CN107560875B - Cover opening structure of automobile trunk cover fatigue test device - Google Patents
Cover opening structure of automobile trunk cover fatigue test device Download PDFInfo
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- CN107560875B CN107560875B CN201710932400.XA CN201710932400A CN107560875B CN 107560875 B CN107560875 B CN 107560875B CN 201710932400 A CN201710932400 A CN 201710932400A CN 107560875 B CN107560875 B CN 107560875B
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- seat
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- trunk lid
- key
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention provides a cover opening structure of an automobile trunk cover fatigue test device, and belongs to the technical field of vehicle test equipment. The automobile trunk cover solves the problem that the existing automobile trunk cover is difficult to continuously perform fatigue test. This car trunk lid fatigue test device's structure of uncapping, fatigue test device includes the workstation, has linked firmly the support frame on the workstation, and the structure of uncapping includes the lifting frame of sliding connection on the support frame, has linked firmly the lifting seat on the lifting frame, and sliding connection has the button seat on the support frame, and the button seat is equipped with the driving piece that can drive the button seat and upwards remove the settlement altitude when the trunk lid is closed in the below of trunk lid unlocking key on the workstation, and can drive the lifting seat and upwards remove when the button seat upwards removes the back driving piece that targets in place. The cover opening structure of the automobile trunk cover fatigue test device can enable the trunk cover to be automatically opened so as to realize the fatigue test of the trunk cover.
Description
Technical Field
The invention belongs to the technical field of vehicle test equipment, and relates to a cover opening structure of an automobile trunk cover fatigue test device.
Background
The trunk lid of car articulates on the automobile body, still is connected with hydraulic stem or spring beam between trunk lid and automobile body, consequently can automatic spring up and form certain opening angle with the automobile body when the trunk lid is opened, and need carry out the fatigue test that opens and shuts to the trunk lid of test vehicle after the trunk lid equipment to detect trunk lid lock, pin joint, hydraulic stem etc. parts's life, however current test equipment is difficult to carry out effectual detection.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a cover opening structure of an automobile trunk cover fatigue test device, the cover opening structure of the automobile trunk cover fatigue test device can enable the trunk cover to be automatically opened so as to realize the fatigue test of the trunk cover.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a structure of uncapping of car trunk lid fatigue test device, fatigue test device includes the workstation, the support frame has linked firmly on the workstation, its characterized in that, the structure of uncapping includes along the lifting frame of vertical direction sliding connection on the support frame, the lifting seat that can support on the terminal surface under the trunk lid when the trunk lid is closed has linked firmly on the lifting frame, still along vertical direction sliding connection has the button seat on the support frame, and the button seat is in the below of trunk lid unlocking key when the trunk lid is closed, be equipped with on the workstation and can drive the button seat and upwards remove the driving piece of setting for the height, and can drive the lifting seat and upwards remove when the button seat upwards removes the back driving piece of putting in place.
When the test is carried out, the workbench is arranged at the rear end of the vehicle, the lifting seat is positioned below the lower end of the trunk cover, the button seat is positioned below the unlocking key, the driving piece can drive the button seat to move upwards for a set distance, the upper end of the button seat can push the unlocking key upwards, the unlocking key is unlocked, then the driving piece can drive the lifting seat to move upwards, the lifting seat can push the trunk cover upwards, namely, an upward acting force is applied to the trunk cover, the trunk cover is sprung upwards, and the trunk cover is opened.
In the cover opening structure of the automobile trunk lid fatigue test device, the driving piece comprises a driving motor, the supporting frame is rotationally connected with the lifting cam through the rotating shaft, the lifting frame is rotationally connected with the supporting wheel, the supporting wheel is located above the lifting cam, the wheel surface of the lifting cam abuts against the wheel surface of the supporting wheel, and a motor shaft of the driving motor is connected with the rotating shaft. The drive motor drives the lifting cam to rotate, and the lifting cam can push upwards against the wheel, so that the lifting seat moves upwards and provides upward acting force for the trunk cover.
In the cover opening structure of the automobile trunk lid fatigue test device, the supporting frame is connected with the pushing block in a sliding mode along the front-rear direction of the automobile body, the upper end face of the pushing block comprises an inclined pushing face and two horizontal supporting faces, the front end of the pushing face is higher than the rear end, one supporting face is located at the front end of the pushing face, the other supporting face is located at the rear end of the pushing face, the lower end of the key seat is abutted to the upper end face of the pushing block, when the key seat is abutted to the lower supporting face, the upper end of the key seat is close to an unlocking key of the trunk lid, a connecting rod is hinged to the side face of the lifting cam through a pin shaft, the pin shaft and the rotating shaft are eccentrically arranged, and when a convex portion of the lifting cam faces downwards vertically, the pin shaft is located at the front side of the rotating shaft, and the free end of the connecting rod is hinged to the pushing block. Because the pin shaft is positioned at the front side of the rotating shaft when the convex part of the lifting cam faces downwards, the lifting seat cannot rise when the lifting cam rotates for 45 degrees, the connecting rod can drive the pushing block to move, and the pushing surface on the pushing block can push the key seat upwards to unlock.
In the structure of uncapping of the automobile trunk lid fatigue test device, the connecting rod comprises the connecting pipe and the telescopic rod, the rear end of the connecting pipe is hinged to the lifting cam, the front end of the telescopic rod is hinged to the pushing block, the rear end of the telescopic rod is slidably inserted into the front end of the connecting pipe, an annular limiting convex edge is arranged on the outer wall of the telescopic rod, a buffer tension spring is arranged in the connecting pipe, the rear end of the buffer tension spring is fixedly connected to the connecting pipe, the front end of the buffer tension spring is fixedly connected to the telescopic rod, the limiting convex edge can be abutted to the front end face of the connecting pipe under the action of the buffer tension spring, the supporting frame is fixedly connected with the supporting plate, a sliding groove is formed in the supporting plate along the front-rear direction of the automobile body, the pushing block is slidably connected to the sliding groove, a limiting part is further arranged in the sliding groove, the limiting part is positioned at the rear end of the pushing block, the pushing block is abutted to the limiting part when the convex part of the lifting cam horizontally forwards, and a reset spring capable of enabling the pushing block to move forwards in a reset mode is further arranged in the sliding groove. The lifting cam rotates for 45 degrees to realize unlocking and then needs to rotate continuously, at the moment, the convex part of the lifting cam abuts against the abutting wheel, so that the lifting seat rises, the telescopic rod can stretch the buffer tension spring in the process, the connecting rod is lengthened, namely, the lifting cam continues to rotate, and the pushing block can stop moving under the action of the limiting part.
In the cover opening structure of the automobile trunk cover fatigue test device, the supporting frame is fixedly connected with the connecting sleeve which is vertically arranged, the key seat is columnar, the key seat is arranged in the connecting sleeve in a penetrating manner in a sliding manner, the upper end of the key seat extends out of the upper end of the connecting sleeve, the key head made of rubber is fixedly connected to the upper end of the key seat, the lower end of the key seat extends out of the lower end of the connecting sleeve, the end face of the lower end of the key seat is a cambered surface, the inner hole of the connecting sleeve is a step hole with a larger lower end diameter, the outer wall of the key seat is circumferentially provided with a supporting convex edge, the upper end of the tensioning spring is propped against the step face of the step hole, the lower end of the key seat is propped against the supporting convex edge, and the lower end of the key seat is propped against the upper end face of the pushing block under the action of the tensioning spring. The connecting sleeve enables the key seat to be stable, and meanwhile the tensioning spring enables the lower end of the key seat to be always abutted against the pushing block, so that the structure is more stable.
Compared with the prior art, the cover opening structure of the automobile trunk cover fatigue test device has the following advantages:
1. The driving piece can drive the key seat to move upwards for a set distance, the upper end of the key seat can push the unlocking key upwards, so that the unlocking key is unlocked, and the lifting seat can push the trunk lid upwards, namely, an upward acting force is applied to the trunk lid, and the automatic opening of the trunk lid is realized.
2. The unlocking and lifting of the trunk cover are realized through a driving motor and a lifting cam, so that the continuity of actions can be ensured, and the power source is reduced.
Drawings
Fig. 1 is a schematic perspective view of a fatigue test device for a trunk lid of the automobile.
Fig. 2 is a structural sectional view of the present automobile trunk lid fatigue test apparatus.
Fig. 3 is an enlarged view of the structure at a in fig. 1.
Fig. 4 is an enlarged view of the structure at B in fig. 2.
Fig. 5 is an enlarged view of the structure at C in fig. 2.
In the figure, 1, a workbench; 11. a support frame; 12. a support plate; 121. a chute; 122. a limit part; 123. a return spring; 13. connecting sleeves; 2. lifting the frame; 21. lifting the seat; 22. an abutment wheel; 3. a key base; 31. a key head; 32. supporting the convex edge; 33. tensioning a spring; 4. a driving motor; 41. lifting the cam; 411. a rotating shaft; 412. a pin shaft; 42. a connecting rod; 421. a connecting pipe; 422. a telescopic rod; 423. limiting convex edges; 424. a buffer tension spring; 5. a pushing block; 51. pushing surface; 52. a support surface.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, an uncovering structure of an automobile trunk lid fatigue test device comprises a workbench 1, wherein a supporting frame 11 is fixedly connected to the workbench 1, the uncovering structure comprises a lifting frame 2 which is connected to the supporting frame 11 in a sliding manner along the vertical direction, a lifting seat 21 which can be propped against the lower end face of the trunk lid when the trunk lid is closed is fixedly connected to the lifting frame 2, a key seat 3 is further connected to the supporting frame 11 in a sliding manner along the vertical direction, the key seat 3 is located below unlocking keys of the trunk lid when the trunk lid is closed, a driving piece which can drive the key seat 3 to move upwards to set a height is arranged on the workbench 1, and the driving piece can drive the lifting seat 21 to move upwards after the key seat 3 moves upwards in place. When the test is carried out, the workbench 1 is arranged at the rear end of the vehicle, the lifting seat 21 is positioned below the lower end of the trunk cover, the key seat 3 is positioned below the unlocking key, the driving piece can drive the key seat 3 to move upwards for a set distance, the upper end of the key seat 3 can push the unlocking key upwards, the unlocking key is unlocked, then the driving piece can drive the lifting seat 21 to move upwards, the lifting seat 21 can push the trunk cover upwards, namely, an upward acting force is applied to the trunk cover, the trunk cover is sprung upwards, and the trunk cover is opened at the moment.
As shown in fig. 3, 4 and 5, the driving member includes a driving motor 4, a supporting frame 11 is rotatably connected with a lifting cam 41 through a rotating shaft 411, a supporting wheel 22 is rotatably connected with the lifting frame 2, the supporting wheel 22 is located above the lifting cam 41, the wheel surface of the lifting cam 41 abuts against the wheel surface of the supporting wheel 22, and a motor shaft of the driving motor 4 is connected with the rotating shaft 411. The drive motor 4 rotates the lift cam 41, and the lift cam 41 can push up against the wheel 22, so that the lift seat 21 moves upward and provides an upward force to the trunk lid. The support frame 11 is connected with a push block 5 in a sliding manner along the front-back direction of the vehicle body, the upper end face of the push block 5 comprises an inclined push surface 51 and two horizontal support surfaces 52, the front end of the push surface 51 is higher than the rear end, one support surface 52 is positioned at the front end of the push surface 51, the other support surface 52 is positioned at the rear end of the push surface 51, the lower end of the key seat 3 is abutted against the upper end face of the push block 5, when the key seat 3 is abutted against the lower support surface 52, the upper end of the key seat 3 is close to an unlocking key of the trunk lid, a connecting rod 42 is hinged on the side face of the lifting cam 41 through a pin 412, the pin 412 is eccentrically arranged with the rotating shaft 411, and when the convex part of the lifting cam 41 is vertically downward, the pin 412 is positioned at the front side of the rotating shaft 411, the free end of the connecting rod 42 is hinged to the push block 5. Since the pin 412 is located at the front side of the rotating shaft 411 when the protruding portion of the lifting cam 41 faces downward, the lifting seat 21 will not rise when the lifting cam 41 rotates for 45 degrees, and the connecting rod 42 can drive the push block 5 to move, and the pushing surface 51 on the push block 5 can push the key seat 3 upward, so as to unlock. The connecting rod 42 comprises a connecting pipe 421 and a telescopic rod 422, the rear end of the connecting pipe 421 is hinged with the lifting cam 41, the front end of the telescopic rod 422 is hinged with the push block 5, the rear end of the telescopic rod 422 is slidably inserted in the front end of the connecting pipe 421, an annular limiting convex edge 423 is arranged on the outer wall of the telescopic rod 422, a buffer tension spring 424 is arranged in the connecting pipe 421, the rear end of the buffer tension spring 424 is fixedly connected to the connecting pipe 421, the front end is fixedly connected to the telescopic rod 422, the limiting convex edge 423 can be abutted against the front end face of the connecting pipe 421 under the action of the buffer tension spring 424, the supporting frame 11 is fixedly connected with the supporting plate 12, The supporting plate 12 is provided with a chute 121 along the front-rear direction of the vehicle body, the push block 5 is slidably connected in the chute 121, the chute 121 is also provided with a limiting part 122, the limiting part 122 is positioned at the rear end of the push block 5, when the convex part of the lifting cam 41 horizontally faces forward, the push block 5 abuts against the limiting part 122, and the chute 121 is also internally provided with a reset spring 123 capable of resetting and moving the push block 5 forward. After the lifting cam 41 rotates for 45 degrees to unlock, the lifting cam 41 needs to continue to rotate, at this time, the convex part of the lifting cam 41 abuts against the abutting wheel 22, so that the lifting seat 21 rises, in the process, the telescopic rod 422 can stretch the buffer tension spring 424, so that the connecting rod 42 becomes longer, that is, the lifting cam 41 continues to rotate, but the push block 5 can stop moving under the action of the limiting part 122. the support frame 11 is fixedly connected with a connecting sleeve 13 which is vertically arranged, the key seat 3 is columnar, the key seat 3 is arranged in the connecting sleeve 13 in a penetrating manner in a sliding manner, the upper end of the key seat 3 extends out of the upper end of the connecting sleeve 13, the upper end of the key seat 3 is fixedly connected with a key head 31 made of rubber, the lower end of the key seat 3 extends out of the lower end of the connecting sleeve 13, the end face of the lower end of the key seat 3 is an arc face, an inner hole of the connecting sleeve 13 is a step hole with a larger diameter at the lower end, a supporting convex edge 32 is circumferentially arranged on the outer wall of the key seat 3, a tensioning spring 33 is sleeved on the key seat 3, the upper end of the tensioning spring 33 is propped against the step face of the step hole, the lower end of the tensioning spring is propped against the supporting convex edge 32, the lower end of the key base 3 abuts against the upper end face of the push block 5 under the action of the tension spring 33. The connecting sleeve 13 enables the key seat 3 to be stable, and simultaneously the tensioning spring 33 enables the lower end of the key seat 3 to be always abutted against the push block 5, so that the structure is more stable.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (1)
1. The utility model provides a cover opening structure of a fatigue test device for an automobile trunk lid, the fatigue test device comprises a workbench (1), support frame (11) is fixedly connected to workbench (1), and is characterized in that, the cover opening structure includes lifting frame (2) which is connected to support frame (11) in a sliding way along the vertical direction, lifting seat (21) which can be propped against the lower end face of the trunk lid when the trunk lid is closed is fixedly connected to lifting frame (2), button seat (3) is also connected to support frame (11) in a sliding way along the vertical direction, button seat (3) is positioned below a unlocking key of the trunk lid when the trunk lid is closed, driving piece which can drive button seat (3) to move upwards to set height is arranged on workbench (1), and driving piece which can drive lifting seat (21) to move upwards after button seat (3) moves upwards, the driving piece includes driving motor (4), lifting seat (41) is connected to support frame (11) in a rotating way through rotating shaft (411), lifting wheel (22) is connected to the lifting frame (2) in a rotating way, the lifting wheel (22) is propped against the rotating shaft (41) of the driving wheel (22) and is propped against the rotating shaft (41), the push block (5) is slidingly connected on the support frame (11) along the front and rear direction of the car body, the upper end face of the push block (5) comprises an inclined push surface (51) and two horizontal support surfaces (52), the front end of the push surface (51) is higher than the rear end, one support surface (52) is positioned at the front end of the push surface (51), the other support surface (52) is positioned at the rear end of the push surface (51), the lower end of the key seat (3) is abutted against the upper end face of the push block (5), when the key seat (3) is abutted against the lower support surface (52), the upper end of the key seat (3) is close to an unlocking key of the trunk lid, a connecting rod (42) is hinged on the side face of the lifting cam (41) through a pin shaft (412), the pin shaft (412) is eccentrically arranged with the rotating shaft (411), when a convex part of the lifting cam (41) is vertically downwards arranged at the front side of the rotating shaft (411), the free end of the connecting rod (42) is hinged on the push block (5), the key seat (3) is fixedly arranged on the cylindrical connecting sleeve (13) and extends out of the key seat (13), and a key head (31) made of rubber is fixedly connected to the upper end of the key seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932400.XA CN107560875B (en) | 2017-10-10 | 2017-10-10 | Cover opening structure of automobile trunk cover fatigue test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710932400.XA CN107560875B (en) | 2017-10-10 | 2017-10-10 | Cover opening structure of automobile trunk cover fatigue test device |
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| CN107560875A CN107560875A (en) | 2018-01-09 |
| CN107560875B true CN107560875B (en) | 2024-09-17 |
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| CN201710932400.XA Active CN107560875B (en) | 2017-10-10 | 2017-10-10 | Cover opening structure of automobile trunk cover fatigue test device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964882A (en) * | 2020-07-23 | 2020-11-20 | 中国第一汽车股份有限公司 | Trunk lid open-close durability unlocking operation test device |
| CN117589471B (en) * | 2023-11-24 | 2025-06-10 | 东风汽车股份有限公司 | Device and method for vehicle tailgate opening and closing durability test |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207181062U (en) * | 2017-10-10 | 2018-04-03 | 陈露露 | A kind of cover-opening structure of vehicle boot lid fatigue experimental device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102175967B (en) * | 2011-01-05 | 2014-01-15 | 宁波福尔达智能科技股份有限公司 | Automobile reading lamp key detection device and automobile reading lamp key and tap position detection device |
| CN103278316B (en) * | 2013-05-14 | 2015-10-28 | 广州华德汽车弹簧有限公司 | The fatigue experimental device of car tail cover torsion-bar spring |
| CN104568455B (en) * | 2013-10-09 | 2018-01-23 | 上海汽车集团股份有限公司 | Realize the motorized motions experimental rig of front cover for vehicle, bonnet or door contact interrupter motion |
| KR101506406B1 (en) * | 2013-12-23 | 2015-04-01 | 주식회사 금창 | That automotive trunk lid hinge arm center control structure is equipped inspection device |
| CN203858097U (en) * | 2014-05-14 | 2014-10-01 | 奇瑞汽车股份有限公司 | Test device |
| CN107132059B (en) * | 2017-07-17 | 2019-06-18 | 上汽大众汽车有限公司 | An electric back cover durability test bench |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207181062U (en) * | 2017-10-10 | 2018-04-03 | 陈露露 | A kind of cover-opening structure of vehicle boot lid fatigue experimental device |
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Effective date of registration: 20240823 Address after: 210000 Building 1, Juhui garden, 108 Xuanwu Avenue, Xuanwu District, Nanjing, Jiangsu Province Applicant after: Nanjing Yalezhidance Network Technology Co.,Ltd. Country or region after: China Address before: No. 74, Hujiazhi Village, Pubagang Town, Sanmen County, Taizhou City, Zhejiang Province, China 317100 Applicant before: Chen Lulu Country or region before: China |
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