CN102564671B - Test equipment and test method for testing friction force of automobile guy cable - Google Patents
Test equipment and test method for testing friction force of automobile guy cable Download PDFInfo
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- CN102564671B CN102564671B CN 201110431205 CN201110431205A CN102564671B CN 102564671 B CN102564671 B CN 102564671B CN 201110431205 CN201110431205 CN 201110431205 CN 201110431205 A CN201110431205 A CN 201110431205A CN 102564671 B CN102564671 B CN 102564671B
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Abstract
The invention discloses test equipment and a test method for testing the friction force of an automobile guy cable. The test equipment comprises a test mechanism and a control mechanism, wherein the test mechanism comprises a test mainboard which is arranged on a fixed support; a direct current motor and a slide rail are arranged at one end of the test mainboard; one end of the slide rail is connected with the direct current motor; a bending tray is arranged at the other end of the test mainboard; and a push-and-pull force meter is arranged in the slide rail, one end of a sample guy cable to be detected is connected with the push-and-pull force meter, the sample guy cable to be detected is wound on the periphery of the bending tray and is vertically downward, and the tail end of the sample guy cable to be detected is connected with a weight. The test equipment with the special structure for testing the friction force of the automobile guy cable is used for detecting the friction force between a stainless steel wire and a bushing in the guy cable under the condition of fictitious load, so that the influence, caused by the trend of the guy cable which is subjected to assembly, on the handfeel of a control panel of an air-conditioner is controlled, the product consistency is improved, and the requirements of clients and final customers are met.
Description
Technical field
The present invention relates to the air conditioning for automobiles field, especially relate to a kind of testing apparatus and method of testing thereof for testing automobile drag-line friction force.
Background technology
In the process of running car, in order to allow more comfortable, the safer air conditioning for automobiles that is provided with of driver and crew.Air conditioning for automobiles can improve the temperature and humidity in car, makes car interior cool in summer and warm in winter, and humidity is suitable.When having improved comfort level, relatively also just improved driver and crew's security.
The control of air conditioning for automobiles is divided into automatically and manual two kinds of modes.Automatically controlling is by being arranged on the sensor feedback information of specific position, then controls by the control program of finishing in advance the motion that servomotor drives each air door, to reach various air-out modes and the purpose that heats refrigeration.Be by rotating the knob of control panel and manually control, control the motion state of each air door by the drag-line transmission, to reach various air-out modes and the purpose that heats refrigeration.Yet, while assembling due to drag-line, being subject to the constraint of surrounding enviroment and structure to cause the drag-line torsional deformation, and then causing the control panel feel inhomogeneous, less stable, affect user's comfort level.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of testing apparatus and method of testing thereof for testing automobile drag-line friction force for problems of the prior art, its objective is by detecting in drag-line between stainless steel wire and drag-line inner sleeve in the situation that the situation of fictitious load friction, control the impact of the rear trend of drag-line assembling on the Air-Conditioning Control Panel feel to reach, improve the consistance of product.
To be this kind comprise test mechanism and control gear for the testing apparatus of testing automobile drag-line friction force to technical scheme of the present invention, described test mechanism comprises the testing host be arranged on fixed support, one end of testing host is provided with single flow motor and slide rail, one end of slide rail is connected with the single flow motor, and the other end of testing host is provided with the bending dish; Pull and push dynamometer is installed in slide rail, one end of detected exemplar drag-line is connected with pull and push dynamometer, and on the excircle of bending dish, vertically get off, bending angle and the radius bend of detected exemplar drag-line depend on the bending dish, and the tail end of detected exemplar drag-line is connected with counterweight; Described control gear comprises for controlling direct current generator control speed governing knob, DC motor controller switch, current reverser, total power switch and the safety apparatus of single flow motor.
Between described testing host and fixed support, be provided with regulate testing host and fixing between the rotating mechanism of relative position, and be provided with the rotating mechanism register pin position be fixed.
The periphery of described bending dish is provided with drag-line spacer pin and the drag-line limited block of the tested exemplar drag-line trend of a plurality of control.
Described support bracket fastened bottom circumference is provided with a plurality of adjusting bolts that are used for adjusting the testing host relative level.
Described safety apparatus are fuses.
Utilize the above-mentioned method of being tested for the testing apparatus of testing automobile drag-line friction force of claim to comprise:
1) testing apparatus is placed on smooth platform, if tilt phenomenon is arranged, needs to regulate the adjusting bolt on the fixed support base;
2) rotating mechanism of regulating between testing host and fixed support makes testing host rotate to required test angle, guarantee that testing host is in horizontal or vertical state, and pass through fixedly rotating mechanism of rotating mechanism register pin, testing host and fixed support can not be relatively rotated;
3) the pull and push dynamometer dial plate is returned to zero;
4) after being detected the exemplar drag-line and being in place, at the rear suspension counterweight of detected exemplar drag-line;
5) open the controller total power switch, determine the direction that wire drawing is moved, regulate current reverser, then regulate the space rate that direct current generator control speed governing knob is set motor output, then open the DC motor controller switch, test starts;
6) when approaching protective sleeve of pulling cable 5～10mm for one section that is detected exemplar drag-line wire drawing suspension weight, close the DC motor controller switch, read-record;
7) regulate current reverser, open the DC motor controller switch, make tooth bar get back to the initial testing position, carry out the next round test;
8), after being completed, close DC motor controller switch and controller total power switch.
Described each velamen detects the exemplar drag-line and all will test 3～5 times.
This kind with said structure has the following advantages for the testing apparatus of testing automobile drag-line friction force:
1. this kind detects between drag-line stainless steel wire and drag-line inner sleeve in the situation that the situation of fictitious load friction for the testing apparatus of testing automobile drag-line friction force, control the impact of the rear trend of drag-line assembling on the Air-Conditioning Control Panel feel to reach, improve the consistance of product, meet client and ultimate consumer's requirement.
2. this kind can make testing host rotate relative position by the rotating mechanism of regulating between testing host and fixed support with the rotating mechanism register pin for the testing apparatus of testing automobile drag-line friction force, thereby forms different test conditions.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is structural representation of the present invention.
The vertical view that Fig. 2 is structure shown in Fig. 1.
The left view that Fig. 3 is structure shown in Fig. 1.
The rear view that Fig. 4 is structure shown in Fig. 1.
Fig. 5 is controller composition of the present invention.
Fig. 6 is the postrotational the second structural representation of testing host.
Fig. 7 is postrotational the third structural representation of testing host.
Fig. 8 is postrotational the 4th kind of structural representation of testing host.
In Fig. 1-8,1: the single flow motor; 2: pull and push dynamometer; 3: slide rail; 4: the bending dish; 5: the drag-line spacer pin; 6: the drag-line limited block; 7: testing host; 8: fixed support; 9: adjusting bolt; 10: be examined the exemplar drag-line; 11: counterweight; 12: rotating mechanism; 13: the rotating mechanism register pin; 14: direct current generator control speed governing knob; 15: the DC motor controller switch; 16: current reverser; 17: total power switch; 18: safety apparatus.
Embodiment
From structure shown in Fig. 1-5 in conjunction with, this kind comprises test mechanism and control gear for the testing apparatus of testing automobile drag-line friction force, test mechanism comprises the testing host 7 be arranged on fixed support 8, one end of testing host 7 is provided with single flow motor 1 and slide rail 3, one end of slide rail 3 is connected with single flow motor 1, the other end of testing host 7 is provided with bending dish 4, and the periphery of bending dish 4 is provided with drag-line spacer pin 5 and the drag-line limited block 6 of tested exemplar drag-line 10 trends of a plurality of control; Pull and push dynamometer 2 is installed in slide rail 3, one end of detected exemplar drag-line 10 is connected with pull and push dynamometer 2, and vertically get off on the excircle of bending dish 4, bending angle and the radius bend of detected exemplar drag-line 10 depend on bending dish 4, the tail end of detected exemplar drag-line 10 is connected with counterweight 11, and the bottom circumference of fixed support 8 is provided with a plurality of adjusting bolts 9 that are used for adjusting testing host 7 relative levels.
Control gear comprises that safety apparatus 18 are fuses for controlling direct current generator control speed governing knob 14, DC motor controller switch 15, current reverser 16, total power switch 17 and the safety apparatus 18 of single flow motor 1.
Between testing host 7 and fixed support 8, be provided with regulate testing host 7 and fixing between the rotating mechanism 12 of 8 relative positions, and be provided with 13 pairs of positions of rotating mechanism register pin and be fixed.By the rotating mechanism 12 of regulating between testing host 7 and fixed support 8, with rotating mechanism register pin 13, can make testing host 7 rotate relative position, thereby form different test conditions, structure as shown in Fig. 6-8.
Utilize above-mentioned method of being tested for the testing apparatus of testing automobile drag-line friction force to comprise:
1) testing apparatus is placed on smooth platform, if tilt phenomenon is arranged, needs to regulate the adjusting bolt 9 on fixed support 8 bases;
2) rotating mechanism 12 of regulating between testing host 7 and fixed support 8 makes testing host 7 rotate to required test angle, guarantee that testing host 7 is in horizontal or vertical state, and pass through fixedly rotating mechanism 12 of rotating mechanism register pin 13, testing host 7 and fixed support 8 can not be relatively rotated;
3) by pull and push dynamometer 2 dial plate zeroings;
4) after being detected exemplar drag-line 10 and being in place, at the rear suspension counterweight 11 of detected exemplar drag-line 10;
5) open controller total power switch 17, determine the direction that wire drawing is moved, regulate current reverser 16, then regulate direct current generator control speed governing knob 14 and set the space rate of motor output, then open DC motor controller switch 15, test starts;
6) when approaching protective sleeve of pulling cable 5～10mm for one section that is detected exemplar drag-line 10 wire drawings suspension weights, close DC motor controller switch 15, read-record; Each velamen detects exemplar drag-line 10 and all will test 3～5 times;
7) regulate current reverser 16, open DC motor controller switch 15, make tooth bar get back to the initial testing position, carry out the next round test;
8), after being completed, close DC motor controller switch 15 and controller total power switch 17.
Pull and push dynamometer 2 drives the wire drawing campaign in detected exemplar drag-line 10, by above-mentioned motion, makes pull and push dynamometer 2 produce corresponding numerical value, through correlation computations, just can obtain relevant numerical value.
This kind detects between drag-line stainless steel wire and drag-line inner sleeve in the situation that the situation of fictitious load friction for the testing apparatus of testing automobile drag-line friction force, control the impact of the rear trend of drag-line assembling on the Air-Conditioning Control Panel feel to reach, improve the consistance of product, meet client and ultimate consumer's requirement.
Claims (7)
1. the testing apparatus for testing automobile drag-line friction force, it is characterized in that: described testing apparatus comprises test mechanism and control gear, described test mechanism comprises the testing host (7) be arranged on fixed support (8), one end of testing host (7) is provided with single flow motor (1) and slide rail (3), one end of slide rail (3) is connected with single flow motor (1), and the other end of testing host (7) is provided with bending dish (4); Pull and push dynamometer (2) is installed in slide rail (3), one end of detected exemplar drag-line (10) is connected with pull and push dynamometer (2), and vertically get off on the excircle of bending dish (4), bending angle and the radius bend of detected exemplar drag-line (10) depend on bending dish (4), and the tail end of detected exemplar drag-line (10) is connected with counterweight (11); Described control gear comprises direct current generator control speed governing knob (14), DC motor controller switch (15), current reverser (16), total power switch (17) and the safety apparatus (18) for controlling single flow motor (1).
2. a kind of testing apparatus for testing automobile drag-line friction force according to claim 1, it is characterized in that: between described testing host (7) and fixed support (8), be provided with regulate testing host (7) and fixing between the rotating mechanism (12) of (8) relative position, and be provided with rotating mechanism register pin (13) position be fixed.
3. a kind of testing apparatus for testing automobile drag-line friction force according to claim 2 is characterized in that: the periphery of described bending dish (4) is provided with drag-line spacer pin (5) and the drag-line limited block (6) of the tested exemplar drag-line of a plurality of control (10) trend.
4. according to the described a kind of testing apparatus for testing automobile drag-line friction force of claim 1-3 any one claim, it is characterized in that: the bottom circumference of described fixed support (8) is provided with a plurality of adjusting bolts (9) that are used for adjusting testing host (7) relative level.
5. a kind of testing apparatus for testing automobile drag-line friction force according to claim 4, it is characterized in that: described safety apparatus (18) are fuses.
6. utilize method of being tested for the testing apparatus of testing automobile drag-line friction force claimed in claim 5, it is characterized in that: described method of testing comprises,
1) testing apparatus is placed on smooth platform, if tilt phenomenon is arranged, needs to regulate the adjusting bolt (9) on fixed support (8) base;
2) rotating mechanism (12) of regulating between testing host (7) and fixed support (8) makes testing host (7) rotate to required test angle, guarantee that testing host (7) is in horizontal or vertical state, and pass through fixedly rotating mechanism (12) of rotating mechanism register pin (13), testing host (7) and fixed support (8) can not be relatively rotated;
3) pull and push dynamometer (2) dial plate is returned to zero;
4) after being detected exemplar drag-line (10) and being in place, at the rear suspension counterweight (11) of detected exemplar drag-line (10);
5) open controller total power switch (17), determine the direction that wire drawing is moved, regulate current reverser (16), then regulate direct current generator control speed governing knob (14) and set the space rate of motor output, open DC motor controller switch (15), test starts again;
6) when approaching protective sleeve of pulling cable 5～10mm for one section that is detected exemplar drag-line (10) wire drawing suspension weight, close DC motor controller switch (15), read-record;
7) regulate current reverser (16), open DC motor controller switch (15), make tooth bar get back to the initial testing position, carry out the next round test;
8), after being completed, close DC motor controller switch (15) and controller total power switch (17).
7. method of testing according to claim 6 is characterized in that: described each velamen detects exemplar drag-line (10) and all will test 3～5 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110431205 CN102564671B (en) | 2011-12-20 | 2011-12-20 | Test equipment and test method for testing friction force of automobile guy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110431205 CN102564671B (en) | 2011-12-20 | 2011-12-20 | Test equipment and test method for testing friction force of automobile guy cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102564671A CN102564671A (en) | 2012-07-11 |
| CN102564671B true CN102564671B (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110431205 Expired - Fee Related CN102564671B (en) | 2011-12-20 | 2011-12-20 | Test equipment and test method for testing friction force of automobile guy cable |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819796B (en) * | 2015-04-22 | 2017-06-23 | 东北农业大学 | Seeding and fertilizing equipment drivingly takes turns friction testing device |
| CN105890665B (en) * | 2016-05-18 | 2017-12-05 | 苏州诚峰机电设备有限公司 | Improve the automobile guy cable detection machine fictitious load assembly of measuring accuracy |
| CN105890666B (en) * | 2016-05-18 | 2017-12-05 | 苏州诚峰机电设备有限公司 | Improve the automobile guy cable detection machine fictitious load assembly of stable testing degree |
| CN106525310A (en) * | 2016-11-12 | 2017-03-22 | 山西江淮重工有限责任公司 | Device and method for precisely measuring sliding friction force between sleeves |
| CN110487460A (en) * | 2019-08-01 | 2019-11-22 | 广州华德汽车弹簧有限公司 | Frictional force force measuring machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU789316A1 (en) * | 1979-01-15 | 1980-12-23 | Центральное Конструкторское Бюро Министерства Речного Флота Рсфср В Горьком | Ship cargo hold |
| CN2800258Y (en) * | 2005-06-21 | 2006-07-26 | 重庆工学院 | Vehicular cable endurance tester |
| CN200982902Y (en) * | 2006-09-11 | 2007-11-28 | 比亚迪股份有限公司 | Pulling rope testing device |
| CN202471326U (en) * | 2011-12-20 | 2012-10-03 | 芜湖博耐尔汽车电气系统有限公司 | Testing device used for testing frictional force of automobile stay cable |
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2011
- 2011-12-20 CN CN 201110431205 patent/CN102564671B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU789316A1 (en) * | 1979-01-15 | 1980-12-23 | Центральное Конструкторское Бюро Министерства Речного Флота Рсфср В Горьком | Ship cargo hold |
| CN2800258Y (en) * | 2005-06-21 | 2006-07-26 | 重庆工学院 | Vehicular cable endurance tester |
| CN200982902Y (en) * | 2006-09-11 | 2007-11-28 | 比亚迪股份有限公司 | Pulling rope testing device |
| CN202471326U (en) * | 2011-12-20 | 2012-10-03 | 芜湖博耐尔汽车电气系统有限公司 | Testing device used for testing frictional force of automobile stay cable |
Non-Patent Citations (2)
| Title |
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| 冯继超等.汽车手刹拉索效率测试装置的设计.《机电工程技术》.2008,第37卷(第11期),53-56. |
| 汽车手刹拉索效率测试装置的设计;冯继超等;《机电工程技术》;20081115;第37卷(第11期);53-56 * |
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| CN102564671A (en) | 2012-07-11 |
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