CN217738969U - Calibrating device for adhesion tester - Google Patents
Calibrating device for adhesion tester Download PDFInfo
- Publication number
- CN217738969U CN217738969U CN202221449654.9U CN202221449654U CN217738969U CN 217738969 U CN217738969 U CN 217738969U CN 202221449654 U CN202221449654 U CN 202221449654U CN 217738969 U CN217738969 U CN 217738969U
- Authority
- CN
- China
- Prior art keywords
- tension
- adhesion tester
- compression sensor
- spindle
- fixing
- 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
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides an adhesion tester calibrating device, which solves the problem that the accuracy of the measuring result of the existing adhesion tester can not be judged, and comprises a fixed unit, a spindle, a tension and compression sensor and a force value measuring and controlling instrument connected with the tension and compression sensor; the fixing unit comprises a fixing upper plate, a fixing lower plate and an upright post arranged between the fixing upper plate and the fixing lower plate; the middle part of the fixed upper plate is provided with a first process hole, the lower end of the spindle passes through the first process hole to be connected with the upper end of a tension and compression sensor, and the lower end of the tension and compression sensor is connected with the fixed lower plate; the spindle is used for being connected with a sleeve of the adhesion tester to be calibrated. The calibration device can be used for the periodic calibration of the adhesion tester, so that the measurement precision of the calibration device meets the requirements of relevant technical standards.
Description
Technical Field
The utility model relates to a test calibrating device, concretely relates to adhesion tester calibrating device, the device are measurement calibration general frock, mainly used machinery metalloid, the calibration of the adhesion tester of non-metallic spare part surface coating.
Background
The adhesion tester is widely applied to testing the adhesion (namely the bonding strength) of the surface coatings of the metal and nonmetal parts of machinery, the bonding strength of the surface coatings of the metal and nonmetal parts is an important technical index for measuring the quality of the surface coatings of the parts, whether the bonding strength of the surface coatings meets the technical requirements or not is used for determining whether the surface coatings can be peeled off or not, and is directly related to whether the surface coatings play roles of corrosion prevention, rust prevention, attractiveness and the like.
The adhesion tester belongs to a special detection instrument, and when the adhesion tester normally works, a spindle which is stuck on a surface coating and has a certain size is pulled up, the spindle and the surface coating are stuck by using a special adhesive, and the periphery of the joint surface of the spindle and the surface coating is cut and scratched with a cutter of 20mm along the edge of the spindle so as to separate the coating of the joint part of the spindle and the surface coating from the coating of the periphery. When the spindle is pulled up by the adhesion tester under the action of force, the surface coating is separated from the substrate (namely, a metal or nonmetal part or a coating test plate) under the normal condition, and the size of the bonding force is displayed on the adhesion tester so as to judge whether the bonding force meets the requirements of related technical standards. Because the adhesion tester is at the during operation, its sleeve will block on the spindle, consequently, needs special frock during its calibration to judge whether the precision of adhesion tester satisfies the testing requirement.
In the prior art, because no special calibration device is used for calibrating and calibrating the instrument, the adhesion tester cannot be calibrated correctly in the conventional process, and the accuracy of the measurement result cannot be judged, so that the measurement result does not meet the management requirements of the metering detection equipment and the metering management system, and further normal measurement work cannot be carried out.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is solved because of prior art can't calibrate the adhesion tester, and leads to the technical problem that the accuracy of adhesion tester measuring result can't be judged, and provides an adhesion tester calibrating device.
The utility model adopts the technical proposal that:
an adhesion tester calibrating device is characterized by comprising a fixing unit, a spindle, a tension and compression sensor and a force value measuring and controlling instrument connected with the tension and compression sensor; the fixing unit comprises a fixing upper plate, a fixing lower plate and a plurality of stand columns arranged between the fixing upper plate and the fixing lower plate; the middle part of the fixed upper plate is provided with a process hole, the lower end of the spindle passes through the first process hole to be connected with the upper end of a tension and compression sensor, and the lower end of the tension and compression sensor is connected with the fixed lower plate; the spindle is used for being connected with a sleeve of the adhesion tester to be calibrated.
Furthermore, a second process hole is formed in the fixed lower plate, an internal thread is formed in the lower end of the tension-compression sensor, the lower end of the tension-compression sensor is connected with the fixed lower plate through a screw, the connection mode is simple, and the installation stability of the tension-compression sensor can be effectively guaranteed.
Furthermore, the lower end of the spindle penetrates through the first technical hole to be in threaded connection with the upper end of the tension and compression sensor, so that the connection stability between the spindle and the tension and compression sensor can be effectively guaranteed.
Furthermore, the tension and pressure sensor and the force value measuring and controlling instrument are connected with a signal transmission line through an aviation plug, so that the stability and the interference resistance of a signal transmission force value are ensured.
Furthermore, the measurement precision of the tension and compression sensor is +/-0.3%, and the calibration precision can be effectively guaranteed.
Furthermore, the force value measuring and controlling instrument is a digital display force value measuring and controlling instrument, the display unit of the force value measuring and controlling instrument is N, and the display precision is 0.1N.
Furthermore, the fixed upper plate, the fixed lower plate, the upright post and the spindle are made of 20Cr13 stainless steel quenching and tempering materials, the hardness is HRC 23-26, the material is high in strength and long in service life.
Compared with the prior art, the utility model discloses following technological effect has:
1. the utility model discloses adhesion tester calibrating device adopts fixed unit, the spindle, draw the design that pressure sensor and power value observe and control the appearance combination, through with the spindle with draw pressure sensor to connect, will draw pressure sensor connection again and fix on fixed unit, treat that the cover barrel cover of calibration adhesion tester establishes on the spindle, can accomplish the calibration when carrying out the adhesion test, judge through the calibration precision whether to treat that the calibration adhesion tester satisfies the measurement requirement, thereby treat that the calibration adhesion tester calibrates, make its measurement accuracy satisfy relevant technical standard requirement.
2. The utility model discloses adhesion tester calibrating device convenient operation adopts the digital display power value to observe and control the appearance and show directly perceivedly, and the precision is high, can regularly carry out the calibration of adhesion tester according to actual demand, guarantees that measured data is accurate reliable, satisfies normal production, technical measurement requirement.
3. The utility model discloses adhesion tester calibrating device can make the test result of adhesion tester satisfy measurement management system requirement, can ensure the effective operation of measurement management system simultaneously.
Drawings
Fig. 1 is a schematic view of the structure of the application state of the calibrating device of the adhesion tester of the present invention.
Reference numerals:
1-fixing unit, 11-fixing upper plate, 111-first process hole, 12-fixing lower plate, 121-second process hole, 13-upright column, 2-spindle, 3-tension and pressure sensor, 4-force value measuring and controlling instrument, 5-adhesion force measuring instrument and 51-sleeve.
Detailed Description
To further clarify the objects, advantages and features of the present invention, a calibration device for an adhesion tester according to the present invention will be described in detail with reference to the accompanying drawings and specific embodiments, wherein the drawings are in simplified form and are not to precise scale, and are provided for the purpose of facilitating and clearly explaining the embodiments, and it should be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
As shown in figure 1, the calibrating device for the adhesion tester comprises a fixing unit 1, a spindle 2, a tension and compression sensor 3 and a force value measuring and controlling instrument 4 connected with the tension and compression sensor 3, wherein the tension and compression sensor 3 and the force value measuring and controlling instrument 4 are connected with a signal transmission line through an aviation plug, so that the transmission process of a force value signal is stable and is free of interference. The measurement precision of the tension and compression sensor 3 is +/-0.3%, and one-time verification can be carried out as required one year, so that the accuracy of a measurement result is ensured. The force value measuring and controlling instrument 4 is a digital display force value measuring and controlling instrument, the display unit of the force value measuring and controlling instrument is N, and the display precision is 0.1N. The utility model discloses a design and manufacturing of fixed unit 1, the design and the manufacturing of spindle 2, to drawing pressure sensor 3 and power value measurement and control appearance 4 and carry out corresponding lectotype and purchase.
The fixing unit 1 comprises a fixing upper plate 11, a fixing lower plate 12 and a plurality of upright posts 13 arranged between the fixing upper plate 11 and the fixing lower plate 12; the middle part of the fixed upper plate 11 is provided with a first fabrication hole 111, the lower end of the spindle 2 passes through the first fabrication hole 111 to be connected with the upper end of the tension and compression sensor 3, and the lower end of the tension and compression sensor 3 is connected with the fixed lower plate 12; be equipped with sleeve 51 on the adhesion tester 5, spindle 2 is used for being connected with the sleeve 51 of waiting to calibrate adhesion tester 5.
In this embodiment, the fixing unit 1 is composed of a fixing upper plate 11, a fixing lower plate 12 and an upright column 13, and is assembled and installed, the size of the upper end of the spindle 2 is phi 20mm, the lower end of the spindle 2 is an external thread, the upper end of the tension and compression sensor 3 is provided with an M16 × 2 × 20 internal thread, a phi 21 × 22 first technical hole 111 is drilled in the center of the fixing upper plate 11, and the lower end of the spindle 2 penetrates through the first technical hole 111 to be fixedly connected with the upper end thread of the tension and compression sensor 3, so that the installation stability of the tension and compression sensor 3 and the spindle 2 is ensured.
The second fabrication hole 121 with phi 26 × 16+ phi 16.5 × 6 is drilled in the center of the fixed lower plate 12, internal threads are formed in the lower end of the tension-compression sensor 3, M16 × 2 countersunk head screws penetrate through the second fabrication hole 121 from the lower portion of the fixed lower plate 12 to fixedly connect the tension-compression sensor 3 and the fixed lower plate 12 in a threaded mode, and after installation is completed, the tension-compression sensor 3 can be guaranteed to be stably placed in the fixing unit 1.
In this embodiment, the upper fixing plate 11, the lower fixing plate 12, the column 13 and the spindle 2 are made of 20Cr13 stainless steel material having hardness of HRC23 to HRC 26, and this material not only has sufficient strength but also ensures rust prevention for a long time, thereby improving the practicability and the appearance of the calibration device.
The utility model discloses an adhesion tester calibrating device's working process does: when the adhesion tester 5 needs the calibration, the sleeve 51 card of the adhesion tester 5 is in the upper end of the spindle 2, when the adhesion tester 5 applies force, the sleeve 51 of the adhesion tester 5 pulls up the spindle 2, the force value is transmitted to the tension and compression sensor 3 through the spindle 2 simultaneously, the tension and compression sensor 3 transmits a signal to the digital display force value measurement and control instrument 4, the pulling-up force value is displayed on the adhesion tester 5 and the digital display force value measurement and control instrument 4 simultaneously, and thus the force value precision of the adhesion tester can be calculated.
In addition, before calibration, the adhesion tester 5 and the digital display force value measurement and control instrument 4 are required to be adjusted to zero positions, the display unit of the adhesion tester 5 is MPa, and the display unit of the digital display force value measurement and control instrument 4 is N; during calibration, the display value of the digital display force measurement and control instrument 4 needs to be converted into a MPa value (namely N/314) so as to be compared with the MPa value displayed by the adhesion tester 5 in the same unit, and finally, the precision of the adhesion tester 5 can be calculated.
During calibration, the measuring range of the adhesion tester 5 is generally 0-20 MPa, the digital display force value measuring and controlling instrument 4 is displayed as 0-6280N, recording, calculation and calibration are carried out at intervals of 5MPa, recording, calculation and calibration can also be carried out at intervals of 2MPa according to the daily actual adhesion force range (the actual range is generally 0-5 MPa) of the surface coating, and the calibration range can be determined according to the actual use range of the instrument.
The utility model discloses an adhesion tester calibrating device is applicable to the calibration of all kinds of metals, non-metallic material spare part surface coating adhesion tester, detects the precision and is 1.0%.
Although the technical solutions of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an adhesion tester calibrating device which characterized in that: comprises a fixing unit (1), a spindle (2), a tension and compression sensor (3) and a force value measuring and controlling instrument (4) connected with the tension and compression sensor (3);
the fixing unit (1) comprises a fixing upper plate (11), a fixing lower plate (12) and a plurality of upright posts (13) arranged between the fixing upper plate (11) and the fixing lower plate (12);
the middle part of the fixed upper plate (11) is provided with a first process hole (111), the lower end of the spindle (2) passes through the first process hole (111) to be connected with the upper end of a tension and compression sensor (3), and the lower end of the tension and compression sensor (3) is connected with a fixed lower plate (12); the spindle (2) is used for being connected with a sleeve (51) of the adhesion tester (5) to be calibrated.
2. An adhesion tester calibration device as defined in claim 1, wherein: the fixed lower plate (12) is provided with a second technical hole (121), the lower end of the tension and compression sensor (3) is provided with internal threads, and the lower end of the tension and compression sensor (3) is connected with the fixed lower plate (12) through a screw.
3. An adhesion tester calibration device as claimed in claim 1 or 2, wherein: the lower end of the spindle (2) penetrates through the first technical hole (111) to be in threaded connection with the upper end of the tension and compression sensor (3).
4. An adhesion tester calibration device as defined in claim 3, wherein: and the tension and pressure sensor (3) and the force value measuring and controlling instrument (4) are connected with a signal transmission line through an aviation plug.
5. An adhesion tester calibration device as claimed in claim 4, wherein: the measurement precision of the tension and compression sensor (3) is +/-0.3%.
6. An adhesion tester calibration device as defined in claim 5, wherein: the force value measuring and controlling instrument (4) is a digital display force value measuring and controlling instrument, the display unit of the force value measuring and controlling instrument is N, and the display precision is 0.1N.
7. The adhesion tester calibration device according to claim 6, wherein: the fixed upper plate (11), the fixed lower plate (12), the upright post (13) and the spindle (2) are made of 20Cr13 stainless steel quenching and tempering materials, and the hardness is HRC 23-26.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221449654.9U CN217738969U (en) | 2022-06-07 | 2022-06-07 | Calibrating device for adhesion tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221449654.9U CN217738969U (en) | 2022-06-07 | 2022-06-07 | Calibrating device for adhesion tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217738969U true CN217738969U (en) | 2022-11-04 |
Family
ID=83841484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221449654.9U Active CN217738969U (en) | 2022-06-07 | 2022-06-07 | Calibrating device for adhesion tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217738969U (en) |
-
2022
- 2022-06-07 CN CN202221449654.9U patent/CN217738969U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106644692B (en) | Device for determining concrete creep test | |
| CN104655002A (en) | Rock specimen deformation measurement device and radial and axial deformation measurement method | |
| CN217738969U (en) | Calibrating device for adhesion tester | |
| CN207936891U (en) | A kind of instrument for measuring pitch diameter of internal thread | |
| CN200965512Y (en) | Paint film adhesion force tester | |
| CN2932303Y (en) | Inside diameter measuring device | |
| CN113176030A (en) | Calibration and comprehensive management method for tightening tool | |
| CN113092301A (en) | On-spot with experimental calibration test block of richter hardness | |
| CN211147495U (en) | Eccentric cross shaft position measuring device | |
| CN210070830U (en) | Hole depth measuring tool | |
| CN201983723U (en) | Measuring instrument for detecting surface defects of parts | |
| CN219347607U (en) | Special gauge for distance from circle center to end face | |
| CN211012737U (en) | Measuring device for central hole of driving bevel gear | |
| CN209399897U (en) | Fine holes measurement of length needle in gemstone element spherical groove | |
| US2561759A (en) | Pipe thread gauge | |
| CN220829173U (en) | Optical glass strip surface deformation inspection device | |
| CN221572057U (en) | Compression load test tool for pressure indication gasket | |
| CN204679023U (en) | A kind of special measurement instrument measuring motor installation seam and ball screw right alignment | |
| CN217845020U (en) | Long-distance pin hole pitch detection device | |
| CN212158431U (en) | Glass surface curvature measurer | |
| CN213874031U (en) | Clamp for indicator verification instrument | |
| CN210922414U (en) | Threaded hole inspection rod for inspecting position of extended tolerance zone | |
| CN218937268U (en) | Tool for measuring roundness of inner diameter of large-caliber circular pipe orifice | |
| CN216694747U (en) | Height detection gauge | |
| CN215524587U (en) | Improved generation straightness detection chi that hangs down |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |