JPH0667438U - Automatic sorting mechanism for molded products - Google Patents

Abstract

(57) [Abstract] [Purpose] It is possible to accurately distribute molded articles of various shapes with a simple configuration in a desired posture. [Structure] A movable body 70 is provided with a holder arm 76,
A hole 78 is formed in the tip edge of the holder arm 76 so as to penetrate therethrough in the vertical direction. The pushing member 8 is provided in the hole 78.
A shaft portion 82 of 0 is rotatably inserted, and a large diameter portion 84 is provided at the upper end of the shaft portion 82. Pins 86, 86 are fixed to both ends of the large-diameter portion 84 in the diametrical direction, and the push-out member 8 is attached to the pins 86, 86 and the holder arm 76 in an unloaded state.
The pushing member 80 so that 0 is parallel to the arrow X direction.
The springs 88, 88 for biasing and supporting are fixed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an automatic distribution mechanism of molded products that distributes the molded products discharged from a press machine in a direction intersecting the transport direction of a transport path so that the molded products are automatically loaded on a pallet or the like.

[0002]

[Prior art]

 For example, various devices are used to automatically load works (molded products) such as panel parts delivered from a transfer press into a predetermined pallet. As this type of device, after the work that is intermittently conveyed from the transfer press machine in a relatively short time is conveyed to the distribution position by the unloading conveyor, the pushing member is moved in the direction (the left-right direction) intersecting the unloading conveyor. It is known that the work is moved to be distributed to the left or right carrying path, and the work is automatically loaded on a pallet at a predetermined transfer section.

[0003]

[Problems to be solved by the device]

 However, in the above-mentioned conventional technique, the pushing member held in a predetermined posture only moves back and forth in the direction intersecting the carry-out conveyor (left-right direction), and when the outer shape of the work is different, the outer peripheral surface of the work is changed. It becomes difficult to press it right and left accurately. For this reason, it has been pointed out that the push-out member hits the work piece one-sided, the work piece is easily rotated and its posture is easily changed, and the work piece cannot be accurately sent to a desired position.

The present invention is intended to solve this type of problem, and is an automatic shaking method for molded products that can accurately distribute molded products of various shapes with a simple configuration in a desired posture. The purpose is to provide a dividing mechanism.

[0005]

[Means for Solving the Problems] In order to achieve the above-mentioned object, the present invention conveys a press-formed molded article along a conveying path and then crosses the molded article in the conveying direction of the conveying path. And a moving main body that is movable in a direction intersecting the conveying direction of the conveying path, and a rotatably rotatably supporting body that has a rotation axis in the vertical direction with respect to the moving main body. And an elastic member for urging and supporting the pushing member such that the pushing member presses the molded article and the pushing member is parallel to the moving body in a direction intersecting the moving direction of the moving body in an unloaded state. And are provided.

[0006]

[Action]

 In the above-described automatic distribution mechanism of molded products according to the present invention, after the molded products are conveyed along the conveying path, the moving main body moves in a direction intersecting the conveying direction of the conveying path and is pushed by the pushing member. Are distributed. At that time, if the outer shape of the molded product is different, the push-out member rotates against the elastic force of the elastic member so as to follow the outer shape of the molded product. As a result, it is possible to accurately and reliably distribute molded products having various shapes to desired positions.

[0007]

【Example】

 DETAILED DESCRIPTION OF THE INVENTION An automatic distribution mechanism for molded articles according to the present invention will be described below with reference to the accompanying drawings, with reference to an embodiment in relation to an automatic transfer device for carrying out the same.

In FIG. 2, reference numeral 10 indicates an automatic carrying device incorporating the automatic sorting mechanism according to the present embodiment. The automatic transfer device 10 transfers a work W such as a panel delivered from the transfer press machine 12 to the left and right at a pair of distribution positions F1 and F2 so as to be stored in a predetermined pallet 14. The lower conveyors 16 and 16a and the upper conveyors 18 and 18a configured in two stages, and the work W carried out from the transfer press machine 12 are selectively supplied to the lower conveyors 16 and 16a and the upper conveyors 18 and 18a. Distribution conveyors 20 and 20a for distributing the work W, first work positioning means 22 and 22a for positioning the works W distributed to the lower conveyors 16 and 16a in correspondence with the first payout positions P1 and P1a, and the upper side. The work W distributed to the conveyors 18 and 18a is positioned corresponding to the second payout positions P2 and P2a. Obtain Bei and second work positioning means 24, 24a.

Two rows of carry-out conveyors 28, 28a extend from the transfer press machine 12, and a vertical distributing conveyor 20 is arranged at the downstream end of the carry-out conveyor 28 in the carrying direction (direction of arrow X). It As shown in FIG. 3, the distribution conveyor 20 is provided with a support column 30 fixed in close proximity to the end of the carry-out conveyor 28, and a support shaft 32 is rotatably provided on the top of the support column 30. The one end of the frame 34 is fixed to the support shaft 32. A rotary drive source 36 is disposed below the frame 34, and one end of a crank 40 is swingably supported via a gear train 38 connected to the rotary drive source 36. One end of a rod 42 is rotatably connected to the other end of the crank 40, and the other end of the rod 42 is rotatably connected to the lower surface of the frame 34. A balancer 44 is engaged with the lower surface of the frame 34, and the balancer 44 urges the frame 34 upward.

A drive motor 46 is fixed below the one end of the frame 34, and a drive pulley 50 is connected to the drive motor 46 via a drive transmission means 48 such as a chain and a sprocket. An endless belt 54 is stretched around the pulley 52 of the.

The lower conveyor 16 includes a frame body 58 supported in a horizontal direction with respect to the support column 56, and a drive motor 60 is fixed to an end portion of the frame body 58. A steel slat belt 62 is connected to the rotation shaft of the drive motor 60 via a drive transmission means such as a belt or a chain. The steel slat belt 62 has a conveying direction in the arrow X direction. Drive around. A guide member 63 is provided which is close to the support column 56 and extends in a direction (arrow Y direction) intersecting with the winding direction of the steel slat belt 62.

The column 56 is provided with an automatic distribution mechanism 64 according to the present embodiment, which is located above the lower conveyor 16 and is movable back and forth in the arrow Y direction. The automatic distribution mechanism 64 includes a guide rail 66 supported by the support column 56, and the guide rail 66 extends in the arrow Y direction from the lower conveyor 16 to the lower conveyor 16a (see FIG. 4). A long rack member 68 is fixed to the guide rail 66 in the arrow Y direction, and the rack member 68 extends from the lower conveyor 16 to the lower conveyor 16a in the same manner. A movable body 70 is supported by the guide rails 66 and the rack member 68 via a plurality of rollers 71, and a rotary shaft of a traveling motor 72 provided on the movable body 70 is attached to the rack member 68. The meshing pinion 74 is fixed.

As shown in FIG. 1, the movable body 70 is provided with a holder arm 76 extending toward the sorting conveyor 20, and a hole portion 78 penetrating in the vertical direction is formed at a tip edge portion of the holder arm 76. It The shaft portion 82 of the pushing member 80 is rotatably inserted into the hole portion 78, and a large diameter portion 84 is provided at the upper end of the shaft portion 82 to prevent the shaft member 82 from coming off. A pair of pins 86, 86 is fixed to both ends of the large diameter portion 84 in the diametrical direction, and the pusher member 80 is laid flat in the arrow X direction on the pin 86, 86 and the holder arm 76 without any load. Springs (elastic members) 88, 88 for biasing and supporting the pushing member 80 are fixed to. A locking pin 90 is provided on the outer peripheral portion of the large-diameter portion 84 so as to extend in a direction orthogonal to the pins 86, 86, and the locking pin 90 is engaged with stoppers 92, 92 fixed to the holder arm 76. In addition, the rotation range of the pushing member 80 is restricted.

The upper conveyor 18 is configured in the same manner as the lower conveyor 16 described above, and the same components are designated by the same reference numerals and detailed description thereof will be omitted (see FIG. 3 and FIG. 3). 4).

As shown in FIG. 5, a transfer conveyor 94 is arranged near the end of the lower conveyor 16 and the end of the first work positioning means 22. The transfer conveyor 94 is provided with an endless belt 95 that can be rotated around by a rotary drive source (not shown), and the endless belt 95 conveys the work W in the arrow Y direction.

As shown in FIG. 2, the first work positioning means 22 is arranged corresponding to the first payout position P 1, and the steel slat that travels in the direction of the arrow Y via the drive motor 96. A belt 98 is provided, and a positioning cylinder unit 99 for positioning the work W is disposed on the side of the steel slat belt 98.

The second work positioning means 24 is configured in the same manner as the first work positioning means 22. The same components are designated by the same reference numerals and detailed description thereof is omitted. (See FIG. 4).

Although the configuration on the carry-out conveyor 28 side has been described above, the carry-out conveyor 28a side is also configured in the same manner, and the same constituent elements are denoted by the same reference numerals and a detailed description thereof is omitted. (See FIG. 1).

A loading robot 100 is disposed at each of the first dispensing positions P1 and P1a and the second dispensing positions P2 and P2a, and pallets 14 are disposed on both sides of each loading robot 100. An empty palette placement portion 104 is provided in the vicinity of the first work positioning means 22a so that the pallet 14 can be used cyclically.

Next, the operation of the automatic carrier device 10 configured as described above will be described in relation to the automatic distribution mechanisms 64 and 64a according to the present embodiment.

As shown in FIG. 2, the work W delivered from the transfer press machine 12 is placed on the carry-out conveyors 28 and 28a and conveyed in the direction of the arrow X, and the inspector inspects the molding quality and the like. . Then, if there is no abnormality, the work W is loaded into the sorting conveyors 20 and 20a.

When the work W sent from the carry-out conveyor 28 is conveyed to the first payout position P1 via the distribution conveyor 20, as shown in FIG. 3, the crank 40 is operated under the operation of the rotary drive source 36. The swinging tip side of the frame 34 that is swung and connected to the rod 42 is swung downward. Then, the drive pulley 50 is rotated under the action of the drive motor 46, and the endless belt 54 that engages with the drive pulley 50 is run around. Therefore, the work W sent from the carry-out conveyor 28 is placed on the endless belt 54 and conveyed to the lower conveyor 16.

In the lower conveyor 16, a steel slat belt 62 is circulated through the drive motor 60, and the work W sent from the sorting conveyor 20 is carried onto the steel slat belt 62 (the sorting position). F1). Next, the drive motor 60 is stopped, the traveling motor 72 that constitutes the automatic distribution mechanism 64 is driven, and the moving main body 70 moves in the arrow Y direction via the pinion 74 and the rack member 68, and the pushing member 80 moves. The work W is placed on the transfer conveyor 94 under the pressing action.

In this case, in the present embodiment, the pushing member 80 is rotatably supported by the holder arm 76 extending from the moving body 70, with a turning axis in the vertical direction. Therefore, as shown in FIG. 6, after the work W1 having a different shape such as a door panel is conveyed to the sorting position F1, the moving body 70 is moved in the direction of the arrow Y and the pushing member 80 is moved to the outer peripheral surface of the work W1. When the pushing member 80 comes into contact with, the pushing member 80 rotates by a predetermined angle θ1 against the tensile force of the springs 88, 88 following the outer peripheral surface shape of the work W1. Therefore, the work W1 is conveyed in the direction of the arrow Y while maintaining the desired posture via the guide member 63 and the pushing member 80, and the first work positioning means 22 at the first payout position P1 is conveyed via the transfer conveyor 94. Is accurately positioned and placed.

Further, as shown in FIG. 7, when the work W2 such as an inside panel is distributed in the direction of the arrow Y, the pushing member 80 follows the shape of the outer peripheral surface of the work W2 and the work W1. Rotates in the opposite direction by a predetermined angle θ2. Then, the work W2 is conveyed to the first payout position P1 under the guiding action of the guide member 63 and the pushing member 80.

As a result, even if the workpieces W, W1 and W2 having different shapes are conveyed to the sorting positions F1 and F2, the moving bodies 70 and 70a are moved by the arrow Y, under the action of the automatic sorting mechanisms 64 and 64a. By simply moving in the Ya direction, the pushing members 80, 80a rotate in a desired direction following the outer shape of the work W, W1, W2, etc., and the work W, W1, W2, etc. are moved to the first dispensing position. It is possible to obtain an effect that the P1 and P1a and the second payout positions P2 and P2a can be accurately and reliably conveyed. Moreover, the pushing members 80, 80a are only configured to be rotatable with respect to the holder arms 76, 76a via the springs 88, 88 and 88a, 88a, which complicates the structure of the automatic distribution mechanisms 64, 64a. It is possible to effectively prevent a rise in equipment costs without doing so.

Next, the work W is placed on the steel slat belt 98 under the action of the transfer conveyor 94 and the drive motor 96 of the first work positioning means 22, and then positioned via the positioning cylinder unit 99. .

The work W positioned at the first payout position P1 is held by the loading robot 100 and automatically loaded on the pallet 14. This pallet 14 is replaced with an empty pallet 14 after a predetermined number of works W are loaded.

On the other hand, when the work W is conveyed to the second payout position P2, the frame body 34 constituting the distribution conveyor 20 is swung upward with its swing tip side under the action of the rotary drive source 36. Then, the work W is sent from the sorting conveyor 20 to the upper conveyor 18. After that, the work W is conveyed to the second work positioning means 24 through the automatic distribution mechanism 64 provided on the upper conveyor 18, and after being positioned at the second payout position P2, the loading robot 100 causes a predetermined pallet. It is loaded on 14.

The work W sent to the unloading conveyor 28a side is sorted downward or upward by the allocating conveyor 20a in the same manner as the unloading conveyor 28, and the lower conveyor 16a or the upper conveyor 18a (the allocating position F2). Be delivered to. Then, the work W is conveyed in the direction of the arrow Ya under the action of the automatic sorting mechanism 64a and positioned at the first payout position P1a or the second payout position P2a, and then is loaded onto the predetermined pallet 14 by the loading robot 100. Be loaded.

[0031]

[Effect of device]

 The automatic distribution mechanism according to the present invention has the following effects.

After the molded product is transported along the transport path, the movable body moves in a direction intersecting with the transport direction of the transport path, and the molded product is sorted by the pushing member. At that time, if the outer shape of the molded product is different, the push-out member rotates against the elastic force of the elastic member so as to follow the outer shape of the molded product. As a result, it is possible to accurately and reliably distribute molded products of various shapes to a desired position with a simple structure.

[Brief description of drawings]

FIG. 1 is a partial perspective explanatory view of an automatic distribution mechanism according to an embodiment of the present invention.

FIG. 2 is a perspective explanatory view of an automatic carrying device incorporating the automatic sorting mechanism.

FIG. 3 is a side view of a distribution conveyor, a lower conveyor, an upper conveyor, and the automatic distribution mechanism that constitute the automatic transport device.

FIG. 4 is a plan view of the automatic distribution mechanism, a distribution conveyor, and an upper conveyor.

FIG. 5 is a schematic explanatory view of conveyors lined up in the arrow Y and Ya directions of the automatic transport device.

FIG. 6 is an operation explanatory view when the work W1 is distributed by the automatic distribution mechanism.

FIG. 7 is an operation explanatory view when the work W2 is distributed by the automatic distribution mechanism.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Automatic carrying device 12 ... Transfer press machine 14 ... Pallet 16, 16a ... Lower conveyor 18, 18a ... Upper conveyor 20, 20a ... Sorting conveyor 22, 22a, 24, 24a ... Work positioning means 28, 28a ... Delivery conveyor 64 , 64a ... Automatic distribution mechanism 70, 70a ... Moving body 76, 76a ... Holder arm 80, 80a ... Extruding member 82, 82a ... Shaft part 88, 88a ... Spring 98 ... Steel slat belt 100 ... Loading robot

Claims (1)

[Scope of utility model registration request] 1. An automatic distribution mechanism for distributing a press-formed molded product along a conveying path and then distributing the molded product in a direction intersecting the conveying direction of the conveying path. A movable body that is movable in a direction intersecting with, a pusher member that is rotatably supported by the movable body and that has a rotation axis in the vertical direction, and that presses the molded product; An elastic member for urging and supporting the pushing member such that the pushing member is parallel to a direction intersecting the moving direction of the moving body, and an automatic distribution mechanism of molded articles.