CN220650230U - Cutting device for standard substance for calibration of differential scanning calorimeter - Google Patents
Cutting device for standard substance for calibration of differential scanning calorimeter Download PDFInfo
- Publication number
- CN220650230U CN220650230U CN202322173377.4U CN202322173377U CN220650230U CN 220650230 U CN220650230 U CN 220650230U CN 202322173377 U CN202322173377 U CN 202322173377U CN 220650230 U CN220650230 U CN 220650230U
- Authority
- CN
- China
- Prior art keywords
- wall
- ring
- standard substance
- differential scanning
- scanning calorimeter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 63
- 239000000126 substance Substances 0.000 title claims abstract description 45
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000004164 analytical calibration Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model discloses a cutting device for standard substances for calibrating a differential scanning calorimeter, and particularly relates to the technical field of auxiliary detection equipment. According to the utility model, the cutting limiting assembly is arranged, the adjusting screw drives the threaded sleeve ring block to move along the inner wall of the rectangular frame plate under the action of threads, the scale mark data of the scale mark block on the scale mark of the height is the height position of the downward movement of the downward pressing impact tool bit, the height position of the downward pressing impact tool bit can be limited by the limiting sleeve ring when the height limiting ring moves downward, excessive or too deep cutting force is avoided, the standard substance for calibrating the differential scanning calorimeter is prevented from being damaged, and the cutting position is accurately controlled.
Description
Technical Field
The utility model relates to the technical field of auxiliary detection equipment, in particular to a cutting device for a standard substance for calibrating a differential scanning calorimeter.
Background
A differential scanning calorimeter, abbreviated as DSC, is an instrument for measuring heat released or absorbed in chemical reaction, physical change, biological reaction and other processes, in practical application, the DSC needs to be calibrated to ensure accuracy of measurement results, at present, metal standard substances such as indium or tin are usually used for adjustment and calibration of the DSC, and the standard substances are usually small metal rods, and when in use, the standard substances need to be cut into proper sizes to measure heat capacity.
According to the utility model, in the prior published literature, the utility model patent of Chinese patent publication No. CN219302084U discloses a table type sample preparation device for a differential scanning calorimeter, and a flat surface is difficult to obtain for testing by a conventional shearing method aiming at various different types of samples; meanwhile, according to related research, the thickness of a sample to be detected has direct influence on the test, so that the sample to be detected with the specified thickness and size is obtained, which is very important for DSC detection; tabletting and cutting samples with different sizes through a specified thickness; the method can be used for preparing test samples of metal, plastic, rubber, powder and the like which meet the requirements of a differential scanning calorimeter rapidly, can prepare samples to be tested rapidly and conveniently, and has positive significance for improving the accuracy and stability of the differential scanning calorimeter method test; but this patent has the following drawbacks;
when the standard substance for calibrating the differential scanning calorimeter is cut, the cutting device needs to realize punching cutting by vertically exerting force, so that the specific height of cutting is difficult to control in the cutting process, the excessive extrusion is caused by excessive collecting force, the standard substance for calibrating the differential scanning calorimeter is damaged, and the cutting position is difficult to accurately control.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a cutting device for a standard substance for calibrating a differential scanning calorimeter.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the cutting device for the standard substance for calibrating the differential scanning calorimeter comprises a cutting machine shell, wherein a linkage toothed plate is vertically and slidingly connected in the cutting machine shell, a downward-pressing impact cutter head is welded at the bottom end of the linkage toothed plate, and a cutting limiting assembly is arranged on the outer wall of the downward-pressing impact cutter head;
the cutting limiting assembly comprises a height limiting ring arranged on the outer wall of the downward pressing impact tool bit, the outer wall of the downward pressing impact tool bit is vertically and slidably connected with a limiting sleeve ring at the position below the height limiting ring, a threaded sleeve ring block is welded on one side of the limiting sleeve ring, an adjusting screw is arranged in the threaded sleeve ring block, a scale mark block is fixedly connected on one side of the outer wall of the threaded sleeve ring block, and a height scale mark is arranged on one side of the scale mark block.
Preferably, the fixed connection between the impact tool bit and the high spacing ring pushes down, and the cross sectional area who pushes down the impact tool bit is greater than spacing cross sectional area who cup joints the ring, adjusting screw's outer wall just is located screw thread collar piece top position department rotation and is connected with the rectangle framed board, vertical sliding connection between rectangle framed board and the screw thread collar piece, and adjusting screw's top extends to rectangle framed board top and fixedly connected with rotary cap.
Preferably, the outer wall one side meshing transmission of linkage pinion rack is connected with the linkage ring gear, at the outer wall fixedly connected with of linkage ring gear extension to the outside spliced pole of cutting machine shell, the outer wall one side welding of spliced pole has the push handle, the opposite side welding of linkage pinion rack has the slider that cup joints, and pushes down the below of striking tool bit install with the thermal instrument calibration of the vertical joint of cutting machine shell with standard substance positioning disk.
Through adopting above-mentioned technical scheme, rotatory cap drive adjusting screw is at the inside rotation of rectangle framed plate, adjusting screw drives screw thread collar piece and removes along rectangle framed plate inner wall direction under the effect of screw thread, screw thread collar piece drives spacing sleeve ring and removes, screw thread collar piece drives the scale mark piece simultaneously and removes along the outer wall of rectangle framed plate, scale mark data of scale mark piece on the high scale mark is the height position who pushes down the impact tool bit and moves down, spacing sleeve ring can be spacing high spacing, the impact tool bit that pushes down highly can carry out accurate spacing and move down, the handle pushes down in the rotation down, the handle drives the spliced pole and rotates at the inside rotation of cutting machine shell down, simultaneously the spliced toothed ring is rotatory to the drive of spliced toothed ring, the drive of spliced toothed ring slides down, the drive of spliced slider simultaneously pushes down the impact tool bit and makes high spacing ring move down, it cuts to push down behind the standard substance positioning disk for the heat meter calibration standard substance to push down the impact tool bit bottom, take out the differential scanning calorimeter calibration standard substance.
Preferably, the bottom welding of cutting machine shell has supporting baseplate, is fixedly connected with at supporting baseplate's outer wall one side and connects the piece, the one end of connecting the piece is connected with cup joints the ring piece, the inner wall of cup joints the ring piece is equipped with the support shaft post, and the one end welding of support shaft post has the spill to install the piece, cup joint and rotate between ring piece and the support shaft post and be connected, the outer wall of support shaft post is established to smooth surface.
Through adopting above-mentioned technical scheme, when finishing the standard substance cutting for the calorimeter calibration, supporting baseplate drives and connects the piece at the outer wall rotation of support shaft post, and inside the bolt inserted concave installation piece simultaneously, fixed the piece with concave installation piece, the inside cutting piece of whole cutting machine shell can rotate and arrange down, makes things convenient for the inside impurity of remaining of later stage clearance cutting machine shell.
The utility model has the technical effects and advantages that:
through setting up the cutting spacing subassembly, adjusting screw is rotatory inside the rectangle framed board, adjusting screw drives the screw thread collar piece and removes along the rectangle framed board inner wall under the effect of screw thread, the screw thread collar piece drives the scale mark piece and removes along the outside of rectangle framed board, the scale mark data of scale mark piece on the high scale mark is the high position that pushes down the impact tool bit and moves down, high spacing ring can carry out high position spacing to pushing down the impact tool bit by spacing sleeve ring when moving down, avoid pushing down the impact tool bit and move down excessively, avoid causing the cutting power excessively, avoid damaging the standard substance for differential scanning calorimeter calibration, accurate control cutting position;
the supporting bottom plate is rotated upwards, the bolts are inserted into the concave installation supporting blocks, the concave installation supporting blocks are fixed, cutting scraps inside the whole cutting machine shell can be rotated to be arranged downwards, and residual cutting scraps inside the cutting machine shell can be cleaned conveniently in the later period.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a cutting device for a standard substance for calibrating a differential scanning calorimeter.
Fig. 2 is a schematic view showing a vertical cross-sectional structure of a cutting device for a standard substance for calibrating a differential scanning calorimeter according to the present utility model.
FIG. 3 is a schematic view showing a vertical cross-section partial structure of a height limiting ring in a cutting device for a standard substance for calibrating a differential scanning calorimeter.
Fig. 4 is a schematic diagram of the connection part between the connection support block and the socket ring block in the cutting device for the standard substance for calibrating the differential scanning calorimeter.
The reference numerals are: 1. a cutter housing; 2. a linkage toothed plate; 3. pressing down the impact tool bit; 4. a height limiting ring; 5. a limit sleeve joint ring; 6. a threaded collar block; 7. a scale mark block; 8. adjusting a screw; 9. a rectangular frame plate; 10. height scale marks; 11. rotating the cap; 12. a concave mounting support block; 13. a linkage toothed ring; 14. rotating the column; 15. pressing down the handle; 16. sleeving a sliding block; 17. standard substance positioning disk for calibrating heat meter; 18. a support base plate; 19. connecting the support blocks; 20. sleeving the ring blocks; 21. and supporting the shaft post.
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.
The cutting device for the standard substance for calibrating the differential scanning calorimeter is provided with a cutting limit component, and the specific structure of the cutting limit component is as follows:
the standard substance for calibration of the differential scanning calorimeter in this example is tin.
In some embodiments, as shown in fig. 1-3, the cutting limiting assembly comprises a height limiting ring 4 arranged on the outer wall of the downward-pressing impact tool bit 3, wherein the vertical sliding connection of the outer wall of the downward-pressing impact tool bit 3 and the position below the height limiting ring 4 is provided with a limiting sleeve ring 5, one side of the limiting sleeve ring 5 is welded with a threaded sleeve ring block 6, an adjusting screw 8 is arranged in the threaded sleeve ring block 6, one side of the outer wall of the threaded sleeve ring block 6 is fixedly connected with a scale mark block 7, and one side of the scale mark block 7 is provided with a height scale mark 10;
according to the principle of use of the standard substance cutting device for calibrating the differential scanning calorimeter, according to the downward moving distance of the downward pressing impact tool bit 3, the rotary cap 11 is rotated, the rotary cap 11 drives the adjusting screw 8 to rotate inside the rectangular frame plate 9, the adjusting screw 8 drives the thread bushing ring block 6 to move along the inner wall of the rectangular frame plate 9 under the action of threads, the thread bushing ring block 6 drives the limiting sleeve ring 5 to move, meanwhile, the thread bushing ring block 6 drives the scale mark block 7 to move along the outer wall of the rectangular frame plate 9, scale mark data of the scale mark block 7 on the height scale mark 10 are the height position of the downward pressing impact tool bit 3, the limiting sleeve ring 5 can limit the height limiting sleeve ring 4, thus the downward pressing impact tool bit 3 can accurately limit the downward moving, the standard substance positioning disc 17 for calibrating the thermal instrument is inserted into the inner position of the cutter shell 1, the downward pressing handle 15 drives the rotating column 14 to rotate inside the cutter shell 1, meanwhile, the rotating column 14 drives the linkage ring 13 to rotate along the outer wall of the rectangular frame plate 9, the linkage toothed ring 13 drives the gear ring 2 to move to the downward pressing impact tool bit 3, and the height of the linkage tool bit 3 can be moved by the lower than the limiting sleeve ring 2, and the height of the standard substance can be accurately limited by the downward moving distance of the downward pressing impact tool bit 3, and the thermal instrument calibration tool bit can be moved by the limiting sleeve ring 3, and the height of the standard substance can be taken out by the standard substance when the thermal instrument calibration tool bit 3 is driven to move by the height of the limiting position of the lower than the standard substance 3.
In some embodiments, as shown in fig. 1-3, the outer wall of the adjusting screw 8 is rotatably connected with a rectangular frame plate 9 at the position above the thread collar block 6, the rectangular frame plate 9 is vertically and slidably connected with the thread collar block 6, the top end of the adjusting screw 8 extends to the position above the rectangular frame plate 9 and is fixedly connected with a rotating cap 11, so that the rotating cap 11 drives the adjusting screw 8 to rotate inside the rectangular frame plate 9, the adjusting screw 8 is ensured to stably rotate, one side of the outer wall of the linkage toothed plate 2 is meshed with a linkage toothed ring 13, a rotating column 14 extending to the outside of the cutter shell 1 is fixedly connected to the inner wall of the linkage toothed ring 13, one side of the outer wall of the rotating column 14 is welded with a pressing handle 15, so that the pressing handle 15 drives the rotating column 14 to rotate inside the cutter shell 1, meanwhile, the rotating column 14 drives the linkage toothed ring 13 to rotate downwards, the other side of the linkage toothed plate 2 is welded with a sliding block 16, a positioning disk 17 for a thermal instrument calibration substance vertically clamped with the cutter shell 1 is arranged below the pressing impact 3, a thermal instrument calibration substance is conveniently calibrated by the positioning disk 17 for the thermal instrument, and the thermal instrument calibration substance is conveniently calibrated by the positioning instrument is inserted into the position of the thermal instrument 17 through the thermal instrument calibration substance.
In some embodiments, as shown in fig. 1-4, a supporting bottom plate 18 is welded at the bottom end of a housing 1 of the cutting machine, a connecting support block 19 is fixedly connected to one side of the outer wall of the supporting bottom plate 18, a sleeve ring block 20 is connected to one end of the connecting support block 19, a supporting shaft column 21 is arranged on the inner wall of the sleeve ring block 20, a concave mounting support block 12 is welded at one end of the supporting shaft column 21, the sleeve ring block 20 is rotatably connected with the supporting shaft column 21, and the outer wall of the supporting shaft column 21 is a smooth surface;
according to the upper structure, after the standard substance for calibrating the calorimeter is cut, the supporting bottom plate 18 is required to be rotated upwards, the supporting bottom plate 18 drives the connecting support block 19 to rotate on the outer wall of the supporting shaft column 21, meanwhile, the bolts are inserted into the concave installation support block 12 to fix the concave installation support block 12, and cutting scraps in the whole cutter shell 1 can be rotated to be discharged downwards.
To sum up through setting up the spacing subassembly of cutting, adjusting screw 8 is at the inside rotation of rectangle framed board 9, adjusting screw 8 drives screw thread collar piece 6 and removes along rectangle framed board 9 inner wall under the effect of screw thread, screw thread collar piece 6 drives the outer removal of scale mark piece 7 along rectangle framed board 9, scale mark data on high scale mark 10 of scale mark piece 7 is the high position of pushing down the shock tool bit 3 and moving down, high spacing ring 4 is when moving down can carry out high position spacing to the shock tool bit 3 that pushes down by spacing sleeve ring 5, avoid pushing down shock tool bit 3 to move down excessively, avoid causing the cutting power excessively, avoid damaging the standard substance for the differential scanning calorimeter calibration, the accurate control cutting position.
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a cutting device for standard substance is used in differential scanning calorimeter calibration, includes cutting machine shell (1), the inside vertical sliding connection of cutting machine shell (1) has linkage pinion rack (2), the bottom welding of linkage pinion rack (2) has pushing down impact tool bit (3), its characterized in that: the outer wall of the downward pressing impact tool bit (3) is provided with a cutting limit component;
the cutting limiting assembly comprises a height limiting ring (4) arranged on the outer wall of the downward pressing impact tool bit (3), the vertical sliding connection of the position below the height limiting ring (4) is provided with a limiting sleeve ring (5), one side of the limiting sleeve ring (5) is welded with a threaded sleeve ring block (6), an adjusting screw (8) is arranged in the threaded sleeve ring block (6), one side of the outer wall of the threaded sleeve ring block (6) is fixedly connected with a scale mark block (7), and one side of the scale mark block (7) is provided with a height scale mark (10).
2. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 1, wherein: the pressing impact tool bit (3) is fixedly connected with the height limiting ring (4), and the cross section area of the pressing impact tool bit (3) is larger than that of the limiting sleeve joint ring (5).
3. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 1, wherein: the outer wall of the adjusting screw (8) is rotatably connected with a rectangular frame plate (9) at the position above the threaded sleeve ring block (6), the rectangular frame plate (9) is vertically and slidably connected with the threaded sleeve ring block (6), and the top end of the adjusting screw (8) extends to the position above the rectangular frame plate (9) and is fixedly connected with a rotary cap (11).
4. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 1, wherein: the automatic cutting machine is characterized in that a linkage toothed ring (13) is connected to one side of the outer wall of the linkage toothed plate (2) in a meshed transmission manner, a rotating column (14) extending to the outside of the cutting machine shell (1) is fixedly connected to the inner wall of the linkage toothed ring (13), and a pressing handle (15) is welded to one side of the outer wall of the rotating column (14).
5. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 1, wherein: the other side of the linkage toothed plate (2) is welded with a sleeving sliding block (16), and a standard substance positioning disk (17) for calibrating a calorimeter is vertically clamped with the shell (1) of the cutting machine and is arranged below the pushing impact tool bit (3).
6. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 1, wherein: the bottom of cutting machine shell (1) is welded with supporting baseplate (18), is fixedly connected with in outer wall one side of supporting baseplate (18) and connects prop up piece (19), the one end of connecting prop up piece (19) is connected with and cup joints ring piece (20), the inner wall of cup joints ring piece (20) is equipped with support shaft post (21), and the one end welding of support shaft post (21) has spill installation prop up piece (12).
7. The cutting device for a standard substance for calibration of a differential scanning calorimeter of claim 6, wherein: the sleeve joint ring block (20) is rotationally connected with the supporting shaft column (21), and the outer wall of the supporting shaft column (21) is provided with a smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322173377.4U CN220650230U (en) | 2023-08-14 | 2023-08-14 | Cutting device for standard substance for calibration of differential scanning calorimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322173377.4U CN220650230U (en) | 2023-08-14 | 2023-08-14 | Cutting device for standard substance for calibration of differential scanning calorimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220650230U true CN220650230U (en) | 2024-03-22 |
Family
ID=90269326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322173377.4U Active CN220650230U (en) | 2023-08-14 | 2023-08-14 | Cutting device for standard substance for calibration of differential scanning calorimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220650230U (en) |
-
2023
- 2023-08-14 CN CN202322173377.4U patent/CN220650230U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108426783B (en) | Micro-shear test device | |
| CN220650230U (en) | Cutting device for standard substance for calibration of differential scanning calorimeter | |
| CN208013021U (en) | Penetrometer | |
| CN217273336U (en) | Engineering detects with convenient to detach's positioner | |
| CN216205869U (en) | Engineering is managed and is used road surface thickness detection device | |
| CN213197430U (en) | Measuring platform for precision machining | |
| CN111811878B (en) | High-stability sampling mechanism of intelligent grain sampler | |
| CN111811879B (en) | Intelligent multipoint acquisition tube for automatic sampler | |
| CN114062082A (en) | Original state soil triaxial sample rotary-drop preparation device and method | |
| CN210386976U (en) | Cast rolling aluminium strip thickness measuring instrument | |
| CN221055676U (en) | Taper hole depth detection tool | |
| CN211939701U (en) | Cutting device of steel plate | |
| CN219511832U (en) | Soil sample collection device | |
| CN219830374U (en) | Geological sampling weighing device | |
| CN216308901U (en) | Device for rapidly measuring height of Marshall test piece | |
| CN220751664U (en) | Sampling detection device of deep soil | |
| CN220019049U (en) | Different degree of depth ore pulp sampling device | |
| CN221030061U (en) | Simple and convenient standard runs through testing arrangement | |
| CN219347567U (en) | Hole site gauge | |
| CN221055691U (en) | High-precision waterproof coating thickness quick-detecting device | |
| CN220296387U (en) | General bracket for machining | |
| CN220104920U (en) | Asphalt softening point tester capable of being heated uniformly and positioned conveniently | |
| CN220794949U (en) | Concrete density detection device | |
| CN213956985U (en) | Simple measurement tool | |
| CN114322820B (en) | Fastener hole degree of depth detects frock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |