CN217180544U - Double-cylinder loading mechanism of friction tester - Google Patents
Double-cylinder loading mechanism of friction tester Download PDFInfo
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- CN217180544U CN217180544U CN202122935933.8U CN202122935933U CN217180544U CN 217180544 U CN217180544 U CN 217180544U CN 202122935933 U CN202122935933 U CN 202122935933U CN 217180544 U CN217180544 U CN 217180544U
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Abstract
The utility model provides a double-cylinder loading mechanism of friction testing machine, including spacing cylinder, the bottom setting of spacing cylinder is in the top of loading arm one end, the other end of loading arm is articulated through the top of arm of force pole round pin axle with the support, be provided with cylinder joint bearing and load bar on the loading arm respectively, cylinder joint bearing's bottom is passed through the cylinder tailstock and is fixed on big loading cylinder, and the load bar bottom mounting is on little loading cylinder, and force transducer is connected on the load bar top, load bar and loading arm middle part clearance fit, the utility model provides a double-cylinder loading mechanism makes friction testing machine possess test operation portably, and data stability has improved work efficiency, has solved current friction testing machine control requirement precision height, operator complex operation scheduling problem.
Description
Technical Field
The utility model relates to a friction test machine equipment technical field especially relates to a friction test machine double cylinder loading mechanism.
Background
Friction material is the extremely important safety part of car, in friction material development and production process, needs a large amount of experiments, but the different kinds of test sample, the corresponding experimental standard is different, and the power interval of measuring also differs greatly, and the original structure is used for two kinds of structures more, has following problem when current friction testing machine tests friction material:
1. When in series loading, one cylinder belongs to the passive cylinder and always follows the loading cylinder to walk, so that the moving resistance is increased, and the control precision of the testing machine is greatly influenced;
2. when the air cylinder is replaced, because the installation space is small, the operation of replacing the air cylinder by an operator is not easy, other related components need to be adjusted after the replacement every time, the operation is very complicated, and the labor intensity of the operator is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a friction testing machine double-cylinder loading mechanism makes test operation simple and convenient, and data are stable, have improved work efficiency.
The utility model provides a friction test machine double-cylinder loading mechanism, including spacing cylinder, the bottom setting of spacing cylinder is in the top of loading arm one end, the other end of loading arm is articulated through the top of arm of force pole round pin axle with the support, be provided with cylinder joint bearing and load beam on the loading arm respectively, cylinder joint bearing's bottom is passed through the cylinder tailstock and is fixed on big loading cylinder, and the load beam bottom mounting is on little loading cylinder, and force sensor is connected on the load beam top, load beam and loading arm middle part clearance fit.
Preferably, the loading arm is provided with a shaft sleeve, and the shaft sleeve is sleeved on the loading rod.
Preferably, the shaft sleeve is fixed at the middle part of the loading rod through a loading rotating shaft.
Preferably, a gap is arranged between the loading rod and the shaft sleeve.
Preferably, a gap width between the loading rod and the shaft sleeve is set to be 1 mm.
The beneficial effects of the utility model are that:
the utility model provides a double-cylinder loading mechanism makes friction testing machine possess test operation simple and convenient, and data stability has improved work efficiency, and it is high to have solved current friction testing machine control requirement precision, operator complex operation scheduling problem.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the shown drawing, a limiting cylinder 1, a loading arm 2, a large loading cylinder 3, a loading rod 4, a loading rotating shaft 5, a force arm rod pin shaft 6, a cylinder joint bearing 7, a small loading cylinder 8, a cylinder tailstock 9, a force sensor 10, a support 11 and a shaft sleeve 12.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, this embodiment provides a double-cylinder loading mechanism for a friction testing machine, which includes a limiting cylinder 1, a bottom end of the limiting cylinder 1 is disposed above one end of a loading arm 2, another end of the loading arm 2 is hinged to a top end of a support 11 through a force arm rod pin 6, the loading arm 2 is respectively provided with a cylinder joint bearing 7 and a loading rod 4, a bottom end of the cylinder joint bearing 7 is fixed on a large loading cylinder 3 through a cylinder tail seat 9, a bottom end of the loading rod 4 is fixed on a small loading cylinder 8, a top end of the loading rod 4 is connected to a force sensor 10, the loading rod 4 is in clearance fit with a middle portion of the loading arm 2, the loading arm 2 is provided with a shaft sleeve 12, the shaft sleeve 12 is fixed on a middle portion of the loading rod 4 through a loading rotating shaft 5, the shaft sleeve 12 is sleeved on the loading rod 4, and a gap is disposed between the loading rod 4 and the shaft sleeve 12, a gap with the width of 1 mm is arranged between the loading rod 4 and the shaft sleeve 12.
The utility model discloses when carrying out the small-scale range loading to friction test machine, need accurate control loading power, spacing cylinder 1 is motionless, adds carrier gas cylinder 3 greatly and is motionless, and little load cylinder 8 passes through load bar 4, utilizes the clearance of load bar 4 and power armed lever 2, can freely load and uninstall, and when 4 upper portions of load bar need great operating space, spacing cylinder 1 withdraws, adds carrier gas cylinder greatly and follows the walking, need not accurate control this moment.
The utility model discloses when carrying out the wide range loading to friction test machine, need accurate control loading power, spacing cylinder 1 is motionless, and the walking is followed to little loading cylinder 8, adds carrier gas cylinder 3 greatly and locates to the afterburning of loading arm through the axle sleeve 12 of arm of force pole 2, and the loading power is different through arm of force length this moment, makes the frictional resistance of little cylinder, to big cylinder, can neglect, reaches accurate control's requirement from this point of. The utility model discloses a little load cylinder 8 and big load cylinder 3 cooperate and to make the testing machine measure accurately, have advantages such as simple, economy, swift.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. The double-cylinder loading mechanism of the friction testing machine is characterized by comprising a limiting cylinder, wherein the bottom end of the limiting cylinder is arranged above one end of a loading arm, the other end of the loading arm is hinged with the top end of a support through a force arm rod pin shaft, a cylinder knuckle bearing and a loading rod are respectively arranged on the loading arm, the bottom end of the cylinder knuckle bearing is fixed on a large loading cylinder through a cylinder tailstock, the bottom end of the loading rod is fixed on a small loading cylinder, the top end of the loading rod is connected with a force sensor, and the loading rod is in clearance fit with the middle of the loading arm.
2. The double-cylinder loading mechanism of the friction tester as claimed in claim 1, wherein the loading arm is provided with a shaft sleeve, and the shaft sleeve is sleeved on the loading rod.
3. The double-cylinder loading mechanism of the friction tester as claimed in claim 2, wherein the shaft sleeve is fixed in the middle of the loading rod through a loading rotating shaft.
4. The dual-cylinder loading mechanism of the friction tester as claimed in claim 3, wherein a gap is provided between the loading rod and the bushing.
5. The double-cylinder loading mechanism of the friction tester as claimed in claim 4, wherein a gap width between the loading rod and the shaft sleeve is set to be 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122935933.8U CN217180544U (en) | 2021-11-26 | 2021-11-26 | Double-cylinder loading mechanism of friction tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122935933.8U CN217180544U (en) | 2021-11-26 | 2021-11-26 | Double-cylinder loading mechanism of friction tester |
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| Publication Number | Publication Date |
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| CN217180544U true CN217180544U (en) | 2022-08-12 |
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| CN202122935933.8U Active CN217180544U (en) | 2021-11-26 | 2021-11-26 | Double-cylinder loading mechanism of friction tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116223216A (en) * | 2023-03-06 | 2023-06-06 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
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2021
- 2021-11-26 CN CN202122935933.8U patent/CN217180544U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116223216A (en) * | 2023-03-06 | 2023-06-06 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
| CN116223216B (en) * | 2023-03-06 | 2023-08-25 | 重庆协兴共创智能包装有限公司 | Whole case compression testing machine for packing case processing and inspection |
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