CN217504665U - Carbonization degree of depth measuring apparatu calibrating device - Google Patents
Carbonization degree of depth measuring apparatu calibrating device Download PDFInfo
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- CN217504665U CN217504665U CN202221658056.2U CN202221658056U CN217504665U CN 217504665 U CN217504665 U CN 217504665U CN 202221658056 U CN202221658056 U CN 202221658056U CN 217504665 U CN217504665 U CN 217504665U
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- 238000003763 carbonization Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 46
- 238000004164 analytical calibration Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of detection equipment of a carbonization depth measuring instrument, in particular to a calibration device of the carbonization depth measuring instrument; the device comprises a base, wherein a detection platform is embedded in one side of the base, and the detection platform and the upper surface of the base are coplanar; a stepped gauge block is arranged on the detection platform; a sliding groove is formed in one side, opposite to the detection platform, of the base, and the sliding plate is in sliding fit with the sliding groove; the sliding plate is provided with an internal threaded hole along the sliding direction; the end part of the sliding chute is provided with a motor mounting groove, and the stepping motor is arranged in the motor mounting groove; a motor shaft of the stepping motor extends into the chute and is fixed with one end of the screw rod; the utility model provides a carbonization degree of depth measuring apparatu calibrating device aims at solving the technical problem that zero-bit error detected and indicating value error detection synchronous detection.
Description
Technical Field
The utility model relates to a carbonization degree of depth measuring apparatu check out test set technical field, concretely relates to carbonization degree of depth measuring apparatu calibrating device.
Background
The carbonization depth measuring instrument and the measuring ruler are special instruments for measuring the depth of the carbonization layer on the measured surface when the strength of the concrete is measured by adopting a rebound method; the device is widely used for measuring the depth of the surface carbonized layer of concrete and other building materials, and the quality of the carbonized depth measuring instrument influences the quality of the building engineering.
According to JJF 1721-2018 'calibration standard of carbonization depth measuring instruments and measuring scales', zero error detection and indicating value error detection are required to be carried out when the carbonization depth measuring instruments carry out calibration detection; the zero error detection process is as follows: calibrating on a flat plate, completely contacting the basal planes of the carbonization depth measuring instrument and the measuring scale with the working surface of the flat plate, contacting the measuring head with the flat plate, and reading indicating values of the carbonization depth measuring instrument and the measuring scale to obtain a zero error; the index error detection standard was calibrated on a flat plate using a block. And placing a gauge block in the measuring range of the carbonization depth measuring instrument on the flat plate, then completely contacting the base surface of the carbonization depth measuring instrument with the surface of the gauge block, contacting the measuring head with the flat plate, reading the indicating value of the carbonization depth measuring instrument at the calibration point, wherein the difference between the indicating value of the carbonization depth measuring instrument and the nominal value of the gauge block is the indicating value error of the calibration point.
A calibration device for a concrete carbonation depth measuring instrument, such as the grant publication No. CN 209894822; the method comprises the following steps: the base erect on the base and be provided with the stand, the stand is provided with centre gripping subassembly and last centre gripping subassembly down, and lower centre gripping subassembly is used for centre gripping concrete carbonization degree of depth measuring apparatu, goes up the centre gripping subassembly and is used for centre gripping digital display amesdial, be provided with lifting unit on the stand, lifting unit is continuous with centre gripping subassembly and last centre gripping subassembly down. The utility model has the advantages that: the concrete carbonization depth measuring instrument is simple in structure and convenient to clamp, realizes the calibration of the minimum measuring range of the carbonization depth measuring instrument, accords with the Abbe principle, can quickly calibrate the concrete carbonization depth measuring instrument, and ensures the accuracy of relevant parameters; the existing calibration device can only carry out zero error detection and cannot carry out indicating value error detection; a carbonization depth measuring instrument calibration device is designed based on the inventor, and aims to solve the technical problem of synchronous detection of zero error detection and indicating value error detection.
Disclosure of Invention
The utility model provides a carbonization degree of depth measuring apparatu calibrating device aims at solving the technical problem that zero-bit error detected and indicating value error detection synchronous detection.
The utility model discloses a technical scheme as follows: a carbonization depth measuring instrument calibration device comprises a base, wherein a detection platform is embedded in one side of the base, and the detection platform and the upper surface of the base are coplanar; a stepped gauge block is arranged on the detection platform; a sliding groove is formed in one side, opposite to the detection platform, of the base, and the sliding plate is in sliding fit with the sliding groove; the sliding plate is provided with an internal threaded hole along the sliding direction; the end part of the sliding chute is provided with a motor mounting groove, and the stepping motor is arranged in the motor mounting groove; a motor shaft of the stepping motor extends into the chute and is fixed with one end of the screw rod, the other end of the screw rod is in running fit with the end part of the chute through a bearing, and the screw rod is matched with an internal threaded hole of the sliding plate; the slide upside is vertical to be equipped with the mounting bracket of the type of falling L structure, and the mounting bracket includes horizontal plate and vertical board, and the lower surface of the horizontal plate of mounting bracket is vertical to be equipped with electric push rod, and electric push rod's pushing head is last to be equipped with the fixed plate that is used for fixed carbonization degree of depth measuring apparatu.
Furthermore, a vertical positioning plate is arranged on one side, close to the sliding chute, of the base, a magnet is arranged on the positioning plate, and the position of the magnet corresponds to that of the gauge block; and a Hall sensor is arranged on one side, close to the positioning plate, of the vertical plate of the mounting frame, and the height of the Hall sensor is consistent with that of the magnet.
Furthermore, a stay cord encoder is arranged on the horizontal plate on the upper side of the mounting frame, and one end of a rope of the stay cord encoder is fixed with a fixing plate at the push head of the electric push rod.
Specifically, the gauge blocks are in a three-layer ladder shape, and the width of the gauge blocks is smaller than that of the detection platform.
Specifically, the two sides of the sliding groove are provided with slideway-shaped recesses, and the two sides of the sliding plate are provided with bulges matched with the recesses.
Optionally, four adjusting legs are arranged at four corners of the lower side of the base.
Specifically, the upper side of the adjusting supporting leg is provided with an external threaded column which is in threaded fit with the base.
The utility model discloses the beneficial effect who reaches does: when the device is started, the stepping motor rotates forwards to drive the sliding plate to move along the sliding groove, and when the Hall sensor is aligned with the first magnet, the stepping motor stops; the electric push rod extends to drive the carbonization depth measuring instrument to move downwards, so that the measuring scale is continuously extended and extruded after contacting the detection platform for counting; in the process, a rope of the pull rope encoder is lengthened, and a detected signal is transmitted to the control system, so that the elongation length of the push rod is accurately controlled, the electric push rod is restored to the initial position after being lengthened and shortened for five times, and zero error detection is completed at the moment; the stepping motor rotates forwards to drive the sliding plate to slide further, when the Hall sensor is aligned with the second magnet, the sliding plate stops sliding, the control system controls the electric push rod to execute the actions again, the stepping motor continues to rotate forwards, and after four actions are executed, indication error detection is finished; the stepping motor rotates reversely and returns to the original position; the technical problem of synchronous detection of zero error detection and indicating error detection when a carbonization depth measuring instrument is used for calibration is solved.
Drawings
Fig. 1 is a schematic view of a carbonization depth measuring instrument.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a schematic view of the base structure of the present invention.
Fig. 4 is a schematic view of the structure of the mounting frame of the present invention.
Fig. 5 is a schematic diagram of the hall sensor position structure of the present invention.
Fig. 6 is an electrical connection block diagram of the present invention.
In the figure, 1, a base; 2. adjusting the support legs; 3. a detection platform; 4. measuring blocks; 5. a chute; 6. a slide plate; 7. a stepping motor; 8. a motor mounting groove; 9. a mounting frame; 10. an electric push rod; 11. a fixing plate; 12. positioning a plate; 13. a magnet; 14. a Hall sensor; 15. a pull rope encoder; 16. and (5) controlling the system.
Detailed Description
To facilitate understanding of the present invention for those skilled in the art, embodiments of the present invention will be described below with reference to the accompanying drawings.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Firstly, introducing an application scene of the application: when the carbonization depth measuring instrument is used for calibrating and detecting, zero error detection and indication error detection are required; the existing calibration device can only detect zero errors and cannot further detect indicating errors, and is an existing digital display carbonization depth measuring instrument as shown in figure 1; as shown in fig. 2, the utility model provides a calibration device for a carbonization depth measuring instrument, which comprises a base 1 with a rectangular plate-shaped structure, wherein four adjusting legs 2 are arranged at four corners of the lower side of the base 1; the upper side of the adjusting supporting leg 2 is provided with an external threaded column which is in threaded fit with the base 1; when the device is placed on a workbench and is uneven, the base 1 is kept horizontal by adjusting the supporting legs 2; a detection platform 3 is embedded in one side of the base 1, and the detection platform 3 and the upper surface of the base 1 are coplanar; a stepped gauge block 4 is arranged on the detection platform 3; specifically, the gauge block 4 is in a three-layer ladder shape, the first layer is 2mm, the second layer is 3mm, the third layer is 5mm, and the width of the gauge block 4 is smaller than that of the detection platform 3; a sliding groove 5 is formed in one side, opposite to the detection platform 3, of the base 1, the sliding groove 5 is of a square structure, and sliding-way-shaped depressions are formed in two sides of the sliding groove 5; the sliding plate 6 is in sliding fit in the sliding groove 5, and bulges matched with the depressions are formed on two sides of the sliding plate 6; the sliding plate 6 is provided with an internal threaded hole along the sliding direction; a motor mounting groove 8 is formed in the end part of the sliding groove 5, and the stepping motor 7 is mounted in the motor mounting groove 8 through a motor bracket; a motor shaft of the stepping motor 7 extends into the chute 5 and is fixed with one end of a lead screw through a coupler, the other end of the lead screw is in rotating fit with the end part of the chute 5 through a bearing, and the lead screw is matched with an internal threaded hole of the sliding plate 6; the stepping motor 7 rotates forwards and backwards to drive the sliding plate 6 to move along the sliding chute 5; an installation frame 9 with an inverted L-shaped structure is vertically arranged on the upper side of the sliding plate 6, the installation frame 9 comprises a horizontal plate and a vertical plate, an electric push rod 10 is vertically arranged on the lower surface of the horizontal plate of the installation frame 9, a push head of the electric push rod 10 is fixed with a fixed plate 11, and the lower side of the fixed plate 11 is used for fixing a carbonization depth measuring instrument; the carbonization depth measuring instrument can be used in any mode of locking pieces, clamping pieces, bonding, clamping and the like; a vertical positioning plate 12 is arranged on one side, close to the sliding chute 5, of the base 1, four magnets 13 are embedded in the positioning plate 12, and the positions of the magnets 13 correspond to the positions of each layer of the three layers of gauge blocks 4 and the detection platform 3; a Hall sensor 14 is arranged on one side, close to the positioning plate 12, of the vertical plate of the mounting frame 9, and the Hall sensor 14 is fixed with the mounting frame 9 through a sensor support; the height of the hall sensor 14 is consistent with that of the magnet 13; a pull rope encoder 15 is arranged on a horizontal plate on the upper side of the mounting frame 9, one end of a rope of the pull rope encoder 15 is fixed with a fixing plate 11 at the push head of the electric push rod 10, namely, when the electric push rod 10 drives the fixing plate 11 to slide up and down, detection is carried out through the pull rope encoder 15; the electric push rod 10, the Hall sensor 14, the stepping motor 7 and the pull rope encoder 15 are electrically connected with a control system 16, and the control system 16 is any one of plc or a singlechip; the rope encoder 15 can accurately measure and detect the ascending and descending positions of the fixing plate 11 and transmit the positions to the control system 16.
When the device is used, the carbonization depth measuring instrument to be measured is arranged on the lower side of the fixing plate 11, the device is started, the stepping motor 7 rotates forwards to drive the sliding plate 6 to move along the sliding chute 5, and when the Hall sensor 14 is aligned with the first magnet 13, the stepping motor 7 stops; the electric push rod 10 extends to drive the carbonization depth measuring instrument to move downwards, so that the measuring scale is continuously extended and extruded after being contacted with the detection platform 3 for counting; in the process, the rope of the rope pulling encoder 15 is lengthened, and a detected signal is transmitted to the control system 16, so that the extension length of the push rod is accurately controlled, and the electric push rod 10 is restored to the initial position after being extended and shortened for five times; the stepping motor 7 rotates forwards to drive the sliding plate 6 to slide further, when the Hall sensor 14 is aligned with the second magnet 13, the sliding plate stops, the control system 16 controls the electric push rod 10 to execute the actions again, the stepping motor 7 continues to rotate forwards, and after the four actions are finished, the stepping motor 7 rotates backwards and returns to the original position; counting by the carbonization depth measuring instrument can be manually and directly observed by eye, and manual counting is carried out; the device can also be provided with a camera which is aligned with the digital display position of the count of the carbonization depth measuring instrument, and the digital display position is transmitted to the control system 16 for counting after being identified.
The above-mentioned fixing methods, if not separately described, all use the means of common technique of those skilled in the art, such as welding, nesting, or screw fixing.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a carbonization depth measuring apparatu calibrating device which characterized in that: the device comprises a base (1), wherein a detection platform (3) is embedded in one side of the base (1), and the detection platform (3) and the upper surface of the base (1) are coplanar; a stepped gauge block (4) is arranged on the detection platform (3); a sliding groove (5) is formed in one side, opposite to the detection platform (3), of the base (1), and the sliding plate (6) is in sliding fit in the sliding groove (5); the sliding plate (6) is provided with an internal threaded hole along the sliding direction; a motor mounting groove (8) is formed in the end of the sliding groove (5), and the stepping motor (7) is arranged in the motor mounting groove (8); a motor shaft of the stepping motor (7) extends into the chute (5) and is fixed with one end of the lead screw, the other end of the lead screw is in running fit with the end part of the chute (5) through a bearing, and the lead screw is matched with an internal threaded hole of the sliding plate (6); the upper side of the sliding plate (6) is vertically provided with a mounting rack (9) of an inverted L-shaped structure, the mounting rack (9) comprises a horizontal plate and a vertical plate, the lower surface of the horizontal plate of the mounting rack (9) is vertically provided with an electric push rod (10), and a push head of the electric push rod (10) is provided with a fixing plate (11) for fixing a carbonization depth measuring instrument.
2. A carbonization depth measuring instrument calibration device according to claim 1, wherein: a vertical positioning plate (12) is arranged on one side, close to the sliding chute (5), of the base (1), a magnet (13) is arranged on the positioning plate (12), and the position of the magnet (13) corresponds to the position of the gauge block (4); a Hall sensor (14) is arranged on one side, close to the positioning plate (12), of the vertical plate of the mounting frame (9), and the height of the Hall sensor (14) is consistent with that of the magnet (13).
3. A carbonization depth measuring instrument calibration device according to claim 2, wherein: and a pull rope encoder (15) is arranged on the horizontal plate on the upper side of the mounting frame (9), and one end of a rope of the pull rope encoder (15) is fixed with a fixing plate (11) at the pushing head of the electric push rod (10).
4. A carbonization depth measuring instrument calibration device according to claim 1, wherein: the measuring block (4) is in a three-layer ladder shape, and the width of the measuring block (4) is smaller than that of the detection platform (3).
5. A carbonization depth measuring instrument calibration device according to claim 1, wherein: the two sides of the sliding groove (5) are provided with slideway-shaped depressions, and the two sides of the sliding plate (6) are provided with bulges matched with the depressions.
6. A carbonization depth measuring instrument calibration device according to claim 1, wherein: four adjusting support legs (2) are arranged at four corners of the lower side of the base (1).
7. A carbonization depth measuring instrument calibration device according to claim 6, wherein: the upper side of the adjusting supporting leg (2) is provided with an external thread column which is in threaded fit with the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221658056.2U CN217504665U (en) | 2022-06-30 | 2022-06-30 | Carbonization degree of depth measuring apparatu calibrating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221658056.2U CN217504665U (en) | 2022-06-30 | 2022-06-30 | Carbonization degree of depth measuring apparatu calibrating device |
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| CN217504665U true CN217504665U (en) | 2022-09-27 |
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| CN202221658056.2U Active CN217504665U (en) | 2022-06-30 | 2022-06-30 | Carbonization degree of depth measuring apparatu calibrating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935305A (en) * | 2022-06-30 | 2022-08-23 | 包头市检验检测中心 | Carbonization depth measuring instrument calibration device and method |
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2022
- 2022-06-30 CN CN202221658056.2U patent/CN217504665U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935305A (en) * | 2022-06-30 | 2022-08-23 | 包头市检验检测中心 | Carbonization depth measuring instrument calibration device and method |
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