CN207780587U - Trolley automatic control system - Google Patents
Trolley automatic control system Download PDFInfo
- Publication number
- CN207780587U CN207780587U CN201820257267.2U CN201820257267U CN207780587U CN 207780587 U CN207780587 U CN 207780587U CN 201820257267 U CN201820257267 U CN 201820257267U CN 207780587 U CN207780587 U CN 207780587U
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- Prior art keywords
- docking
- switch
- optoelectronic switch
- plc control
- inductive switch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001939 inductive effect Effects 0.000 claims abstract description 37
- 230000005693 optoelectronics Effects 0.000 claims abstract description 36
- 238000003032 molecular docking Methods 0.000 claims abstract description 29
- 238000001746 injection moulding Methods 0.000 claims description 46
- 230000007423 decrease Effects 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 abstract description 4
- 230000007115 recruitment Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 13
- 238000005096 rolling process Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000007812 deficiency Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The utility model discloses a kind of trolley automatic control systems, it is characterized by comprising PLC control centres, display screen, preceding inductive switch, rear inductive switch, preceding docking optoelectronic switch and after dock optoelectronic switch, the PLC control centres are connected with display screen, preceding inductive switch, rear inductive switch, preceding docking optoelectronic switch and rear docking optoelectronic switch respectively, the utility model is due to using the above structure, having many advantages, such as that structure novel, easy to control, recruitment cost is low, the die change time is short, work efficiency is high.
Description
Technical field
The utility model is related to technical field of vehicle, specifically a kind of trolley automatic control system.
Background technology
It is well known that existing shop worker is in carrying mould, and generally use platform truck or electronic trolley, manual platform
Vehicle or electronic trolley are required for operator to hold, and to grasp direction, the substantive deficiency of both trolleys is：Recruitment cost
Height, labor intensity is big, working efficiency is low.
Invention content
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, provide a kind of structure novel, it is easy to control, use
The trolley automatic control system that work is at low cost, the die change time is short, work efficiency is high.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of trolley automatic control system, it is characterised in that including PLC control centres, display screen, preceding inductive switch, after
Inductive switch, preceding docking optoelectronic switch and after dock optoelectronic switch, the PLC control centres open with display screen, preceding induction respectively
Pass, rear inductive switch, preceding docking optoelectronic switch are connected with rear docking optoelectronic switch,
Wherein, the preceding inductive switch and rear inductive switch are separately mounted on worktable support frame, to reach by preceding
The effect of inductive switch and rear inductive switch induction automatic positioning mold front console or aftertable position；
Docking optoelectronic switch, rear docking optoelectronic switch are separately mounted to worktable support frame side before described, in favor of logical
The location information of car body and injection molding machine is uploaded to PLC control centres by docking optoelectronic switch, rear docking optoelectronic switch before crossing, and is reached
The effect of automatic positioning.
The utility model, which can be equipped with, to be risen high position sensor and declines low sensors, and the rising high position sensor is under
It reduces level sensor to be respectively connected with PLC control centres, the rising high position sensor and decline low sensors are pacified respectively
On the car body of worm screw side, in favor of automatically controlling front left promotion by rising high position sensor and declining low sensors
The height that device, front right lifting device, rear left lifting device, rear right lifting device rise or fall, reaches the work of automatic running
With.
The utility model can be equipped with scanning radar and alarm, the scanning radar and alarm in the car body front end
Be connected respectively with PLC control centres, when car body 1 when walking, scanning radar 59 take front there is people or object to block row
The information is simultaneously uploaded to PLC control centres by journey, and PLC control centres 17 instruct alarm to send out alarm, notify people around from
Open, or object moved, after people or object leave, car body then contact alarm and continue it is automatic move ahead, reach the work of safe operation
With.
The program rate-determining steps of PLC control centres described in the utility model are：
The power switch on display screen is clicked manually；
One, the program step of trolley origin position is determined；
Two, the program step of mold is loaded；
Three, the program step of automatically walk；
Four, trolley is reached home the program step docked with injection molding machine；
Five, the program step of machined mold on injection molding machine is received；
Six, mold to be processed is conveyed to the program step of injection molding machine；
Seven, the program step of pallet changer return；
Eight, machined mold is run to the program step for putting area；
Nine, trolley comes back to origin；
Ten, continue to repeat step 1 to nine, until mold processes.
Program rate-determining steps in PLC control centres described in the utility model are specially：
One, the program step of trolley origin position is determined；
Start to automatically control scanning radar scanning, after the work start position for determining trolley, trolley is automatically stopped；
Two, the program step of mold is loaded；
（1）When loading mold, program receives the information in place of the rear inductive switch induced dies on aftertable automatically, automatically
Electric pushrod acts after instruction, and the rear locating detent on aftertable is stretched out and is inserted on tool and mould to be added；
Three, the program step of automatically walk；
It is finished when loading mold, program automatic command movable motor operation, driving trolley proceeds to more mold exchange terminal；
Four, trolley is reached home the program step docked with injection molding machine；
（1）The preceding docking optoelectronic switch that program receives trolley side automatically senses the information of injection molding machine, and automatic command
Movable motor and electric rotating machine align car body position, make the preceding lock pin of car body side and the receptacle alignment of injection molding machine；
（2）Program instruction line walks motor action, and driving car body is close to injection molding machine；
（3）Electric pushrod before program starts, the preceding lock pin of electric pushrod is inserted into the insertion of injection molding machine side before making；
Five, the program step of machined mold on injection molding machine is received；
（1）Program instruction feeder motor is run, and drive sprocket, driven sprocket of the feeder motor through conveying on retarder will move
Power is transferred to connection horizontal axis, and power is transported to the left connection longitudinal axis by connection horizontal axis through left cross axle converter again, through right cross axle
Converter is transported on the right connection longitudinal axis, by the left connection longitudinal axis drive front left lifting device and rear left lifting device rise or under
Drop, by the right connection longitudinal axis driving front right lifting device and rear right lifting device rise or fall, make the front left lifting device,
Front right lifting device, rear left lifting device, rear right lifting device, which have reached to synchronize, to be risen or fallen, when rising high position sensor sense
Pallet changer should be arrived to rise information in place and the information is uploaded to PLC control centres,
（2）Program perceptually increases the information of level sensor upload and automatic command feeder motor stops；Work before at this time
Platform is concordant with the rolling upper plane of workbench of injection molding machine,
（3）Roll drive motor is run before program instruction, and the machined mould finished come is moved through from injection molding machine to receive
On tool to front console；
（4）Roll drive motor stops before the information that inductive switch uploads before program perception simultaneously instructs, and electronic is pushed away before instructing
The prelocalization bolt return of bar；Prelocalization electric pushrod acts, and prelocalization bolt is inserted into the hole of mold, mold is locked
On front console；
Six, mold to be processed is conveyed to the program step of injection molding machine；
（1）Program instruction line walks motor action, and driving trolley is moved along injection molding machine, and program docks optoelectronic switch after receiving
After the induction information for sensing injection molding machine, that is, movable motor is instructed to stop, electric pushrod acts after then instructing, by rear positioning lock
Pin is inserted into injection molding machine and rolls on workbench, and the locking on rolling work, and car body is made to be fixed with numerical control table, NC table,
（2）The rear locating detent return that electric pushrod is positioned after program instruction, makes mold to be processed unlock, then
Roll drive motor acts after instruction, drives the rear unit roller rotation on aftertable, mold to be processed is driven to be moved to injection molding
On the rolling workbench of machine, after receiving after inductive switch induced dies leave message, roll drive motor after program instructs
Stop, and instruct after electric pushrod drive after locating detent return；
Seven, the program step of pallet changer return；
（1）Program instruction feeder motor is run, drive front left lifting device, front right lifting device, rear left lifting device and
Rear right lifting device declines, and after receiving decline low sensors induction information in place, that is, shows front left lifting device, front right
Lifting device, rear left lifting device and rear right lifting device return,
Eight, machined mold is run to the program step for putting area；
Program, that is, dos command line DOS walks motor action, and driving car body automatically returns to die layout area；
Nine, trolley comes back to origin；
Ten, continue to repeat step 1 to nine, until mold processes.
The utility model can increase by the program step of the automatically walk of described program step 4（2）Step：
Turning program step.
Turning program step described in the utility model is specially：
When needing turning, the action of program instruction electric rotating machine drives driver pinion to rotate in a circumferential direction along external toothing, drives
Drive wheel bracket rotation, after drive wheel bracket drives driving wheel rotation one angle to next straight trip route, electric rotating
Machine stops, and movable motor continues driving and moves ahead, and band motor vehicles bodies continue to move to.
The utility model can also be in described program step 3（1）Step or（2）Objects in front is equipped in step
Scan alarming step；Alternatively, also being provided with objects in front in described program step 8 scans alarming step.
The objects in front scans alarming step：
I.e. when car body is in keeping straight on or rotating walking process, program receives scanning radar scanning has people or object to front
When blocking stroke, that is, instructs alarm to send out alarm, notify people around to leave, or object is moved, after people or object leave, journey
Sequence automatically terminates alarm and continues automatic move ahead.
Structure novel, easy to control, recruitment cost is low, die change due to using the above structure, having for the utility model
The advantages that time is short, work efficiency is high.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is scanning radar in the utility model, alarm, rises high position sensor and decline the peace of low sensors
Holding position figure.
Fig. 3 be preceding inductive switch in the utility model, rear inductive switch, preceding docking optoelectronic switch and after dock optoelectronic switch
Installation site figure.
Specific implementation mode
The utility model is further illustrated below in conjunction with the accompanying drawings：
As shown in the picture, a kind of trolley automatic control system, it is characterised in that including PLC control centres 17, display screen
64, preceding inductive switch 51, rear inductive switch 52, preceding docking optoelectronic switch 53 and rear docking optoelectronic switch 54, in the PLC controls
The heart respectively with display screen 64, preceding inductive switch 51, rear inductive switch 52, preceding dock optoelectronic switch 53 and rear docking optoelectronic switch 54
It is connected,
Wherein, the preceding inductive switch 51 and rear inductive switch 52 are separately mounted on worktable support frame 37, to reach
Pass through the effect of preceding inductive switch 51 and the induction of rear inductive switch 52 automatic positioning mold front console or aftertable position；
Docking optoelectronic switch 53, rear docking optoelectronic switch 54 are separately mounted to 37 side of worktable support frame before described, with
The location information of car body and injection molding machine is uploaded in PLC controls conducive to by preceding docking optoelectronic switch, rear docking optoelectronic switch
The heart has the function that automatic positioning.
The utility model, which can be equipped with, rises high position sensor 65 and decline low sensors 66, the rising high position sensor
65 and decline low sensors 66 be connected respectively with PLC control centres 17, the risings high position sensor 65 and decline low level
Sensor 66 is separately mounted on the car body 1 of worm screw side, in favor of by rising high position sensor and declining low sensors
The height that front left lifting device, front right lifting device, rear left lifting device, rear right lifting device rise or fall is automatically controlled,
Have the function that automatic running.
The utility model can be equipped with scanning radar 59 and alarm 67 in 1 front end of the car body, the scanning radar and
Alarm is connected with PLC control centres respectively, when car body 1 when walking, scanning radar 59 take front have people or object
It blocks stroke and the information is uploaded to PLC control centres, PLC control centres 17 instruct alarm to send out alarm, notice week
Enclose people to leave, or object moved, after people or object leave, car body then contact alarm and continue it is automatic move ahead, reach safe fortune
Capable effect.
The program rate-determining steps of PLC control centres described in the utility model are：
The power switch on display screen is clicked manually；
One, the program step of trolley origin position is determined；
Two, the program step of mold is loaded；
Three, the program step of automatically walk；
Four, trolley is reached home the program step docked with injection molding machine；
Five, the program step of machined mold on injection molding machine is received；
Six, mold to be processed is conveyed to the program step of injection molding machine；
Seven, the program step of pallet changer return；
Eight, machined mold is run to the program step for putting area；
Nine, trolley comes back to origin；
Ten, continue to repeat step 1 to nine, until mold processes.
Program rate-determining steps in PLC control centres described in the utility model are specially：
One, the program step of trolley origin position is determined；
Start to automatically control scanning radar scanning, after the work start position for determining trolley, trolley is automatically stopped；
Two, the program step of mold is loaded；
（1）When loading mold, program receives the information in place of the rear inductive switch induced dies on aftertable automatically, automatically
Electric pushrod acts after instruction, and the rear locating detent on aftertable is stretched out and is inserted on tool and mould to be added；
Three, the program step of automatically walk；
It is finished when loading mold, program automatic command movable motor operation, driving trolley proceeds to more mold exchange terminal；
Four, trolley is reached home the program step docked with injection molding machine；
（1）The preceding docking optoelectronic switch that program receives trolley side automatically senses the information of injection molding machine, and automatic command
Movable motor and electric rotating machine align car body position, make the preceding lock pin of car body side and the receptacle alignment of injection molding machine；
（2）Program instruction line walks motor action, and driving car body is close to injection molding machine；
（3）Electric pushrod before program starts, the preceding lock pin of electric pushrod is inserted into the insertion of injection molding machine side before making；
Five, the program step of machined mold on injection molding machine is received；
（1）Program instruction feeder motor is run, and feeder motor 30 is through conveying drive sprocket, driven sprocket on retarder 29
Connection horizontal axis 33 is transmitted power to, power is transported to the left connection longitudinal axis by connection horizontal axis 33 through left cross axle converter 31 again
34, it is transported on the right connection longitudinal axis 35 through right cross axle converter 32, front left lifting device 25 is driven by the left connection longitudinal axis 34
It is risen or fallen with rear left lifting device 27, front right lifting device 26 and rear right lifting device 28 is driven by the right connection longitudinal axis 35
It rises or falls, makes the front left lifting device 25, front right lifting device 26, rear left lifting device 27, rear right lifting device 28
Reach to synchronize and rise or fall, has sensed that pallet changer rises information and will be in the information in place when rising high position sensor
PLC control centres are reached,
（2）Program perceptually increases the information of level sensor upload and automatic command feeder motor stops；Work before at this time
Platform is concordant with the rolling upper plane of workbench of injection molding machine,
（3）Roll drive motor is run before program instruction, and the machined mould finished come is moved through from injection molding machine to receive
On tool to front console；
（4）Roll drive motor stops before the information that inductive switch uploads before program perception simultaneously instructs, and electronic is pushed away before instructing
The prelocalization bolt return of bar；Prelocalization electric pushrod acts, and prelocalization bolt is inserted into the hole of mold, mold is locked
On front console；
Six, mold to be processed is conveyed to the program step of injection molding machine；
（1）Program instruction line walks motor action, and driving trolley is moved along injection molding machine, and program docks optoelectronic switch after receiving
After 54 sense the induction information of injection molding machine, that is, instruct movable motor 14 stop, then instruct after electric pushrod 56 act, will after
Locating detent is inserted into injection molding machine and rolls on workbench, and the locking on rolling work, and car body 1 is made to be fixed with numerical control table, NC table,
（2）The rear locating detent return that electric pushrod is positioned after program instruction, makes mold to be processed unlock, then
Roll drive motor 43 acts after instruction, drives the rear unit roller rotation on aftertable, mold to be processed is driven to be moved to note
On the rolling workbench of molding machine, after receiving after 52 induced dies leave message of inductive switch, program instructs back roller driving
Locating detent return after motor 43 stops, and electric pushrod 56 drives after instruction；
Seven, the program step of pallet changer return；
（1）Program instruction feeder motor 30 is run, and drives front left lifting device, front right lifting device, rear left lifting device
Decline with rear right lifting device, when receive decline low sensors and incude information in place after, that is, show front left lifting device, preceding
Right lifting device, rear left lifting device and rear right lifting device return,
Eight, machined mold is run to the program step for putting area；
Program, that is, dos command line DOS walks motor action, and driving car body automatically returns to die layout area；
Nine, trolley comes back to origin；
Ten, continue to repeat step 1 to nine, until mold processes.
The utility model can increase by the program step of the automatically walk of described program step 4（2）Step：
Turning program step.
Turning program step described in the utility model is specially：
When needing turning, the action of program instruction electric rotating machine drives driver pinion to rotate in a circumferential direction along external toothing, drives
Drive wheel bracket rotation, after drive wheel bracket drives driving wheel rotation one angle to next straight trip route, electric rotating
Machine stops, and movable motor continues driving and moves ahead, and band motor vehicles bodies continue to move to.
The utility model can also be in described program step 3（1）Step or（2）Objects in front is equipped in step
Scan alarming step；Alternatively, also being provided with objects in front in described program step 8 scans alarming step.
The objects in front scans alarming step：
I.e. when car body 1 is in keeping straight on or rotating walking process, program receive the scanning of scanning radar 59 to front someone or
When object blocks stroke, that is, instructs alarm to send out alarm, notify people around to leave, or object is moved, when people or object leave
Afterwards, program automatically terminates alarm and continues automatic move ahead.
The utility model clicks the switch button on display screen when automatically controlling trolley, and PLC control centres power on,
After large-scale mold to be processed is placed on the aftertable of car body by operating personnel by hanging, rear inductive switch
Sense that the information information and is uploaded to PLC control centres by mold in place, PLC control centres position electric pushrod after instructing
Action, rear locating detent is stretched out and is inserted on tool and mould to be added, mold is located on aftertable, then dos command line DOS again
Motor action is walked, driving car body moves ahead, and when needing turning, PLC control centres instruct electric rotating machine action, drive driver pinion
It rotates in a circumferential direction along external toothing, drive wheel bracket rotation, drive wheel bracket has been driven driving wheel to be driven to rotate an angle,
It turns to after next straight trip route, electric rotating machine stops, and movable motor continues driving and moves ahead, and band motor vehicles bodies are moved to injection molding machine,
When car body 1 in the process of walking, when scanning radar 59 take front there is people or object to block stroke when, PLC control centres 17
That is instruction alarm sends out alarm, notifies people around to leave, or object is moved, and after people or object leave, car body then releases report
It warns and continues to proceed to injection molding machine automatically, when car body is moved to injection molding machine side, preceding docking optoelectronic switch 53 senses injection molding
The information is simultaneously uploaded to PLC control centres 17 by the induction information of machine, PLC control centres 17 instruct the action of electric rotating machine 8 and
Movable motor 14 aligns car body direction, makes the receptacle alignment of the preceding lock pin and injection molding machine of 1 side of car body, then car body 1 is driven to lean on
To after the rolling workbench of injection molding machine, preceding electric pushrod 55 starts, and lock pin is inserted into numerical control and rolls workbench side before driving
In jack, and locking, after so that car body 1 is fixed with numerical control table, NC table, PLC control centres 17 drive feeder motor 30 to run, conveying
Drive sprocket, driven sprocket of the motor 30 through conveying on retarder 29 transmit power to connection horizontal axis 33, and connection horizontal axis 33 is again
Power is transported to the left connection longitudinal axis 34 through left cross axle converter 31, the right connection longitudinal axis is transported to through right cross axle converter 32
On 35, drives front left lifting device 25 and rear left lifting device 27 to rise or fall by the left connection longitudinal axis 34, pass through right connection
The longitudinal axis 35 drives front right lifting device 26 and rear right lifting device 28 to rise or fall, and makes the front left lifting device 25, front right
Lifting device 26, rear left lifting device 27, rear right lifting device 28, which have reached to synchronize, to be risen or fallen, when rising high position sensor
Sense that pallet changer rises information in place and the information is uploaded to PLC control centres, PLC control centres instruct conveying
Motor stops, and front console is concordant with the rolling upper plane of workbench of injection molding machine at this time, before then PLC control centres 17 control
Roll drive motor 39 acts, and receives and is moved through on the machined mold to front console finished come from injection molding machine, current to feel
51 induced dies of inductive switch are in place after information, and roll drive motor 39 stops before PLC control centres 17 instruct, and prelocalization is electronic to be pushed away
Bar 49 acts, and prelocalization bolt 57 is inserted into the hole of mold, after mold is locked on front console, meanwhile, PLC controls
Electric pushrod 55 drives prelocalization bolt return before center 17 instructs, at this point, PLC control centres 17 start to drive movable motor 14
Move forward along injection molding machine, when after docking optoelectronic switch 54 sense the induction information of injection molding machine after, PLC control centres 17 i.e. instruct
Movable motor 14 stops, and rear electric pushrod 56 acts, and rear locating detent, which is inserted into injection molding machine, to be rolled on workbench, and is being rolled
Locking in work makes car body 1 be fixed with numerical control table, NC table, and positioning electric pushrod positions after driving after PLC control centres 17 instruct
Lock pin return makes mold to be processed unlock, then PLC control centres 17 instruct after roll drive motor 43 act, will after
Mold to be processed is moved on the rolling workbench of injection molding machine on workbench, when after 52 induced dies leave message of inductive switch
Afterwards, locating detent returns after roll drive motor 43 stops after PLC control centres 17 instruct, and electric pushrod 56 drives after instruction
, then PLC control centres 17 instruct feeder motor 30 to run again, and front left lifting device, front right lifting device, rear left is driven to carry
It rises device and rear right lifting device declines, reduce level sensor instantly and incude information in place and the information is uploaded to PLC controls
Center shows front left lifting device, front right lifting device, rear left lifting device and rear right lifting device return, and drives simultaneously
Dynamic running gear action, driving car body automatically return to mold area and carry out the unloading of machined mold and the shipment of tool and mould to be added.
Structure novel, easy to control, recruitment cost is low, die change due to using the above structure, having for the utility model
The advantages that time is short, work efficiency is high.
Claims (3)
1. a kind of trolley automatic control system, it is characterised in that including PLC control centres, display screen, preceding inductive switch, rear sense
Inductive switch, preceding docking optoelectronic switch and after dock optoelectronic switch, the PLC control centres respectively with display screen, preceding inductive switch,
Inductive switch, preceding docking optoelectronic switch are connected with rear docking optoelectronic switch afterwards,
Wherein, the preceding inductive switch and rear inductive switch are separately mounted on worktable support frame, to reach through preceding induction
The effect of switch and rear inductive switch induction automatic positioning mold front console or aftertable position；
Docking optoelectronic switch, rear docking optoelectronic switch are separately mounted to worktable support frame side before described, before passing through
The location information of car body and injection molding machine is uploaded to PLC control centres by docking optoelectronic switch, rear docking optoelectronic switch, reaches automatic
The effect of positioning.
2. a kind of trolley automatic control system according to claim 1, it is characterised in that be equipped with and rise high position sensor
With decline low sensors, the rising high position sensor and decline low sensors are connected with PLC control centres respectively, institute
It states to rise high position sensor and decline low sensors and be separately mounted on the car body of worm screw side.
3. a kind of trolley automatic control system according to claim 2, it is characterised in that the car body front end is equipped with
Scanning radar and alarm, the scanning radar and alarm are connected with PLC control centres respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257267.2U CN207780587U (en) | 2018-02-13 | 2018-02-13 | Trolley automatic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257267.2U CN207780587U (en) | 2018-02-13 | 2018-02-13 | Trolley automatic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207780587U true CN207780587U (en) | 2018-08-28 |
Family
ID=63209804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820257267.2U Expired - Fee Related CN207780587U (en) | 2018-02-13 | 2018-02-13 | Trolley automatic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207780587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107833A (en) * | 2018-02-13 | 2018-06-01 | 威海力磁电气有限公司 | Trolley automatic control system |
-
2018
- 2018-02-13 CN CN201820257267.2U patent/CN207780587U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108107833A (en) * | 2018-02-13 | 2018-06-01 | 威海力磁电气有限公司 | Trolley automatic control system |
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| GR01 | Patent grant | ||
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Granted publication date: 20180828 |