CN220040126U - Insulating clamp for current-carrying reciprocating friction of multifunctional friction and wear testing machine - Google Patents
Insulating clamp for current-carrying reciprocating friction of multifunctional friction and wear testing machine Download PDFInfo
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- CN220040126U CN220040126U CN202321456407.6U CN202321456407U CN220040126U CN 220040126 U CN220040126 U CN 220040126U CN 202321456407 U CN202321456407 U CN 202321456407U CN 220040126 U CN220040126 U CN 220040126U
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- friction
- test piece
- testing machine
- current
- insulation
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- 238000012360 testing method Methods 0.000 title claims abstract description 82
- 238000009413 insulation Methods 0.000 claims abstract description 29
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses an insulating clamp for current-carrying reciprocating friction of a multifunctional friction and wear testing machine, which comprises an insulating test piece groove, an insulating plate and a friction ball clamp; the insulation test piece groove is arranged on the base of the testing machine, a groove is formed in the insulation test piece groove, the friction disc test piece is arranged in the groove, and insulation between the friction test piece and the base of the testing machine is achieved. The insulating plate is installed on the testing machine sensor, and the friction ball fixture is installed on the insulating plate, and the friction ball test piece is installed in the friction ball fixture, realizes the insulation between ball test piece and the sensor. In the current-carrying friction process, the positive electrode and the negative electrode of the circuit lead are respectively connected with the friction ball test piece and the friction disc test piece or connected to the two sides of the friction disc test piece. The utility model is suitable for a current-carrying reciprocating friction mode of ball disc contact, realizes insulation between a sample and a base of a testing machine and between a friction ball and a sensor, and has good application prospect in the field of current-carrying friction testing.
Description
Technical Field
The utility model belongs to the technical field of machinery, and particularly relates to an insulating clamp for current-carrying reciprocating friction of a multifunctional friction and wear testing machine.
Background
The current-carrying frictional wear refers to frictional wear behavior of a friction pair in an electric field under experimental conditions of current passing, and the current-carrying frictional wear between devices is a relatively complex friction process. In the current-carrying friction test process, the insulation between the friction tester and the friction disc test piece is very important, and if no insulation device exists between the friction tester and the friction disc test piece, current passes through the tester in the current-carrying friction process so as to damage key components such as an electromagnetic device and a force sensor of the tester.
Disclosure of Invention
The utility model provides an insulating clamp for current-carrying reciprocating friction of a multifunctional friction and wear testing machine, which mainly aims to overcome the defect that current passes through the testing machine when the current is electrified so as to damage key components such as an electromagnetic device, a force sensor and the like of the testing machine.
The utility model is realized by the following technical scheme:
an insulating clamp for current-carrying reciprocating friction of a multifunctional friction and wear testing machine comprises an insulating test piece groove, an insulating plate and a friction ball clamp;
the insulation test piece groove is arranged on the base of the testing machine through a fastening screw, a groove is formed in the insulation test piece groove, and a groove is formed in the bottom surface of the groove;
the insulating plate is arranged on the tester sensor through a fastening screw, and the tester sensor is arranged on the tester substrate; the top end of the friction ball clamp is fixedly arranged on the lower surface of the insulating plate.
In the technical scheme, four corners of the insulation test piece groove are respectively provided with a fastening screw hole.
In the above technical solution, the grooves are cross grooves.
In the technical scheme, four corners of the insulating plate are respectively provided with a fastening screw hole.
In the above technical scheme, friction ball anchor clamps include the connecting rod and connect the top mounting plate at the connecting rod, are provided with the bolt hole on the top mounting plate, install the central point in the insulation board bottom surface with friction ball anchor clamps through the bolt.
In the technical scheme, the insulating test piece groove and the insulating plate are made of polytetrafluoroethylene.
In the technical scheme, the friction disc test piece is adhesively mounted on the groove, the friction ball test piece is mounted at the bottom end of the friction ball clamp, one end of the lead is connected with the friction disc test piece, and the other end of the lead is connected with the friction ball clamp; or the two ends of the lead are stuck to the two ends of the friction disc test piece.
The utility model has the advantages and beneficial effects that:
the utility model can carry out current-carrying and conventional friction tests and has wide application range. The wiring can select different wiring modes of level and vertically according to experimental environment when current-carrying friction goes on, can carry out wiring according to different actual conditions, conveniently realizes the insulating properties between friction disc and ball test piece and testing machine base and sensor simultaneously.
Drawings
Fig. 1 is a schematic top perspective view of the present utility model.
Fig. 2 is a schematic bottom perspective view of the present utility model.
Fig. 3 is a schematic view of a longitudinal power connection structure of the present utility model.
Fig. 4 is a schematic plan view of a longitudinal power connection mode of the present utility model.
Fig. 5 is a schematic view of a transverse power connection structure according to the present utility model.
Fig. 6 is a schematic plan view of a lateral power connection mode of the present utility model.
Other relevant drawings may be made by those of ordinary skill in the art from the above figures without undue burden.
Detailed Description
In order to make the person skilled in the art better understand the solution of the present utility model, the following describes the solution of the present utility model with reference to specific embodiments.
An insulating clamp for current-carrying reciprocating friction of a multifunctional friction and wear testing machine, which is shown in figures 1-2, comprises an insulating test piece groove 1, a friction ball clamp 3 and an insulating plate 7.
The four corners of the insulation test piece groove 1 are respectively provided with a fastening screw hole 6, and when the insulation test piece groove 1 is used, the insulation test piece groove 1 is arranged on the base of the testing machine through fastening screws, so that the insulation test piece groove 1 is stably and reliably connected with the base of the testing machine; a rectangular groove is formed in the insulating test piece groove 1, a groove 2 is formed in the center of the bottom surface of the groove, and the groove 2 is preferably a cross-shaped groove 2, namely, the groove comprises two grooves which are perpendicular to each other. During the use, friction disk test piece 5 paste in slot 2 top, wait after the friction wear test, stretch into in slot 2 with tools such as spanner, utilize lever principle to accomplish the dismantlement of friction disk test piece 5, prevent to damage the friction disk test piece.
Four corners of the insulating plate 7 are respectively provided with a fastening screw hole 8, the insulating plate 7 is arranged on the tester sensor 9 through fastening screws, and the tester sensor 9 is arranged on the tester substrate 10, so that the insulating plate 7 is stably and reliably connected with the tester sensor 9; the friction ball clamp 3 comprises a connecting rod 3.1 and a top mounting disc 3.2 connected to the connecting rod 3.1, four bolt holes 3.3 are formed in the top mounting disc 3.2, and the friction ball clamp 3 is mounted at the central position of the bottom surface of the insulating plate through bolts.
Further, the insulating test piece groove and the insulating plate are made of polytetrafluoroethylene.
When the testing machine is used, the insulation test piece groove 1 is arranged on the base of the testing machine, the friction disc test piece 5 is adhesively arranged on the groove 2, and insulation between the friction disc test piece and the base of the testing machine is realized. The friction ball test piece 4 is arranged at the bottom end of the connecting rod 3.1 of the friction ball clamp 3, so that insulation between the friction ball test piece and the testing machine sensor 9 is realized. Referring to fig. 3 to 5, one end of a wire is connected with the friction disk test piece 5, and the other end is connected with the friction ball clamp 3, or two ends of the wire are stuck to two ends of the friction disk test piece, so that a current-carrying friction and wear test can be performed.
The foregoing has described exemplary embodiments of the utility model, it being understood that any simple variations, modifications, or other equivalent arrangements which would not unduly obscure the utility model may be made by those skilled in the art without departing from the spirit of the utility model.
Claims (7)
1. An insulating fixture for the current-carrying reciprocating friction of a multifunctional friction and wear testing machine is characterized in that: the device comprises an insulation test piece groove, an insulation plate and a friction ball clamp;
the insulation test piece groove is arranged on the base of the testing machine through a fastening screw, a groove is formed in the insulation test piece groove, and a groove is formed in the bottom surface of the groove;
the insulating plate is arranged on the tester sensor through a fastening screw, and the tester sensor is arranged on the tester substrate; the top end of the friction ball clamp is fixedly arranged on the lower surface of the insulating plate.
2. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: four corners of the insulation test piece groove are respectively provided with a fastening screw hole.
3. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: the grooves are cross grooves.
4. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: the four corners of the insulating plate are respectively provided with a fastening screw hole.
5. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: the friction ball clamp comprises a connecting rod and a top mounting plate connected to the connecting rod, a bolt hole is formed in the top mounting plate, and the friction ball clamp is mounted at the central position of the bottom surface of the insulating plate through a bolt.
6. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: and the insulating test piece groove and the insulating plate are made of polytetrafluoroethylene.
7. The insulation jig for current-carrying reciprocating friction of a multifunctional frictional wear testing machine according to claim 1, wherein: the friction disc test piece is adhesively mounted on the groove, the friction ball test piece is mounted at the bottom end of the friction ball clamp, one end of the lead is connected with the friction disc test piece, and the other end of the lead is connected with the friction ball clamp; or the two ends of the lead are stuck to the two ends of the friction disc test piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321456407.6U CN220040126U (en) | 2023-06-08 | 2023-06-08 | Insulating clamp for current-carrying reciprocating friction of multifunctional friction and wear testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321456407.6U CN220040126U (en) | 2023-06-08 | 2023-06-08 | Insulating clamp for current-carrying reciprocating friction of multifunctional friction and wear testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220040126U true CN220040126U (en) | 2023-11-17 |
Family
ID=88728340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321456407.6U Active CN220040126U (en) | 2023-06-08 | 2023-06-08 | Insulating clamp for current-carrying reciprocating friction of multifunctional friction and wear testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220040126U (en) |
-
2023
- 2023-06-08 CN CN202321456407.6U patent/CN220040126U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Guoliang Inventor after: Hou Feifan Inventor after: Yang Duo Inventor after: Li Yang Inventor after: Tan Na Inventor before: Zhang Guoliang Inventor before: Hou Feifan Inventor before: Yang Duo Inventor before: Li Yang Inventor before: Tan Na |
|
| CB03 | Change of inventor or designer information |