JPS61152529A - Various single bag cassette automatic changeover device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention automatically and quickly switches between multiple types of single bags when packaging multiple types of rice, etc. in single bags corresponding to each type of rice, etc. It belongs to the field of automatic switching device for multiple types of single bag cassettes.

(Conventional technology) For example, when packaging rice in a single bag, there are many varieties of rice,
It is necessary to prepare many types of single bags printed with brands corresponding to the rice varieties, and to select the single bag appropriately according to the type of rice to be packaged.

Conventionally, when storing a large number of single bags in a cassette, it was necessary to manually search for a cassette suitable for the type of rice to be packaged, and also to manually switch to a new cassette. Particularly, in the case of packaging a wide variety of products in small quantities, it is necessary to frequently switch between sumo wrestlers and cassettes, which requires a great deal of effort and time.

(Problems to be Solved by the Invention) The present invention automates the switching of cassettes in a bag feeding device that stores single bags in a cassette and feeds the bags, thereby completely eliminating the labor involved. The purpose is to shorten time and improve packaging efficiency.

(Means for Solving the Problems) The present invention has a plurality of single cassette support shelves for supporting single bag cassettes, which are installed at regular intervals in the vertical direction, and which are movable up and down on the machine frame. The lifting frame supported by the machine is screwed together with a nut attached to the lifting frame, and the screw rod supported by the machine frame is rotated by a set number of revolutions to cause the lifting. A drive device with a screw rotation speed control mechanism for raising and lowering the frame to a set position, and a single-bag cassette supported by a single-bag cassette support shelf located at the push-out height position are pushed out and transferred to the single-bag cassette support. After the elevating frame body is raised and lowered by a preset amount by a drive device with a screw rotation speed control mechanism, the desired single bag is accommodated by the single bag cassette extrusion device. It is configured to push out the single-bag kana, which automates the switching of single cassettes.

(Function) Each of the multiple single cassette support shelves attached to the elevating frame has seven single bag containers. ) are supported, and the single bags contained in each single bag cassette are different from each other or in groups of m.

A predetermined single bag is stored in the single bag cassette supported by a specific single cassette support shelf.

Then, the single-bag Haki W is supplied after changing the type of packaged items.
When changing i, the screw rod is rotated by a predetermined number of rotations by activating a drive device with a screw rotation speed control mechanism, thereby pushing out the single bag cassette containing the desired single bag. The lifting frame is raised and lowered by a set amount so that it is located at the height position. After that, the single-bag cassette pushing device is operated to push out the single-bag cassette containing the desired single bag from the single-bag cassette support shelf and transfer it to the single-bag cassette support. switching is performed.

(Embodiment) An embodiment of the present invention is shown in FIGS. 11473 to 3.

Two pairs of columns are erected on a machine frame 1, and p-ra guide members 3 are vertically provided on opposing surfaces of each column 2. A pair of guide reelers 5 are attached to the upper and lower ends of the side plates 4 of the elevating frame, respectively, and the pair of guide rulers 5 sandwich the reeler guide member 3, so that the elevating frame is A frame body is supported by a machine frame 1 so as to be freely movable up and down.

As shown in FIG. 2 and the tlIEs diagram, single cassette support shelves 8 for supporting single bag cassettes 7 are attached to the front plate 6 of the lifting frame A at regular intervals in the vertical direction. . This single-bag cassette support shelf 8 has a guide plate 9 provided at only one opposing end of a rectangular plate, as shown in Figure M5.

In front of the support column 2 on the machine frame 1, a single-bag cassette pusher 7 supported by a single-bag cassette support shelf 8 and a single-bag cassette push-out device B for pushing out the door are provided. This single bag cassette extrusion device B is provided with a spline shaft 10 horizontally in front of the column 2 of the machine frame 1 and parallel to the front plate 6 of the elevating frame body;
1 is attached slidably but not rotatably, and an extrusion plate 12 is attached horizontally to this sliding body 11 perpendicular to the spline shaft 10. This push-out plate 12 is provided at the push-out height position of the military equipment cassette 7. In FIG. 1, a mouth and a door 15 of a cylinder 14 are pivotally connected to the center of a first link 13 whose lower end is pivotally connected, and a tip end of a second link 16 whose base end is pivotally connected. The tip of the first link 13 is pivotally connected to the cylinder 14.
The first and second links 1 are opened by entering and leaving the opening of the door 15.
3.16i, the sliding body 11 is splined, a threaded rod 0 is supported on a beam 19 of the machine frame l via a bearing 20, and this threaded rod 1 and a nut 18 are screwed together.

This screw rod a rotates by a set number of rotations by a screwdriver rotation speed controller and a drive device and then stops. This drive device is composed of a motor M with a brake and a screw rotation speed detection mechanism 1. The screw shaft rotation speed detection mechanism 1 has a detection plate 21 coaxially attached to the screw shaft 0, and a plurality of grooves (not shown) are provided in the detection plate 21 equally divided in the circumferential direction. The number of grooves formed is detected by a proximity switch 22 and the pulses are read.

When the proximity switch 22 detects a preset number of pulses, this signal is converted into an electrical signal and input to the brake-equipped motor iris, and the brake is activated.
is configured to stop suddenly. Therefore, it becomes possible to raise and lower the elevating frame by a preset amount. In addition, in Fig. 1, reference numeral 23 indicates a gear for transmitting the rotation of the motor to the screw shaft 1.

In addition, between the single-bag cassette support shelves 8 attached to each lifting frame, there is a set of cross-sectional single-bag pinion supports 24.
are provided parallel to the spline shaft 1o at predetermined intervals. The upper end of this single-bag power support 24 is attached to the rotating shaft 25, and! As shown in FIG. 4, by rotating the rotating rod 25 outward, the supported military equipment cassette 7 is dropped and removed.

@ In Figure 3, in front of the single bag nut support 24,
A pair of prote 26 is provided for forwardly transferring the single bag S taken out from the single bag receptacle and the door. A single bag standby board 2 is provided for arranging and waiting for one bag. Above the tip of this single bag standby plate 27, there is a plate for pulling the vicinity of the opening of the single bag S and supplying the single bag 23 between a set of single bag holders 29 below the hopper g8. A single bag supply lever 30 is provided.

In FIG. 4, reference numeral 31 indicates a conveyor for discharging the single bag pinion, the single bag pinion that has fallen from the support 24, and the door.

Next, the construction of the eyebrows of the bag feeding device of the above embodiment will be explained.

A large number of single bag canopy support shelves 8 attached to the elevating frame body each support a single bag case () 7, and each single bag case and the single bag S stored in the door are different from each other. , or several groups. A predetermined type of single bag 8 is accommodated in the single bag canut that is supported by a specific single bag front set support shelf 8.

Now, to make it easier to explain, each single bag kana, to support II
Single bag Rikiryu supported by 8, S to the single bag stored in the door, add the code Bg + '3 + 114 (1st M)
.

Then, as shown by the two-dot chain line in Fig. 1, when one of the elevating frames is located at the rising end, the single-bag canister (y) 7rt single-bag case in which the single-pull bag S is housed is placed. Support shelf 8
When a signal to that effect is input to the screw holder rotation speed controller wm, the motor M is started, the screw holder O rotates, the elevating frame A is lowered, and the screw holder rotation speed is detected mts.
When x detects a specific number of pulses corresponding to the above signal, the brake of the motor M is activated, and the uppermost single bag cassette 7 containing the single bag B is pushed out to the height position, as shown by the solid line in the figure. The elevator frame body stops in the position of .

Next, cylinder 14'f: is activated and its rod 15'
f: When protruded, the single-bag sumo wrestler supported by the single-bag cassette support shelf 8 moves the push-out plate 12 that is in contact with the side of the door horizontally, and the single-bag cassette 7 moves to the single-bag cassette support SS.
From there, the bags are transferred to a set of single bag cassettes and supports 24. In this state, use a suction device (not shown) to remove the single bag. )
Suction and take out one single bag S stored in the -
Group 2.

Protej! 6, the single bag 8 is transferred to the single bag standby plate g7, and the single bag 8 on the standby plate 27 is fed between a set of single gripping tools 29 by the action of the single bag supply lever 30.

Here, if the type of the item to be packaged changes and you want to switch to the single bag cassette 7 containing the corresponding single bag S3,
First, the single-bag cassette support 24 of the set 24 is rotated outward to drop the single-bag cassette holding the single-bag S workpiece) 7t' (see Fig. 4), and the single-bag cassette support 24 is discharged to the outside by the action of the cassette 31. do. Next, in the same manner as described above, when a signal indicating that the single bag nut 7 containing the single bag S3 is to be taken out is inputted to the screw rod rotation speed control mechanism, the single bag 53Ti is
The lifting frame body stops T with the accommodated single bag cannaft 7 in the uppermost stage positioned at the push-out height position. In this way, the single bag handle and door containing the desired single bag can be freely and quickly taken out.

Also, when the last single bag S from the single bag spool and door is taken out,
A phototube device (not shown) detects the condition mtTt, and in response to the signal, a set of single-bag cassette supports 24 is rotated outward, and the single-bag cassettes and tofu fall downward, and are then placed on standby in advance. When the next single bag cassette is opened, the door is pushed out and supported by a set of single bag cassettes 24. In this way, a series of operations are automated.

In particular, in this embodiment, since the elevating frame is disposed on both sides of the single-bag holder and the single-bag holder 24, which are provided at the push-out height position of the single-bag holder and the top, a large number of Alternatively, there is an advantage that many types of single bag pins and dots can be prepared, but the structure is such that the lifting frame is disposed only on one side of the single bag pinion and dot support 24. Good too.

(Effects) According to the present invention, in a bag feeding device that feeds bags into seven single-bag cassettes, the lifting frame can be moved by a preset amount by a drive device with a screw rotation speed control mechanism. The single bag cassette containing the desired single bag is moved up and down by a push-out height position, and then the single bag cassette containing the desired single bag is pushed out by the single bag pusher and pushed out to form a single bag. Since it is configured to be supported by the cassette support, it is possible to automate the switching between single-bag cassettes and single-bag cassettes, which eliminates the labor and time required to change military equipment cassettes. It can be significantly shortened, and is particularly effective in packaging small quantities of many kinds of rice, such as packaging of rice that has many kinds of products.

[Brief explanation of drawings]

wX1 is a front view of the bag feeding device according to the present invention, FIG. 2 is a plan view, lES is a side view, and FIG. 4 is a positional relationship between the single bag cassette support 24 and the feed pair 31. 11111 is a side view showing the single bag case, support 11
It is a perspective view of 1B. (Explanation of codes for main 1' part) M: Lifting frame body B: Single bag cassette extrusion device O: Screw rod D: A-keyaki rotary defeat system v II mechanism-equipped sliding device M Ni-brake motor S: Single-bag l : Machine base Frame 7: Single bag cassette, G8: Single bag cassette support shelf 18: S, G24: Single bag cassette, G support

Claims (1)

[Claims] A plurality of single-bag cassette support shelves for supporting single-bag cassettes are installed at regular intervals in the vertical direction, and an elevating frame body supported on the machine frame so as to be able to rise and fall freely, and this elevating frame body. It is screwed together with a nut attached to the
A screw rod rotatably supported on a machine frame, a drive device with a screw rod rotation speed control mechanism for rotating the screw rod by a set rotation speed to raise and lower the lifting frame to a set position, and a push-out height. a single-bag cassette push-out device for pushing out the single-bag cassette supported by the single-bag cassette support shelf located at the single-bag cassette support shelf; and a single-bag cassette support for supporting the single-bag cassette pushed out from the single-bag cassette support shelf. After the elevator frame is raised and lowered by a preset amount by a drive device with a screw rod rotation speed control mechanism, a single bag cassette pushing device pushes out a single bag cassette containing the desired single bag. An automatic multi-type single bag cassette switching device characterized in that it is configured to be supported by a bag cassette support.