JPH0324253Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a work supply and transfer device for materials such as spoons, knives, and forks.

[Conventional technology]

Hitherto, this type of work supply and transfer device has been known as disclosed in Japanese Patent Publication No. 60-21020, Japanese Utility Model Publication No. 56-52197, and the like.

These prior art structures include spoons, knives,
It is configured to separate workpieces of materials such as forks into individual pieces using a holding member, hold the workpieces with a transfer member and supply them to the processing section, and, if necessary, transfer the processed workpieces to the take-out section using the transfer member. It is.

[Problem that the invention attempts to solve]

However, in the case of the conventional structure, although it is possible to separate and feed individual workpieces, it is not possible to position them at a fixed position and feed them to the processing section, resulting in processing defects.For this reason, it is necessary to provide a positioning mechanism in the processing section. However, providing a positioning mechanism on the processing section side tends to complicate the equipment on the processing section side, and has the disadvantage that the use of the workpiece supply and transfer device is restricted.

[Means for solving problems]

Workpieces made of spoons, knives, forks, etc.
A workpiece feeding mechanism 7 that separates and holds the workpieces one by one and rotates them to a position for positioning, and a positioning mechanism 31 that holds both ends of the workpiece W between two opposing V blocks 35 and 37 are provided on the machine body 1. The transfer cylinder 23 moves the transfer block 22 forward and backward along the machine body, and the side transfer cylinder 26 moves the side transfer block 25 provided on the transfer block 22 back and forth in a direction perpendicular to the transfer direction of the transfer block 22. A transfer mechanism 19 having a mounting plate 28 on a block 25 is provided on the side of the fuselage 1.
8 is provided with workpiece holding and transferring members 12 and 12 which are equipped with a workpiece holding mechanism a and which pinches the workpiece W from the sides, and when the workpiece holding and transferring members 12 and 12 are moved forward by the transfer mechanism 19 while holding the workpiece W. The present invention relates to a workpiece supply and transfer device characterized in that an escape mechanism 39 for escaping a V block 37 on the front side of a positioning mechanism 31 is provided in the machine body 1.

[Effect]

The workpiece W separated by the holding member 5 is supplied by the workpiece supply mechanism 7 between two opposing V-blocks 35 and 37 of the positioning section 31.

By the operation of the positioning mechanism 31, the workpiece W is held between the two V blocks 35 and 37, and the positioning is completed.

The transfer mechanism 19 operates, and the transfer block 22 and the side feed block 25 move the workpiece holding and transferring members 12 and 1 by the transfer cylinder 23 and the side feed cylinder 26, respectively.
2 is positioned at the workpiece W, and the workpiece W is firmly clamped from the side by the operation of the workpiece clamping mechanism a.

At this time, the escape mechanism 39 is operated to cause the front V block 37 to escape, and the workpiece W is fed to the processing section 46 by the transfer mechanism 19 while the workpiece W is being held between the workpiece holding and transfer members 12, 12, and for example, press work is performed. Then, the workpiece W is dropped onto the take-out section 49 and the work is completed.

〔Example〕

1 to 4 show embodiments of the present invention, 1
is the fuselage, and the shoot bracket 2 is attached to the fuselage 1.
A pair of chute 3 is provided on the chute bracket 2 to feed workpieces W such as spoons, knives, forks, etc. in a suspended state, and the workpieces W can be separated into individual pieces at the lower end of the chute 3. Separation mechanism 4
has been established.

Reference numeral 5 denotes a holding member, which has a suction member 6 that utilizes negative pressure at its tip, and is provided at a position below the separation mechanism 4 so as to be rotatable by a predetermined angle.

7 is a rotation mechanism in which the base end of the holding member 5 is attached to a fulcrum shaft 8, the fulcrum shaft 8 is rotatably supported by a bearing 9, a rotation link 10 is attached to the fulcrum shaft 8,
A rod of a rotation cylinder 11 provided on the body 1 is connected to the rotation link 10, and the holding member 5 is configured to be rotated by a predetermined angle by the rotation cylinder 11.

Reference numeral 12 denotes a workpiece holding and transferring member, and the workpiece holding and transferring member 12 is formed of a pair of upper and lower parts.
A spring 15 for opening the tip end is hung on the base of the pair of workpiece holding and transferring members 12, and a holding cylinder 16 is provided on the holder member 13.
A protruding cam 18 is provided on the rod between the rollers 17 at the base end of the workpiece holding and transferring member 12 for closing the workpiece holding and transferring member 12.

Reference numeral 19 denotes a transfer mechanism, in which a support plate 20 is provided on the side of the body 1, and guide shafts 21 are provided in upper and lower stages between the support plates 20 in the horizontal transfer direction, and the guide shafts 21 are movable in the transfer direction. A transfer block 22 is provided at the transfer block 22, a transfer cylinder 23 for moving the transfer block 22 is provided, a pair of moving shafts 24 movable in a direction orthogonal to the horizontal transfer direction are provided on the transfer block 22, and a side transfer block is provided on the moving shaft 24. 25, a side feed cylinder 26 for moving the side feed block 25 is provided, a pair of vertical shafts 27 that can move up and down are provided on the side feed block 25, a mounting plate 28 is provided between the upper ends of the vertical shafts 27, A vertical movement cylinder 29 for vertically moving the mounting plate 28 is provided, a stopper bolt 30 is provided on the mounting plate 28, and the holder member 13 is attached to the mounting plate 28.

Reference numeral 31 is a positioning mechanism, in which a guide block 32 is provided on the body 1, a movable member 34 that moves forward and backward by a positioning cylinder 33 is provided on the guide block 32, a V block 35 is provided on the front surface of the movable member 34, and a movable member 34 is provided on the front surface of the movable member 34. 34, a V block 37 is provided on the fixing member 36, and a support 38 for supporting the lower surface of the workpiece W in the middle thereof is provided on the machine body 1.

39 is an escape mechanism 39, and in this case, the fuselage 1
A rotating shaft 41 is provided by a bearing 40 on the rotating shaft 41.
Attach the base of the mounting arm 42 to the mounting arm 4.
2, the fixing member 36 is provided with an escape cylinder 43, and the rod 44 of the escape cylinder 43 is connected to the connecting piece 45 of the fuselage 1.

46 is a processing section, in this case a press processing section,
The upper die 47 and the lower die 48 press the workpiece W, in this case the scooping part of the spoon.

Reference numeral 49 denotes a take-out section, which in this case serves as a take-out conveyor.

Since this embodiment has the above configuration, the shoot 3
The multiple works W above are separated one by one by the separation mechanism 4, and the work W is separated by the suction member 6 of the holding member 5.
The rotating cylinder 1 of the rotating mechanism 7
1, the holding member 5 rotates downward around the fulcrum shaft 8, the work W is placed on the upper surface of the support 38 of the positioning mechanism 31 and the fixed member 36, and the V block 35 is advanced by the positioning cylinder 33, and the work W is W is held and positioned by V block 35 and V block 37, and the pair of workpiece holding and transferring members 12, which are in the open state by spring 15, is moved inwardly by side feed cylinder 26 of transfer mechanism 19, and side feed block 25 is moved inwardly. The workpiece holding and transferring member 12 is located above and below the workpiece W from the lateral direction, and the workpiece holding and transferring member 12 is connected to the holding cylinder 1.
6 moves the protruding cam 18 forward to clamp the workpiece W, and the escape cylinder 43 of the escape mechanism 39 causes the V block 37 of the positioning mechanism 31 to escape to the lower position, and the transfer mechanism 19 The workpiece W is positioned between the upper die 47 and the lower die 48 of the processing section 46 by the advancement of the transfer block 22 by the transfer cylinder 23, and the workpiece W is moved above the lower die 48 by lowering of the mounting plate 28 by the vertical cylinder 29. The workpiece W is pressed by the lowering and raising of the upper die 47 of the processing section 46, and the workpiece W after processing is moved to the lower die 48 by raising the mounting plate 28 by the vertical cylinder 29.
The work W is lifted up further, and the side feed block 25 is moved outward by the side feed cylinder 26, so that the work W is positioned on the take-out portion 49, and the work W is separated from the work holding and transferring member 12 by the retraction of the protruding cam 18 by the clamping cylinder 16. , the workpiece is dropped onto the takeout conveyor of the takeout section 49 and taken out, and the workpiece holding transfer member 12
is returned to its original position by the retraction of the transfer block 22 by the transfer cylinder 23, and the positioning portion 31
As the V block 35 rises, the holding member 5
It also rotates upward and returns to its original position.

Therefore, a large number of workpieces W can be separated one by one and continuously transferred to the processing section 46 and transferred to the take-out section 49. At this time, the workpieces W can be positioned at a constant position by the positioning mechanism 31, and the workpieces W can be positioned at a constant position without any irregularities. The workpiece W can be supplied to the processing section 46 by the workpiece W, thereby preventing processing defects, and the positioning mechanism 31 is released by the release mechanism 39 during the supply operation of the workpiece holding and transferring member 12, so that the workpiece W can be transferred smoothly at high speed. The use of the workpiece supply and transfer device can be expanded.

[Effect of idea]

As mentioned above, the present invention is capable of separating the workpieces one by one and continuously transferring them to the processing section and transferring them to the take-out section.At this time, the workpieces are held at a fixed position by a positioning mechanism that holds both ends of the workpieces between two V-blocks. All workpieces can be held at a fixed position by the workpiece holding and transferring member, and fed to the fixed position of the processing section by the constant operation of the transfer mechanism, which prevents machining defects. The front member of the mechanism escapes by the escape mechanism, and the workpiece W
can be transferred smoothly, and the applications of the workpiece supply and transfer device can be expanded.

As described above, the intended purpose can be fully achieved.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; Fig. 1 is an overall side view, Fig. 2 is an overall plan view, Fig. 3 is a partial side view, and Fig. 4 is an explanatory diagram of its operation. . W... Workpiece, 5... Holding member, 12... Transfer member, 31... Positioning section, 39... Escape mechanism,
46... Processing section, 49... Taking out section.

Claims (1)

[Scope of utility model registration request] A work supply mechanism that separates and holds workpieces such as spoons, knives, and forks one by one and rotates them to positioning positions, and a positioning mechanism that holds both ends of the workpieces between two opposing V blocks are installed on the machine. The transfer cylinder moves the transfer block along the machine body, and the side feed cylinder moves the side feed block provided on the transfer block back and forth in a direction perpendicular to the transfer direction of the transfer block, and a mounting plate is placed on the side feed block. A transfer mechanism with a workpiece clamping mechanism is provided on the side of the machine body, and a workpiece clamping and transferring member that clamps the workpiece from the side and is equipped with a workpiece clamping mechanism is provided on this mounting plate, and this workpiece clamping and transporting member clamps and transfers the workpiece. A workpiece supply and transfer device characterized in that the machine body is provided with an escape mechanism that causes a V block on the front side of a positioning mechanism to escape when the mechanism moves forward.