JP2007025919A - Cell production support method and cell production support device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cell production support method for more efficiently performing cell production. <P>SOLUTION: This cell production support device is provided with a plurality of drawers 1a to 1f in which components or repair tools necessary for each operation process are stored in a batch, a drawer storage part 2 in which the drawers 1a to 1f are stored in multiple stages in the order of operations and an elevating means 4 for elevating the drawer storage part. The storage part is elevated to the operation height of an operator, and the drawers are opened and closed in the order of operations with the operation height of the operator, and the components or repair tools or the like are supplied so that it is possible to more efficiently achieve cell production. <P>COPYRIGHT: (C)2007,JPO&amp;INPIT

Description

  The present invention relates to an apparatus for manufacturing and assembling, and more particularly, to a cell-type production support apparatus that is effective for high-mix low-volume production.

Conventional cell production methods include a round type in which an operator moves the product in front of the intended component storage box, a round type in which the component box moves in front of the worker by a circulating transport means, etc. Is the mainstream. This cell production method is described in (Patent Document 1) (Patent Document 2).
JP-A-10-29138 JP-A-10-29139

  However, the patrol type is accompanied by a loss of time for workers to move and physical fatigue, and the round type requires a large area for production facilities and requires a lot of labor for installation and dismantling. There are shortcomings such as necessary.

  This invention solves the said subject and enables it to perform cell production more efficiently.

  The present invention for solving the above problems includes a plurality of drawers in which parts and jigs and tools necessary for each work process are stored together, and a conventional system represented by a moving patrol type or a round type. In addition to the two-dimensional arrangement shown in FIG. 2, the drawer storage section is stored in multiple stages in the order of work, and the lifting means for moving the drawer storage section up and down is raised and lowered to the worker's working height. Now, by opening and closing the drawer in order of work and supplying parts and jigs and tools, cell production can be performed more efficiently.

  In the cell production support method according to the first aspect of the present invention, necessary tools, jigs or parts are stored in separate drawers for each work process, and are stacked up and down to be set in the drawer storage section. Among the drawers in the storage unit, a specific drawer at a specified working height or a plurality of drawers including the specific drawer are moved between the inside and outside of the drawer storage unit, and an instruction is detected to detect the outside of the drawer drawer. It is characterized in that the uppermost drawer drawn out in is replaced.

  In the cell production support method according to claim 2 of the present invention, necessary tools, jigs or parts are stored in separate drawers for each work process, and these are stacked up and down and set in the drawer storage section, and instructions are given. While detecting and pulling back the uppermost drawer which is at the specified working height among the drawers of the drawer storage part and is drawn out to the outside of the drawer storage part and returning to the inside of the drawer storage part, The drawer in the lower half of the drawer that is being pulled back and containing the tools, jigs, or parts required for the next work is pushed out of the drawer storage section and opened, and the uppermost drawer is opened in the drawer storage section. It is characterized in that after being pulled back to the inside, a drawer containing tools or jigs or parts required for the next work is pushed up to a specified working height and the uppermost drawer is replaced.

  In the cell production support method according to claim 3 of the present invention, necessary tools or jigs or parts are stored in separate drawers for each work process, and these are stacked up and down and set in the drawer storage section. While the specific drawer drawn out of the drawer storage unit at the working height is open, the next specific drawer containing tools or jigs or parts required for the next operation is placed below the specific drawer. Pulling out to the outside of the drawer storage unit, detecting an instruction and pulling back the specific drawer to the inside of the drawer storage unit, while pushing up the specific drawer and the next specific drawer, the uppermost drawer is replaced.

  In the cell production support method according to claim 4 of the present invention, necessary tools, jigs or parts are stored in separate drawers for each work process, and are stacked up and down to set in the drawer storage section. Among the drawers in the storage unit, a plurality of drawers including a specific drawer at a specified working height are moved between the inside and outside of the drawer storage unit to open the specific drawer, and an instruction is detected to detect the specific drawer The specified drawer and the remaining drawers are moved up while the drawers are pulled back into the drawer storage section, and the drawers in which the tools, jigs or parts required for the next operation of the plurality of drawers are stored are specified work. It is characterized by being pushed up to a height.

  In the cell production support method according to claim 5 of the present invention, necessary tools, jigs or parts are stored in separate drawers for each work process, and these are stacked up and down and set in the drawer storage section. Among the drawers in the storage section, the specific drawer at the specified working height and the next specific drawer below the specific drawer are moved together between the inside and outside of the drawer storage section to open the specific drawer. While detecting the instruction and pulling back the specific drawer into the drawer storage section, the specific drawer and the specific drawer are lifted, and a tool or jig or part required for the next operation of the plurality of drawers The housed drawer is pushed up to a specified working height.

The cell production support method according to claim 6 of the present invention is characterized in that, in any one of claims 1 to 5, the work is set on a mount portion provided in the drawer.
The cell production support apparatus according to claim 7 of the present invention is a drawer storage section having a plurality of drawers capable of storing stored items, and an elevator means for moving the drawer storage section up and down to replace the drawer at a specified working height. A driving device for moving one or more drawers at a specified working height among the drawers of the drawer storage unit between the inside and the outside of the drawer storage unit; A control unit that operates the drive device to replace the uppermost drawer drawn out of the drawer storage unit is provided, and the control unit executes the cell production support method according to any one of claims 1 to 5. It is configured as described above.

  According to this cell production support method, the area is greatly reduced compared to the conventional method, the labor consumption associated with the installation, movement, and dismantling can be reduced, and the work that was a problem with the conventional method Cell movement can be performed more efficiently by reducing the movement loss and physical fatigue associated with.

Hereinafter, the cell production support method of the present invention will be described based on each embodiment shown in FIGS.
(Embodiment 1)
1 to 6 show (Embodiment 1) of the present invention.

  1 and 2 show a cell production support apparatus. In FIG. 1, a steel plate frame main body 17 is shown in phantom lines in order to illustrate the inside in detail. On the front side of the frame body 17, as shown in FIG. 2, there is provided a protective frame 17a that protrudes into the work space and has an open upper surface. On the frame 18 of the frame body 17, the drawer storage unit 2 is installed via the lifting device 4.

  The drawer storage unit 2 is provided with drawers 1a to 1f that are stacked in the vertical direction and can be individually drawn out. Each of the drawers 1a to 1f may use several kinds of stored items depending on the size of tools and jigs to be stored, or arrange parts delivery boxes exchanged with parts suppliers as they are. May be stored.

  The height of the protective frame 17a provided on the front surface of the frame body 17 and allowing the drawers 1a to 1f to be pulled out so that the upper surface can be taken out from the opening is as shown in FIG. The working height H is formed.

  Further, the frame body 17 includes ascending detection sensors 5 and 6 serving as ascending detection means for detecting the ascending position of the ascending / descending apparatus 4 and descending detection sensors 7 and 8 serving as a descending detection means for detecting the descending position of the ascending / descending apparatus 4. And a drawer detection sensor 9a for detecting which of the drawers 1a to 1f has arrived at the worker's working height H, and the worker's prescribed working height H among the drawers 1a to 1f. The drive device 3a that selectively pushes and pulls out two stages between the inside and outside of the drawer storage unit 2, and the upper drawer in the two stages of drawers are pulled back. A driving device 3b that is stored in the drawer storage unit 2 and moved, a drawer opening / closing detection sensor 10 as an open / close detection means for detecting whether the drawers 1a to 1f are in an open / closed state, and an operator's work Drawing at height Drawer position detecting sensor 11 is drawers in the lower part is a position detecting means for detecting whether the open position is provided.

  In addition to this, based on the output signal of the start switch 13 and the emergency stop operation switch 14 for operating the cell production support device provided in the protection frame 17a, the detection output of each sensor, etc., the driving device 3a, 3b and a personal computer 15 as a control unit for controlling the operation of the elevating device 4, and a display 16 connected to the personal computer 15 to display the operation state.

  The emergency stop operation switch 14 is provided for the purpose of stopping all operations in an arbitrary state including an unexpected emergency regardless of the output signals from the respective sensors. Further, during the operation of the driving devices 3a and 3b and the lifting device 4, the movement of the hand is detected from the change in the amount of light received by the operator 19 entering the opening of the protective frame 17a, and the emergency stop is performed. A CCD area sensor 12 is provided in the frame main body 17 so that it can be used.

This will be described in more detail.
The drawers 1a to 1f store tools and jigs to be used for each work process. For example, here, the upper drawer has a work process ahead of the tools and jigs stored in the lower drawer. The tools and jigs used in the are stored.

  The drive devices 3a and 3b are configured by an air cylinder, an oil cylinder, an electric slider, or the like. The elevating device 4 is constituted by a hydraulic jack, an electric lifter, a hanging mechanism, and the like.

  As the drawer opening / closing detection sensor 10 provided in the drawer storage unit 2, a contact type sensor can be preferably used. The drawer detection sensor 9a is for detecting the height of the drawer storage section 2 at the worker's work height, that is, the number of stages of the drawer at the worker's work height. Here, a reflective sensor that detects the reflected light from the reflector 9b attached to the back surface of the drawer housing portion 2 at the same interval as each of the drawers 1a to 1f is used. In the case of this sensor that can be detected in a non-contact manner, it is necessary to arrange a plurality of sensors according to the number of drawers, and the reflector 9b also needs to be attached in several different patterns. The number of steps of the drawer at the working height is determined based on the combination of the presence and absence of the reflecting plate.

  Here, for example, a reflection type sensor is used as the drawer position detection sensor 11 and is detected by reflected light from a reflector (not shown) attached to each drawer. A sensor that can be detected in a non-contact manner, such as a transmissive sensor or a CCD area sensor, can also be used.

  The ascending detection sensor 5 detects a stop position by a reflection type sensor provided in the frame body 17 by a change in the amount of reflected light from the reflecting plate 5a affixed to the drawer housing portion 2 at equal intervals between the drawers. Is.

  The lift sensor that detects the limit position of the lift operation of the lift device 4 is, for example, the lift device despite the fact that each drawer has reached the operator's working height due to the above-described malfunction of the lift detection sensor 5 or the like. It is provided from the viewpoint of safety to prevent excessive rise when 4 does not stop. A transmissive sensor or a CCD area sensor can be preferably used.

  As the lowering detection sensor 7 for detecting the limit position of the lowering operation of the lifting device 4, that is, the lowest position, a transmission type or a CCD area sensor can be preferably used similarly to the above-described rising detection sensor 6.

  The lowering detection sensor 8 used for the purpose of preventing the danger when the lifting device 4 is lowered while the drawer is opened is a gap from the bottom of the drawer that is one step lower than the drawer at the working height of the operator. It is provided free of charge. Although a contact type is desirable, a device capable of non-contact detection such as a CCD area sensor may be used.

  In order to prevent the occurrence of a loss such as the operation of the apparatus before the work is completed due to an operator's erroneous operation or the like, and to perform cell production in a safer and more reliable manner, It is desirable to provide two emergency stop operation switches 14.

The configuration of the control system of this cell production apparatus is shown in FIG.
The personal computer 15 receives the output signals from the sensors 5 to 12, the start switch 13, and the emergency stop operation switch 14, and raises and lowers the drive device and the drawer storage section for opening and closing the drawer based on predetermined conditions. Control of the lifting device to do. A sequencer may be used as a means for performing the control as described above. In addition, cell production can be efficiently performed by displaying information such as work procedures on the display monitor 16.

The structure shown in FIG. 1 will be described in detail based on the steps shown in FIG.
FIG. 3A shows an initial state. All the drawers 1a to 1f are stored in the drawer storage section 2, the rods 21 and 22 of the driving devices 3a and 3b for opening and closing the drawer are in a contracted state, and the lifting device 4 is in the lowest position.

  It is detected that the start switch 13 has been pressed, and in the next operation state, as shown in FIG. A drawer 1a as a specific drawer of the working height and a drawer 1b as a next specific drawer in which tools or jigs or parts necessary for the next work are drawn out to the inside of the protective frame 17a of the frame body 17, The uppermost drawer 1a is opened.

FIG. 4 shows details of the driving device 3a.
Here, a bent piece 24 is formed at the tip of the rod 21 of the driving device 3a so as to straddle the flange 23 on the front surface of the drawers 1a and 1b, and the rod of the driving device 3a is interposed via the bent piece 24. The drawers 1a and 1b are pulled out together by 21.

  As shown in the plan view of FIG. 5, the frame main body 17 is installed beside the work table 26 on which the worker 19 places the work 25 and works. In the state shown in FIG. A tool, jig, or part 27 is taken out from the drawer 1a exposed by the protective frame 17a, and the operator returns the used tool or jig 27 to the original position of the drawer 1a. When the work process to be executed using the contents stored in the drawer 1a is completed and the start switch 13 is pressed, the drawer 1a is moved up and down while being pulled back to the drawer storage section 2 by the driving device 3b as shown in FIG. The apparatus 4 is operated and the drawer storage section 2 is raised, the drawer 1a is returned to the drawer storage section 2 as shown in FIG. 3D, and the drawer 1b is opened to the protective frame 17a of the frame body 17. become.

FIG. 6 shows details of the driving device 3b.
As can be seen from this plan view, a rod-shaped rotating body 29 connected by a pin 28 is connected to the tip of the rod 22 of the driving device 3b. The rotating body 29 is biased by a spring (not shown) or the like so as to stop at the position indicated by a solid line. The rod 22 of the driving device 3b in FIGS. 3B to 3C approaches the drawer 1a opened from the solid line position shown in FIG. 6, and the inclined portion 30 of the rotating body 29 is moved to the flange portion 23. It collides and rotates against the urging force, and the collar part 31 gets over the collar part 23 and engages with the drawer 1a. In this state, the rod 22 extended from the driving device 3b is retracted, and the drawer 1a is returned to the drawer storage portion 2. In order to reduce the friction in the vertical direction with the drawer 1a when the lifting / lowering device 4 is operated while the drawer 1a is pulled back to the drawer storage part 2 and the drawer storage part 2 is lifted, a roller is provided on the hook part 31. 32 is provided.

  Next to the state of FIG. 3D in which the drawer 1b is pulled out to the opening 17a of the frame body 17 and opened, the rod of the driving device 3a extends as shown in FIGS. 3E to 3F. The drawer 1c is pulled out to the lower side of the open drawer 1b.

Similarly, each time the start switch 13 is pressed, the operations from FIG. 3C to FIG. 3F are repeated according to the number of drawer stages.
FIG. 3G shows a state where the operations of FIGS. 3C and 3D have been completed with respect to the drawer 1e and the lowermost drawer 1f. That is, the drawer 1e is stored in the drawer storage unit 2, and the drawer 1f is opened.

  Note that the lowermost drawer 1f does not have a drawer in the lower stage, and therefore the operations of FIGS. 3E and 3F are not performed. FIG. 3H shows a state in which the lowermost drawer 1f at the work height is stored after the work is finished. After the state shown in FIG. 3H, the initial state shown in FIG.

  As described above, every time the start switch 13 is pressed, tools, jigs and parts necessary for the work are replaced with the specified work height, so that the operator 19 can easily take out and the workability is good. The frame main body 17 having the drawer storage portion 2 that is stacked and stores the drawers 1a to 1f can be saved in space compared to the conventional patrol type or round type, and can be installed and moved by attaching casters 33 to the frame main body 17. It is extremely easy, and cell production can be performed more efficiently.

  Further, as shown in FIG. 3B, when the drawers 1a and 1b for two stages are pulled out at the same time and the pressing of the start switch 13 is detected, the operation process is completed as shown in FIGS. 3C to 3D. The lifting device 4 is operated while returning the upper drawer 1a containing tools, jigs and parts, and the drawer 1b containing tools, jigs and parts for the next process can be set to the working height, and the process switching time can be reduced. Shortening can be realized.

(Embodiment 2)
In the above (Embodiment 1), the elevating device 4 is operated while returning the upper drawer 1a. However, even when not operating in parallel as shown in FIG. Compared with the space saving, the caster 33 is attached to the frame body 17, and the installation and movement are very easy.

  In this case, the design is such that the drawer and storage of the uppermost drawer are executed by the drive device 3b, and the drawer and storage of the next highest drawer are executed by the drive device 3a (Embodiment 1). Change it.

  Specifically, in FIG. 7A, only the drawer 1a is pulled out by the driving device 3b and opened, and when the start switch 13 is pressed, the uppermost drawer 1a is inserted into the drawer storage portion 2 as shown in FIG. Then, the next drawer 1b is pulled out by the driving device 3a, and the drawer housing portion 2 is pushed up by the lifting device 4 as shown in FIG. 7C to set the drawer 1b at the working height. Thereafter, the same repetition is executed.

(Embodiment 3)
In the above (Embodiment 1), the two-stage drawer is pulled out by the driving device 3a. However, as shown in FIG. 8, it can be configured such that the next drawer is pulled out during the operation of the uppermost drawer. . In this case, the design is such that the drawer and storage of the uppermost drawer are executed by the drive device 3b, and the drawer and storage of the next highest drawer are executed by the drive device 3a (Embodiment 1). Change it.

  Specifically, in FIG. 8 (a), only the drawer 1a is pulled out by the driving device 3b and opened, and the drawer 1b is driven by the driving device 3a as shown in FIGS. Pull out with. When the start switch 13 is pressed, the uppermost drawer 1a is pulled back into the drawer storage section 2 as shown in FIG. 8 (D), and at the same time, the drawer storage section 2 is moved by the lifting device 4 as shown in FIG. 8 (E). Push it up and set the drawer 1b to the working height. Thereafter, the same repetition is executed.

(Embodiment 4)
In each of the above embodiments, the frame main body 17 is arranged beside the work table 26 as shown in FIG. 5, and the operator 1 takes out tools, jigs, and parts from the drawer 1 a and performs work. Although the case where the operator returns the jig and jig to the original position of the drawer 1a has been described, in FIG. 9, the drawer 1a is provided with a mount portion 34 on which not only tools, jigs and parts but also the workpiece 25 is placed. The work 25 is set on the work piece 34, and the work, tools and jigs 27 stored in the same drawer are used for work. When the work in the process is completed, the work 25 is removed from the mount portion 34 and the work table 26 is removed. Then, the start switch 13 is pressed. The mount part 34 is provided in at least some of the drawers 1a to 1f, and the above is repeated.

  Accordingly, the work can be efficiently performed while holding the work 25 in an appropriate posture according to the work content in each process.

  INDUSTRIAL APPLICABILITY The present invention can contribute to the improvement of cell production workability when manufacturing a subassembly or a finished product such as a tape drive and an optical disk drive. It can also be applied to other general industrial equipment.

The perspective view seen from the back which shows the internal structure of the cell production support apparatus which implement | achieves the cell production support method in (Embodiment 1) of this invention The perspective view of the principal part seen from the front of the cell production support apparatus of the embodiment Process diagram of the embodiment The perspective view which looked at the principal part of the embodiment from the back The top view explaining the working state of the embodiment The top view of the principal part of the same embodiment Process diagram of main part of cell production support method according to (Embodiment 2) of the present invention Process diagram of main part of cell production support method according to (Embodiment 3) of the present invention The top view explaining the working state in (Embodiment 4) of this invention

Explanation of symbols

1a to 1f Drawer 2 Drawer storage portions 3a, 3b Driving device 4 Lifting device H Work height of worker 5, 6 Lift detection sensor 7, 8 Lower detection sensor 9a Drawer detection sensor 10 Drawer opening / closing detection sensor 11 Drawer position detection sensor 12 CCD area sensor 13 Start switch 14 Emergency stop operation switch 15 Personal computer (control unit)
16 Display 17 Frame body 17a Protective frame 18 Base 19 Worker 21 Rod 22 of drive device 3a Rod 23 of drive device 3b ridge part 24 Bending piece 25 Work piece 26 Work table 27 Tool, jig or part 28 Pin 29 鉤 29 inclined part 32 roller 33 caster 34 mount part

Claims (7)

Store necessary tools or jigs or parts in separate drawers for each work process, stack them up and down and set them in the drawer storage section,
Among the lotters of the drawer storage unit, the specific lottery at a specified working height or a plurality of drawers including the specific lottery are moved between the inside and outside of the lottery storage unit, the instruction is detected, and the lottery storage unit Cell production support method to replace the uppermost drawer drawn outside the box. Store necessary tools or jigs or parts in separate drawers for each work process, stack them up and down and set them in the drawer storage section,
While detecting the instruction, the uppermost drawer which is at the specified working height among the drawers of the drawer storage unit and is drawn out to the outside of the drawer storage unit and opened is pulled back to the inside of the drawer storage unit. The drawer in the lower half of the drawer that is being pulled back and containing the tools or jigs or parts required for the next work is pushed out of the drawer storage section and opened, and the uppermost drawer is stored in the drawer. A cell production support method in which a drawer containing tools, jigs or parts required for the next operation after being pulled back into the section is pushed up to a specified working height and the uppermost drawer is replaced. Store necessary tools or jigs or parts in separate drawers for each work process, stack them up and down and set them in the drawer storage section,
While the specified drawer which is at the specified working height and is pulled out to the outside of the drawer storage unit is open, the next specified drawer in which the tools or jigs or parts required for the next operation are stored is located below the specified drawer. Withdraw to the outside of the drawer storage section,
A cell production support method in which an uppermost drawer is replaced by pushing up a specific drawer and the next specific drawer while detecting an instruction and pulling the specific drawer back into the drawer storage unit. Store necessary tools or jigs or parts in separate drawers for each work process, stack them up and down and set them in the drawer storage section,
A plurality of drawers including a specific drawer at a specified working height among the drawers of the drawer storage section are moved between the inside and outside of the drawer storage section to open the specific drawer.
While detecting the instruction and returning the specific drawer to the inside of the drawer storage unit, the specific drawer and the remaining drawers are lifted, and a tool or jig or part required for the next operation of the plurality of drawers is provided. A cell production support method for pushing up the stored drawer to a specified working height. Store necessary tools or jigs or parts in separate drawers for each work process, stack them up and down and set them in the drawer storage section,
The specific drawer at the specified working height among the drawers in the drawer storage section and the next specific drawer below the specific drawer are moved between the inside and outside of the drawer storage section to open the specific drawer. And
While detecting the instruction and pulling back the specific drawer into the drawer storage section, the specific drawer and the specific drawer are lifted, and a tool or jig or part required for the next operation of the plurality of drawers A cell production support method for pushing up the stored drawer to a specified working height. The cell production support method according to any one of claims 1 to 5, wherein a work is set on a mount portion provided in the drawer and the work is performed. A drawer storage section having a plurality of drawers capable of storing storage items;
Elevating means for raising and lowering the drawer storage unit and replacing the drawer at a specified working height;
A driving device for moving one or more drawers at a specified working height among the drawers of the drawer storage unit between the inside and outside of the drawer storage unit;
A control unit that detects the instruction and operates the elevating means and the driving device to replace the uppermost drawer extracted outside the drawer storage unit;
A cell production support apparatus configured to execute the cell production support method according to any one of claims 1 to 5 in the control unit.

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