JPH06298356A - Automatic loading device for product - Google Patents

Abstract

PURPOSE:To provide responsiveness to a high speed-oriented stamping machine by increasing the loading speed of products. CONSTITUTION:A frame body 21 is disposed over a product taking-out conveyer 3 for taking out stamped products from a stamping machine and a pallet conveyer 12 for moving a product loading pallet P in order, and a traveling beam 25 is mounted on this frame body 21 so as to travel freely in a direction orthogonal to the conveyance direction, M of products. Two moving bodies 26, 27 are installed respectively along the traveling beam 25 so as to move freely in the carriage direction a lifting rod 31 is mounted on the respective moving bodies 26, 27 so as to be lifted freely, and a product clamping device 33 is installed on the bottom part of the lifting rod 31. Two moving bodies provided with the products clamping device are disposed on the traveling beam so as to travel freely in the transfer direction. Therefore, stamped products in two rows in the front and rear can be clamped at one time to be stored in the product loading pallet. It is possible to increase loading speed in comparison with the one which can clamp products in only one row, thus to cope with a high speed-oriented stamping machine.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic loading device for automatically loading, for example, a pressed product formed by a pressing machine on a pallet.

[0002]

2. Description of the Related Art Generally, as shown in FIGS. 16 to 18, a transfer press machine (hereinafter, simply referred to as a press machine) 101
The pressed product (hereinafter, simply referred to as “product”) S formed in step S is passed through the product take-out conveyor 110 to the press machine.
101 is sent to an automatic loading device 102 provided outside, and is automatically loaded into a product loading pallet P.

By the way, conventionally, this automatic loading device 102 has been used.
Is a conveyer conveyor 111 that receives the product S from the product take-out conveyor 110 and conveys it to the positioning location.
And a positioning device for the product S (specifically, a lift device or the like is used) 112 provided on the transfer conveyor 111.
And a pallet for product loading (hereinafter simply referred to as pallet)
The frame body 114 is arranged over the pallet conveyor 113 for sequentially moving P and over the transport conveyor 111, and is provided along the front and rear beam portions 115a of the upper frame portion 115 of the frame body 114. Guide rail 116, a traveling beam 118 guided to the front and rear guide rails 116 via guide rollers 117 in a width direction N orthogonal to the conveying direction M, and a traveling direction along the traveling beam 118. A moving body 119 that is movably guided by M, and this moving body
The lifting rod 120 that can be lifted up and down on the 119 and this lifting rod
It was composed of a product gripping device 121 provided at the lower end of 120. Of course, traveling device of traveling beam 118, moving body
A moving device for 119 and an elevating device for the elevating rod 120 are provided.

In the above structure, when the products S formed by the press machine 101 are loaded on the pallet P, the transfer conveyor 111 of the press machine 101 is first used.
The products S are sequentially placed on the top one by one.

Next, the product S placed on the carrying conveyor 111 is carried to the alignment position of the product S and positioned by the positioning device 112. When the product S is positioned, the traveling beam 118 and the moving body 119 are driven to move the product gripping device 121 attached to the lower end of the lifting bar 120 to a position corresponding to the product S, and The product S is gripped by the product gripping device 121.

Next, when the product S is gripped, the product S is lifted and the moving body 119 is driven to move the product S onto the pallet P, and then the lifting bar 120 is lowered again. , Product S is loaded into pallet P.

When the loading operation of the products S is completed, the traveling beam 118 and the moving body 119 are driven again, and the products S placed on the conveyor 111 for transportation are
By the same operation as described above, it is gripped and loaded into the pallet P.

In this way, one product S is loaded in the pallet P by one operation. In addition,
In some cases, two left and right products S may be conveyed to each row, but in this case, a pair of traveling beams are provided on the left and right, and one traveling beam is provided for each traveling beam.
The moving body 119 of the table is arranged, and in this case, one row of the products S is loaded in the pallet P by one operation.

[0009]

According to the above-mentioned conventional structure, since only one (one row of) product S can be loaded by one reciprocating operation of the moving body 119, the press machine 101 can be loaded.
There was a problem that the press operating speed on the side could not be increased.

Therefore, an object of the present invention is to provide an automatic product loading apparatus which can solve the above problems.

[0011]

In order to solve the above-mentioned problems, an automatic product loading apparatus of the present invention is for a product unloading conveyor for taking out a pressed product from a press machine and a pallet for sequentially moving a product loading pallet. A frame body arranged over the conveyor and above the product take-out conveyor, guide rails provided along the front and rear beam portions of the upper frame portion of the frame body, and guides on the front and rear guide rails. A traveling beam guided to travel in a direction orthogonal to the transport direction via rollers, two movable bodies provided so as to be movable in the transport direction along the traveling beam, and ascending and descending to each of these movable bodies. A lift bar freely installed,
The product gripping device is provided at the lower end of the lifting bar.

[0012]

According to the above construction, the two moving bodies are movably arranged on the traveling beam along the carrying direction, and
Since a lifting and lowering bar provided on each of these moving bodies is provided with a product gripping device capable of gripping and releasing pressed products, the pressed products on the product take-out conveyor can be gripped by gripping the front and rear two rows at a time. , Can be stored in a product loading pallet on a pallet conveyor.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 to 3, reference numeral 1 denotes a press product (hereinafter, simply referred to as a product) S press-molded by a transfer press machine (hereinafter, simply referred to as a press machine) 2 through a product taking-out conveyor 3 and product stacking. This is an automatic product loading device for automatically loading in a loading pallet (hereinafter, simply referred to as pallet) P.

In this embodiment, two products S are conveyed to the left and right in each row, that is, two products S are conveyed.
The case of individual picking will be described. The automatic product loading apparatus 1 is roughly divided into a conveyor 11 for receiving the products S from the conveyor 3 for taking out products, a conveyor 12 for pallets for sequentially moving the pallets P to a predetermined position, and the conveyor 11 for transportation. A gripper moving device 13 for gripping the upper product S and placing and storing it in the pallet P moved to a predetermined position.

A positioning device (specifically, a positioning device for positioning the product S on the transfer conveyor 11 at a predetermined position on the downstream side of the transfer conveyor 11 in the transfer direction).
(A lift device or the like is used) 14 are provided at front and rear positions, respectively.

Next, the grip moving device 13 will be described. That is, the gripper moving device 13 is, as shown in FIGS. 4 to 6, a frame body 21 arranged over the conveyor 11 for conveyance and the conveyor 12 for pallets.
And the frame body 21 has a rectangular upper frame portion 22 in a plan view.
The front and rear guide rails 23 provided along the front and rear beam portions 22a, and the conveyance direction (also referred to as the front and rear direction) via the guide rollers 24 on the front and rear guide rails 23, respectively.
A pair of left and right traveling beams 25 that are arranged so as to travel in the left-right direction N orthogonal to M, and two first and second movements provided so as to be movable along the traveling beams 25 in the transport direction. The bodies 26 and 27, the traveling device 28 of the traveling beams 25, the traveling device 29 of the traveling bodies 26 and 27, and the guide tubes 30 provided in the up and down directions on the traveling bodies 26 and 27, respectively. The lift bar 31 is guided up and down through the lift bar 31, a lifting device 32 for lifting the lift bar 31, and a product gripping device 33 provided at the lower end of the lift bar 31.

The movable bodies 26 and 27 are made movable by guide rollers 35 which are guided on guide rails 34 provided on the upper and lower surfaces of the traveling beam 25. In addition, as shown in FIGS. 4 and 5, the traveling device 28 has one end connected to the traveling beam 25 and the other end inserted into the guide member 41 disposed on the side portion 22b of the upper frame portion 22. Rack body 42 and the guide member 4
The rack body 42 is rotatably provided on one side and
43 that meshes with the rack teeth of the
3 and a traveling electric motor 45 that rotates the motor 3 through a speed reducer 44. A pair of the rack bodies 42 is provided at each of the front and rear positions of each traveling beam 25, and both the pinions 43 at the front and rear positions are driven together to drive the front and rear rack bodies 42 together. It is driven by a table. Of course, a traveling electric motor can be provided for each rack body.

The moving device 29 is, as shown in FIGS. 4 and 6, provided on a rack body 51 attached to the side surface of the traveling beam 25 and rotatably provided on the moving bodies 26 and 27, and at the same time, on the rack. It comprises a pinion (not shown) that meshes with the body 51, and a moving electric motor 52 that rotates each of these pinions.

The elevating device 32 includes a rack body (not shown) provided on the elevating rod 31 side, the moving bodies 26,
The pinion 61 is rotatably provided on the rack 27 and meshes with the teeth of the rack body, and the lifting electric motor 62 rotates the pinion 61.

Therefore, by rotating the pinion 43 by the traveling electric motor 45 to move the rack body 42 in the left and right directions, the left and right traveling beams 25 are generated.
Can be freely moved, and by rotating the pinion with the moving electric motor 52, the moving bodies 26 and 27 can be freely moved in the transport direction M, and the lifting electric motor 62 can be moved. By rotating the pinion 61 to raise and lower the lifting rod 31,
Elevating rods 31 provided at the front and rear positions of each traveling beam 25,
That is, the product gripping device 33 can be moved up and down.

Further, as shown in FIG. 6, the product gripping device 33 includes a tilting unit 71 provided at the lower end of the elevating rod 31, and a suction tool for the product S tilted in the vertical plane by the tilting unit 71. And 72. The tilting unit 71 is provided so that the posture of the product S can be freely changed when the product S is stored in the product loading pallet P.

Next, the loading operation of the press product S will be described with reference to FIGS.
It will be described with reference to FIG. With the product take-out conveyor 3, the press products S are placed and conveyed on the conveyer conveyor 11 at predetermined intervals and in two rows on the left and right, and in a state of being aligned at a predetermined position by the positioning device 14,
As shown in FIG. 7, front and rear moving bodies 26, 2
After moving 7 on each of the left and right products S in the front-rear position, as shown in FIG. 8, each lifting bar 31 is lowered and the product S is suction-held by the suction tool 72.

Next, as shown in FIGS. 9 to 11, the movable bodies 26 and 27 are moved to the pallet P side, and the tilting unit 71 changes the attitude of the suction tool 72, that is, the attitude of the product S by 90 degrees. First, the product S gripped on the rear moving body 27 side is placed and stored in the pallet P,
Immediately thereafter, as shown in FIG. 12 to FIG. 15, the rear lifting bar 31 is raised and the front lifting bar 31 is lowered, so that the product S gripped on the front moving body 26 side is
It is placed and stored in the same pallet P. By this operation, two products S in the front-rear direction, that is, four products S combined left and right are successively stored in the pallet P.

That is, in the conventional case, since only one moving body is provided in the front-rear direction, only one moving body is provided in one carrying operation (however, in the case of taking two pieces, one row is used). Since it was conveyed to the left and right to the left and right, only two could be gripped and stored, whereas the front and rear moving bodies 26 and 27 simultaneously convey the front and rear positions. The product S for the two rows that came is continuously pallet P
Can be loaded inside.

By the way, in the above embodiment, the product S
I explained the device in case of taking two of them, but of course, 1
This is applicable in the case of individual picking.

[0026]

As described above, according to the configuration of the present invention, two movable bodies are movably arranged on the traveling beam along the transport direction, and the movable bodies are vertically movable. Since the bar is equipped with a product gripping device that can grip and release pressed products, the pressed products on the product take-out conveyor can be gripped by the front and rear two rows at a time, and inside the product loading pallet on the pallet conveyor. Since it can be stored in, the loading speed can be increased as compared with the conventional one that can hold only one row, and thus the speeding up of the press machine can be coped with.

[Brief description of drawings]

FIG. 1 is a schematic overall side view of an automatic product loading apparatus according to an embodiment of the present invention.

FIG. 2 is a schematic overall front view of the automatic product loading apparatus according to the embodiment.

FIG. 3 is a schematic overall plan view of an automatic product loading apparatus in the embodiment.

FIG. 4 is a plan view of a frame body according to the embodiment.

FIG. 5 is a side view of a main part of a traveling device in the product gripping and moving device of the embodiment.

FIG. 6 is a cutaway side view of essential parts showing a moving device and a lifting device in the product gripping moving device of the embodiment.

FIG. 7 is an overall side view explaining a product loading operation in the embodiment.

FIG. 8 is an overall side view explaining a product loading operation in the embodiment.

FIG. 9 is an overall side view explaining a product loading operation in the embodiment.

FIG. 10 is an overall side view explaining a product loading operation in the embodiment.

FIG. 11 is an overall side view explaining a product loading operation in the embodiment.

FIG. 12 is an overall side view explaining a product loading operation in the embodiment.

FIG. 13 is an overall side view explaining a product loading operation in the embodiment.

FIG. 14 is an overall side view explaining a product loading operation in the embodiment.

FIG. 15 is an overall side view explaining a product loading operation in the embodiment.

FIG. 16 is a schematic overall side view of an automatic product loading device in a conventional example.

FIG. 17 is a schematic overall front view of an automatic product loading apparatus in a conventional example.

FIG. 18 is a schematic overall plan view of a conventional product automatic loading apparatus.

[Explanation of symbols]

 1 Product Automatic Loading Device 2 Transfer Press Machine 3 Unloading Conveyor 11 Conveying Conveyor 12 Pallet Conveyor 13 Grasping Moving Device 21 Frame Body 22a Front and Rear Beams 23 Guide Rails 25 Traveling Beam 26 First Moving Body 27 Second Moving Body 28 Traveling device 29 Moving device 31 Lifting rod 33 Product gripping device

Claims (1)

[Claims] 1. A product unloading conveyor for taking out a pressed product from a pressing machine, a frame body arranged above a pallet conveyor for sequentially moving product loading pallets and above the product unloading conveyor. A guide rail provided along the front and rear beam portions of the upper frame portion of the frame body, and a traveling beam which is guided to the front and rear guide rails via guide rollers in a direction orthogonal to the transport direction, Two moving bodies that are respectively movable along the traveling beam in the transport direction, lifting rods that are vertically movable on these moving bodies, and product grips that are provided at the lower ends of the lifting rods. An automatic product loading device characterized by being configured with a device.