CN108789221B - Stable adsorption jig - Google Patents
Stable adsorption jig Download PDFInfo
- Publication number
- CN108789221B CN108789221B CN201810739805.6A CN201810739805A CN108789221B CN 108789221 B CN108789221 B CN 108789221B CN 201810739805 A CN201810739805 A CN 201810739805A CN 108789221 B CN108789221 B CN 108789221B
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- jig
- bottom plate
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- top surface
- wall
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 27
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/005—Vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a stable adsorption jig, which comprises an upper jig and a lower jig movably buckled with the upper jig, wherein the lower jig comprises a bottom plate and an annular outer wall arranged on the bottom plate, the annular outer wall comprises an annular upper step and an annular lower step which are coaxially arranged in sequence from top to bottom, and the diameter of the upper step is smaller than that of the lower step; a plurality of swing piece air suction holes penetrating through the bottom plate are formed in the top surface of the upper step; a lower stand is arranged on the top surface of the bottom plate and positioned in the annular outer wall, and the lower stand is coaxially arranged with the upper step and the lower step respectively; the top surface of the lower vertical table is provided with a plurality of lower framework air suction holes penetrating through the bottom plate; the invention has the advantages of stable adsorption component, guaranteed assembly precision, high assembly precision and easy guarantee of assembly precision, and can be matched with a CCD industrial camera for centering.
Description
Technical Field
The invention belongs to the technical field of assembly jigs, and particularly relates to a stable adsorption jig.
Background
The assembly of the instrument components is a very precision-demanding process, and when the assembly of the instrument components is carried out, the components are usually placed into corresponding jigs for positioning, and then the subsequent assembly work is carried out. Particularly, in the precision assembly operation of instrument components, a dispensing process is required to be correspondingly performed once when one component is assembled, at this time, the jig and the component therein can move, and in the moving process, the relative position between the jig and the assembled component can shift along with factors such as shaking and vibration generated during the moving, so that a large assembly error is caused, and the assembled precision of each component is not up to standard; meanwhile, a common adsorption jig can only adsorb and fix parts in the same plane, and can not realize the function of one-time simultaneous adsorption and fixation for parts in different height planes, so that aiming at the defects of the traditional assembly auxiliary jig, the invention discloses a stable adsorption jig which can stably adsorb parts in two different height planes and can simultaneously align the parts by matching with a CCD industrial camera.
Disclosure of Invention
The invention aims to provide a stable adsorption jig, which aims at the defects that the traditional auxiliary jig for assembling cannot effectively fix the assembly parts in the jig in the moving process, so that larger assembly errors are easily caused, and the traditional adsorption jig cannot simultaneously adsorb and fix the parts on different height planes, so that the stable adsorption and fixation jig is realized, the assembly errors generated by the movement of the jig are avoided, the functions of simultaneously adsorbing and fixing two assembly parts on different height planes are realized, and the stable adsorption and fixation jig has the effects of stably fixing the assembly parts, effectively avoiding the assembly errors generated by the movement and adsorbing the jigs on different heights.
The invention is realized by the following technical scheme:
the device comprises an upper jig and a lower jig movably buckled with the upper jig, wherein the lower jig comprises a bottom plate and an annular outer wall arranged on the bottom plate, the annular outer wall comprises an annular upper step and an annular lower step which are coaxially arranged in sequence from top to bottom, and the diameter of the upper step is smaller than that of the lower step; a plurality of swing piece air suction holes penetrating through the bottom plate are formed in the top surface of the upper step; a lower stand is arranged on the top surface of the bottom plate and positioned in the annular outer wall, and the lower stand is coaxially arranged with the upper step and the lower step respectively; the top surface of the lower standing platform is provided with a plurality of lower framework air suction holes penetrating through the bottom plate.
The working principle and the using method are as follows:
when the instrument component is assembled, the lower framework is firstly placed on a lower stand at the center of a bottom plate of the lower jig, and the lower stand is used for bearing the lower framework and limiting the lower framework to a certain extent. After the lower framework and the lower jig are assembled, the lower framework needs to be subjected to glue dispensing operation, and at the moment, the lower framework is adsorbed and fixed through a lower framework air suction hole formed in a lower vertical table connected with an air suction device, so that the lower framework cannot generate relative displacement in the moving glue dispensing process, and errors of subsequent assembly operation are avoided.
After the lower framework is assembled, assembling the swing piece, placing the swing piece on the lower framework, and simultaneously placing the edge of the swing piece on the top of the upper step; after the assembly of the swing piece is completed, the swing piece needs to be subjected to dispensing operation, and at the moment, a swing piece suction hole which is formed in the top surface of the upper step and communicated with the suction device adsorbs and fixes the swing piece, so that the swing piece cannot relatively displace in the moving dispensing process, and errors of the subsequent assembly operation are avoided.
In order to better realize the invention, the upper jig is further provided with a tubular movable clamping cover movably buckled with the lower jig, the top of the inner side of the movable clamping cover is coaxially provided with a cylindrical upper stand corresponding to the lower stand, the inside of the upper stand is provided with an installation cavity which is vertically communicated and coaxially arranged with the lower stand, and a pressing device is arranged in the installation cavity; the upper jig is characterized in that a plurality of adsorption holes corresponding to the positions are formed in the top surface of the lower step and the buckling surface of the upper jig along the circumferential direction, and magnets are arranged in the adsorption holes.
The inside of the upper jig is provided with a cylindrical cavity with the diameter equal to the outer diameter of the upper step, after the upper jig and the lower jig are buckled, the cavity of the upper jig and the inner cavity of the annular outer wall of the lower jig form a placing cavity of the instrument assembly, the upper stand and the lower stand of the coaxial line respectively limit and fix the upper framework and the lower framework, and meanwhile, a compressing device in the mounting cavity of the upper stand can compress the upper framework; through be provided with the absorption hole that a plurality of position corresponds on the top surface of lower step and on the lock face of upper jig along the circumferencial direction, be provided with magnet in the absorption hole, after the upper and lower tool carries out the lock, accessible magnet carries out the absorption fastening.
In order to better realize the invention, further, the upper jig and the lower jig are correspondingly provided with an upper correction hole and a lower correction hole which are communicated, the top of the movable clamping cover of the upper jig is provided with a plurality of upper correction holes, and the bottom plate of the lower jig is correspondingly provided with a plurality of lower correction holes.
When the assembly between the lower framework part and the lower jig is carried out, the lower framework and the lower jig are aligned by using a CCD industrial camera through a lower correction hole on a bottom plate of the lower jig, and the assembly of the lower jig is carried out after the alignment of the centers is completed. And then assembling the swing piece, before assembling the swing piece, aligning the swing piece and the lower framework by using a CCD industrial camera through a lower correction hole on a bottom plate of the lower jig, and assembling the swing piece and the lower framework after the alignment of the center is completed. After the assembly of the swing piece is completed, the upper framework is assembled, and because the diameter of the swing piece is larger, the lower correction hole is blocked, so that an upper correction hole corresponding to the lower correction hole is required to be formed in the top of the movable clamping cover of the upper jig, a CCD industrial camera is used for centering and aligning the swing piece and the upper framework through the upper correction hole in the top of the movable clamping cover of the upper jig, and after the centering and aligning are completed, the assembly of the swing piece and the upper framework is performed; then, the upper jig and the lower jig are buckled and assembled to finish the assembly of the finished product.
In order to better realize the invention, the compressing device further comprises an adjustable compressing column and a pressing block which is slidably arranged in the mounting cavity, wherein the pressing block is of a T-shaped structure, a limiting step is correspondingly arranged in the mounting cavity, and a cylinder step which is transversely arranged on the pressing block is limited on the limiting step in the mounting cavity; the bottom of adjustable compression column stretches into the inside of installation cavity downwards and is connected with the top of briquetting, and adjustable compression column and installation cavity sliding connection.
The compressing device comprises an adjustable compressing column and a compressing block, wherein the compressing block is in a cylindrical step shape with a large diameter from top to bottom and can be installed at the bottom of the installation cavity in a vertically sliding manner, a limiting step is arranged in the installation cavity to divide the inside of the installation cavity into an upper cavity and a lower cavity with a large diameter from top to bottom, the diameter of an upper step of the compressing block is matched with the inner diameter of the upper cavity, and the diameter of a lower step of the compressing block is matched with the inner diameter of the lower cavity; the adjustable compression column is arranged at the top of the installation cavity, the upper end of the adjustable compression column extends out of the top surface of the upper jig, and the lower end of the adjustable compression column is in contact with the pressing block. The briquetting can slide from top to bottom at the internal portion of lower chamber by a certain distance, and the step in the installation cavity is spacing to the briquetting, after last tool and lower tool lock, in order to avoid causing the relative displacement to take place between skeleton and other parts in the removal in-process, cause displacement error, so the adjustable post that compresses tightly of installing at the installation cavity top at last tool through adjusting, and then adjusts the upper and lower position of briquetting, makes the briquetting compress tightly the skeleton fixed.
In order to better realize the invention, the adjustable compression column is a threaded adjustment column or an elastic plunger.
In order to better realize the invention, further, the top surface edge of the upper step is also provided with a convex annular flange, and the diameter of the inner wall of the annular flange is larger than that of the swinging piece.
In order to better realize the invention, furthermore, the bottom surface of the movable clamping cover of the upper jig and the top surface of the lower step are also provided with positioning pin holes corresponding to the positions, the positioning pin holes are provided with positioning pins, and the upper jig is locked with the lower jig in an anti-rotation way through the positioning pins, so that the relative rotation between the upper jig and the lower jig is avoided.
In order to better realize the invention, further, one side of the bottom plate of the lower jig is milled with a compaction plane.
A pressing plane is milled on one side of the bottom plate of the lower jig, so that the lower jig is convenient to fix when parts are assembled.
In order to better realize the invention, further, a through groove is vertically and penetratingly arranged on the outer wall of the upper jig.
When the upper jig and the lower jig are buckled and assembled, if the buckling of the upper jig and the lower jig is deviated, the alignment of the positioning pin holes on the buckling surfaces of the upper jig and the lower jig is inaccurate, and at the moment, the positioning pins can be difficult to be inserted into the positioning pin holes to lock the upper jig and the lower jig in an anti-rotation way. Therefore, the through groove is formed in the outer wall of the upper jig, when the alignment of the positioning pin holes is not proper, the through groove can be inserted through the tool, and then the position of the upper jig is adjusted in a rotating manner, so that the positioning pin holes on the buckling surface are accurately aligned, and the positioning pins can be smoothly inserted into the positioning pin holes.
Compared with the prior art, the invention has the following advantages:
(1) According to the invention, the lower framework air suction hole is arranged on the lower vertical table in the center of the cavity of the lower jig, and the swing piece air suction hole is arranged at the top of the annular outer wall of the lower jig, so that the function of adsorbing and fixing the assembly parts in the jig and the parts in the jig is realized;
(2) According to the invention, the pressing device is inserted into the upper stand at the center of the cavity of the upper jig, and the upper framework is pressed by the pressing device, so that the function of pressing and fixing the upper framework component by the jig is realized;
(3) The invention realizes the function of automatic centering alignment by matching with the CCD industrial camera when assembling the components by arranging the upper and lower correction holes corresponding to the positions on the top of the upper jig and the bottom plate of the lower jig.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the fastening of the upper jig and the lower jig;
FIG. 3 is a schematic view of the installation of the compression device;
FIG. 4 is a schematic view of the mounting cavity of the upper fixture;
FIG. 5 is a schematic diagram of the structure of the lower fixture;
FIG. 6 is a schematic view of an annular flange structure.
Wherein: 1-mounting a jig; 2-lower jig; 3-magnet; 4-a swing piece air suction hole; 5-lower standing platform; 6-a lower framework air suction hole; 7-upper standing; 71-a mounting cavity; 8-a compressing device; 81-an adjustable compression column; 82-briquetting; 91-upper calibrated holes; 92-lower calibration holes; 01-a bottom plate; 02-an annular outer wall; 02A-step up; 02B-lower step; 03-positioning pin holes; 04-pressing plane; 05-annular flange.
Detailed Description
Example 1:
The stable adsorption jig comprises an upper jig 1 and a lower jig 2 movably buckled with the upper jig 1, and is characterized in that the lower jig 2 comprises a bottom plate 01 and an annular outer wall 02 arranged on the bottom plate 01, the annular outer wall 02 comprises an annular upper step 02A and an annular lower step 02B which are coaxially arranged in sequence from top to bottom, and the diameter of the upper step 02A is smaller than that of the lower step 02B; a plurality of swing piece air suction holes 4 penetrating through the bottom plate 01 are formed in the top surface of the upper step 02A; a lower stand 5 is arranged on the top surface of the bottom plate 01 and positioned in the annular outer wall 02, and the lower stand 5 is coaxially arranged with the upper step 02A and the lower step 02B respectively; the top surface of the lower stand 5 is provided with a plurality of lower framework air suction holes 6 penetrating through the bottom plate 01.
When the instrument component is assembled, the lower framework component and the lower jig 2 are assembled first, the lower framework is placed on a lower standing table 5 at the center of a bottom plate 01 of the lower jig 2, and the lower standing table 5 is used for bearing the lower framework and limiting the lower framework to a certain extent. After the lower framework and the lower jig 2 are assembled, the lower framework needs to be subjected to glue dispensing operation, and at the moment, the lower framework is adsorbed and fixed through a lower framework air suction hole 6 formed in a lower vertical table 5 connected with an air suction device, so that the lower framework cannot generate relative displacement in the moving glue dispensing process, and errors in subsequent assembly operation are avoided.
After the lower framework is assembled, assembling the swing piece, placing the swing piece on the lower framework, and simultaneously placing the edge of the swing piece on the top of the upper step 02A; after the assembly of the swing piece is completed, the swing piece needs to be subjected to dispensing operation, and at the moment, a swing piece suction hole 4 which is formed in the top surface of the upper step 02A and communicated with a suction device adsorbs and fixes the swing piece, so that the swing piece cannot relatively displace in the moving dispensing process, and errors of subsequent assembly operation are avoided.
Example 2:
The embodiment is further optimized on the basis of the above embodiment 1, as shown in fig. 3 and 4, the upper fixture 1 is provided with a hollow tubular movable clamping cover movably buckled with the lower fixture 2, a cylindrical upper stand 7 is coaxially arranged at the inner top of the movable clamping cover corresponding to the lower stand 5, a mounting cavity 71 which is vertically through and coaxially arranged with the lower stand 5 is arranged in the upper stand 7, and a pressing device 8 is mounted in the mounting cavity 71. A plurality of adsorption holes corresponding to the positions are formed in the top surface of the lower step 02B and the buckling surface of the upper jig 1 along the circumferential direction, and magnets 3 are arranged in the adsorption holes; the upper jig 1 and the lower jig 2 are correspondingly provided with a through upper correction hole 91 and a through lower correction hole 92, the top of the movable clamping cover of the upper jig 1 is provided with a plurality of upper correction holes 91, and the bottom plate 01 of the lower jig 2 is correspondingly provided with a plurality of lower correction holes 92.
The pressing device 8 comprises an adjustable pressing column 81 and a pressing block 82 which is slidably arranged in the mounting cavity 71, the pressing block 82 is of a T-shaped structure, a limiting step is correspondingly arranged in the mounting cavity 71, and a cylindrical step transversely arranged on the pressing block 82 is limited on the limiting step in the mounting cavity 71; the bottom end of the adjustable compression column 81 extends downwards into the installation cavity 71 and is connected with the top of the pressing block, and the adjustable compression column 81 is in sliding connection with the installation cavity 71; the adjustable compression column 81 is a threaded adjustment column or an elastic plunger.
When the assembly operation is carried out, the CCD industrial camera sequentially carries out concentricity detection on the lower jig 2, the lower framework and the swinging piece through the lower correction hole 92, and the assembly of the parts is sequentially carried out after the centering alignment is finished. Because the diameter of the swing piece is large, the lower correction hole 92 is blocked, when the upper framework is required to be assembled after the swing piece is assembled, the upper framework and the swing piece are required to be sequentially assembled by using a CCD industrial camera through the upper correction hole 91 at the top of the movable clamping cover of the upper jig, and parts are sequentially assembled after centering alignment is completed.
After the assembly of the upper framework is completed, the buckling assembly of the upper jig 1 is carried out, before the buckling assembly of the upper jig 1, the CCD industrial camera is used for centering and aligning the upper jig 1 and the lower jig 2 through an upper correction hole 91 at the top of a movable clamping cover of the upper jig 1, after centering and aligning, the upper jig 1 is buckled on the upper part of the lower jig 2, meanwhile, an upper stand 7 in the center of a cavity of the upper jig 1 limits the upper framework to a certain extent, a pressing block 82 in a pressing device 8 penetrating and installed in the upper stand 7 presses and fixes the upper framework, and the upper and lower positions of the pressing block 82 are adjusted by adjusting an adjustable pressing column 81 in contact with the pressing block 82, so that the pressing block 82 can slide up and down by a certain distance along an installation cavity 71, the pressing end of the pressing block 82 is in close contact with the upper framework, the upper framework is pressed and fixed, and relative position movement of the upper framework and other parts is avoided.
The adjustable compression column 81 can be set as a screw thread adjusting column, the screw thread adjusting column is installed at the top of the cavity 71 in the center of the upper stand 7 through screw threads, the lower end of the screw thread adjusting column is in contact with the pressing block 82, and when the position of the pressing block 82 needs to be adjusted, the pressing block 82 is propped against the upper framework through rotating the screw thread adjusting column; the adjustable compression column 81 can also be set to be an elastic plunger, the elastic plunger is inserted into the top of the cavity 71 in the center of the upper stand 7, the lower end of the elastic plunger is in contact with the pressing block 82, and when the position of the pressing block 82 needs to be adjusted, the pressing block 82 is pressed against the upper framework by pressing the elastic plunger.
After the upper jig 1 and the lower jig 2 are buckled, the magnet 3 with a plurality of adsorption holes corresponding to the positions is arranged on the top surface of the lower step 02B and the buckling surface of the upper jig 1 along the circumferential direction, so that the adsorption buckling stability between the upper jig 1 and the lower jig 2 is realized.
Other portions of this embodiment are the same as those of embodiment 1, and thus will not be described in detail.
Example 3:
further optimizing the embodiment 1 on the basis of the embodiment 1, as shown in fig. 5, the bottom surface of the movable clamping cover of the upper jig 1 and the step surface of the lower step 02B are further provided with positioning pin holes 03 corresponding to the positions, the positioning pin holes 03 are provided with positioning pins, and the upper jig 1 is locked with the lower jig 2 in an anti-rotation way through the positioning pins; a compaction plane 04 is milled on one side of the bottom plate 01; the outer wall of the upper jig 1 is also provided with a through groove penetrating through the outer wall.
The step surface of the lower step 02B is further provided with a positioning pin hole 03 corresponding to the position, and after the upper jig 1 and the lower jig 2 are buckled, the positioning pin is inserted into the positioning pin hole 03, so that the relative rotation between the upper jig 1 and the lower jig 2 is avoided. The through groove is arranged on the outer wall of one side of the upper jig 1 so as to enable the positioning pin holes 03 on the buckling surface to be accurately aligned when the upper jig 1 and the lower jig 2 are buckled and assembled, and if the positioning pin holes 03 on the buckling surface of the upper jig 1 and the buckling surface of the lower jig 2 are not aligned accurately, the position of the upper jig 1 can be adjusted through the through groove, so that the positioning pin holes 03 on the buckling surface can be conveniently and smoothly inserted. A pressing plane 04 is milled on one side of the bottom plate 01 of the lower jig 2 to facilitate the fixing of the lower jig 2 when assembling the components.
Other portions of this embodiment are the same as those of embodiment 1 or 2 described above, and thus will not be described again.
Example 4:
The embodiment is further optimized based on the above embodiment, as shown in fig. 6, the top edge of the upper step 02A is further provided with a raised annular flange 05, and the diameter of the inner wall of the annular flange 05 is greater than the diameter of the swing piece.
The raised annular flange 05 is arranged at the edge of the top surface of the upper step 02A to better position the swing piece, and the diameter of the inner wall of the annular flange 05 is slightly larger than that of the swing piece to reserve the adjusting space of the position of the swing piece under the condition of ensuring a certain swing piece positioning function.
Other portions of the present embodiment are the same as those of the above embodiment, and thus will not be described again.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present invention fall within the scope of the present invention.
Claims (6)
1. The utility model provides a stable adsorption jig, includes tool (1) and goes up tool (2) down of tool (1) activity lock, its characterized in that, lower tool (2) include bottom plate (01) and set up annular outer wall (02) on bottom plate (01), annular outer wall (02) include from last annular last step (02A) and annular lower step (02B) that coaxial setting in proper order down, and the diameter of last step (02A) is less than the diameter of lower step (02B); the top surface of the upper step (02A) is provided with a plurality of swing piece air suction holes (4) penetrating through the bottom plate (01); a lower standing table (5) is arranged on the top surface of the bottom plate (01) and positioned in the annular outer wall (02), and the lower standing table (5) is coaxially arranged with the upper step (02A) and the lower step (02B) respectively; the top surface of the lower standing table (5) is provided with a plurality of lower framework air suction holes (6) penetrating through the bottom plate (01); the upper jig (1) is provided with a tubular movable clamping cover movably buckled with the lower jig (2), a cylindrical upper stand (7) is coaxially arranged at the inner top of the movable clamping cover corresponding to the lower stand (5), an installation cavity (71) which is vertically communicated and coaxially arranged with the lower stand (5) is arranged in the upper stand (7), and a pressing device (8) is arranged in the installation cavity (71); a plurality of adsorption holes corresponding to the positions are formed in the top surface of the lower step (02B) and the buckling surface of the upper jig (1) along the circumferential direction, and magnets (3) are arranged in the adsorption holes; the upper jig (1) and the lower jig (2) are correspondingly provided with an upper correction hole (91) and a lower correction hole (92) which are communicated, the top of the movable clamping cover of the upper jig (1) is provided with a plurality of upper correction holes (91), and the bottom plate (01) of the lower jig (2) is correspondingly provided with a plurality of lower correction holes (92); when the assembly operation is carried out, the CCD industrial camera sequentially carries out concentricity detection on the lower jig (2), the lower framework and the swing piece through the lower correction hole (92), and the assembly of the parts is sequentially carried out after centering alignment is finished; when the upper framework is required to be assembled after the swinging piece is assembled, a CCD industrial camera is used for sequentially carrying out centering alignment on the upper framework and the swinging piece through an upper correction hole (91) at the top of a movable clamping cover of an upper jig (1) to complete assembly of components sequentially; the top surface edge of the upper step (02A) is also provided with a raised annular flange (05), and the diameter of the inner wall of the annular flange (05) is larger than that of the swing piece.
2. The stable adsorption jig according to claim 1, wherein the pressing device (8) comprises an adjustable pressing column (81) and a pressing block (82) slidably mounted in the mounting cavity (71), the pressing block (82) is of a T-shaped structure, a limiting step is correspondingly arranged in the mounting cavity (71), and a cylindrical step transversely arranged on the pressing block (82) is limited on the limiting step in the mounting cavity (71); the bottom end of the adjustable compression column (81) downwards extends into the mounting cavity (71) and is connected with the top of the pressing block, and the adjustable compression column (81) is in sliding connection with the mounting cavity (71).
3. A stable adsorption jig according to claim 2, wherein the adjustable compression column (81) is a screw-threaded adjustment column or an elastic plunger.
4. A stable adsorption jig according to any one of claims 1-3, wherein the bottom surface of the movable clamping cover of the upper jig (1) and the top surface of the lower step (02B) are further provided with positioning pin holes (03) corresponding to the positions, the positioning pin holes (03) are provided with positioning pins, and the upper jig (1) is locked with the lower jig (2) in an anti-rotation manner through the positioning pins.
5. The stable adsorption jig according to claim 1, wherein a pressing plane (04) is milled on one side of the bottom plate (01).
6. The stable adsorption jig according to claim 1, wherein the outer wall of the upper jig (1) is further provided with a through groove penetrating through the outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810739805.6A CN108789221B (en) | 2018-07-06 | 2018-07-06 | Stable adsorption jig |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810739805.6A CN108789221B (en) | 2018-07-06 | 2018-07-06 | Stable adsorption jig |
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| Publication Number | Publication Date |
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| CN108789221A CN108789221A (en) | 2018-11-13 |
| CN108789221B true CN108789221B (en) | 2024-05-28 |
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