AU2015203237B2 - Scooter assembly line - Google Patents

Scooter assembly line Download PDF

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Publication number
AU2015203237B2
AU2015203237B2 AU2015203237A AU2015203237A AU2015203237B2 AU 2015203237 B2 AU2015203237 B2 AU 2015203237B2 AU 2015203237 A AU2015203237 A AU 2015203237A AU 2015203237 A AU2015203237 A AU 2015203237A AU 2015203237 B2 AU2015203237 B2 AU 2015203237B2
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AU
Australia
Prior art keywords
guide groove
movable assembly
cylinder
scooter
base
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AU2015203237A
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AU2015203237A1 (en
Inventor
Junwei Jiang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hengdian Group Innuovo Electric Co Ltd
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Hengdian Group Innuovo Electric Co Ltd
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    • 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 Cycles, And Cycles In General (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automatic Assembly (AREA)

Abstract

Abstract The present invention discloses a scooter assembly line, comprising a plurality of stations and a plurality of movable assembly benches, each of the movable assembly benches being movable between different stations, a movable assembly bench positioning mechanism being provided on the floor of each of the stations. Each of the movable assembly benches comprises a framework, a lifting mechanism having a tooling plate at an upper end thereof is mounted on the framework, the lower part of the framework is connected to a base having a plurality of pulleys on a lower side thereof, and an elongated guide groove is formed in the middle of the lower side of the base. Each of the movable assembly bench positioning mechanisms comprises a vertically-disposed cylinder with a pressing plate fixed at an upper end of a piston rod of the cylinder, the diameter of the piston rod of the cylinder is smaller than the width of the guide groove, and the pressing plate is higher than an upper edge of the guide groove and unable to pass through the guide groove top and down. The scooter assembly line provided by the present invention can improve the assembly efficiency of scooters, make the assembly of scooters more convenient, and greatly decrease the labor intensity of assemblers. - - .-19 Fig. 1

Description

2015203237 15 Jun2015
SCOOTER ASSEMBLY LINE
Technical Field of the Invention
The present invention relates to the technical field of production of scooters, in particular to a scooter assembly line.
Background of the Invention
In factories, the assembly steps of scooters are very complicated. Completing the assembly of a scooter by assemblers on an assembly bench is quite time-consuming and low in efficiency; furthermore, problems, for example, missing or improper assembly of scooter parts, resulted from assemblers’ unfamiliarity to the whole assembly process, may be caused. In order to improve the assembly efficiency of scooters, assemblers are required to work in an assembly line. That is, the assembly of scooters is carried out on a plurality of assembly benches. However, scooters, which are large in size and heavy in weight, need to be carried to a next assembly bench at the end of each assembly procedure. This is very inconvenient and results in high labor intensity.
Summary of the Invention
An object of the present invention is to provide a scooter assembly line which may improve the assembly efficiency of scooters, make the assembly of scooters more convenient, and greatly decrease the labor intensity of assemblers.
To realize the above object, the present invention employs the following technical solution. A scooter assembly line is provided, comprising a plurality of stations and a plurality of movable assembly benches, each of the movable assembly benches being movable between different stations, a movable assembly bench positioning mechanism being provided on the floor of each of the stations; 1 2015203237 15 Jun2015 each of the movable assembly benches comprises a framework, a lifting mechanism having a tooling plate at an upper end thereof is mounted on the framework, the lower part of the framework is connected to a base having a plurality of pulleys on a lower side thereof, and an elongated guide groove is formed in the middle of the lower side of the base; each of the movable assembly bench positioning mechanisms comprises a vertically-disposed cylinder with a pressing plate fixed at an upper end of a piston rod of the cylinder, the diameter of the piston rod of the cylinder is smaller than the width of the guide groove, and the pressing plate is higher than an upper edge of the guide groove and unable to pass through the guide groove top and down; when a movable assembly bench is fixed at a certain station, a piston rod of a cylinder of a respective movable assembly bench positioning mechanism of this station is vertically located within the guide groove on the base of the movable assembly bench, and the pressing plate is pressed against the upper edge of the guide groove on the base of the movable assembly bench under the effect of the piston rod of the cylinder; and when the assembly bench is to be moved to a next station, the movement of the movable assembly bench is realized by activating the cylinder to allow the piston rod of the cylinder to move upward and to allow the pressing plate to leave the upper edge of the guide groove. A scooter is well assembled by fixing a scooter frame onto the tooling plate on the movable assembly bench, then in turn moving the movable assembly bench on which the scooter frame is fixed between the stations of the assembly line to complete the assembly of various parts, and finally taking the scooter off from the movable assembly bench after all parts of the scooter are completely assembled. During the whole assembly process of the scooter, just an operation of fixing the scooter frame and an operation of taking the assembled scooter off are required, so that operations of carrying the scooter during the scooter assembly process are significantly reduced, the scooter 2 2015203237 15 Jun2015 assembly efficiency is greatly improved, and the labor intensity of assemblers is greatly reduced. As the movable assembly bench in the present invention is provided with pulleys, the movement of the movable assembly bench is very convenient. In addition, as a guide groove is utilized to fit with the pressing plate, the movable assembly bench may be fixed by bringing the piston of the cylinder to fit within the guide groove, and now the pressing plate is pressed against the upper edge of the guide groove under the effect of the piston rod of the cylinder. In this way, an operation of fixing the movable assembly bench is also very convenient. The arrangement of the lifting mechanism may meet operation requirements of assembling a scooter on different stations, because the height of the scooter frame on the tooling plate may be adjusted freely.
Preferably, the guide groove consists of open sections at two ends thereof and a constant-width section in the middle thereof, and is arranged horizontally as a whole; and when a movable assembly bench positioning mechanism fixes a movable assembly bench, the pressing plate is pressed against the upper edge of the constant-width section of the guide groove. The arrangement of openings at the two ends of the guide groove allows the movable assembly bench and the movable assembly bench positioning mechanism to fit with each other more conveniently, so that the piston rod of the cylinder may be easily inserted into the guide groove and the movable assembly bench may be fixed more simply to improve the scooter assembly efficiency.
Preferably, each of the movable assembly bench positioning mechanisms further comprises two vertically-disposed limiting posts, an upper end of each of the two limiting posts being at least higher than a lower edge of the guide groove; the two limiting posts are located on two opposite sides of the cylinder; and the two limiting posts and the cylinder are arranged in a single column. The arrangement of limiting posts on two opposite sides of the cylinder and the arrangement of the two limiting posts and the cylinder in a single column may prevent the movable assembly bench from swinging sideways when it is fixed. That is, the movable assembly bench is limited in the horizontal direction, so 3 2015203237 15 Jun2015 that the movable assembly bench is fixed in both the height direction and the horizontal direction in order to ensure a smooth scooter assembly process.
Preferably, a rail higher than the ground is connected between the plurality of stations, with a gas pipeline paved below the rail; and the cylinder of the respective movable assembly bench positioning mechanism of each of the stations is connected to the gas pipeline. As a rail higher than the ground is connected between the stations, when the movable assembly bench is moved between different stations, the pulleys of the movable assembly bench on the two sides of the rail are prevented from crossing the rail. As a result, the movable assembly bench is just allowed to move between adjacent stations, without deviating from the assembly line. Meanwhile, the pavement of the gas pipeline below the rail may protect the gas pipeline.
Preferably, the lifting mechanism is an electric lifting mechanism, and accumulators which serve as a power supply of the lifting mechanism is mounted on the framework. For an electric lifting mechanism using accumulators as a power supply, as the accumulators are fixed on the movable assembly bench, it does not need to worry about the supply of power to the lifting mechanism from a power supply when the movable assembly bench moves too far. In this way, the free movement of the movable assembly bench may be realized.
Preferably, the base consists of an upper frame, a lower frame and a plurality of vertical brackets connecting the upper frame and the lower frame, the framework being disposed at an upper end of the upper frame, the pulleys being disposed at a lower end of a lower frame; the lower frame consists of a lower left frame and a lower right frame; and the guide groove is located between the lower left frame and the lower right frame. The framework structure of the base is more economic, results in a lighter movable assembly bench, and makes the movement of the movable assembly bench more convenient.
Preferably, the framework comprises a plurality of oblique brackets 4 2015203237 15 Jun2015 disposed on the circumference of the upper part of the base, with an upper end of each of the plurality of oblique brackets gathered toward a center of the base; and a mounting plate, to which the lifting mechanism is fixed, is fixed at upper ends of the plurality of oblique brackets.
Preferably, the vertically-disposed cylinder is fixedly mounted on a base plate on which a petal capable of controlling the cylinder is provided. If it is needed to move the movable assembly bench positioning mechanism when a station changes its position, fixing the cylinder and the petal on the base plate may make the movement of the movable assembly bench positioning mechanism more convenient.
Preferably, the pulleys comprise two universal wheels disposed in the front of a lower side of the base and two directional wheels disposed in the rear of the lower side of the base. The arrangement of the universal wheels may facilitate adjustment of direction of the movable assembly bench, so that the guide groove fits the piston rod of the cylinder more easily. The directional wheels avoid the drifting of the rear of the movable assembly bench.
Preferably, the pressing plate is of a circular structure, with a diameter greater than the width of the guide groove. As the pressing plate is of a circular structure with a diameter greater than the width of the guide groove, the pressing plate may be pressed against the upper edge of the guide groove.
The scooter assembly line provided by the present invention can improve the assembly efficiency of scooters, make the assembly of scooters more convenient, and greatly decrease the labor intensity of assemblers.
Brief Description of the Drawings
Fig. 1 is a stereoscopic view of a movable assembly bench according to the present invention;
Fig. 2 is a front view of the movable assembly bench according to the present invention;
Fig. 3 is a side view of the movable assembly bench according to the 5 2015203237 15 Jun2015 present invention;
Fig. 4 is a structural diagram of a movable assembly bench positioning mechanism according to the present invention;
Fig. 5 is a structural diagram of a scooter assembly line according to the present invention;
Fig. 6 is a structural diagram showing an operation of fixing a movable assembly bench by a movable assembly bench positioning mechanism according to the present invention;
Fig. 7 is a structural diagram of a guide groove according to the present invention; and
Fig. 8 is a top view of the movable assembly bench positioning mechanism according to the present invention.
Detailed Description of the Invention
The present invention will be further described below with reference to the accompanying drawings.
As shown in Fig. 5, a scooter assembly line includes sixteen stations and a plurality of movable assembly benches 23, each of the movable assembly benches being movable between different stations, a movable assembly bench positioning mechanism 24 being provided on the floor of each of the stations.
As shown Fig. 1, Fig. 2 and Fig. 3, the movable assembly bench includes a base 1, a framework 2 and a lifting motor 3.
The base 1 of each of the movable assembly benches 23 consists of an upper horizontally-disposed frame 11, a lower horizontally-disposed frame 12, and vertical brackets 13 connecting the upper frame and the lower frame; the lower frame 12 consists of a lower left frame 16 and a lower right frame 17; and a guide groove 30 is located between the lower left frame 16 and the lower right frame 17.
The framework 2 of each of the movable assembly benches 23 includes 6 2015203237 15 Jun2015 four oblique brackets 18 disposed on the top of the upper frame 11 of the base, with two oblique brackets being opposite to another two oblique brackets, with an upper end of each of the four oblique brackets 18 gathered toward a center of the base; and a mounting plate 19 is fixed at upper ends of the four oblique brackets 18.
The lifting motor 13 is fixed to the bottom of the mounting plate 19; and a through hole, through which a lifting shaft of the lifting motor 13 passes, is formed on the mounting plate 19, and a tooling plate 4 is provided at a top end of the lifting shaft. A screw hole, from which a scooter frame 22 is fixed onto the tooling plate 4, is formed on the tooling plate 4. Two accumulators 20 are fixed on the base for supplying power to the lifting motor 3.
Four pulleys are provided on a lower side of the base 1 of each of the movable assembly benches 23. As shown in Fig. 1, Fig. 3 and Fig. 7, the four pulleys include two universal wheels 14 disposed in the front of the lower side of the base and two directional wheels 15 disposed in the rear of the lower side of the base.
As shown in Fig. 1, Fig. 2 and Fig. 7, the guide groove 30 includes a front V-shaped open section 26 at a front end, a rear V-shaped open section 27 at a rear end, and a middle constant-width section 28.
As shown in Fig. 4, Fig. 6 and Fig. 8, each of the movable assembly bench positioning mechanisms 24 includes a vertically-disposed cylinder 5, a base plate 6 fixed onto the ground, and a petal 10 capable of controlling the cylinder 5. The base plate 6 is rectangular. A vertically-disposed limiting post 9 is provided on each of two sides of the cylinder 5, the cylinder 5 and the limiting posts 9 are fixed on the base plate, and the two limiting posts 9 on the two sides of the cylinder 5 and the cylinder 5 are all arranged in a single column. Furthermore, the piston rod 7 of the cylinder and the two limiting posts 9 are all located in a center line of the base plate 6 in its length direction. A pressing plate 6, being circular and having a diameter greater than the 7 2015203237 15 Jun2015 width L of the constant-width section 28 of the guide groove, is fixed at an upper end of the piston rod 7 of the cylinder.
As shown in Fig. 6, an upper end of each of the limiting posts 9 is flushed with an upper edge of the guide groove 30, and the diameter of the piston rod 7 is smaller than the width of the constant-width section 28 of the guide groove.
As shown in Fig. 5, a rail 21 higher than the ground is connected between the stations, and a gas pipeline (not shown), for providing power to the cylinder 5 of the movable assembly bench positioning mechanism 24 at each station, is paved below the rail 21. A scooter is well assembled by fixing a scooter frame 22 onto the tooling plate 4 on the movable assembly bench 23, then in turn moving the movable assembly bench 23 on which the scooter frame 22 is fixed between the sixteen stations of the assembly line to complete the assembly of various parts, and finally taking the assembled scooter off from the movable assembly bench 23 after all parts of the scooter are completely assembled. During the whole assembly process of the scooter, just an operation of fixing the scooter frame and an operation of taking the assembled scooter off are required, so that operations of carrying the scooter during the scooter assembly process are significantly reduced, the scooter assembly efficiency is greatly improved, and the labor intensity of assemblers is greatly reduced. As the movable assembly bench 23 in the present invention is provided with universal wheels 15 and directional wheels 14, the movement of the movable assembly bench 23 is very convenient. In addition, as a guide groove 30 is utilized to fit with the pressing plate 6, the movable assembly bench 23 may be fixed by bringing the piston rod7 of the cylinder 5 to fit within the guide groove 30, and now the pressing plate 6 is pressed against the upper edge of the constant-width section 28 of the guide groove under the effect of the piston rod 7 of the cylinder. In this way, an operation of fixing the movable assembly bench 23 is also very convenient. The arrangement of the lifting motor 3 may meet 8 2015203237 15 Jun2015 operation requirements of assembling a scooter on different stations, because the height of the scooter frame 22 on the tooling plate 4 may be adjusted freely. 9

Claims (10)

  1. Claims
    1. A scooter assembly line, comprising a plurality of stations and a plurality of movable assembly benches, each of the movable assembly benches being movable between different stations, a movable assembly bench positioning mechanism being provided on the floor of each of the stations; each of the movable assembly benches comprises a framework, a lifting mechanism having a tooling plate at an upper end thereof is mounted on the framework, the lower part of the framework is connected to a base having a plurality of pulleys on a lower side thereof, and an elongated guide groove is formed in the middle of the lower side of the base; each of the movable assembly bench positioning mechanisms comprises a vertically-disposed cylinder with a pressing plate fixed at an upper end of a piston rod of the cylinder, the diameter of the piston rod of the cylinder is smaller than the width of the guide groove, and the pressing plate is higher than an upper edge of the guide groove and unable to pass through the guide groove top and down; when a movable assembly bench is fixed at a certain station, a piston rod of a cylinder of a respective movable assembly bench positioning mechanism of this station is vertically located within the guide groove on the base of the movable assembly bench, and the pressing plate is pressed against the upper edge of the guide groove on the base of the movable assembly bench under the effect of the piston rod of the cylinder; and when the assembly bench is to be moved to a next station, the movement of the movable assembly bench is realized by activating the cylinder to allow the piston rod of the cylinder to move upward and to allow the pressing plate to leave the upper edge of the guide groove.
  2. 2. The scooter assembly line according to claim 1, characterized in that the guide groove consists of open sections at two ends thereof and a constant-width section in the middle thereof, and is arranged horizontally as a whole; and when a movable assembly bench positioning mechanism fixes a movable assembly bench, the pressing plate is pressed against the upper edge of the constant-width section of the guide groove.
  3. 3. The scooter assembly line according to claim 1 or 2, characterized in that each of the movable assembly bench positioning mechanisms further comprises two vertically-disposed limiting posts, an upper end of each of the two limiting posts being at least higher than a lower edge of the guide groove; the two limiting posts are located on two opposite sides of the cylinder; and the two limiting posts and the cylinder are arranged in a single column.
  4. 4. The scooter assembly line according to claim 1 or 2, characterized in that a rail higher than the ground is connected between the plurality of stations, with a gas pipeline paved below the rail; and the cylinder of the respective movable assembly bench positioning mechanism of each of the stations is connected to the gas pipeline.
  5. 5. The scooter assembly line according to claim 1 or 2, characterized in that the lifting mechanism is an electric lifting mechanism, and accumulators which serve as a power supply of the lifting mechanism is mounted on the framework.
  6. 6. The scooter assembly line according to claim 1 or 2, characterized in that the base consists of an upper frame, a lower frame and a plurality of vertical brackets connecting the upper frame and the lower frame, the framework being disposed at an upper end of the upper frame, the pulleys being disposed at a lower end of a lower frame; the lower frame consists of a lower left frame and a lower right frame; and the guide groove is located between the lower left frame and the lower right frame.
  7. 7. The scooter assembly line according to claim 1 or 2, characterized in that the framework comprises a plurality of oblique brackets disposed on the circumference of the upper part of the base, with an upper end of each of the plurality of oblique brackets gathered toward a center of the base; and a mounting plate, to which the lifting mechanism is fixed, is fixed at upper ends of the plurality of oblique brackets.
  8. 8. The scooter assembly line according to claim 1 or 2, characterized in that the vertically-disposed cylinder is fixedly mounted on a base plate on which a petal capable of controlling the cylinder is provided.
  9. 9. The scooter assembly line according to claim 1 or 2, characterized in that the pulleys comprise two universal wheels disposed in the front of a lower side of the base and two directional wheels disposed in the rear of the lower side of the base.
  10. 10. The scooter assembly line according to claim 1 or 2, characterized in that the pressing plate is of a circular structure, with a diameter greater than the width of the guide groove.
AU2015203237A 2015-06-01 2015-06-15 Scooter assembly line Active AU2015203237B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510288469.4A CN104842161B (en) 2015-06-01 2015-06-01 Scooter assembly line
CN201510288469.4 2015-06-01

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AU2015203237A1 AU2015203237A1 (en) 2016-12-15
AU2015203237B2 true AU2015203237B2 (en) 2017-02-16

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KR (1) KR101695796B1 (en)
CN (1) CN104842161B (en)
AU (1) AU2015203237B2 (en)
NZ (1) NZ709149A (en)

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CN106078643A (en) * 2016-07-11 2016-11-09 浙江英洛华康复器材有限公司 Electric wheelchair assembly bench
CN106514254B (en) * 2016-12-29 2018-10-12 上海市机电设计研究院有限公司 Suspension type motor -cycle frame assembly assembly system and method
CN106927367A (en) * 2017-03-29 2017-07-07 天奇自动化工程股份有限公司 Suspender attaches together positioner
CN107378957B (en) * 2017-06-13 2020-08-11 安徽铂悦厨业有限公司 Linear dish delivery robot for restaurant
CN110103021A (en) * 2019-05-14 2019-08-09 东莞优先家居有限公司 A kind of semi-automatic processing line of sofa
KR102499345B1 (en) 2021-06-14 2023-02-14 주식회사 대신에이씨엠 Cultivator-attached sweet potato harvester production assembly line

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Also Published As

Publication number Publication date
NZ709149A (en) 2016-07-29
AU2015203237A1 (en) 2016-12-15
KR101695796B1 (en) 2017-01-12
CN104842161A (en) 2015-08-19
CN104842161B (en) 2017-02-01
KR20160141637A (en) 2016-12-09

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