CN111762520A - Flat car drags and draws assembly line - Google Patents

Flat car drags and draws assembly line Download PDF

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Publication number
CN111762520A
CN111762520A CN202010537154.XA CN202010537154A CN111762520A CN 111762520 A CN111762520 A CN 111762520A CN 202010537154 A CN202010537154 A CN 202010537154A CN 111762520 A CN111762520 A CN 111762520A
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CN
China
Prior art keywords
flat
conveying mechanism
driving
flat car
move
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Pending
Application number
CN202010537154.XA
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Chinese (zh)
Inventor
黎章杰
吴泽昊
程坤
马晨浩
吴飞
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Wuhan University of Technology WUT
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Wuhan University of Technology WUT
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Application filed by Wuhan University of Technology WUT filed Critical Wuhan University of Technology WUT
Priority to CN202010537154.XA priority Critical patent/CN111762520A/en
Publication of CN111762520A publication Critical patent/CN111762520A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G35/00Mechanical conveyors not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P21/00Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
    • B23P21/004Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention discloses a flat trolley towing assembly line which comprises a towing device, a moving device and a control device, wherein the towing device comprises a driving mechanism and a conveying mechanism, the driving mechanism is connected with the conveying mechanism and is used for driving the conveying mechanism to move, and a baffle plate capable of moving along with the conveying mechanism is fixedly arranged on the conveying mechanism; the moving device comprises a plurality of sequentially and movably connected flat-plate trolley groups and a guide rail for each flat-plate trolley group to move, each flat-plate trolley group is provided with a first traction pin shaft, and the first traction pin shaft of the front-most flat-plate trolley group is used for being abutted against the baffle plate so as to drive the flat-plate trolley groups to move when the baffle plate moves; the control device is electrically connected with the traction device and is used for driving the traction device to move according to a preset track. The assembly line moving device replaces a manual mode to move the assembly line, reduces the use of manpower and accelerates the working efficiency.

Description

Flat car drags and draws assembly line
Technical Field
The invention relates to the technical field of heavy machinery, in particular to a flat car dragging assembly line.
Background
At present, in the field of heavy industry, the assembly process of large parts generally needs a plurality of working procedures, and assembly line type stations are adopted for assembly at the same time for improving the assembly efficiency, and the assembly is continuously circulated. After all stations are assembled, the assembly part of the last station needs to be moved away, the assembly line needs to move forward by one station, namely the original (N-1) th station is moved to the position of the Nth station, and so on, the 1 st station is left to place a new unassembled part for assembly of the 1 st procedure. At present, the assembly production line of large parts mostly adopts an artificial mode, so that labor and time are wasted, the organization is disordered, the assembly waiting time is long, and the assembly efficiency is low.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a flat car dragging assembly line which can replace a manual mode to move an assembly line and reduce the use of manpower.
In order to achieve the purpose, the invention adopts the following technical scheme:
a flat car dragging assembly line, which comprises a traction device, a movement device and a control device, wherein,
the traction device comprises a driving mechanism and a conveying mechanism, the driving mechanism is connected with the conveying mechanism and is used for driving the conveying mechanism to move, and a baffle plate capable of moving along with the conveying mechanism is fixedly arranged on the conveying mechanism;
the moving device comprises a plurality of sequentially and movably connected flat-plate trolley groups and a guide rail for each flat-plate trolley group to move, each flat-plate trolley group is provided with a first traction pin shaft, and the first traction pin shaft of the front-most flat-plate trolley group is used for being abutted against the baffle plate so as to drive the flat-plate trolley groups to move when the baffle plate moves;
the control device is electrically connected with the traction device and is used for driving the traction device to move according to a preset track.
Compared with the prior art, the flat car dragging assembly line provided by the invention has the advantages that the control device controls the traction device to move according to the preset track, the baffle arranged on the traction device is utilized to transfer traction force, and the flat car groups corresponding to all stations can be driven to move on the guide rail, so that the movement of the assembly line is realized, a manual mode is replaced, the semi-automation is realized, the use of manpower is reduced, the time and the labor are saved, and the working efficiency is accelerated.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a flatbed cart towing line according to the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of a preferred embodiment of the traction principle of the present invention;
FIG. 4 is a system diagram of a preferred embodiment of a flatbed cart towing pipeline provided by the present invention;
FIG. 5 is a block diagram of a control device for a flat car towing line according to a preferred embodiment of the present invention;
FIG. 6 is a schematic diagram of a preferred embodiment of the console in the flatbed cart towing line according to the present invention;
fig. 7 is a schematic view of a preferred embodiment of the station indicating column in the flat car towing line provided by the present invention.
Detailed Description
The invention provides a flat car dragging assembly line, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail below by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
Referring to fig. 1 to 4, the flatbed cart towing line according to the embodiment of the present invention includes a towing device 1, a moving device 2, and a control device 3, wherein,
the traction device 1 comprises a driving mechanism 11 and a conveying mechanism 12, the driving mechanism 11 is connected with the conveying mechanism 12 and used for driving the conveying mechanism 12 to move, a baffle 13 capable of moving along with the conveying mechanism 12 is fixedly arranged on the conveying mechanism 12, the conveying mechanism 12 is used for transmitting the driving force of the driving mechanism 11 to the baffle 13, and the baffle 13 is used for transmitting the traction force to the movement device 2 so as to enable the movement device 2 to move.
The moving device 2 comprises a plurality of sequentially and movably connected flat plate trolley groups 21 and a guide rail 22 for each flat plate trolley group 21 to move, each flat plate trolley group 21 is provided with a first traction pin shaft 211, the first traction pin shaft 211 of the front flat plate trolley group 21 is used for being abutted to the baffle 13, so that the baffle 13 drives the flat plate trolley groups 21 to move when moving, each flat plate trolley group 21 corresponds to a station, traction force is transmitted to the front flat plate trolley group 21 through the baffle 13, then the front flat plate trolley group 21 sequentially transmits the traction force to the rear connected flat plate trolley groups, and therefore the moving of the whole moving device 2 is realized, namely the moving of the whole assembly line is replaced by the process of manually moving the assembly line, manpower is reduced, and the preferred number of the flat plate trolley groups 21 is 12, correspond with 12 production stations respectively, the distance that telecontrol equipment 2 moved at every turn is the length of a station, and after the dull and stereotyped trolley group 21 of foremost moved the length of a station, hang away the part on this dull and stereotyped trolley group 21 through the crane to drag this dull and stereotyped trolley group 21 to the rearmost of telecontrol equipment 2 through fork truck, make it correspond with the station of rearmost end, and make dull and stereotyped trolley group 21 of second position be in foremost and with baffle 13 butt, thereby realized the removal and the recycling of assembly line, reduced artifical process of participating in, labour saving and time saving, accelerated work efficiency moreover.
The control device 3 is electrically connected with the traction device 1 and is used for driving the traction device 1 to move according to a preset track, specifically, the control device 3 enables the traction device 1 to move and enables the traction device 1 to drive the movement device to move for a distance of one station at a time, and then movement of the assembly line is achieved.
Referring to fig. 1, the driving mechanism 11 in this embodiment includes a driving motor 111 and a motor mounting base 112, the driving motor 111 is fixed on the motor mounting base 112, an output shaft of the driving motor 111 is connected to the conveying mechanism 12 and is used for driving the conveying mechanism 12 to move, and specifically, the driving motor 111 is a three-phase servo motor.
Referring to fig. 1 and fig. 2, the conveying mechanism 12 in this embodiment includes a driving sprocket 121, a driven sprocket 122, a plurality of idlers 123 and a chain 124, the driving sprocket 121 is connected to an output shaft of the driving motor 111, the chain 124 is wound around the driving sprocket 121 and the driven sprocket 122, each idler 123 is used for supporting the chain 124 and is connected to the chain 124 in a sliding manner, and the baffle 13 is fixed to one of the links of the chain 124.
Further, since the shutter 13 is moved from one side of the conveying mechanism 12 to the other side of the conveying mechanism 12, the flapper 13 cannot abut against the first drag pin 211 of the flatcar group 21, and after the conveying mechanism 12 needs to be idled for a certain period of time to return the flapper 13 to one side of the conveying mechanism 12, again, abutting the first traction pin 211 of the flat car consist 21, is certainly time and energy consuming, so in the preferred embodiment of the invention, the number of the baffle plates 13 is 2, two baffle plates 13 are respectively fixed on two different chain links of the chain 124, and when one of the baffles 13 is positioned on one side of the conveying mechanism 12, the other baffle 13 is positioned on the other side of the conveying mechanism 12, so that when one of said flaps 13 is transported from one side to the other, the other flap 13 can be transported from the other side to the one side to abut against said movement means 2.
Referring to fig. 3, the flat car group 21 includes two movably connected cars 212, the two cars 212 are both slidably connected to the guide rail 22, a reinforcing ring 2121 is formed at a head of each car 212, the first traction pin shaft 211 is sleeved in the reinforcing ring 2121, a tension ring 2122 is formed at a tail of each car 212, the tension ring 2122 of a previous car of the flat car group 212 is connected to the reinforcing ring 2121 of a subsequent car by a second traction pin shaft 213, the tension ring 2122 of a subsequent car of the previous flat car group 212 is connected to the reinforcing ring 2121 of the subsequent flat car group 212 by the first traction pin shaft 211, and the cars are used to sequentially transfer traction forces, so that the movement of the whole assembly line is realized.
Referring to fig. 5 to 7, the control device 3 includes a PLC control system 31, a plurality of station indicating columns 32 and a master control board 33, a three-color indicator 321 is disposed on a top end of the station indicating column 32, a signaling button 322 is further disposed on the station indicating column 32, a plurality of function keys 331 and a plurality of station status indicator 332 are disposed on the master control board 33, and the PLC control system 31 is electrically connected to the three-color indicator 321, the signaling button 322, the function keys 331, the station status indicator 332 and the driving mechanism 11 (specifically, the driving motor 111).
In a preferred embodiment, the function keys 331 include at least a stop button, a start button, and an emergency stop button.
In a preferred embodiment, a buzzer for alarming is further arranged on the master console 33.
In a preferred embodiment, a plurality of electromagnetic sensors corresponding to the stations are arranged on the guide rail 22, and the electromagnetic sensors are electrically connected with the PLC control system.
In a preferred embodiment, the station indicating upright column 32 is further provided with an emergency stop button 323 and a buzzer, so that an operator can conveniently perform emergency braking when an accident occurs, when any emergency stop button is pressed, the driving motor 111 stops, the red light of the three-color indicating lamp 321 of the station is on, the buzzer gives an alarm, and after a worker relieves the fault of the station and presses the signaling button 322 of the station again, the driving motor 111 can be started again.
For better understanding of the present invention, the following detailed description of the technical solution of the present invention is provided with reference to fig. 1 to 7:
1. when the assembly line stops moving, the PLC control system 31 controls the green light of the three-color indicator 321 to be on, and at this time, workers at each station can assemble the workpiece;
2. after the worker finishes assembling, the signaling button 322 is pressed, the signaling indicator lamp 324 on the station indicating upright column 32 is on, and the PLC control system 31 controls the corresponding station state indicator lamp 332 on the master control console 33 to be also on;
3. when all the 12 stations are assembled and the signaling button 322 is pressed, the PLC control system 31 controls all the 12 station status indicator lamps 332 of the general control console 33 to be on, and simultaneously the PLC control system 31 also controls the buzzer to give an alarm (at this time, the assembly part and the trolley are ready to be carried away after the assembly of the head station is completed);
4. when a worker hears a buzzer alarm sound of a master control console 33, whether 12 station state indicator lamps 332 are all on is confirmed, if yes, a start button is pressed, and at the moment, after receiving a start signal of the pneumatic button, a PLC control system 31 drives a driving motor 111 to start, so that the driving motor 111 drives a driving chain wheel 121 to rotate to drive a chain 124 to move, a baffle 13 arranged on the chain 124 transmits force and movement to a rear flat small car group 21 (24 cars in total for 12 stations) through a first traction pin shaft 211 of the head-end flat small car group 21, and a production line starts to pull, and at the moment, the PLC control system 31 controls yellow lamps in three-color indicator lamps 321 on 12 station indication upright posts 32 to flash, and the buzzer alarms;
5. when the flat-panel trolley group 21 at the second station walks over the electromagnetic sensor arranged at the first station, the electromagnetic sensor sends a signal to the PLC control system 31, the PLC control system 31 controls the power supply of the driving motor 111 to be cut off, the driving motor 111 is stopped, the signaling indicator lamps 324 of 12 stations and the station state indicator lamps 332 on the master control board 33 are controlled to be turned off, the trolley 212 slides, when the rear wheel of the trolley touches the baffle 13, the trolley stops, the green lamps of the three-color indicator lamps 321 of all stations are turned on, and at the moment, the stations start the assembly of the next assembly part to complete the movement of the whole assembly line.
In summary, the flat car towing assembly line provided by the invention utilizes the baffle plate arranged on the traction device to transmit traction force by controlling the traction device to move according to the preset track through the control device, so that the flat car groups corresponding to the stations can be driven to move on the guide rail, the movement of the assembly line is realized, a manual mode is replaced, semi-automation is realized, the use of manpower is reduced, time and labor are saved, and the working efficiency is accelerated.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.

Claims (10)

1. A flat car dragging assembly line is characterized by comprising a traction device, a movement device and a control device, wherein,
the traction device comprises a driving mechanism and a conveying mechanism, the driving mechanism is connected with the conveying mechanism and is used for driving the conveying mechanism to move, and a baffle plate capable of moving along with the conveying mechanism is fixedly arranged on the conveying mechanism;
the moving device comprises a plurality of sequentially and movably connected flat-plate trolley groups and a guide rail for each flat-plate trolley group to move, each flat-plate trolley group is provided with a first traction pin shaft, and the first traction pin shaft of the front-most flat-plate trolley group is used for being abutted against the baffle plate so as to drive the flat-plate trolley groups to move when the baffle plate moves;
the control device is electrically connected with the traction device and is used for driving the traction device to move according to a preset track.
2. The flat car dragging line according to claim 1, wherein the driving mechanism comprises a driving motor and a motor mounting seat, the driving motor is fixed on the motor mounting seat, and an output shaft of the driving motor is connected with the conveying mechanism and used for driving the conveying mechanism to move.
3. The flat car dragging line according to claim 2, wherein the conveying mechanism comprises a driving sprocket, a driven sprocket, a plurality of supporting rollers and a chain, the driving sprocket is connected with an output shaft of the driving motor, the chain is wound on the driving sprocket and the driven sprocket, each supporting roller is used for supporting the chain and is connected with the chain in a sliding manner, and the baffle is fixed on one of chain links of the chain.
4. The flatbed cart towing line of claim 3, wherein the number of the baffle plates is 2, two baffle plates are respectively fixed on two different chain links of the chain, and when one of the baffle plates is located at one side of the conveying mechanism, the other baffle plate is located at the other side of the conveying mechanism.
5. The flat car dragging assembly line according to claim 1, wherein the flat car group comprises two movably connected cars, the two cars are both slidably connected with the guide rail, a reinforcing ring is formed at the head of each car, the first traction pin is sleeved in the reinforcing ring, a tension ring is formed at the tail of each car, the tension ring of the previous car in the flat car group is connected with the reinforcing ring of the next car in the flat car group through a second traction pin shaft, and the tension ring of the next car in the previous flat car group is connected with the reinforcing ring of the next flat car group through the first traction pin shaft.
6. The flatbed cart projection line of claim 1, wherein the number of flatbed cart groups is 12.
7. The flat car dragging assembly line of claim 1, wherein the control device comprises a PLC control system, a plurality of station indicating columns and a master control platform, a three-color indicator lamp is arranged at the top end of each station indicating column, a signaling button is further arranged on each station indicating column, a plurality of function keys and a plurality of station status indicator lamps are arranged on the master control platform, and the PLC control system is electrically connected with the three-color indicator lamps, the signaling button, the function keys, the station status indicator lamps and the driving mechanism.
8. The flatbed cart towing line of claim 7, wherein the function buttons include at least a stop button, a start button, and an emergency stop button.
9. The flat car towing assembly line according to claim 7, wherein a buzzer is further arranged on the master control console, and the buzzer is electrically connected with the PLC control system.
10. The flat car towing line according to claim 7, wherein the guide rail is further provided with a plurality of electromagnetic sensors, and the electromagnetic sensors are electrically connected with the PLC control system.
CN202010537154.XA 2020-06-12 2020-06-12 Flat car drags and draws assembly line Pending CN111762520A (en)

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CN202010537154.XA CN111762520A (en) 2020-06-12 2020-06-12 Flat car drags and draws assembly line

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Application Number Priority Date Filing Date Title
CN202010537154.XA CN111762520A (en) 2020-06-12 2020-06-12 Flat car drags and draws assembly line

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112609611A (en) * 2020-12-11 2021-04-06 广东嘉腾机器人自动化有限公司 Roadblock transport AGV

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3225595A1 (en) * 1982-07-08 1984-01-12 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Conveying path
CN202152207U (en) * 2011-04-27 2012-02-29 广州明珞汽车装备有限公司 Accumulating and releasing type flexible conveyor
CN202642742U (en) * 2012-07-18 2013-01-02 无锡市福曼科技有限公司 Ground chain traction conveyor
CN203392346U (en) * 2013-07-19 2014-01-15 江南嘉捷电梯股份有限公司 Trolley conveying system
CN104477589A (en) * 2014-12-12 2015-04-01 徐州建机工程机械有限公司 Reciprocating chain driving mechanism
CN204624562U (en) * 2015-04-28 2015-09-09 上海日野发动机有限公司 Flexible assembly wire system
CN109051579A (en) * 2018-06-27 2018-12-21 西安西电开关电气有限公司 track production line

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3225595A1 (en) * 1982-07-08 1984-01-12 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Conveying path
CN202152207U (en) * 2011-04-27 2012-02-29 广州明珞汽车装备有限公司 Accumulating and releasing type flexible conveyor
CN202642742U (en) * 2012-07-18 2013-01-02 无锡市福曼科技有限公司 Ground chain traction conveyor
CN203392346U (en) * 2013-07-19 2014-01-15 江南嘉捷电梯股份有限公司 Trolley conveying system
CN104477589A (en) * 2014-12-12 2015-04-01 徐州建机工程机械有限公司 Reciprocating chain driving mechanism
CN204624562U (en) * 2015-04-28 2015-09-09 上海日野发动机有限公司 Flexible assembly wire system
CN109051579A (en) * 2018-06-27 2018-12-21 西安西电开关电气有限公司 track production line

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112609611A (en) * 2020-12-11 2021-04-06 广东嘉腾机器人自动化有限公司 Roadblock transport AGV

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Application publication date: 20201013