CN216645772U - Mounting type drop test device - Google Patents
Mounting type drop test device Download PDFInfo
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- CN216645772U CN216645772U CN202122522659.1U CN202122522659U CN216645772U CN 216645772 U CN216645772 U CN 216645772U CN 202122522659 U CN202122522659 U CN 202122522659U CN 216645772 U CN216645772 U CN 216645772U
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Abstract
The utility model discloses a mounting type drop test device which is characterized by comprising a door type structure, a lifting device and a mounting device, wherein the fixed end of the lifting device is fixed at the top of the door type structure, the lifting end of the lifting device is connected with the mounting device, and a base is arranged right below the mounting device. The utility model has the following characteristics: the test items are complete, and the falling heights and falling conditions under various states required by various balance cars can be simulated according to actual requirements; the tested object has wide coverage and strong expandability.
Description
Technical Field
The utility model relates to a mounted drop test device, and belongs to the technical field of service robot test equipment.
Background
The existing drop test device is generally applied to the field of large-scale packaging or large-scale machinery to detect the drop performance of large-scale equipment; however, the number of drop test devices suitable for small machines, especially in the field of service robots (e.g., electrodynamic balance cars, guidance robots, etc.), is small, and the adjustability and expandability are poor.
Although standards exist in the field of service robots to specify drop test requirements and methods, few devices currently have the capability to perform the relevant tests. In addition, because structural differences exist among different service robot products, a platform of a traditional drop test device is difficult to fix different service robot samples, and a drop implementation method of the traditional drop test device is complex. This therefore places higher demands on the flexibility and versatility of the drop test apparatus.
Disclosure of Invention
The technical problem to be solved by the utility model is as follows: how to make the drop test device can fix different service robot samples simplifies the step of falling implementation, makes it can be applicable to small-size machinery.
In order to solve the technical problems, the technical scheme of the utility model provides a mounting type drop test device which is characterized by comprising a gate-type structure, a lifting device and a mounting device, wherein the fixed end of the lifting device is fixed at the top of the gate-type structure, the lifting end of the lifting device is connected with the mounting device, and a base is arranged right below the mounting device; the hanging device comprises a hanging shell mounting plate, a hanging shell, a hook fixing plate, two groups of hinge bases, a pin shaft, a fixing lug plate, a hanging cylinder, a Y-shaped joint for the cylinder, a traction guide shaft, an L-shaped drag hook and a stop block, wherein the hanging shell mounting plate is connected with the lifting end of the lifting device; and a stop block for limiting the rotation range of the L-shaped drag hook is arranged at the position, which is opposite to the other end of the L-shaped drag hook, on the mounting shell.
Preferably, the gate-type structure include two sets of top crossbeams, two sets of inboard mounting panels of stand, four groups of square tubular columns, two sets of structure fixed plates, two sets of stand bottom plates, each both ends of organizing the top crossbeam respectively with two sets of square tubular columns fixed connection together, two sets of inboard mounting panels of stand and two sets of structure fixed plates respectively with the square tubular columns fixed connection in top crossbeam both sides, two sets of stand bottom plates respectively with both sides square tubular columns bottom fixed connection, two sets of stand bottom plates fix the both sides at the base.
Preferably, the lifting device comprises a group of lifting cylinders, two groups of lifting guide shafts, a group of lifting cylinder rods, a group of lifting cylinder mounting plates and a group of supporting plates, wherein the lifting cylinder mounting plates are fixed on the upper side of the top cross beam, holes for the two groups of lifting guide shafts to respectively pass through are formed in two sides of the lifting cylinder mounting plates, the lifting ends of the lifting cylinders pass through the middles of the lifting cylinder mounting plates and are fixedly connected with the supporting plates, the supporting plates are fixedly connected with the two groups of lifting guide shafts, and the fixed ends of the lifting cylinders are fixedly connected with the top of the door-type structure; the bottom of the supporting plate is provided with a mounting device.
Preferably, the lifting device further comprises two groups of connecting rods, and the supporting plate is fixedly connected with a mounting plate of the mounting shell of the mounting device through the two groups of connecting rods; the mounting plate of the mounting shell is parallel to the supporting plate.
Preferably, the base include 3 groups of rail, a set of rail door, a set of steel floor of shocking resistance, 3 groups of rail fixed connection together, and form closed structure with the rail door, the rail is fixed in door structure upper both sides, the rail door passes through the hinge and is connected with the rail, steel floor of shocking resistance is fixed subaerial, rail and rail door all locate steel floor top of shocking resistance.
The utility model provides a mounting falling test device which is applicable to service robots (such as electric balance cars and guide robots) and has flexible falling height adjustment, multi-degree-of-freedom adjustment, synchronicity and high universality. Compared with the prior art, the utility model has the following characteristics:
1) the test items are complete, and the falling heights and falling conditions in various states, such as package falling and bare engine falling, required by various balance cars can be simulated according to actual needs;
2) the tested object is wide in coverage and strong in expandability, and can meet the size requirements of most service robots (such as electric balance cars and guide robots);
3) the floor area is small, the operability is simple, the flexibility is strong, and the maintenance cost is low.
Drawings
FIG. 1 is a three-dimensional design of a mount-type drop test apparatus;
FIG. 2 is a front view of a mount-type drop test apparatus;
fig. 3 is a partial view of the mounting device.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
The utility model provides a mounting type drop test device which comprises a mounting system and a base as shown in figures 1 and 2, wherein the mounting system mainly comprises a door type structure 1, a lifting device 2, a mounting device 3 and a base 4, and the lifting device 2 used for lifting the mounting device 3 is arranged at the top of the door type structure 1. Each mechanism is pneumatically connected with the control system.
As shown in fig. 1, the door structure 1 includes two sets of top beams 1-1, two sets of column inside mounting plates 1-2, four sets of square tube columns 1-3, two sets of structure fixing plates 1-4, and two sets of column bottom plates 1-5. Two groups of top cross beams 1-1 and four groups of square tube upright posts 1-3 are respectively welded into two groups, two groups of upright post inner side mounting plates 1-2 and two groups of structure fixing plates 1-4 are respectively welded on two sides for fixing, two groups of upright post bottom plates 1-5 are respectively welded with the bottoms of the square tube upright posts 1-3 on the two sides, and two groups of upright post bottom plates 1-5 are respectively arranged on two sides of an impact-resistant steel bottom plate 4-3 by screws.
As shown in fig. 2, the lifting device 2 comprises a group of lifting cylinders 2-1, two groups of lifting guide shafts 2-2, a group of lifting cylinder rods 2-3, a group of lifting cylinder mounting plates 2-4, a group of support plates 2-5, and two groups of connecting rods 2-6. The lifting cylinder mounting plate 2-4 is welded on the upper side of the top cross beam 1-1, holes are respectively formed in two sides of the lifting cylinder mounting plate 2-4, the two groups of lifting guide shafts 2-2 respectively penetrate through two sides of the lifting cylinder mounting plate 2-4, the lifting cylinder 2-1 penetrates through the middle of the lifting cylinder mounting plate 2-4, the support plate 2-5, the two groups of lifting guide shafts 2-2 and the lifting cylinder 2-1 are fixed into a whole through screws, and the lifting cylinder 2-1 drives the whole to move up and down.
As shown in fig. 3, the mounting device 3 comprises a mounting shell mounting plate 3-1, a mounting shell 3-2, a hook fixing plate 3-3, hinge seats 3-4, pin shafts 3-5, fixing lug plates 3-6, a mounting cylinder 3-7, a Y-shaped joint 3-8 for a cylinder, a traction guide shaft 3-9, an L-shaped draw hook 3-10 and a stop block 3-11. One group of mounting shell mounting plates 3-1 are arranged in parallel through two groups of connecting rods 2-6 and supporting plates 2-5, the screws are added on the upper and lower sides of the connecting rods 2-6 to fix the mounting shell mounting plates 3-1, two groups of hinge seats 3-4 form an integral structure through two groups of pin shafts 3-5, one group of fixing lug plates 3-6, one group of Y-shaped joints 3-8 for cylinders and mounting cylinders 3-7, and the hinge seats 3-4 are fixed on the hook fixing plates 3-3 through screws, the L-shaped drag hook 3-10 rotates around the traction guide shaft 3-9 through the up-and-down extension of the mounting cylinder 3-7, the stop block 3-11 is used for limiting the rotation range of the L-shaped drag hook 3-10, and the mounting shell 3-2 is fixed on the mounting plate 3-1 of the mounting shell through screws.
As shown in fig. 1, the base 4 comprises 3 groups of fences 4-1, a group of fence doors 4-2 and a group of impact-resistant steel floors 4-3, wherein the 3 groups of fences 4-1 are fixed on four groups of square tube columns 1-3 through screws, the fence doors 4-2 are connected on the fences 4-1 through hinges, and the impact-resistant steel floors 4-3 are fixed on the ground through screws.
In summary, the present invention provides the ability to pull the sample up to a specified height and release the sample.
Wherein, the first and the second end of the pipe are connected with each other,
the lifting device 2 controls the lifting cylinder rod 2-3 to ascend or descend by clicking a rising button or a falling button of a PLC program interaction interface on a touch screen of the control cabinet, namely, the PLC controls the electromagnetic valve to change the flow direction of compressed gas in the lifting cylinder 2-1, so that the function of lifting or falling the mounting device 3 is realized.
Mounting device 3: the pulling of the L-shaped drag hook 3-10 can be controlled by clicking a 'hooking' or 'releasing' button on a PLC program interaction interface on a touch screen of the control cabinet, namely, the PLC controls the electromagnetic valve to change the flow direction of compressed gas in the mounting cylinder 3-7, so that the function of hooking or releasing a load is realized.
Base 4: the fence door 4-2 is opened, and the load is hung at the bent groove of the L-shaped draw hook 3-10 by a proper hanging tool (such as a rope), so that the load can fall on the shock-resistant steel plate 4-3 after being released.
For ease of understanding, a drop test of a balance car will be used as a case to describe the embodiments of the present invention more systematically. But the objects applicable to the present invention are not limited to balance car type test articles; the best mode is not limited to the contents described in the specification according to the characteristics of different samples.
The specific embodiment of the utility model is as follows:
1) preparation test: the fence door 4-2 is opened and the balance car is transported to the area of the bed 4 in a suitable manner.
2) Fixing the test sample: considering the structure of the balance car, a steel rope is selected as a hanging tool. Sleeving the steel rope on the balance car through a knot; the size of the knot is adjusted (through calculation in advance) to ensure that the balance car can be suspended at the falling height required by the test after being lifted to the highest point through the mounting device 3; clicking a 'descending' button on the touch screen, and descending the mounting device 3 to a height convenient for mounting the balance car through the lifting device 2; clicking a 'hooking' button on the touch screen to move the mounting cylinder 3-7, so that the right end face of the L-shaped drag hook 3-10 is pulled to a vertical position. At the moment, the other knot on the steel rope is hung at the curved groove at the bottom of the L-shaped draw hook 3-10 to finish the fixation of the test article.
3) Positioning a test article: ensuring that all personnel have left the area of the base 4 and closing the fence door 4-2. By clicking a 'lifting' button on the touch screen, the mounting device 3 with the balance car is lifted to the highest point and kept. The balance car should be located at the drop height specified by the test.
4) The test was performed: after the balance car is ensured to be in a stable state, a 'release' button on the touch screen is clicked, the mounting cylinder 3-7 extends, the right end face of the L-shaped drag hook 3-10 is led downwards to be away from the vertical position, at the moment, a rope knot hung at a bent groove at the bottom of the L-shaped drag hook 3-10 slides off the bent groove due to gravity, and the balance car falls onto the anti-impact steel bottom plate 4-3 of the base 4.
5) And (3) test results: it is observed whether the structure on the balance car is broken due to impact or whether there are parts scattered around the base 4 due to the breakage.
Claims (5)
1. A mounted drop test device is characterized by comprising a gate-type structure (1), a lifting device (2) and a mounting device (3), wherein the fixed end of the lifting device (2) is fixed at the top of the gate-type structure (1), the lifting end of the lifting device (2) is connected with the mounting device (3), and a base (4) is arranged right below the mounting device (3); the hanging device (3) comprises a hanging shell mounting plate (3-1), a hanging shell (3-2), a hook fixing plate (3-3), two groups of hinge seats (3-4), a pin shaft (3-5), a fixed lug plate (3-6), a hanging cylinder (3-7), a Y-shaped joint (3-8) for the cylinder, a traction guide shaft (3-9), an L-shaped drag hook (3-10) and a stop block (3-11), wherein the hanging shell mounting plate (3-1) is connected with the lifting end of the lifting device (2), the hanging shell mounting plate (3-1) is fixedly connected with the hanging shell (3-2), the hook fixing plate (3-3) is fixed at the top of the hanging shell (3-2), the two groups of hinge seats (3-4) are fixed on the hook fixing plate (3-3), the hinge seat (3-4) is movably connected with the fixed lug plate (3-6) through a pin shaft (3-5), the fixed lug plate (3-6) is fixed on the fixed end of the mounting cylinder (3-7), the telescopic end of the mounting cylinder (3-7) is connected with one end of an L-shaped drag hook (3-10) through a Y-shaped joint (3-8) for the cylinder, the middle position of the L-shaped drag hook (3-10) is connected with the mounting shell (3-2) through a traction guide shaft (3-9), and when the telescopic end of the mounting cylinder (3-7) is telescopic, the L-shaped drag hook (3-10) can rotate around the traction guide shaft (3-9); a stop block (3-11) for limiting the rotation range of the L-shaped drag hook (3-10) is arranged at the position of the hanging shell (3-2) opposite to the other end of the L-shaped drag hook (3-10).
2. The hanging drop test device according to claim 1, wherein the door structure (1) comprises two sets of top beams (1-1), two sets of column inner side mounting plates (1-2) and four sets of square tube columns (1-3), the structure of the square tube type square column comprises two groups of structure fixing plates (1-4) and two groups of column bottom plates (1-5), wherein two ends of each group of top cross beam (1-1) are fixedly connected with two groups of square tube columns (1-3) respectively, two groups of column inner side mounting plates (1-2) and two groups of structure fixing plates (1-4) are fixedly connected with the square tube columns (1-3) on two sides of the top cross beam (1-1) respectively, two groups of column bottom plates (1-5) are fixedly connected with the bottoms of the square tube columns (1-3) on two sides respectively, and two groups of column bottom plates (1-5) are fixed on two sides of a base (4).
3. The hanging type drop test device according to claim 1, wherein the lifting device (2) comprises a set of lifting cylinder (2-1), two sets of lifting guide shafts (2-2), a set of lifting cylinder rods (2-3), a set of lifting cylinder mounting plate (2-4) and a set of support plate (2-5), the lifting cylinder mounting plate (2-4) is fixed on the upper side of the top beam (1-1), holes for the two sets of lifting guide shafts (2-2) to respectively pass through are arranged on two sides of the lifting cylinder mounting plate (2-4), the lifting end of the lifting cylinder (2-1) passes through the middle of the lifting cylinder mounting plate (2-4) and is fixedly connected with the support plate (2-5), and the support plate (2-5) is fixedly connected with the two sets of lifting guide shafts (2-2), the fixed end of the lifting cylinder (2-1) is fixedly connected with the top of the door type structure (1); the bottom of the supporting plate (2-5) is provided with a mounting device (3).
4. A mounted drop test device according to claim 3, wherein the lifting device (2) further comprises two sets of connecting rods (2-6), and the support plate (2-5) is fixedly connected with the mounting housing mounting plate (3-1) of the mounting device (3) through the two sets of connecting rods (2-6); the mounting plate (3-1) of the mounting shell is parallel to the support plate (2-5).
5. The hanging type drop test device according to claim 1, wherein the base (4) comprises 3 groups of fences (4-1), a group of fence doors (4-2), and a group of anti-impact steel floors (4-3), the 3 groups of fences (4-1) are fixedly connected together and form a closed structure with the fence doors (4-2), the fences (4-1) are fixed on two sides of the door-type structure (1), the fence doors (4-2) are connected with the fences (4-1) through hinges, the anti-impact steel floors (4-3) are fixed on the ground, and the fences (4-1) and the fence doors (4-2) are arranged above the anti-impact steel floors (4-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522659.1U CN216645772U (en) | 2021-10-20 | 2021-10-20 | Mounting type drop test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122522659.1U CN216645772U (en) | 2021-10-20 | 2021-10-20 | Mounting type drop test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216645772U true CN216645772U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122522659.1U Active CN216645772U (en) | 2021-10-20 | 2021-10-20 | Mounting type drop test device |
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| Country | Link |
|---|---|
| CN (1) | CN216645772U (en) |
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2021
- 2021-10-20 CN CN202122522659.1U patent/CN216645772U/en active Active
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