JP4824447B2 - Tableware stacking equipment - Google Patents

Description

  The present invention relates to a tableware stacking apparatus capable of efficiently stacking tableware.

Conventionally, for example, transport stopping means for transporting and stopping the tableware to the standby position, and lifting and transporting means such as a stacker for lifting and transporting the tableware that is provided so as to be linearly reciprocable between the advance position and the retracted position. And a tableware stacking device is known that includes tableware received from the lifting and conveying means and supporting means for supporting a plurality of tableware in a stacked state (see, for example, Patent Document 1).
Utility Model Registration No. 3074587

  However, in the conventional tableware stacking apparatus, since the lifting and conveying means starts to lift and convey the tableware and then returns to the predetermined retracted position, the subsequent tableware reaches the standby position because the lifting and conveying means becomes an obstacle. It cannot be done, and will stop before the standby position.

  Then, when the subsequent tableware is lifted and returned to the retracted position and is no longer in the standby position, it slides under its own weight and enters the standby position. It is necessary to keep waiting, and work efficiency tends to deteriorate.

  This invention is made | formed in view of such a point, and it aims at providing the tableware stacking apparatus which can perform the stacking operation | work of tableware efficiently.

請 Motomeko 1 tableware stacking apparatus described, a conveyance stop means for stopping conveying the dishes to the standby position, a rotatable frame means to rotate in the vertical direction around a horizontal rotation center axis, the diffraction A first driving means for rotating the moving frame means in the vertical direction about the rotation center axis; and a reciprocating movement in the direction perpendicular to the rotation center axis on the rotation frame means. becomes advanced state by the movement in the direction, becomes the retracted state by the movement in the other direction, the a lifting conveyor means for conveying lifting tableware stopped at the standby position, the rotatable frame conveying means this lifting at the advanced state Second driving means for reciprocating relative to the means, and support means for receiving the tableware from the lifting and conveying means and supporting a plurality of tableware in a stacked state, the support means supporting the tableware, This support The dishes and a lower claw part and the upper claw portion to allow the tableware while restricting the movement downwards along the support portion is moved upward along the support part, the lifting conveyor The means moves upward from the lower area of the standby position through the standby position as the rotary frame means is rotated based on the operation of the first drive means in the advanced state . After the tableware stopped at the standby position is lifted and conveyed along the support portion to a position above the lower claw portion , the tableware is transferred to the support portion and the lower claw portion of the support means, and then the retracted After moving into the state without passing through the standby position with the downward rotation of the rotating frame means based on the operation of the first driving means, the state is again moved into the advanced state and below the standby position. tableware product to return to the area And when the number of stacked dishes supported by the lower claw portion and supported by the support portion reaches a set number, the rotation frame means is moved around the rotation center axis. A third driving means is provided that causes the set number of stacked dishes to be lifted and conveyed by the lifting and conveying means to a position above the upper claw portion by rotating upward as a center .

The tableware stacking apparatus according to claim 2 is the tableware stacking apparatus according to claim 1, wherein the first driving means includes a horizontal rotation shaft and a cam plate fixed to the rotation shaft and in contact with the rotation frame means. The second drive means includes a horizontal rotation shaft that is coaxial with the rotation center axis of the rotation frame means, a cam plate fixed to the rotation shaft, and rotation of the cam plate. And a link mechanism that reciprocally moves the lifting and conveying means with respect to the rotating frame means, and the third driving means is a horizontal direction that is coaxial with the rotation shaft of the first driving means. A rotating shaft, a cam plate fixed to the rotating shaft, and a roller member rotatably attached to the cam plate and in contact with the rotating frame means.

According to the present invention, after the lifting and conveying means lifts and conveys the tableware stopped at the standby position by moving upward from the lower region of the standby position with the upward rotation of the rotation frame means in the advanced state, The tableware is handed over to the support means, and then moved into the retracted state without moving through the standby position along with the downward rotation of the rotation frame means, and then moved forward again to enter the lower region of the standby position. Therefore, the tableware can be positioned at the standby position before the lifting and conveying means returns to the lower region of the standby position, so that the tableware can be stacked efficiently.

  An embodiment of the tableware stacking apparatus of the present invention will be described with reference to the drawings.

  1 to 4, reference numeral 1 denotes a tableware stacking device (tableware arranging device). This tableware stacking device 1 accepts tableware W such as a plate sequentially sent one by one from a tableware cleaning device (not shown) in the previous process. Are stacked in multiple stages.

  The tableware stacking apparatus 1 includes transport stop means 2 that transports the tableware W delivered from a tableware washing apparatus (not shown) to a standby position and stops the tableware W at the standby position.

  The transport stop means 2 includes a front descending sloped chute portion 3 that slides the tableware W from the dishwashing apparatus on the sliding surface 4 that is an inclined surface to the standby position, and a front end portion that is a conveyance end portion of the chute portion 3. And a stopper portion 5 that stops the tableware W at the standby position by contact with the tableware W.

  Further, the tableware stacking apparatus 1 includes a rotation frame means 7 that rotates in the vertical direction around a horizontal rotation center axis X that is a fulcrum, and the rotation frame means 7 that has the rotation center axis X as a center. 1st drive means 8 to rotate up and down is provided.

  The rotation frame means 7 has a guide groove portion 9 formed in a longitudinal shape along a direction orthogonal to the rotation center axis X. The first driving means 8 has a horizontal rotating shaft 11 driven by a motor or the like (not shown), and a cam plate 12 fixed to the rotating shaft 11. The rotation frame means 7 is always supported from below on the outer peripheral surface of the cam plate 12 and rotates in the vertical direction around the rotation center axis X in accordance with the rotation of the cam plate 12.

  Furthermore, the tableware stacking apparatus 1 is provided in the guide groove portion 9 of the rotation frame means 7 so as to be linearly reciprocable in the front-rear direction along the direction orthogonal to the rotation center axis X, and is moved in one direction (advance direction). Lifting transport means 21 for lifting and transporting the tableware W that has been moved forward and moved to the other direction (retracting direction) and moved to the other position (retracting direction) and stopped at the standby position in the advanced state; 7 is provided with second drive means 22 for reciprocating linearly with respect to 7.

  The lifting and conveying means 21 includes a fork-shaped conveying member 23 that reciprocally slides linearly along the longitudinal direction of the guide groove 9 of the rotating frame means 7, and a rotating frame means that is rotatably attached to the conveying member 23. 7 and a plurality of roller members 24 fitted in the guide groove portion 9.

  The second drive means 22 is located on the same axis as the rotation center axis X and driven by a motor (not shown) or the like, a horizontal rotation shaft 26, a cam plate 27 fixed to the rotation shaft 26, and the cam plate And a link mechanism 28 that operates in accordance with the rotation of 27 and moves the lifting and conveying means 21 back and forth.

  The link mechanism 28 has a first link 30 having one end rotatably attached to the transport member 23 via a shaft 29, and one end of the second link 31 is connected to the other end of the first link 30. The other end of the second link 31 is rotatably attached to the rotation frame means 7 via the shaft 33 via the shaft 32. A long hole 34 is formed in the second link 31, and a shaft 35 a of a third link 35 slidably held by the link holding part 10 of the rotating frame means 7 slides in the long hole 34. The shaft portion 35 b of the third link 35 is always in contact with the outer peripheral surface of the cam plate 27.

  The tableware stacking apparatus 1 further includes support means 41 that sequentially receives the tableware W from the lifting and conveying means 21 one by one and supports the plurality of tableware W on the support surface 40 that is an inclined surface in a stacked state.

  The support means 41 is arranged so as to be substantially V-shaped together with the chute part 3 of the conveyance stop means 2, and the support part 42 has an upwardly inclined shape that supports the tableware W by the support surface 40, and the tableware on the support part 42. A first claw portion 43 and a second claw portion 44 that restrict the movement of W along the support portion 42 while allowing the tableware W to move upward along the support portion 42 are provided. ing. The 1st nail | claw part 43 and the 2nd nail | claw part 44 can be moved forwards or backwards with respect to the movement area | region of the tableware W, will be in the state advanced to the movement area | region of the tableware W, and will control the downward movement of the tableware W on the support part 42. . The second claw portion 44 that is the upper claw portion is provided at a position slightly above the first claw portion 43 that is the lower claw portion.

  As shown in FIGS. 5 and 6, the tableware stacking apparatus 1 has a preset number of tableware W in a stacked state in which movement is restricted by the first claw portion 43 of the support means 41 and supported by the support portion 42. When the set number is reached, the rotary frame means 7 is rotated upward about the rotation center axis X to lift the set number of stacked dishes W and the second claw portion is lifted by the conveying means 21. Third drive means 51 is provided for once lifting and transporting to a position above 44.

  The third driving means 51 is separate from the rotating shaft 11 of the first driving means 8 and is positioned coaxially with the rotating shaft 11 and driven by a motor (not shown) or the like, and the rotating shaft 52 A substantially rectangular cam plate 53 fixed to 52 and a roller member 54 that is rotatably attached to the cam plate via a shaft 55 and contacts the lower surface of the rotating frame means 7.

  Next, the operation of the tableware stacking apparatus 1 will be described.

  As shown in FIG. 1, the tableware W washed by a tableware washing apparatus (not shown) slides on the chute 3 of the conveyance stop means 2, contacts the stopper 5, and stops at the standby position.

  Then, when the lifting and conveying means 21 moves in the advanced state while passing through the standby position from the lower area of the standby position with the upward rotation around the rotation center axis X of the rotation frame means 7, the lift frame means 7 moves upward. As shown in FIG. 2, the tableware W stopped at the standby position is once lifted and transported along the support portion 42 to a position above the first claw portion 43 by the lifted transport means 21 in the advanced state.

  Thereafter, the lifting and conveying means 21 moves a little downward along with the downward rotation about the rotation center axis X of the rotation frame means 7 and moves forward in the retracting direction with respect to the rotation frame means 7. When the table is retracted from the tableware W and separated from the tableware W, the tableware W is transferred to the support means 41 and supported by the support unit 42 and the first claw unit 43.

  When the preceding tableware W is already supported by the support portion 42 and the first claw portion 43, the tableware W is stacked.

  Thereafter, as shown in FIGS. 3 and 4, the lifting and conveying means 21 passes through the standby position in the retracted state with the downward rotation about the rotation center axis X of the rotation frame means 7. After moving downward without moving, the movement in the advance direction with respect to the rotation frame means 7 changes from the retracted state to the advanced state and returns to the lower region of the original standby position, and the tableware W is stacked by repeating such operations. .

  As apparent from FIGS. 3 and 4, when the lifting and conveying means 21 in the retracted state moves downward along with the downward rotation of the rotating frame means 7, the lifting and conveying means 21 in the retracted state moves to the standby position. Therefore, even if the subsequent tableware W1 stops at the standby position, it does not interfere with the subsequent tableware W1.

  As shown in FIGS. 5 and 6, when the number of stacked dishes W supported by the support portion 42 and the first claw portion 43 reaches a preset number, the set number The stacked tableware W is once lifted and conveyed by the lifting and conveying means 21 and then supported by the support portion 42 and the second claw portion 44.

  As described above, according to the tableware stacking apparatus 1, the lifting and conveying means 21 is stopped at the standby position by moving upward from the lower region of the standby position in accordance with the upward rotation of the rotary frame means 7 in the advanced state. After the tableware W is lifted and conveyed to a predetermined height position, the tableware W is transferred to the support means 41 by a slight descent and moved to the retracted state, and then with the downward rotation of the rotating frame means 7 in the retracted state. After moving downward without passing through the standby position, the vehicle enters the advanced state and returns to the lower area of the standby position. The entire tableware W can be positioned at the standby position, and accordingly, the tableware stacking operation can be performed more efficiently than in the conventional case.

The drive means for driving the rotating Dowaku means 7 and lifting the conveying means 21 is not limited to the configuration using a cam plate 12, 27 may be directly driven by a motor or cylinder or the like.

It is a schematic side view of the tableware stacking apparatus which concerns on one embodiment of this invention. It is a schematic side view of a tableware stacking apparatus same as the above. It is a schematic side view of a tableware stacking apparatus same as the above. It is a schematic side view of a tableware stacking apparatus same as the above. It is a schematic side view at the time of classification of the same tableware stacking apparatus. It is a schematic side view at the time of classification of the same tableware stacking apparatus.

DESCRIPTION OF SYMBOLS 1 Tableware stacking apparatus 2 Transfer stop means 7 Rotating frame means
8 First drive means
11 Rotating shaft of the first drive means
12 Cam plate of the first drive means
21 Lifting means
22 Second drive means
26 Rotating shaft of second drive means
27 Cam plate of second drive means
28 Second drive means link mechanism
41 Support means
42 support
43 The first nail that is the lower nail
44 2nd nail part which is upper nail part
51 Third drive means
52 Rotating shaft of third drive means
53 Cam plate of third drive means
54 Roller member X of second driving means Rotation center axis W Tableware

Claims (2)

Transport stop means for transporting and stopping the tableware to the standby position;
A rotating frame means that rotates in the vertical direction around a horizontal rotation center axis;
First driving means for rotating the rotating frame means in the vertical direction around the rotation center axis;
The rotating frame means is provided so as to be able to reciprocate along a direction orthogonal to the rotation center axis, and is moved forward by moving in one direction, and retracted by moving in the other direction, and the advanced state Lifting transport means for lifting and transporting the tableware sometimes stopped at the standby position;
Second driving means for reciprocating the lifting and conveying means with respect to the rotating frame means;
Receive dishes from the lifting conveyor means, and a support means for supporting a state stacked multiple dishes,
The support means is
A support for supporting tableware;
A lower claw portion and an upper claw portion that allow the tableware on the support portion to move downward along the support portion while allowing the tableware to move upward along the support portion are provided. ,
The lifting and conveying means moves upward from the lower area of the standby position through the standby position in accordance with the upward rotation of the rotary frame means based on the operation of the first driving means in the advanced state. it is, after transporting lifting tableware stopping at the standby position to a position above the lower claw part along the support part, passing the dishes to the support portion and the lower claw part of the support means, then , After moving into the retracted state without passing through the standby position with the downward rotation of the rotary frame means based on the operation of the first drive means , and then again in the advanced state and the standby A tableware stacking device returning to the lower region of the position ,
When the number of stacked tableware that is restricted by the lower claw portion and supported by the support portion reaches a set number, the rotation frame means is rotated upward about the rotation center axis. Accordingly , the tableware stacking apparatus is provided with third driving means for lifting and conveying the set number of stacked dishes to the position above the upper claw portion by the lifting and conveying means . The first drive means
A horizontal axis of rotation;
A cam plate fixed to the rotating shaft and in contact with the rotating frame means;
The second driving means is
A horizontal axis of rotation positioned coaxially with the rotation center axis of the rotation frame means;
A cam plate fixed to the rotating shaft;
A link mechanism that operates according to the rotation of the cam plate and reciprocates the lifting and conveying means with respect to the rotating frame means;
The third drive means
A horizontal axis of rotation located coaxially with the axis of rotation of the first drive means;
A cam plate fixed to the rotating shaft;
A roller member rotatably attached to the cam plate and in contact with the rotating frame means;
The tableware stacking apparatus according to claim 1.

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