JPH01261117A - Carrier device - Google Patents

Abstract

PURPOSE:To enlarge a driving stroke of a supporting belt 6 by constituting so as to make it possible to move wheels engaged to guide channels of side frames for movement of a moving frame 3, to a hollow portions of brackets on crossing over both end portions of guide channels. CONSTITUTION:A pair of guide frames 22 are positioned on both side ends of moving direction of a moving frame 3 to be a movement guide for the moving frame 3, and vertical wheels 20 of the moving frame 3 are engaged to guide channels 23 formed on inner side parts of the guide. Again, hollow portions 41 communicated to both end parts of the guide channels 23 are formed on brackets 26 attached to both end parts of the side frames 22, and it is made possible to move the vertical wheels 20 of the moving frame 3 to these hollow portions over the both end parts of the guide channels 23, therefore moving stroke of the moving frame 3 is made to enlarge, and driving stroke of the supporting belt 6 is made to enlarge. Again, supporting holes are provided on the bracket 26 for supporting rollers 4 on shafts thereof in the supporting holes to secure length of the middle part of the supporting belt 6 supporting an article.

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial Application Field) The present invention relates to a conveyance device that can convey one article along a conveyance path and carry it out to the side of the conveyance path. It is.

(Prior art) For example, a conveyance sorting system in which items are conveyed along a conveyance path, and items are selectively carried out to the side of the conveyance path according to type or destination in multiple scraps along the conveyance path. There are conveyance devices called ``devices'' that use scrapers or pushers to push the items on the conveyor that makes up the conveyance path to the side, and ones that use carts or slats that run along the conveyance path to tilt laterally. There are methods such as No. 6 that allow the items on top of the belt to fall to the side by gravity, but there are limitations to the items that can be sorted. It is difficult to sort items that can only be transported by conveyor.

As a conveying device that can be applied to sorting such items up to Ill, there is one disclosed in Japanese Patent Application Laid-open No. 74823/1983.

This conveyance device basically consists of a conveyor that moves along a conveyance path (guide rail) (m conveyance tray unit), and an article support belt that has a conveyance direction that intersects the moving direction of the conveyor. This is a structure in which an operating mechanism (tray unit sorting actuator) for driving the belt on the conveyor side is provided on the conveyor path side. A plurality of guide wheels are attached to this belt, and a pair of straight 1-racks on both sides that engage with the guide wheels on the conveyor side are installed along the conveyance path. At the same time, an inclined track connecting the straight tracks on both sides in an X-shape is provided on the conveyance path, and a gate is provided at the intersection of the straight track and the inclined track so that it can move up and down. By switching, the guide wheels on the side of the moving conveyor are sequentially guided from one straight track to the other straight track via the inclined track, thereby conveying the endless belt of the moving conveyor. The belt is driven toward the side of the conveyor path so that the articles on this belt are delivered to the side of the conveyor path.

(Problem to be Solved by the Invention) The conveyance device disclosed in the above-mentioned publication uses an actuation mechanism (tray unit sorting actuation device consisting of a straight track, an inclined track, a gate, etc.) provided on the conveyance path to control the load on the conveyor side. The actuating member (guide wheel) is moved in a direction that intersects the conveyance path, and the belt is moved together with this actuated member (guide wheel). ) is the same, so to completely unload the items on the belt,
There is a problem in that the operating stroke of the actuated member (guide wheel) on the conveyor side must be greater than the width of the conveyor. set aside,
These multiple actuated members (guide wheels) are made on the conveyance path side! I] Ti structure (tray unit sorting operating device) had the disadvantage that it had to be operated for two collections in sequential feeding.

The present invention has been made in view of these points, and includes providing a support belt having a conveyance directionality that intersects the moving direction of the conveyance body on a conveyance body moving on a conveyance path, and attaching this support belt to the conveyance path side. In a conveyance device driven by an actuation mechanism provided in the conveyor, the purpose is to drive a support belt on the conveyor side over a long stroke with a short operation stroke.

[Structure of the invention]

(Means for Solving the Problems) The conveying device of the present invention is provided with a moving frame 3 movable in both directions intersecting the moving direction of the conveying body 1 on the conveying body 1 moving along the conveying path 2, At least one belt wrapping member 4 is disposed on each side of the conveyor 1, and
Two or more rollers 5 are pivotally supported on the moving frame 3, and an intermediate portion of a support belt 6 having a conveying direction intersecting the moving direction of the conveying body 1 is disposed above the conveying body 1. After both ends of the support belt 6 are alternately wrapped around the belt winding member 4 of the conveying body 1 and the roller 5 of the moving frame 3 in a folded manner, The moving frame 3 is fixed to the moving frame 3, and the moving frame 3 is fixed to the transporting body 1.
A conveyance device that drives the support belt 6 by moving in a side direction intersecting the direction of movement of the conveyance body 1.
has a pair of lead frames 22 for both sides of the movable frame 3 in the moving direction, and a guide groove 23 along the moving direction of the movable frame 3 is formed in the inner side of each side frame 22, and A wheel 20 that engages with this guide groove 23 is pivotally supported on the moving frame 3, and brackets 26 are attached to both ends of the side frame 22, respectively.
A recess 41 communicating with the end of the guide groove 23 is formed in each bracket 26, and a support hole 44 for supporting the belt hanging member 4 is formed.

(Function) The conveyance device of the present invention drives the support belt 6 by moving the movable frame 3, and at this time, the intermediate portion of the support belt 6, that is, the item W, is moved by the folded loop of the support belt 6. The supporting part can be moved by an integral multiple (2 times, 3 times, etc.) of the movement stroke of the moving frame 3, and the guide groove of the side frame 22 of the carrier 1 can be used to move the moving frame 3. The wheels 20 of the movable frame 3 engaged with the guide grooves 23 cross over both ends of the guide grooves 23 and reach the recesses 41 of the bracket 26.
Furthermore, since the support hole 44 for the belt hanging member 4 is provided in the bracket 26, the length of the portion of the support belt 6 that supports the article W can be secured.

(Embodiment) An embodiment of the transport \A position of the present invention will be described with reference to the drawings.

First, the principle will be explained with reference to FIGS. 1 and 2, and then details will be explained.

Reference numeral 1 denotes a conveying body, and this conveying body 1 is adapted to move in the direction shown in the front and back along an endless conveying path 2. At the bottom of this conveying body 1, there is a conveying body 1 that intersects with the moving direction of the conveying body 1. A moving frame 3 is provided which can move in both left and right directions.

One or more wires are provided on both sides of the carrier 10, respectively.
In the example of FIG. 1, one each, and in the example of FIG. To,
In the example of FIG. 1 and the example of FIG. 2, two or more rollers 5 are both supported by shafts.

An intermediate portion of a support belt 6 made of a flat belt having conveyance directionality in both directions intersecting the moving direction of the w1 sending/resting 1 is disposed above the conveyor 1, and this support belt 60 After the both ends are wrapped alternately around the rollers 4 on both sides and the intermediate roller 5 corresponding to the rollers 4, in the example shown in FIG. In the illustrated example, it is fixed to the movable frame 3.

In this configuration, the movable frame 3 is supported by, for example, a roller 07 pivoted on the lower part of the movable frame 3 or a roller 7 pivoted by the roller 7.
When the pin 8 etc. protruding from the lower part of the roller 7 is pushed by an operating means (not shown) provided on the conveyance path 2 and moved in both directions, 0-54 acts like a fixed pulley and the roller 5 acts like a movable pulley. , according to the pulley principle, the middle part of the supporting belt 6 on the upper part of the conveying body 1 moves in the direction opposite to the moving direction of the moving frame 3 by an integral multiple of the moving stroke S of the moving frame 3. In the example of FIG. 1, the movement is twice the stroke 2S, and in the example of FIG. 2, the movement is three times the stroke 3S.

Therefore, when an article W is supported on the middle part of the support belt 6 at the upper part of the conveyor 1, the article W can be conveyed along the conveyance path 2 by the movement of the conveyor 1, and the article W can be moved. By moving the frame 3, the transport body 1 can be carried out to the side of the transport path 2 along which it moves.

In the example of FIG. 1, as shown in (c), the article W is supported on the middle part of the support belt 6 on the upper part of the conveyor 1 with the moving frame 3 positioned on one side of the conveyor 1. When the moving frame 3 is moved from the state shown in (1) to the other side within the conveyor 1 (through the state shown in (2)), the item W is completely carried out to one side. can do.

In the example shown in FIG. 1, the O-rollers 4 on both sides of the conveyor 1 are 4 in total, 2 on each side, and the rows 55 on the movable frame 3 are the same 4, and are arranged above and below to support the support belt 6. When it is hung around, the middle part of the support belt 6 on the top of the conveyor 1 moves and moves by four times the stroke of the frame 3. Similarly, when each roller 4.5 is increased,
The intermediate portion of the support belt 6 moves by an even number of times, such as 6 times, 8 times, etc., of the moving frame 3.

In addition, in the example of FIG. 2, as shown in ), with the moving frame 3 positioned at the center of the transport body 1, the article W is supported on the middle part of the support belt 6 on the upper part of the transport body 1, From the state shown in (A), if the moving frame 3 is moved to the left within the carrier 1 as shown in (v), the article W can be completely carried out to the right, and conversely, as shown in (A) From the state shown in (Q), if the moving frame 3 is moved to the right within the carrier 1, the article W can be completely carried out to the left.

In the example shown in Fig. 2, the rollers 4 on both sides of the conveyor 1 are 3 on each side, 6 in total, and the rollers 5 on the moving frame 3 are 2 and 4, and support belts are placed above and below. When 6 is multiplied, the middle part of the support belt 6 on the top of the conveyor 1 moves five times the stroke of the moving frame 3. Similarly, when each 0-54.5 is increased, the middle part of the support belt 6 moves by a stroke of 5 times that of the moving frame 3. 7x, 9x of moving frame 3
Move an odd number of strokes.

3 to 6 show details of the triple stroke type conveyor 1 of the example shown in FIG. 2. In FIG.

The carrier 1 has a plate-shaped base 11, and this base 11
is connected to a base 11 of another carrier 1 by a link 12, and a plurality of horizontal and vertical wheels 13.14 are provided at the bottom of both sides of this base 11, and the plurality of wheels 13.14 is engaged with the round bar-shaped and plate-shaped running rails Is, 16 constituting the transport path 2, and by the engagement of the round bar-shaped running rails 15 with the horizontal wheels 13 having flanges 13a on both sides, the transport body 1 is Positioning and load support in the horizontal and vertical directions are achieved, and the vertical wheels 14
By the engagement of the plate-shaped running rail 16 with the plate-shaped running rail 16, the vertical load of the carrier 1 is supported.

The moving frame 3 has a shape in which both ends of a narrow plate are bent upward, and the moving frame 3 also has a plurality of horizontal and vertical wheels 19.
20, horizontal wheels 19 are engaged with a pair of guide rails 21 provided on the base 11, and vertical wheels 20 are engaged with guide grooves 23 of a pair of side frames 22 provided on the base 11. The carrier body 1 is supported movably perpendicularly to the direction of movement of the carrier body 1 .

The roller 4 is pivotally supported by brackets 26 attached to both ends of the side frame 22, and the middle part of the support belt 6, that is, the part that supports the article W is supported by a support provided between the side frames 22. It is supported on a plate 21.

Further, the roller 7 is pivotally supported by the lower end of a support rod 30 attached to the lower part of the movable frame 3 via the bin 8, and the roller 7 and the bin 8 extend downward from the opening 31 of the base 11. The rollers 7 protrude and engage between the pair of guide rails 32 at the center of the conveyance path 2 and between the pair of guide rails 33 on both sides of the conveyance path 2, and the bins 8 engage with the switching guides 34 of the conveyance path 2, etc. It is supposed to be done.

Incidentally, at the bottom of the base 11, there is a port 37 for driving the vehicle.
is provided coaxially with the link 12, and this roller 37 engages with a helical groove of a drive screw (not shown).

In this conveying device, a large number of conveying bodies 1 are movably supported on the traveling rails Is, 16 constituting the endless conveying path 2 via their wheels 13 and 14, respectively. A large number of conveyance bodies 1 are connected to a link 12 on a conveyance path 2.
The drive screw of the drive mechanism, which is endlessly connected via a shaft and provided at an appropriate position on the conveyance path 2, is rotated, and by engagement of this drive screw with the rollers 37 for driving the conveyance body 1, One or several conveyance bodies 1 are driven, thereby causing a large number of conveyance bodies 1 on a conveyance path 2 to circulate as a whole.

Then, in this state, the article W is carried into the middle part of the support belt 6 on the upper part of the moving conveyor 1 at a carry-in position provided at an appropriate place on the conveyance path 2, and in synchronization with this, the switching guide 34 The movable frame 3 is moved to drive the support belt 6 of the conveyor 1 by means of actuating means consisting of the like.
The article W is pulled in and supported on the conveyor 1, and the article W is conveyed to a position for carrying out by moving the conveyor 1.

Then, when the conveyance body 1 carrying the articles W to be conveyed out and sorted arrives, the moving frame 3 is moved by the actuating means consisting of the switching guide 34 and the like to support the conveyance body 1. Drive belt 6 and support belt 6
The upper item W is carried out to the side of the conveyance path 2.

In addition, when the conveyance body 1 carrying the goods W that is not to be carried out sorting arrives at this carry-out sorting position, the actuating means is not activated and the carrying body 1 carrying the goods W is transferred to the next carry-out sorting position. move to position.

By performing such an operation at multiple locations, the items W carried onto the support belt 6 of the conveyor 1 at the loading position can be sorted into predetermined locations for each product type or destination. can do.

Finally, some details of the frame structure of the carrier 1 will be explained with reference to FIG.

As described above, the pair of side frames 22 are located on both sides of the movable frame 3 in the moving direction, and serve as guides for the movement of the movable frame 3. Although the vertical wheels 20 of the moving frame 3 are engaged,
Recesses 41 that communicate with both ends of the guide groove 23 are formed in the brackets 26 attached to both ends of the side frame 22, and the vertical wheels 20 of the moving frame 3 extend beyond both ends of the guide groove 23 to reach the recesses 41. As a result, the movement stroke of the moving frame 3 is expanded, and the driving stroke of the support belt 6 is expanded.

In addition, the side frame 22 is molded as a material such as aluminum, and has the same cross section at all parts, and does not have the function of controlling the movement range of the movable frame 3, but the bracket 2G is There are moves to restrict the range of movement of 3.

The bracket 26 is provided with support holes 44.45, and the shaft 4 of the roller 4 is inserted into the support hole 44.45.
6 is supported, in particular the upper roller 4 is supported by the bracket 2
6, the length of the intermediate portion of the support belt 6 that supports the article W is ensured.

The support holes 4 and 1 that support the upper O-ra 4 are elongated holes, and the male screw 49 inserted into the support hole 44 from the communication hole 48 at the end of the bracket 26 can be inserted into the support hole 44. The row 54 is screwed into the female screw hole 50 of the shaft 40, and the tip of the male screw 49 is in contact with a plate 51 which is press-fitted into the support hole 44. By adjusting the male screw 49, The tension state of the support belt 6 can be adjusted.

Note that since the roller 4 is equipped with a bearing 52,
There is no problem even if the shaft 46 is fixed.

Further, the side frame 22 is made of a shaped material such as an aluminum lram, and has a plurality of through holes 55.5B in its length direction.

57 and (FIlli 58, 59, 60tr equipment, 2 pieces (
7) Positioning protrusions 61 and 62 formed on the bracket 26 are fitted into the through holes 56 and 57, and bolt heads and nuts (not shown) are fitted into each dovetail groove 58, 59 and 60. The support plate 27 shown in FIG. 6 is fixed to the dovetail groove 58 on the inside upper part, and other parts and accessories can be attached through these bolts and nuts. The base 11 shown in FIGS. 5 and 6 is fixed to the dovetail groove 60 via a spacing piece 63.

In this embodiment, a 0-54 belt was used as the belt hanging member provided on both sides of the conveyor 1, but the roller 4 is not limited to the roller 4, and a rod with a small diameter may be used. The depressions from the conveying surface at both ends of the conveyor 1 can be made smaller, and the height of the conveyor 1 can also be lowered.

〔Effect of the invention〕

As described above, according to the present invention, a conveying body moving on a conveying path is provided with a support belt that controls the conveyance direction that intersects with the moving direction of the conveyance body, and in a conveyance device that drives this support belt, With a short operating stroke of the moving frame, the support belt can be driven twice, triple... The wheels of the moving frame can move beyond both ends of this guide groove to the recess of the bracket.
By expanding the movement stroke of the moving frame, the driving stroke of the support 1♂ belt can be expanded.Furthermore, the support hole for the belt hanging member is provided in the bracket, ensuring the length of the part of the support belt that supports the item. can do.

[Brief explanation of the drawing]

The figures show an embodiment of the conveyance and placement of the present invention, FIGS. 1 and 2 are explanatory diagrams of the principle of the conveyance device, and FIGS. 3 to 6 are partially cutaway plan views of the conveyance body. A front view, a plan view, a side view, and FIG. 7 is an exploded perspective view of a part of the frame structure. 1. Conveyance body, 2. Conveyance path, 3. Moving frame, 4. Roller as belt wrapping member, 5. Roller, 6..
Support belt, 20...width ring, 22...side room,
23...Guide groove, 26...Bracket, 41...Recess, 44...Support hole. Naenuki

Claims (1)

[Claims] (1) A transport body moving along a transport path is provided with a moving frame movable in both directions intersecting the moving direction of the transport body,
One or more belt looping members are disposed on each side of the conveying body, two or more rollers are pivotally supported on the moving frame, and the upper part of the conveying body is arranged to intersect with the moving direction of the conveying body. An intermediate portion of a support belt having a conveying directionality is provided, and both ends of the support belt are alternately wound around a belt wrapping member of the conveying body and a roller of the moving frame, respectively. After that, the conveying device is fixed to both sides of the conveying body or the moving frame, and drives the support belt by moving the moving frame to the side that intersects the moving direction of the conveying body, the conveying device comprising: The body has a pair of side frames on both sides of the movable frame in the moving direction, and a guide groove along the moving direction of the movable frame is formed in the inner side of each side frame, and a guide groove is formed in the guide groove. The wheels to be engaged are pivotally supported on the movable frame, brackets are attached to both ends of the side frame, and each bracket is formed with a recess that communicates with the end of the guide groove. A conveying device characterized by forming a support hole for supporting the.