according to claim 6, it is characterised in that the second of the lever The upper surface at end is provided with first raised, and the described first raised section is formed as circular arc, the following table of jacking block under the actuator Face is provided with recess, and the section of the recess is formed as circular arc and the first raised radius is less than the radius of the recess.
- 9. the execution system of fluid micro injection apparatus according to claim 6, it is characterised in that the first of the lever The lower surface at end is provided with the second projection, and the described second raised section is formed as circular arc and the only upper end to the moving element Face.
- 10. the execution system of fluid micro injection apparatus according to claim 6, it is characterised in that set in described matrix There is actuator adjustment hole, the execution system also includes：Actuator pre-loading screw, the actuator pre-loading screw are movably set It is connected in the actuator adjustment hole and with jacking block on the actuator to adjust the pretightning force of the actuator.
- 11. the execution system of fluid micro injection apparatus according to claim 10, it is characterised in that the actuator is pre- Tight screw is connected through a screw thread with the actuator adjustment hole, and the execution system also includes actuator backing-up screw, the cause Dynamic device backing-up screw is threadedly coupled with the actuator adjustment hole and only supports the actuator pre-loading screw.
- 12. the execution system of fluid micro injection apparatus according to claim 10, it is characterised in that the actuator is pre- Tight screw is connected with described matrix by locking nut.
- 13. the execution system of fluid micro injection apparatus according to claim 1, it is characterised in that the executive component Be formed as performing spring, described matrix, which is provided with, performs spring adjustment hole, and the execution system also includes：Perform jacking block on spring, it is described perform jacking block on spring movably set on the matrix and with the execution spring Upper end is connected；Perform spring pre-tightening screw, the execution spring pre-tightening screw be movably located in the execution spring adjustment hole and with Jacking block is connected to adjust the pretightning force of the execution spring on the execution spring；Jacking block under spring is performed, jacking block is located between the execution lower spring end and the lever and only supported under the execution spring Second end for performing spring and the lever.
- 14. the execution system of fluid micro injection apparatus according to claim 13, it is characterised in that the execution spring Upper jacking block includes：The upper small axle of jacking block, the upper small axle of jacking block are plugged on the upper end of the execution spring；Upper jacking block stopper section, the radial dimension of the upper jacking block stopper section are more than the radial dimension of the upper small axle of jacking block and only supported The upper end for performing spring；The upper jacking block axis of guide, axial direction of the upper jacking block axis of guide along the execution spring adjustment hole are movably plugged on described Perform in spring adjustment hole.
- 15. the execution system of fluid micro injection apparatus according to claim 13, it is characterised in that the execution spring Pre-loading screw is connected through a screw thread with the execution spring adjustment hole, and the execution system also includes performing spring backing-up screw, The execution spring backing-up screw is threadedly coupled with the execution spring adjustment hole and only supports the execution spring pre-tightening screw.
- 16. the execution system of fluid micro injection apparatus according to claim 13, it is characterised in that the execution spring Pre-loading screw is connected with the execution spring adjustment hole by locking nut.
- 17. the execution system of fluid micro injection apparatus according to claim 13, it is characterised in that the execution spring The upper end of lower jacking block is provided with the small axle of lower jacking block, and the lower small axle of jacking block is plugged on the lower end of the execution spring, the lever The upper surface at the second end is provided with the 3rd projection, and the described 3rd raised section is formed as circular arc, described to perform jacking block under spring Lower surface be provided with breach, the section of the breach is formed as circular arc and the 3rd raised radius is less than the breach Radius.
- 18. a kind of fluid micro injection apparatus, it is characterised in that including the fluid micro any one of claim 1-17 The execution system of injection apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720587500.9U CN206881959U (en) | 2017-05-23 | 2017-05-23 | Fluid micro injection apparatus and its execution system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720587500.9U CN206881959U (en) | 2017-05-23 | 2017-05-23 | Fluid micro injection apparatus and its execution system |
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| CN206881959U true CN206881959U (en) | 2018-01-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108927301A (en) * | 2017-05-23 | 2018-12-04 | 常州铭赛机器人科技股份有限公司 | Fluid micro injection apparatus and its execution system |
| CN117548291A (en) * | 2024-01-12 | 2024-02-13 | 常州铭赛机器人科技股份有限公司 | Piezoelectric injection valve system and method of assembling same |
| CN108927301B (en) * | 2017-05-23 | 2024-05-24 | 常州铭赛机器人科技股份有限公司 | Fluid microjet device and execution system thereof |
-
2017
- 2017-05-23 CN CN201720587500.9U patent/CN206881959U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108927301A (en) * | 2017-05-23 | 2018-12-04 | 常州铭赛机器人科技股份有限公司 | Fluid micro injection apparatus and its execution system |
| CN108927301B (en) * | 2017-05-23 | 2024-05-24 | 常州铭赛机器人科技股份有限公司 | Fluid microjet device and execution system thereof |
| CN117548291A (en) * | 2024-01-12 | 2024-02-13 | 常州铭赛机器人科技股份有限公司 | Piezoelectric injection valve system and method of assembling same |
| CN117548291B (en) * | 2024-01-12 | 2024-04-02 | 常州铭赛机器人科技股份有限公司 | Piezoelectric injection valve system and method of assembling same |
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