CN113146562B - Intelligent maintenance vehicle for bottom of excavator - Google Patents
Intelligent maintenance vehicle for bottom of excavator Download PDFInfo
- Publication number
- CN113146562B CN113146562B CN202110450455.3A CN202110450455A CN113146562B CN 113146562 B CN113146562 B CN 113146562B CN 202110450455 A CN202110450455 A CN 202110450455A CN 113146562 B CN113146562 B CN 113146562B
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- excavator
- rod
- bearing plate
- intelligent maintenance
- maintenance vehicle
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- 238000012423 maintenance Methods 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 13
- 238000005286 illumination Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- 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 arranged 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 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, sleeves which are respectively in an array are uniformly and spherical hinged at the top end of the first positioning disc, the first electric telescopic rod is started to perform telescopic movement, the U-shaped frame can be driven to move at the bottom end of the bearing plate, 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 movement, the workbench can be lifted up to perform corresponding angle inclination, and maintenance work on different parts of the bottom of the excavator can be facilitated by workers through rotation and inclination of the workbench, and the working efficiency is improved.
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
The excavator, also called excavating machine, is an earthmoving machine which excavates materials higher or lower than a bearing surface by a bucket, loads into a transport vehicle or unloads to a storage yard, the excavated materials mainly comprise soil, coal, silt and soil and rock after pre-loosening, the development of the excavator is relatively fast from the development of engineering machinery in recent years, the excavator is one of the most important engineering machinery in engineering construction, and when the bottom of the excavator is maintained, a worker generally lies on a trolley to enter the bottom of the excavator for maintenance work, but because most of the existing excavator maintenance trolley only improves the functions of lying and moving, the functionality is single and cannot bring convenience to maintenance work, therefore, the intelligent maintenance vehicle for 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, which aims to solve the problems that most of the existing maintenance vehicles for the excavator provided in the background art only improve the functions of lying and moving, have single functionality and can not bring convenience to maintenance work.
In order to achieve the above purpose, the present invention provides the following technical solutions: the intelligent maintenance vehicle for the bottom of the excavator comprises a vehicle body, wherein a fixed frame is arranged at the edge of the top end of the vehicle body, a bearing plate is arranged above the vehicle body, an adjusting component is arranged at the top end of the bearing plate, and the adjusting component 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 fixed plate, a second electric telescopic rod and a workbench;
the utility model discloses a bearing plate, including bearing plate, fixed plate, first positioning disk top one side movable mounting has a positioning disk, first positioning disk bottom fixedly connected with column spinner, column spinner bottom fixedly connected with first gear, even spherical hinge in first positioning disk top has the sleeve that is the array and separate, sleeve inboard sliding connection has the movable rod, movable rod top spherical hinge is in second positioning disk bottom, bearing plate bottom movable mounting has the U-shaped frame, rack is evenly installed to U-shaped frame inner wall one side, U-shaped frame one end fixed mounting has first electric telescopic handle, bearing plate top one side fixed mounting has the arc ring, the ring channel has been seted up on the arc ring top, the inboard sliding connection of ring channel has the guide block, guide block top fixedly connected with fixed plate, the second electric telescopic handle is installed on the fixed plate top, the second electric telescopic handle top articulates in workstation bottom one side.
Preferably, the bottom end of the rotary 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 arranged 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 cross section shape of the annular groove and the cross section shape of the guide block are of inverted T-shaped structures.
Preferably, the equal sliding connection in automobile body top both sides has the fly leaf, fly leaf side both ends all have the double-end screw rod through the screw thread activity penetration, the 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-end screw rod one end, two the second gear is installed respectively in the inboard both ends of driving toothed belt.
Preferably, the two ends of the double-headed screw rod respectively penetrate through the two ends of the inner side of the fixed frame in a movable mode, one end of the output shaft of the motor is connected with the end part of the double-headed screw rod at the corresponding position, and threads formed at the two ends of the outer side of the double-headed screw rod are opposite.
Preferably, the locating pieces are arranged at four corners of the top end of the workbench, the protective rod is arranged at one end of the locating piece, the guide ring is slidably connected to the outer side of the protective rod, the bearing rod is fixedly arranged at the top end of the guide ring, the illuminating lamp is arranged at the top end of the bearing rod, and the tool box is arranged at one side of the top end of the workbench.
Preferably, the outside of the protection rod is provided with a sliding groove, the inside of the guide ring is provided with a sliding block, and the sliding block is connected to the inside of the sliding groove in a sliding way.
Preferably, the ball head is fixedly arranged at the top end of the bearing rod, the ball seat is arranged at the bottom end of the illuminating lamp, the rubber sleeve is coated on the outer side of the ball head, and the ball head is rotationally clamped on the inner side of the ball seat.
Compared with the prior art, the invention has the beneficial effects that:
1. through starting first electric telescopic handle and flexible the activity, can drive the U-shaped frame and move about in the loading board bottom, can drive first gear through the effect of rack and rotate to can drive the workstation and carry out corresponding rotary motion, can raise workstation bottom one side through starting the second electric telescopic handle, thereby can make the workstation carry out the slope of corresponding angle, thereby be convenient for the staff carry out maintenance work to the different positions of excavator bottom through the rotation of workstation, slope, improve work efficiency.
2. The double-headed screws on two sides above the vehicle body are driven to rotate through the action of the first motor, the second gear and the driving toothed belt, so that the movable plates on two sides slide in opposite directions or back to drive the bearing plates to move correspondingly up and down through the action of the supporting rods, and therefore the height of the workbench is conveniently adjusted according to the chassis height 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 from the landing of workstation edge during operation, improve the security, be convenient for place relevant repair tools through the tool holder.
4. The lamp is convenient to maintain, illumination work is provided, the position of the lamp can be changed through sliding of the guide ring on the protective rod, the angle of the lamp can be adjusted through the action of the ball head and the ball seat, and the rubber sleeve arranged on the ball head can prevent the lamp from moving under the action of external force.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a regulating assembly according to the present invention;
FIG. 3 is a schematic view of a first gear mounting structure according to the present invention;
FIG. 4 is a schematic view of a movable rod mounting structure according to 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 a guide block mounting structure according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 8 is a schematic view of an installation structure of an illumination lamp in the present invention.
In the figure: 1. a vehicle body; 2. a fixed frame; 3. a carrying plate; 4. an adjustment assembly; 401. a first positioning disk; 402. a spin column; 403. a first gear; 404. a sleeve; 405. a movable rod; 406. a second positioning disk; 407. a U-shaped frame; 408. a rack; 409. a first electric telescopic rod; 410. an arc 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 rod; 8. a motor; 9. a second gear; 10. a driving toothed belt; 11. a positioning block; 12. a protective rod; 13. a guide ring; 14. a carrier bar; 15. a lighting lamp; 16. a tool box; 17. a chute; 18. a slide block; 19. ball head; 20. a ball seat; 21. a rubber sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides a technical solution: the intelligent maintenance vehicle for the bottom of the excavator comprises a vehicle body 1, a fixed frame 2 is arranged 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 arranged at the top end of the bearing plate 3, and the adjusting component 4 comprises a first positioning disk 401, a rotating column 402, a first gear 403, a sleeve 404, a movable rod 405, a second positioning disk 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 movable mounting of loading board 3 top one side 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, even spherical hinge in first positioning disk 401 top has the sleeve 404 that is the array respectively, sleeve 404 inboard sliding connection has movable rod 405, movable rod 405 top spherical hinge is in second positioning disk 406 bottom, loading board 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, loading board 3 top one side fixed mounting has arc ring 410, annular channel 411 has been seted up on arc ring 410 top, annular channel 411 inboard sliding connection has guide block 412, guide block 412 top fixedly connected with fixed plate 413, second electric telescopic handle 414 is installed on the top of fixed plate 413, second electric telescopic handle 414 top articulates in workstation 415 bottom one side.
The bottom end of the rotating column 402 movably penetrates through one side of the top end of the bearing plate 3, the second positioning disc 406 is fixedly arranged on the other side of the bottom end of the workbench 415, the first positioning disc 401 is rotatably arranged on the top end of the bearing plate 3 through the rotating column 402, and the second positioning disc 406 and the workbench 415 are driven to rotate through rotation of the first positioning disc 401.
The first electric telescopic rod 409 is fixedly arranged at the bottom end of the bearing plate 3, the rack 408 at the inner side of the U-shaped frame 407 is meshed with the first gear 403, and the first electric telescopic rod 409 at the edge drives the U-shaped frame 407 to move, so that the first gear 403 is driven to rotate under the action of the rack 408.
The cross-sectional shape of the annular groove 411 and the cross-sectional shape of the guide block 412 are both of an inverted T-shaped structure, and the installation position of the guide block 412 is limited so that it can only slide in the annular groove 411.
The equal sliding connection in automobile body 1 top both sides has fly leaf 5, and fly leaf 5 side both ends all run through the screw thread activity have double-end screw rod 6, and fly leaf 5 top both sides all articulate and have bracing piece 7, and bracing piece 7 top articulates in loading board 3 bottom, and motor 8 is installed to fixed frame 2 one end, and second gear 9 is all installed to two double-end screw rod 6 one ends, and two second gears 9 are installed respectively in the inboard both ends of driving toothed belt 10, are convenient for adjust the height of workstation 415 as required.
The two ends of the double-end screw rod 6 respectively 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-end screw rod 6 at the corresponding position, threads formed at the two ends of the outer side of the double-end screw rod 6 are opposite, the double-end screw rod 6 is driven to rotate through the motor 8, so that the movable plates 5 at the two sides slide in opposite directions or back to back along the thread direction, and the height of the bearing plate 3 is adjusted.
The locating piece 11 is all installed to workstation 415 top four corners position department, and guard bar 12 is installed to locating piece 11 one end, and guard bar 12 outside sliding connection has guide ring 13, and guide ring 13 top fixed mounting has carrier bar 14, and light 15 is installed on carrier bar 14 top, and tool holder 16 is installed to workstation 415 top one side, can prevent through guard bar 12 that the staff from slipping off from workstation 415, brings the illuminating effect for maintenance work through light 15.
The outside of the protection rod 12 is provided with a chute 17, the inside of the guide ring 13 is provided with a slide block 18, the slide block 18 is connected with the inside of the chute 17 in a sliding way, and the rotation of the guide ring 13 is limited, so that the guide ring can only horizontally slide along the direction of the protection rod 12.
The ball head 19 is fixedly arranged at the top end of the bearing rod 14, the ball seat 20 is arranged at the bottom end of the illuminating lamp 15, the rubber sleeve 21 is coated on the outer side of the ball head 19, the ball head 19 is rotationally clamped on the inner side of the ball seat 20, the angle of the illuminating lamp 15 is conveniently adjusted through the ball head 19 and the ball seat 20, and resistance is conveniently applied to the rotation of the illuminating lamp 15 through the rubber sleeve 21, so that the illuminating lamp 15 cannot automatically rotate under the condition of no external force.
Working principle: when the maintenance work of the excavator is carried out, a worker lies on the workbench 415, the excavator moves to the bottom of the excavator through the vehicle body 1, when the maintenance work is carried out at different parts of the bottom of the excavator, the first electric telescopic rod 409 is started to drive the U-shaped frame 407 to horizontally move at the bottom end of the bearing plate 3, the rack 408 at the inner side of the U-shaped frame 407 is meshed with the first gear 403 at the bottom end of the bearing plate 3, so that the first gear 403 is driven to rotate, the first gear 403 drives the first positioning disc 401 to rotate through the rotating column 402, the sleeve 404 arranged at the top end of the first positioning disc 401 and the movable rod 405 at the inner side of the sleeve 404 are connected with the second positioning disc 406, so that the second positioning disc 406 cannot rotate relative to the first positioning disc 401, the workbench 415 is driven to rotate around the second positioning disc 406 when the first positioning disc 401 rotates, the second electric telescopic rod 414 hinged to two sides of the bottom end of the workbench 415 moves circularly along the direction of the annular groove 411 through the guide block 412, the center of the second positioning disc 406 and the annular groove 411 are in the same circumferential direction, so that the workbench 415 can perform corresponding angle rotation, the piston end of the second electric telescopic rod 414 drives one side of the bottom end of the workbench 415 to tilt, the other side of the bottom end of the workbench 415 drives the second positioning disc 406 to perform corresponding angle convenience, because the bottom end of the sleeve 404 is hinged to the first positioning disc 401 in a spherical manner, the top end of the movable rod 405 is hinged to the bottom end of the second positioning disc 406 in a spherical manner, the movable rods 405 can slide up and down in the sleeve 404, so that the second positioning disc 406 can perform corresponding inclination change, each movable rod 405 can perform corresponding telescopic movement, so that the inclination angle of the workbench 415 can be changed, thereby be convenient for carry out maintenance work to the different positions of excavator bottom through the slope of workstation 415 and rotate, when the height of workstation 415 needs to be adjusted, drive the double-end screw 6 of one side through starter motor 8 and rotate, because two double-end screw 6 tip carries out the transmission through second gear 9 and drive toothed belt 10 and is connected, thereby will make two double-end screw 6 rotate simultaneously, double-end screw 6 just or reverse is moved the fly leaf 5 that makes automobile body 1 top both sides and is moved in opposite directions or dorsad, thereby will apply the power of pushing up or pulling down to loading board 3 through the effect of bracing piece 7, thereby can adjust the height of loading board 3 and workstation 415 together, improve the suitability of device, from workstation 415 edge through the guard bar 12 of workstation 415 both sides, can prevent the staff during operation, improve the security, be convenient for place relevant maintenance tool through tool box 16, provide illumination work through the light 15 that the workstation 415 both sides set up during the maintenance of being convenient for, and light 15 can change the position through the horizontal slip effect of loading board 14 and guide ring 13 on guard bar 12, so as to carry out the illumination 15 and carry out the effect of ball head 15 and the effect of 19 and can not take place the external force through the action of adjusting the ball head 15 and the rubber sleeve 15 and the effect of setting up and can not take place the action by adjusting the ball head 15 and the effect through the effect of adjusting the rubber sleeve is 21 and can prevent the effect.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 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);
the utility model discloses a motor-driven telescopic device for a motor-driven telescopic device, including loading board (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), even spherical hinge in first positioning disk (401) top has sleeve (404) that are the array is respectively, sleeve (404) inboard sliding connection has movable rod (405), movable rod (405) top spherical hinge in second positioning disk (406) bottom, loading board (3) bottom movable mounting has U-shaped frame (407), rack (408) are 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), first gear (403) are installed to loading board (3) top one side fixed mounting, ring (410) top has annular groove (411), annular groove (411) inboard sliding connection has guide block (412), guide block (412) top fixedly connected with fixed plate (413), fixed plate (414) bottom electric telescopic handle (414) are installed in second side telescopic handle (415).
2. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the bottom end of the rotary column (402) movably penetrates through one side of the top end of the bearing plate (3), and the second positioning disc (406) is fixedly arranged 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) at 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 cross section of the annular groove (411) and the cross section of the guide block (412) are of inverted T-shaped structures.
5. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the two sides of the top end of the vehicle body (1) are both connected with a movable plate (5) in a sliding way, two ends of the side surface of the movable plate (5) are both movably penetrated with double-headed screws (6) through threads, two sides of the top end of the movable plate (5) are both hinged with support rods (7), the top of the supporting rod (7) is hinged to the bottom end of the bearing plate (3), a motor (8) is installed at one end of the fixed frame (2), second gears (9) are installed at one end of the double-headed screw (6), and the second gears (9) are respectively installed at two ends of the inner side of the transmission toothed belt (10).
6. The excavator bottom intelligent maintenance vehicle of claim 5, wherein: the two ends of the double-end screw rod (6) respectively 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-end screw rod (6) at the corresponding position, and threads formed at the two ends of the outer side of the double-end screw rod (6) are opposite.
7. The excavator bottom intelligent maintenance vehicle of claim 1, wherein: the utility model discloses a tool box, including workstation (415), locating piece (15), locating piece (11), guard bar (12) are all installed to workstation (415) top four corners position department, guard bar (12) one end is installed, guard bar (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 box (16) are installed on one side of workstation (415) top.
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 arranged 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 ball seat (20) is installed at the top end of the bearing rod (14), the ball seat (20) is installed at the bottom end of the illuminating lamp (15), the rubber sleeve (21) is coated on the outer side of the ball seat (19), and the ball seat (19) is rotationally clamped on the inner side of the ball seat (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450455.3A CN113146562B (en) | 2021-04-25 | 2021-04-25 | Intelligent maintenance vehicle for bottom of excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110450455.3A CN113146562B (en) | 2021-04-25 | 2021-04-25 | Intelligent maintenance vehicle for bottom of excavator |
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| CN113146562A CN113146562A (en) | 2021-07-23 |
| CN113146562B true CN113146562B (en) | 2023-09-15 |
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| CN202110450455.3A Active CN113146562B (en) | 2021-04-25 | 2021-04-25 | Intelligent maintenance vehicle for bottom of excavator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113492395B (en) * | 2021-09-09 | 2021-11-16 | 徐州鑫发机械有限公司 | Mechanical parts centre gripping equipment that intelligence machine-building was used |
| 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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| CN113146562A (en) | 2021-07-23 |
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