Cleaning machine

Abstract

The cleaning machine comprises a box body, an upper bowl basket and a lower bowl basket, an opening is formed in the front side of the box body, a partition plate capable of dividing an inner cavity of the box body into an upper cavity body and a lower cavity body is arranged in the middle of the box body, the upper bowl basket can be arranged in the upper cavity body in a front-and-back push-and-pull mode, and the lower bowl basket can be arranged in the lower cavity body in a front-and-back push-and-pull mode. The first mechanical arm and the second mechanical arm can operate independently, the first mechanical arm is arranged on the inner top wall of the box body and used for placing tableware into the upper bowl basket, and correspondingly, a first receding opening which extends downwards from the upper edge and allows the first mechanical arm to penetrate through is formed in the front side wall of the upper bowl basket; the second mechanical arm is arranged on the lower surface of the partition plate and used for placing tableware into the lower bowl basket, and correspondingly, a second receding opening which extends downwards from the upper edge and allows the second mechanical arm to penetrate through is formed in the front side wall of the lower bowl basket.

Description

TECHNICAL FIELD

[0001] The utility model relates to a dish washer technical field, specifically point to a kind of for cleaning tableware, fruit and vegetable washing machine. BACKGROUND

[0002] Dish washer has been more widely used in family kitchen. Current dish washer usually needs user to put tableware into the basket of dish washer according to rules, not only needs to spend user a lot of time, but also needs user to bend down, which brings inconvenience to user.

[0003] In order to solve the above problems, the Chinese invention patent application with the application number of CN116965749A《A dish washer capable of automatically placing tableware》(application number: CN202311010936.8) discloses a structure, which includes a dish washer body with a working cavity, a door body is arranged on the front surface of the dish washer body, a basket capable of sliding out of the dish washer body is arranged in the dish washer body, a mechanical hand device for placing tableware is arranged above the dish washer body, the mechanical hand device includes a sliding plate body capable of sliding out of the front surface of the dish washer body, an imaging recognition device arranged below the sliding plate and used for recognizing a bowl, and a mechanical hand used for clamping the bowl and placing it into the basket.

[0004] Although the above structure can realize automatic placement of tableware through the mechanical hand device, since the mechanical hand device is arranged at the top of the dish washer and needs to slide forward and extend downward before placing tableware, the length of the mechanical hand is very large, which not only has large installation volume, but also easily causes unstable operation and affects the reliability of placing tableware. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problem in the prior art, and provides a washing machine with small occupied space and good operation reliability.

[0006] The utility model adopts the technical scheme for solving the above technical problem:

[0007] A washing machine includes a box body, an upper basket and a lower basket, an opening is formed in the front side of the box body, a partition plate is arranged in the middle of the box body and can separate the inner cavity into an upper cavity and a lower cavity, the upper basket is arranged in the upper cavity and can be pushed and pulled forward and backward, the lower basket is arranged in the lower cavity and can be pushed and pulled forward and backward, the washing machine further includes a first mechanical hand and a second mechanical hand capable of independent operation, the first mechanical hand is arranged on the inner top wall of the box body and is used for placing tableware into the upper basket, correspondingly, a first accommodation opening extending downward from the upper edge of the front side wall of the upper basket is formed and is used for allowing the first mechanical hand to pass through, the second mechanical hand is arranged on the lower surface of the partition plate and is used for placing tableware into the lower basket, correspondingly, a second accommodation opening extending downward from the upper edge of the front side wall of the lower basket is formed and is used for allowing the second mechanical hand to pass through.

[0008] Preferably, the first mechanical arm and the second mechanical arm are respectively constrained in the box body and can move forward and backward and left and right, and the box body is provided with a driving structure capable of driving the first mechanical arm and the second mechanical arm to move as required. The above structure is adopted to expand the operation range of the mechanical arm, make the operation more flexible, and quickly complete the placement of tableware and accurately place the tableware.

[0009] Preferably, the driving structure comprises a first sliding plate and a second sliding plate, the inner top wall or the lower surface of the partition plate in the box body is provided with a first guide rail extending forward and backward, the first sliding plate is constrained on the first guide rail and can move forward and backward, the lower surface of the first sliding plate is provided with a second guide rail extending left and right, the second sliding plate is constrained on the second guide rail and can move left and right, and the first mechanical arm or the second mechanical arm is arranged on the lower surface of the second sliding plate. In the box body, a cylinder or a motor for pushing the first sliding plate and the second sliding plate to reciprocate is arranged at the side of the first sliding plate and the second sliding plate, so as to realize the automatic sliding of the mechanical arm.

[0010] Preferably, the upper bowl basket and the lower bowl basket each comprise a bottom wall and a side wall extending upward from each edge of the bottom wall, the bottom wall comprises a plurality of support strips extending transversely, and a draining port is formed between adjacent support strips. The above structure is adopted to facilitate the draining of the bowl basket. The upper surface of the partition plate gradually decreases from the middle to both sides to form a water guide surface, the partition plate edge is provided with a water passing port corresponding to the lower end of the water guide surface, the water passing port is used for allowing water in the upper cavity to enter the lower cavity, and the drain port of the box body is arranged at the bottom of the lower cavity, so as to facilitate the simultaneous drainage of water in the upper cavity and the lower cavity. The upper cavity can be used as a space for simple tableware washing, the spray arm in the upper cavity can be arranged at the bottom of the upper bowl basket and connected with the water pump at the bottom of the box body through a water supply pipe, and the spray arm in the lower cavity can be arranged below the lower bowl basket at the bottom of the box body and directly connected with the water pump at the bottom of the box body.

[0011] Preferably, a plurality of support columns are arranged on the support strips and spaced along the length direction of the support strips, and the height of each support column is lower than the height of the lower edge of the corresponding gap. The above structure is adopted to improve the stability of tableware placement.

[0012] Preferably, the first gap and the second gap are shaped as inverted trapezoidal structures that gradually tilt downward from both ends of the front side wall of the corresponding bowl basket to the middle, and the junctions of the edges of the trapezoidal structures are smoothly connected. The above structure is adopted to facilitate the taking and placing of tableware by the mechanical arm.

[0013] In the utility model, the first mechanical arm and the second mechanical arm are same in structure, including first connecting arm, second connecting arm, third connecting arm, fourth connecting arm, swing arm and clamping jaw, the first connecting arm extends vertically and the upper end is restrained, and the lower end is rotatably connected with the first end of the second connecting arm, the second end of the second connecting arm is rotatably connected with the first end of the third connecting arm, the second end of the third connecting arm is rotatably connected with the first end of the fourth connecting arm, the first end of the swing arm is rotatably connected at the second end surface of the fourth connecting arm in the axial reciprocating swing perpendicular to the fourth connecting arm, and the clamping jaw is rotatably connected on the second end surface of the swing arm. The above structure is adopted, the mechanical arm can realize multi-dimension, multi-freedom rotation and length adjustment to meet the more flexible demand of placing tableware. The opening and closing between the two opposite clamping jaws can be realized by the cooperation of the elastic member and the cylinder or motor.

[0014] Preferably, the side of the first connecting arm is provided with a first gear and a first motor for driving the first gear to rotate, and the end of the second connecting arm is provided with a second gear capable of meshing transmission with the first gear;

[0015] The side of the second connecting arm close to the second end is provided with a third gear and a second motor for driving the third gear to rotate, and the first end of the third connecting arm is provided with a fourth gear capable of meshing transmission with the third gear;

[0016] The second end of the third connecting arm is provided with a fifth gear and a third motor for driving the fifth gear to rotate, and the first end of the fourth connecting arm is provided with a sixth gear capable of meshing transmission with the fifth gear;

[0017] The second end of the fourth connecting arm is provided with a seventh gear and a fourth motor for driving the seventh gear to rotate, and the first end of the swing arm is provided with an eighth gear capable of meshing transmission with the seventh gear.

[0018] The above structure is adopted to enable independent and flexible operation between each connecting arm, in the mechanical arm storage state, the first connecting arm, the second connecting arm and the third connecting arm form a flat U-shaped structure, the fourth connecting arm and the swing arm are horizontally located at the upper end of the front side of the U-shaped structure, the space occupation is small, and the interference of the space utilization above the bowl basket is reduced.

[0019] Preferably, the second end surface of the fourth connecting arm is provided with a protrusion extending outward, the first end of the swing arm is formed with a U-shaped groove rotatably clamped outside the protrusion, and the seventh gear and the eighth gear are arranged outside the protrusion and the U-shaped groove. The above structure is adopted to realize the horizontal swing of the clamping jaw, to realize the automatic fine adjustment of the bowl and dish placement in the lower range, so that the bowl and dish placement process and position are more flexible and in place.

[0020] Preferably, the second end surface of the swing arm is provided with a ninth gear and a fifth motor for driving the ninth gear to rotate, the clamping jaw is mounted on a mounting seat, a first end of the mounting seat is formed with a tenth gear capable of meshing transmission with the ninth gear so as to drive the clamping jaw to rotate. The structure provides convenience for the mounting of the clamping jaw, and avoids the interference of the connecting arm movement on the clamping jaw. The second end surface of the mounting seat is provided with at least two groups of clamping jaws, the first group of clamping jaws extends along the axial direction of the mounting seat, and the second group of clamping jaws extends perpendicularly to the axial direction of the mounting seat. By adopting such structure, the tableware can be clamped from more angles and dimensions, and the tableware is placed more accurately and quickly.

[0021] Compared with the prior art, the utility model has the advantages that: the utility model discloses the upper and lower cavities are separated by the partition, and the first mechanical hand and the second mechanical hand that can place tableware independently in the upper and lower cavities are arranged respectively, and each mechanical hand is directly installed on the top of the corresponding cavity, so that the space occupied is small, the moving range of each mechanical hand is small, and the reliability of placing tableware is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Fig. 1 It is a structural schematic view (side sectional view) of the embodiment of the utility model;

[0023] Fig. 2 It is an assembly view of the partition and the second mechanical hand in the embodiment of the utility model;

[0024] Fig. 3 It is a structural schematic view of the mechanical hand in the embodiment of the utility model;

[0025] Fig. 4 It is a structural schematic view of the upper bowl basket in the embodiment of the utility model. DETAILED DESCRIPTION

[0026] The utility model will be described further in detail below in combination with the embodiment of the drawings.

[0027] As Figs. 1-4As shown, the cleaning machine of the embodiment comprises a box body 1, an upper basket 2 and a lower basket 3, an opening is formed on the front side of the box body 1, and a door body 4 capable of opening or closing the opening is arranged on the front side of the box body 1. A partition plate 5 capable of separating the inner cavity of the box body 1 into an upper cavity 01 and a lower cavity 02 is arranged in the middle of the box body 1. The partition plate 5 can be pulled out of the box body 1 or fixed in the box body 1. The upper basket 2 is arranged in the upper cavity 01 and can be pushed and pulled forward and backward, the lower basket 3 is arranged in the lower cavity 02 and can be pushed and pulled forward and backward, and the cleaning machine further comprises a first mechanical arm 10 and a second mechanical arm 20 capable of operating independently. The first mechanical arm 10 is arranged on the inner top wall of the box body 1 and is used for placing tableware into the upper basket 2. Correspondingly, a first accommodation opening 21 extending downward from the upper edge of the front side wall of the upper basket 2 is arranged for the first mechanical arm 10 to pass through. The second mechanical arm 20 is arranged on the lower surface of the partition plate 5 and is used for placing tableware into the lower basket 3. Correspondingly, a second accommodation opening 31 extending downward from the upper edge of the front side wall of the lower basket 3 is arranged for the second mechanical arm 20 to pass through.

[0028] The first mechanical arm 10 and the second mechanical arm 20 are respectively constrained in the box body 1 and can move forward and backward and left and right. A driving structure 6 capable of driving the first mechanical arm 10 and the second mechanical arm 20 to move as required is arranged in the box body 1. The above structure is adopted to expand the operation range of the mechanical arm and make the operation more flexible, so that the tableware can be quickly placed and the placement position is accurate.

[0029] The driving structure 6 comprises a first sliding plate 61 and a second sliding plate 62. A first guide rail 63 extending forward and backward is arranged on the inner top wall of the box body 1 or the lower surface of the partition plate 5. The first sliding plate 61 is constrained on the first guide rail 63 and can move forward and backward. A second guide rail 64 extending left and right is arranged on the lower surface of the first sliding plate 61. The second sliding plate 62 is constrained on the second guide rail 64 and can move left and right. The first mechanical arm 10 or the second mechanical arm 20 is arranged on the lower surface of the second sliding plate 62. In the box body 1, a cylinder or a motor for pushing the first sliding plate 61 and the second sliding plate 62 to move back and forth is arranged on the side of the first sliding plate 61 and the second sliding plate 62, so as to realize the automatic sliding of the mechanical arm.

[0030] The upper bowl basket 2 and the lower bowl basket 3 each comprise a bottom wall and a side wall extending upward from the edges of the bottom wall, the bottom wall comprises a plurality of transversely extending support bars 22, and a draining opening 23 is formed between adjacent support bars 22. The above structure is adopted to facilitate water draining of the bowl basket. The upper surface of the partition plate 5 gradually decreases from the middle to both sides to form a water guide surface, the edge of the partition plate 5 is provided with a water passing opening corresponding to the lower end of the water guide surface, the water passing opening is used for water in the upper cavity 01 to enter the lower cavity 02, and the drain opening of the box body 1 is arranged at the bottom of the lower cavity 02, so that water in the upper cavity 01 and the lower cavity 02 can be drained at the same time. The upper cavity 01 can be used as a space for simple dish washing, and the spray arm in the upper cavity 01 can be arranged at the bottom of the upper bowl basket 2 and connected with the water pump at the bottom of the box body 1 through a water supply pipe, and the spray arm in the lower cavity 02 can be arranged below the lower bowl basket 3 at the inner bottom of the box body 1 and directly connected with the water pump at the bottom of the box body 1.

[0031] A plurality of support columns 24 are arranged on the support bars 22 in a spaced manner along the length direction of the support bars 22, and the height of each support column 24 is lower than the height of the lower edge of the corresponding accommodation opening. The above structure is adopted to improve the stability of the dish placement.

[0032] The first accommodation opening 21 and the second accommodation opening 31 are shaped as inverted trapezoidal structures that gradually tilt downward from both ends of the front side wall of the corresponding bowl basket to the middle, and the junctions of the edges of the trapezoidal structures are smoothly connected. The above structure is adopted to facilitate the dish taking and placing by the mechanical hand.

[0033] In the embodiment, the first mechanical hand 10 and the second mechanical hand 20 are the same in structure, and each comprises a first connecting arm 001, a second connecting arm 002, a third connecting arm 003, a fourth connecting arm 004, a swing arm 005 and a clamping jaw 006. The first connecting arm 001 vertically extends, the upper end of the first connecting arm 001 is constrained, the lower end of the first connecting arm 001 is rotationally connected with the first end of the second connecting arm 002, the second end of the second connecting arm 002 is rotationally connected with the first end of the third connecting arm 003, the second end of the third connecting arm 003 is rotationally connected with the first end of the fourth connecting arm 004, the first end of the swing arm 005 is connected with the second end face of the fourth connecting arm 004 in a manner that the swing arm 005 can vertically and axially reciprocate relative to the fourth connecting arm 004, and the clamping jaw 006 is connected with the second end face of the swing arm 005 in a manner that the clamping jaw 006 can open and close. The above structure is adopted, and the mechanical hand can realize multi-dimensional and multi-degree-of-freedom rotation and length adjustment to meet more flexible dish placing requirements. The opening and closing of the two opposite clamping jaws 006 can be realized by cooperation of an elastic member and a cylinder or a motor.

[0034] A first gear 1a and a first motor for driving the first gear 1a to rotate are arranged on the side of the first connecting arm 001, and a second gear 2a that can be in meshing transmission with the first gear 1a is arranged on the end of the second connecting arm 002.

[0035] The second connecting arm 002 is provided with a third gear 3a at the side near the second end thereof and a second motor for driving the third gear 3a to rotate, and the first end of the third connecting arm 003 is provided with a fourth gear 4a capable of engaging transmission with the third gear 3a;

[0036] The second end of the third connecting arm 003 is provided with a fifth gear 5a and a third motor for driving the fifth gear 5a to rotate, and the first end of the fourth connecting arm 004 is provided with a sixth gear 6a capable of engaging transmission with the fifth gear 5a;

[0037] The second end of the fourth connecting arm 004 is provided with a seventh gear 7a and a fourth motor for driving the seventh gear 7a to rotate, and the first end of the swing arm 005 is provided with an eighth gear 8a capable of engaging transmission with the seventh gear 7a.

[0038] The above structure is adopted to enable independent and flexible operation between the connecting arms. In the storage state of the mechanical arm, the first connecting arm 001, the second connecting arm 002 and the third connecting arm 003 form a flat U-shaped structure, the fourth connecting arm 004 and the swing arm 005 are horizontally located at the upper end of the front side of the U-shaped structure, which occupies a small space and reduces the interference with the space utilization above the bowl basket.

[0039] The second end surface of the fourth connecting arm 004 is provided with an outwardly extending protrusion 1b, the first end of the swing arm 005 is formed with a U-shaped groove 2b rotatably clamped outside the protrusion 1b, and the seventh gear 7a and the eighth gear 8a are both arranged outside the protrusion 1b and the U-shaped groove 2b. The above structure is adopted to realize the horizontal swing of the clamping jaw 006, so as to realize the automatic fine adjustment of the placement of the dishes in the lower range, and make the dish placement process and position more flexible and accurate.

[0040] The second end surface of the swing arm 005 is provided with a ninth gear 9a and a fifth motor for driving the ninth gear 9a to rotate, and the clamping jaw 006 is installed on a mounting seat 007, and the first end of the mounting seat is formed with a tenth gear 10a capable of engaging transmission with the ninth gear 9a to drive the clamping jaw 006 to rotate. The structure provides convenience for the installation of the clamping jaw 006 and avoids the interference of the connecting arm movement on the clamping jaw 006. The second end surface of the mounting seat is provided with at least two groups of clamping jaws 006, the first group of clamping jaws 006 extends along the axial direction of the mounting seat, and the second group of clamping jaws 006 extends perpendicular to the axial direction of the mounting seat. The above structure can clamp the tableware from more angles and dimensions, and place the tableware more accurately and quickly.

[0041] The motors in the embodiment are not shown in the figure and can be installed outside the side wall of each connecting arm or embedded in the mounting arm.

[0042] The present embodiment utilizes the partition plate 5 to divide the box body 1 into upper and lower cavities 02, and a first mechanical arm 10 and a second mechanical arm 20 capable of independently placing tableware in the upper and lower cavities 02 are arranged respectively, and each mechanical arm is directly installed on the top of the corresponding cavity, occupying small space, and each mechanical arm has small moving range, which is beneficial to improve the reliability of placing tableware.

[0043] In the description and claims of the present application, terms are used to describe various example structures and elements of the present application as set forth in the specification and claims below. The description and claims herein provide one or more examples by way of example, and the use of these terms is merely to provide a convenient mechanism for understanding the examples disclosed herein, and is in no way intended to limit the scope of the application.

Claims

1. A washing machine, comprising a housing, an upper dish basket, and a lower dish basket, wherein the front side of the housing has an opening, and a partition is provided in the middle of the housing to divide its internal cavity into an upper cavity and a lower cavity, the upper dish basket is slidably disposed in the upper cavity, and the lower dish basket is slidably disposed in the lower cavity, characterized in that: It also includes a first robotic arm and a second robotic arm that can operate independently. The first robotic arm is located on the inner top wall of the box and is used to place tableware into the upper bowl basket. Correspondingly, the front side wall of the upper bowl basket has a first clearance opening extending downward from the upper edge for the first robotic arm to pass through. The second robotic arm is located on the lower surface of the partition and is used to place tableware into the lower bowl basket. Correspondingly, the front side wall of the lower bowl basket has a second clearance opening extending downward from the upper edge for the second robotic arm to pass through.

2. The cleaning machine according to claim 1, characterized in that: The first robotic arm and the second robotic arm are constrained in the housing and can move forward and backward and left and right, respectively. The housing is provided with a drive structure that can drive the first robotic arm and the second robotic arm to move as required.

3. The cleaning machine according to claim 2, characterized in that: The drive structure includes a first slide plate and a second slide plate. The top wall or the lower surface of the partition inside the housing is provided with a first guide rail extending forward and backward. The first slide plate is movably constrained on the first guide rail. The lower surface of the first slide plate is provided with a second guide rail extending left and right. The second slide plate is movably constrained on the second guide rail. The first or second robotic arm is located on the lower surface of the second slide plate.

4. The cleaning machine according to claim 1, characterized in that: Both the upper and lower bowl baskets include a bottom wall and side walls extending upward from each edge of the bottom wall. The bottom wall includes multiple horizontally extending support strips, with adjacent support strips forming a drain outlet.

5. The cleaning machine according to claim 4, characterized in that: The support bar is provided with a plurality of support columns arranged at intervals along its length, and the height of each support column is lower than the height of the lower edge of the corresponding clearance opening.

6. The cleaning machine according to claim 4, characterized in that: The first and second clearance openings are formed as inverted trapezoidal structures that gradually slope downwards from both ends of the front sidewall of the corresponding bowl basket towards the middle, and the joints of each side of the trapezoidal structure are smoothly connected.

7. The cleaning machine according to any one of claims 1 to 6, characterized in that: The first and second robotic arms have the same structure, including a first connecting arm, a second connecting arm, a third connecting arm, a fourth connecting arm, a swing arm, and a gripper. The first connecting arm extends vertically and its upper end is constrained, while its lower end is rotatably connected to the first end of the second connecting arm. The second end of the second connecting arm is rotatably connected to the first end of the third connecting arm, and the second end of the third connecting arm is rotatably connected to the first end of the fourth connecting arm. The first end of the swing arm is rotatably connected to the second end face of the fourth connecting arm, which can swing back and forth perpendicular to the axial direction of the fourth connecting arm. The gripper is rotatably connected to the second end face of the swing arm.

8. The cleaning machine according to claim 7, characterized in that: The first connecting arm is provided with a first gear and a first motor for driving the first gear to rotate on its side, and the second connecting arm is provided with a second gear that can mesh with the first gear for transmission. The second connecting arm has a third gear and a second motor for driving the third gear to rotate on its side near its second end, and a fourth gear that can mesh with the third gear to drive the third gear to rotate is provided at the first end of the third connecting arm. The second end of the third connecting arm is provided with a fifth gear and a third motor for driving the fifth gear to rotate, and the first end of the fourth connecting arm is provided with a sixth gear that can mesh with the fifth gear for transmission. The second end of the fourth connecting arm is provided with a seventh gear and a fourth motor for driving the seventh gear to rotate, and the first end of the swing arm is provided with an eighth gear that can mesh with the seventh gear for transmission.

9. The cleaning machine according to claim 8, characterized in that: The second end face of the fourth connecting arm is provided with an outwardly extending protrusion, and the first end of the swing arm is formed with a U-shaped groove that can be rotatably clamped on the outside of the protrusion. The seventh gear and the eighth gear are both located on the outside of the protrusion and the U-shaped groove.

10. The cleaning machine according to claim 8, characterized in that: The second end face of the swing arm is provided with a ninth gear and a fifth motor for driving the ninth gear to rotate. The gripper is mounted on a mounting base, and the first end of the mounting base is formed with a tenth gear that can mesh with the ninth gear to drive the gripper to rotate. The second end face of the mounting base is provided with at least two sets of grippers, the first set of grippers extending along the axial direction of the mounting base, and the second set of grippers extending perpendicular to the axial direction of the mounting base.

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