CN1222456C - Production system using rotary table - Google Patents
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- CN1222456C CN1222456C CN 01123352 CN01123352A CN1222456C CN 1222456 C CN1222456 C CN 1222456C CN 01123352 CN01123352 CN 01123352 CN 01123352 A CN01123352 A CN 01123352A CN 1222456 C CN1222456 C CN 1222456C
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Abstract
The invention provides a production system using rotary table to increase a productivity in a production line where personnel perform operation. In this production system, specified products are manufactured by a plurality of workers. A rotary table continuously rotated at a constant speed and having a desk surface divided into a plurality of placing areas in correspondence with the number of workers is used in the production system. In a plurality of working areas around the rotary table, the plurality of workers perform the same operations parallel with each other, and the finished products already worked are placed on the rotary table. The finished products placed on the rotary table are taken out from a pickup part.
Description
Technical field
The present invention relates to the production system of a turntable of a kind of use.
Background technology
The present invention relates to the production system of a turntable of a kind of use.
Mobile production system is generally used for the production in enormous quantities of product in the factory.Described production process is divided into a plurality of steps and different workman's (or working equipment) and is responsible for each step in this system.A conventional example of such production system is a kind of line formula production system.
Figure 18 shows line formula production system of the prior art.In the production system shown in Figure 18 (a), three workmans are responsible for three different steps in flow production line respectively.First workman A carries out a steps A in described production system.Next workman B carries out a step B at formed assembly after steps A.Last workman C carries out a step C to finish final product at formed assembly behind step B.Feedway (such as a load-transfer device) is used for formed component transfer to next procedure.In described production system, each workman repeatedly picks up the part that needs processing from described load-transfer device, carries out required operation, and formed assembly is put back on the described load-transfer device.
The output that improves product need increase workman's quantity.In described line formula production system, usually by described production process is subdivided into the quantity that more step improves the workman.For example, under the situation shown in Figure 18 (b), the manufacturing line shown in Figure 18 (a) is subdivided into six steps A 1, A2, B1, B2, C1 and C2, and these steps are assigned to six workman A1, A2, B1, B2, C1 and C2 respectively.The operating time of each workman in each step shortened in the segmentation of work.This has increased the operating frequency of each workman's in unit time naturally, thereby improves output.But, shorten each workman's operating time and can improve the Occupation efficiency of input and output time with respect to each workman's net cycle time.Here, the described input and output time comprises time period and the time period when each workman is put back into the assembly of being produced on the described load-transfer device when described load-transfer device picks up the described part that is transferred as each workman.Therefore, the excessive segmentation of described conveyor line can reduce capacity rating.In described line formula production system, fed distance is long will widen the occupied zone by each workman.
In order to increase productivity, need improve the quantity of manufacturing line under with respect to the situation of the Occupation efficiency of described net cycle time in the input and output time that does not increase part and formed assembly.A plurality of manufacturing lines need added space and relatively large load transfer device.Break down in the difference between the workman aspect the operating time and the part steps of manufacturing line and understand other people and undesirably reduce total output.That is, the operating delay in a step upstream makes the operation in whole downstream procedures lag behind manufacturing schedule.
Summary of the invention
Therefore, the objective of the invention is to solve in the prior art existing problem and to improve mainly be with the capacity rating in the manufacturing line of manual operation.
In order to solve above-mentioned purpose and other purpose at least in part, the present invention adopts following arrangement form.
Therefore, the invention provides a kind of production system, a plurality of workmans make a kind of predetermined prod in described production system.Described production system comprises: a turntable, described turntable have a top surface, and described top surface is divided into a plurality of conveyor zones that equate with number of workers; A plurality of described turntable work areas on every side that are arranged on, described workman carries out identical work in described work area; And a picking region, the assembly that machines and be taken back to described turntable is picked in described picking region.
In production system of the present invention, described turntable continuous rotation with subregion of distributing to each workman.Each workman is put back into the assembly of being produced described turntable, is transported to described picking region and in described picking region it is picked up.Can utilize picking up of assembly that a workman or equipment finishes to be produced.
In described production system, each workman can check described turntable when operating rotation situation is with as a kind of indication.This arrangement form can make each workman keep required work speed according to described indication.But described " subregion " can not be especially significantly should be able to be discerned by each workman as described indication.Here, described " work " or " operation " comprise the production and the check of part assembling, manufacturing and check and assembly or product.
Be positioned at described turntable a plurality of workmans on every side and carry out identical work.This can provide mutual assistance when there are differences aspect work speed between each workman.For example, be arranged at a turntable place and the work speed of one of them when slow four workmans, adjacent workman can help the slow workman of work speed.Even when a workman's operation lags behind manufacturing schedule, its excess-three workman's work also can be guaranteed with preset time the assembly of being produced to be flowed.Therefore, this arrangement form can reduce the adverse effect to downstream process.
Each workman utilizes the operation of a series of specific periods of the needs production that walks abreast.Compare with line formula production system related in the described prior art, this arrangement form can reduce the Occupation efficiency of the input and output of the described part and the assembly of producing widely, thereby improves described capacity rating.
Compare with line formula production system related in the described prior art, production system involved in the present invention can design a kind of fairly simple manufacturing line and low-cost equipment.This can also reduce the required space of this equipment.Production system of the present invention does not need required large-scale load transfer device in the prior art line formula production system, thereby helps the improvement of plant layout.
According to a preferred embodiment of the present invention, described production system also comprises: quantity needs the main object of processing to be fed into each workman in described supply area less than the supply area of number of workers.
Here, described " need processing main object " is included in the larger-size object that has occupied big quantity space under the situation of a plurality of workman's pile up separately, and to the exigent object of total store control.The production system of above-mentioned application for example can be supplied with described a plurality of workman with larger-size object from a supply area.Each workman need not to have independently larger-size object heap.This can reduce the gross space of manufacturing line widely and slow down the burden of described larger-size object being distributed to each workman.This arrangement form can also make the described object of processing that needs obtain total store control, thereby has slowed down the burden of described store control.
According to one embodiment of present invention, described production system also comprises: a near fabrication region that is arranged on the described supply area, described needs are fed into the object of described supply area and are made in advance in described fabrication region.
For example, the assembling of the production of part and manufacturing and final products can be carried out in same factory.Under these circumstances, the arrangement form that each action need is carried out in fully different, the place that separates causes the pressure of the excessive stacking and the stock buildup control of part usually.The part of manufacturing may be large volume and impaired easily.Therefore, be difficult to be transported to the supply area of turntable from described part fabrication region.But the production system of present embodiment can make described part manufactured and directly supply to described supply area near turntable.This arrangement form has slowed down the burden of carrying described part effectively.
In production system of the present invention, best described turntable with a specific rotational speed so that described a plurality of conveyor zones with 1 minute to 3 minutes time gap in the face of respectively with the corresponding a plurality of described work areas of described conveyor zones.
The present inventor has been found that and the period of the sequence of operations that each workman is carried out is set at 1 minute to 3 minutes (being preferably about 2 minutes) can guarantee to keep for a long time special quality operation.Operating time, too short meeting improved the Occupation efficiency of each workman's input and output time, thereby reduced capacity rating.On the other hand, the operating time is long can be prolonged the required time of each workman of training and causes between the workman at the very big-difference aspect the operating time, thereby can not guarantee to produce swimmingly in the Occupation efficiency that reduces the input and output time.In the arrangement form of above-mentioned production system, each workman repeats sequence of operations with 1 minute to 3 minutes time gap.This can increase productivity.Here, " specific rotational speed so that described a plurality of conveyor zones with 1 minute to 3 minutes time gap in the face of respectively with the corresponding a plurality of described work areas of described conveyor zones " this phraseology is not limited to the per speed that turned around in 1 to 3 minute of described turntable, for example can be per speed that took two turns in 1 to 3 minute.
Described flow production line is generally used for the group of products process of assembling.
In described production system of the present invention, can in described work area, the quality to predetermined prod test.
Production system of the present invention is used for the quality of product and tests and can increase productivity widely.For example, in product quality inspection, need carry out meticulous adjusting to the product that does not meet preassigned, usually between the workman in difference in operation aspect the operating time.Production system of the present invention is used for quality control surveillance can alleviate this species diversity effectively.
The invention still further relates to another kind of production system of producing a kind of predetermined prod by a plurality of different steps.Described production system comprises: a plurality of turntables, set a plurality of turntables are corresponding to described different step, each described turntable has a top surface, described top surface is divided into the conveyor zones that is specially adapted to each step of predetermined quantity, described each turntable has the work area around the described turntable of being arranged on of predetermined quantity, and the workman of predetermined quantity carries out identical work in described work area; And a conveyor zones that is arranged between the adjacent turntable, a workman picks up assembly that is produced and another turntable that its object as needs processing is supplied in the downstream from a turntable that is positioned at upstream side in described conveyor zones.The structure of a this arrangement and a manufacturing line is corresponding and comprises a plurality of turntables.
This arrangement can improve the production process that is used to finish final products total output in steps." set a plurality of turntables are corresponding to described different step " this phraseology be not should be in the production process of described product for each step provides turntable separately, but say a plurality of turntables can be set as required.
According to a preferred embodiment of the present invention, described production system comprises that also the control unit of a rotating speed that is used for regulating each turntable is so that make the pick-up time basic synchronization of the assembly of being produced in each step.
When pick-up time of the assembly of being produced not in corresponding step synchronously the time, some assemblies of not finishing can be stayed in some positions of described manufacturing line.Production system of the present invention can not be fully utilized in such situation.The production system of above-mentioned application process can guarantee the smooth operation between described a plurality of turntables, thereby improves described capacity rating.
Described control unit can only comprise the controller that can control the rotating speed of described a plurality of turntables, or comprises a plurality of controllers that also can control the rotating speed of described each turntable for single turntable setting independently.
In described production system of the present invention, best, the rotating speed of described each turntable satisfies such relation, that is, around m workman is in a turntable that is positioned at upstream side (wherein, m is not less than 2 integer), n workman is in around another turntable that is positioned at the downstream (wherein, n is not less than 2 integer) time, the rotating speed that is positioned at the turntable in described downstream is the sm/n doubly (wherein, s is a natural number) of rotating speed that is positioned at the turntable of described upstream side.
The rotating speed of setting described turntable by this way makes it synchronous with the pick-up time of the assembly of producing in the adjacent step that is postponed by described conveyor zones effectively.
Principle of the present invention is not limited to be used for production system, also can utilize used in a described production system turntable to obtain.
Therefore, the invention provides a kind of turntable, described turntable has a plurality of work areas that are provided with around described turntable, and a plurality of workmans operate in described work area.Described turntable comprises: a top board, described top board have a plurality of first conveyor zones that are used to carry first workpiece, and described a plurality of first conveyor zones are making progress with being spaced of equating corresponding to described a plurality of work areas in week; And rotating mechanism that is used to make described top board with predetermined speed continuous rotation.
Turntable of the present invention can make each workman rotate to keep a predetermined work speed with the turntable as a kind of indication according to having subregion.
According to a preferred embodiment of turntable of the present invention, described top board has a plurality of second conveyor zones that are used to carry second workpiece, and second conveyor zones makes progress with being spaced of equating in week corresponding to described work area.
This makes object that needs processing and assembly serial arrangement on described turntable of being produced.Like this, each workman can discern the object of distributing to this workman exactly.
In the turntable of above-mentioned application, of described a plurality of described second conveyor zones who is used for of described a plurality of first conveyor zones an of workman and is used for described workman upwards departed from mutually in week.
For example, suppose one first part is being connected to connection one second part in back on the parts.In this case, can before connecting described second part, described second component delivery be arrived described work area effectively.In the connection procedure of described first part, described second part is present in the connection that may influence described first part in the described work area.
The workman can be near two dissimilar conveyor zones that upwards depart from mutually in week in the different time.Therefore, the turntable of this arrangement can provide one first object and one second object for each workman in different time.That is, described workman is being suitable for receiving first object and second object that is delivered to the relevant work zone in the time of each operation.This arrangement can also make suitably regulates the described operating time when each workman checks the object of being carried in the preset time interval.
In turntable of the present invention, utilize color separately with described a plurality of conveyor zones.
This mode can improve the visual identification of conveyor zones, thus the object that each workman is easily discerned distribute to described workman and the pitch time of work.
Turntable of the present invention does not limit especially to shape, and described top board can be circle.
Circular top plate help the supply of object in described supply area, each workman to the input and output of object described in the described work area and the assembly produced and in described picking region picking up production assembly.
According to a further advantageous embodiment of the invention, described turntable comprises that also bench board and its height that is arranged in described work area is identical with described top board.
This arrangement helps each workman to receive described object and places the assembly of being produced.
According to another embodiment of the invention, described top board with a circumferential extendible portion is supported by described rotating mechanism, described turntable also comprises a bench board that is located in the described work area, and its height that highly is lower than described top board is to limit a space between described circumferential extendible portion and described bench board.
In this arrangement, part that size is less and instrument can be placed in the space that rotational plane and described bench board limited by described turntable.This can improve utilization of space.
The invention still further relates to a kind of production method, a plurality of workmans can make a kind of predetermined product according to described method, wherein, described a plurality of workman is in around the turntable and along with the rotational synchronization of described turntable is carried out identical work, and described turntable rotates as the feedway of the object that needs processing and with a predetermined speed.
It mainly is with the capacity rating in the manufacturing line of manual operation that this arrangement can improve one.
Description of drawings
Fig. 1 shows the arrangement form of a related production system of first embodiment of the invention;
Fig. 3 shows a kind of subregion situation of turntable 100;
Fig. 4 A to Fig. 4 D shows a kind of method of making parts or assembly in described first embodiment;
Fig. 5 is provided with time that expression workman A, B, C and a D operate and workman PU was provided with the time that the parts assembled and assembly carry out pick-up operation;
Fig. 6 shows the improvement example of turntable 100;
Fig. 7 shows the subregion of the turntable 100 of a production system that is used for second embodiment;
Fig. 8 A to Fig. 8 H shows the method that a kind of utilization turntable 100 is as shown in Figure 7 made parts or assembly;
Fig. 9 be provided with the time that expression workman A, B, C and a D operate, workman PU1 provides the time of described larger-size part operation to be provided with and workman PU2 was provided with the time that the parts assembled and assembly carry out pick-up operation;
Figure 10 shows an improved form of described turntable 100 subregions;
Figure 11 shows another example of the subregion of described turntable 100;
Figure 12 A to Figure 12 H shows the method that a kind of utilization turntable 100 is as shown in Figure 11 made parts or assembly;
Figure 13 be provided with the time that expression workman A, B, C and a D operate, workman PU1 provides the time of described larger-size part operation to be provided with and workman PU2 was provided with the time that the parts assembled and assembly carry out pick-up operation;
Figure 14 shows another improved form of described turntable 100 subregions;
Figure 15 shows the arrangement form of a kind of production system in the third embodiment of the present invention;
Figure 16 shows the arrangement form of a kind of production system in the fourth embodiment of the present invention;
Figure 17 shows the arrangement form of a kind of production system in the fifth embodiment of the present invention.
Figure 18 shows line formula production system of the prior art.
The specific embodiment
To be described preferred embodiments more of the present invention according to following order below:
A. the production system of first embodiment
B. the manufacture method in first embodiment
C. the improvement example of turntable
D. the production system of second embodiment
E. the improved form of second embodiment
F. the production system of the 3rd embodiment
G. the production system of the 4th embodiment
H. the production system of the 5th embodiment
I. other improved form
A. the production system of first embodiment
Fig. 1 shows the arrangement form of a related production system of first embodiment of the invention.Described production system has a turntable 100 and a bench board 200, described turntable 100 has one and is used to carry the circular top plate that need carry out the larger-size vital parts of stack-mounted and parts of having assembled or assembly, described bench board 200 comprises work area 200a, 200b, 200c and 200d, and four workman A, B, C and D carry out assembly working respectively.Described four workman A, B, C and D be in described turntable 100 around.A workman PU is between workman B and the C to pick up parts or the assembly of having assembled from described turntable 100 after finishing assembly working.Some need assembled components to be deposited in around described four workman A, B, C and the D.
Described turntable 100 is divided into four conveyor zones 100a, 100b, 100c and 100d, and they correspond respectively to described work area 200a, 200b, 200c and 200d.The back will be described described subregion.
Utilize a rotating mechanism that described turntable 100 is clockwise rotated with a constant speed, described rotating mechanism comprises a turning cylinder 150, a motor 300 and a gear (not shown).Can utilize the velocity of rotation of 400 pairs of described turntables 100 of a control unit to regulate arbitrarily.Described turntable 100 can rotate counterclockwise.
Fig. 3 shows the subregion situation of described turntable 100.Along periphery described turntable 100 is divided into four conveyor zones 100a, 100b, 100c and 100d, they correspond respectively to work area 200a, 200b, 200c and the 200d of described bench board 200, and these zones all are provided with according to the clockwise direction order.By on the surface of described turntable 100, pasting four kinds of different colour bands (red, yellow, blue and white) of color these conveyor zones 100a to 100d is separated out each other.Described workman A, B, C and D are in respectively and have utilized redness, yellow, four kinds of different colors of blueness and white separated described conveyor zones 100a to 100d mutually in advance.Notify the designated color of each workman A, B, C and the answerable conveyor zones of D.When described turntable 100 rotated, each workman can discern the conveyor zones by designated color limited that is assigned with at a glance needed stack-mounted part and the parts that will assemble or assembly to be placed on this zone to pick up from this zone.Described workman can be according to the color that is used as indication at sense organ adjusted and maintenance work speed.
B. the method for making in first embodiment
In the production system of described first embodiment, four workman A, B, C and D carry out identical assembly working concurrently.Described workman PU picks up parts or the assembly of having assembled after assembly working is finished.It is 2 minutes that each workman A, B, C and D carry out the required productive temp time set of assembly working.Utilize described rotating mechanism that described turntable 100 is rotated so that can obtain 2 minutes rotation period with a specific speed, described rotation period is identical with the described productive temp time.Described productive temp time set is 2 minutes, and this is to repeat can make each workman to keep the higher work of quality for a long time because of certain operations is concentrated together.The productive temp time is oversize or too shortly all can reduce capacity rating.
Part that described workman A was scheduled in the assembling of 200a place, described work area in 2 minutes time and the parts that will assemble or assembly are placed on the conveyor zones 100a of described turntable 100, and described turntable also turned around in 2 minutes.Described workman B, C and D carry out similar operation.
Fig. 4 A to Fig. 4 D shows a kind of method of making parts or assembly in described first embodiment.Parts or assembly that " solid circle " expression on the described turntable 100 has been assembled.Fig. 5 is provided with time that expression workman A, B, C and a D operate and workman PU was provided with the time that the parts assembled and assembly carry out pick-up operation.
At moment t1, parts that workman A, B, C and D will assemble respectively or assembly are placed on residing conveyor zones 100a to 100d and go up (seeing Fig. 4 A).Each workman then begins to carry out the next cycle of assembly working.Along with described turntable 100 rotates, workman PU in a picking region is being in the moment t1 ' between the t1 and t2 constantly and is picking up parts of having assembled or assembly among the described conveyor zones 100b, pick up parts of having assembled or assembly among the described conveyor zones 100a being in the moment t2 ' between the t2 and t3 constantly, pick up parts of assemble or assembly among the described conveyor zones 100d being in the moment t3 ' between the t3 and t4 constantly, and pick up parts of having assembled or assembly (seeing Fig. 4 B to Fig. 4 D and Fig. 5) among the described conveyor zones 100c being in moment t4 ' between moment t4 and the t1.Each workman repeats these a series of operations to make described parts or assembly.
Can be discrepant aspect work speed between workman A, B, C and the D.When described conveyor zones 100a to 100d faced corresponding work zone 200a to 200d, each workman A to D can be placed on the predetermined conveyor zones 100a to 100d by parts or the assembly that described assembling is intact in the period between moment t4 ' and the t1 '.
Can clearly be seen that from Fig. 5 workman A, B, C and D carry out identical operations with approximately equalised time parallel ground.Pick up described assembling intact parts or assembly with basic unmodified time gap.
In described first embodiment, be in described turntable 100 a plurality of workmans on every side and carry out identical work.When there are differences aspect work speed between each workman, this can provide mutual assistance.For example, when the work speed of workman A hanged down, workman D or workman B can assist the slower workman A of work speed.Even in the time of after the operation of workman A drops on the input and output time of expection, workman PU also can pick up workman B, C and assembled parts or the assembly of D according to manufacturing schedule.Therefore, this arrangement can reduce the adverse effect that lower procedure is caused.
Workman A, B, C and D carry out identical work concurrently, so that be long 2 minutes with each workman's productive temp time set.Compare with line formula production system related in the prior art, this arrangement can reduce the Occupation efficiency of the input and output time of part and parts of having assembled or assembly widely.This can increase productivity effectively.Workman A, B, C and D can finish described assembly working in the period between moment t4 ' and the t1 '.Even there are differences aspect work speed between each workman, this arrangement also can make workman PU pick up described assembling intact parts or assembly at interval with regular time.Therefore, this species diversity can not cause special influence to capacity rating.
C. the improvement example of turntable
Fig. 6 shows the improvement example of turntable 100.Described turntable 100 is to utilize that described rotating mechanism rotates and as shown in Figure 2, its velocity of rotation is can be controlled.In the embodiment shown in Fig. 2, the position of described turntable 100 is higher than described bench board 200.As shown in Figure 6, described turntable 100 or also can be the same high with bench board 200.There is not diff-H can make part and the parts of having assembled or assembly between described turntable 100 and the bench board 200 with the input and output between described turntable 100 and bench board 200 of level and smooth form.
As shown in Figure 6, can around described turntable 100 a kind of channel form carriage be set, described carriage is along with turntable 100 rotates together.This structure can prevent effectively that circular part from tumbling from described turntable 100.
D. the production system of second embodiment
Fig. 7 shows the subregion of the turntable 100 of a production system that is used for second embodiment.Although be divided into four conveyor zones at turntable 100 described in the embodiment shown in Fig. 3, described in the present embodiment turntable 100 is divided into eight conveyor zones.In the embodiment shown in Fig. 7, described turntable 100 is divided into eight equal zones along circumference.Described eight conveyor zones 101a, 101a ', 101b, 101b ', 101c, 101c ', 101d and 101d ' are according to clockwise tactic.Described conveyor zones 101a and 101a ' are defined by red ribbon, described conveyor zones 101b and 101b ' are defined by yellow colour band, described conveyor zones 101c and 101c ' are defined by blue color, and described conveyor zones 101d and 101d ' are defined by white colour band.
In described second embodiment, four workman A, B, C and D that carry out assembly working be in described first embodiment in identical position.A workman PU1 is between workman A and the D, and another workman PU2 is between workman B and the C.Workman PU1 will need the larger-size vital parts of stack-mounted to be placed on conveyor zones 101a, 101b, 101c and the 101d of described turntable 100, provide larger-size part thereby can be workman A, B, C and D.Parts or assembly that described workman A, B, C and D will be taken off from corresponding conveyor zones and will have been assembled after finishing assembly working by the larger-size vital parts that described turntable 100 is carried are put back on described conveyor zones 101a ', 101b ', 101c ' and the 101d '.Workman PU2 picks up intact parts or the assembly of being carried by described turntable 100 of described assembling.
Fig. 8 A to Fig. 8 H shows the method that a kind of utilization turntable 100 is as shown in Figure 7 made parts or assembly.Parts or assembly that " solid circle " expression on described turntable 100 has been assembled, and " hollow square " expression needs the larger-size part of stack-mounted.Conveyor zones 101a and the 101a ' of workman A represented to distribute in the shadow region.Fig. 9 is provided with time that time is provided with, workman PU1 provides described larger-size part that expression workman A, B, C and a D operate and workman PU2 was provided with the time that the parts assembled and assembly carry out pick-up operation.
Here particularly point out workman A.At moment t0, workman A is placed on cooresponding conveyor zones 101a with parts of having assembled or assembly and goes up and a larger-size part of needs stack-mounted is taken off (seeing Fig. 8 H) from described conveyor zones 101a '.Then, workman A carries out assembly working.Described turntable 100 clockwise rotates.Moment t3 ' between moment t3 and t4, workman PU2 pick up parts or the assembly of having assembled (seeing Fig. 8 C and 8D) from described conveyor zones 101a.Moment t6 ' between moment t6 and t7, workman PU1 then needs the larger-size component delivery of stack-mounted to described conveyor zones 101a ' (seeing Fig. 8 F and 8G) another.Workman B, C and D carry out operating with like workman's category-A.
Can be discrepant aspect work speed between workman A, B, C and the D.When described conveyor zones 101a to 101d faced corresponding work zone 200a to 200d, each workman A to D can be placed on the predetermined conveyor zones 101a to 101d by parts or the assembly that described assembling is intact in the period between moment t7 ' and the t1 '.When described conveyor zones 101a ' to 101d ' during in the face of corresponding work zone 200a to 200d, workman A to D can also be in the period between moment t6 ' and the t8 ' will described larger-size part take off from the conveyor zones 101a ' that is scheduled to 101d '.
Figure 10 shows an improved form of described turntable 100 subregions.Improvement example shown in Figure 10 at first is divided into four equal parts with described turntable 100 along circumference, then each described equal part is divided into an inner region and an outskirt.(first) the conveyor zones 102a, 102b, 102c and the 102d that are used to place described larger-size part are the inboards that sequentially is arranged in described turntable 100 according to clockwise direction.Being used to place the intact parts of described assembling or (second) conveyor zones 102a ', 102b ', 102c ' and the 102d ' of assembly is the outside that sequentially is arranged in described turntable 100 according to clockwise direction.The position of described conveyor zones 102a is upwards corresponding with the position of described conveyor zones 102a ' in week.This position of conveyor zones 102a that makes upwards can make each workman A, B, C and D receive the required large-scale part of next cycle of assembly working with the corresponding arrangement form in the position of conveyor zones 102a ' in week, and the parts that also will assemble or assembly are placed on the described conveyor zones simultaneously.In the identical mode of the foregoing description, described conveyor zones 102a and 102a ' are defined by red ribbon, described conveyor zones 102b and 102b ' are defined by yellow colour band, described conveyor zones 102c and 102c ' are defined by blue color, and described conveyor zones 102d and 1 02d ' are defined by white colour band.The occupation mode and the turntable shown in Fig. 7 of turntable with this structure is similar.
In the production system of described second embodiment, each workman A, B, C and D can discern at a glance be assigned with need the stack-mounted part.The workman PU that is in the picking region can pick up described assembling intact parts or assembly exactly.
E. the improved form of second embodiment
The arrangement form of described second embodiment can will need the stack-mounted large-scale part to be placed in the different conveyor zones with parts of having assembled or assembly.Under the situation with two kinds of large scale vital partss, described two kinds of large scale vital partss can be placed in the different conveyor zones.This arrangement is applicable to a kind of method that first kind of large-scale part carried out first assembly working and second kind of large-scale part carried out second assembly working.
Figure 11 shows an example of the subregion of described turntable 100 in this application.In this example, described turntable 100 is divided into eight equal zones along circumference.Described eight conveyor zones 103a, 103a ', 103b, 103b ', 103c, 103c ', 103d and 103d ' are according to clockwise tactic.Described conveyor zones 103a and 103a ' are defined by red ribbon, described conveyor zones 103b and 103b ' are defined by yellow colour band, described conveyor zones 103c and 103c ' are defined by blue color, and described conveyor zones 103d and 103d ' are defined by white colour band.
First kind of large-scale part X is fed into described (first) conveyor zones 103a, 103b, 103c and 103d, and second kind of large-scale part Y is fed into described (second) conveyor zones 103a ', 103b ', 103c ' and 103d '.Each workman A, B, C and D at first receive the first kind of large-scale part X that is carried by turntable 100 and carry out first assembly working.Follow same workman receive by turntable 100 with 3/8 turn-take rotational conveyance second kind of large-scale part Y and carry out second assembly working.Conveyor zones 103a ', the 103b ', 103c ' and the 103d ' that are used to place described second kind of large-scale part Y depart from 3/8 with the conveyor zones 103a that is used to place described first kind of large-scale part X, 103b, 103c and 103d respectively in a circumferential direction and turn-take.This is that the corresponding time finishes first assembly working and the described second kind of large-scale part Y of needs until workman A, B, C and the D that each receives described first kind of large-scale part X because process and 3/8 of turntable 100 are turn-taked.
Figure 12 A to Figure 12 H shows the method that a kind of utilization turntable 100 is as shown in Figure 11 made parts or assembly.Parts or assembly that " solid circle " expression on described turntable 100 has been assembled, and first kind of large-scale part X of " hollow square " expression, second kind of large-scale part Y of " hollow triangle " expression.(first and second) conveyor zones 103a and the 103a ' of workman A represented to distribute in the shadow region.Figure 13 is provided with time that time is provided with, workman PU1 provides described larger-size part that expression workman A, B, C and a D operate and workman PU2 was provided with the time that the parts assembled and assembly carry out pick-up operation.
Here particularly point out workman A.At moment t0, workman A takes off first kind of large-scale part X and parts of having assembled or assembly are put on the described conveyor zones 103a (seeing Figure 12 H) from cooresponding (first) conveyor zones 103a.Then, workman A carries out first assembly working.Described turntable 100 clockwise rotates.Moment t3 ' between moment t2 and t3, workman PU1 supplies to described conveyor zones 103a ' with second kind of large-scale part Y and goes up (seeing Figure 12 B and 12C).At moment t3 place, workman A takes off described second kind of large-scale part Y and carry out second assembly working (seeing Figure 12 C) from described (second) conveyor zones 103a '.Moment t4 ' between moment t3 and t4, workman PU2 picks up parts of having assembled or assembly (seeing Figure 12 C and 12D) from described conveyor zones 103a.Moment t7 ' between moment t7 and t8, workman PU1 then need another first kind of large-scale part X of stack-mounted to supply to described conveyor zones 103a upward (seeing Figure 12 G and 12H).Workman B, C and D carry out operating with like workman's category-A.
Figure 14 shows an improved form of described turntable 100 subregions.Improvement example shown in Figure 14 at first is divided into four equal parts with described turntable 100 along circumference, then each described equal part is divided into an inner region and an outskirt.(first) the conveyor zones 104a, 104b, 104c and the 104d that are used to place described first kind of large-scale part X are the inboards that sequentially is arranged in described turntable 100 according to clockwise direction.(second) the conveyor zones 104a ', 104b ', 104c ' and 104 d ' that are used to place described second kind of large-scale part Y are the outsides that sequentially is arranged in described turntable 100 according to clockwise direction.The position of described conveyor zones 104a ' is departed from 1/2 with described conveyor zones 104a in a circumferential direction and is turn-taked.Conveyor zones 104a ', the 104b ', 104c ' and the 104d ' that are used to place described second kind of large-scale part Y depart from 1/2 with the conveyor zones 104a that is used to place described first kind of large-scale part X, 104b, 104c and 104d respectively in a circumferential direction and turn-take.This is that the corresponding time finishes first assembly working and the described second kind of large-scale part Y of needs until workman A, B, C and the D that each receives described first kind of large-scale part X because process and 1/2 of turntable 100 are turn-taked.In the identical mode of the foregoing description, described conveyor zones 104a and 104a ' are defined by red ribbon, described conveyor zones 104b and 104b ' are defined by yellow colour band, described conveyor zones 104c and 104c ' are defined by blue color, and described conveyor zones 104d and 104d ' are defined by white colour band.Each worker A, B, C and D at first receive the first kind of large-scale part X that is carried by turntable 100 and carry out first assembly working.Follow same workman receive by turntable 100 with 1/2 turn-take rotational conveyance second kind of large-scale part Y and carry out second assembly working.
This arrangement can make each workman A, B, C and D receive two kinds of different large-scale part X and Y that carry with the different time in the required time, and carries out assembly working.
F. the production system of the 3rd embodiment
Figure 15 shows the arrangement form of a kind of production system in the third embodiment of the present invention.The arrangement form of described the 3rd embodiment comprises a part fabrication region 250, and described part fabrication region 250 is positioned near the upstream side of production system of first embodiment.Be in workman PU1 between workman A and the D will be in described part fabrication region 250 produced part be provided on the described turntable 100.Manufacturing work in described part fabrication region 250 with the component delivery of manufacturing is carried out in time synchronously to described turntable 100.A carriage can be set temporarily to be deposited in produced part in the described part fabrication region 250 near described workman PU1.
When the part that will be fed on the described turntable 100 is made in bending to plate stamping or to bar, the part of described manufacturing is compared with described material, has the heavier problem of burden that volume for example is bigger and carry.In the arrangement form of described second embodiment, described part fabrication region 250 be arranged near the described turntable 100 with directly with the component delivery of manufacturing to described turntable 100.This arrangement form will be alleviated the conveying burden of high-volume parts widely.
The arrangement form of this embodiment can be made the part of aequum in described part fabrication region 250 in a required time.The pressure that this can be avoided the excessive stacking of part widely and alleviate store control.
G. the production system of the 4th embodiment
Figure 16 shows the arrangement form of a kind of production system in the fourth embodiment of the present invention.The arrangement form of described the 4th embodiment comprises the production system of a pair of described first embodiment.Four workman A, B, C and D carry out first assembly working at the first bench board 200A place that is arranged on around the first turntable 100A.Other four workman E, F, G and H carry out second assembly working at the second bench board 200B place that is arranged on around the second turntable 100B.Workman PU1 picks up first parts or assembly and by supplying on the described second turntable 100B as described first parts that need carry out the stack-mounted part second assembly working or assembly in a space between workman E and the H from the described first turntable 100A in the picking region between workman B and C.Workman PU1 can carry out shirtsleeve operation (for example check outward appearance and label) during such transportation work.Another workman PU2 picks up second parts or assembly from the described second turntable 100B in described picking region.The described first turntable 100A can be set with identical rotating speed with the second turntable 10B.
The arrangement form of described the 4th embodiment comprises the production system of first embodiment that a plurality of capacity ratings are higher, and the production system of described a plurality of first embodiment is arranged on together to form a continuous conveyor line.This arrangement form can improve the capacity rating of the whole process of production of producing final products.
H. the production system of the 5th embodiment
Figure 17 shows the arrangement form of a kind of production system in the fifth embodiment of the present invention.The arrangement form of this embodiment has reduced the number of workers of carrying out second assembly working in described the 4th embodiment.Four workman A, B, C and D carry out first assembly working at the first bench board 200A place that is arranged on around the first turntable 100A.Three workman E, F and the G second bench board 200C around being arranged on the second turntable 100C sentences in the predetermined production pitch time and carries out second assembly working, and this productive temp asynchronism(-nization) is in the productive temp time of described first assembly working.Workman PU1 in the picking region from the described first turntable 100A that is arranged in upstream side pick up first parts or assembly and with it as carrying out the stack-mounted component delivery to the described second turntable 100C that is positioned at the downstream at second assembly working.Another workman PU2 picks up second parts or assembly from the described second turntable 100C in described picking region.In the present embodiment, set the velocity of rotation of the described first turntable 100A so that can obtain 2 minutes rotation period.Like this, described workman PU1 per minute picks up four first parts or assembly from the described first turntable 100A.Set the velocity of rotation of the described second turntable 100B so that can obtain the rotation period of getting a point 30 seconds.Like this, described workman PU2 per minute picks up four second parts or assembly from the described second turntable 100B.Workman PU2 picks up time of second parts or assembly and workman PU1 from the described second turntable 100C and picks up first parts or assembly and be synchronous with the time that described first parts or assembly supply on the described second turntable 100B from the described first turntable 100A.
The arrangement form of the 5th embodiment can at random be regulated the velocity of rotation of described turntable, thereby can guarantee the smooth and easy work between a plurality of turntables, and the workman of varying number carries out different operations with the different productive temp time between described a plurality of turntables.
I. other improved form
The foregoing description all is to be used for the description of this invention rather than limitation of the invention.Can under the prerequisite that does not break away from protection scope of the present invention, carry out various improvement, modification and replacement to them.For example, the subregion example of the structure of the turntable described in first embodiment 100 and turntable 100 can be used among second to the 5th embodiment.List some other below and improved example.
I1. improve example 1
What the foregoing description of production system of the present invention related to is assembly working.Production system of the present invention also can be used for any production process that can carry out the similar products quality control surveillance of parallel work-flow.For example, the check of the printing in the production of ink jet printer has a step of printing the presumptive test pattern on printer paper so that regulate the gradient of ink ejection amount and the ink-jet time and the printhead of a printhead.Usually variant on the operating time, need in printing checkout procedure, allow the workman carry out such adjusting.Production system of the present invention is applicable in this step of printing checkout procedure to be adjusted in the difference on the operating time effectively.
I2. improve example 2
In above-mentioned all embodiment, only provide one to be used for the position of required component delivery to the described turntable.But described part can be fed on the described turntable from a plurality of diverse locations.
I3. improve example 3
In above-mentioned any one embodiment, the ad-hoc location of distributing to each workman on the turntable be utilize colour band with how much form separate so that each workman easily discerns object and the productive temp time that need carry out work.But, can utilize other method to separate, as long as each workman can easily discern object and the productive temp time that need carry out work.A kind of suitable method is to place the box that has color in each zone on turntable.The another kind of method that is suitable for is to make suitable mark to distinguish each zone.
I4. improve example 4
In the above-described embodiments, only large-scale part is fed on the described turntable from the outside.A kind of suitable improvement is all to supply to described turntable from the outside with being used for stack-mounted one all parts of cover.
I5. improve example 5
In the above-described embodiments, a plurality of workmans are carrying out identical work concurrently in the work area of a turntable.Also other arrangement form can be arranged.Can a plurality of different workmans groups be set in the work area of a turntable, each group comprises a plurality of workmans that carry out identical work concurrently.For example, two different workman's groups can be set in described work area, each group comprises three workmans that carry out identical work concurrently.
I6. improve example 6
In described the 5th embodiment, it is 4/3 times of three workmans rotating speed of being in the described second turntable 100B that carries out second assembly working around it that four workmans are in the rotating speed that carries out the described first turntable 100A of first assembly working around it.But described rotating speed is not limited in this setting means.Say that briefly m workman is in (wherein, m is not less than 2 integer) around the turntable that is positioned at upstream side, n workman is in (wherein, n is not less than 2 integer) around another turntable that is positioned at the downstream.The speed setting of each turntable should be that to make the rotating speed of the turntable that is positioned at described downstream be the sm/n doubly (wherein, s is a natural number) of rotating speed that is positioned at the turntable of described upstream side.
I7. improve example 7
In above-mentioned any one embodiment, described turntable 100 is designed to circle, but circular right and wrong are determinate.But described circle in rotation process without any degree of irregularity, thereby help each workman's operation.
Claims (11)
1. production system, a plurality of workmans make a kind of predetermined prod therein, and described production system comprises:
A turntable, described turntable have a top surface, and described top surface is divided into a plurality of and the corresponding conveyor zones of number of workers;
A plurality of described turntable work areas on every side that are arranged on, described workman carries out identical work in described work area; And
A picking region, the assembly that machines and be taken back to described turntable is picked in described picking region;
Wherein said turntable with a specific rotational speed so that described a plurality of conveyor zones with 1 minute to 3 minutes time gap in the face of respectively with the corresponding a plurality of described work areas of described conveyor zones.
2. production system, a plurality of workmans make a kind of predetermined prod therein, and described production system comprises:
A turntable, described turntable have a top surface, and described top surface is divided into a plurality of and the corresponding conveyor zones of number of workers;
A plurality of described turntable work areas on every side that are arranged on, described workman carries out identical work in described work area; And
A picking region, the assembly that machines and be taken back to described turntable is picked in described picking region;
Wherein the identical work of carrying out in described work area is that predetermined prod is carried out quality control surveillance.
3. production system as claimed in claim 1 or 2 is characterized in that, described production system also comprises:
Quantity needs the main object of processing to be fed into each workman in described supply area less than the supply area of number of workers.
4. production system as claimed in claim 3 is characterized in that, described production system also comprises:
A near fabrication region that is arranged on the described supply area, described needs are fed into the object of described supply area and are made in advance in described fabrication region.
5. production system of producing a kind of predetermined prod by a plurality of different steps, described production system comprises:
A plurality of turntables, set a plurality of turntables are corresponding to described different step, each described turntable has a top surface, described top surface is divided into the conveyor zones that is specially adapted to each step of predetermined quantity, described each turntable has the work area around the described turntable of being arranged on of predetermined quantity, and the workman of predetermined quantity carries out identical work in described work area;
A conveyor zones that is arranged between the adjacent turntable, a workman picks up assembly that is produced and another turntable that its object as needs processing is supplied in the downstream from a turntable that is positioned at upstream side in described conveyor zones; And
A control unit that is used to regulate the rotating speed of each turntable is so that make the pick-up time basic synchronization of the assembly of being produced in each step;
The rotating speed of wherein said each turntable satisfies such relation, promptly, be in around the turntable that is positioned at upstream side as m workman, wherein m is not less than 2 integer, and when n workman was in around another turntable that is positioned at the downstream, wherein n was not less than 2 integer, the rotating speed that is positioned at the turntable in described downstream be positioned at described upstream side turntable rotating speed sm/n doubly, wherein, s is a natural number.
6. turntable, described turntable have a plurality of work areas that are provided with around described turntable, and a plurality of workmans operate in described work area, and described turntable comprises:
A top board, described top board has a plurality of first conveyor zones and a plurality of second conveyor zones that are used to carry second workpiece that are used to carry first workpiece, described first conveyor zones is making progress with being spaced of equating corresponding to described a plurality of work areas in week, and described second conveyor zones is making progress with being spaced of equating corresponding to described work area in week; And
One is used to make the rotating mechanism of described top board with fixing speed continuous rotation.
7. a turntable as claimed in claim 6 is characterized in that, of described a plurality of described second conveyor zones who is used for of described a plurality of first conveyor zones an of workman and is used for described workman upwards departed from mutually in week.
8. turntable, described turntable have a plurality of work areas that are provided with around described turntable, and a plurality of workmans operate in described work area, and described turntable comprises:
A top board, described top board have a plurality of conveyor zones that are used for conveying workpieces, and described conveyor zones is making progress with being spaced of equating corresponding to described a plurality of work areas in week; And
One is used to make the rotating mechanism of described top board with fixing speed continuous rotation;
Wherein said a plurality of conveyor zones utilizes color to be separated.
9. as the described turntable of one of claim 6-8, it is characterized in that described top board is circular.
10. as the described turntable of one of claim 6-8, it is characterized in that described turntable comprises that also bench board and its height that is arranged in described work area is identical with described top board.
11., it is characterized in that described top board with a circumferential extendible portion is supported by described rotating mechanism as the described turntable of one of claim 6-8,
Described turntable also comprises a bench board that is located in the described work area, and its height that highly is lower than described top board is to limit a space between described circumferential extendible portion and described bench board.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP221003/2000 | 2000-07-21 | ||
| JP2000221003A JP2002036072A (en) | 2000-07-21 | 2000-07-21 | Production system utilizing rotary table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1334228A CN1334228A (en) | 2002-02-06 |
| CN1222456C true CN1222456C (en) | 2005-10-12 |
Family
ID=18715506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01123352 Expired - Fee Related CN1222456C (en) | 2000-07-21 | 2001-07-23 | Production system using rotary table |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2002036072A (en) |
| CN (1) | CN1222456C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI478788B (en) * | 2013-01-30 | 2015-04-01 | Nittan Valva | Workpiece inspection equipment |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1746476A4 (en) * | 2004-05-12 | 2010-04-28 | Hino Motors Ltd | Assembling stand, assembling method, and process display device for article |
| JP4500224B2 (en) * | 2005-07-04 | 2010-07-14 | 日立Ｇｅニュークリア・エナジー株式会社 | Volume reduction system and method for used control rod |
| DE102016008949A1 (en) * | 2016-07-26 | 2018-02-01 | Fresenius Medical Care Deutschland Gmbh | Transport device and method for transporting objects from workstation to workstation of a production facility and production facility for the production of products with such a transportation facility |
-
2000
- 2000-07-21 JP JP2000221003A patent/JP2002036072A/en not_active Withdrawn
-
2001
- 2001-07-23 CN CN 01123352 patent/CN1222456C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI478788B (en) * | 2013-01-30 | 2015-04-01 | Nittan Valva | Workpiece inspection equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1334228A (en) | 2002-02-06 |
| JP2002036072A (en) | 2002-02-05 |
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