CN220617482U - Positioning and grabbing mechanism for test samples - Google Patents
Positioning and grabbing mechanism for test samples Download PDFInfo
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- CN220617482U CN220617482U CN202322158322.6U CN202322158322U CN220617482U CN 220617482 U CN220617482 U CN 220617482U CN 202322158322 U CN202322158322 U CN 202322158322U CN 220617482 U CN220617482 U CN 220617482U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 238000012360 testing method Methods 0.000 title claims description 12
- 210000000078 claw Anatomy 0.000 claims 3
- 230000003028 elevating effect Effects 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 34
- 239000010959 steel Substances 0.000 abstract description 34
- 238000004458 analytical method Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000003556 assay Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a positioning and grabbing mechanism for an assay sample, which comprises a conveyor belt, wherein a V-shaped positioning block is arranged at one end of the conveyor belt, a lifting device is arranged at one side of the V-shaped positioning block, a rotating device is connected to the lifting device, and a clamping device is arranged at the tail end of the rotating device. According to the utility model, through the position and height design of the horizontal pneumatic clamping jaw and the V-shaped positioning block, burrs are avoided in the height direction during grabbing, and the tail handle residue is avoided in the horizontal direction, so that the steel sample is reliably and smoothly conveyed to a destination, the problem of automatic grabbing failure of clamping samples, flying samples and the like in belt sample conveying is solved, full-automatic operation of grabbing the spherical clapping steel sample is realized, and the working efficiency of a full-automatic sample preparation analysis system is improved.
Description
Technical Field
The utility model relates to the technical field of positioning and grabbing, in particular to a positioning and grabbing mechanism for a test sample.
Background
At present, the known laboratory for testing is to use a pneumatic sampling robot to place samples at fixed points, then push the samples to specific positions by an electric sliding table for the sample preparation and analysis robot to grasp at fixed points, and the positions and the posture and the orientations of the samples are fixed or known in the whole process. However, for the long-distance sample conveying by the belt conveyor, the sample is randomly uncontrollable in the placing process, and how to accurately position, transfer and grasp the sample is a key link for realizing the automatic reliability of the metallurgical laboratory inspection and test.
Because the metallurgical sampler is formed by clamping two racket-shaped symmetrical metal grooves together and is placed in molten steel, the molten steel flows in from a sampling port at the racket handle, and because the sampler is clamped together by the two metal grooves, molten steel is easy to overflow at the peripheral joint, flash and burrs are formed at 1/2 of the steel sample after cooling, and the phenomenon of automatic grabbing failure such as clamping and flying of the steel sample is caused.
Disclosure of Invention
The utility model aims to provide a positioning and grabbing mechanism for a test sample, which has the advantages of difficult sample flying and clamping during steel sample grabbing and full-automatic operation, and solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the positioning and grabbing mechanism for the test sample comprises a conveying belt, wherein a V-shaped positioning block is arranged at one end of the conveying belt, a lifting device is arranged at one side of the V-shaped positioning block, a rotating device is connected to the lifting device, and a clamping device is arranged at the tail end of the rotating device; the lifting device comprises a lifting mechanical arm and a lifting carrier, the bottom of the lifting mechanical arm is fixed on the ground, and the lifting carrier is arranged in the middle of the inner part of the lifting mechanical arm.
Preferably, the rotating device comprises an electric cylinder base, a rotating electric cylinder and a swinging rod, wherein the rotating electric cylinder is fixed at the bottom of one side of the electric cylinder base, and the output end of the rotating electric cylinder faces downwards and is in rotary connection with one end of the swinging rod.
Preferably, the lifting carrier is provided with a cylinder base through bolts, and the cylinder base is in sliding connection with the lifting carrier.
Preferably, the clamping device comprises a clamping cylinder and horizontal pneumatic clamping jaws, the clamping cylinder is installed at the bottom of one end of the swing rod, which is far away from the rotary electric cylinder, through a set of bolts, output shafts are arranged at two ends of the clamping cylinder, the horizontal pneumatic clamping jaws are installed on the output shafts, and the horizontal pneumatic clamping jaws at two sides are symmetrically distributed.
Preferably, the center of the horizontal pneumatic clamping jaw is provided with a V-shaped groove, the clamping direction of the V-shaped groove is consistent with the opening direction of the V-shaped positioning block, the center line of the V-shaped groove is coincident, the lowest movable height of the horizontal pneumatic clamping jaw is higher than 2/3 of the height of the sample, and the height of the V-shaped positioning block is 1/3 of the height of the sample.
Compared with the prior art, the utility model has the following beneficial effects:
when the round racket-shaped steel sample reaches the end point through the conveying belt, the round racket-shaped steel sample is limited by the V-shaped positioning block and is driven by the conveying belt, the round head of the steel sample is meshed with the V-shaped positioning block to be automatically centered, or the residual tail handle of the steel sample is limited by one side of the V-shaped positioning block, the steel sample can rotate to the vertical direction of the conveying belt, and burr burrs are all located at the mold clamping line part at 1/2 of the height of the steel sample and cannot influence positioning; the lifting mechanical arm drives the rotary electric cylinder to move up and down on the lifting carrying platform through the electric cylinder base, the rotary electric cylinder enables the swing rod to rotate to a proper position, the clamping cylinder and the horizontal pneumatic clamping jaw are enabled to reach a working position, then the clamping cylinder drives the horizontal pneumatic clamping jaw to clamp a sample, flash and burrs are avoided naturally in the height direction, tail handle residues are avoided in the horizontal direction, therefore, a steel sample is reliably and smoothly carried to a destination, the problem of automatic grabbing failure of clamping samples, flying samples and the like in a belt sample conveying process is solved, full-automatic operation of grabbing a ball shooting-shaped steel sample is realized, and the working efficiency of a full-automatic sample preparation analysis system is improved.
Drawings
FIG. 1 is an isometric view of the overall structure of the present utility model;
FIG. 2 is a top view of the horizontal pneumatic clamping jaw of the present utility model when clamping a steel sample;
fig. 3 is a side view of the horizontal pneumatic clamping jaw of the present utility model when clamping a steel sample.
In the figure: 1. a conveyor belt; 2. a V-shaped positioning block; 3. a lifting device; 31. a lifting mechanical arm; 32. lifting the carrying platform; 4. a rotating device; 41. an electric cylinder base; 42. a rotary electric cylinder; 43. swing rod; 5. a clamping device; 51. clamping an air cylinder; 52. horizontal pneumatic clamping jaw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the problem of automatic grabbing failure of flying samples, clamping samples and the like when grabbing steel samples in the prior art, the following technical scheme is provided, and refer to fig. 1-3;
the positioning and grabbing mechanism for the test sample comprises a conveying belt 1, wherein a V-shaped positioning block 2 is arranged at one end of the conveying belt 1, a lifting device 3 is arranged at one side of the V-shaped positioning block 2, a rotating device 4 is connected to the lifting device 3, and a clamping device 5 is arranged at the tail end of the rotating device 4; the lifting device 3 comprises a lifting mechanical arm 31 and a lifting carrier 32, the bottom of the lifting mechanical arm 31 is fixed on the ground, and the lifting carrier 32 is arranged in the middle of the inside of the lifting mechanical arm 31.
The rotating device 4 comprises an electric cylinder base 41, a rotating electric cylinder 42 and a swinging rod 43, wherein the rotating electric cylinder 42 is fixed at the bottom of one side of the electric cylinder base 41, and the output end of the rotating electric cylinder 42 faces downwards and is in rotary connection with one end of the swinging rod 43.
The lifting carrier 32 is provided with a cylinder base 41 by bolts, and the cylinder base 41 is slidably connected to the lifting carrier 32.
The clamping device 5 comprises a clamping cylinder 51 and horizontal pneumatic clamping jaws 52, the clamping cylinder 51 is arranged at the bottom of one end of the swing rod 43 far away from the rotary electric cylinder 42 through a group of bolts, output shafts are arranged at two ends of the clamping cylinder 51, the horizontal pneumatic clamping jaws 52 are arranged on the output shafts, and the horizontal pneumatic clamping jaws 52 at two sides are symmetrically distributed.
The center of the horizontal pneumatic clamping jaw 52 is provided with a V-shaped groove, the clamping direction of the V-shaped groove is consistent with the opening direction of the V-shaped positioning block 2, the center line of the V-shaped groove is coincident, the lowest movable height of the horizontal pneumatic clamping jaw 52 is higher than 2/3 of the height of a sample, and the height of the V-shaped positioning block 2 is 1/3 of the height of the sample.
Specifically, the assembly manufacturing steps are as follows:
the V-shaped positioning block 2 is made of 304 stainless steel, has an opening angle of 60 degrees and a height of 3mm, and is arranged on the upper part of the end head of the steel sample output belt conveyor and has a gap of 2mm with the conveying belt 1.
And step two, installing and adjusting the positions of the lifting mechanical arm 31 and the lifting carrier 32, adjusting the lifting height, rotating the working position of the electric cylinder 42 and avoiding the yielding, and meeting the space position requirements of steel sample grabbing and outputting.
And step three, installing a horizontal pneumatic clamping jaw 52, and adjusting the grasping and opening range and position.
And step four, positioning the lifting mechanical arm 31, and fixedly casting the lifting mechanical arm on the ground.
Specifically, when the round ball-clapped steel sample is conveyed to a terminal point through the conveyor belt 1, the round ball-clapped steel sample is limited by the V-shaped positioning block 2 and is driven by the conveyor belt 1, the round head of the steel sample is meshed with the V-shaped positioning block 2 to be automatically centered, and the other condition is that the residual tail handle of the steel sample is limited by one side of the V-shaped positioning block 2, the steel sample can rotate to the vertical direction of the conveyor belt 1, and burr burrs are all located at a mold closing line part at 1/2 of the height of the steel sample and cannot influence positioning; the lifting mechanical arm 31 drives the rotary electric cylinder 42 to move up and down on the lifting carrier 32 through the electric cylinder base 41, the rotary electric cylinder 42 enables the swing rod 43 to rotate to a proper position, the clamping cylinder 51 and the horizontal pneumatic clamping jaw 52 reach a working position, then the clamping cylinder 51 drives the horizontal pneumatic clamping jaw 52 to clamp a sample, flash burrs are avoided in the height direction naturally, tail handle residues are avoided in the horizontal direction, and accordingly steel samples are reliably and smoothly conveyed to a destination, the problems of failure in automatic sample grabbing, sample clamping and sample flying in belt sample conveying are solved, full-automatic operation of grabbing round ball-shot steel samples is achieved, and the working efficiency of a full-automatic sample preparation analysis system is improved.
Working principle: when the round racket-shaped steel sample is conveyed to the end point through the conveyor belt 1, the round racket-shaped steel sample is limited by the V-shaped positioning block 2 and is driven by the conveyor belt 1, the round head of the steel sample is meshed with the V-shaped positioning block 2 to be automatically centered, the lifting mechanical arm 31 drives the rotary electric cylinder 42 to move up and down on the lifting carrier 32 through the electric cylinder base 41, the rotary electric cylinder 42 enables the swing rod 43 to rotate to a proper position, the clamping cylinder 51 and the horizontal pneumatic clamping jaw 52 are enabled to reach the working position, and then the clamping cylinder 51 drives the horizontal pneumatic clamping jaw 52 to clamp the steel sample and convey the steel sample to the destination.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a examine chemical examination sample location grabbing mechanism, includes conveyer (1), its characterized in that, V type locating piece (2) is installed to one end of conveyer (1), and one side of V type locating piece (2) is equipped with elevating gear (3), is connected with rotary device (4) on elevating gear (3), and clamping device (5) are installed to the terminal of rotary device (4); the lifting device (3) comprises a lifting mechanical arm (31) and a lifting carrying platform (32), the bottom of the lifting mechanical arm (31) is fixed on the ground, and the lifting carrying platform (32) is arranged in the middle of the inside of the lifting mechanical arm (31).
2. The positioning and grabbing mechanism for the test samples according to claim 1, wherein the rotating device (4) comprises an electric cylinder base (41), a rotating electric cylinder (42) and a swinging rod (43), the rotating electric cylinder (42) is fixed at the bottom of one side of the electric cylinder base (41), and the output end of the rotating electric cylinder (42) faces downwards and is in rotary connection with one end of the swinging rod (43).
3. The positioning and grabbing mechanism for detecting and testing samples according to claim 1, wherein an electric cylinder base (41) is mounted on the lifting carrier (32) through bolts, and the electric cylinder base (41) is in sliding connection with the lifting carrier (32).
4. The positioning and grabbing mechanism for the test samples according to claim 1, wherein the clamping device (5) comprises a clamping cylinder (51) and horizontal pneumatic clamping claws (52), the clamping cylinder (51) is installed at the bottom of one end, far away from the rotary electric cylinder (42), of the swing rod (43) through a group of bolts, output shafts are arranged at two ends of the clamping cylinder (51), the horizontal pneumatic clamping claws (52) are installed on the output shafts, and the horizontal pneumatic clamping claws (52) at two sides are symmetrically distributed.
5. The positioning and grabbing mechanism for detecting and testing samples according to claim 4, wherein the center of the horizontal pneumatic clamping jaw (52) is provided with a V-shaped groove, the clamping direction of the V-shaped groove is consistent with the opening direction of the V-shaped positioning block (2), the center line of the V-shaped groove is coincident, the lowest movable height of the horizontal pneumatic clamping jaw (52) is higher than 2/3 of the height of the sample, and the height of the V-shaped positioning block (2) is 1/3 of the height of the sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322158322.6U CN220617482U (en) | 2023-08-11 | 2023-08-11 | Positioning and grabbing mechanism for test samples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322158322.6U CN220617482U (en) | 2023-08-11 | 2023-08-11 | Positioning and grabbing mechanism for test samples |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220617482U true CN220617482U (en) | 2024-03-19 |
Family
ID=90221166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322158322.6U Active CN220617482U (en) | 2023-08-11 | 2023-08-11 | Positioning and grabbing mechanism for test samples |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220617482U (en) |
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2023
- 2023-08-11 CN CN202322158322.6U patent/CN220617482U/en active Active
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