Invention content
The present invention for solve technical problem present in known technology provide a kind of flexible dispersion micro Ball clamping with it is fixed
Position device carries out clamping and positioning for microballoon process to microballoon.
The present invention is adopted the technical scheme that solve technical problem present in known technology:A kind of flexibility distributing
Microballoon clamping and positioning device include clamping and conversion system, transposition are loaded workbench and vision detection system, the vision inspection
Examining system includes CCD camera, light source and computer equipped with micro magnifier head, and the light source provides light for the CCD camera
According to the CCD camera is used to shoot the image of microballoon, and the picture signal is transferred to the computer, and the computer is aobvious
Show the image of microballoon and extracts the center location information of microballoon;The transposition workbench that is loaded includes opposite left side mobile platform
With right side fixed platform, the right side fixed platform is identical as the cellular construction that is loaded of microballoon machining tool, solid on the right side
The right side of fixed platform is equipped with vertical positioning datum end face, is equipped with and the positioning datum end face in the right side fixed platform
Vertical V-groove;The left side mobile platform is fixed on fine motion translation stage, and V-groove is equipped on the left side mobile platform,
V-groove in the right side fixed platform is identical as the V-groove cross-sectional shape on the left side mobile platform and coaxial phase
It is right;Right side quick-speed jigs are installed in the right side fixed platform, left side is installed on the left side mobile platform quickly
Fixture, the right side quick-speed jigs are identical with the left side quick-speed jigs structure, include firm banking, compress cantilever, connecting rod
" 7 " font handle is hinged with the compression cantilever, the middle part for compressing cantilever and institute in the upper back of the firm banking
The middle part for stating handle is connected by the connecting rod, and the middle part of one end of the connecting rod and the handle is hinged, the connecting rod it is another
One end and the middle part for compressing cantilever are hinged, and the lower end of the handle and the front lower portion of the firm banking are hinged, described
The cantilever end for compressing cantilever is equipped with perpendicular knob, perpendicular pressing plate is equipped in the lower end of the knob, described
It is clamped with spring between pressing plate and the compression cantilever;The clamping and conversion system include that vacuum-pumping system and structure are identical
Left clamper and right clamper, the clamper of the left and right two be equipped with microballoon absorption bar, microballoon absorption bar uses column
Shape structure, the microballoon absorption bar are equipped with the centre bore as negative pressure cavity, and the head end that bar is adsorbed in the microballoon is equipped with adsorption orifice,
The adsorption orifice is overlapped with the centre bore axis;It is equipped on the side wall that the microballoon adsorbs bar and connect with the centre bore
Aspirating hole;The tail end that bar is adsorbed in the microballoon is equipped with sliding screw core, and the sliding screw core is covered by differential thread and institute
Microballoon absorption bar connection is stated, two parts screw thread that rotation direction is identical and lead of screw thread is different, institute are equipped in differential thread set
A part of screw thread for stating differential thread set is connect with microballoon absorption bar, another part screw thread of the differential thread set and institute
The connection of sliding screw core is stated, is connected by flat key between the sliding screw core and microballoon absorption bar;The vacuum suction
System includes left solenoid valve and right solenoid valve, and the left solenoid valve is connect with the aspirating hole of the left clamper, the right electromagnetism
Valve is connect with the aspirating hole of the right clamper, and the left solenoid valve is connected with the right solenoid valve by vacuum hose, in institute
It states and is connected with pressure gauge, throttle valve and minipump on vacuum hose;It is fixed on the right side when the right clamper is arranged
When in the V-groove of platform, the pressing plate of the right side quick-speed jigs is crimped on the microballoon absorption bar of the right clamper;When described
When right clamper is arranged in the V-groove of the left side mobile platform, the pressing plate of the left side quick-speed jigs is crimped on the right side
On the microballoon absorption bar of clamper, when the left clamper is arranged in the V-groove of the right side fixed platform, the right side is fast
The pressing plate of fast fixture is crimped on the microballoon absorption bar of the left clamper.
The adsorption orifice uses horn-type structure.
The invention has the advantages and positive effects that:
1) using the adsorption orifice coaxial with absorption bar, microballoon (0.5~1mm of diameter) is carried out in the way of vacuum suction
Absorption is fixed, and can be ensured that the centre of sphere of microballoon is on the axis of absorption bar, be ensure that the axially position precision of microballoon;
2) it is loaded the identical right side fixed platform of cellular construction using with microballoon machining tool, in conjunction with using vision-based detection system
The microballoon central cross position reference line that system calibrates, adjustment determine the position for being adsorbed on the microballoon on right clamper, Neng Goubao
After card microballoon is loaded, microballoon center has degree of precision, and can ensure that microballoon is transferred to from Set and Positioning system and add
The positional precision can be kept after in work machine tool system.
3) the identical left clamper of structure and right clamper, the agent structure use pair of left clamper and right clamper are taken
Couple can ensure the two cylindricity having the same and higher concentricity, realize that microballoon is solid by way of vacuum suction
Fixed and transposition, ensure that the precision that is loaded and replaces.
4) use V-groove and quick-speed jigs that can realize that 5 point locations, position deviation can be less than 5 μm.
5) microballoon (0.5~1mm of diameter) is fixed by the way of vacuum suction, can be discharged as needed,
It is easy to implement automation, transposition can be fast implemented and gripped.
6) screw thread differential differential tuning structure is used, can ensure that the center of different-diameter microballoon is constant, adjustable range ±
1mm adjusts resolution ratio and is less than 2 μm.
In conclusion the present invention carries out clamping and positioning, energy using flexible dispersion micro Ball Set and Positioning system to microballoon
It enough conveniently realizes being loaded for inter process to change the outfit, and can ensure precision, it is easy to operate, it is efficient.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is that the right holder structure of the present invention cuts open figure;
Fig. 3 is the left side mobile platform structural schematic diagram of the present invention;
Fig. 4 is the right side fixed platform structural schematic diagram of the present invention;
Fig. 5-1 is one of the right side quick-speed jigs structural schematic diagram of the present invention;
Fig. 5-2 is the right side quick-speed jigs second structural representation of the present invention.
In figure:1-1, left clamper;1-2, right clamper;1-3, left solenoid valve;1-4, right solenoid valve;1-5, vacuum are soft
Pipe;1-6, pressure gauge;1-7, throttle valve;1-8, minipump;1-9, microballoon adsorb bar;1-10, centre bore;1-11, absorption
Mouthful;1-12, aspirating hole;1-13, sliding screw core;1-14, differential thread set;1-15, flat key;1-16, microballoon;2-1, left side are moved
Moving platform;2-2, right side fixed platform;2-3, positioning datum end face;2-4, V-groove;2-5, V-groove;2-6, left side quickly press from both sides
Tool;2-7, right side quick-speed jigs;2-8, fine motion translation stage;2-9, firm banking;2-10, cantilever is compressed;2-11, connecting rod;2-12、
Handle;2-13, knob;2-14, pressing plate;2-15, spring;3-1, CCD camera;3-2, light source.
Specific implementation mode
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and coordinate attached drawing
Detailed description are as follows:
Please refer to attached drawing, a kind of flexible dispersion micro Ball clamping includes that clamping and conversion system, transposition fill with positioning device
Card workbench and vision detection system.
The vision detection system includes CCD camera 3-1, light source 3-2 and the computer for being equipped with micro magnifier head, described
Light source 3-2 provides illumination for the CCD camera 3-1, and the CCD camera 3-1 is used to shoot the image of microballoon, and the image is believed
Number it is transferred to the computer, the image of the Computer display microballoon and the center location information for extracting microballoon.It is sensed with CCD
CCD camera of the device as core component disclosure satisfy that the needs that micron order high accuracy positioning is carried out to microballoon, disclosure satisfy that figure
As the high requirement of resolution ratio and picture signal signal-to-noise characteristic.Micro magnifier head can ensure vision detection system to shooting
The optical amplifier function of image.Light source 3-2 can ensure to generate source of parallel light.
The transposition workbench that is loaded includes opposite left side mobile platform 2-1 and right side fixed platform 2-2, the right side
Fixed platform 2-2 is identical as the cellular construction that is loaded of microballoon machining tool, is equipped on the right side of the right side fixed platform 2-2 perpendicular
Straight positioning datum end face 2-3 is equipped with the V-type vertical with the positioning datum end face 2-3 on the right side fixed platform 2-2
Slot 2-4;The left side mobile platform 2-1 is fixed on fine motion translation stage 2-8, and V-type is equipped on the left side mobile platform 2-1
The cross sections V-groove 2-5 on the V-groove 2-4 and left side mobile platform 2-1 on slot 2-5, the right side fixed platform 2-2
Shape is identical and coaxial opposite.
Right side quick-speed jigs 2-7 is installed on the right side fixed platform 2-2, on the left side mobile platform 2-8
It is identical with the left side quick-speed jigs 2-6 structures that left side quick-speed jigs 2-6, the right side quick-speed jigs 2-7 are installed, include
Firm banking 2-9, cantilever 2-10, connecting rod 2-11 and " 7 " font handle 2-12 are compressed, in the upper back of the firm banking 2-9
It is hinged with the compression cantilever 2-10, the middle part for compressing cantilever 2-10 and the middle part of the handle 2-12 pass through the connecting rod
2-11 connections, one end of the connecting rod 2-11 and the middle part of the handle 2-12 are hinged, the other end of the connecting rod 2-11 and institute
The middle part for stating compression cantilever 2-10 is hinged, and the lower end of the handle 2-12 and the front lower portion of the firm banking 2-9 are hinged, in institute
The cantilever end for compressing cantilever 2-10 is stated equipped with perpendicular knob 2-13, is equipped in the lower end of the knob 2-13 perpendicular
Pressing plate 2-14, be clamped with spring 2-15 between the pressing plate 2-14 and the compression cantilever 2-10.Right side V-groove 2-4 and
Left side V-groove 2-5, can adsorb the microballoon of the left clamper 1-1 formed by mating plate on bar and the microballoon of right clamper 1-2 adsorbs
The cylindrical surface of bar carries out 5 point locations, ensures the concentricity of left clamper 1-1 and right clamper 1-2.
The clamping and conversion system include vacuum-pumping system and structure identical left clamper 1-1 and right clamper 1-
2, the clamper of the left and right two is equipped with microballoon absorption bar 1-9, and the microballoon absorption bar 1-9 uses column structure, described micro-
Ball adsorbs bar 1-9 equipped with the centre bore 1-10 as negative pressure cavity, and adsorption orifice 1- is equipped in the head end of microballoon absorption bar 1-9
11, the adsorption orifice 1-11 is overlapped with the centre bore 1-10 axis;It is equipped with and institute on the side wall of microballoon absorption bar 1-9
State the aspirating hole 1-12 of centre bore 1-10 connections;It is equipped with sliding screw core 1-13 in the tail end of microballoon absorption bar 1-9, it is described
Sliding screw core 1-13 covers 1-14 by differential thread and is connect with microballoon absorption bar 1-9, covers 1-14 in the differential thread
It is interior to be equipped with rotation direction is identical and lead of screw thread is different two parts screw thread, a part of screw thread of the differential thread set 1-14 with it is described
Microballoon adsorbs bar 1-9 connections, and another part screw thread of the differential thread set 1-14 is connect with the sliding screw core 1-13, institute
It states and is connected by flat key 1-15 between sliding screw core 1-13 and microballoon absorption bar 1-9.
The vacuum-pumping system includes left solenoid valve 1-3 and right solenoid valve 1-4, the left solenoid valve 1-3 and the left side
The aspirating hole of clamper 1-1 connects, and the right solenoid valve 1-4 is connect with the aspirating hole of the right clamper 1-2, the left electromagnetism
Valve 1-1 is connected with the right solenoid valve 1-2 by vacuum hose 1-5, be connected on the vacuum hose 1-5 pressure gauge 1-6,
Throttle valve 1-7 and minipump 1-8.After vacuum-pumping system starts, minipump 1-8 is in normally opened working condition, root
According to the reading of pressure vacuum gauge 1-6, negative pressure is adjusted to setting state by adjusting control throttle valve 1-7, and pneumatic circuit is made to generate volume
Determine negative pressure.
When the right clamper 1-2 is arranged in the V-groove of the right side fixed platform 2-2, the right side quickly presss from both sides
The pressing plate 2-14 of tool 2-7 is crimped on the microballoon absorption bar 1-9 of the right clamper 1-2;When the right clamper 1-2 settings exist
When in the V-groove 2-5 of the left side mobile platform 2-1, the pressing plate 2-14 of the left side quick-speed jigs 2-6 is crimped on the right folder
On the microballoon absorption bar 1-9 of holder 1-2, the left clamper 1-1 is arranged in the V-groove 2-4 of the right side fixed platform 2-2
When, the pressing plate 2-14 of the right side quick-speed jigs 2-7 is crimped on the microballoon absorption bar 1-9 of the left clamper 1-1.
In the present embodiment, the adsorption orifice 1-11 uses horn-type structure, in order to the microballoon of suitable for multiple sizes.
Using the above-mentioned flexible method disperseed micro Ball clamping and carry out microballoon clamping and positioning with positioning device:
One) the lateral position reference line at microballoon center is calibrated using the vision detection system.
Two) start the minipump 1-8, open the right solenoid valve 1-4, adsorbed using the right clamper 1-2
Microballoon 1-16 to be processed.
Three) microballoon of right clamper 1-2 absorption bar is placed in the V-groove of the right side fixed platform 2-2, is made
The end of the sliding screw core 1-13 of the right clamper 1-2 leans against on the positioning datum end face 2-3.
Four) the handle 2-12 for pushing the right side quick-speed jigs 2-7, makes the pressing plate 2-14 of the right side quick-speed jigs 2-7
Level is slightly compressed on the microballoon absorption bar of the right clamper 1-2, ensures that the right clamper 1-2 under the effect of external force can
It moves left and right, similarly hereinafter, repeats no more.
Five) differential thread for rotating the right clamper 1-2 covers 1-14, in the sliding spiral shell for keeping the right clamper 1-2
In the case that the end of bar core 1-13 is contacted with the positioning datum end face 2-3 always, the position at microballoon center is adjusted to institute
State lateral position reference line.
Six) the handle 2-12 that the right side quick-speed jigs 2-7 is pulled on, unclamps the right side quick-speed jigs 2-17, will be described
Right clamper 1-2 takes out, and is fixed on being loaded in unit for microballoon machining tool, waits for that microballoon 1-16 protrudes the hemisphere outside adsorption orifice
After processing is completed, the right clamper 1-2 is taken out out of microballoon machining tool the unit that is loaded in face;
Seven) the absorption bar of the right clamper 1-2 is placed in the V-groove 2-5 of the left side mobile platform 2-1, under
The handle 2-12 for pressing the left side quick-speed jigs 2-6 makes the pressing plate 2-14 levels of the left side quick-speed jigs 2-6 be slightly compressed to described
On the microballoon absorption bar 1-9 of right clamper 1-2, the knob 2-13 of the left side quick-speed jigs 2-6 is rotated to gear is compressed, is made
The pressing plate 2-14 levels of the left side quick-speed jigs 2-6 are pressed on the microballoon absorption bar 1-9 of the right clamper 1-2.
Eight) microballoon of left clamper 1-1 absorption bar 1-9 is placed on to the V-groove 2- of the right side fixed platform 2-2
In 4, the end of the sliding screw core 1-13 of the left clamper 1-1 is made to lean against on the positioning datum end face 2-3.
Nine) the handle 2-12 for pushing the right side quick-speed jigs 2-7, makes the pressing plate 2-14 of the right side quick-speed jigs 2-7
Level is slightly compressed on the microballoon absorption bar 1-9 of the left clamper 1-1, and the right side quick-speed jigs 2-7 knobs 2-13 is rotated
To gear is compressed, the pressing plate 2-14 levels of the right side quick-speed jigs 2-7 is made to be pressed on the microballoon absorption of the left clamper 1-1
On bar 1-9.
Ten) the fine motion translation stage 2-8 is adjusted, the microballoon 2-16 being adsorbed on the right clamper 1-2 is made to be leaned on along axis
The adsorption orifice 1-11 of the nearly left clamper 1-1.
One) 10 observe the image of the Computer display, when microballoon 2-16 enters the adsorption orifice 1- of the left clamper 1-1
After 11, the left solenoid valve 1-3 is opened, closes the right solenoid valve 1-2, microballoon 2-16 is inhaled from the right clamper 1-2
It is attached on the left clamper 1-1, and can ensure the machined surface of adsorption microspheres, exposed green surface completes the 180 of microballoon
Degree transposition is loaded.
Two) 10 adjust the fine motion translation stage 2-8, make to withdraw setting position to thereafter.
10 differential threads for three) rotating the left clamper 1-1 cover 1-14, in the sliding for keeping the left clamper 1-1
In the case that the end of screw rod core 1-13 is contacted with the positioning datum end face 2-3 always, microballoon center is adjusted to institute
State lateral position reference line.
10 four) on pull the handle 2-12 of the right side quick-speed jigs 2-7, unclamp the right side quick-speed jigs 2-7, will be described
Left clamper 1-1 takes out, and is fixed on being loaded in unit for microballoon machining tool, after the completion of waiting for microballoon 1-16 overall processings, from micro-
The left clamper 1-1 is taken out in the unit that is loaded of ball machining tool.
Five) 10 close the left solenoid valve 1-3, microballoon 1-16 is discharged into designated position, completes the processing of microballoon 1-16.