CN1024332C - Hopper means for fastener attaching apparatus - Google Patents

Abstract

The present invention relates to a charging hopper device for fastener connecting devices. The charging hopper device comprises charging hoppers used as fastener feeding sources, wherein the charging hoppers are driven by a reversing motor through a transmission device, and the motor and the transmission device can determine to drive one or two of the charging hoppers by selecting a starting device.

Description

Hopper means for fastener attaching apparatus

The present invention relates to a kind of feed hopper device that is used for fastener attaching apparatus, relate in particular to a kind of feed hopper device that can rotate feed hopper selectively.

So far for extremely, several fasteners are being installed to aspect dress material and the analogue, one or more fasteners are (as recessed fastener, convex fastener, or have a fastener of annex and analogue) be sent to the clothes between the upper and lower mould or the position of analogue by guide rail (chute) from one or more feed hoppers, and in this position fastener is contained on clothes or the analogue.In this fastener attaching apparatus, the fastener quantity that can transmit is by the decision of the quantity of feed hopper, and the fastener in the feed hopper can only be provided, if the kind of the fastener that provides is provided, the kind in the feed hopper is also wanted corresponding change so.

In order to overcome the problems referred to above, the inventor once proposed a kind of fastener attaching apparatus that has three feed hoppers in public announcement of a patent application No. 5549163 (1980).In this device,,, when the different annex of use, can be easy to expand to four feed hoppers so three feed hoppers are much of that because the fastener (annex) of a side can shared by the fastener of opposite side (recessed fastener and convex fastener).

Fig. 1 to 3 is exactly the outside drawing of the device of announcement in above-mentioned patent application case is open, and Fig. 4 is the scheme drawing of fastener example.

As shown in fig. 1, snap-fastener is placed in the container between the vertical surface that is formed at rotating snap-fastener container or feed hopper 1 and casing 2 by being formed in the face of having equally spaced direction regulating tank 3 on the rotatable feed hopper 1 casing outer circumference surface, be sent to guide plate 4, track fastening 5, fastener transmission track 6, the connection location 7(that arrives at last on the dress material is the position of caulked instrument).Rotatable feed hopper is driven in the direction of arrows off and on, relies on gravity to drop on fastener in the direction regulating tank 3 of vertical extreme lower position, is sequentially sent to guide groove 8.Screw 9 wherein is used for fixing track 6.

Can be with three or more feed hopper (being three in the illustrated embodiment) among Fig. 2.The fastener that is transmitted can fastener as shown in Figure 4 comprises that protruding button 11, recessed button 10 and annex 12, their size and dimensions of 13(are identical).On the supporting member 20 and 21 on being fixed on pedestal (not drawing among the figure), L shaped support 23 and 24 are installed respectively, and horizontal shaft 31 and 33 are installed rotatably respectively on vertical component 25 and 26, these horizontal shafts pass through crank 45 and 44 respectively by drive power source, the sort of feed hopper 27 as shown in Figure 1 is installed on horizontal shaft 31, two feed hoppers 29 and 30 are installed on horizontal shaft 33.Corresponding with fastener transmission track 6 among Fig. 1, in Fig. 2, track 56 extends to the below of position K (counterdie) from feed hopper 27 by guide groove 28, track 57 and 58 is by guide groove 34 and 32, extend to common track 59 from feed hopper 29 and 30, and this track 59 extends to the top of position K (patrix).Fig. 3 is the structure of track 57 and 58 joinings, and wherein, switch member 60 can be that fulcrum rotates to change lower railway around pivot to put 61.For example, protruding button 11 is sent from feed hopper 29, and recessed button 10 is sent from feed hopper 30, and annex 12 and 13 is sent from same feed hopper 27.When annex 12 and 13 mutually not simultaneously, except that feed hopper 27, can use another feed hopper again, in this case, can use and 57,58 and 59 similar structures replace tracks 56.

As seen from Figure 5, the fastener 76 of in-position K and 77 is sent into patrix 74 and counterdie 75 respectively by being installed in by the push rod 72 and 73 on the slide plate 71 of guide rod 70,70 supportings.

In above-mentioned prior art, when using two or more feed hopper, the electrical motor that rotates the charging bucket spindle is not that electrical motor of each feed hopper is exactly that two feed hoppers are bearing on the axle of same rotation.Yet, if the previous case, then need than multiple-motor, and at latter event, do not need emulatively to transmit with its that feed hopper yet, so that, cause the inside or the clothes of stage feed hopper in early days just contaminated because fastener produces powder with rubbing effect between the headwall of feeding because of wearing and tearing.And in the pattern of using common axis, when three or more feed hopper of needs, the width of device is just too big.

The objective of the invention is provides a feed hopper that can selectively drive one or more feed hoppers and do not chosen with regard to inactive feed hopper device in the fastener device that uses a plurality of feed hoppers, solves the problem that produces powder thus.

The invention provides a kind of feed hopper device that is used for fastener attaching apparatus, it comprises the rotation feed hopper of a plurality of supply fasteners, by one or more bi-directional motor drives, described reversing motor and described driving device drive one or any a plurality of feed hopper by selecting starting device to described feed hopper by driving device.At one preferably among the embodiment, use two reversing motors and four rotation feed hoppers, and each reversing motor is coupled by the axle of driving device with a pair of feed hopper, and driving device only drives each electrical motor by one in free-wheel clutch and a pair of feed hopper that links to each other of charging bucket spindle.Therefore by selecting starting device, can make up like this during use: one of two feed hoppers is used for patrix, and one in two feed hoppers is used for counterdie, and perhaps, two feed hoppers of appointment are used for upper and lower mould.

According to the present invention, the drive system of feed hopper can be simplified, and is simultaneously, more flexible during use.For example; in above-mentioned example about four feed hopper systems; can stop all feed hoppers; carry out M/C completely; also can utilize an electrical motor to rotate with a direction; only use four kinds of mode semi-automatic operations of a feed hopper (patrix or counterdie manually transmit fastener) and in four kinds of modes upper and lower mould is used the unattended operation of whole feed hoppers with two motors.

Fig. 1 is the front elevation of explanation feed hopper principle of device;

Fig. 2 is the front elevation of explanation according to the fastener erecting device of many feed hoppers method commonly used, and part sectional view is arranged among the figure;

Fig. 3 is the cutaway view of casehistory fastener guide rail switching mechanism commonly used;

Fig. 4 is the scheme drawing of connected fastener;

Fig. 5 is the scheme drawing that transmits the delivery device commonly used of fastener;

Fig. 6 is the lateral plan according to the embodiment of fastener device of the present invention;

Fig. 7 is the front elevation of fastener attaching apparatus among Fig. 6;

Fig. 8 is the birds-eye view of fastener attaching apparatus among Fig. 6;

Fig. 9 is the birds-eye view that has semi-sictional view of feed hopper device embodiment;

Figure 10 is the cutaway view of Fig. 9 " A-A " line.

The present invention is described in detail in conjunction with the embodiment among the figure hereinafter.

Fig. 6 to Fig. 8 illustrates an example realizing fastener attaching apparatus of the present invention with four feed hoppers, wherein on the pedestal 80, the table top 82 of a supporting counterdie and the upper spider 85 of the vertical tup 84 of a supporting patrix is arranged.Two surfaces of pedestal 80 are made up of the parallel vertical plane, upper spider 85 parts have four feed hoppers identical with Fig. 1 86,87,88 and 89, each is a pair of on every limit, as shown in the figure, electrical motor 90 and driving device (not drawing among the figure) make feed hopper 86 and 87 by the opposite sense rotation simultaneously, and the electrical motor 91 of opposite side and driving device (not drawing among the figure) make feed hopper 88 and 89 rotate in the opposite direction equally.Have fastener guide rail 92,93,94 and 95 to extend respectively downwards from feed hopper 86,87,88 and 89, above-mentioned guide rail communicates with horizontal guide groove 96,97,98 and 99 respectively, to form the delivery port of fastener.Push rod (later on they being described) is housed in the guide groove 96,97,98 and 99, and push rod carries out horizontal slip.The fastener (common name of recessed snap-fastener, protruding snap-fastener and annex thereof) that guide rail 92-95 comes is sent into upper and lower mould respectively.

Said above, feed hopper 86 and 87 is driven by electrical motor 90, feed hopper 88 and 89 is driven by electrical motor 91, they are motion in the direction of arrows respectively, in the past, and as shown in Figure 2, feed hopper is contained on the same axle, yet a kind of like this layout causes device to have bigger width, especially the system of four feed hoppers.This device has thin profile as shown in Figures 9 and 10, in these figure, on electrical motor 90 and each output shaft 201 of 91 and the inner of 202 pulley is installed respectively, for example V-strapped pulley 203 and 204, send power to feed hopper 86,87,88 and 89 with V- belt 205 and 206 by ring-type, feed hopper 86,87,88 and 89 has axle 207,208,209 and 210 respectively, and the input end on each is provided with free-wheel clutch 211,212,213 and 214.As shown in figure 10, power-transfer clutch connects the proper conter clockwise of seeing from the outside and drives feed hopper 86, cw drives feed hopper 87, cw drives feed hopper 88 and conter clockwise drives feed hopper 89, other do not connect, for example, each power-transfer clutch can by with charging bucket spindle bonded assembly ratchet in ring 215 and the ratchet outer shroud 216 that has a groove of V- belt 205 or 206 form.Like this, by the selection of electrical motor 90 and 91 with by selection to selecteed electrical motor hand of rotation, power can make one or any a plurality of feed hopper work, like this, as long as just can obtain the selection and the switch of feed hopper,, nine kinds of selections can be arranged because two motors and two kinds of directions are arranged by the control motor, four kinds of selections of single feed hopper, four kinds of selections of the feed hopper of upper and lower mould (feed hopper 2 of patrix * be the feed hopper 2=4 of counterdie) and stopping fully.In this way, but use the electrical motor of contrarotation can control the operation of a plurality of feed hoppers, and can realize manually with a simple switch, the selecting for use arbitrarily of S. A. and unattended operation.Note, press button 115 and just can select starting, therefore, make the situation of feed hopper pollution just can drop to minimum value owing to produce powder to electrical motor.

Claims (4)

1, a kind of feed hopper device that is used for fastener attaching apparatus, it comprises a plurality of for the rotation feed hopper of fastener source of supply, it is characterized in that, described feed hopper by driving device by bi-directional motor drives, described driving device is made up of belt driver that connects described electrical motor and described feed hopper and the free-wheel clutch that links to each other with described belt driver, and described electrical motor and driving device can be by selecting starting device with one or two of the described feed hopper of selection driving.

2, a kind of feed hopper device according to claim 1 is characterized in that, four feed hoppers are divided into two pairs, and every of either-rotation motor drives a pair of feed hopper, driving device be placed on described feed hopper each to and a coupled electrical motor between.

3, a kind of feed hopper device according to claim 2, it is characterized in that electrical motor is that reversing motor drives another feed hopper by can drive a feed hopper in a pair of feed hopper that links to each other with electrical motor by a rotation direction by another rotation direction.

4, a kind of feed hopper device according to claim 3 is characterized in that, described free-wheel clutch by with described charging bucket spindle bonded assembly ratchet in ring and the ratchet outer shroud of transmission trough of belt form.

Images