CN213731693U

CN213731693U - Engine hood rack before car

Info

Publication number: CN213731693U
Application number: CN202022222456.6U
Authority: CN
Inventors: 刘卫健
Original assignee: Shanghai Langyao Hardware Machinery Manufacturing Co ltd
Current assignee: Shanghai Langyao Hardware Machinery Manufacturing Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-20
Anticipated expiration: 2030-09-30

Abstract

The application relates to an automobile front engine hood placing rack which comprises a placing rack body, wherein a plurality of moving devices for moving the placing rack body are arranged on the bottom side of the placing rack body, each group of moving devices comprises a fixed block, a connecting column, a supporting block and a roller wheel, the fixed block is fixedly connected to the bottom side of the placing rack body, the connecting column is rotatably connected to the bottom side of the fixed block, the supporting block is fixedly connected to one side, far away from the fixed block, of the connecting column, and the roller wheel is installed on the bottom side of the supporting block; each group of moving devices also comprises a braking mechanism for limiting the rotation of the idler wheel, and the idler wheels are arranged, so that the rack body is convenient to move; the connecting column is rotatably connected with the fixing block, so that the direction of the axial lead of the roller is convenient to change, and the purpose of changing the moving direction of the rack body is achieved.

Description

Engine hood rack before car

Technical Field

The application relates to the technical field of automobile production, in particular to an automobile front engine hood placing frame.

Background

Along with the increasing demand of the market for automobiles, the manufacturing process of automobiles is mature gradually, the front engine hood is an essential part in the production and manufacturing process of automobiles, and the special shape and the structure of the front engine hood of the automobiles generally need to be provided with a special placing rack body aiming at the front engine hood of the automobiles.

As shown in fig. 1, a front engine hood placing rack for an automobile, including placing rack body 2, two sill bars 21 of below fixedly connected with of placing rack body 2, 21 equal fixedly connected with on every sill bar place piece 211, every places and has seted up a plurality of standing groove 212 on the piece 21 evenly, the bottom and the standing groove 212 cooperation of front engine hood 1 for an automobile, the equal fixedly connected with shelves pole 22 in the left and right sides of placing rack body 2, fixedly connected with restriction piece 221 on the shelves pole 22, be provided with a plurality of restriction grooves 222 on the restriction piece 221, the side and the restriction groove 222 cooperation of front engine hood 1 for an automobile, front engine hood 1 for an automobile reaches the purpose of placing front engine hood 1 for an automobile through respectively with two standing grooves 212 and two restriction groove 222 complex modes.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the engine bonnet is placed on the rack body before a plurality of cars, and the weight of engine bonnet is great before rack body and the car, when needs move the engine bonnet before the car to the car assembly line and assemble, inconveniently remove the rack body.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the removal rack body, this application provides a bonnet rack before car.

The application provides a pair of bonnet rack before car adopts following technical scheme:

the automobile front engine hood placing frame comprises a placing frame body, wherein a plurality of moving devices used for moving the placing frame body are arranged on the bottom side of the placing frame body, each moving device comprises a fixed block, a connecting column, a supporting block and a roller wheel, the fixed block is fixedly connected to the bottom side of the placing frame body, the connecting column is rotatably connected to the bottom side of the fixed block, the supporting block is fixedly connected to one side, far away from the fixed block, of the connecting column, and the roller wheel is installed on the bottom side of the supporting block; each set of the moving devices further comprises a braking mechanism for limiting the rotation of the roller.

By adopting the technical scheme, the rolling wheels are arranged, so that the rack body is convenient to move; the connecting column is rotatably connected with the fixing block, so that the direction of the axial lead of the roller is convenient to change, and the purpose of changing the moving direction of the rack body is achieved.

Preferably, the braking mechanism comprises a first inclined block, an elastic component for driving the first inclined block to move towards the direction away from the roller and a pushing component for pushing the first inclined block to move towards the direction close to the roller.

By adopting the technical scheme, the pushing assembly is arranged, so that the first inclined block is conveniently pushed to move towards the direction close to the roller, and the purpose of limiting the rotation of the roller can be achieved; through setting up elastic component, be convenient for promote first sloping block and remove to the direction of keeping away from the gyro wheel to can reach the purpose of loosening the gyro wheel.

Preferably, the elastic component comprises an L-shaped rod fixedly connected to the bottom side of the supporting block and a sliding block fixedly connected to the first inclined block, a horizontal rod of the L-shaped rod penetrates through the sliding block, the sliding block is slidably connected to the horizontal rod of the L-shaped rod along the length direction of the first inclined block, a first spring is sleeved on the L-shaped rod, and two ends of the first spring are fixedly connected to a vertical rod of the L-shaped rod and the sliding block respectively.

By adopting the technical scheme, the horizontal rod of the L-shaped rod is arranged, so that the first inclined block is convenient to guide, and the possibility of position deviation of the first inclined block in the moving process is reduced; the slider is at the length direction in-process that slides along the horizontal pole of L shape pole, and first spring is compressed, and when first sloping block no longer received the exogenic action, the slider drives first sloping block and removes to the direction of keeping away from the gyro wheel under the effect of spring force.

Preferably, the pushing assembly comprises a fixing plate, a second inclined block, a threaded rod and a driving piece for driving the threaded rod to rotate, the fixing plate is fixedly connected to one side, far away from the connecting column, of the supporting block, the second inclined block is connected to the fixing plate in a sliding mode in the vertical direction, the bottom surface of the second inclined block is an inclined surface, one side, close to the second inclined block, of the first inclined block is an inclined surface, the two inclined surfaces are matched, the threaded rod is connected to the supporting block in a rotating mode, and the second inclined block is connected to the threaded rod in a threaded mode.

Through adopting above-mentioned technical scheme, for the convenience of promoting first sloping block and removing, rotate through driving piece drive threaded rod, the threaded rod rotates the motion of drive second sloping block along vertical direction, when the inclined plane of second sloping block supports the inclined plane of tight first sloping block, continues to drive the removal of second sloping block, and the second sloping block promotes first sloping block and removes this moment to can reach the purpose that promotes first sloping block and remove.

Preferably, an inner cavity is formed in the supporting block, the driving piece comprises a worm wheel and a worm, one end, close to the connecting column, of the threaded rod penetrates through the inner cavity and is fixedly connected with the worm wheel, the worm is rotatably connected to the inner wall of the inner cavity, one end, far away from the worm wheel, of the worm penetrates through the side wall of the inner cavity and is fixedly connected with a hand wheel, and the worm wheel is meshed with the worm.

Through adopting above-mentioned technical scheme, in order to drive the threaded rod and rotate, drive the worm through rotating the hand wheel and rotate, the worm rotates the drive worm wheel and rotates, and the worm wheel rotates and drives the threaded rod and rotate to reach drive threaded rod pivoted purpose.

Preferably, each gear lever is fixedly connected with a horizontal shaft, a plurality of groups of limiting mechanisms for limiting the front engine cover of the automobile are mounted on each horizontal shaft, each group of limiting mechanisms comprises two rotating sleeves, two limiting arms and two rubber pipes, the two rotating sleeves are rotatably connected to the peripheral surface of the horizontal shaft, the two limiting arms are fixedly connected to the peripheral surfaces of the two rotating sleeves respectively, the two rubber pipes are fixedly sleeved at one ends of the two limiting arms far away from the rotating sleeves respectively, and the two rubber pipes are abutted to two sides of the front engine cover of the automobile respectively; and the rotating sleeve is provided with a limiting assembly for limiting the rotating sleeve.

Through adopting above-mentioned technical scheme, place the back on the rack body with bonnet before the car earlier, then drive two rotation cover through rotating two spacing arms respectively and rotate on the horizontal axis, until two rubber tubes respectively with the both sides butt of bonnet before the car, carry on spacingly to two rotation covers respectively through two sets of spacing subassemblies this moment for bonnet before the car is located between two rubber sleeves, thereby reaches and carries out spacing purpose to bonnet before the car.

Preferably, the rotating sleeve is provided with a through hole, the outer peripheral surface of the horizontal shaft is provided with a first sliding groove, two ends of the first sliding groove are respectively provided with a first limiting groove and a second limiting groove, the through hole is internally provided with a second sliding groove, the limiting assembly comprises a bolt and a limiting plate, the bolt is connected to the through hole in a sliding manner along the radial direction of the horizontal shaft, the limiting plate is connected to the second sliding groove in a sliding manner along the radial direction of the horizontal shaft, and the limiting plate is sleeved and fixed on the side wall of the bolt; the bolt can be in inserted fit with the first limiting groove or the second limiting groove; and a reset piece for resetting the bolt is arranged in the second sliding groove.

Through adopting above-mentioned technical scheme, when needs rotate spacing arm, earlier through the direction pulling bolt to keeping away from first horizontal axis, make the bolt break away from first spacing groove, the second spring is compressed this moment, then drive the rotating sleeve through rotating spacing arm and rotate, the rotating sleeve rotates and drives the bolt and slide in first spout along the circumference of horizontal axis, aim at the second spacing groove until the bolt, the limiting plate makes the bolt peg graft in the second spacing groove under the effect that resets this moment, thereby reach the restriction and rotate the cover and continue pivoted purpose, and then reach the spacing arm pivoted purpose of restriction.

Preferably, the piece that resets is the second spring, and the second spring housing is established on the bolt, and the one end fixed connection of second spring is in the one side that the horizontal axis was kept away from to the limiting plate, and the inside wall of horizontal axis is kept away from to other end fixed connection in the spout.

Through adopting above-mentioned technical scheme, through setting up the second spring, can reduce the bolt and break away from the possibility in first spacing groove or second spacing groove because of non-external force, be convenient for restore original position with the bolt after removing the bolt simultaneously to can reduce operating personnel's intensity of labour.

To sum up, this application includes following at least one car front engine hood rack beneficial technological effect:

1. the roller wheels are arranged, so that the rack body is convenient to move; the connecting column is rotatably connected with the fixed block, so that the direction of the axial lead of the roller is convenient to change, and the aim of changing the moving direction of the rack body is fulfilled;

2. the pushing assembly is arranged, so that the first inclined block is conveniently pushed to move towards the direction close to the roller, and the purpose of limiting the rotation of the roller can be achieved; through the arrangement of the elastic assembly, the first inclined block is convenient to push to move towards the direction away from the roller, so that the roller can be loosened;

3. place the back on the rack body with bonnet before the car earlier, then drive two through rotating two spacing arms respectively and rotate the cover on the horizontal axis and rotate, until two rubber tubes respectively with the both sides butt of bonnet before the car, carry out spacingly to two rotation covers respectively through two sets of spacing subassemblies this moment for bonnet before the car is located between two rubber sleeves, thereby reaches the bonnet before the car and carries out spacing purpose.

Drawings

FIG. 1 is a schematic view of a front hood rack of an automobile according to the related art;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a cross-sectional view of a rotating sleeve and a horizontal shaft in an embodiment of the present application;

FIG. 4 is a schematic diagram illustrating a structure of a mobile device according to an embodiment of the present application.

Description of reference numerals: 1. an automobile front hood; 2. a rack body; 21. a bottom bar; 211. placing the blocks; 212. a placement groove; 22. a gear lever; 221. a limiting block; 222. a limiting groove; 3. a mobile device; 31. a fixed block; 311. a rotating groove; 32. connecting columns; 321. a connecting plate; 33. a support block; 331. an inner cavity; 34. a roller; 341. a support plate; 342. a roller; 35. a brake mechanism; 351. a first swash block; 352. an elastic component; 3521. an L-shaped rod; 3522. a slider; 3523. a first spring; 353. a pushing assembly; 3531. a fixing plate; 3532. a second swash block; 3533. a threaded rod; 3534. a drive member; 3535. a worm gear; 3536. a worm; 3537. a hand wheel; 4. a limiting mechanism; 41. a horizontal axis; 411. a first chute; 412. a first limit groove; 413. a second limit groove; 414. connecting blocks; 42. rotating the sleeve; 421. a through hole; 422. a second chute; 43. a limiting arm; 431. a rubber tube; 44. a limiting component; 441. a bolt; 442. a limiting plate; 443. a reset member.

Detailed Description

The present application is described in further detail below with reference to figures 2-4.

The embodiment of the application discloses an automobile front engine hood placing frame, as shown in fig. 2, the automobile front engine hood placing frame comprises a placing frame body 2, two bottom rods 21 are fixedly connected to the bottom side of the placing frame body 2, a placing block 211 is fixedly connected to each bottom rod 21, a plurality of placing grooves 212 are formed in each placing block 211, gear rods 22 are fixedly connected to the left side and the right side of the placing frame body 2, two connecting blocks 414 are fixedly connected to each gear rod 22, a horizontal shaft 41 is fixedly connected between the two connecting blocks 414, and a plurality of groups of limiting mechanisms 4 used for limiting an automobile front engine hood 1 are mounted on each horizontal shaft 41; four sets of moving devices 3 are arranged on four corners of the bottom side of the placing rack body 2.

As shown in fig. 2 and fig. 3, each set of limiting mechanism 4 includes two rotating sleeves 42, two limiting arms 43 and two rubber tubes 431, and both rotating sleeves 42 are sleeved on the horizontal shaft 41 and are rotatably connected with the horizontal shaft 41; the two limiting arms 43 are respectively fixedly connected to the peripheral surfaces of the two rotating sleeves 42; the two rubber tubes 431 are respectively sleeved on the two limiting arms 43, and the two rubber tubes 431 are fixedly connected with the two limiting arms 43. When needs carry on spacingly to bonnet 1 before the car, on placing bonnet 1 before the car to rack body 2 earlier, again simultaneously through rotating two spacing arms 43 for bonnet 1 is located between two spacing arms 43 before two cars, and the both sides of bonnet 1 respectively with the rubber tube 431 butt of two spacing arms 43 before the car, thereby can reach and carry out spacing purpose to bonnet 1 before the car.

As shown in fig. 3, a limiting assembly 44 for limiting the rotating sleeve 42 is mounted on the rotating sleeve 42, the limiting assembly 44 includes a plug pin 441 and a limiting plate 442, a first sliding slot 411 is formed in a position of the horizontal shaft 41 corresponding to each rotating sleeve 42, a first limiting groove 412 and a second limiting groove 413 are respectively formed at two ends of the first sliding slot 411, a through hole 421 is formed in the rotating sleeve 42, the through hole 421 communicates with an outer peripheral surface and an inner peripheral surface of the rotating sleeve 42, the plug pin 441 is connected to the through hole 421 in a radial direction of the horizontal shaft 41 in a sliding manner, a cylindrical second sliding slot 422 is formed in the through hole 421, an axial line of the plug pin 441 coincides with an axial line of the second sliding slot 422, the limiting plate 442 is fixedly connected to one end of the plug pin 441, which is located in the second sliding slot 422 and close to the horizontal shaft 41, and the limiting plate 442 is connected to the second sliding slot 422 in a radial direction of the horizontal shaft 41; a reset part 443 for stably inserting the plug pin 441 into the first limiting groove 412 or the second limiting groove 413 is further disposed in the second sliding groove 422, the reset part 443 is a second spring, one end of the second spring is fixedly connected to one side of the second sliding groove 422, which is far away from the horizontal shaft 41, and the other end of the second spring is fixedly connected to one side of the limiting plate 442, which is far away from the horizontal shaft 41. When the limiting arm 43 needs to be rotated to move the front engine hood 1 of the automobile, the bolt 441 is pulled in the direction away from the horizontal shaft 41, so that the bolt 441 is separated from the first limiting groove 412, and at the moment, the limiting arm 43 is rotated to drive the rotating sleeve 42 to rotate; the rotating sleeve 42 drives the bolt 441 to slide on the first sliding groove 411 along the circumferential direction of the horizontal shaft 41 in the rotating process, when the bolt 441 slides to the upper side of the second limiting groove 413, the limiting plate 442 slides towards the direction close to the horizontal shaft 41 under the elastic force of the second spring until the limiting plate 442 and the second sliding groove 422 are abutted against the side wall close to the horizontal shaft 41, the bolt 441 is inserted into the second limiting groove 413, and at this time, the rubber tube 431 is not in contact with the front engine cover 1 of the automobile.

As shown in fig. 4, the mobile device 3 includes a fixed block 31, a connection post 32, a support block 33, a roller 34 and a brake mechanism 35 for limiting rotation of the roller 34, the fixed block 31 is rectangular, the fixed block 31 is fixedly connected to the bottom side of the rack body 2, a rotation groove 311 is formed in one side of the fixed block 31 away from the rack body 2, a connection plate 321 is rotatably connected to the rotation groove 311, the connection post 32 which is cylindrical is fixedly connected to the bottom side of the connection plate 321, the connection post 32 is rotatably connected to the rotation groove 311, the support block 33 which is rectangular is fixedly connected to the bottom side of the connection post 32, an inner cavity 331 is formed in the support block 33, two support plates 341 are fixedly connected to two mutually parallel side walls of the support block 33, a roller 342 is fixedly connected between the two support plates 341, and the roller 34 is rotatably connected to the outer peripheral surface of the roller 342. When removing rack body 2 and the preceding bonnet 1 of car on the rack body 2, drive gyro wheel 34 through promoting rack body 2 and rotate, simultaneously, rotate through connecting plate 321 and fixed block 31 and be connected the setting, be convenient for change the direction of 34 axial leads of gyro wheel to reach the purpose of being convenient for change rack body 2 moving direction.

As shown in fig. 4, the braking mechanism 35 includes a first inclined block 351, an elastic component 352 and a pushing component 353, the first inclined block 351 abuts against the outer peripheral surface of the roller 34, and one side of the first inclined block 351 away from the roller 34 is an inclined surface; the elastic assembly 352 comprises two L-shaped rods 3521 and two sliders 3522, the ends of the vertical rods of the two L-shaped rods 3521 are fixedly connected to the bottom sides of the supporting blocks 33, the two sliders 3522 are respectively and fixedly connected to two sides of the first inclined block 351, which are parallel to each other, the horizontal rods of the two L-shaped rods 3521 respectively penetrate through the two sliders 3522, and the two sliders 3522 are respectively connected to the horizontal rods of the two L-shaped rods 3521 in a sliding manner; each L-shaped rod 3521 is sleeved with a first spring 3523, and two ends of each first spring 3523 are fixedly connected to a vertical rod of the L-shaped rod 3521 and a sliding block 3522 respectively; the pushing assembly 353 comprises a fixing plate 3531, a second inclined block 3532, a threaded rod 3533 and a driving piece 3534 for driving the threaded rod 3533 to rotate, the fixing plate 3531 is fixedly connected to the bottom side of the supporting plate 341, the second inclined block 3532 can be connected to one side, close to the roller 34, of the fixing plate 3531 in a sliding mode through a guide rod in the vertical direction, the bottom surface of the second inclined block 3532 is an inclined surface, the inclined surface of the first inclined block 351 is matched with the inclined surface of the second inclined block 3532, the threaded rod 3533 penetrates through the inner cavity 331 of the supporting block 33, the threaded rod 3533 is rotatably connected with the supporting block 33, and one end, away from the supporting block 33, of the threaded rod 3533 is in threaded connection with the second inclined block 3532; the driving member 3534 comprises a worm wheel 3535 and a worm 3536, the worm wheel 3535 is fixedly connected to the outer peripheral surface of a part, located in the inner cavity 331, of the threaded rod 3533, the worm 3536 is rotatably connected to the inner wall of the inner cavity 331, one end of the worm 3536 is located outside the supporting block 33, and one end, located outside the supporting block 33, of the worm 3536 is fixedly connected with a hand wheel 3537. The worm 3536 is driven to rotate by rotating the hand wheel 3537, the worm 3536 drives the worm wheel 3535 to rotate, and the worm wheel 3535 drives the threaded rod 3533 to rotate, so that the purpose of driving the threaded rod 3533 to rotate is achieved; the threaded rod 3533 rotates to drive the second inclined block 3532 to move along the vertical direction, when the inclined surface of the second inclined block 3532 abuts against the inclined surface of the first inclined block 351, the second inclined block 3532 is continuously driven to move, at the moment, the second inclined block 3532 pushes the second inclined block 3532 to move, the first inclined block 351 moves along the length direction of the horizontal rod of the L-shaped rod 3521, and the first inclined block 351 moves to abut against the roller 34, so that the purpose of limiting the rotation of the roller is achieved; when no external force is applied to the first inclined block 351, the two sliding blocks are pushed to slide in the direction away from the roller 34 under the action of the two first springs 3523, so that the roller 34 can be loosened.

The implementation principle of this application embodiment bonnet rack before car does: when the rack body 2 needs to be moved, the purpose of moving the rack body 2 is achieved by pushing the rack body 2 to drive the roller 34 to rotate; the connecting column 32 is rotatably connected with the fixing block 31, so that the direction of the axial lead of the roller 34 can be changed conveniently, and the purpose of changing the moving direction of the rack body 2 is achieved conveniently.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a bonnet rack before car, includes rack body (2), its characterized in that: the rack body (2) is provided with a plurality of moving devices (3) used for moving the rack body (2) at the bottom side, each moving device (3) comprises a fixed block (31), a connecting column (32), a supporting block (33) and a roller (34), the fixed block (31) is fixedly connected to the bottom side of the rack body (2), the connecting column (32) is rotatably connected to the bottom side of the fixed block (31), the supporting block (33) is fixedly connected to one side, far away from the fixed block (31), of the connecting column (32), and the roller (34) is installed at the bottom side of the supporting block (33); each set of said moving means (3) further comprises a braking mechanism (35) for limiting the rotation of the roller (34).

2. The automobile front hood placing frame according to claim 1, characterized in that: the braking mechanism (35) comprises a first inclined block (351), an elastic component (352) for driving the first inclined block (351) to move towards the direction away from the roller (34), and a pushing component (353) for pushing the first inclined block (351) to move towards the direction close to the roller (34).

3. The automobile front hood placing frame according to claim 2, characterized in that: the elastic component (352) comprises an L-shaped rod (3521) fixedly connected to the bottom side of the supporting block (33) and a sliding block (3522) fixedly connected to the first inclined block (351), a horizontal rod of the L-shaped rod (3521) penetrates through the sliding block (3522) to be arranged, the sliding block (3522) is slidably connected to the horizontal rod of the L-shaped rod (3521) along the length direction of the first inclined block (351), a first spring (3523) is sleeved on the L-shaped rod (3521), and two ends of the first spring (3523) are fixedly connected to a vertical rod of the L-shaped rod (3521) and the sliding block (3522) respectively.

4. The automobile front hood placing frame according to claim 3, characterized in that: promote subassembly (353) including fixed plate (3531), second sloping block (3532), threaded rod (3533) and be used for driving threaded rod (3533) pivoted driving piece (3534), one side of spliced pole (32) is kept away from in fixed plate (3531) fixed connection in supporting shoe (33), second sloping block (3532) are along vertical direction sliding connection in fixed plate (3531), the bottom surface of second sloping block (3532) is the inclined plane, one side that first sloping block (351) is close to second sloping block (3532) is the inclined plane, two inclined plane phase-matchs, threaded rod (3533) rotate to be connected in supporting shoe (33), second sloping block (3532) threaded connection is in threaded rod (3533).

5. The automobile front hood placing frame according to claim 4, characterized in that: interior chamber (331) have been seted up in supporting shoe (33), driving piece (3534) include worm wheel (3535) and worm (3536), the one end that threaded rod (3533) are close to spliced pole (32) runs through inner chamber (331) setting and with worm wheel (3535) fixed connection, worm (3536) are rotated and are connected in the inner wall of inner chamber (331), the one end that worm wheel (3535) were kept away from in worm (3536) runs through the lateral wall setting of inner chamber (331) and the rigid coupling has hand wheel (3537), worm wheel (3535) and worm (3536) mesh mutually.

6. The automobile front hood placing frame according to claim 1, characterized in that: each gear lever (22) is fixedly connected with a horizontal shaft (41), a plurality of groups of limiting mechanisms (4) used for limiting the front engine cover (1) of the automobile are mounted on each horizontal shaft (41), each group of limiting mechanisms (4) comprises two rotating sleeves (42), two limiting arms (43) and two rubber pipes (431), the two rotating sleeves (42) are rotatably connected to the peripheral surface of each horizontal shaft (41), the two limiting arms (43) are fixedly connected to the peripheral surfaces of the two rotating sleeves (42) respectively, the two rubber pipes (431) are fixedly sleeved at one ends, far away from the rotating sleeves (42), of the two limiting arms (43) respectively, and the two rubber pipes (431) are abutted to two sides of the front engine cover (1) of the automobile respectively; and a limiting component (44) used for limiting the rotating sleeve (42) is arranged on the rotating sleeve (42).

7. The automobile front hood placing frame according to claim 6, characterized in that: the rotating sleeve (42) is provided with a through hole (421), the outer peripheral surface of the horizontal shaft (41) is provided with a first sliding groove (411), two ends of the first sliding groove (411) are respectively provided with a first limiting groove (412) and a second limiting groove (413), the through hole (421) is internally provided with a second sliding groove (422), the limiting component (44) comprises a bolt (441) and a limiting plate (442), the bolt (441) is connected to the through hole (421) in a sliding manner along the radial direction of the horizontal shaft (41), the limiting plate (442) is connected to the second sliding groove (422) in a sliding manner along the radial direction of the horizontal shaft (41), and the limiting plate (442) is fixedly sleeved on the side wall of the bolt (441); the bolt (441) can be in inserted fit with the first limiting groove (412) or the second limiting groove (413); a reset piece (443) used for resetting the bolt (441) is arranged in the second sliding groove (422).

8. The automobile front hood placing frame according to claim 7, characterized in that: the reset piece (443) is a second spring, the second spring is sleeved on the bolt (441), one end of the second spring is fixedly connected to one side, away from the horizontal shaft (41), of the limiting plate (442), and the other end of the second spring is fixedly connected to the inner side wall, away from the horizontal shaft (41), of the sliding groove.