JP2732966B2 - Futon positioning device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a futon positioning device.

[0002]

2. Description of the Related Art An automatic sewing machine called a comforter machine or the like is sometimes used to sew an upper comforter. This sewing device is configured to automatically sew a futon attached to a holding frame while moving a sewing needle along a sewing position according to a preset program on an XY table. The holding frame,
Although the rollers provided on the holding frame are fitted into the guide rails provided on the XY table so that the positioning can be accurately performed on the XY table, the futon is mounted on the holding frame. When mounting, the operator must manually correct the position of the futon while measuring the dimensions to position the futon with respect to the holding frame, and accurately position the futon. There is a problem that productivity is poor.

[0003]

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a futon positioning apparatus capable of speeding up the operation of positioning the futon with respect to the holding frame and improving the productivity. is there.

[0004]

SUMMARY OF THE INVENTION The present invention provides a displacement driving means having a flat substrate, a support frame provided on the substrate, and a drive shaft provided on the support frame and displaced toward / separated from the substrate. And a flat plate-shaped body connected to the drive shaft and made of a light-transmitting material; and an arbitrary pattern made of a light-transmitting material, formed with an arbitrary pattern and placed on the plate-shaped body. A member and a plurality of holding pieces for detachably holding a peripheral portion of the futon are provided, a futon positioning device characterized by including a holding frame body mounted on the substrate while being positioned on the substrate. is there.

The present invention also provides a flat substrate, a supporting frame provided on the substrate, a projecting means provided on the supporting frame for projecting an image of an arbitrary design toward the substrate, and a peripheral edge of the futon. A plurality of holding pieces for detachably holding the portion are provided,
And a holding frame mounted on the substrate while being positioned on the substrate.

[0006]

According to the present invention, the substrate is provided with a support frame, and the support frame is provided with driving means. A flat plate having translucency is fixed to the drive shaft of the drive means,
A positioning member is placed on the plate-like body. The futon is detachably sandwiched and attached to the holding frame by a plurality of holding pieces, and the holding frame is mounted on the substrate together with the futon and positioned. When the driving shaft of the driving means is driven to be displaced in a direction approaching the substrate, the plate-like body is displaced in the same direction with the positioning member mounted thereon, and is arranged on the futon. In this state, the worker can visually recognize the futon disposed below the positioning member and the plate-like body by overlapping with the pattern formed on the positioning member, so that the holding state of the holding piece can be changed. When released, the futon is displaced with respect to the holding frame so that the symbols are arranged at the corresponding positions, and the peripheral portion of the futon is again clamped by the clamping pieces, and the futon is accurately positioned. To be attached to the holding frame. In this manner, the futon can be accurately positioned without being measured by the operator, and can be quickly mounted on the holding frame.

According to the present invention, the substrate is provided with a support frame, and the support frame is provided with a projection means.
The futon is detachably sandwiched and attached to the holding frame by a plurality of holding pieces, and the holding frame is mounted on the substrate together with the futon. An image of an arbitrary design is projected on the futon mounted on the substrate together with the holding frame by the projection means. The operator can easily position the futon while looking at the design of this image, and the labor of the positioning operation can be reduced.

[0008]

FIG. 1 is a perspective view showing a positioning device 1 according to one embodiment of the present invention, and FIG. 2 is a sectional view of the positioning device 1. A flat substrate 3 is horizontally fixed to the base 2, and a support frame 4 is provided on the substrate 3. This support frame 4
Are four leg portions 5 erected on the substrate 3, a rectangular frame portion 6 fixed to the upper end of each leg portion 5, and a frame-shaped portion fixed substantially at the center of the frame portion 6. And a support portion 7. The legs 5, the frame 6, and the support 7 are made of a plurality of L-shaped steels, angle irons, or the like. The support frame 4 is not limited to the configuration provided on the substrate 3 and may be attached to other attachment positions, for example, a ceiling, a floor, or an arm extending from a body of the sewing device 21 described later.

A double-acting pneumatic cylinder 8, which is a driving means, is fixed to the support portion 7. The double-acting pneumatic cylinder 8 has a drive shaft 9 that extends / retracts downward, and a framed elevating body 10 is fixed to the tip of the drive shaft 9. Bolts 11 are inserted into the corners of the elevating body 10 in a state where the bolts 11 are prevented from coming off by the nuts 12. The bolts 11 allow the flat body to be made of a light-transmitting material such as acrylic. 13 is detachably suspended substantially horizontally. Thus, even if the size of the futon to be positioned changes, the plate 13 can be easily replaced according to the size. On the plate-like body 13, a flexible sheet-like positioning member 14 made of a light-transmitting material such as vinyl chloride and having an arbitrary design formed by a magic pen or the like is mounted.

On the substrate 3, a holding frame 15 framed in a rectangular shape is provided. The holding frame 15 is provided with clips 16 serving as holding pieces at intervals in the circumferential direction, and the peripheral portions of the futon 17 are detachably held by these clips 16. The holding frame 15 is also provided with a plurality of rollers 18. Each roller 18 is, for example, L
It is guided by being inserted between a pair of parallel guide rails 19 made of a shaped steel or the like. Each guide rail 19 is fixed to the substrate 3 so that the distance between the guide rails 19 can be adjusted.
The holding frame 15 can be locked at a predetermined position by a locking means (not shown) so as not to move along each guide rail 19. The locking means may be, for example, a metal fitting such as a bolt protruding from the substrate 3 on the traveling path of the roller 18. The predetermined position is
The center of the holding frame 15 and the center of the plate 13 are selected so as to coincide with each other.

When the double-acting pneumatic cylinder 8 is urged by pressurized air from a pneumatic source (not shown), the drive shaft 9 is extended and the elevating body 10 is lowered, and the positioning member 14 is accordingly shaped like a plate. It descends with the body 13 and is mounted on the futon 17 as shown by the imaginary line 20 in FIG.
At this time, the positioning member 14 on the plate 13 and the elevating body 1
0 in the vertical direction, the bolt 11 is
0, the plate 13 and the positioning member 14 can be displaced in the direction approaching the elevating body 10 when the plate 13 comes in contact with the futon 17, so that the distance a is variable. It is. This prevents the futon 17 from being unnecessarily pressed by a large force.
As shown by phantom line 20 in FIG.
In a state in which the futon 17 is disposed immediately above the futon 17, the operator can visually recognize the futon 17 therebelow through the positioning member 14 and the plate 13 from above. Therefore, the futon 17 can be shifted on the holding frame 15 in accordance with the design or the like described on the positioning member 14, and the clip 16 can be stopped again for accurate positioning.

FIG. 3 is a simplified perspective view showing a sewing apparatus 21 for sewing the futon 17 positioned on the holding frame 15. The inverted U-shaped traveling body 25 that is driven to travel on the frame-shaped XY table 23 along the Y direction has sewing needles 2 attached thereto.
A sewing means 27 provided with a sewing machine 6 is provided. This sewing means 2
7 is driven to be displaced in the X direction. The traveling body 25 includes a horizontal portion 28 extending horizontally in the X direction, and leg portions 29a, 2 which are bent downward and continue at both ends in the longitudinal direction of the horizontal portion 28.
9b. Each of the legs 29a, 29b is connected to a timing belt (not shown) of a pair of traveling driving means 30a, 30b extending along the Y direction, and is driven to travel along the Y direction. These traveling driving means 30a, 30b
The sewing means 27 is driven to be displaced in the X and Y directions based on a control signal from a control means (not shown). The futon 17 on the holding frame 15 placed on the XY table 23 is sewn by the sewing needle 26 of the sewing means 27 which is displaced and driven along a predetermined sewing position. At this time, the holding frame 15 is configured to be positioned and arranged at a predetermined position on the XY table 23. Therefore, if the futon 17 is not correctly positioned and attached to the holding frame 15 as described above, an erroneous sewing position will be sewn. It is necessary to position and attach the futon 17 accurately.

FIG. 4 is a perspective view of a part of the lifting body 10, the plate 13 and the positioning member 14. As shown in FIG. The lifting body 10
Has an outer frame member 31 having a rectangular cross section perpendicular to the axis, such as a column, and a connecting member 32 extending diagonally inside the outer frame member 31. A mounting piece 33 to which the drive shaft 9 of the double acting pneumatic cylinder 8 is fixed is provided. A plurality of guide shafts 34 extending upward are erected on the outer frame member 31.
As shown in FIGS. 1 and 2, the outer frame member 35 extends upward through the outer frame member 35 constituting the support portion 7.
By providing such a guide shaft 34, the elevating body 1
0 is prevented from rotating around the axis of the drive shaft 9.

On the positioning member 14, marks 38 are formed at positions corresponding to the vicinity of four corners corresponding to the futons of each size. The positioning member 14 also has a notch 40 extending from the side edge to an insertion hole 39 through which the bolt 11 is inserted, for the purpose of detaching and replacing from the plate 13.
Are formed, and the bolt 11 is inserted through the notch 40.
, The positioning member 14 can be removed and replaced with a positioning member having a different design.

FIG. 5 is a perspective view of a part of the holding frame 15. The holding frame 15 has a wooden frame member 41 and a plurality of clips 16 fixed to the upper surface of the frame member 41 at intervals in the longitudinal direction of the frame member 41. Clip 1
6 includes a mounting member 42 fixed to the frame member 41 and a holding member 43 facing the mounting member 42.
Reference numerals 2 and 43 denote bent portions 44 bent in directions approaching each other.
45. The holding member 43 is elastically urged by a spring (not shown) in a direction in which the bent portion 45 approaches the bent portion 44, and these bent portions 44 and 45 removably hold the periphery of the futon. It is configured to be able to.

FIG. 6 is a view for explaining the positioning operation of the futon 17 by the positioning device 1. As shown in FIG. When placing the futon 17 on the XY table 23 of the sewing device 21, first, the positioning device 1 performs a positioning operation of the futon 17 with respect to the holding frame 15. Holding frame 1
The holding frame 15 is mounted on the substrate 3 in a state where the futon 17 is temporarily fixed by the clip 16 to 5. At this time, the holding frame 15 is disposed between the pair of guide rails 19 and is positioned in advance so that the center of the positioning member 14 is disposed at the center between the guide rails 19. In such a state, the virtual line 20 in FIG.
When the drive shaft 9 is lowered by urging the double-acting pneumatic cylinder 18 with pressure, the plate 13
Are arranged in an overlapping state. In this state, FIG.
As shown in (1), the holding frame 1
5, the futon 17 is at a shifted position, and the center position P1 of the futon 17 is the center position P connecting the marks 38 on a diagonal line.
2 is located at a position deviated from 2.

The positioning member 14 has the mark 3
In addition to 8, for example, a symbol 46 is formed. Next, the worker moves only the futon 17 without displacing the holding frame 15 on the substrate 3 so that the center position P1 coincides with the center position P2 of the positioning member 14, as shown in FIG. 6 (2). As described above, the positioning is performed such that the vicinity of the four corners of the futon 17 coincides with each mark 38. In this way, the center position P1 of the futon 17 and the center position P2 of the positioning member 14 are overlapped. In this way, the clip 16 is stopped again, and the futon 17 is correctly positioned while the holding frame 1 is being held.
5 is attached. Therefore, the operator does not need to measure the dimensions and the like in order to position and attach the futon 17 to the holding frame 15, and can arrange the futon 17 quickly and accurately.

The futon 17 attached to the holding frame 15 in this manner is placed on the XY table 23 of the sewing device 21 together with the holding frame 15, and the sewing means 2
The sewing is performed along a predetermined sewing position by the sewing needle No. 7. The seam sewn by the sewing device 21 is
Since the futon 17 is accurately positioned on the holding frame 15 by the positioning device 1 and the holding frame 15 is positioned on the XY table 23, seams are formed at shifted positions. There is no danger and the seam can be accurately formed along the predetermined sewing position.

FIG. 7 is a perspective view showing a positioning member 14a according to another embodiment of the present invention. The parts corresponding to those in the above-described embodiment are given the same numbers with the suffix a. Plate 13
A positioning member 14a wound in a roll is provided on a. One end in the longitudinal direction of the positioning member 14a is wound around the supply shaft 50, and the other end in the longitudinal direction of the positioning member 14a is wound around the winding shaft 51. Each axis 50,
Both ends of 51 are supported by a pair of brackets 52 and 53 erected on the plate 13. On the positioning member 14a, a pattern having a different shape is formed for each futon along the longitudinal direction, and by moving the positioning member 14a in the directions of arrows A1 and A2, a desired pattern is formed in a plate shape. It can be placed on the body 13a. According to such a configuration, it is not necessary to replace the positioning member 14a on the plate 13a every time the symbol is different, and it is possible to reduce the labor of the replacement work.

FIG. 8 is a sectional view of still another embodiment of the present invention. The positioning device 1a according to this embodiment includes a support frame 4
A horizontally extending support plate 55 is bridged over the support portion 7, and a projector 56 serving as a projection unit is mounted on the support plate 55.
Is provided. The projector 56 includes a storage case 58 in which a plurality of slide films 57 in which projected images of different designs are captured are stored, and the slide film 57 in the storage case 58 can be projected on the upper surface of the futon 17. Is configured. By using such a configuration, even if the distance b to the futon 17 changes, a pattern corresponding to the size of the futon can be easily projected by adjusting the focus, and the configuration is simple, and the frame is simple. Part 6
A work space between the bed and the futon 17 can be secured.

[0021]

As described above, according to the present invention, the positioning operation can be easily performed by disposing the positioning member on the futon mounted on the holding frame on the substrate. As described in connection with (1), the operator does not need to manually measure the dimensions and the like, and the positioning work can be reduced and the positioning work can be performed quickly.

Further, according to the present invention, an image such as a design can be projected onto the futon mounted on the holding frame on the substrate by the projection means, and the futon can be positioned so as to match the design. In addition, a large work space can be secured with a simple configuration, and the futon can be positioned.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a positioning device 1 according to one embodiment of the present invention.

FIG. 2 is a sectional view of the positioning device 1.

FIG. 3 is a simplified perspective view showing the sewing apparatus 21.

FIG. 4 shows a lifting body 10, a plate 13 and a positioning member 1.
FIG. 4 is a perspective view of part of FIG.

FIG. 5 is a perspective view of a part of the holding frame 15;

FIG. 6 is a view for explaining a positioning operation of the futon 17 by the positioning device 1.

FIG. 7 is a perspective view showing a positioning member 14a according to another embodiment of the present invention.

FIG. 8 shows a positioning device 1a according to still another embodiment of the present invention.
FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1, 1a Positioning device 2 Base 3 Substrate 4 Support frame 8 Double-acting pneumatic cylinder 9 Drive shaft 10 Lifting body 13, 13a Plate 14, 14a Positioning member 15 Holding frame 16 Clip 17 Futon 21 Sewing device 23 X- Y table 38 Mark 46 Design 56 Projector 57 Slide film

Claims (2)

(57) [Claims] 1. A flat substrate, a support frame provided on the substrate, a displacement drive means provided on the support frame and having a drive shaft that moves toward and away from the substrate, and is connected to the drive shaft. , A flat plate-shaped body made of a material having a light-transmitting property, and an arbitrary pattern formed of a material having a light-transmitting property,
A positioning member to be placed on the plate-like body; and a holding frame body provided with a plurality of holding pieces for detachably holding a peripheral portion of the futon, and mounted on the substrate while being positioned on the substrate. A futon positioning device, characterized in that: 2. A flat substrate, a supporting frame provided on the substrate, a projecting means provided on the supporting frame for projecting an image of an arbitrary pattern toward the substrate, and a peripheral portion of a futon. A futon positioning device, comprising: a plurality of holding pieces that are slidably held; and a holding frame body mounted on the substrate while being positioned.