CN219285355U - Variable load test device for seat motor - Google Patents
Variable load test device for seat motor Download PDFInfo
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- CN219285355U CN219285355U CN202223108287.9U CN202223108287U CN219285355U CN 219285355 U CN219285355 U CN 219285355U CN 202223108287 U CN202223108287 U CN 202223108287U CN 219285355 U CN219285355 U CN 219285355U
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Abstract
The utility model discloses a seat motor variable load test device which comprises a rotating shaft capable of rotating around a second shaft and a motor mounting plate capable of rotating around the second shaft, wherein a swing arm is fixedly connected to the rotating shaft, a counterweight is connected to the swing arm, a rack-and-pinion machine and a guide rail sliding block mechanism which extend along the axial direction of a first shaft are arranged between the rotating shaft and the motor mounting plate, the rotating shaft is fixedly connected with a gear of the rack-and-pinion mechanism, a first connecting piece is arranged between a sliding block of the guide rail sliding block mechanism and a rack of the rack-and-pinion mechanism, one end of the first connecting piece is hinged with the sliding block, the other end of the first connecting piece is hinged with the rack, a second connecting piece is arranged between the sliding block of the guide rail sliding block mechanism and the motor mounting plate, and one end of the second connecting piece is hinged with the sliding block, and the other end of the second connecting piece is hinged with the motor mounting plate. The utility model has simple structure, small volume and low cost, and can meet the variable load test requirements of various motors through parameterized adjustment.
Description
Technical Field
The utility model belongs to the technical field of variable load endurance tests of automobile seat motors, and particularly discloses a variable load test device of a seat motor.
Background
With the increasing progress of automobile test standards, a plurality of parts on an automobile are driven by a motor to replace manual operation, in order to ensure the reliability of operation, strict durability tests are required to be carried out on the parts, the installation conditions and the actual working conditions of the actual automobile are required to be simulated in the test process, the motor of the seat has large load and multiple variables during operation, and three variables exist in the conditions of the durability tests, so that the durability test of the motor of the seat is quite complex.
Conventional seat motor test devices typically have only a single variable, or use complex servos, and can be expensive if they are provided with environmental conditions and multiple parallel samples, with the design employing purely mechanical means to achieve test conditions, reliable operation, and easy replication of the multiple samples. Therefore, there is a need to develop a seat motor variable load test device to solve the above problems.
Disclosure of Invention
Aiming at the technical problems in the prior art, the utility model provides a seat motor variable load test device and a display panel detection device, which not only can simulate complex composite variable load movement of an automobile seat motor assembly during working, but also have the advantages of simple structure, small volume and low cost, and can meet the variable load test requirements of various motors through parameterized adjustment.
The utility model discloses a seat motor variable load test device which comprises a rotating shaft capable of rotating around a second shaft and a motor mounting plate capable of rotating around the second shaft, wherein a swing arm is fixedly connected to the rotating shaft, a counterweight is connected to the swing arm, a rack-and-pinion machine and a guide rail sliding block mechanism which extend along the axial direction of a first shaft are arranged between the rotating shaft and the motor mounting plate, the rotating shaft is fixedly connected with a gear of the rack-and-pinion mechanism, a first connecting piece is arranged between a sliding block of the guide rail sliding block mechanism and a rack of the rack-and-pinion mechanism, one end of the first connecting piece is hinged with the sliding block, the other end of the first connecting piece is hinged with the rack, and a second connecting piece is arranged between a sliding block of the guide rail sliding block mechanism and the motor mounting plate, and one end of the second connecting piece is hinged with the sliding block, and the other end of the second connecting piece is hinged with the motor mounting plate.
In a preferred embodiment of the utility model, the first axis and the second axis are arranged perpendicular to each other and the swing arm is arranged perpendicular to the second axis.
In a preferred embodiment of the utility model, the device comprises a frame, wherein a second guide rail sliding block mechanism extending along the axial direction of the first shaft is arranged on the frame, a second guide rail of the second guide rail sliding block mechanism is fixedly connected to the frame, and a second sliding block of the second guide rail sliding block mechanism is fixedly connected with the rack.
In a preferred embodiment of the utility model, the motor comprises a frame, wherein a bottom plate is fixedly connected to the frame, and the guide rail sliding block mechanism and the motor mounting plate are fixedly connected to the bottom plate.
In a preferred embodiment of the utility model, the guide rail sliding block mechanism comprises a fixed guide block fixedly connected to the bottom plate, a guide hole extending along the axial direction of the first shaft is arranged on the fixed guide block, the guide hole is connected with a sliding rod in a matching manner, and a first hinge shaft for connecting a rack, a second hinge shaft for connecting a second connecting piece and a third hinge shaft for connecting a screw rod of a motor sample are arranged on the sliding rod.
In a preferred embodiment of the present utility model, the first hinge shaft, the second hinge shaft are located between the fixed guide block and the first link, and the third hinge shaft is located at a different side from the first hinge shaft from the fixed guide block.
In a preferred embodiment of the utility model, bearings are arranged on the frame at intervals along the second axis, and the rotating shaft is connected to the bearings in a matching way.
In a preferred embodiment of the utility model, the first connector is a two-force lever.
In a preferred embodiment of the utility model, the second connector is a pull rod.
In a preferred embodiment of the utility model, the motor sample comprises a motor and a screw rod connected to the motor, the central axial direction of the screw rod is perpendicular to the central axis of the motor, a mounting bracket capable of rotating relative to the central axis of the motor is arranged on the motor, the mounting bracket is fixedly connected with the motor mounting plate, and the screw rod is fixedly connected with the sliding block.
The beneficial effects of the utility model are as follows: the utility model not only can simulate complex composite variable load movement of the motor assembly of the automobile seat during operation, but also has simple structure, small volume and low cost, and can meet the variable load test requirements of various motors through parameterized adjustment;
further, the utility model comprises a rotating shaft capable of rotating around a second shaft and a motor mounting plate capable of rotating around the second shaft, a swing arm is fixedly connected on the rotating shaft, the swing arm is connected with a counterweight, a rack-and-pinion machine and a guide rail sliding block mechanism which extend along the axial direction of the first shaft are arranged between the rotating shaft and the motor mounting plate, the rotating shaft is fixedly connected with a gear of the rack-and-pinion mechanism, a first connecting piece is arranged between a sliding block of the guide rail sliding block mechanism and a rack of the rack-and-pinion mechanism, one end of the first connecting piece is hinged with the sliding block, the other end of the first connecting piece is hinged with the rack, a second connecting piece is arranged between the sliding block of the guide rail sliding block mechanism and the motor mounting plate, and one end of the second connecting piece is hinged with the sliding block, and the other end of the second connecting piece is hinged with the motor mounting plate; wherein the weight is used as a load, and the aim of changing the load is achieved by changing the arm of force through a gear rack device; the guide rail sliding block mechanism, the motor mounting plate and the second connecting piece form a crank sliding block device so as to achieve the aim of changing the loading angle, and the two devices are coupled by adopting two force rods;
furthermore, the first shaft and the second shaft are mutually perpendicular, and the swing arm and the second shaft are vertically arranged, so that the design has the advantages of simple structure, small volume and low cost;
further, the utility model comprises a frame, a second guide rail sliding block mechanism extending along the axial direction of the first shaft is arranged on the frame, a second guide rail of the second guide rail sliding block mechanism is fixedly connected to the frame, a second sliding block of the second guide rail sliding block mechanism is fixedly connected with a rack, and the structural design is more beneficial to the installation and adjustment of a gear-rack mechanism;
further, the utility model comprises a frame, a bottom plate is fixedly connected on the frame, a guide rail sliding block mechanism and a motor mounting plate are fixedly connected on the bottom plate, the guide rail sliding block mechanism comprises a fixed guide block fixedly connected on the bottom plate, a guide hole extending along the axial direction of a first shaft is arranged on the fixed guide block, a slide bar is connected on the guide hole in a matched manner, a first hinge shaft for connecting a rack, a second hinge shaft for connecting a second connecting piece and a third hinge shaft for connecting a screw of a motor sample are arranged on the slide bar, the first hinge shaft and the second hinge shaft are positioned between the fixed guide block and the first connecting piece, and the third hinge shaft and the first hinge shaft are positioned on different sides of the fixed guide block;
further, the rack is provided with the bearings which are arranged at intervals along the second axis, the bearings are matched and connected with the rotating shafts, the first connecting piece is a two-force rod, the second connecting piece is a pull rod, the motor sample comprises a motor and a screw rod connected to the motor, the central axis of the screw rod is perpendicular to the central axis of the motor, the motor is provided with the mounting bracket which can rotate relative to the central axis of the motor, the mounting bracket is fixedly connected with the motor mounting plate, and the screw rod and the sliding block are fixedly connected with the structure.
Drawings
FIG. 1 is a schematic illustration of a seat motor variable load test apparatus of the present utility model;
FIG. 2 is a schematic illustration of a seat motor variable load test apparatus according to the present utility model;
FIG. 3 is a schematic illustration of a seat motor variable load test apparatus according to the present utility model;
FIG. 4 is a schematic diagram of a motor sample of a seat motor variable load test apparatus of the present utility model;
FIG. 5 is a test effect diagram of a seat motor variable load test apparatus of the present utility model;
FIG. 6 is a schematic view of a first state of a seat motor variable load test apparatus according to the present utility model;
FIG. 7 is a schematic view of a second state of a seat motor variable load test apparatus according to the present utility model;
in the figure: 1-counterweight, 2-rotating shaft, 3-swing arm, 4-gear, 5-rack, 6-fixed guide block, 7-motor sample, 8-motor mounting plate, 9-bottom plate, 10-frame, 11-first connecting piece, 12-second connecting piece, 13-slide bar, 14-second guide rail slide block mechanism.
Description of the embodiments
The following describes the utility model in further detail, including preferred embodiments, by way of the accompanying drawings and by way of examples of some alternative embodiments of the utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
As shown in fig. 1-4, the utility model discloses a seat motor variable load test device, which comprises a rotating shaft 2 capable of rotating around a second shaft and a motor mounting plate 8 capable of rotating around the second shaft, wherein a swing arm 3 is fixedly connected to the rotating shaft 2, the swing arm 3 is connected with a counterweight 1, a rack-and-pinion machine and a guide rail sliding block mechanism which extend along the axial direction of a first shaft are arranged between the rotating shaft 2 and the motor mounting plate 8, the rotating shaft 2 is fixedly connected with a gear 4 of the rack-and-pinion mechanism, a first connecting piece 11 is arranged between a sliding block of the guide rail sliding block mechanism and a rack 5 of the rack-and-pinion mechanism, one end of the first connecting piece 11 is hinged with the sliding block, the other end of the first connecting piece is hinged with the rack 5, a second connecting piece 12 is arranged between the sliding block of the guide rail sliding block mechanism and the motor mounting plate 8, and one end of the second connecting piece 12 is hinged with the sliding block, and the other end of the second connecting piece is hinged with the motor mounting plate 8.
Preferably, the first axis is arranged perpendicular to the second axis and the swing arm 3 is arranged perpendicular to the second axis.
Preferably, the rack 10 is included, a second guide rail sliding block mechanism 14 extending along the axial direction of the first shaft is arranged on the rack 10, a second guide rail of the second guide rail sliding block mechanism 14 is fixedly connected to the rack 10, and a second sliding block of the second guide rail sliding block mechanism 14 is fixedly connected with the rack 5.
Preferably, the device comprises a frame 10, wherein a bottom plate 9 is fixedly connected to the frame 10, and a guide rail sliding block mechanism and a motor mounting plate 8 are fixedly connected to the bottom plate 9.
Preferably, the guide rail sliding block mechanism comprises a fixed guide block 6 fixedly connected to the bottom plate 9, a guide hole extending along the axial direction of the first shaft is formed in the fixed guide block 6, a sliding rod 13 is connected to the guide hole in a matched mode, and a first hinge shaft for connecting the rack 5, a second hinge shaft for connecting the second connecting piece 12 and a third hinge shaft for connecting the screw rod 7-2 of the motor sample 7 are arranged on the sliding rod 13.
Preferably, the first hinge shaft, the second hinge shaft are located between the fixed guide block 6 and the first link 11, and the third hinge shaft is located at a different side from the first hinge shaft from the fixed guide block 6.
Preferably, bearings are arranged on the frame 10 at intervals along the second axis, and the bearings are connected with the rotating shaft 2 in a matching way.
Preferably, the first connecting member 11 is a two-force lever.
Preferably, the second connector 12 is a pull rod.
Preferably, the motor sample 7 comprises a motor and a screw rod 7-2 connected to the motor, the slide rod 7-2 stretches and contracts through motor driving, the central axis of the screw rod 7-2 is perpendicular to the central axis of the motor, a mounting bracket 7-3 capable of rotating relative to the central axis of the motor is arranged on the motor, the mounting bracket 7-3 is fixedly connected with a motor mounting plate 8, and the screw rod 7-2 is fixedly connected with a sliding block.
As in fig. 1, the entire mechanism of the present utility model can be divided into two parts; the load change mechanism consists of a counterweight 1, a rotating shaft 2, a swing arm 3, a gear 4 and a rack 5. The angle change mechanism consists of a fixed guide block 6, a motor mounting plate 8, a bottom plate 9, a second connecting piece 12 and a sliding rod 13.
The object to be achieved by the device is that the motor is extended from 0mm to 24mm and the load is increased from 700N to 1000N, the motor and screw being rotated about the rotation axis 7-1 by 24 DEG relative to the base 7-3, as in the test shown in figure 3
The load change mechanism is as shown in fig. 5: in the process of upwards moving the rack 5 by 24mm, the rotating shaft 2 and the gear 4 are driven to rotate clockwise, in the rotating process, the included angle between the swing arm 3 and the horizontal plane is reduced, and the force arm is increased, and the downward force applied to the rack 5 is transited from 700N to 1000N.
The angle change mechanism is shown in fig. 6: the motor sample 7 pushes the slide bar 13 to move upwards by 24mm under the guiding action of the fixed guide block 6, and the second connecting piece 12 hinged on the slide bar 13 drives the motor mounting plate 8 to rotate anticlockwise, so that the stress direction on the motor sample 7 is transited from 0 DEG to 24 deg. The load change mechanism and the angle change mechanism are mutually coupled through two force rods so as to ensure that the degree of freedom of the mechanism accords with the principle.
The entire duty cycle is shown in fig. 7: the initial state is that the motor is at the 0mm position and the 0 degree angle position in the left side of fig. 7, the load is 700N at this moment, then the motor is electrified to stretch out 24mm, the state is transited from the left diagram to the right diagram, the motor position is 24mm, the angle is 24 degrees in the right diagram, and the load is 1000N.
The motor then reverses back to the left in fig. 7 and continues with the next cycle.
It will be readily understood by those skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, combinations, substitutions, improvements or the like may be made within the spirit and principles of the utility model.
Claims (10)
1. A seat motor variable load test device is characterized in that: including but around second shaft pivoted pivot (2) and but around second shaft pivoted motor mounting panel (8), rigid coupling has swing arm (3) on pivot (2), swing arm (3) are connected with counter weight (1), pivot (2) with be provided with rack and pinion machine and guide rail slider mechanism along the axial extension of first axle between motor mounting panel (8), pivot (2) with rack and pinion mechanism's gear (4) rigid coupling, guide rail slider mechanism's slider with be provided with first connecting piece (11) between rack and pinion mechanism's rack (5), first connecting piece (11) one end with the slider articulates, the other end with rack (5) articulates, guide rail slider mechanism's slider with be provided with second connecting piece (12) between motor mounting panel (8), second connecting piece (12) one end with the slider articulates, the other end with motor mounting panel (8) articulates.
2. The seat motor variable load test device according to claim 1, wherein: the first shaft and the second shaft are mutually perpendicular, and the swing arm (3) is perpendicular to the second shaft.
3. The seat motor variable load test device according to claim 1, wherein: the device comprises a frame (10), wherein a second guide rail sliding block mechanism (14) extending along the axial direction of a first shaft is arranged on the frame (10), a second guide rail of the second guide rail sliding block mechanism (14) is fixedly connected to the frame (10), and a second sliding block of the second guide rail sliding block mechanism (14) is fixedly connected with the rack (5).
4. The seat motor variable load test device according to claim 1, wherein: the motor comprises a frame (10), wherein a bottom plate (9) is fixedly connected to the frame (10), and the bottom plate (9) is fixedly connected with a guide rail sliding block mechanism and is connected with a motor mounting plate (8).
5. The seat motor variable load test device according to claim 4, wherein: the guide rail sliding block mechanism comprises a fixed guide block (6) fixedly connected to a bottom plate (9), a guide hole extending along the axial direction of the first shaft is formed in the fixed guide block (6), a sliding rod (13) is connected to the guide hole in a matched mode, and a first hinge shaft used for connecting a rack (5), a second hinge shaft used for connecting a second connecting piece (12) and a third hinge shaft used for connecting a screw (7-2) of the motor sample (7) are arranged on the sliding rod (13).
6. The seat motor variable load test apparatus according to claim 5, wherein: the first hinge shaft and the second hinge shaft are positioned between the fixed guide block (6) and the first connecting piece (11), and the third hinge shaft and the first hinge shaft are positioned on different sides of the fixed guide block (6).
7. The seat motor variable load test device according to claim 4, wherein: the machine frame (10) is provided with bearings which are arranged at intervals along the second axis, and the bearings are connected with the rotating shaft (2) in a matching way.
8. The seat motor variable load test device according to claim 1, wherein: the first connecting piece (11) is a two-force rod.
9. The seat motor variable load test device according to claim 1, wherein: the second connecting piece (12) is a pull rod.
10. The seat motor variable load test apparatus according to claim 5, wherein: the motor sample (7) comprises a motor and a screw rod (7-2) connected to the motor, the central axial direction of the screw rod (7-2) is perpendicular to the central axis of the motor, a mounting bracket (7-3) capable of rotating relative to the central axis of the motor is arranged on the motor, the mounting bracket (7-3) is fixedly connected with a motor mounting plate (8), and the screw rod (7-2) is fixedly connected with the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223108287.9U CN219285355U (en) | 2022-11-23 | 2022-11-23 | Variable load test device for seat motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223108287.9U CN219285355U (en) | 2022-11-23 | 2022-11-23 | Variable load test device for seat motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219285355U true CN219285355U (en) | 2023-06-30 |
Family
ID=86914918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223108287.9U Active CN219285355U (en) | 2022-11-23 | 2022-11-23 | Variable load test device for seat motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219285355U (en) |
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2022
- 2022-11-23 CN CN202223108287.9U patent/CN219285355U/en active Active
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