CN214334204U - Automobile ball stud multidirectional movement loading durability testing device - Google Patents
Automobile ball stud multidirectional movement loading durability testing device Download PDFInfo
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- CN214334204U CN214334204U CN202023220122.1U CN202023220122U CN214334204U CN 214334204 U CN214334204 U CN 214334204U CN 202023220122 U CN202023220122 U CN 202023220122U CN 214334204 U CN214334204 U CN 214334204U
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Abstract
The utility model discloses a car bulb round pin multidirectional motion loading durability testing arrangement, including the body frame, be provided with slewing mechanism in the body frame, and the rotation driving motor drive slewing frame rotates along the circumferential direction in the body frame, be provided with swing mechanism in the slewing frame, be provided with loading mechanism in the swing frame, loading mechanism includes the type of falling L loading support, the loading support sets up in swing frame bottom, and the swing rotation axis passes swing frame and is connected with the loading support, loading support upper surface and side are provided with axial loading subassembly and radial loading subassembly respectively; a ball pin clamp is arranged on the bottom surface of the main frame and is arranged below the loading support. The utility model discloses can realize swing and rotation high-efficiently accurately, carry out axial and radial loading circulation simultaneously, the simulation real vehicle operating mode carries out bulb round pin durability test.
Description
Technical Field
The utility model relates to an automotive test field, concretely relates to car bulb round pin multidirectional motion loading durability testing arrangement.
Background
The automobile ball stud is a movable connecting part of a steering system, can rotate in a universal direction and is an important component of an automobile steering knuckle assembly. The durability test of the automobile ball stud usually requires that the ball stud swings and rotates according to a certain frequency and angle, and axial and radial loads are applied at the same time, so that the test device needs to have two functions of movement and loading, and the structure is complex.
Disclosure of Invention
An object of the utility model is to overcome prior art's not enough, provide a car bulb round pin multidirectional motion loading durability testing arrangement, it can be simply, realize the durability test of car bulb round pin reliably.
In order to achieve the purpose, the utility model designs a testing device for the loading durability of the multidirectional movement of the automobile ball pin, which comprises a main frame, wherein a rotating mechanism is arranged in the main frame,
the rotating mechanism comprises a rotary driving motor and a rotating frame; the rotary driving motor is arranged on the upper surface of the main frame, a driving shaft of the rotary driving motor penetrates through a shaft hole of the main frame and is connected with the rotating frame, the rotating frame is driven by the rotary driving motor to rotate in the main frame along the circumferential direction, a swinging mechanism is arranged in the rotating frame and comprises a swinging frame and a swinging driving motor, swinging rotating shafts are symmetrically arranged on the outer walls of two sides of the swinging frame, the other ends of the swinging rotating shafts are correspondingly fixed on the inner wall of the rotating frame, a linear guide rail is vertically arranged on the outer wall of one side of the swinging frame, the swinging driving motor is arranged on the outer wall of the side face of the rotating frame, the driving shaft of the swinging driving motor penetrates through the shaft hole of the main frame and is connected with one end of a crank, the other end of the crank is connected with a sliding block, and the sliding block slides on the linear guide rail;
the loading mechanism is arranged in the swinging frame and comprises an inverted L-shaped loading support, the loading support is arranged at the bottom of the swinging frame, a swinging rotating shaft penetrates through the swinging frame to be connected with the loading support, and an axial loading assembly and a radial loading assembly are respectively arranged on the upper surface and the side surface of the loading support; the axial loading assembly and the radial loading assembly are respectively composed of a floating slide block, a pull pressure sensor and a loading electric push rod which are sequentially connected; a ball pin clamp is arranged on the bottom surface of the main frame and is arranged below the loading support.
Furthermore, circular rotating tracks are arranged on the upper inner wall and the lower inner wall of the main frame.
Furthermore, the rotating frame comprises two L-shaped side plates which are symmetrically arranged, a top plate is arranged on the two side plates, a baffle plate is arranged between the bottoms of the two side plates, rotating pulleys are arranged at four corners of the upper surface of the top plate, and the rotating pulleys are arranged at two ends of the bottom surface of each side plate; the rotating pulley moves on a circular rotating track.
Still further, be provided with between roof and the curb plate and rotate the reinforcement frame, the curb plate outside is provided with and rotates the reinforcement frame.
Furthermore, slide rails are arranged on two surfaces of the loading support, and the floating slide block slides on the slide rails; the pulling pressure sensor is S-shaped.
Still further, the ball stud clamp comprises a ball stud fixing seat, and a ball stud is arranged on the ball stud fixing seat.
Still further, correspond on the body frame bottom outer wall and be provided with 2 triangle gusset plates, the symmetry is provided with 2 triangle gusset plates on the inner wall of body frame top both ends.
The utility model has the advantages that:
1. the utility model discloses carry out radial and axial loading to the bulb round pin simultaneously, the displacement of production can lead to the loading direction to change with warping, consequently need increase the relocation mechanism in order to eliminate the error, the utility model discloses a slider slide rail mechanism realizes radial and axial floating function.
2. The utility model discloses the cooperation design has rotation track and rotation pulley, improves the rotating frame stability and reduces frictional resistance.
To sum up, the utility model discloses can realize swing and rotation high-efficiently accurately, carry out axial and radial loading circulation simultaneously, the simulation real vehicle operating mode carries out bulb round pin durability test.
Drawings
FIG. 1 is a perspective view of an automotive ball stud testing apparatus;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a schematic view of a rotating mechanism;
FIG. 4 is a schematic view of a swing mechanism;
FIG. 5 is a schematic view of a loading mechanism;
FIG. 6 is a schematic view of the main frame
FIG. 7 is a schematic view of the durability test installation and loading directions of an automotive ball stud;
in the figure, a main frame 1, a rotating track 1.1, a triangular reinforcing plate 1.2, a rotating mechanism 2, a rotating driving motor 2.1, a rotating frame 2.2, a side plate 2.21, a top plate 2.22, a baffle plate 2.23, a rotating pulley 2.24, a rotating reinforcing frame 2.25, a swinging mechanism 3, a swinging frame 3.1, a swinging driving motor 3.2, a swinging rotating shaft 3.3, a linear guide rail 3.4, a crank 3.5, a slide block 3.6, a loading mechanism 4, a loading support 4.1, a slide rail 4.11, an axial loading assembly 4.2, a radial loading assembly 4.3, a floating slide block 5, a pulling pressure sensor 6, a loading electric push rod 7, a ball pin clamp 8, a ball pin fixing seat 8.1 and a ball pin 8.2.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments for the understanding of those skilled in the art.
The device for testing the multidirectional movement loading durability of the automobile ball stud as shown in the figures 1-6 comprises a main frame 1, wherein circular rotating rails 1.1 are arranged on the upper inner wall and the lower inner wall of the main frame 1; 2 triangular reinforcing plates 1.2 are correspondingly arranged on the outer wall of the bottom of the main frame 1, and 2 triangular reinforcing plates 1.2 are symmetrically arranged on the inner walls of the two ends of the top of the main frame 1; the main frame 1 is internally provided with a rotating mechanism 2,
the rotating mechanism 2 comprises a rotary driving motor 2.1 and a rotating frame 2.2; the rotary driving motor 2.1 is arranged on the upper surface of the main frame 1, a driving shaft of the rotary driving motor 2.1 penetrates through a shaft hole of the main frame 1 to be connected with the rotary frame 2.2, the rotary driving motor 2.1 drives the rotary frame 2.2 to rotate in the main frame 1 along the circumferential direction, the rotary frame 2.2 comprises two L-shaped side plates 2.21 which are symmetrically arranged, top plates 2.22 are arranged on the two side plates 2.21, a baffle plate 2.23 is arranged between the bottoms of the two side plates 2.21, a rotary reinforcing frame 2.25 is arranged between the top plate 2.22 and the side plates 2.21, and the rotary reinforcing frame 2.25 is arranged outside the side plates 2.21;
four corners of the upper surface of the top plate 2.22 are provided with rotating pulleys 2.24, and two ends of the bottom surface of the side plate 2.21 are provided with rotating pulleys 2.24; the rotating pulley 2.24 moves on the circular rotating track 1.1;
a swing mechanism 3 is arranged in the rotating frame 2.2, the swing mechanism 3 comprises a swing frame 3.1 and a swing driving motor 3.2, swing rotating shafts 3.3 are symmetrically arranged on the outer walls of two sides of the swing frame 3.1, the other ends of the swing rotating shafts 3.3 are correspondingly fixed on the inner wall of the rotating frame 2.2, a linear guide rail 3.4 is vertically arranged on the outer wall of one side of the swing frame 3.1, the swing driving motor 3.2 is arranged on the outer wall of the side surface of the rotating frame 2.2, a driving shaft of the swing driving motor 3.2 penetrates through a shaft hole of the main frame 1 and is connected with one end of a crank 3.5, the other end of the crank 3.5 is connected with a slide block 3.6, and the slide block 3.6 slides on the linear guide rail 3.4;
a loading mechanism 4 is arranged in the swinging frame 3.1, the loading mechanism 4 comprises an inverted L-shaped loading support 4.1, the loading support 4.1 is arranged at the bottom of the swinging frame 3.1, the swinging rotating shaft 3.3 penetrates through the swinging frame 3.1 to be connected with the loading support 4.1, and the upper surface and the side surface of the loading support 4.1 are respectively provided with an axial loading assembly 4.2 and a radial loading assembly 4.3; the axial loading component 4.2 and the radial loading component 4.3 are respectively composed of a floating slide block 5, an S-shaped pull pressure sensor 6 and a loading electric push rod 7 which are connected in sequence; two sides of the loading support 4.1 are provided with slide rails 4.11, and the floating slide block 5 slides on the slide rails 4.11;
a ball pin clamp 8 is arranged on the bottom surface of the main frame 1, and the ball pin clamp 8 is arranged below the loading support 4.1; ball stud anchor clamps 8 include ball stud fixing base 8.1, are provided with ball stud 8.2 on the ball stud fixing base 8.1.
The test method of the multi-directional movement loading durability test device for the automobile ball stud shown in FIG. 7 comprises the following steps:
testing swing angle: plus or minus 30 degrees or 80% of the maximum swing angle specified by the product design;
the swing frequency: 1-3 Hz;
testing the turning angle: ± 40 ° or 80% of the design value of the maximum rotation angle;
rotation frequency: 0.3-1 Hz;
radial load: when a 0.75g steering working condition is generated at the tire grounding point, the ball stud is stressed in the radial direction; radial load frequency: 0.1-1 Hz;
cycle number: the swinging cycle times are more than 100 ten thousand;
temperature conditions: 20 +/-5 ℃;
the swing adjusting range is as follows: -51.3 ° +61.6 °;
the rotation adjusting range is as follows: 0-360 degrees;
radial float range: plus or minus 40 mm;
axial float range: plus or minus 40 mm.
Other parts not described in detail are prior art. Although the above embodiments have been described in detail, it is only a part of the embodiments of the present invention, rather than all embodiments, and other embodiments can be obtained without inventive step according to the present embodiments.
Claims (7)
1. The utility model provides a car bulb round pin multidirectional motion loading durability testing arrangement which characterized in that: it comprises a main frame (1), a rotating mechanism (2) is arranged in the main frame (1),
the rotating mechanism (2) comprises a rotary driving motor (2.1) and a rotating frame (2.2); the rotary driving motor (2.1) is arranged on the upper surface of the main frame (1), a driving shaft of the rotary driving motor (2.1) penetrates through a shaft hole of the main frame (1) to be connected with the rotating frame (2.2), the rotary driving motor (2.1) drives the rotating frame (2.2) to rotate in the main frame (1) along the circumferential direction, a swinging mechanism (3) is arranged in the rotating frame (2.2),
the swing mechanism (3) comprises a swing frame (3.1) and a swing driving motor (3.2), swing rotating shafts (3.3) are symmetrically arranged on the outer walls of two sides of the swing frame (3.1), the other ends of the swing rotating shafts (3.3) are correspondingly fixed on the inner wall of the rotating frame (2.2), linear guide rails (3.4) are vertically arranged on the outer wall of one side of the swing frame (3.1), the swing driving motor (3.2) is arranged on the outer wall of the side face of the rotating frame (2.2), a driving shaft of the swing driving motor (3.2) penetrates through a shaft hole of the main frame (1) and is connected with one end of a crank (3.5), the other end of the crank (3.5) is connected with a sliding block (3.6), and the sliding block (3.6) slides on the linear guide rails (3.4);
a loading mechanism (4) is arranged in the swinging frame (3.1), the loading mechanism (4) comprises an inverted L-shaped loading support (4.1), the loading support (4.1) is arranged at the bottom of the swinging frame (3.1), a swinging rotating shaft (3.3) penetrates through the swinging frame (3.1) to be connected with the loading support (4.1), and an axial loading assembly (4.2) and a radial loading assembly (4.3) are respectively arranged on the upper surface and the side surface of the loading support (4.1); the axial loading assembly (4.2) and the radial loading assembly (4.3) are respectively composed of a floating slide block (5), a tension and pressure sensor (6) and a loading electric push rod (7) which are connected in sequence; a ball pin clamp (8) is arranged on the bottom surface of the main frame (1), and the ball pin clamp (8) is arranged below the loading support (4.1).
2. The automotive ball stud multidirectional movement loading durability test device as in claim 1, wherein: circular rotating rails (1.1) are arranged on the upper inner wall and the lower inner wall of the main frame (1).
3. The automotive ball stud multidirectional movement loading durability test device as in claim 2, wherein: the rotating frame (2.2) comprises two L-shaped side plates (2.21) which are symmetrically arranged, top plates (2.22) are arranged on the two side plates (2.21), a baffle plate (2.23) is arranged between the bottoms of the two side plates (2.21), rotating pulleys (2.24) are arranged at four corners of the upper surface of each top plate (2.22), and the rotating pulleys (2.24) are arranged at two ends of the bottom surface of each side plate (2.21); the rotating pulley (2.24) moves on the circular rotating track (1.1).
4. The device for testing the loading durability of the multi-directional movement of the automobile ball stud according to claim 3, wherein: a rotating reinforcing frame (2.25) is arranged between the top plate (2.22) and the side plate (2.21), and the rotating reinforcing frame (2.25) is arranged on the outer side of the side plate (2.21).
5. The automotive ball stud multidirectional movement loading durability test device as in claim 1, wherein: sliding rails (4.11) are arranged on two surfaces of the loading support (4.1), and the floating sliding block (5) slides on the sliding rails (4.11); the pulling pressure sensor (6) is S-shaped.
6. The automotive ball stud multidirectional movement loading durability test device as in claim 1, wherein: the ball stud clamp (8) comprises a ball stud fixing seat (8.1), and a ball stud (8.2) is arranged on the ball stud fixing seat (8.1).
7. The automotive ball stud multidirectional movement loading durability test device as in claim 1, wherein: the main frame (1) is provided with 2 triangle reinforcing plates (1.2) on the outer wall of bottom portion correspondingly, be provided with 2 triangle reinforcing plates (1.2) on the inner wall of main frame (1) top both ends symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023220122.1U CN214334204U (en) | 2020-12-28 | 2020-12-28 | Automobile ball stud multidirectional movement loading durability testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023220122.1U CN214334204U (en) | 2020-12-28 | 2020-12-28 | Automobile ball stud multidirectional movement loading durability testing device |
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| CN214334204U true CN214334204U (en) | 2021-10-01 |
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| CN202023220122.1U Active CN214334204U (en) | 2020-12-28 | 2020-12-28 | Automobile ball stud multidirectional movement loading durability testing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427965A (en) * | 2022-03-28 | 2022-05-03 | 迈赫机器人自动化股份有限公司 | Ball pin assembly design verification and durability test platform and use method thereof |
| CN114659803A (en) * | 2022-03-17 | 2022-06-24 | 一汽解放汽车有限公司 | Ball pin performance test bench |
| CN115060402A (en) * | 2022-04-14 | 2022-09-16 | 溧阳市虹翔机械制造有限公司 | Be used for experimental testing arrangement of car control arm ball round pin |
-
2020
- 2020-12-28 CN CN202023220122.1U patent/CN214334204U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659803A (en) * | 2022-03-17 | 2022-06-24 | 一汽解放汽车有限公司 | Ball pin performance test bench |
| CN114427965A (en) * | 2022-03-28 | 2022-05-03 | 迈赫机器人自动化股份有限公司 | Ball pin assembly design verification and durability test platform and use method thereof |
| CN115060402A (en) * | 2022-04-14 | 2022-09-16 | 溧阳市虹翔机械制造有限公司 | Be used for experimental testing arrangement of car control arm ball round pin |
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