TW407049B - The apparatus of sewing shoe uppers and attaching them to the corresponding soles - Google Patents

Abstract

A machine (1) for stretching shoe uppers (3) and attaching them to corresponding soles (4) includes a carrousel (2), with a series of operative locations (10) disposed along its peripheral border. These operative locations (10) have respective lasts (11) supporting the uppers to be stretched and corresponding supports (16) for relative soles (4) to be joined to these uppers (3). The supports (16) move between a loading position, in which the soles (4) are mounted on the supports, and which is far from a respective last (11), and a joining position, in which said soles (4) are brought to touch the uppers (3). The carrousel (2) brings the operative locations (10), one by one, first to a station (20), where the uppers (3) are placed on the lasts (11) while the corresponding soles (4) are placed on the supports (16); then to a station (40), in which the uppers (3) are joined to the corresponding soles (4); subsequently to a pressing station (50); and finally to a station (60), where the uppers (30) joined to the corresponding soles (4) are removed from the carrousel (2).

Description

407049

V. Description of the invention (1) Background of the invention The present invention relates to the production of shoes. More specifically, the present invention is related to the present invention-before the upper is combined with the related bottom element, for example, the sole may be made of plastic or natural to stretch the upper. , Temple material Description of the prior technology Generally speaking, in the advance technology, the upper is bonded with the sole by a suitable adhesive, and the part to be bonded is thermally started at a predetermined temperature during the 2nd combination. At present, controlling the above operations is performed only by experience, using a dedicated device for operation. Obviously ‘it requires not only skilled personnel’ but also increased productivity and reduced productivity. + SUMMARY OF THE INVENTION An object of the present invention is to provide a device for automatically stretching uppers and bonding them to corresponding bottom elements. Another object of the present invention is to provide a device for completely uniformly stretching the upper. Another object of the present invention is to provide a multi-purpose device that can be used to stretch and stick the σ upper to the corresponding sole, and can be easily adjusted according to different sizes of the shoe. To achieve the above purpose, according to the scope of the patent application, a device for sewing and fitting the upper to the corresponding sole is provided. The device includes a turntable, and a series of operating positions are set along the outer boundary of the turntable. The operating positions are provided with two lasts to support the upper to be stretched, and correspondingly support the supporting elements of the soles to be bonded to the upper.

407049 V. Description of the invention (2) The support element is placed at the position where the sole is placed on the top, and a glued position, that is, the shoe is moved away from the individual shoes. _ The turntable of the position sequence of the upper contact is adjusted to carry one operating position «at a time, that is: ι to a loading platform 'with the upper on the shoe last and the bottom; and the glue on the shoe last. The platform, in which the upper surface and the corresponding sole are a flat pressing platform to flatten the upper surface of the shoe last; and bonding; a removal platform, the shoe pattern bonded to the corresponding sole is a simple illustration that the animal surface is removed from the turntable. The characteristics of the present invention will be described with reference to the attached drawings in a comparative embodiment as follows, wherein: The first, but non-limiting, first figure is a schematic plan view of a device according to the present invention. The second & Fig. 1 is a side view taken along the dotted line II-II, showing a stage, in which the upper and the corresponding sole are placed on the bracket -t- in the subsequent work process, and Fig. 3 is the sole taken along the dotted line Ill-Ill in Fig. 2a Plan views of the branch building and the centralized device; Figures 4a and 4b are side views taken along the dashed line iv-IV in Figure 1, showing the mouth 'wherein in the subsequent work process' the upper, tip, side, heel and foot of the shoe are stretched; Figure 5 is a front view taken along the dotted line VV of Figure 4b, showing the process of the toe and shoe side being stretched;

407049

V. Description of the invention (3) Figure 6a is a side view of the stand taken along the dotted line VI-VI when the sole and upper adhesive are heated; Figure 6b is the same as Figure 6a and is shown in After the viscose is heated, the ^ process' is to glue the sole to the upper; β Figure 7 is taken along the dotted line VII-VII in Figure 6a. The above surface of the bonding table shows the heating of the sole and the viscose. Figures 8a and 8b are side views taken along the dashed line VII I-VI II in Figure 1 showing the subsequent work process of the flatbed, in which the upper and the corresponding sole are accepted flat. Figures 9a and 9b are shown in Figure 8a. Dashed lines IX-IX are taken from the front view of the different operation configurations of the above-mentioned platen; and FIG. 10 is a view taken along the broken line XX of FIG. 8b, showing a part of the above-mentioned platen pressing. σ Description of the preferred embodiment With reference to the figure above, the number 1 indicates a device that stretches the upper and adheres to the corresponding sole. -The device 1 comprises a circular turntable 2 'which is driven as a vertical axis rotates. The turntable 2 rotates in a step shape as indicated by the arrow in FIG. The turntable 2 is provided with a series of operating positions 10 along its peripheral boundary, separated by even-hook intervals, to accept individual uppers 3 and related soles 4. In this case, the turntable 2 has twelve operating positions 0 to accept the upper 3 and sole 4 of six pairs of shoes. Obviously each pair is composed of a right foot and a left foot shoe. Of course, the operating position on the turntable can be changed as needed.

C: \ ProgramFiles \ Patent \ 6009-214 Bu P.ptd page 6 407049 V. Description of the invention (4) Basically, each operating position includes a shoe last 11 to support the upper 3 to be extended. The support structure 13 extending from the turntable 2 hangs out. The shoe last 11 is preferably composed of a module unit 'so that the upper can be removed from the shoe last and easily installed and removed. However, 'the upper is mounted on' is all supported by the shoe last. The -t cylinder surface, in particular, each-shoe last includes two parts lla and "b", a toe 邰 lib is fixed to the support structure 13, a heel Ub, and a chain, and the support structure 13 has a concentric circle. The prongs 12 are patterned, so the 'toe portion 11a is at a distance from the support structure 13. The shape of the toe portion basically corresponds to the toe and the center of the upper of the shoe. , Mouth 丨 heel 1 lb has a curved profile, in the part facing the toe part of the column part, the axis of the cylinder coincides with the axis of the support rod 12. Part 1 lb is rotated by a lever mechanism 14 operated by a starter 15. . When part of the lib is switched to the unused configuration, the total length of the shoe last takes a small value. With this configuration, it is relatively easy to install the shoe on the shoe last. Eight When the heel part lib is rotated to the normal working configuration, the upper is extended without leaving any unsupported part of the upper 3. When the heel part iib of the shoe last π is turned back to the non-use configuration, the upper 3 is easily removed from the shoe last. Each operating position 10 has a board 16 that supports a sole 4. = 16 is carried by an angled support arm 17 vibrating. The support structure 13 is connected to the support rod 13 with a hinge and is operated by an associated starter 19. In fact, the plate 16 is fixed to the branch by a sequence of stems Ua

407〇49 V. Description of the invention (5) The corresponding holes in the arm 17 and Π are guided. The plate 16 has a spring device which can be elastically clamped on the plate 16. Adjustable as the heel 4 of the sole 4 The two baffles 5 on the heel of the sole 4 opposite to the sole 4 are placed on the heel 5 of the two soles. The second plate 7 ′, which is installed in the hole 9 on the plate 16, is operated by the relative starter 8, and the turntable 2 will be: the entire position and the relevant supporting rod 8a can be rotated. Should be the platform 20, sole 2 of the sole 4 operation position first turn to a platform 3 with the upper 3 and the face 11 stretched out, ... and then to the upper 3 toe and side mounted on the modular shoes-rear: =; two then At the platform 40 where the upper 8 and the sole 4 are bonded, the W self-rotating disc 2 is unloaded: it is extended to the upper 3 ° and bonded to the corresponding shoe extension platform 3G is a roller-shaped, and the toe and side of the upper 3 ㈣). The roller 31 is supported by a frame 32 and has a sliding plate 33, which is operated by a starter. The slide plate 33 moves along the guide plate 35, and rotates from the axis (Hub)% after the axis starts. The starter 34 of the operation frame 32 is fixed to the shaft center in a radial direction and surrounds the axis parallel to the above-mentioned V plate 35. The shaft center 36 is carried by a slide plate 37. When the slide plate is in operation, it slides on the frame 38 for a device not shown in the figure, and the frame plate 2 is stationary. μ π The platform 40 where the upper 3 and the sole 4 are bonded includes a heating device 41, and the adhesive is applied to the upper 3 and the sole 4 when starting (Fig. 6a). The heating device 41 is fixed to a frame 43 at an angular position on the axis of the flat rod 42

V. Description of the invention (6) Driving: when the installation position of sole 4 (picture 6a) is not shown in the figure, and the picture 7 is rotated from the close position of the shoe surface ^. One of the pushers 44 that operates on the bonding platform 40 is the J-blade, which operates from a device not shown in the figure, protruding from the frame 38. Guide p a on the back of board 1 6; Xuan | ^ ^ # support-sole 4. In the operating position 1G when the flat stop, the function and strength of the pusher 44 can be changed to a _ jack (not shown) without the spring 26 for comparison. Otherwise, due to the action of the pusher, the soles of the shoe 4 will be hungry—Zhuang 1 Π & ^ 1 1 ia 4W- ^ The shoes are defeated 4 * Contact the women's shoes at the corresponding position on the shoe last 11 3 (picture ⑽). The platen 50 has a groove (bow) si and a sheet 52 forming a notch. ㈣㈣1) 51 ′ is formed by the membrane 52 with elastic material and the bottom of the groove 51-contracted air (No. 8_). 3 'feeds the pressure groove 51' during the flattening process, which is operated by a device (not shown), frame 38. Due to the movement of the groove 51, it is located on the platform 50, so as to penetrate 3 to enter the groove's notch (pictured). ° The upper part of the upper upper groove 5 i is slid along the translation wall 5 6 and the side flaps 55 are closed (Figure 9a). The yoke 37 guides the side wings 55 with individual inner notches 55a. When they are closed to each other, the last is formed when the upper 3 is pressed flat (see figure 55 on the side wings). The opening of the fork's through hole (the wing 55 of the 9th groove 51 is locked in the closed position by a separate locking device 70).

C: \ ProgramFiles \ Patent \ 6009-214 Bu P.ptd page 9 4〇07〇49 5. Description of the invention (7) The lock device is moved by a starter (especially when the second axis is turned) It is composed of -3 and 4 for the bottom of the loading shoe. The first explanation is that the upper to be stretched is loaded on the loading platform 20, which is 1¾, rich / no.,. The operating position 10 is on the loading platform 20 and the unloading platform. The upper 3 is installed at the toe static part Ua of the group M shoe last 11 located in the operating position 10 of the two sets of 10 installed in Gongyi, and the heel of the upper 3 is placed on On the heel part lib of the shoe last 11, the shoe last is rotated to the position where this operation is performed. Then, the heel part 11b of the shoe last 11 is rotated on the support rod 12, and the upper 3 is extended, but the shoe last is maintained. Continuously stretched shape (Figure 2b). Corresponding to the sole 4 is placed on the support plate 16, placed away from the shoe last 丨 1 (see Figure 2a again), locked by the centralized device 8, the device has been adjusted to fit in advance Extend the shoe to the size position (Figure 3). Then 'Because the turntable 2 is rotated, the upper position 3 and the sole 4 are previously loaded in the operating position 10, which is driven. The platform 30 is extended to the upper. At the beginning, the 'platform roller 31 is located away from the shoe last 丨 丨. It should be noted that the' front work platform 'and the stop operation platform alternate with each other to optimize the interval between work processes. The roller 31 of the platform 30 is driven to contact the toe portion of the upper 3 placed on the shoe last η. The starter 34 determines the driving force for approaching, and then operates the skateboard. A pressure sensor contacts the toe portion of the upper 3 Time storage wheel 31 stop

C: \ Program Files \ Patent \ 6009-2141-P.ptd page 10 407049

Therefore, it is provided as a reference in the memory as the stop position of the subsequent movement process of the roller 31. The movement is shown in FIG. 5, and the roller 31 moves forward (backward) (arrow a) and the upper side 3 of the upper 3 moves (arrow B) until the stop position 31; ^ the same side recoil (arrow C); Move with the opposite side of the upper (arrow D) to the stop position 3ib; backlash (arrow E); and = after, the one-stroke upper 3 is removed in one stroke (arrow F). This movement is completed by the rotation of the axis 36 and the combination of the slide shift. Should: One point ’uppers of any size can be stretched without having to do anything = @ 上 上, 'The contact between the decay wheel 31 and the toes of the shoe is removed and stored by the pressure sensor. The formed reference signal (zero signal) is automatically detected without adjustment, in other words, the platform 30 automatically performs adjustment operation according to the size of the shoe upper. Because the A end and heel of the shoe last are heated, the heel and shoe laces of the shoe upper are stretched indirectly, so the procedure of folding the shoe laces near the stitching can be omitted. The turntable 2 drives the operating position 10 to the platform 40 with the extended upper 3 and the corresponding sole 4 so that the upper 3 and the sole 4 are bonded. At the bonding platform 40, the heating device 41 rotates in a working position between the upper 3 and the sole 4 ', and this position is rotated by the arm 17 fixed to the plate 16 to the raised position (Figs. 6 and 7). The heating device 41 is activated to apply the adhesive to the upper 3 and the sole 4. At this time, the 'frame 43 is rotated to the disengagement position 43a, so that the pusher 44

C: \ ProgramFiles \ Patent \ 6009-2141-P.ptd page 11

407049 V. Description of the invention (9) Functioning ^ The pusher 44 operates and protrudes from the frame M, and operates behind the plate 16 supporting the sole 4, in order to contrast the spring force of the spring 26. The sole 4 is driven to contact the shoe upper 丨 丨 corresponding to the upper 3. The shoe last 11 can be heated or cooled by circulating hot liquid or condensate. The shoe last 11 is heated in the support structure 30, so that the upper 3 is sufficiently soft and easy to stretch. The shoe sole is cooled on the bonding platform 40 'so as not to condense during the gluing and to stabilize the shape of the leather part when it was stretched previously. Then, the operating position 10 where the upper 3 and the corresponding sole 4 are bonded and supported by the shoe last 11 is driven to the platform 50 and in front of the groove 51 (Figure 8a). At the beginning, the wings 5 5 of the groove 51 are opened (Fig. 9a). Then the 'groove 51 is moved forward, so that the upper 3 of the platform 50 is inserted into the notch of the groove (Fig. 8b). Then, the flank 55 of the groove 51 is closed and locked by the individual locking device 70 (Fig. 9b). The compressed air is fed into the inner chamber 53 defined by the diaphragm 52. The diaphragm 52 is about to be covered with the upper 3 bonded to the sole 4 and flattened evenly to complete the extension of the upper 3 on π (refer to FIG. 8b) ). During the flattening process, the shoe last 11 is kept cool by circulating the condensate to stabilize the shape of the upper 3 on the shoe last 11. Then, the groove 51 starts, the extended upper 3 is extracted and taken to the unloading table 60, and the extended upper 3 bonded to the corresponding sole 4 is removed from the last 11.

C: \ ProgramFiles \ Patent \ 6009-2141-P.ptd page 12 407049 Description of the Invention (ίο) The disclosed device can automatically stretch the upper and then glue it to the corresponding sole, which can reduce costs and increase productivity. This device is multifunctional, and can be used to sew shoes of different shapes and sizes because the shoe last u and the stop device 5 and the device 6 for concentrating the sole 4 on the plate 16 can be replaced. In particular, the process of stitching the upper and flattening does not depend on the shape and size of the shoe. It should be understood that although the technical method described above is as described above, it can still be used as the protection scope described in the construction scope. Process and the adhesion of the upper and sole. A single ’but non-limiting example of change without departing from the above and applying for a patent

C: \ ProgramFiles \ Patent \ 6009-214 and P.ptd page 13

Claims (1)

sunni〇7〇4d VI. Patent application base 1. A device for sewing and fitting the upper to the corresponding sole, the device includes a turntable (2) 'set a series of operating positions along the outer boundary of the turntable (10)' Each of the operating positions (10) is provided with a shoe last (丨 asts) (u) extending upper, and correspondingly supports a crotch piece (16) which is to be bonded to the relevant sole (4) of the shoe upper (3), and the support The component (16) is placed on a tooth on which the sole (4) is placed, that is, away from the individual shoe last (n), and a bonding position, that is, the bottom (4) is in contact with the upper (3) Between the positions, the turntable (2) is adjusted to carry one operating position (10) to a series of platforms at a time, that is, a loading platform with an upper on the shoe last and a support element on the The flat bonding platform of the shoe bonding platform removes the bonding between the upper surface and the corresponding sole; flattens the upper surface of the shoe last; and the upper surface bonded with the corresponding sole is the self-rotating disc. 2 · According to the scope of patent application 丨The device according to the item, wherein the shoe last (11) of the upper (3) is used from the turntable (2) The extended supporting knots are suspended. These shoe lasts (11) are provided with toe portions (Ua) fixed to the branch (1 3) and a heel portion (1 1 b). 2) :: The supporting structure U3) is concentric. The heel part is a starter (15), the stomach is between the shoe last (1 丨) and the shoe uranium exhibition. Between positions. V; # 3. According to the device described in the scope of the patent application, the supporting element U6) used for SU4) 'each includes a plate (16; the sole (4) with $ =, the sole Loaded for the vibration of the turntable (2) and the shaft (17) on a rod (18), and operated by a starter (19) at the installation position C: \ Program Files \ Patent \ 6009-2141-P 'ptd page 14 407049 VI. The scope of the patent application and the fit between the vibration. 4_ The device described in item 1 of the scope of the patent application, wherein the support element (16) for supporting the SL (4) includes The baffle plate (5) on the heel of the sole (4) operates on the opposite side of the sole (4). 5. The device according to item 4 of the scope of patent application, wherein the centralized device (6) consists of individual pads 7. An adjustable position and a rotatable related support rod 8a installed in the hole 9 on the plate 16 is operated by the relative starter 8. 6 The device according to item 1 of the scope of patent application, wherein the extension platform (30 ) Is provided with a roller (31), which is driven to contact the toe mounted on the shoe last (η) and the side of the shoe upper (3). The roller moves along the side wheel gallery of the shoe upper (3) during operation. 7. The device according to item 6 of the scope of patent application, wherein the roller (31) is supported by a frame (32) when rotating, and the frame has a sliding plate (33) operated by a starter (34) along the guide plate. (35) Sliding. The guide plate (35) extends radially from a rotating hub (3 6), and the shaft (3 6) is driven by a slide to connect the shaft ( 36) The axis of rotation slides on a stationary frame (38). 8. The device according to item 6 of the scope of the patent application, wherein the extension platform (30) includes a pressure sensor that contacts the upper (3) ) When toes, the stop device of the roller (31) is detected and stored to control the subsequent strokes of the roller (31). These strokes operate independently regardless of the size of the upper and operate on the stored data. 9. The device according to item 1 of the scope of patent application, wherein the platform (40) 'wherein the upper (3) fits the sole (4), including a heating device C: \ ProgramFiles \ Patent \ 6009-2141-P. Ptd page 15 407049 6. Scope of patent application (41) 'The adhesive is applied to the upper 3 and sole 4 at startup, and the heating device (41) is fixed to A frame (43) rotates between the upper (3) and the sole (4) between a disengagement position and a working position. 10. The device according to item 1 of the scope of patent application, wherein the fitting platform (40) includes a pusher (44) that operates behind the device (16) that supports the sole (4) so as to be relatively flexible The device (26) until it contacts the upper (3) mounted on the shoe last (11). Π The device according to item 丨 in the scope of the patent application, wherein the flattening platform (50) includes a groove (51), and a notch is formed by a diaphragm (52) with elastic material. The bottom of the groove (51) collectively defines an inner chamber (53) fed with compressed air, and will be enclosed by the upper (3) in the platform (50). 0 1 2. According to the scope of the patent application The device according to item 丨, wherein the recess (5 1) is moved during operation, and the upper (3) on the platform (50) is encapsulated. 13. According to the scope of patent application! In the device described in item 丨, the recess (5 丨) in 1 is closed with a pair of side wings (55) at the front end, and is slid with the starter (5;). 55a), facing each other. When the wing (55) is closed and locked by the lock crack (70), a shoe last (π) through opening ′ is formed to support the flat pressing shoe upper (3). ， 之 置 'where the shoe last ring is heated to ensure that it is installed according to item 1 of the scope of patent application (11)' The extension platform (30) is a heating fluid to ensure that the upper (3 ) 'S soft. , Where the increase is cooled 1 5. According to the device described in the scope of the application for patent application LT (ll) ′ lies in the 6 xuan bonding platform (3〇) for cooling fluid circulation ^ 07049 6. Scope of patent application Avoid condensation when applying adhesive when flattening the platform (50) to stabilize the shape of the shoe last (11). Η! C: \ ProgramFiles \ Patent \ 6009-2141—P.ptd page 17