CN220339574U - Auxiliary tool for calibrating force value of pressure testing machine - Google Patents
Auxiliary tool for calibrating force value of pressure testing machine Download PDFInfo
- Publication number
- CN220339574U CN220339574U CN202320467496.8U CN202320467496U CN220339574U CN 220339574 U CN220339574 U CN 220339574U CN 202320467496 U CN202320467496 U CN 202320467496U CN 220339574 U CN220339574 U CN 220339574U
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- Prior art keywords
- plate
- force value
- auxiliary tool
- standard sensor
- guide rail
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 208000010727 head pressing Diseases 0.000 claims abstract description 33
- 230000007704 transition Effects 0.000 claims abstract description 21
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses an auxiliary tool for calibrating a force value of a pressure testing machine, when the auxiliary tool is used, a loading head presses a loading head pressing plate, the loading head pressing plate slides downwards along a linear guide rail through a transition plate, force is transmitted to a standard sensor to measure the force value, the force value measured by the sensor on the loading head can be corrected through comparison of the force value measured by the standard sensor and the force value measured by the loading head, so that the force value precision of the whole testing machine can meet the test requirement, a standard sensor adjusting plate is telescopically connected to two sides of a linear guide rail seat, the standard sensor adjusting plate can move on a base plate of the calibration auxiliary tool, the auxiliary tool is adapted to standard sensors with different sizes through adjustment of the spacing of the standard sensor adjusting plate, and the loading head pressing plate is detachably connected to the upper end of the transition plate, so that the auxiliary tool is convenient to replace the loading head pressing plate with different structural forms.
Description
Technical Field
The utility model relates to the technical field of pressure testing machines, in particular to an auxiliary tool for calibrating a force value of a pressure testing machine.
Background
At present, a structural anti-seismic test performed in a laboratory mainly adopts a customized pressure testing machine, and a main loading mechanism of the testing machine is a hydraulic cylinder and is provided with a load sensor for collecting and controlling force values, so that the accuracy of the force values of the load sensor is ensured, and the testing result is very important.
There are two main schemes for current force value calibration. Firstly, the measuring yard uses a standard press machine to calibrate the force value of a load sensor of a laboratory, but the method needs to disassemble the load sensor, is inconvenient to operate under most conditions, and has higher requirements on operators. Secondly, the measuring yard uses the standard sensor to directly load and calibrate the equipment in a laboratory, the scheme is simple and convenient, but the cost is higher, the waiting period may be longer, the sensor size of each measuring yard is different, and particularly when the load except the vertical direction is calibrated, the calibration work can be completed by using the related calibration auxiliary tool. Therefore, a force value calibration auxiliary tool is urgently needed, and the problem that the force value calibration of the load sensor of the testing machine is inconvenient is solved.
Disclosure of Invention
The utility model aims to provide an auxiliary tool for calibrating a force value of a pressure testing machine, which solves the problem of inconvenient calibration of a force value of a load sensor of the testing machine.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the auxiliary tool for calibrating the force value of the pressure testing machine comprises a calibration auxiliary tool bottom plate, a linear guide rail seat, a transition plate, a standard sensor adjusting plate and a loader head pressing plate, wherein the linear guide rail seat is symmetrically arranged on the calibration auxiliary tool bottom plate, a linear guide rail is arranged on the inner side of the linear guide rail seat, and an L-shaped connecting plate is connected to the linear guide rail; the transition plate is connected to the upper end of the L-shaped connecting plate; the loader head pressing plate is detachably connected to the upper end of the transition plate; the standard sensor adjusting plates are connected to two sides of the linear guide rail seat in a telescopic manner.
Preferably, one side of the standard sensor adjusting plate, which is close to the standard sensor, is provided with an arc recess matched with the standard sensor, and the standard sensor is in contact with the arc recess to realize positioning, so that the standard sensor can be prevented from moving in position during calibration.
Preferably, the standard sensor adjusting plate is connected with the linear guide rail seat through long screws, the position of the long screws is adjusted, so that the standard sensor adjusting plate can move on the calibration auxiliary tool base plate, the standard sensor adjusting plate is adapted to standard sensors with different sizes through adjustment of the spacing of the standard sensor adjusting plate, and after the standard sensor is in place, the long screws on two sides are screwed, so that the standard sensor is prevented from moving in position during calibration.
Preferably, the loader head pressing plate is of a cuboid structure, and the top end of the loader head pressing plate is a plane.
Preferably, the loader head pressing plate is of a decahedron structure, and the top end of the loader head pressing plate is non-planar.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the auxiliary tool for calibrating the force value of the pressure testing machine is used, the standard sensor is placed between the standard sensor adjusting plates, after the loading head presses the loading head pressing plate, the loading head pressing plate slides downwards along the linear guide rail through the transition plate to transfer force to the standard sensor, the force value is measured, and the force value measured by the sensor on the loading head can be corrected through comparing the force value measured by the standard sensor with the force value measured by the loading head, so that the force value precision of the whole testing machine can meet the test requirement, in order to enable the auxiliary tool to be matched with standard sensors with different sizes, the standard sensor adjusting plates are connected to two sides of the linear guide rail seat in a telescopic manner, so that the standard sensor adjusting plates can move on the calibration auxiliary tool base plate, the standard sensor adjusting plates are adapted to standard sensors with different sizes through the adjustment of the spacing of the standard sensor adjusting plates, the loading head pressing plate can be detachably connected to the upper end of the transition plate, the loading head pressing plates with different structural forms are convenient to replace, and the loading heads with different structural forms are matched, therefore, the auxiliary tool is simple in structure and convenient to install, and the auxiliary tool can be used for calibrating the standard sensor with different sizes;
2. the linear guide rail of the auxiliary tool for calibrating the force value of the pressure testing machine can prevent the condition that the force of the standard sensor is inaccurate due to the lateral force while realizing the up-down sliding of the pressure plate of the loader head, so that the calibration force value is more accurate;
3. the loader head pressing plate of the auxiliary tool for calibrating the force value of the pressure test machine is convenient to assemble and disassemble, and is convenient to match with loading heads of different structural forms, so that the problem that the calibration results exist in deviation due to different types of loading heads is solved.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present utility model;
fig. 2 is a schematic perspective view of a second embodiment of the present utility model.
In the figure: 1. calibrating an auxiliary tool bottom plate; 2. a linear guide rail seat; 21. a linear guide rail; 22. an L-shaped connecting plate; 3. a transition plate; 4. a standard sensor adjustment plate; 5. a loader head platen; 6. standard sensors.
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.
Example 1
Referring to fig. 1, an auxiliary tool for calibrating a force value of a pressure testing machine is connected to a reaction member of the force of the pressure testing machine through screws in use, the auxiliary tool for calibrating the force value of the pressure testing machine comprises a calibration auxiliary tool base plate 1, a linear guide rail seat 2, a transition plate 3, a standard sensor adjusting plate 4 and a loader head pressing plate 5, wherein the linear guide rail seat 2 is symmetrically arranged on the calibration auxiliary tool base plate 1, a linear guide rail 21 is arranged on the inner side of the linear guide rail seat 2, and an L-shaped connecting plate 22 is connected to the linear guide rail 21; the transition plate 3 is connected to the upper end of the L-shaped connecting plate 22; the loader head pressing plate 5 is detachably connected to the upper end of the transition plate 3; when the pressure testing device is used, the standard sensor 6 is placed on the inner side of the standard sensor adjusting plate 4, after the loading head presses the loading head pressing plate 5, the loading head pressing plate 5 slides downwards along the linear guide rail 21 through the transition plate 3, force is transmitted to the standard sensor 6, the measured force value is compared with the measured force value of the loading head through the standard sensor 6, the measured force value of the sensor on the loading head can be corrected, so that the force value precision of the whole testing machine meets the test requirement, the standard sensor adjusting plate 4 is connected on two sides of the linear guide rail seat 2 in a telescopic manner, the standard sensor adjusting plate 4 can move on the calibration auxiliary tool bottom plate 1, the auxiliary tool is adapted to the standard sensor 6 with different sizes through the adjustment of the spacing between the standard sensor adjusting plate 4, the problem that the pressure testing machine is poor in applicability due to the difference of the standard sensor 6 sizes of different metering hospitals is solved, the loading head pressing plate 5 is detachably connected at the upper end of the transition plate 3, the loading head 5 with different structural forms is convenient to replace, the loading heads with different structural forms are matched, the loading heads with different types of the loading heads are different in size, the problem that the loading heads with different types of the loading heads are different in size is easy, the problem that the calibration device has different size is different, the problem that the calibration device has different size is convenient, and the device has different has the problem that is convenient to be suitable for the calibration device and has different to have different size and has different size.
Example two
Referring to fig. 2, an auxiliary tool for calibrating a force value of a pressure testing machine is made of low carbon steel and aluminum alloy materials, so that the weight of the auxiliary tool can be reduced to the greatest extent, the auxiliary tool is convenient to carry and install, the auxiliary tool for calibrating the force value of the pressure testing machine comprises a calibration auxiliary tool base plate 1, a linear guide rail seat 2, a transition plate 3, a standard sensor adjusting plate 4 and a loader head pressing plate 5 with a decahedron structure, wherein the top end of the loader head pressing plate 5 is non-planar and is matched with a non-planar loading head for use, the linear guide rail seat 2 is symmetrically arranged on the calibration auxiliary tool base plate 1, a linear guide rail 21 is arranged on the inner side of the linear guide rail seat 2, and an L-shaped connecting plate 22 is connected to the linear guide rail 21; the transition plate 3 is connected to the upper end of the L-shaped connecting plate 22; the loader head pressing plate 5 is detachably connected to the upper end of the transition plate 3; when in use, the standard sensor 6 is arranged on the inner side of the standard sensor adjusting plate 4, after the loading head presses the loading head pressing plate 5, the loading head pressing plate 5 slides downwards along the linear guide rail 21 through the transition plate 3, the force is transmitted to the standard sensor 6 to measure the force value, the force value measured by the sensor on the loading head can be corrected through comparing the force value measured by the standard sensor 6 with the force value measured by the loading head, thereby ensuring that the force value precision of the whole testing machine meets the test requirement, the standard sensor adjusting plate 4 is connected on two sides of the linear guide rail seat 2 in a telescopic way through long screws, the standard sensor adjusting plate 4 can move a distance on the calibration auxiliary tool base plate 1, the auxiliary tool is adapted to the standard sensor 6 with different sizes through the interval adjustment of the standard sensor adjusting plate 4, the problem of poor applicability of the pressure testing machine caused by the different sizes of the standard sensor 6 of different metering hospitals is solved, when the standard sensor 6 is in place, the long screws on two sides are screwed, meanwhile, one side of the standard sensor adjusting plate 4, which is close to the standard sensor 6, is provided with an arc recess matched with the standard sensor 6, so that the standard sensor 6 can be prevented from moving in position during calibration, the two sides are provided with the linear guide rails 21, the condition that the standard sensor 6 is inaccurate in force measurement due to lateral force can be prevented, the calibration force value is more accurate, the loader head pressing plate 5 is detachably connected to the upper end of the transition plate 3, the loader head pressing plates 5 in different structural forms are convenient to replace, the loading heads in different structural forms are matched, the problem that the calibration results are biased due to the loading heads in different types is solved, and therefore the auxiliary tool is simple in structure, convenient to install and high in universality.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. An auxiliary tool for calibrating a force value of a pressure testing machine is characterized by comprising a calibration auxiliary tool base plate (1), a linear guide rail seat (2), a transition plate (3), a standard sensor adjusting plate (4) and a loader head pressing plate (5),
the linear guide rail seat (2) is symmetrically arranged on the calibration auxiliary tool bottom plate (1), a linear guide rail (21) is arranged on the inner side of the linear guide rail seat (2), and an L-shaped connecting plate (22) is connected to the linear guide rail (21);
the transition plate (3) is connected to the upper end of the L-shaped connecting plate (22);
the loader head pressing plate (5) is detachably connected to the upper end of the transition plate (3);
the standard sensor adjusting plates (4) are telescopically connected to two sides of the linear guide rail seat (2).
2. An accessory for calibrating a force value of a pressure tester according to claim 1, wherein: and one side of the standard sensor adjusting plate (4) close to the standard sensor (6) is provided with an arc recess matched with the standard sensor (6).
3. An accessory for calibrating a force value of a pressure tester according to claim 1, wherein: the standard sensor adjusting plate (4) is connected with the linear guide rail seat (2) through long screws.
4. An accessory for calibrating a force value of a pressure tester according to claim 1, wherein: the loader head pressing plate (5) is of a cuboid structure, and the top end of the loader head pressing plate (5) is a plane.
5. An accessory for calibrating a force value of a pressure tester according to claim 1, wherein: the loader head pressing plate (5) is of a decahedron structure, and the top end of the loader head pressing plate (5) is non-planar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467496.8U CN220339574U (en) | 2023-03-13 | 2023-03-13 | Auxiliary tool for calibrating force value of pressure testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467496.8U CN220339574U (en) | 2023-03-13 | 2023-03-13 | Auxiliary tool for calibrating force value of pressure testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220339574U true CN220339574U (en) | 2024-01-12 |
Family
ID=89458083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320467496.8U Active CN220339574U (en) | 2023-03-13 | 2023-03-13 | Auxiliary tool for calibrating force value of pressure testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220339574U (en) |
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2023
- 2023-03-13 CN CN202320467496.8U patent/CN220339574U/en active Active
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