CN111470275A - Mobile platform for testing three-level inverter - Google Patents
Mobile platform for testing three-level inverter Download PDFInfo
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- CN111470275A CN111470275A CN202010390674.2A CN202010390674A CN111470275A CN 111470275 A CN111470275 A CN 111470275A CN 202010390674 A CN202010390674 A CN 202010390674A CN 111470275 A CN111470275 A CN 111470275A
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- level inverter
- motor
- mobile platform
- loading
- rotary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G35/00—Mechanical conveyors not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a movable platform for testing a three-level inverter, which comprises a bottom support frame in an L-shaped structure, a first motor, a movable platform and a rotary load disc, wherein side supporting plates are arranged on two sides above the bottom support frame, and a first electric pole is horizontally sleeved at one end of the bottom support frame.
Description
Technical Field
The invention relates to a mobile platform, in particular to a mobile platform for testing a three-level inverter, and belongs to the technical field of application of mobile platforms for testing three-level inverters.
Background
Three-level inverter has advantages such as output capacity is big, output voltage is high, current harmonic content is little, and the application is very frequent in the power electronics field.
The three-level inverter is indispensable in a processing test link, the mobile platform is used for loading the three-level inverter and conveying the three-level inverter to a point to be tested, and the three-level inverter can be conveniently tested.
The existing mobile platform for testing the three-level inverter still has great defects when in use, the existing mobile platform for testing the three-level inverter has poor flexibility in use, poor accuracy in moving and conveying the three-level inverter, low efficiency in moving and conveying the three-level inverter, low loading capacity of the mobile platform for the three-level inverter, poor stability of the three-level inverter when being conveyed on the mobile platform, and easy scratching and damaging components on the mobile platform.
Disclosure of Invention
The invention aims to solve the problems that the existing mobile platform for testing the three-level inverter has poor use flexibility, the accuracy of moving and conveying the three-level inverter is poor, and the efficiency of moving and conveying the three-level inverter is low; the capacity of the movable platform for loading the three-level inverter is low; and the three-level inverter is poor in stability when being transported on the mobile platform and is easy to scratch and damage components on the mobile platform, so that the mobile platform for testing the three-level inverter is provided.
The invention aims to realize the technical scheme that the mobile platform for testing the three-level inverter comprises a bottom support frame in an L-shaped structure, a first motor, a mobile platform and a rotary carrying disc, wherein two sides above the bottom support frame are respectively provided with a side supporting plate, one end of the bottom support frame is horizontally sleeved with the first motor, the tops of the two side supporting plates are respectively and horizontally provided with a slide rail, one end of the first motor is rotatably connected with a lead screw, the outer wall of the lead screw is provided with a raised thread, the lead screw is in threaded connection with a nut through the thread, the upper part of the nut is connected with the mobile platform with an inverted T-shaped structure through an upright connecting block, a hydraulic cylinder is arranged above the mobile platform, the upper part of the hydraulic cylinder is connected with a second motor in an extending mode through a hydraulic column, and the upper part of the second motor;
the rotary loading disc is provided with a plurality of hollow loading buckets at equal intervals side by side, and bottom spacers in a hollow cuboid structure are arranged below the inner parts of the plurality of loading buckets, so that the moving platform can support, transport and move a higher amount of the three-level inverter;
and two ends of the bottom of the mobile station are provided with sleeve rail frames in an inverted U-shaped structure, and the two sleeve rail frames are respectively matched with the two slide rails.
The invention has further technical improvements that: the lead screw is located between two side faggings, and the pot head that the first motor was kept away from to the lead screw is equipped with the bearing frame, and the bearing frame both sides are connected with two side fagging bottoms respectively, and when the lead screw rotated, a pot head of lead screw was established and is followed the rotation in the bearing of bearing frame, guaranteed that the position of lead screw when rotating the work can not change.
The invention has further technical improvements that: the first motor is movably connected with the nut, the mobile station and the rotary loading disc through the lead screw, the first motor drives the lead screw to rotate, the lead screw drives the nut and the mobile station to move and adjust through the screw thread effect, and the three-level inverter is transferred to a point to be tested.
The invention has further technical improvements that: the bottom spacer is internally provided with a hollow internal loading groove and made of rubber, the bottom spacer made of rubber is used for separating and blocking the three-level inverter, the three-level inverter is guaranteed not to be scraped or damaged by short circuit with parts on the rotary loading disc when being transported, and the quality of transporting the three-level inverter by the mobile platform is improved.
The invention has further technical improvements that: two cover rail frames are respectively sleeved on the two slide rails, two ends below the cover rail frames are respectively connected to the side walls on two sides of the slide rails through balls, the two cover rail frames are respectively sleeved on the two slide rails to slide in the process that the first motor drives the nut and the mobile platform to move and adjust through the lead screw, the stability of the mobile platform and the rotary loading disc to move is improved, and the mobile platform is guaranteed to convey the three-level inverter to be more stable and firm.
The invention has further technical improvements that: the rotary carrying disc is horizontally arranged, and the plane where the second motor is located is parallel to the plane where the side supporting plate is located.
The use method of the mobile platform specifically comprises the following steps:
the method comprises the following steps: respectively placing a plurality of three-level inverters into a plurality of loading buckets (15) of a rotary loading disc (11), placing the three-level inverters into an inner loading groove (17) of a bottom spacer (16) below the loading buckets (15), and blocking the three-level inverters through the bottom spacer (16) made of rubber;
step two: then, the first motor (4) drives the screw rod (5) to rotate, the screw rod (5) drives the nut (6) and the mobile platform (7) to move and adjust through the screw thread effect, and the three-level inverter is transferred to a point to be tested;
step three: and the hydraulic cylinder (9) drives the rotary disc (11) to move up and down through the hydraulic column (13), and the second motor (10) drives the rotary disc (11) to rotate and adjust through the transmission gear (14), so that the three single-level inverter is driven to rotate and adjust the position.
Compared with the prior art, the invention has the beneficial effects that:
1. when the three-level inverter loading device is used, a plurality of three-level inverters are respectively placed into a plurality of loading buckets of the rotary loading disc, then the first motor drives the screw rod to rotate, the screw rod drives the nut and the mobile platform to move and adjust through the screw thread effect, the three-level inverters are transferred to a point to be tested, the hydraulic cylinder drives the rotary loading disc to be adjusted up and down through the hydraulic column to move up and down, the second motor drives the rotary loading disc to rotate and adjust through the transmission gear, and therefore the three-level inverters are driven to rotate and adjust positions.
2. This moving platform's the dish of carrying soon equidistant a plurality of dress fill of setting up side by side, it is higher to guarantee that this moving platform can prop the volume that the transport removed to three level inverter, and three level inverter is put the interior groove that carries of dress fill below bottom spacer, the bottom spacer through rubber material separates the fender to three level inverter, guarantee three level inverter when being transported, can not take place to scrape with the part of carrying on the dish soon and bump or the short circuit damages, the quality that this moving platform transported three level inverter has been improved.
3. In the process that the first motor drives the nut and the mobile platform to move and adjust through the lead screw, the two rail sleeving frames are respectively sleeved on the two slide rails to slide, so that the moving stability of the mobile platform and the rotary loading disc is improved, and the mobile platform is guaranteed to convey the three-level inverter more stably and firmly.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic overall perspective structure of the present invention.
FIG. 2 is an enlarged view of the area A in FIG. 1 according to the present invention.
Fig. 3 is a schematic structural diagram of the hydraulic cylinder of the present invention.
Fig. 4 is a schematic structural diagram of a second motor according to the present invention.
FIG. 5 is a schematic view of a spin-chuck according to the present invention.
FIG. 6 is a top view of the spinning disk of the present invention.
FIG. 7 is a schematic view of the bottom spacer structure of the present invention.
In the figure: 1. a base frame; 2. a side supporting plate; 3. a slide rail; 4. a first motor; 5. a screw rod; 6. a nut; 7. a mobile station; 8. sleeving a rail frame; 9. a hydraulic cylinder; 10. a second motor; 11. a spinning disc; 12. a vertical connection block; 13. a hydraulic column; 14. a transmission gear; 15. assembling a bucket; 16. a bottom spacer; 17. an inner loading groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a moving platform for testing a three-level inverter comprises a bottom support frame 1 with an L-shaped structure, a first motor 4, a moving table 7 and a rotary disc 11, wherein two sides above the bottom support frame 1 are respectively provided with a side support plate 2, one end of the bottom support frame 1 is horizontally sleeved with the first motor 4, the tops of the two side support plates 2 are respectively and horizontally provided with a slide rail 3, one end of the first motor 4 is rotatably connected with a screw rod 5, the outer wall of the screw rod 5 is provided with a raised thread, the screw rod 5 is screwed with a nut 6 through the thread, the upper part of the nut 6 is connected with the moving table 7 with an inverted 'T' -shaped structure through a vertical connecting block 12, a hydraulic cylinder 9 is arranged above the moving table 7, the upper part of the hydraulic cylinder 9 is connected with a second motor 10 through a hydraulic column 13 in an extending manner, and the upper part of;
a plurality of hollow loading buckets 15 are arranged on the rotary loading disc 11 side by side at equal intervals, and bottom spacers 16 in a hollow cuboid structure are arranged below the insides of the plurality of loading buckets 15, so that the moving platform can move a three-level inverter in a supporting and transporting manner in a higher amount;
the two ends of the bottom of the mobile station 7 are provided with two cover rail frames 8 which are of inverted U-shaped structures, and the two cover rail frames 8 are respectively matched with the two slide rails 3.
The lead screw 5 is located between two side supporting plates 2, and a pot head that the lead screw 5 kept away from the first motor 4 is equipped with the bearing frame, and the bearing frame both sides are connected with two side supporting plates 2 bottoms respectively, and when the lead screw 5 rotated, 5 pot heads of lead screw were established and are followed the rotation in the bearing of bearing frame, guaranteed that the position of lead screw 5 when rotating the work can not change.
The first motor 4 is movably connected with the nut 6, the mobile station 7 and the rotary disc 11 through the screw rod 5, the first motor 4 drives the screw rod 5 to rotate, the screw rod 5 drives the nut 6 and the mobile station 7 to move and adjust through the screw thread effect, and the three-level inverter is transferred to a point to be tested.
The hollow inner loading groove 17 is formed in the bottom spacer 16, the bottom spacer 16 is made of rubber, the three-level inverter is separated and blocked through the bottom spacer 16 made of rubber, the three-level inverter is guaranteed not to be scratched or damaged by short circuit with parts on the rotary loading disc 11 when being transported, and the quality of transporting the three-level inverter by the mobile platform is improved.
Two cover rail frames 8 are respectively sleeved on the two slide rails 3, two ends of the lower portion of each cover rail frame 8 are respectively connected to the side walls of two sides of each slide rail 3 through balls, the first motor 4 drives the nut 6 and the mobile platform 7 to move and adjust through the screw rod 5, the two cover rail frames 8 are respectively sleeved on the two slide rails 3 to slide, the moving stability of the mobile platform 7 and the rotary loading disc 11 is improved, and the mobile platform is guaranteed to convey the three-level inverter to be more stable and firm.
The rotary disc 11 is horizontally arranged, and the second motor 10 is parallel to the plane of the side brace 2.
When the three-level inverter is used, a plurality of three-level inverters are respectively placed in a plurality of loading buckets 15 of a rotary loading disc 11, the three-level inverters are placed in an inner loading groove 17 of a bottom spacer 16 below the loading buckets 15, the three-level inverters are separated through the bottom spacer 16 made of rubber, then a first motor 4 drives a screw rod 5 to rotate, the screw rod 5 drives a nut 6 and a moving platform 7 to move and adjust through the action of threads, the three-level inverters are transferred to a point to be tested, a hydraulic cylinder 9 drives the rotary loading disc 11 to move up and down through a hydraulic column 13, a second motor 10 drives the rotary loading disc 11 to rotate and adjust through a transmission gear 14, and therefore the three-level inverters are driven to rotate and adjust positions, and workers can conveniently take the three-level inverters out of the loading buckets 15 to test.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A movable platform for testing a three-level inverter comprises a base frame (1) in an L-shaped structure, a first motor (4), a movable table (7) and a rotary carrying disc (11), and is characterized in that two sides above the base frame (1) are respectively provided with a side supporting plate (2), one end of the base frame (1) is horizontally sleeved with the first motor (4), the tops of the two side supporting plates (2) are respectively and horizontally provided with a slide rail (3), one end of the first motor (4) is rotatably connected with a lead screw (5), the outer wall of the lead screw (5) is provided with a raised thread, the lead screw (5) is in threaded connection with a nut (6) through the thread, the upper part of the nut (6) is connected with the movable table (7) with an inverted T-shaped structure in cross section through a vertical connection block (12), a hydraulic cylinder (9) is arranged above the movable table (7), the upper part of the hydraulic cylinder (9) is connected with a second motor (10) through a hydraulic column (13) in a stretching manner, and the upper part of the second rotary motor (10) is;
wherein, a plurality of hollow loading buckets (15) are arranged side by side at equal intervals on the rotary loading disc (11), and bottom isolation pads (16) in hollow cuboid structures are arranged below the inner parts of the plurality of loading buckets (15);
and two ends of the bottom of the mobile station (7) are respectively provided with a sleeve rail frame (8) in an inverted U-shaped structure, and the two sleeve rail frames (8) are respectively matched with the two slide rails (3).
2. The mobile platform for testing the three-level inverter according to claim 1, wherein the screw rod (5) is located between the two side supporting plates (2), and a bearing seat is sleeved on one end of the screw rod (5) far away from the first motor (4), and two sides of the bearing seat are respectively connected with the bottoms of the two side supporting plates (2).
3. The mobile platform for the three-level inverter test according to claim 1, wherein the first motor (4) is movably connected with the nut (6), the mobile platform (7) and the rotary disc (11) through a screw rod (5).
4. The mobile platform for testing the three-level inverter according to claim 1, wherein the bottom spacer (16) is provided with a hollow inner loading slot (17) inside, and the bottom spacer (16) is made of rubber.
5. The mobile platform for the three-level inverter test according to claim 1, wherein two rail sleeving frames (8) are sleeved on the two slide rails (3) respectively, and two ends below the rail sleeving frames (8) are connected to the side walls on two sides of the slide rails (3) respectively through balls.
6. The mobile platform for the three-level inverter test according to claim 1, wherein the rotary disc (11) is horizontally arranged, and the second motor (10) is parallel to the plane of the side brace (2).
7. The mobile platform for testing the three-level inverter according to claim 1, wherein the method for using the mobile platform specifically comprises the following steps:
the method comprises the following steps: respectively placing a plurality of three-level inverters into a plurality of loading buckets (15) of a rotary loading disc (11), placing the three-level inverters into an inner loading groove (17) of a bottom spacer (16) below the loading buckets (15), and blocking the three-level inverters through the bottom spacer (16) made of rubber;
step two: then, the first motor (4) drives the screw rod (5) to rotate, the screw rod (5) drives the nut (6) and the mobile platform (7) to move and adjust through the screw thread effect, and the three-level inverter is transferred to a point to be tested;
step three: and the hydraulic cylinder (9) drives the rotary disc (11) to move up and down through the hydraulic column (13), and the second motor (10) drives the rotary disc (11) to rotate and adjust through the transmission gear (14), so that the three single-level inverter is driven to rotate and adjust the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010390674.2A CN111470275A (en) | 2020-05-11 | 2020-05-11 | Mobile platform for testing three-level inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010390674.2A CN111470275A (en) | 2020-05-11 | 2020-05-11 | Mobile platform for testing three-level inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111470275A true CN111470275A (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010390674.2A Pending CN111470275A (en) | 2020-05-11 | 2020-05-11 | Mobile platform for testing three-level inverter |
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| CN (1) | CN111470275A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636264A (en) * | 2021-06-25 | 2021-11-12 | 衢州学院 | Detection auxiliary device in solid state hard drives production line |
| CN115072350A (en) * | 2022-07-05 | 2022-09-20 | 青岛基宏汽车部件有限公司 | Drum brake block machining equipment with intelligent feeding device |
-
2020
- 2020-05-11 CN CN202010390674.2A patent/CN111470275A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636264A (en) * | 2021-06-25 | 2021-11-12 | 衢州学院 | Detection auxiliary device in solid state hard drives production line |
| CN115072350A (en) * | 2022-07-05 | 2022-09-20 | 青岛基宏汽车部件有限公司 | Drum brake block machining equipment with intelligent feeding device |
| CN115072350B (en) * | 2022-07-05 | 2023-11-21 | 青岛基宏汽车部件有限公司 | Drum brake block processing equipment with intelligent feeding device |
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