JP3377118B2 - Tray washer - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine for washing a tray for sowing vegetables.

[0002]

2. Description of the Related Art Since the above-mentioned vegetable seeding tray is formed of a thin plastic plate, it is deformed during cleaning and is difficult to clean, and a large number of recesses and projections are formed to change its shape. It is rich, it takes time to remove dirt, and it is difficult to improve work efficiency.

[0003]

As described above, since the tray cleaning is thin and easily deformed and has a large number of concave and convex portions, it has the above-mentioned problems. The invention was devised in order to solve the problem, and improves the work efficiency by eliminating the floating and sagging of the tray due to the jet of cleaning water while surely conveying the tray in its normal shape without deforming it. It was made for the purpose of trying.

[0004]

According to the present invention, as means for achieving the object described in the preceding paragraph, a transport chain provided with locking projections at appropriate intervals is installed in a substantially horizontal state in the longitudinal direction of the machine body. Then, the trays, which are locked by the locking projections and are transported, are sandwiched between the holding rods and the receiving rods arranged in rows in the transport direction from above and below. Cleaning water is sprayed from several nozzles on the lower jaw, and the presser bar located in the center extends over the other hand more than the other presser bars, and the other presser bar in the width direction. It is characterized in that the displacement can be adjusted.

[0005]

With this, the used and dirty tray is turned over and placed on the receiving rod, and is locked by the locking projections of the transport chain rotating at a low speed so that the tray is sandwiched between the receiving rod and the pressing rod from above and below. It is carried from the upper hand to the lower hand, and is washed by the cleaning water sprayed from the upper side and the lower side during the transfer. In that case, the center part of the tray is first positioned by the holding bar which is located at the center part in the width direction and extends on the upper hand of the conveyance, and then other holding bars which are adjusted in advance in the width direction are placed at appropriate positions on both sides. Then, the tray is conveyed and the tray is conveyed. The tray is not deformed, is reliably conveyed in a normal state, and is cleaned by spraying cleaning water.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A tray cleaning machine according to the present invention will be described below with reference to the drawings. (1) is a rectangular box-shaped machine body with legs (7), and a width direction inside the machine body (1) In the center, the drive sprocket (8), the driven sprocket (9) and the tension wheel (1
0) (11) is provided around the vertical chain type transport chain (3), and the transport chain (3) is provided with locking projections (2) at appropriate intervals. (2)
The guide action of the tray (a), which is locked and conveyed by the tray (a), keeps the horizontal portion in a horizontal state, and slides the bearing on the conveyor chain (3) between the drive sprocket (8) and the driven sprocket (9). -(12) is provided.

Further, between the guide rail (12) and the machine walls (13) (13) on both sides, two receiving rods (5) ... Are provided at the same height in the front-rear direction. In other words,
Several supporting rods (14) in the transport direction of the tray (a) ...
..Supported by and arranged in a line, the transfer chain (3)
Conveying action of the machine wall (13) (13)
A total of three presser bars (4) are hung near and in parallel with the receiving bar (5) at the same height position. That is, the central holding bar (4) provided on the upper side of the transport chain (3) is suspended by the hanging rods (15). The front side is extended, that is, the upper hand of the carrier is extended to the side, and the holding rods (4) (4) on both sides are the suspension rods (16).
・ Hanged by.

The suspension rods (16) ... Can swing in the width direction with the upper end as a fulcrum, and the two suspension rods (16) (16) on the front side and the two suspension rods on the rear side. Hanging rod (16)
(16) is performed by the operation of a pair of links (17), and the upper end portions of the pair of links (17) are provided in the machine walls (18) and (18) facing each other in the front and rear, respectively, in the vertical direction long hole ( 19) and then tighten them with butterfly bolts (not shown), etc.
The displacement (4) is adjustable in the width direction.

Further, (6) is an injection port communicating with the discharge port of the high-pressure pump. The upper and lower hands in the carrying direction are above the presser bar (4) and below the receiving bar (5), respectively. The cleaning water is sprayed onto the tray (a) which is lined up in the width direction and is locked by the locking projections (2) of the transport chain (3) and transported at a low speed. In addition, this spout (6) has four spouts (6) for upper and lower spouts, and five spouts (6) for the lower spout.・ ・ ・ ・ Is equipped.

The front side and the rear side of the bottom of the machine body (1) are sloped (1a) so that the sprayed cleaning water is collected and dropped, and (20) is the machine wall (13) with one side. A motor case equipped with an electric motor attached to the drive motor. The electric motor shaft installed is directly connected to the shaft of the drive sprocket (8) to rotate at a low speed in the direction of arrow (a). , (2
1) is a lid plate that opens and closes the upper cleaning unit.

The tray (a) is formed of a plastic thin plate as shown in the plan view of FIG. 8 and the sectional view of FIG. 9, and has a concave portion (a) on the surface for seeding with sowing soil.
1), a large number of protrusions (a2) are formed on the back surface by the recesses (a1), and small holes (a1) are formed at the bottom of the recesses (a1).
3) has been opened. The tray (a) has a concave portion (a1) and a convex portion (a) depending on the type of vegetables to be sown.
The size of 2) is different, and the numbers of concave portions (a1) and convex portions (a2) arranged vertically and horizontally are also different.

Therefore, when the used tray (a) is washed, the transport chain (3) is rotated in the direction of the arrow (b) by the electric motor and is discharged from the injection port (6). With the cleaning water sprayed on, the tray (a) is turned over as shown in FIG. 3 and placed on the receiving rod (5) ... The center of the tray (a) is inserted into the valley between the convex portion (a2) and the convex portion (a2) of the tray (a) at the tip of the pressing rod (4) that is extended and locked by the locking protrusion (2). When it is advanced, the tray (a) is positioned by the presser bar (4) at the central part, and the presser bar (4), the presser bar (4) (4) on both sides, and the receiving bar (5).
.. and are sandwiched from above and below, and the lower hand is conveyed toward the rear of the wain, and during the conveyance, the upper and lower wails are washed by the sprayed water and discharged from the rear side. .

Further, at that time, the pressing rods (4) (4) on both sides
Is adjustable in the width direction, and the valleys of the convex portions (a2) are different depending on the type of the tray (a). Therefore, the valleys of the tray (a) to be cleaned should be adjusted in advance. I will leave it.

Next, the injection port (6) for injecting the cleaning water will be described. In the case where the upper hand of the upper hand and the lower hand of the upper hand are provided with an injection angle (α) toward the lower hand of the transfer,
In the case of the lower hand with the upper hand and the lower hand with the upper hand, the jet angle (α) is also directed toward the upper hand, and in this case, (α) is 8 degrees. Further, the nozzles (6) ..., which are provided on the lower side and are arranged in the width direction by the upper hand for transportation, have a shape as shown in the right side (C) of FIG. 6 when viewed from above. Those that are arranged in parallel and diagonally, and the lower hand that is provided in the lower gutter is also arranged in a substantially parallel diagonal direction as shown in (d). It has an inverted C shape. Further, when viewed from below, the nozzles (6), which are provided on the upper side and are arranged in the width direction by the upper hand, are parallel slanted as shown in the right side (e) of FIG. The lower ones that are placed in the same direction and the lower ones are arranged diagonally as shown in (f), and the upper and lower ones are in the shape of a V. The nozzles (6) of the upper and lower gutters of the upper and lower girths of the conveyance are set at predetermined angles with respect to the conveyance direction of the tray (a), and the washing water to be sprayed is almost It is designed to be a parallel oblique fan-shaped jet.

Therefore, the cleaning water sprayed from above by hand is spread out in a fan shape as shown in FIG. 4 and, when viewed from above, it is substantially parallel to each other as shown in (g). As a result, the cleaning water sprayed from below from the bottom by the impact of the tray (a) spreads as shown in the same figure, and when viewed from above, it becomes a parallel diagonal line shape such as (h). ). Further, the cleaning water sprayed from above by the lower hand of the carrier spreads in a fan shape as shown in FIG. 5, and when viewed from above, it becomes a substantially parallel slanted linear shape as shown in (i) and the tray ( The washing water sprayed from below by the lower hand of the same impacts a) and spreads as shown in the figure, and when viewed from above, it becomes a diagonal line like (nu) and impacts the tray (a). Like

As described above, the cleaning water jetted from the several nozzles (6) arranged in the width direction is jetted at an appropriate jetting angle (α) toward the upper hand or the lower hand of the carrier, and then the cleaning water ,
Since the cleaning water sprayed from the upper hand and the lower hand is made into a substantially parallel oblique fan-shaped jet, the wash water jetted from each jet port (6) does not cross each other and the impact force on the tray (a) is The whole surface of the tray (a) is completely washed without being killed.

[0017]

As described above, according to the present invention, the transport chain (3) provided with the locking projections (2) at appropriate intervals is installed in the longitudinal direction of the machine body (1) in a substantially horizontal state. The tray (a) which is locked by the locking projection (2) and is transported is brought into a state of being sandwiched from above and below by a presser bar (4) and a receiving bar (5), which are arranged in rows in the transport direction, and during the transportation. Presser bar (4) which sprays cleaning water from several nozzles (6) provided in the upper and lower gutters arranged in the width direction on the center and located in the central portion.
Is characterized in that the upper hand of the carrier extends beyond the other presser bar (4) and the other presser bar (4) can be displaced and adjusted in the width direction. The central part of the tray (a) is first positioned by the presser bar (4) that extends to the upper hand of the transfer, and then the other presser bar (4) whose displacement is adjusted in advance in the width direction presses the appropriate positions on both sides. The tray (a) is conveyed in a state of being sandwiched from above and below in cooperation with the receiving rod (5), and the tray (a) is reliably conveyed in a normal shape without being deformed, and the tray is lifted or drooped by the spray of cleaning water. It became possible to wash without cluttering and improve work efficiency.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view of a tray cleaning machine.

FIG. 2 is a plan view of the washing machine.

FIG. 3 is a cross-sectional view taken along the line AA of “FIG. 1”.

FIG. 4 is a diagram showing an ejection port of a good carrier and its ejection state.

FIG. 5 is a diagram showing an ejection port of the lower carrier and its ejection state.

FIG. 6 is a view of the lower mouth of the nozzle as viewed from above.

FIG. 7 is a view of the nozzle of the upper row as viewed from below.

FIG. 8 is a plan view of the tray.

FIG. 9 is a sectional view of the tray.

[Explanation of symbols]

1 aircraft 2 locking protrusion 3 Transport chain a tray 4 Presser bar 5 support rod 6 spouts α injection angle

Claims (2)

(57) [Claims] 1. A transport chain (3) having locking projections (2) provided at appropriate intervals in the longitudinal direction of the machine body (1) is installed in a substantially horizontal state, and locked to the locking projections (2). A plurality of trays (a) to be conveyed are sandwiched from above and below by a holding rod (4) and a receiving rod (5) arranged in rows in the conveying direction, and the upper jaws arranged in the width direction during the conveyance. The cleaning water is sprayed from several nozzles (6) provided on the lower jaw and the presser bar (4) located in the central portion is extended to the hand more than the other presser bars (4). A tray cleaning machine characterized in that the other holding rods (4) can be displaced in the width direction. 2. A plurality of nozzles (6) arranged in a row in the width direction.
The cleaning water to be sprayed from is set to an appropriate spray angle (α) for the upper hand or the lower hand to convey, and the cleaning water to be jetted is ejected in a fan shape, and the conveying direction of the tray (a) 2. The tray cleaning machine according to claim 1, wherein the tray washer is configured to have a predetermined angle with respect to each other to form oblique fan-shaped jets substantially parallel to each other.