CN208196535U - Adjustable precise positioning device - Google Patents
Adjustable precise positioning device Download PDFInfo
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- CN208196535U CN208196535U CN201820732576.0U CN201820732576U CN208196535U CN 208196535 U CN208196535 U CN 208196535U CN 201820732576 U CN201820732576 U CN 201820732576U CN 208196535 U CN208196535 U CN 208196535U
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Abstract
The utility model discloses a kind of adjustable precise positioning devices, including the first positioning mechanism, the second positioning mechanism and support plate, workpiece to be processed is placed on support plate, workpiece is three sides rectangular patch workpiece to be processed, the first machined surface and third machined surface of workpiece are opposite face, one of them is equipped with the first positioning mechanism, another to be equipped with the second positioning mechanism, third machined surface is equipped with the second positioning mechanism, corresponds to locating plate at non-processing face；First positioning mechanism and the locating plate are origin reference location mechanism, and the second positioning mechanism is buffer-type positioning mechanism.The utility model is matched by the first positioning mechanism and the second positioning mechanism, the two sides opposite to workpiece, origin reference location is wherein constituted using the one side that the first positioning mechanism or locating plate position, the positioning of buffer compensation type is constituted using the another side of the second positioning mechanism, realize the precise positioning to sheet-like workpiece, improve the final precision of product, the positioning suitable for the polishing process of mobile phone light guide panel.
Description
Technical field
The utility model belongs to production and processing technical field, in particular to a kind of three side of rectangular patch workpiece that is suitable for needs
The positioning device to be processed.
Background technique
In the machining process of sheet-like workpiece, such as the processes such as polishing, cutting, the positioning accuracy of machining apparatus is to piece
The final precision of shape workpiece has important influence.It is illustrated by taking mobile phone light guide panel as an example below:
Currently, mobile phone light guide panel is by after being molded and producing, clipped to obtain single light guide plate, single light guide plate is also needed
It to be processed by shot blasting using polishing mechanism, light guide plate is the high-tech product that linear light source is changed into area source, light guide plate
Side and surface smoothness all have important influence to brightness, the soft degree etc. of the changing effect and light of linear light source.And
In the polishing process of mobile phone light guide panel, since polishing motor belongs to the motor that runs at high speed, 20000 revolution per second of turn up, therefore it is right
The required precision of light guide plate product space is high, however the first positioning mechanism positioning accuracy in the prior art is undesirable, light guide plate
It is easy offset, can not accomplish precise positioning, influence product quality；
For example Chinese patent " positioning mechanism and conveying device and localization method using it " (101279679 B of CN) is public
The positioning mechanism positioning opened is not accurate enough, it is also necessary to improve.
Utility model content
The utility model passes through the first positioning mainly solving the technical problems that provide a kind of adjustable precise positioning device
Mechanism and the second positioning mechanism match, the two sides opposite to workpiece, wherein using the first positioning mechanism or locating plate
The one side of positioning constitutes origin reference location, constitutes the positioning of buffer compensation type using the another side of the second positioning mechanism, realizes to sheet
The precise positioning of workpiece, and be not easy to scratch workpiece, the final precision of product is improved, especially suitable for the polished of mobile phone light guide panel
The full-automatic polishing for realizing mobile phone light guide panel is accelerated in positioning in journey.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of adjustable precise
Positioning device, including the first positioning mechanism, the second positioning mechanism and support plate place workpiece to be processed on the support plate, described
Workpiece is the rectangular patch workpiece that three sides need to process, and defining the side that the workpiece needs to process is machined surface, and point
Not Wei the first machined surface, the second machined surface and third machined surface, do not need processing side be non-processing face, the first machined surface and
Third machined surface is opposite face, one of them is equipped with first positioning mechanism, another to be equipped with second positioning mechanism, third
Machined surface is equipped with second positioning mechanism, corresponds to locating plate at the non-processing face；First positioning mechanism and described fixed
Bit slice is origin reference location mechanism, and second positioning mechanism is buffer-type positioning mechanism；
The first machined surface and the third processing of the workpiece are realized by the first positioning mechanism and second positioning mechanism
The positioning of face direction；The locating plate is fixed on the support plate, real by second positioning mechanism and the locating plate
Second machined surface of the existing workpiece and the positioning in non-processing face.
In order to solve the above-mentioned technical problem, the further technical solution that the utility model uses is:
First positioning mechanism includes locating rod, the first fixed block, the first sliding block, the first sliding rail, tension spring, first base
And micrometer, first sliding rail are fixed on the first base, and the locating rod is installed on first fixed block, and described
One fixed block is fixed on first sliding block, and the micrometer is installed on the micrometric screw of the first base and the micrometer
It is butted on first fixed block, one end of the tension spring is installed on the first base and the other end is installed on described first and fixes
Block, first sliding block can be translated along first sliding rail；
When positioning, the end of the locating rod is butted on the side for needing the workpiece positioned, passes through micrometer described in turn
Knob pushes the first fixed block and the first sliding block to translate to drive locating rod close to workpiece along first sliding rail, and passes through drawing
Spring moves back the first fixed block and the first sliding block to drive locating rod far from workpiece.
It further says, second positioning mechanism includes positioning bearing, locating piece, the second fixed block, the second sliding block, the
Two sliding rails, elastic component and the second fixing seat, the positioning bearing are installed on the end of the locating piece, and the locating piece is installed on
Second fixed block, second fixed block install second sliding block, and it is fixed that second sliding rail is installed on described second
Seat, second sliding block can be translated along second sliding rail, be installed between second fixed block and second fixing seat
The elastic component, by the deformation of the elastic component drive the second sliding block along second sliding rail translate to drive locating piece and
Bearing support is positioned close or remote from workpiece；
First positioning mechanism further includes fine-tuning nut, and the fine-tuning nut passes through the second fixing seat, micro- by turn
It adjusts the distance between the second fixed block and second fixing seat described in nut adjustment and then adjusts between positioning bearing and workpiece
Distance.
It further says, first fixed block has several location holes passed through for the locating rod, all described
Y direction of the axis of location hole each parallel to the first fixed block.
It further says, one end of the locating rod forms positioning head, and the positioning head includes that the first inclined-plane and second are oblique
Face, and the first inclined-plane and the second inclined-plane intersect and form positioning side.
It further says, second positioning mechanism further includes bolt, and the bolt passes through second fixing seat, described
One end of elastic component is placed on the end of the bolt, and the other end is contacted with the second fixed block.
Further to say, the top of outer ring of the positioning bearing outwardly protrudes to form a circle positive stop lug boss, when positioning, institute
The outer ring for stating positioning bearing is butted on the side of the workpiece and the positive stop lug boss extends to the upper surface of workpiece.
It further says, further includes first driving mechanism of driving first positioning mechanism close to or far from the support plate
And driving is located at second positioning mechanism at the third machined surface of the workpiece close to or far from the second of the support plate
Driving mechanism；
It further include control system, first driving mechanism and second driving mechanism are electrically connected with the control system
It connects.
It further says, first driving mechanism includes the first flat-removing air cyclinder, third sliding block and third sliding rail, passes through institute
The push rod for stating the first flat-removing air cyclinder pushes third sliding block to slide that first positioning mechanism is driven to lean on along the third sliding rail
Close or remote from the support plate；Second driving mechanism includes the second flat-removing air cyclinder, Four-slider and the 4th sliding rail, by described
The push rod of second flat-removing air cyclinder pushes Four-slider to slide to drive second positioning mechanism close along the 4th sliding rail
Or far from the support plate.
It further says, first positioning mechanism, second positioning mechanism and support plate are mounted on workbench, described
Workbench is followed successively by the first workbench, the second workbench and third workbench from top to bottom, first positioning mechanism and is set to
The second positioning mechanism at the third machined surface is mounted on the first workbench, the support plate and is set to second machined surface
Second positioning mechanism at place is mounted on third workbench；Second workbench can be along the X-axis side of first workbench
To the third workbench can be along the second workbench Y direction alternating translational.
The beneficial effects of the utility model are:
The first, the utility model includes the first positioning mechanism, the second positioning mechanism and support plate, is placed on support plate to be processed
Workpiece, workpiece are three sides rectangular patch workpiece to be processed, and the first machined surface and third machined surface of workpiece are opposite face,
One of them is equipped with the first positioning mechanism, and another to be equipped with the second positioning mechanism, third machined surface is equipped with the second positioning mechanism, non-to add
Work corresponds to locating plate at face；First positioning mechanism and locating plate are origin reference location mechanism, and the second positioning mechanism is fixed for buffer-type
Position mechanism；By matching for the first positioning mechanism and the second positioning mechanism, the two sides opposite to workpiece, wherein using the
One positioning mechanism or the one side of locating plate positioning constitute origin reference location, using the another of the second positioning mechanism with positioning bearing
Face constitutes the positioning of buffer compensation type, realizes the precise positioning to sheet-like workpiece, and be not easy to scratch workpiece, improves the final essence of product
Degree accelerates the full-automatic polishing for realizing mobile phone light guide panel especially suitable for the positioning in the polishing process of mobile phone light guide panel；
The second, first positioning mechanism of the utility model include locating rod, the first fixed block, the first sliding block, the first sliding rail,
Tension spring, first base and micrometer push the first fixed block and the first sliding block along the first sliding rail by the knob of turn micrometer
Translation moves back the first fixed block and the first sliding block by tension spring to drive locating rod to drive locating rod close to workpiece
It far from workpiece, can be matched with other first positioning mechanisms, realize to the precise positioning of sheet-like workpiece, improve product most
Whole precision, especially suitable for the positioning in the polishing process of mobile phone light guide panel, while the appearance of the adjustable precise positioning device,
So that the full automatic polishing of mobile phone light guide panel has the possibility realized, accelerate the paces that mobile phone light guide panel full automatic polishing is realized；
Third, the utility model the second positioning mechanism include positioning bearing, locating piece, the second fixed block, the second sliding block,
Second sliding rail, elastic component and the second fixing seat push the second fixed block and the second sliding block sliding along second by turn fine-tuning nut
Rail translation is to drive locating piece and the nearly workpiece of positioning Bearing support, and the rotation by positioning bearing is by the first positioning mechanism and work
Sliding friction between part is converted into rolling friction, reduces frictional force along with the buffer function of elastic component and avoids the side of workpiece
Face is scratched, hurts, and guarantees product quality, can match with other first positioning mechanisms, realizes to sheet-like workpiece
Precise positioning improves the final precision of product, especially suitable for the positioning in the polishing process of mobile phone light guide panel, while the positioning
The appearance of mechanism accelerates mobile phone light guide panel and automatically throws so that the full automatic polishing of mobile phone light guide panel has the possibility realized
The paces that light is realized；
4th, the first fixed block of first positioning mechanism of the utility model has the location hole passed through for locating rod,
The distance of the axial line distance first base of middle a positioning hole is greater than the distance of the axial line distance first base of another location hole, first is that
It is more easily implemented the precise positioning to the sheet-like workpiece of different-thickness, universal strong；Two when being provided with multiple location holes, to sheet
In workpiece position fixing process, it is ipsilateral as long as using first positioning mechanism an of the utility model can at least two-point locating, behaviour
Make simplicity, and positioning accuracy is high；
5th, the first inclined-plane of the positioning head of the locating rod of first positioning mechanism of the utility model and the intersection of the second inclined-plane
And positioning side is formed, sheet-like workpiece is positioned by positioning side, in the side out-of-flatness of sheet-like workpiece, can still guarantee it
Setting accuracy；
6th, second positioning mechanism of the utility model is equipped with fine-tuning nut, and it is solid to adjust second by turn fine-tuning nut
Determine the distance between block and the second fixing seat and then adjust positioning the distance between bearing and workpiece, it is easier to realize to different rulers
The precise positioning of very little sheet-like workpiece, universal strong；
7th, the top of the outer ring of the positioning bearing of second positioning mechanism of the utility model outwardly protrudes to form circle limit
Position boss, when positioning, the outer ring for positioning bearing is butted on the side of workpiece and positive stop lug boss extends to the upper surface of workpiece, limit convex
Platform plays position-limiting action, prevents sheet-like workpiece from tilting, and improves positioning accuracy, the final mass of the product after guaranteeing processing；
Nine, the utility model further includes the first positioning mechanism of driving close to or far from the first driving mechanism of support plate and drive
Second driving machine of dynamic second positioning mechanism at the third machined surface of the workpiece close to or far from the support plate
Structure further includes control system, and workbench can also realize the alternating translational of X axis and Y-axis under control of the control system, on
State the full-automatic process for being advantageously implemented workpiece.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is one of Local map of Fig. 1；
Fig. 3 is two (from another viewpoint) of the Local map of Fig. 1；
Fig. 4 is one of the structural schematic diagram of first positioning mechanism of the utility model；
Fig. 5 is the second structural representation of the first positioning mechanism of utility model；
Fig. 6 is the decomposition texture schematic diagram of first positioning mechanism of the utility model；
Fig. 7 is one of the structural schematic diagram of second positioning mechanism of the utility model；
Fig. 8 is the second structural representation of the second positioning mechanism of utility model；
Fig. 9 is the decomposition texture schematic diagram of second positioning mechanism of the utility model；
Figure 10 is the structural schematic diagram of the support plate of the utility model；
Each section label is as follows in attached drawing:
First positioning mechanism 10, locating rod 101, the first inclined-plane 1011, the second inclined-plane 1012, positioning side 1013, first are solid
Determine block 102, location hole 1021, gap 1022, the first sliding block 103, sliding rail 104, tension spring 105, first base 106, micrometer
107, the second positioning mechanism 20, positioning bearing 201, positive stop lug boss 2011, locating piece 202, mounting groove 2021, kidney slot 2022,
Second fixed block 203, threaded hole 2031, the second sliding block 204, the second sliding rail 205, elastic component 206, the second fixing seat 207, fine tuning
Nut 208, second base 209, bolt 2010, support plate 50, locating plate 501, adsorption hole 502, the first driving mechanism 40, first are flat
Move cylinder 401, third sliding block 402, third sliding rail 403, the second driving mechanism 60, the second flat-removing air cyclinder 601, Four-slider 602,
4th sliding rail 603, the first workbench 100, the first mounting base 1001, the first support 1002, the second mounting base 1003, the second support
1004, X axis sliding rail 1005, X axis sliding block 1006, X axis servo motor 1007, X axis screw rod 1008, the second workbench
200, Y-axis sliding rail 2001, Y-axis sliding block 2002, Y-axis servo motor 2003, third workbench 300, third mounting base
3001, the 5th sliding block 3002, third flat-removing air cyclinder 3003 and third support 3004.
Specific embodiment
Illustrate specific embodiment of the present utility model below by way of particular specific embodiment, those skilled in the art can
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, that is, under the scope of revealed without departing substantially from the utility model, can give different modification and change.
X-axis direction and Y direction in the utility model are the conventional representations according to the equipment for being equipped with the positioning device
Definition, i.e., the direction of primary motion towards the equipment is X-direction.
Embodiment: a kind of adjustable precise positioning device, such as Fig. 1 to Fig. 3, there are also shown in Figure 10, including the first localization machine
Structure 10, the second positioning mechanism 20 and support plate 50 place workpiece to be processed (meaning not shown) on the support plate 50, and the workpiece is
Three sides need the rectangular patch workpiece processed, and defining the side that the workpiece needs to process is machined surface, and respectively the
One machined surface, the second machined surface and third machined surface, the side for not needing processing is non-processing face, and the first machined surface and third add
Work face is opposite face, one of them is equipped with first positioning mechanism, another to be equipped with second positioning mechanism, third machined surface
Equipped with second positioning mechanism, locating plate 501 is corresponded at the non-processing face；First positioning mechanism and the locating plate
It is origin reference location mechanism, second positioning mechanism is buffer-type positioning mechanism；
The first machined surface and the third processing of the workpiece are realized by the first positioning mechanism and second positioning mechanism
The positioning of face direction；The locating plate is fixed on the support plate, real by second positioning mechanism and the locating plate
Second machined surface of the existing workpiece and the positioning in non-processing face.
In the present embodiment, the locating plate is the sheet metal for being fixed on the edge of support plate.The positioning device is equipped with two groups,
Improve processing efficiency.
In the present embodiment, the support plate has multiple adsorption holes 502, and negative-pressure vacuum adsorption system and the adsorption hole connect
It connects, the workpiece is adsorbed in the support plate by negative-pressure vacuum.In the present embodiment, the workpiece is mobile phone light guide panel, due to work
Part is relatively thin, and mobile phone light guide panel is fixed on support plate using negative-pressure vacuum system.
In the present embodiment, in order to improve processing efficiency, it is equipped with two groups of positioning devices, it is contemplated that the size of mobile phone light guide panel is advised
Lattice and a shorter side do not need to process, and use two group of first positioning mechanism in its longer side i.e. the first machined surface,
Another longer side, that is, third machined surface is added using the second positioning mechanism described in two groups in its shorter one side i.e. second
Work face is positioned using the second positioning mechanism described in one group, another shorter side using locating plate.
As shown in Fig. 4 to Fig. 6, first positioning mechanism includes locating rod 101, the first fixed block 102, the first sliding block
103, the first sliding rail 104, tension spring 105, first base 106 and micrometer 107, first sliding rail are fixed on first bottom
Seat, the locating rod are installed on first fixed block, and first fixed block is fixed on first sliding block, the micrometer
The micrometric screw for being installed on the first base and the micrometer is butted on first fixed block, one end installation of the tension spring
In the first base and the other end is installed on first fixed block, and first sliding block can be flat along first sliding rail
It moves；
When positioning, the end of the locating rod is butted on the side for needing the workpiece positioned, passes through micrometer described in turn
Knob pushes the first fixed block and the first sliding block to translate to drive locating rod close to workpiece along first sliding rail, and passes through drawing
Spring moves back the first fixed block and the first sliding block to drive locating rod far from workpiece.
Second positioning mechanism include positioning bearing 201, locating piece 202, the second fixed block 203, the second sliding block 204,
Second sliding rail 205, elastic component 206 and the second fixing seat 207, the positioning bearing is installed on the end of the locating piece, described
Locating piece is installed on second fixed block, and second fixed block installs second sliding block, and second sliding rail is installed on
Second fixing seat, second sliding block can be translated along second sliding rail, and second fixed block is solid with described second
The elastic component is installed between reservation, by the deformation of the elastic component drive the second sliding block along second sliding rail translation to
Drive locating piece and positioning Bearing support close or remote from workpiece；
First positioning mechanism further includes fine-tuning nut 208, and the fine-tuning nut passes through the second fixing seat, passes through turn
Fine-tuning nut adjust the distance between second fixed block and second fixing seat so that adjust positioning bearing and workpiece it
Between distance.
First fixed block has several location holes 1021 passed through for the locating rod, all location holes
Y direction of the axis each parallel to the first fixed block.
One end of the locating rod forms positioning head, and the positioning head includes the first inclined-plane 1011 and the second inclined-plane 1012,
And first inclined-plane and the second inclined-plane intersect and form positioning side 1013.
In the present embodiment, the locating rod is round bar.The precision of the micrometer is 0.01mm.Therefore this first positioning mechanism
It can be realized the precise positioning of workpiece.
There are two the location hole tools.
Wherein the distance of the axial line distance first base of a location hole is greater than the axial line distance of another location hole
The distance of first base.
The height on the positioning side is 5-15mm.
There is gap 1022, the locating rod can be in the positioning between the ontology and location hole of first fixed block
Bolt is moved through in hole and passes through the threaded hole of the first fixed block and tightens, and the locating rod is fixed on first fixation
Block.
Having apertured design between the ontology and location hole of first fixed block enables locating rod to move in positioning hole
It moves and passes through bolt across the threaded hole of the first fixed block and tighten locating rod is fixed on the first fixed block, by adjusting positioning
Bar can realize that relatively large-scale position adjusts and positions, and further increases the versatility and behaviour of the utility model to workpiece
Make simplicity.
First fixed block is connect with first sliding block for integral type or split type connection.
First sliding rail is connect with the first base for integral type or split type connection.
In the present embodiment, first fixed block and first sliding block are split type connection, first sliding rail and institute
Stating first base to be also is split type connection.
In the present embodiment, workpiece is mobile phone light guide panel, and the height on the positioning side is 10mm.
As shown in Fig. 7 to Fig. 9, second positioning mechanism further includes bolt 2010, and it is solid that the bolt passes through described second
Reservation, one end of the elastic component is placed on the end of the bolt, and the other end is contacted with the second fixed block.
The top of outer ring of the positioning bearing outwardly protrudes to form a circle positive stop lug boss 2011, when positioning, the positioning
The outer ring of bearing is butted on the side of the workpiece and the positive stop lug boss extends to the upper surface of workpiece.Positive stop lug boss plays limit
Effect, prevents sheet-like workpiece from tilting, and improves positioning accuracy, the final mass of the product after guaranteeing processing.
The locating piece, second fixed block and second sliding block connect for integral type or split type connection.This reality
It applies in example, above-mentioned three is seperated connection.
Second positioning mechanism further includes pedestal 209, and second fixing seat is installed on the pedestal, the pedestal,
Second fixing seat is connected with second sliding rail for integral type or split type connection.In the present embodiment, above-mentioned three is point
Body connection.
The end of the positioning bearing forms mounting groove 2021, and the mounting groove matches with the positioning bearing.
The mounting groove is step groove, and the step of the step groove and the top of the outer ring of the positioning bearing outwardly protrude
One circle positive stop lug boss match.
The height of the positive stop lug boss is 5-15mm, and the length of the positive stop lug boss protrusion is 8-15mm.The limit convex
The length that platform convex goes out refers to that positive stop lug boss protrudes from the distance of the outer surface of the outer ring of the positioning bearing.
The locating piece has kidney slot 2022, and the top of second fixed block has several threaded holes 2031, leads to
It crosses bolt and locating piece is installed on second fixed block across the kidney slot and threaded hole.
The locating piece of second positioning mechanism has kidney slot, and the top of the second fixed block has several threaded holes, passes through
Bolt passes through kidney slot and threaded hole and locating piece is installed on the second fixed block, by the different positions that bolt is tightened against to kidney slot
The adjustment that mate with threaded holes realizes locating piece extension elongation is set again, that is, realizes and is slightly significantly adjusted between positioning bearing and workpiece
It is whole.
In the present embodiment, workpiece is mobile phone light guide panel, it is preferred that the height of the positive stop lug boss is 6mm, the limit convex
The length that platform convex goes out is 10mm.
In the present embodiment, the elastic component is spring, but not limited to this.
The workpiece is not limited to mobile phone light guide panel, is sheet-like workpiece.If on sheet material is longer, can be used simultaneously multiple groups sheet
The first positioning mechanism and/or the second positioning mechanism of utility model.
It further include first driving mechanism 40 and driving of driving first positioning mechanism close to or far from the support plate
The second driving mechanism of second positioning mechanism at the third machined surface of the workpiece close to or far from the support plate
60；
It further include control system, first driving mechanism and second driving mechanism are electrically connected with the control system
It connects.
First driving mechanism 40 includes the first flat-removing air cyclinder 401, third sliding block 402 and third sliding rail 403, passes through institute
The push rod for stating the first flat-removing air cyclinder pushes third sliding block to slide that first positioning mechanism is driven to lean on along the third sliding rail
Close or remote from the support plate；Second driving mechanism 60 includes the second flat-removing air cyclinder 601, Four-slider 602 and the 4th sliding rail
603, push Four-slider to slide to drive described second along the 4th sliding rail by the push rod of second flat-removing air cyclinder
Positioning mechanism is close to or far from the support plate.
But not limited to this, first driving mechanism and second driving mechanism can also be that motor driven lead screw passes
It is dynamic.
First positioning mechanism, second positioning mechanism and support plate are mounted on workbench, and the workbench is under
To being above followed successively by the first workbench 100, the second workbench 200 and third workbench 300, first positioning mechanism and it is set to institute
It states the second positioning mechanism at third machined surface and is mounted on the first workbench, the support plate and be set at second machined surface
The second positioning mechanism be mounted on third workbench；Second workbench can along the X-direction of first workbench,
The third workbench can be along the second workbench Y direction alternating translational.
First driving mechanism is installed on the first workbench, and first positioning mechanism is installed on the first mounting base
1001, first mounting base is equipped with the third sliding block, and the third sliding rail, which is set to, is installed on first of the first workbench
Seat 1002, first flat-removing air cyclinder drive first positioning mechanism by third sliding block and third sliding rail close to or far from institute
State the first machined surface of workpiece；
Second driving mechanism at the third machined surface is installed on first workbench, and described second is fixed
Position mechanism is installed on the second mounting base 1003, and second mounting base is equipped with the Four-slider, and the 4th sliding rail is set to peace
The second support 1004 loaded on the first workbench, second flat-removing air cyclinder drive second positioning mechanism to pass through Four-slider
With the 4th sliding rail close to or far from the third machined surface of the workpiece；
The second driving mechanism at the second machined surface is installed on the third workbench, the second positioning mechanism peace
Loaded on third mounting base 3001, the third mounting base is equipped with the 5th sliding block 3002, is additionally provided with the 5th sliding rail (meaning not shown), the
Three flat-removing air cyclinders are installed on the third support 3004 of third workbench, and the third flat-removing air cyclinder 3003 drives second positioning
Mechanism passes through the 5th sliding block and the 5th sliding rail close to or far from the second machined surface of the workpiece；
Realize that second workbench can be along the structure of the X-direction alternating translational of first workbench are as follows: described
First workbench is equipped with X axis sliding rail 1005, and the bottom of second workbench is equipped with X axis sliding block 1006, first work
Make to be additionally provided with X axis servo motor 1007 and X axis screw rod 1008 between platform and second workbench, second workbench
It realizes under the cooperation of the X axis servo motor, X axis screw rod and X axis sliding rail and X axis sliding block in first work
Make the alternating translational of platform X axis；
Realize that the third workbench can be along the structure of the second workbench Y direction alternating translational are as follows: described
Two workbench are equipped with Y-axis sliding rail 2001, and the bottom of the third workbench is equipped with Y-axis sliding block 2002, second work
Y-axis servo motor 2003 and Y-axis screw rod (meaning not shown), the third work are additionally provided between platform and the third workbench
Make platform to realize under the cooperation of the Y-axis servo motor and Y-axis screw rod and Y-axis sliding rail and Y-axis sliding block described
The alternating translational of second workbench Y-axis.
In the present embodiment, first flat-removing air cyclinder, second flat-removing air cyclinder, the third flat-removing air cyclinder, X axis are watched
It takes motor and Y-axis servo motor is electrically connected with the control system.
The working principle and the course of work of the utility model are as follows:
After workpiece is placed, according to the size of sheet-like workpiece, the first positioning mechanism is adjusted by first base and is located at equipment
General location, then pull the position of locating rod, the threaded hole of the first fixed block is then passed through by bolt and tighten locating rod
It is fixed on the first fixed block, pushes the first fixed block and the first sliding block flat along the first sliding rail finally by the knob of turn micrometer
It moves to drive locating rod close to workpiece, and moves back the first fixed block and the first sliding block by tension spring to drive locating rod remote
From workpiece；The general location that the second positioning mechanism is located at equipment is adjusted later, and the second fixed block is pushed by turn fine-tuning nut
It translates to drive locating piece workpiece close with positioning Bearing support along the second sliding rail with the second sliding block, at this point, the outer ring of positioning bearing
It is butted on the side of workpiece and positive stop lug boss extends to the upper surface of workpiece, and by the rotation of positioning bearing by the first positioning mechanism
Sliding friction between workpiece is converted into rolling friction, reduces frictional force, i.e. the opposite two sides of workpiece are fixed by a benchmark
Position mechanism and buffer-type compensation positioning mechanism realize precise positioning；
In automation process, the first positioning mechanism can also be driven close or remote under the action of control system
The second driving mechanism of the first driving mechanism and the second positioning mechanism of driving close to or far from support plate from support plate, workbench
The alternating translational of X axis and Y-axis can be realized under control of the control system, it is above-mentioned to be advantageously implemented the full-automatic of workpiece
Change process.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure made based on the specification and figures of the utility model is applied directly or indirectly in other relevant technologies
Field is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of adjustable precise positioning device, it is characterised in that: including the first positioning mechanism (10), the second positioning mechanism (20)
With support plate (50), workpiece to be processed is placed on the support plate (50), the workpiece is the rectangular sheet that three sides need to process
Shape workpiece defines the side that the workpiece needs to process as machined surface, and respectively the first machined surface, the second machined surface and third
Machined surface, the side for not needing processing is non-processing face, and the first machined surface and third machined surface are opposite face, one of them is equipped with
First positioning mechanism, another to be equipped with second positioning mechanism, third machined surface is equipped with second positioning mechanism, described
Locating plate (501) are corresponded at non-processing face；First positioning mechanism and the locating plate are origin reference location mechanism, and described
Two positioning mechanisms are buffer-type positioning mechanism；
The first machined surface and the third machined surface institute of the workpiece are realized by the first positioning mechanism and second positioning mechanism
Positioning in direction；The locating plate is fixed on the support plate, realizes institute by second positioning mechanism and the locating plate
State the second machined surface of workpiece and the positioning in non-processing face.
2. adjustable precise positioning device according to claim 1, it is characterised in that: first positioning mechanism includes fixed
Position bar (101), the first fixed block (102), the first sliding block (103), the first sliding rail (104), tension spring (105), first base (106)
With micrometer (107), first sliding rail is fixed on the first base, and the locating rod is installed on first fixed block,
First fixed block is fixed on first sliding block, and the micrometer is installed on the survey of the first base and the micrometer
Micro- screw rod is butted on first fixed block, and one end of the tension spring is installed on the first base and the other end is installed on described
One fixed block, first sliding block can be translated along first sliding rail；
When positioning, the end of the locating rod is butted on the side for needing the workpiece positioned, passes through the knob of micrometer described in turn
The first fixed block and the first sliding block is pushed to translate to drive locating rod close to workpiece along first sliding rail, and will by tension spring
First fixed block and the first sliding block move back to drive locating rod far from workpiece.
3. adjustable precise positioning device according to claim 1, it is characterised in that: second positioning mechanism includes fixed
Position bearing (201), locating piece (202), the second fixed block (203), the second sliding block (204), the second sliding rail (205), elastic component
(206) and the second fixing seat (207), the positioning bearing are installed on the end of the locating piece, and the locating piece is installed on institute
The second fixed block is stated, second fixed block installs second sliding block, and second sliding rail is installed on second fixing seat,
Second sliding block can be translated along second sliding rail, between second fixed block and second fixing seat described in installation
Elastic component drives the second sliding block to translate to drive locating piece and positioning along second sliding rail by the deformation of the elastic component
Bearing support is close or remote from workpiece；
First positioning mechanism further includes fine-tuning nut (208), and the fine-tuning nut passes through the second fixing seat, micro- by turn
It adjusts the distance between the second fixed block and second fixing seat described in nut adjustment and then adjusts between positioning bearing and workpiece
Distance.
4. adjustable precise positioning device according to claim 2, it is characterised in that: first fixed block has for institute
State several location holes (1021) that locating rod passes through, the Y-axis of the axis of all location holes each parallel to the first fixed block
Direction.
5. adjustable precise positioning device according to claim 2, it is characterised in that: one end of the locating rod forms fixed
Potential head, the positioning head includes the first inclined-plane (1011) and the second inclined-plane (1012), and the first inclined-plane and the intersection of the second inclined-plane are simultaneously
Form positioning side (1013).
6. adjustable precise positioning device according to claim 3, it is characterised in that: second positioning mechanism further includes
Bolt (2010), the bolt pass through second fixing seat, and one end of the elastic component is placed on the end of the bolt, and another
One end is contacted with the second fixed block.
7. adjustable precise positioning device according to claim 3, it is characterised in that: it is described positioning bearing outer ring it is upper
Portion outwardly protrudes to form a circle positive stop lug boss (2011), and when positioning, the outer ring of the positioning bearing is butted on the side of the workpiece
And the positive stop lug boss extends to the upper surface of workpiece.
8. adjustable precise positioning device according to claim 1, it is characterised in that: further include driving first positioning
Mechanism is located at the third machined surface of the workpiece close to or far from the first driving mechanism (40) of the support plate and driving
Second driving mechanism (60) of second positioning mechanism close to or far from the support plate；
It further include control system, first driving mechanism and second driving mechanism are electrically connected with the control system.
9. adjustable precise positioning device according to claim 8, it is characterised in that: the first driving mechanism (40) packet
The first flat-removing air cyclinder (401), third sliding block (402) and third sliding rail (403) are included, is pushed away by the push rod of first flat-removing air cyclinder
Dynamic third sliding block slides to drive first positioning mechanism close to or far from the support plate along the third sliding rail；Described
Two driving mechanisms (60) include the second flat-removing air cyclinder (601), Four-slider (602) and the 4th sliding rail (603), pass through described second
The push rod of flat-removing air cyclinder pushes Four-slider to slide to drive second positioning mechanism close or remote along the 4th sliding rail
From the support plate.
10. adjustable precise positioning device according to claim 9, it is characterised in that: first positioning mechanism, described
Second positioning mechanism and support plate are mounted on workbench, and the workbench is followed successively by the first workbench (100), second from top to bottom
Workbench (200) and third workbench (300), first positioning mechanism and the second positioning at the third machined surface
Mechanism is mounted on the first workbench, and the support plate and the second positioning mechanism at second machined surface are mounted on
Three workbench；Second workbench can be along the X-direction of first workbench, and the third workbench can be along described
Second workbench Y direction alternating translational.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732576.0U CN208196535U (en) | 2018-05-17 | 2018-05-17 | Adjustable precise positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732576.0U CN208196535U (en) | 2018-05-17 | 2018-05-17 | Adjustable precise positioning device |
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| CN208196535U true CN208196535U (en) | 2018-12-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436768A (en) * | 2018-05-17 | 2018-08-24 | 昆山市恒达精密机械工业有限公司 | Adjustable precise positioning device |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436768A (en) * | 2018-05-17 | 2018-08-24 | 昆山市恒达精密机械工业有限公司 | Adjustable precise positioning device |
| CN108436768B (en) * | 2018-05-17 | 2024-03-29 | 昆山市恒达精密机械工业有限公司 | Adjustable accurate positioning device |
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