CN209167186U - Contact resistance test machine - Google Patents
Contact resistance test machine Download PDFInfo
- Publication number
- CN209167186U CN209167186U CN201821940270.0U CN201821940270U CN209167186U CN 209167186 U CN209167186 U CN 209167186U CN 201821940270 U CN201821940270 U CN 201821940270U CN 209167186 U CN209167186 U CN 209167186U
- Authority
- CN
- China
- Prior art keywords
- top electrode
- fixed
- contact resistance
- test machine
- resistance test
- 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
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model provides contact resistance test machine, belongs to resistance detection technical field.Contact resistance test machine, including pedestal, display touch screen is fixed on pedestal, ohmmeter and fixed frame, with the test clip of test resistance on ohmmeter, the detection device for detection resistance is additionally provided on fixed frame, detection device includes top electrode, lower electrode, weight transmitter, weighing sensor and mounting cylinder, weight transmitter is fixed on fixed frame upper end, the upper end of fixed frame is arranged in by regulating mechanism for mounting cylinder, mounting cylinder is located at below weight transmitter, top electrode is mounted in mounting cylinder, weighing sensor is fixed in mounting cylinder and leans with top electrode upper end, lower electrode is set on the base by elevating mechanism, lower electrode exterior is arranged with separation sleeve.The utility model has the advantages that detection resistance is accurate high, easy to operate.
Description
Technical field
The utility model belongs to resistance detection technical field, especially contact resistance test machine.
Background technique
Chemical composition coating, also known as metal conversion film.It is the yin in metal (including coated metal) surface layer atom and medium
Ion reacts to each other, and generates the separation layer that adhesive force is good in metal surface, this layer of compound separation layer is known as chemical composition coating.
The formation of conversion film is also possible to electrochemical reaction either the pure chemistry between metal-medium is reacted.
Traditional measurement method is adopted manually, and in measurement process, resistance error is larger, is unable to precise measurement,
In use, pressure dynamics cannot control, and the test of resistance be influenced, in top electrode and lower electrode for top electrode and lower electrode
During pressure, the damage of molding surface metal layer directly affects the reliability of test resistance.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes contact resistance test machine, tool
Have the characteristics that detection resistance is accurate high, easy to operate.
The purpose of this utility model can be realized by the following technical scheme:
Contact resistance test machine, including pedestal are fixed with display touch screen, ohmmeter and fixed frame, ohmmeter on pedestal
The upper test clip with test resistance, which is characterized in that the detection dress for detection resistance is additionally provided on the fixed frame
It sets, the detection device includes that top electrode, lower electrode, weight transmitter, weighing sensor and mounting cylinder, weight transmitter are solid
It is scheduled on fixed frame upper end, the upper end of fixed frame is arranged in by regulating mechanism for mounting cylinder, and mounting cylinder is located at below weight transmitter,
Top electrode is mounted in mounting cylinder, and weighing sensor is fixed in mounting cylinder and leans with top electrode upper end, the lower electricity
Pole is set on the base by elevating mechanism, and lower electrode exterior is arranged with separation sleeve, and top electrode is located at the surface of lower electrode, under
Electrode can be contacted with top electrode, and weighing sensor is connected by route with weight transmitter.
Working principle of the utility model is: object to be measured is placed on lower electrode, then by elevating mechanism, under drive
Electrode ramps up, and until object to be measured is abutted against with top electrode, the pressure that object is subject to becomes 90.05kg ± 1%, stops applying
Pressure, is detected with ohmmeter, manually recorded data after band ohmmeter display is stablized.Control mechanical simultaneously, by object by
Pressure control in 90.05kg ± 1%, avoid the unstable inaccuracy so as to cause measurement data of size of force, pass through title
Weight converter and weighing sensor, can intuitively see force data.
The utility model uses mechanical structure, and data caused by manual testing are inaccurate after changing, and improve measurement
Accuracy.
In above-mentioned contact resistance test machine, the regulating mechanism includes spherical bearing and fixed column, the fixation
Column is fixed on fixed frame top, and inner ring and the fixed column of the spherical bearing are fixedly linked, the outer ring of spherical bearing and installation
Set is fixedly linked.During measurement, need to guarantee that top electrode is bonded completely with lower electrode with object surface, to guarantee to measure
Accuracy, top electrode is fixedly connected by spherical bearing with installation set, and top electrode can be adjusted within a certain angle position, with
Reach top electrode to be bonded with object surface.
In above-mentioned contact resistance test machine, multiple adjusting screws, adjusting screw are threaded in the installation set
End can and fixed column against.After adjusting finishes in top electrode orientation, tightens adjusting screw simultaneously and fixed column is against spherical surface
Bearing cannot shake, and top electrode is fixed.
In above-mentioned contact resistance test machine, anti-rotation screw, the end of anti-rotation screw are threaded in the installation set
Portion can and top electrode against.It by anti-rotation screw, can prevent during force, top electrode rotation.
In above-mentioned contact resistance test machine, the elevating mechanism is push-rod electric machine.It is able to drive by push-rod electric machine
The oscilaltion of lower electrode.
In above-mentioned contact resistance test machine, the top electrode is identical with the shape of lower electrode.Top electrode and lower electrode
Contact area it is equal, and top electrode can be aligned completely with lower electrode, so as to improve the accuracy of measurement.
In above-mentioned contact resistance test machine, the material of the top electrode and lower electrode is red copper, and surface roughness is
Ra is less than 0.4.
Compared with prior art, the utility model has the advantage that
1, by mechanical control, by object by pressure control the size that avoids exerting a force in 90.05kg ± 1% not
Stablize the inaccuracy so as to cause measurement data, by weighing converter and weighing sensor, can intuitively see force data.
The utility model uses mechanical structure, and data caused by manual testing are inaccurate after changing, and improve measurement precision.
2, the position that top electrode can be freely adjusted by the settings of spherical bearing keeps top electrode and lower electrode complete
It is contacted entirely with object surface, improves the accuracy of measurement.
3, it by the setting of anti-rotation screw, can prevent during force, top electrode rotation destroys the gold of object surface
Belong to coating.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model.
Fig. 2 is the schematic diagram of top electrode and lower electrode in the utility model.
In figure, 1, pedestal；2, touch screen is shown；3, ohmmeter；4, fixed frame；5, top electrode；6, lower electrode；7, weighing becomes
Send device；8, weighing sensor；9, mounting cylinder；10, spherical bearing；11, fixed column；12, adjusting screw；13, anti-rotation screw；14,
Push-rod electric machine.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1 to Figure 2, contact resistance test machine, including pedestal 1 are fixed with display touch screen 2, ohm on pedestal 1
Table 3 and fixed frame 4 are additionally provided with the inspection for detection resistance with the test clip of test resistance on ohmmeter 3 on fixed frame 4
Device is surveyed, detection device includes top electrode 5, lower electrode 6, weight transmitter 7, weighing sensor 8 and mounting cylinder 9, weighing transmitting
Device 7 is fixed on 4 upper end of fixed frame, and the upper end of fixed frame 4 is arranged in by regulating mechanism for mounting cylinder 9, and mounting cylinder 9 is located at weighing and becomes
Send the lower section of device 7, top electrode 5 is mounted in mounting cylinder 9, weighing sensor 8 be fixed in mounting cylinder 9 and with 5 upper end phase of top electrode
Against lower electrode 6 is arranged on pedestal 1 by elevating mechanism, and lower 6 outer cover of electrode is equipped with separation sleeve, and top electrode 5 is located at lower electricity
The surface of pole 6, lower electrode 6 can be contacted with top electrode 5, and weighing sensor 8 is connected by route with weight transmitter 7.
Control mechanical simultaneously, by object by pressure control and avoids the size shakiness of force in 90.05kg ± 1%
The fixed inaccuracy so as to cause measurement data can intuitively see force data by weighing converter and weighing sensor 8.
The utility model uses mechanical structure, and data caused by manual testing are inaccurate after changing, and improve measurement
Accuracy.
In above-mentioned contact resistance test machine, regulating mechanism includes spherical bearing 10 and fixed column 11, and fixed column 11 is fixed
On 4 top of fixed frame, inner ring and the fixed column 11 of spherical bearing 10 are fixedly linked, and outer ring and the installation set of spherical bearing 10 are fixed
It is connected.During measurement, need to guarantee that top electrode 5 is bonded completely with lower electrode 6 with object surface, to guarantee the essence of measurement
Exactness, top electrode 5 are fixedly connected by spherical bearing 10 with installation set, and top electrode 5 can be adjusted within a certain angle position, with
Reach top electrode 5 to be bonded with object surface.
In above-mentioned contact resistance test machine, multiple adjusting screws 12 are threaded in installation set, adjusting screw 12
End can with fixed column 11 against.After adjusting finishes in 5 orientation of top electrode, tightens adjusting screw 12 and supported with fixed column 11
It leans on, spherical bearing 10 cannot shake, and top electrode 5 is fixed.
In above-mentioned contact resistance test machine, anti-rotation screw 13, the end of anti-rotation screw 13 are threaded in installation set
Can with top electrode 5 against.It by anti-rotation screw 13, can prevent during force, top electrode 5 rotates.Prevent top electrode 5
Surface metal-layer is caused to damage during pressure with lower electrode 6.
In above-mentioned contact resistance test machine, elevating mechanism is push-rod electric machine 14.It is able to drive down by push-rod electric machine 14
The oscilaltion of electrode 6.
In above-mentioned contact resistance test machine, top electrode 5 is identical with the shape of lower electrode 6.Top electrode 5 and lower electrode 6
Contact area is equal, and top electrode 5 can be aligned completely with lower electrode 6, so as to improve the accuracy of measurement.
In above-mentioned contact resistance test machine, the material of top electrode 5 and lower electrode 6 is red copper, and surface roughness is that Ra is small
In 0.4.
Working principle of the utility model is: object to be measured is placed on lower electrode 6, then by elevating mechanism, drive
Lower electrode 6 ramps up, and until object to be measured and top electrode 5 abut against, the pressure that object is subject to becomes 90.05kg ± 1%, stops
Pressure, is detected with ohmmeter 3, manually recorded data after the band display of ohmmeter 3 is stablized.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. contact resistance test machine, including pedestal, it is fixed with display touch screen, ohmmeter and fixed frame on pedestal, on ohmmeter
Test clip with test resistance, which is characterized in that the detection device for detection resistance is additionally provided on the fixed frame,
The detection device includes that top electrode, lower electrode, weight transmitter, weighing sensor and mounting cylinder, weight transmitter are fixed
In fixed frame upper end, the upper end of fixed frame is arranged in by regulating mechanism for mounting cylinder, and mounting cylinder is located at below weight transmitter, on
Electrode is mounted in mounting cylinder, and weighing sensor is fixed in mounting cylinder and leans with top electrode upper end, the lower electrode
It is set on the base by elevating mechanism, lower electrode exterior is arranged with separation sleeve, and top electrode is located at the surface of lower electrode, lower electricity
Pole can be contacted with top electrode, and weighing sensor is connected by route with weight transmitter.
2. contact resistance test machine according to claim 1, which is characterized in that the regulating mechanism includes spherical bearing
And fixed column, the fixed column are fixed on fixed frame top, inner ring and the fixed column of the spherical bearing are fixedly linked, ball
The outer ring of spherical bearing is fixedly linked with installation set.
3. contact resistance test machine according to claim 2, which is characterized in that be threaded in the installation set more
A adjusting screw, the end of adjusting screw can and fixed column against.
4. contact resistance test machine according to claim 3, which is characterized in that be threaded in the installation set anti-
Turn screw, the end of anti-rotation screw can and top electrode against.
5. contact resistance test machine according to claim 1, which is characterized in that the elevating mechanism is push-rod electric machine.
6. contact resistance test machine according to claim 1, which is characterized in that the shape of the top electrode and lower electrode
It is identical.
7. contact resistance test machine according to claim 1, which is characterized in that the material of the top electrode and lower electrode
For red copper, surface roughness is Ra less than 0.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821940270.0U CN209167186U (en) | 2018-11-23 | 2018-11-23 | Contact resistance test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821940270.0U CN209167186U (en) | 2018-11-23 | 2018-11-23 | Contact resistance test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209167186U true CN209167186U (en) | 2019-07-26 |
Family
ID=67339869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821940270.0U Active CN209167186U (en) | 2018-11-23 | 2018-11-23 | Contact resistance test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209167186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342509A (en) * | 2018-11-23 | 2019-02-15 | 海宁红狮宝盛科技有限公司 | Contact resistance test machine and its method |
-
2018
- 2018-11-23 CN CN201821940270.0U patent/CN209167186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342509A (en) * | 2018-11-23 | 2019-02-15 | 海宁红狮宝盛科技有限公司 | Contact resistance test machine and its method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209167186U (en) | Contact resistance test machine | |
| CN103245430A (en) | Needle-like coaxial thin-film thermocouple for measuring transient temperature | |
| CN102901439A (en) | Contact measuring head for measuring thickness of surface mount technology (SMT) screen plate | |
| CN102322779A (en) | Measuring device for angular contact ball bearing outer ring hold depth and measuring method thereof | |
| CN109342509A (en) | Contact resistance test machine and its method | |
| CN204666449U (en) | A kind of original position pressure loading device for neutron small angle scattering | |
| CN207066392U (en) | Coating thickness detector | |
| CN102305894A (en) | Equipment and method applied for test on contact resistance of chemical conversion film | |
| CN109282778A (en) | A kind of novel power battery thickness of the shell detection fixture | |
| CN103148987A (en) | Device and method for measuring sealing state of bearing | |
| CN100431085C (en) | Third generation gleam image intensifier distinguishability adjusting device and method | |
| CN105973548B (en) | Testing vapor transmission fixture based on active metal electric method | |
| CN207197712U (en) | The slight torque calibrating measuring device held based on elastic lifting | |
| CN110657733A (en) | Petroleum pipe special buckle double-sealing surface diameter measuring instrument and measuring method | |
| CN115979109A (en) | Automatic attitude correction eddy current coating thickness measuring sensor for complex curved surface | |
| CN109855525A (en) | Effect target deformation measuring device and measurement method based on dielectric elastomer | |
| CN208313392U (en) | A kind of force value comparison standard double diaphragm benchmark weighing sensor | |
| CN109773290B (en) | Microsphere electric contact feedback insulation material workpiece surface alignment system and method | |
| CN209264820U (en) | A kind of pole piece resistance measuring instrument and system | |
| CN216524048U (en) | Servo motor encoder vertical swing integrated detection tool | |
| CN218765186U (en) | Portable film thickness measuring device | |
| CN110779631A (en) | Temperature measuring device | |
| CN108519201A (en) | A kind of cylindrical spring element stiffness characteristics automatic checkout equipment | |
| CN215930848U (en) | Air gap sensor's calibration equipment and system | |
| CN115371533B (en) | Eddy current displacement sensor calibration device under liquid hydrogen and liquid oxygen environments |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |