CN218584652U - Detection frame for handheld near-infrared spectrometer - Google Patents
Detection frame for handheld near-infrared spectrometer Download PDFInfo
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- CN218584652U CN218584652U CN202222547456.2U CN202222547456U CN218584652U CN 218584652 U CN218584652 U CN 218584652U CN 202222547456 U CN202222547456 U CN 202222547456U CN 218584652 U CN218584652 U CN 218584652U
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- infrared spectrometer
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Abstract
The utility model relates to a detection frame for a handheld near-infrared spectrometer; comprises a main frame and a movable slide block. The movable sliding block is slidably arranged inside the main frame and provided with a handheld near-infrared spectrometer positioning hole, when the detection frame is used, only the detection frame is used for pressing tobacco leaves to be detected, the handheld near-infrared spectrometer is communicated with the relative position of the movable sliding block to be fixed through the positioning hole, then the spectrometer is started, and the movable sliding block is slid to detect. The detection frame enables the handheld near-infrared spectrometer to be changed from point scanning to moving line scanning, improves detection efficiency, increases sampling points and improves detection precision.
Description
Technical Field
The utility model relates to a redrying tobacco leaf detects technical field, in particular to hand-held type near-infrared spectroscopy is with detecting frame.
Background
With the improvement of the homogenization requirement of redrying processing by Chinese tobacco companies, the detection of chemical components of tobacco raw materials and the blending of tobacco according to the chemical components are necessary links in redrying processing. With the development of the spectral analysis technology, the near-infrared spectrometer has the advantages of rapidness, no damage and no need of using chemical reagents to detect the chemical components of the tobacco leaves. Therefore, the current mainstream is to detect the tobacco leaves in real time by using a near-infrared spectrometer.
The detection of the existing near-infrared spectrometer is divided into two schemes, one scheme is that an automatic near-infrared spectrometer is erected and installed on a conveying belt to detect incoming tobacco leaves, and the other scheme is that a handheld near-infrared spectrometer is manually used for detecting; the automatic near-infrared spectrometer is used, each production line is required to be provided with one near-infrared device, the production line is high in requirement, the use cost is high, the handheld near-infrared spectrometer is convenient to use, the application range is wide, most production detection requirements can be met, and therefore the multi-purpose handheld near-infrared spectrometer is used in a production workshop.
Because the detected tobacco leaves are not flat, the detection mode of the existing handheld near-infrared spectrometer is point scanning, but the sampling efficiency is low, for example, four times of detection are needed when one tobacco leaf is taken for four points, and the sampling amount is small; if use slidingtype line scanning can improve sampling rate and scanning efficiency, but again because near-infrared detection receives environmental factor to influence great, the tobacco leaf shape volume that awaits measuring is unified again, can influence and detect the precision, for example tobacco leaf sample state is unified to lead to the inconsistent production optical path difference of distance of material and probe, the tobacco leaf has the stalk to remove the stalk and leads to detecting the surface unsmooth, the tobacco leaf that detects has the space to lead to not scanning the material, sliding speed uneven when detecting leads to factors such as sampling inhomogeneous can all influence the testing result, and then cause the influence to the use of detecting data on next step.
Disclosure of Invention
In order to solve the problem, the utility model provides a hand-held type near-infrared spectrometer is with detecting frame uses during the detection the material that awaits measuring is pushed down to the detection frame, installs handheld near-infrared spectrometer, can carry out slidingtype line scanning, and concrete content is as follows:
a detection frame for a handheld near-infrared spectrometer comprises a main frame and a movable sliding block; the main frame is rectangular in plan view and is used for pressing tobacco leaves to be detected during detection; the movable sliding block is arranged inside the main frame and is connected with the main frame in a sliding mode and can slide on the main frame back and forth, the movable sliding block is provided with a positioning hole, the positioning hole is used for fixing the relative position of the handheld near-infrared spectrometer and the movable sliding block, and a scanning probe through hole is formed in the movable sliding block.
Furthermore, the inner side of the main frame is horizontally provided with clamping edges opposite to the bottom surface, the edges of two sides of the movable sliding block are provided with sliding grooves, and the movable sliding block is clamped with the clamping edges through the sliding grooves.
The sliding speed control device is arranged on the main frame and fixedly connected with the movable sliding block, and can generate damping force on the movable sliding block when the movable sliding block slides.
Furthermore, the sliding speed control device is a rodless cylinder, the rodless cylinder is parallel to the clamping edge and is arranged and installed on the main frame, a long strip-shaped through hole is formed in the main frame, and the rodless cylinder moving unit penetrates through the long strip-shaped through hole and is not in contact with the main frame and fixedly connected with the moving sliding block.
Furthermore, the movable sliding block is composed of two sub-plates, the sub-plates penetrate through the positioning holes through bolts to be fixedly connected and installed, a limiting protrusion is arranged between the two sub-plate positioning holes, and the height of the limiting protrusion is the same as the thickness of the clamping edge.
Furthermore, through holes are uniformly arranged on the clamping edges at intervals, and lubricating fillers are filled in the through holes.
Further, the lubricating filler is graphene.
The utility model discloses the theory of operation as follows:
when the device is used, the detection frame is pressed on a blade to be detected, the handheld near-infrared spectrometer 2 is installed on the movable sliding block 4 through the positioning hole 41, the handheld near-infrared spectrometer 2 is started to perform sliding scanning, point sampling is changed into line sampling, and a plurality of sample points can be collected during one-time detection; the rodless cylinder 6 can control the sliding speed, so that the sliding sampling is uniform in sliding speed, and the uniformity of sampled data is improved; the clamping edge 5 is provided with a graphene 51 filling through hole, so that the friction force between the movable sliding block 4 and the clamping edge 5 is reduced, and the speed is more uniform during sliding; further guarantee to adopt the homogeneity, improve and detect data accuracy.
Compared with the prior art, the utility model, the beneficial effect of production is as follows:
the handheld near-infrared spectrometer is changed from point scanning to moving line scanning, so that the detection efficiency is improved, the number of sampling points is increased, and the detection precision is improved.
(II) this device lets scanning probe hug closely the tobacco leaf simultaneously and scans, has avoided because empty scanning, the material height detection error that leads to not of difference, and it is more convenient to let the detection with both collocation uses of hand-held type near-infrared spectrum appearance, and application scope is wider, need not to require every production line respectively to install a spectrum appearance by force, reduction in production cost.
Drawings
FIG. 1 is a diagram illustrating a usage status of an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the embodiment of the present invention;
fig. 3 is a schematic view of the overall structure of another embodiment of the present invention;
fig. 4 is an exploded view of the embodiment of the present invention;
FIG. 5 is a side sectional view of an embodiment of the present invention;
wherein:
1, tobacco leaves to be detected;
2-hand-held near-infrared spectrometer, 21-scanning probe;
3-a main frame;
4-moving the slide block, 41-locating hole, 42-scanning the probe and passing the hole, 43-spacing protruding;
5-card edge, 51-graphene;
6-rodless cylinder, 61-moving unit.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purpose of the utility model are easy to understand and understand, the following combines the utility model provides a hand-held type near-infrared spectrometer is with one of them embodiment and the concrete implementation mode of detecting the frame to the technical scheme of the utility model is explained further.
As shown in fig. 1-5, specific embodiments for the present invention are as follows:
a detection frame for a handheld near-infrared spectrometer 2 comprises a main frame 3, a movable slide block 4 and a rodless cylinder 6; the main frame 3 is rectangular in plan view, clamping edges 5 are arranged on the inner sides of the long edges horizontally and oppositely on the bottom surface, through holes are evenly formed in the clamping edges 5 at intervals, and lubricating filler graphene 51 is filled in the through holes. The movable sliding block 4 consists of two sub-plates, the plate surfaces of the sub-plates are provided with four positioning holes 41, the two sub-plates can be fixedly connected and installed through bolts, and the handheld near-infrared spectrometer 2 can be scanned and positioned through the positioning holes 41; a limiting bulge 43 is arranged between the two plate dividing positioning holes 41, and the height of the limiting bulge 43 is the same as the thickness of the clamping edge 5; two side edges are provided with sliding grooves after the two sub-plates are connected and installed, the movable sliding block 4 is clamped with the clamping edge 5 through the sliding grooves, and the movable sliding block 4 is provided with scanning probe through holes 42. The rodless cylinder 6 is arranged in parallel with the clamping edge 5 and installed on the outer side of the main frame 3, a long strip-shaped through hole is formed in the main frame 3, and the moving unit 61 of the rodless cylinder 6 penetrates through the long strip-shaped through hole and is not in contact with one of the main frame 3 and the moving slide block 4 to be fixedly connected with one side of one of the sub-plates.
When the portable near-infrared spectrometer is used, the main frame 3 is used for pressing the tobacco leaves 1 to be measured, the scanning probe 21 of the portable near-infrared spectrometer 2 penetrates through the scanning probe through hole 42, then the relative positions of the portable near-infrared spectrometer 2 and the movable sliding block 4 are fixed through the four positioning holes 41, then the spectrometer is started, and the movable sliding block 4 slides to perform line scanning.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.
Claims (7)
1. The utility model provides a hand-held type near-infrared spectrometer is with detecting frame which characterized in that includes:
the main frame (3), the overlooking of the main frame (3) is rectangular, and the main frame (3) is used for pressing the tobacco leaves (1) to be detected during detection;
remove slider (4), set up to install inside main frame (3), with main frame (3) sliding connection can make a round trip to slide on main frame (3), remove slider (4) and be provided with locating hole (41), locating hole (41) be used for fixed hand-held type near-infrared spectrometer (2) with the relative position of removing slider (4), scanning probe clearing hole (42) has been seted up on removing slider (4).
2. The detection frame for the handheld near-infrared spectrometer as claimed in claim 1, wherein: the inner side of the main frame (3) is horizontally provided with clamping edges (5) opposite to the bottom surface, the edges of two sides of the movable sliding block (4) are provided with sliding grooves, and the movable sliding block (4) is clamped with the clamping edges (5) through the sliding grooves.
3. The detection frame for the hand-held near-infrared spectrometer as claimed in claim 2, wherein: the damping device is characterized by further comprising a sliding speed control device, wherein the sliding speed control device is arranged on the main frame (3) and fixedly connected with the movable sliding block (4), and can generate damping force on the movable sliding block (4) when the movable sliding block (4) slides.
4. The detection frame for the handheld near-infrared spectrometer as claimed in claim 3, wherein: the sliding speed control device is a rodless cylinder (6), the rodless cylinder (6) is parallel to the clamping edge (5) and is arranged on the main frame (3), a long strip-shaped through hole is formed in the main frame (3), and a moving unit (61) of the rodless cylinder (6) penetrates through the long strip-shaped through hole and is not in contact with the main frame (3) and is fixedly connected with the moving slide block (4).
5. The detection frame for the hand-held near-infrared spectrometer as claimed in claim 4, wherein: the movable sliding block (4) is composed of two sub-plates, the sub-plates penetrate through the positioning holes (41) through bolts to be fixedly connected and installed, a limiting protrusion (43) is arranged between the positioning holes (41) of the two sub-plates, and the height of the limiting protrusion (43) is the same as the thickness of the clamping edge (5).
6. The detection frame for the hand-held near-infrared spectrometer as claimed in claim 5, wherein: through holes are uniformly arranged on the clamping edges (5) at intervals, and lubricating fillers are filled in the through holes.
7. The detection frame for the hand-held near-infrared spectrometer as claimed in claim 6, wherein: the lubricating filler is graphene (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547456.2U CN218584652U (en) | 2022-09-26 | 2022-09-26 | Detection frame for handheld near-infrared spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222547456.2U CN218584652U (en) | 2022-09-26 | 2022-09-26 | Detection frame for handheld near-infrared spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218584652U true CN218584652U (en) | 2023-03-07 |
Family
ID=85364133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222547456.2U Active CN218584652U (en) | 2022-09-26 | 2022-09-26 | Detection frame for handheld near-infrared spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218584652U (en) |
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2022
- 2022-09-26 CN CN202222547456.2U patent/CN218584652U/en active Active
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