CN113146562A - Intelligent maintenance vehicle for bottom of excavator - Google Patents
Intelligent maintenance vehicle for bottom of excavator Download PDFInfo
- Publication number
- CN113146562A CN113146562A CN202110450455.3A CN202110450455A CN113146562A CN 113146562 A CN113146562 A CN 113146562A CN 202110450455 A CN202110450455 A CN 202110450455A CN 113146562 A CN113146562 A CN 113146562A
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- excavator
- bearing plate
- electric telescopic
- top end
- positioning disc
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- 238000012423 maintenance Methods 0.000 title claims abstract description 30
- 230000000694 effects Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000003491 array Methods 0.000 abstract 1
- 238000005286 illumination Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000005253 cladding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H5/00—Tool, instrument or work supports or storage means used in association with vehicles; Workers' supports, e.g. mechanics' creepers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an intelligent maintenance vehicle for the bottom of an excavator, which comprises a vehicle body, wherein a fixed frame is installed at the edge of the top end of the vehicle body, a bearing plate is arranged above the vehicle body, a first positioning disc is movably installed at one side of the top end of the bearing plate, a rotating column is fixedly connected to the bottom end of the first positioning disc, a first gear is fixedly connected to the bottom end of the rotating column, sleeves in respective arrays are uniformly and spherically hinged to the top end of the first positioning disc, a U-shaped frame can be driven to move at the bottom end of the bearing plate by starting a first electric telescopic rod, the first gear can be driven to rotate under the action of a rack, so that a workbench can be driven to perform corresponding rotary motion, one side of the bottom end of the workbench can be lifted by starting a second electric telescopic rod, so that the workbench can tilt at a corresponding angle, and the workbench can rotate through rotation of the workbench, The inclination is convenient for the staff to carry out maintenance work to the different positions of excavator bottom, improves work efficiency.
Description
Technical Field
The invention relates to the technical field of excavators, in particular to an intelligent maintenance vehicle for the bottom of an excavator.
Background
An excavator, also called excavating machine, also called excavator, is an earthwork machine which excavates materials higher or lower than a bearing surface by a bucket and loads the materials into a transport vehicle or unloads the materials to a stockyard, the materials excavated by the excavator mainly comprise soil, coal, silt and soil and rocks after pre-loosening, from the development of engineering machines in recent years, the development of the excavator is relatively fast, the excavator becomes one of the most important engineering machines in engineering construction, when the bottom of the excavator is maintained, a worker generally lies on a trolley to enter the bottom of the excavator for maintenance, however, most of the existing excavator maintenance trolleys only improve the effects of lying and moving, the excavator is single in functionality and cannot bring convenience to maintenance, and therefore, an intelligent maintenance vehicle at the bottom of the excavator is provided for solving the problems.
Disclosure of Invention
The invention aims to provide an intelligent maintenance vehicle for the bottom of an excavator, and aims to solve the problems that most of existing excavator maintenance trolleys in the background art only improve the functions of lying and moving, are single in functionality and cannot bring convenience to maintenance work well.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent maintenance vehicle for the bottom of an excavator comprises a vehicle body, wherein a fixing frame is installed at the edge of the top end of the vehicle body, a bearing plate is arranged above the vehicle body, and an adjusting assembly is installed at the top end of the bearing plate and comprises a first positioning disc, a rotating column, a first gear, a sleeve, a movable rod, a second positioning disc, a U-shaped frame, a rack, a first electric telescopic rod, an arc-shaped ring, an annular groove, a guide block, a fixing plate, a second electric telescopic rod and a workbench;
a first positioning disc is movably arranged on one side of the top end of the bearing plate, the bottom end of the first positioning disc is fixedly connected with a rotating column, the bottom end of the rotating column is fixedly connected with a first gear, the top end of the first positioning disc is uniformly and spherically hinged with sleeves in an array manner, the inner side of the sleeve is connected with a movable rod in a sliding way, the top end of the movable rod is hinged to the bottom end of the second positioning plate in a spherical way, the bottom end of the bearing plate is movably provided with a U-shaped frame, one side of the inner wall of the U-shaped frame is uniformly provided with racks, one end of the U-shaped frame is fixedly provided with a first electric telescopic rod, one side of the top end of the bearing plate is fixedly provided with an arc-shaped ring, the top end of the arc-shaped ring is provided with an annular groove, the inner side of the annular groove is connected with a guide block in a sliding way, the top end of the guide block is fixedly connected with a fixed plate, and a second electric telescopic rod is installed at the top end of the fixing plate, and the top end of the second electric telescopic rod is hinged to one side of the bottom end of the workbench.
Preferably, the bottom end of the rotating column movably penetrates through one side of the top end of the bearing plate, and the second positioning disc is fixedly arranged on the other side of the bottom end of the workbench.
Preferably, the first electric telescopic rod is fixedly installed at the bottom end of the bearing plate, and the rack on the inner side of the U-shaped frame is meshed with the first gear.
Preferably, the section shape of the annular groove and the section shape of the guide block are both of inverted T-shaped structures.
Preferably, the equal sliding connection in automobile body top both sides has the fly leaf, the double threaded screw has all been run through the screw thread activity in fly leaf side both ends, fly leaf top both sides all articulate there is the bracing piece, the bracing piece top articulates in the loading board bottom, the motor is installed to fixed frame one end, two the second gear is all installed to double threaded screw one end, two the inboard both ends in transmission toothed belt are installed respectively to the second gear.
Preferably, the two ends of the double-threaded screw are movably penetrated through the two ends of the inner side of the fixing frame respectively, one end of the motor output shaft is connected with the end part of the double-threaded screw corresponding to the position, and the threads arranged at the two ends of the outer side of the double-threaded screw are opposite.
Preferably, the locating pieces are installed at four corners of the top end of the workbench, the protection rod is installed at one end of the locating piece, the guide ring is connected to the outer side of the protection rod in a sliding mode, the bearing rod is fixedly installed at the top end of the guide ring, the illuminating lamp is installed at the top end of the bearing rod, and the tool box is installed on one side of the top end of the workbench.
Preferably, the outer side of the protection rod is provided with a sliding groove, the inner side of the guide ring is provided with a sliding block, and the sliding block is connected to the inner side of the sliding groove in a sliding manner.
Preferably, the carrier bar top end fixed mounting has the bulb, the ball seat is installed to the light bottom, the cladding of bulb outside has the rubber sleeve, the bulb rotates the card and locates the ball seat inboard.
Compared with the prior art, the invention has the beneficial effects that:
1. carry out flexible activity through starting first electric telescopic handle, can drive the U-shaped frame and move about in the loading board bottom, the effect through the rack can drive first gear and rotate, thereby can drive the workstation and carry out corresponding rotary motion, can raise workstation bottom one side through starting second electric telescopic handle, thereby can make the workstation carry out the slope of corresponding angle, thereby through the rotation of workstation, the slope is convenient for the staff and carries out maintenance work to the different positions in excavator bottom, and the work efficiency is improved.
2. The double-end screw rods on the two sides above the vehicle body are driven to rotate under the action of the first motor, the second gear and the transmission toothed belt, so that the movable plates on the two sides slide oppositely or back to back, the bearing plates are driven to move up and down correspondingly under the action of the supporting rods, the height of the workbench is adjusted conveniently according to the height of the chassis of the excavator, and the applicability of the device is improved.
3. Through the guard bar of workstation both sides, can prevent that the staff during operation from the workstation edge landing, improve the security, be convenient for place relevant maintenance tool through the toolbox.
4. The illuminating lamp can be conveniently maintained to provide illumination work, the illuminating lamp can be changed in position through sliding of the guide ring on the protection rod, the angle of the illuminating lamp can be adjusted through the ball head and the ball seat, and the rubber sleeve is arranged on the ball head to prevent the illuminating lamp from moving under the action of external force.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the adjusting assembly of the present invention;
FIG. 3 is a schematic view of a first gear mounting arrangement according to the present invention;
FIG. 4 is a schematic view of the movable rod mounting structure of the present invention;
FIG. 5 is a schematic view of a rack mounting structure according to the present invention;
FIG. 6 is a schematic view of the guide block mounting structure of the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
fig. 8 is a schematic view of the installation structure of the illumination lamp of the present invention.
In the figure: 1. a vehicle body; 2. a fixing frame; 3. a carrier plate; 4. an adjustment assembly; 401. a first positioning plate; 402. a spin column; 403. a first gear; 404. a sleeve; 405. a movable rod; 406. a second positioning plate; 407. a U-shaped frame; 408. a rack; 409. a first electric telescopic rod; 410. an arc-shaped ring; 411. an annular groove; 412. a guide block; 413. a fixing plate; 414. a second electric telescopic rod; 415. a work table; 5. a movable plate; 6. a double-ended screw; 7. a support bar; 8. a motor; 9. a second gear; 10. a drive toothed belt; 11. positioning blocks; 12. a guard bar; 13. a guide ring; 14. a carrier bar; 15. an illuminating lamp; 16. a tool box; 17. a chute; 18. a slider; 19. a ball head; 20. a ball seat; 21. a rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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. 1-8, the present invention provides a technical solution: an intelligent maintenance vehicle for the bottom of an excavator comprises a vehicle body 1, wherein a fixed frame 2 is installed at the edge of the top end of the vehicle body 1, a bearing plate 3 is arranged above the vehicle body 1, an adjusting component 4 is installed at the top end of the bearing plate 3, and the adjusting component 4 comprises a first positioning disc 401, a rotating column 402, a first gear 403, a sleeve 404, a movable rod 405, a second positioning disc 406, a U-shaped frame 407, a rack 408, a first electric telescopic rod 409, an arc-shaped ring 410, an annular groove 411, a guide block 412, a fixed plate 413, a second electric telescopic rod 414 and a workbench 415;
bearing plate 3 top one side movable mounting has first positioning disk 401, first positioning disk 401 bottom fixedly connected with column spinner 402, column spinner 402 bottom fixedly connected with first gear 403, the even ball pivot in first positioning disk 401 top has and is array difference sleeve 404, the inboard sliding connection of sleeve 404 has movable rod 405, movable rod 405 top ball pivot is in second positioning disk 406 bottom, bearing plate 3 bottom movable mounting has U-shaped frame 407, rack 408 is evenly installed to U-shaped frame 407 inner wall one side, U-shaped frame 407 one end fixed mounting has first electric telescopic handle 409, bearing plate 3 top one side fixed mounting has arc ring 410, ring channel 411 has been seted up on arc ring 410 top, the inboard sliding connection of ring channel 411 has guide block 412, guide block 412 top fixedly connected with fixed plate 413, second electric telescopic handle 414 is installed on fixed plate 413 top, second electric telescopic handle 414 top articulates in workstation 415 bottom one side.
The bottom end of the rotary column 402 movably penetrates one side of the top end of the bearing plate 3, and the second positioning disc 406 is fixedly mounted at the other side of the bottom end of the workbench 415, so that the first positioning disc 401 is rotatably mounted at the top end of the bearing plate 3 through the rotary column 402, and the second positioning disc 406 and the workbench 415 are driven to rotate through the rotation of the first positioning disc 401.
First electric telescopic handle 409 fixed mounting is in loading board 3 bottom, and the inboard rack 408 of U-shaped frame 407 meshes with first gear 403, and the first electric telescopic handle 409 in edge drives U-shaped frame 407 motion to drive first gear 403 through the effect of rack 408 and rotate.
The sectional shape of the annular groove 411 and the sectional shape of the guide block 412 are both inverted T-shaped structures, and the installation position of the guide block 412 is limited so that the guide block can only slide in the annular groove 411.
All sliding connection has fly leaf 5 in 1 top both sides of automobile body, and fly leaf 5 side both ends all run through threaded activity has double threaded screw 6, and fly leaf 5 top both sides all articulate there is bracing piece 7, and the bracing piece 7 top articulates in 3 bottoms of loading board, and motor 8 is installed to fixed frame 2 one end, and second gear 9 is all installed to two double threaded screw 6 one ends, and two second gears 9 are installed respectively in the inboard both ends of transmission toothed belt 10, are convenient for adjust the height of workstation 415 as required.
The two ends of the double-threaded screw 6 respectively and movably penetrate through the two ends of the inner side of the fixed frame 2, one end of an output shaft of the motor 8 is connected with the end part of the double-threaded screw 6 corresponding to the position, the threads formed at the two ends of the outer side of the double-threaded screw 6 are opposite, the motor 8 drives the double-threaded screw 6 to rotate, and therefore the movable plates 5 on the two sides slide oppositely or reversely along the thread direction, and the height of the bearing plate 3 is adjusted.
Locating piece 11 is all installed to workstation 415 top four corners position department, and protective rod 12 is installed to locating piece 11 one end, and protective rod 12 outside sliding connection has guide ring 13, and 13 top fixed mounting of guide ring have a carrier bar 14, and light 15 is installed on the carrier bar 14 top, and tool holder 16 is installed to workstation 415 top one side, can prevent through protective rod 12 that the staff from the workstation 415 landing, brings the illuminating effect for maintenance work through light 15.
The outside of the guard bar 12 is provided with a sliding groove 17, the inner side of the guide ring 13 is provided with a sliding block 18, and the sliding block 18 is connected to the inner side of the sliding groove 17 in a sliding manner to limit the rotation of the guide ring 13 so that the guide ring can only horizontally slide along the direction of the guard bar 12.
14 top fixed mounting of carrier bar has bulb 19, and ball seat 20 is installed to light 15 bottom, and the cladding in the bulb 19 outside has rubber sleeve 21, and bulb 19 rotates the card and locates 20 inboards of ball seat, is convenient for adjust the angle of light 15 through bulb 19 and ball seat 20, is convenient for through rubber sleeve 21 for the rotatory resistance of applying of light 15, makes light 15 not receive the external force condition under can not the autogiration.
The working principle is as follows: when the maintenance work of the excavator is carried out, a worker lies on the workbench 415, moves to the bottom of the excavator through the vehicle body 1, when the maintenance work is carried out on different parts of the bottom of the excavator, the first electric telescopic rod 409 is started, so that the first electric telescopic rod 409 drives the U-shaped frame 407 to horizontally move at the bottom end of the bearing plate 3, the rack 408 on the inner side of the U-shaped frame 407 is meshed with the first gear 403 on the bottom end of the bearing plate 3, so as to drive the first gear 403 to rotate, so that the first gear 403 drives the first positioning disk 401 to rotate through the rotating column 402, as the sleeves 404 arranged in the array at the top end of the first positioning disk 401 and the movable rods 405 on the inner side of the sleeves 404 are connected with the second positioning disk 406, the second positioning disk 406 cannot rotate relative to the first positioning disk 401, so as to drive the workbench 415 to rotate around the second positioning disk 406 when the first positioning disk 401 rotates, the two sides of the bottom end of the working table 415 are hinged with the second electric telescopic rod 414 through the guiding block 412 to move circularly along the direction of the annular groove 411, the center of the second positioning disk 406 is in the same circumferential direction with the annular groove 411, so that the working table 415 can rotate at a corresponding angle, by starting the second electric telescopic rod 414, the piston end of the second electric telescopic rod 414 drives one side of the bottom end of the working table 415 to tilt, and the other side of the bottom end of the working table 415 drives the second positioning disk 406 to rotate at a corresponding angle, because the bottom end of the sleeve 404 is hinged on the first positioning disk 401, the top end of the movable rod 405 is hinged on the bottom end of the second positioning disk 406, and the movable rod 405 can slide up and down in the sleeve 404, so that the second positioning disk 406 can correspondingly tilt, and each movable rod 405 can correspondingly extend and retract, so that the tilt angle of the working table 415 can be changed, therefore, maintenance work on different parts at the bottom of the excavator is facilitated through the inclination and the rotation of the workbench 415, when the height of the workbench 415 needs to be adjusted, the double-headed screw 6 on one side is driven to rotate through the starting motor 8, the end parts of the two double-headed screws 6 are in transmission connection through the second gear 9 and the transmission toothed belt 10, so that the two double-headed screws 6 are simultaneously rotated, the movable plates 5 on two sides of the top end of the vehicle body 1 are oppositely or reversely moved through the positive or negative rotation of the double-headed screws 6, upward jacking or downward pulling force is applied to the bearing plate 3 through the action of the support rod 7, the height of the bearing plate 3 and the workbench 415 can be adjusted, the applicability of the device is improved, the protective rods 12 on two sides of the workbench 415 can prevent workers from sliding down from the edge of the workbench 415 during working, the safety is improved, and related maintenance tools can be conveniently placed through the tool box 16, the illumination lamp 15 that sets up through workstation 415 both sides provides illumination work when being convenient for maintain, and illumination lamp 15 can be used for changing the position through bearing rod 14 and the horizontal smooth action of guide ring 13 on fender rod 12, so as to throw light on different positions, the effect of connecting through bulb 19 and ball seat 20 can adjust illumination lamp 15's angle of shining between illumination lamp 15 and bearing rod 14, and set up rubber sleeve 21 on bulb 19 and can prevent that illumination lamp 15 from not receiving the phenomenon that takes place the activity under the exogenic action, need go to rotate with the hand.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an excavator bottom intelligence maintenance car, includes automobile body (1), its characterized in that: the edge of the top end of the vehicle body (1) is provided with a fixed frame (2), a bearing plate (3) is arranged above the vehicle body (1), an adjusting component (4) is arranged at the top end of the bearing plate (3), and the adjusting component (4) comprises a first positioning disc (401), a rotating column (402), a first gear (403), a sleeve (404), a movable rod (405), a second positioning disc (406), a U-shaped frame (407), a rack (408), a first electric telescopic rod (409), an arc-shaped ring (410), an annular groove (411), a guide block (412), a fixed plate (413), a second electric telescopic rod (414) and a workbench (415);
the bearing plate is characterized in that a first positioning disc (401) is movably mounted on one side of the top end of the bearing plate (3), a rotary column (402) is fixedly connected to the bottom end of the first positioning disc (401), a first gear (403) is fixedly connected to the bottom end of the rotary column (402), sleeves (404) which are respectively arranged in an array mode are uniformly and spherically hinged to the top end of the first positioning disc (401), a movable rod (405) is slidably connected to the inner side of each sleeve (404), the top end of the movable rod (405) is spherically hinged to the bottom end of a second positioning disc (406), a U-shaped frame (407) is movably mounted on the bottom end of the bearing plate (3), racks (408) are uniformly mounted on one side of the inner wall of the U-shaped frame (407), a first electric telescopic rod (409) is fixedly mounted at one end of the U-shaped frame (407), an arc-shaped ring (410) is fixedly mounted on one side of the top end of the bearing plate (3), and an annular groove (411) is formed in the top end of the arc-shaped ring (410), the inboard sliding connection of ring channel (411) has guide block (412), guide block (412) top fixedly connected with fixed plate (413), second electric telescopic handle (414) is installed on fixed plate (413) top, second electric telescopic handle (414) top articulates in workstation (415) bottom one side.
2. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the bottom end of the rotating column (402) movably penetrates through one side of the top end of the bearing plate (3), and the second positioning disc (406) is fixedly installed on the other side of the bottom end of the workbench (415).
3. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the first electric telescopic rod (409) is fixedly arranged at the bottom end of the bearing plate (3), and a rack (408) on the inner side of the U-shaped frame (407) is meshed with the first gear (403).
4. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the section shape of the annular groove (411) and the section shape of the guide block (412) are both inverted T-shaped structures.
5. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: automobile body (1) top both sides equal sliding connection has fly leaf (5), fly leaf (5) side both ends all run through threaded activity has double threaded screw (6), fly leaf (5) top both sides all articulate there is bracing piece (7), bracing piece (7) top articulates in loading board (3) bottom, motor (8), two are installed to fixed frame (2) one end second gear (9), two are all installed to double threaded screw (6) one end second gear (9) are installed respectively in transmission cingulum (10) inboard both ends.
6. The excavator bottom intelligent maintenance vehicle of claim 5, wherein: the double-end screw (6) both ends are the activity respectively and are run through fixed frame (2) inboard both ends, motor (8) output shaft one end is connected with the double-end screw (6) tip that corresponds the position, the screw thread that double-end screw (6) outside both ends were seted up is opposite.
7. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: locating piece (11) are all installed to workstation (415) top four corners position department, fender rod (12) are installed to locating piece (11) one end, fender rod (12) outside sliding connection has guide ring (13), guide ring (13) top fixed mounting has carrier bar (14), light (15) are installed on carrier bar (14) top, tool holder (16) are installed to workstation (415) top one side.
8. The excavator bottom intelligent maintenance vehicle of claim 7, wherein: a sliding groove (17) is formed in the outer side of the protection rod (12), a sliding block (18) is installed on the inner side of the guide ring (13), and the sliding block (18) is connected to the inner side of the sliding groove (17) in a sliding mode.
9. The excavator bottom intelligent maintenance vehicle of claim 7, wherein: the bulb-shaped illuminating lamp is characterized in that a bulb (19) is fixedly mounted at the top end of the bearing rod (14), a ball seat (20) is mounted at the bottom end of the illuminating lamp (15), a rubber sleeve (21) is wrapped outside the bulb (19), and the bulb (19) is rotatably clamped inside the ball seat (20).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110450455.3A CN113146562B (en) | 2021-04-25 | 2021-04-25 | Intelligent maintenance vehicle for bottom of excavator |
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| CN202110450455.3A CN113146562B (en) | 2021-04-25 | 2021-04-25 | Intelligent maintenance vehicle for bottom of excavator |
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| CN113146562A true CN113146562A (en) | 2021-07-23 |
| CN113146562B CN113146562B (en) | 2023-09-15 |
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| CN114228624A (en) * | 2022-01-27 | 2022-03-25 | 德龙动能科技(深圳)有限公司 | New energy roof luggage box and working method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492395A (en) * | 2021-09-09 | 2021-10-12 | 徐州鑫发机械有限公司 | Mechanical parts centre gripping equipment that intelligence machine-building was used |
| CN114228624A (en) * | 2022-01-27 | 2022-03-25 | 德龙动能科技(深圳)有限公司 | New energy roof luggage box and working method |
| CN114228624B (en) * | 2022-01-27 | 2024-01-12 | 德龙动能科技(深圳)有限公司 | New energy roof luggage case and working method |
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