CN113857050A - Straight line sorting machine - Google Patents
Straight line sorting machine Download PDFInfo
- Publication number
- CN113857050A CN113857050A CN202111180204.4A CN202111180204A CN113857050A CN 113857050 A CN113857050 A CN 113857050A CN 202111180204 A CN202111180204 A CN 202111180204A CN 113857050 A CN113857050 A CN 113857050A
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- friction
- cam
- trolley
- belt
- sorting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
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- Discharge Of Articles From Conveyors (AREA)
Abstract
The invention discloses a linear sorting machine, which comprises a rack, a driving mechanism, a sorting trolley and a cam friction mechanism, wherein the sorting trolley is driven to move along the rack by a linear motor, a belt on the sorting trolley is driven to rotate by the cam friction mechanism, so that articles are sorted; although the working space required by the linear motor is larger, the linear motor is matched with the rack, so that the maintenance is more convenient, and the rack and the linear motor at the section can be maintained by disassembling one section of side guard plate.
Description
Technical Field
The invention belongs to the technical field of logistics sorting, and particularly relates to a linear sorting machine.
Background
With the rapid development of modern logistics technology and the vigorous development of the express industry, express companies face a great deal of sorting work of express every day. Traditional express delivery letter sorting mostly leans on manual sorting, and work letter sorting intensity is big, inefficiency, the error rate is high, divides easily wrong when express delivery staff sorts, but also loses a piece easily. At present, with the continuous improvement of labor cost of the express delivery industry and the continuous improvement of requirements of customers on service quality, the market requirements cannot be met by manual sorting, so that equipment for automatically sorting express deliveries can be produced at the same time;
the straight line sorting machine is as the main letter sorting equipment of commodity circulation trade, but because the work load demand is great, in order to practice thrift the cost, the sorting machine is overload work almost, at first has certain influence to the life-span of equipment, and secondly traditional transmission modes such as rack and pinion and chain are in the operational environment warp of high strength, and transmission precision can descend, and the gear easily takes place excessive wearing and tearing, and the chain is lax.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention aims to provide a linear sorting machine.
The technical scheme adopted by the invention is as follows:
a linear sorting machine comprises a rack, a driving mechanism, a sorting trolley and a cam friction mechanism, wherein the driving mechanism and the cam friction mechanism are arranged in the rack side by side along the length direction of the rack, and the sorting trolley is arranged on the rack; the sorting trolley is matched with the driving mechanism, and moves along the length direction of the rack; the sorting trolley is matched with the cam friction mechanism to realize sorting;
the driving mechanism comprises a linear motor stator, the linear motor stator is installed on an installation seat, two sides of the linear motor stator are respectively provided with a heat dissipation grid fixed on the installation seat, one side, far away from the linear motor stator, of the heat dissipation grid is fixedly provided with a motor protection plate, one end, close to the installation seat, of the heat dissipation grid is provided with a plurality of heat dissipation fans fixed on the installation seat, two ends of the linear motor stator are respectively provided with a group of rubber wheels, the rubber wheels are fixedly arranged on supporting blocks, and the supporting blocks are fixedly arranged on the installation seat.
By adopting the technical scheme, the heat dissipation grating covers the stator of the linear motor and is matched with the heat dissipation fan for use, so that the linear sorting machine can adapt to a high-strength working background; and linear electric motor's drive mode is more accurate than traditional drive modes such as chain to because the frame of sharp sorting machine is also the straight line setting, just can cooperate with the linear electric motor that needs certain working space.
Preferably, the rack comprises two groups of side sealing plates, the two groups of side sealing plates are connected through a plurality of support legs, each group of side sealing plates is fixedly provided with a guide rail, two ends of each side sealing plate are respectively fixedly provided with an end sealing plate, and the mounting seat is mounted on the support legs.
Preferably, the sorting trolley comprises a belt, a trolley frame and a trolley bottom beam, wherein two ends of the belt are driven by head and tail rollers, the head and tail rollers are rotatably connected with the trolley frame, the trolley bottom beam is fixedly arranged on one side of the trolley frame, which is far away from the belt, a thrust plate is fixedly arranged on one end of the trolley bottom beam, which is far away from the belt, and the thrust plate is matched with the linear motor stator.
By adopting the technical scheme, the power of the trolley moving along the rack is external power, namely, the power source does not move along with the trolley, so that the driving mechanism can be conveniently maintained, and the fault can be quickly eliminated if the fault occurs.
Preferably, two ends of the trolley frame are respectively provided with a guide wheel in a rotating manner, the guide wheels are arranged in the guide rail in a rolling manner, one side of each guide wheel, which is far away from the belt, is provided with a limiting wheel which is connected with the trolley frame in a rotating manner, the limiting wheel rolls on the outer side of the guide rail, and the guide wheels are axially vertical to the limiting wheels.
Adopt above-mentioned technical scheme, the guide wheel makes the letter sorting dolly can follow the guide rail motion, and can restrict the slope about the letter sorting dolly rather than the spacing wheel of vertically, and the letter sorting dolly receives the reverse frictional force of article and takes place lateral shifting's trend again when sorting article, uses spacing wheel to decompose the vertically power, is that the guide wheel atress of letter sorting dolly reduces to guarantee the life of letter sorting dolly.
Preferably, a buffer roller which is rotationally connected with the trolley frame is arranged in the middle of the belt.
Adopt above-mentioned technical scheme, utilize the buffer roll to make the letter sorting dolly can sort heavier article.
Preferably, one side of the buffer roller is provided with a pinch roller, the buffer roller and the pinch roller are positioned on two sides of the belt, the pinch roller is fixedly arranged on a gear shaft, the gear shaft is rotatably connected with the trolley frame, one side of the pinch roller is provided with a transmission bevel gear fixed on the gear shaft, one side of the transmission bevel gear is meshed with a drive bevel gear, the drive bevel gear is fixedly arranged on a transmission shaft, the transmission shaft is connected with the trolley frame through a bearing seat, and one end of the transmission shaft, far away from the belt, is fixedly provided with a friction wheel.
By adopting the technical scheme, the pinch roller and the buffer roller are positioned in the same vertical direction, so that the belt cannot deform due to self transmission.
Preferably, the cam friction mechanism comprises a cam box body and two rows of friction guide rail plates, the friction wheel is arranged between the two rows of friction guide rail plates, the two rows of friction guide rail plates are symmetrically arranged on two sides of the friction wheel, each friction guide rail plate is respectively fixed on a control workpiece, the control workpiece is rotatably connected with the cam box body, and a bearing is rotatably arranged at one end, far away from the friction guide rail plates, of the control workpiece.
By adopting the technical scheme, the transmission mode of the friction guide rail plate and the friction wheel is very accurate, the device is suitable for the background which needs to be frequently started and stopped, the starting is rapid, and the inertia is small when the device is stopped.
Preferably, a servo motor is fixedly arranged at one end of the cam box body, which is far away from the sorting trolley, a synchronous belt wheel is controlled by the servo motor, the synchronous belt wheel is driven by two driving belt wheels through a synchronous belt, the driving belt wheels are fixedly arranged on a cam shaft, the cam shaft is rotatably connected with the cam box body, and a cam group is arranged on the cam shaft and matched with the bearing.
By adopting the technical scheme, the cam group is axially mapped along the cam shaft, and the large heads of the cams are uniformly arranged along the circumferential direction of the cam shaft.
Preferably, a spring is fixedly arranged at one end of each control workpiece close to the friction guide rail plate, one end of the spring is fixedly connected with the control workpiece, and the other end of the spring is fixedly connected with the synchronous pulley.
By adopting the technical scheme, the spring is used for controlling the workpiece to reset quickly.
Preferably, the cam box further comprises a plurality of mounting plates, the mounting plates are fixedly connected with the cam box body, the cam shaft is arranged in the mounting plates, one end of the cam box body is fixedly provided with a friction group adjusting plate, and the friction group adjusting plate is mounted on the supporting leg.
By adopting the technical scheme, the friction group adjusting plate can adjust the cam friction mechanism so as to meet different use environments.
The invention has the beneficial effects that: as a linear sorting machine, the sorting trolley is driven to move along the rack by a linear motor, the belt on the sorting trolley is driven to rotate by a cam friction mechanism, so that articles are sorted, the cam friction transmission mechanism needs high motion precision, the sorting trolley is driven to move by the linear motor, and meanwhile, the driving mechanism is provided with a heat dissipation grid plate which covers all linear motor stators and is matched with a heat dissipation fan, so that the sorting machine can operate in a high-strength working environment; although the working space required by the linear motor is larger, the linear motor is matched with the rack, so that the maintenance is more convenient, and the rack and the linear motor at the section can be maintained by disassembling one section of side guard plate.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view, partly in section, of FIG. 1 of the present invention;
FIG. 3 is an enlarged schematic view taken at A of FIG. 2 of the present invention;
FIG. 4 is a schematic illustration of the present invention showing the sorting cart 13 and cam friction mechanism 14 of FIG. 3 in combination;
FIG. 5 is a side view of the invention of FIG. 4;
FIG. 6 is a schematic view, partly in section, of FIG. 4 of the present invention;
FIG. 7 is a schematic view of the sorting cart 13 of FIG. 3 according to the present invention;
FIG. 8 is a schematic view of the drive mechanism 12 of FIG. 3 according to the present invention;
fig. 9 is a top schematic view of fig. 8 of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
The specific implementation mode is as follows:
the following describes a specific embodiment of the present invention with reference to fig. 1 to 9, a linear sorting machine, which includes a frame 11, a driving mechanism 12, a sorting trolley 13 and a cam friction mechanism 14, wherein the driving mechanism 12 and the cam friction mechanism 14 are installed inside the frame 11 side by side along the length direction of the frame 11, and the sorting trolley 13 is installed on the frame 11; the sorting trolley 13 is matched with the driving mechanism 12, and the sorting trolley 13 moves along the length direction of the rack 11; the sorting trolley 13 is matched with the cam friction mechanism 14 to realize sorting;
the driving mechanism 12 comprises a linear motor stator 44, the linear motor stator 44 is installed on an installation seat 46, two sides of the linear motor stator 44 are respectively provided with a heat dissipation grid 53 fixed on the installation seat 46, one side of the heat dissipation grid 53 far away from the linear motor stator 44 is fixedly provided with a motor guard plate 54, one end of the heat dissipation grid 53 close to the installation seat 46 is provided with a plurality of heat dissipation fans 52 fixed on the installation seat 46, two ends of the linear motor stator 44 are respectively provided with a group of rubber wheels 47, the rubber wheels 47 are fixedly arranged on a supporting block 45, and the supporting block 45 is fixedly arranged on the installation seat 46.
Advantageously, the frame 11 includes two sets of side sealing plates 48, the two sets of side sealing plates 48 are connected by a plurality of support legs 51, a guide rail 50 is fixedly disposed on each set of side sealing plates 48, a tip sealing plate 49 is fixedly disposed at each end of each set of side sealing plates 48, and the mounting seat 46 is mounted on the support legs 51.
Beneficially, the sorting trolley 13 comprises a belt 15, a trolley frame 16 and a trolley bottom beam 30, two ends of the belt 15 are driven by head and tail rollers 41, the head and tail rollers 41 are rotatably connected with the trolley frame 16, the trolley bottom beam 30 is fixedly arranged on one side of the trolley frame 16 far away from the belt 15, a thrust plate 29 is fixedly arranged on one end of the trolley bottom beam 30 far away from the belt 15, and the thrust plate 29 is matched with the linear motor stator 44.
Beneficially, two ends of the trolley frame 16 are respectively provided with a guide wheel 18 in a rotating manner, the guide wheels 18 are arranged in the guide rail 50 in a rolling manner, one side of the guide wheel 18 away from the belt 15 is provided with a limiting wheel 19 rotatably connected with the trolley frame 16, the limiting wheel 19 rolls on the outer side of the guide rail 50, and the guide wheels 18 are axially perpendicular to the limiting wheel 19.
Advantageously, a buffer roller 42 is provided in the middle of the belt 15, which is rotatably connected to the trolley frame 16.
Advantageously, a pinch roller 37 is arranged on one side of the buffer roller 42, the buffer roller 42 and the pinch roller 37 are positioned on two sides of the belt 15, the pinch roller 37 is fixedly arranged on a gear shaft 35, the gear shaft 35 is rotatably connected with the trolley frame 16, a transmission bevel gear 34 fixed on the gear shaft 35 is arranged on one side of the pinch roller 37, a driving bevel gear 36 is engaged on one side of the transmission bevel gear 34, the driving bevel gear 36 is fixedly arranged on a transmission shaft 43, the transmission shaft 43 is connected with the trolley frame 16 through a bearing seat 33, and a friction wheel 20 is fixedly arranged on one end, far away from the belt 15, of the transmission shaft 43.
Advantageously, the cam friction mechanism 14 includes a cam box 27 and two rows of friction guide plates 21, the friction wheel 20 is installed between the two rows of friction guide plates 21, the two rows of friction guide plates 21 are symmetrically disposed on both sides of the friction wheel 20, each friction guide plate 21 is respectively fixed on a control workpiece 22, the control workpiece 22 is rotatably connected with the cam box 27, and a bearing 38 is rotatably disposed at an end of the control workpiece 22 away from the friction guide plate 21.
Advantageously, a servo motor 25 is fixedly arranged at one end of the cam box body 27 far away from the sorting trolley 13, the servo motor 25 controls a synchronous pulley 26, the synchronous pulley 26 drives two driving pulleys 28 through a synchronous belt 24, the driving pulleys 28 are fixedly arranged on a cam shaft 32, the cam shaft 32 is rotatably connected with the cam box body 27, a cam group 39 is arranged on the cam shaft 32, and the cam group 39 is matched with the bearing 38.
Advantageously, a spring 23 is fixedly arranged at one end of each control workpiece 22 close to the friction guide plate 21, one end of the spring 23 is fixedly connected with the control workpiece 22, and the other end of the spring 23 is fixedly connected with the synchronous pulley 26.
Advantageously, the device further comprises a plurality of mounting plates 40, wherein the mounting plates 40 are fixedly connected with the cam box body 27, the cam shaft 32 is arranged in the mounting plates 40, one end of the cam box body 27 is fixedly provided with a friction group adjusting plate 31, and the friction group adjusting plate 31 is mounted on the supporting leg 51.
The use method of the invention comprises the following steps:
the sorting trolley 13 is matched with the driving mechanism 12 to realize that the sorting trolley 13 moves along the rack 11, and the sorting trolley 13 is matched with the cam friction mechanism 14 to realize that the belt 15 on the sorting trolley 13 rotates to sort the articles;
after the driving mechanism 12 is started, the linear motor stator 44 is matched with the thrust plate 29, the thrust plate 29 slides along the linear motor stator 44, under the matching use of the rubber wheel 47, the thrust plate 29 drives the trolley bottom beam 30 and the trolley frame 16 to move, the sorting trolley 13 slides along the rack 11, and the guide wheel 18 and the limiting wheel 19 roll along the guide rail 50;
after the cam friction mechanism 14 is started, the servo motor 25 controls the synchronous belt pulley 26 to rotate, the synchronous belt pulley 26 drives the transmission belt pulley 28 to rotate through the synchronous belt 24, the transmission belt pulley 28 drives the cam shaft 32 to rotate, the cam shaft 32 drives the cam group 39 to rotate, after the big end of the cam group 39 contacts the bearing 38, the cam group 39 pushes the axis of the bearing 38 to deviate, the control workpiece 22 drives the friction guide plate 21 to move, the bearing 38 drives the control workpiece 22 to rotate, after the big end of the cam group 39 is far away from the bearing 38, the bearing 38 resets under the action of the spring 23, the control workpiece 22 drives the friction guide plate 21 to reset, and the friction guide plates 21 in two rows do not synchronously move due to inconsistent distribution of the big end of the cam group 39, and the friction wheel 20 is driven to rotate under the matched movement of the friction guide plates 21 in two rows;
the friction wheel 20 drives the transmission shaft 43 to rotate, the transmission shaft 43 drives the driving bevel gear 36 to rotate, the driving bevel gear 36 drives the driving bevel gear 34 to rotate through meshing, the driving bevel gear 34 is detected by the gear shaft 35 to rotate, the gear shaft 35 drives the belt pressing wheel 37 to rotate, and the belt pressing wheel 37 drives the belt 15 to rotate through friction.
The invention is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.
Claims (10)
1. A straight line sorting machine which characterized in that: the sorting machine comprises a rack, a driving mechanism, a sorting trolley and a cam friction mechanism, wherein the driving mechanism and the cam friction mechanism are arranged in the rack side by side along the length direction of the rack, and the sorting trolley is arranged on the rack; the sorting trolley is matched with the driving mechanism, and moves along the length direction of the rack; the sorting trolley is matched with the cam friction mechanism;
the driving mechanism comprises a linear motor stator, the linear motor stator is installed on an installation seat, two sides of the linear motor stator are respectively provided with a heat dissipation grid fixed on the installation seat, one side, far away from the linear motor stator, of the heat dissipation grid is fixedly provided with a motor protection plate, one end, close to the installation seat, of the heat dissipation grid is provided with a plurality of heat dissipation fans fixed on the installation seat, two ends of the linear motor stator are respectively provided with a group of rubber wheels, the rubber wheels are fixedly arranged on supporting blocks, and the supporting blocks are fixedly arranged on the installation seat.
2. The linear sorter according to claim 1, wherein: the frame includes two sets of side shrouding, and is two sets of connect through a plurality of landing legs between the side shrouding, every group the fixed guide rail that is equipped with on the side shrouding, the both ends of side shrouding are fixed respectively and are equipped with an end shrouding, the mount pad is installed on the landing leg.
3. The linear sorter according to claim 2, wherein: the sorting trolley comprises a belt, a trolley frame and a trolley bottom beam, wherein the two ends of the belt are driven by head and tail rollers, the head and tail rollers are rotatably connected with the trolley frame, the trolley frame is far away from one side of the belt, the trolley bottom beam is fixedly arranged, one end of the trolley bottom beam, far away from the belt, is fixedly provided with a thrust plate, and the thrust plate is matched with the linear motor stator.
4. A linear sorter as claimed in claim 3 wherein: the two ends of the trolley frame are respectively provided with a guide wheel in a rotating mode, the guide wheels are arranged in the guide rails in a rolling mode, one side, far away from the belt, of each guide wheel is provided with a limiting wheel which is connected with the trolley frame in a rotating mode, the limiting wheels roll on the outer sides of the guide rails, and the guide wheels are axially perpendicular to the limiting wheels.
5. The linear sorter according to claim 4, wherein: and a buffer roller which is rotationally connected with the trolley frame is arranged in the middle of the belt.
6. The linear sorter according to claim 5, wherein: one side of buffer roll is equipped with the pinch roller, the buffer roll with the pinch roller is located the both sides of belt, the pinch roller is fixed to be set up on the gear shaft, the gear shaft with the dolly frame rotates to be connected, one side of pinch roller is equipped with to be fixed the epaxial transmission bevel gear of gear, the meshing of one side of transmission bevel gear has drive bevel gear, drive bevel gear is fixed to be set up on the transmission shaft, the transmission shaft pass through the bearing frame with dolly frame attach, the transmission shaft is kept away from the fixed friction pulley that is equipped with of one end of belt.
7. The linear sorter according to claim 6, wherein: the cam friction mechanism comprises a cam box body and two rows of friction guide rail plates, friction wheels are arranged between the two rows of friction guide rail plates, the two rows of friction guide rail plates are symmetrically arranged on two sides of the friction wheels, each friction guide rail plate is respectively fixed on a control workpiece, the control workpiece is rotatably connected with the cam box body, and one end of the control workpiece, which is far away from the friction guide rail plates, is rotatably provided with a bearing.
8. The linear sorter according to claim 7, wherein: the sorting trolley is characterized in that a servo motor is fixedly arranged at one end, far away from the sorting trolley, of the cam box body, the servo motor controls a synchronous belt pulley, the synchronous belt pulley is provided with two transmission belt pulleys through synchronous belt transmission, the transmission belt pulleys are fixedly arranged on a cam shaft, the cam shaft is rotatably connected with the cam box body, a cam group is arranged on the cam shaft, and the cam group is matched with the bearing.
9. The linear sorter according to claim 8, wherein: and one end of each control workpiece, which is close to the friction guide rail plate, is fixedly provided with a spring, one end of each spring is fixedly connected with the control workpiece, and the other end of each spring is fixedly connected with the synchronous belt wheel.
10. The linear sorter according to claim 9, wherein: still include a plurality of mounting panels, the mounting panel with cam box fixed connection, the camshaft sets up in the mounting panel, the fixed friction group regulating plate that is equipped with of one end of cam box, friction group regulating plate is installed on the landing leg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111180204.4A CN113857050B (en) | 2021-10-11 | 2021-10-11 | Linear sorting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111180204.4A CN113857050B (en) | 2021-10-11 | 2021-10-11 | Linear sorting machine |
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| Publication Number | Publication Date |
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| CN113857050A true CN113857050A (en) | 2021-12-31 |
| CN113857050B CN113857050B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111180204.4A Active CN113857050B (en) | 2021-10-11 | 2021-10-11 | Linear sorting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210039A (en) * | 1997-09-01 | 1999-03-10 | 格拉法控股公司 | Apparatus for sorting or selectively collecting single flat article conveyed by conveying belt |
| US20030038065A1 (en) * | 2001-08-01 | 2003-02-27 | Pippin James M. | Apparatus and method for mail sorting |
| CN2647859Y (en) * | 2003-09-29 | 2004-10-13 | 中国冶金建设集团鞍山焦化耐火材料设计研究总院 | Elastic cam abrasing transmission type tamping machine for tramping coking coal cake |
| CN205771553U (en) * | 2016-07-01 | 2016-12-07 | 北京马赫天诚科技有限公司 | There is the conveyer device of tensioning deviation-correcting function |
| CN110077793A (en) * | 2019-05-21 | 2019-08-02 | 江苏浩智智能科技有限公司 | Double-deck traffic circle band mechanism for sorting based on grid model control |
| CN211077472U (en) * | 2019-10-31 | 2020-07-24 | 民航成都物流技术有限公司 | Modular belt conveyor for airport luggage system |
| CN211563717U (en) * | 2019-12-19 | 2020-09-25 | 张阳明 | Linear electric motor alternately sorts machine |
| CN112499140A (en) * | 2020-11-30 | 2021-03-16 | 北京京东乾石科技有限公司 | Sorting trolley, magnetic rack and sorting machine |
-
2021
- 2021-10-11 CN CN202111180204.4A patent/CN113857050B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210039A (en) * | 1997-09-01 | 1999-03-10 | 格拉法控股公司 | Apparatus for sorting or selectively collecting single flat article conveyed by conveying belt |
| US20030038065A1 (en) * | 2001-08-01 | 2003-02-27 | Pippin James M. | Apparatus and method for mail sorting |
| CN2647859Y (en) * | 2003-09-29 | 2004-10-13 | 中国冶金建设集团鞍山焦化耐火材料设计研究总院 | Elastic cam abrasing transmission type tamping machine for tramping coking coal cake |
| CN205771553U (en) * | 2016-07-01 | 2016-12-07 | 北京马赫天诚科技有限公司 | There is the conveyer device of tensioning deviation-correcting function |
| CN110077793A (en) * | 2019-05-21 | 2019-08-02 | 江苏浩智智能科技有限公司 | Double-deck traffic circle band mechanism for sorting based on grid model control |
| CN211077472U (en) * | 2019-10-31 | 2020-07-24 | 民航成都物流技术有限公司 | Modular belt conveyor for airport luggage system |
| CN211563717U (en) * | 2019-12-19 | 2020-09-25 | 张阳明 | Linear electric motor alternately sorts machine |
| CN112499140A (en) * | 2020-11-30 | 2021-03-16 | 北京京东乾石科技有限公司 | Sorting trolley, magnetic rack and sorting machine |
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| CN113857050B (en) | 2023-10-13 |
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