Automatic unloading device for tableware after polishing

Abstract

The present invention provides an automatic unloading device for tableware after polishing, which belongs to the field of unloading equipment, and includes a feeding rack, a loading rack, a hanging bar and a flip assembly. The number of the hanging bars is multiple and they are arranged in parallel and overlapped up and down. The hanging bar is arranged in the loading rack and moves up and down relative to the loading rack. The hanging bar positions the tableware. The loading rack is arranged on the feeding rack. The flip assembly is arranged on one side of the feeding rack and flips the hanging bar from a horizontal state to a vertical state. The flip assembly transfers the hanging bar to a manipulator, and the manipulator clamps the hanging bar and places it horizontally on the material frame, and the tableware is in a vertical state. The present invention can realize automatic unloading of tableware after polishing, facilitate subsequent batch cleaning, greatly improve work efficiency, and reduce labor intensity.

Description

Technical Field

[0001] The invention belongs to the field of unloading equipment and relates to an automatic unloading device for tableware after polishing. Background Art

[0002] In the process of tableware forming, it needs to go through multiple processes such as forming, forging, grinding and polishing. The tableware needs to be cleaned after polishing. The tableware needs to be cleaned after polishing. The tableware is cleaned with high-pressure water and then dried or baked. In order to improve efficiency, during the cleaning process, multiple tableware can be arranged vertically and cleaned together. The previous step of cleaning is polishing. During the polishing process, although multiple tableware can be polished at the same time, the number of tableware polished at the same time is far less than the number of tableware washed at the same time, so a feeding device is needed to automatically feed and discharge the multiple tableware after polishing. The current common feeding setting has a relatively complex structure and occupies a large area. Summary of the invention

[0003] The problem to be solved by the present invention is to provide an automatic unloading device for tableware after polishing, which has a compact structure, small footprint and high efficiency.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: an automatic unloading device for tableware after polishing, comprising a feeding rack, a loading rack, a hanging bar and a flip assembly, wherein the hanging bar is multiple and arranged in parallel and overlapped up and down, the hanging bar is arranged in the loading rack and moves up and down relative to the loading rack, the hanging bar positions the tableware, the loading rack is arranged on the feeding rack, and the flip assembly is arranged on one side of the feeding rack and flips the hanging bar from a horizontal state to a vertical state;

[0005] The flipping assembly transfers the hanging bar to the robot, and the robot clamps the hanging bar and places it horizontally on the material frame, and the tableware is in a vertical state.

[0006] Furthermore, the manipulator is a six-axis manipulator, and a clamping assembly is provided at the front end of the manipulator. The clamping assembly includes a clamping arm, and a finger cylinder is provided on the side of the clamping arm close to the flipping assembly. The driving end of the finger cylinder is provided with two clamping plates, and the two clamping plates are moved to clamp the hanging bar.

[0007] Furthermore, one hanging bar corresponds to two finger cylinders, and the two finger cylinders are respectively arranged at both ends of the length of the hanging bar. The corresponding surfaces of the two clamping plates are provided with multiple fixed protrusions that increase friction, and each of the clamping plates is provided with air holes.

[0008] Furthermore, the flipping assembly includes a flipping cylinder and a flipping arm. The flipping cylinder is fixed to the upper end of the material delivery rack close to the manipulator. The flipping arm is arranged on the output shaft of the flipping cylinder. A suction cup is provided on one side of the flipping arm. Two suction cups are arranged corresponding to one hanging bar. The suction cup sucks the hanging bar and then rotates, and then transfers the hanging bar to the manipulator.

[0009] Furthermore, the material delivery rack is a frame structure, and a feed guide groove is provided on the material delivery rack. The loading rack is arranged in the guide groove and positioned on both sides. Guide plates are provided on both sides of the upper end of the loading rack, and the guide plates are arranged on both sides of the upper end of the guide groove.

[0010] Furthermore, a support plate is provided on one side of the bottom of the loading rack and a avoidance opening on the other side, the support plate supports multiple hanging bars above, and a lifting support plate is provided on the delivery rack, the lifting support plate is arranged corresponding to the avoidance opening, and the lifting support plate moves up and down relative to the loading rack, driving the hanging bars to move upward in sequence.

[0011] Furthermore, a lifting motor is provided on the material delivery rack, and the lifting motor drives the driving shaft to rotate through a sprocket chain. A driven shaft is provided at the upper end of the driving shaft, and a lifting chain for up and down lifting transmission is provided between the driving shaft and the driven shaft. A lifting connecting piece is provided on the lifting chain, and a lifting rod is fixed on the lifting connecting piece, and the lifting support plate is arranged on the lifting rod.

[0012] Furthermore, one of the material delivery racks is arranged corresponding to two material loading racks, a flip assembly simultaneously drives the hanging bars on the two material loading racks, and the manipulator simultaneously clamps the two hanging bars, corresponding to the two material frames.

[0013] Furthermore, a plurality of sawtooth-type fixed inclined surfaces are provided at the upper end of the material frame, each of the fixed inclined surfaces is tilted downward, and the width of each fixed inclined surface is greater than the width of the hanging strip.

[0014] Furthermore, the material frame is welded into an integral structure by steel pipes and profiles.

[0015] Compared with the prior art, the present invention has the following advantages and positive effects.

[0016] 1. After the manipulator is set in the present invention, the transfer and unloading of the hanging strip between the loading rack and the material frame is realized. The hanging strip and the tableware are turned over by the turning assembly, and the turning is performed first and then transferred, which can make the structure more compact. After the manipulator is set, multiple angles and positions can be changed, which is highly flexible, so that the entire structure occupies a small area, and can operate continuously, with high efficiency and reduced labor intensity;

[0017] 2. The present application sets multiple layers of hanging bars in the loading rack. After the top hanging bar is transferred, the lower hanging bars are lifted up in turn under the action of the lifting support plate, thereby realizing the continuous loading of multiple hanging bars, saving the time of hanging bar loading and further improving the work efficiency;

[0018] 3. The lifting mechanism of the present application is simple, realized by a lifting motor and a sprocket chain structure, with low cost, and realizes simultaneous lifting, flipping and unloading of two hanging bars, further improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a structural schematic diagram of the automatic unloading device for tableware after polishing according to the present invention from the front view;

[0021] Figure 2 The present invention Figure 1 Detailed drawing of Part A;

[0022] Figure 3 The present invention Figure 1 Detail of Part B;

[0023] Figure 4 It is a structural schematic diagram of the feeding rack of the present invention

[0024] Figure 5 It is a structural schematic diagram of the hanging strip of the present invention;

[0025] Figure 6 It is a schematic diagram of the structure of the material frame of the present invention after the hanging strips and tableware are placed.

[0026] Reference numerals:

[0027] 1. Material delivery rack; 11. Lifting motor; 12. Driving shaft; 13. Driven shaft; 14. Lifting chain; 15. Lifting connector; 16. Lifting rod; 17. Guide groove; 18. Lifting support plate; 2. Material loading rack; 21. Guide plate; 22. Support plate; 23. Avoidance opening; 3. Hanging bar; 4. Flipping assembly; 41. Flipping cylinder; 42. Flipping arm; 43. Suction cup; 5. Manipulator; 51. Clamping arm; 52. Finger cylinder; 53. Clamping plate; 531. Fixed protrusion; 532. Air vent; 6. Material frame; 61. Fixed inclined plane. DETAILED DESCRIPTION

[0028] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0031] The specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0032] like Figure 1-Figure 6 As shown, the present invention is an automatic unloading device for tableware after polishing, comprising a feeding rack 1, a loading rack 2, a hanging bar 3 and a flip assembly 4, wherein the number of the hanging bars 3 is multiple and they are arranged in parallel and overlapped up and down, the hanging bars 3 are arranged in the loading rack 2 and move up and down relative to the loading rack 2, the hanging bars 3 position the tableware, the loading rack 2 is arranged on the feeding rack 1, and the flip assembly 4 is arranged on one side of the feeding rack 1 and flips the hanging bars 3 from a horizontal state to a vertical state;

[0033] The flip assembly 4 transfers the hanging bar 3 to the manipulator 5, and the manipulator 5 clamps the hanging bar 3 and places it horizontally on the material frame 6. The tableware is in a vertical state due to the action of gravity.

[0034] Preferably, the manipulator 5 is a six-axis manipulator 5, and a clamping assembly is provided at the front end of the manipulator 5, and the clamping assembly includes a clamping arm 51, and a finger cylinder 52 is provided on the side of the clamping arm 51 close to the flip assembly 4, and two clamping plates 53 are provided at the driving end of the finger cylinder 52. The two clamping plates 53 clamp the hanging bar 3 for higher stability; preferably, one hanging bar 3 corresponds to two finger cylinders 52, and the two finger cylinders 52 are respectively arranged at both ends of the length of the hanging bar 3, and a plurality of fixed protrusions 531 for increasing friction are provided on the corresponding surfaces of the two clamping plates 53, and each clamping plate 53 is provided with an air vent 532, which improves the clamping stability while avoiding the formation of a vacuum between the clamping surface and the hanging bar 3, so as to facilitate picking up.

[0035] Preferably, the flipping assembly 4 includes a flipping cylinder 41 and a flipping arm 42. The flipping cylinder 41 is fixed to the upper end of the material delivery rack 1 close to the manipulator 5. The flipping arm 42 is arranged on the output shaft of the flipping cylinder 41. A suction cup 43 is provided on one side of the flipping arm 42. Two suction cups 43 are provided corresponding to one hanging bar 3. The suction cup 43 sucks the hanging bar 3 and then rotates, and then transfers the hanging bar 3 to the manipulator 5. The suction cup 43 has a simple structure and low cost, and is suitable for clamping and transporting under low weight in this application.

[0036] Preferably, the material delivery rack 1 is a frame structure, and a feed guide groove 17 is provided on the material delivery rack 1. The loading rack 2 is arranged in the guide groove 17 and positioned on both sides. Guide plates 21 are provided on both sides of the upper end of the loading rack 2. The guide plates 21 are arranged on both sides of the upper end of the guide groove 17. The setting of the guide groove 17 and the guide plate 21 realizes the rapid positioning and coordination of the loading rack 2, which is beneficial to improving the loading speed. At the same time, the guide plate 21 is set to position the upper and lower positions of the loading rack 2, and the guide groove 17 positions the left and right sides, thereby realizing the positioning of the loading rack 2 in four directions of up, down, left and right, and has high stability.

[0037] Preferably, a support plate 22 is provided on one side of the bottom of the loading rack 2, and an avoidance opening 23 is provided on the other side. The support plate 22 supports the multiple hanging bars 3 above. A lifting support plate 18 is provided on the feeding rack 1. The lifting support plate 18 is arranged corresponding to the avoidance opening 23. The lifting support plate 18 moves up and down relative to the loading rack 2, driving the hanging bars 3 to move upward in turn, thereby meeting the continuous unloading requirements of the hanging bars 3, and the structure is simple and compact.

[0038] Preferably, a lifting motor 11 is provided on the material delivery rack 1, and the lifting motor 11 drives the driving shaft 12 to rotate through a sprocket chain. A driven shaft 13 is provided at the upper end of the driving shaft 12, and a lifting chain 14 for up and down lifting transmission is provided between the driving shaft 12 and the driven shaft 13. A lifting connecting piece 15 is provided on the lifting chain 14, and a lifting rod 16 is fixed on the lifting connecting piece 15. A lifting support plate 18 is provided on the lifting rod 16. During actual movement, the lifting motor 11 rotates, and the rotation of the driving shaft 12 is realized through the sprocket chain structure. The driving shaft 12 and the driven shaft 13 realize synchronous rotation through the lifting chain 14. In the process of lifting and lowering the lifting chain 14, the lifting connecting piece 15 moves up and down, thereby driving the lifting rod 16 to move up and down, and driving the lifting support plate 18 to move up and down, so as to realize up and down driving of the hanging strip 3, meet the continuous unloading demand of the hanging strip 3, have a high degree of automation, and can operate continuously.

[0039] Preferably, one material delivery rack 1 is arranged corresponding to two material loading racks 2, one flip assembly 4 drives the hanging bars 3 on the two material loading racks 2 at the same time, and the manipulator 5 clamps the two hanging bars 3 at the same time, corresponding to the two material frames 6, and operates at the same time, which improves the work efficiency by half.

[0040] Preferably, a plurality of serrated fixed slopes 61 are provided at the upper end of the material frame 6, each of the fixed slopes 61 is inclined downward, and the width of each fixed slope 61 is greater than the width of the hanging bar 3. Under the action of gravity, the hanging bar 3 is inclined downward, thereby realizing automatic uniform positioning, high neatness, and stability, and the tableware is not easy to fall off; preferably, the material frame 6 is welded into an integrated structure by steel pipes and profiles, with low cost, and the two material frames 6 are connected into an integrated structure with high stability.

[0041] In the actual application process, the polished tableware is placed on the hanging bar 3. In the drawings of the specification of this application, a spoon is set, the head of the spoon is facing upward, the handle is facing downward, the fixing hole on the hanging bar 3 is smaller than the head of the spoon, and the spoon is placed vertically under the action of gravity, the hanging bar 3 is placed on the loading rack 2, and the loading rack 2 is placed on the delivery rack 1. When the tableware needs to be transferred, the suction cup 43 on the flip assembly 4 sucks the hanging bar 3, and then flips 90 degrees. The finger cylinder 52 on the manipulator 5 clamps one end of the hanging bar 3, and then moves to the upper end of the material frame 6 and places it on the fixed inclined surface 61 at the upper end of the material frame 6. After the material frame 6 is full, it is transferred to a suitable position for centralized cleaning;

[0042] The hanging bars 3 are overlapped in multiple ways. After the uppermost hanging bar 3 is taken out, the lower hanging bars 3 move upward under the action of the lifting support plate 18, which is convenient for storing the next batch of polished tableware and unloading the next process; the lifting support plate 18 moves up and down under the action of the lifting chain 14, realizing continuous loading and unloading, with a high degree of automation and low labor intensity.

[0043] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. Automatic unloading device for tableware after polishing. Features: The utility model comprises a feeding rack, a loading rack, a hanging bar and a flipping assembly, wherein the hanging bar is multiple and is arranged in parallel and overlapped up and down, the hanging bar is used to position the tableware, the feeding rack is a frame structure, the feeding rack is provided with a feeding guide groove, the loading rack is arranged in the guide groove and positioned on both sides, the upper end of the loading rack is provided with guide plates on both sides, and the guide plates are arranged on both sides of the upper end of the guide groove; a support plate is provided on one side of the bottom of the loading rack and a avoidance opening is provided on the other side, the support plate supports the multiple hanging bars above, the feeding rack is provided with a lifting support plate, and the lifting support plate corresponds to the avoidance opening It is configured that the lifting support plate moves up and down relative to the loading rack, driving the hanging bars to move upward in sequence; the flipping assembly flips the hanging bars from a horizontal state to a vertical state, and the flipping assembly includes a flipping cylinder and a flipping arm, the flipping cylinder is fixed to the upper end of the feeding rack close to the manipulator, the flipping arm is arranged on the output shaft of the flipping cylinder, a suction cup is arranged on one side of the flipping arm, and one hanging bar corresponds to two suction cups, the suction cup sucks the hanging bar and then rotates, and then transfers the hanging bar to the manipulator; the manipulator clamps the hanging bar and places it horizontally on the material frame, and the tableware is in a vertical state; The upper end of the material frame is provided with a plurality of sawtooth type fixed inclined surfaces, each of which is inclined downward, and the width of each fixed inclined surface is greater than the width of the hanging strip.

2. The automatic unloading device for tableware after polishing according to claim 1, Features: The manipulator is a six-axis manipulator, and a clamping assembly is provided at the front end of the manipulator. The clamping assembly includes a clamping arm. A finger cylinder is provided on the side of the clamping arm close to the flip assembly. Two clamping plates are provided at the driving end of the finger cylinder, and the two clamping plates are moved to clamp the hanging strip.

3. The automatic unloading device for tableware after polishing according to claim 2, Features: One hanging bar corresponds to two finger cylinders, and the two finger cylinders are respectively arranged at both ends of the length of the hanging bar. The corresponding surfaces of the two clamping plates are provided with a plurality of fixed protrusions for increasing friction, and each of the clamping plates is provided with air holes.

4. The automatic unloading device for tableware after polishing according to claim 1, Features: The material delivery rack is provided with a lifting motor, and the lifting motor drives the driving shaft to rotate through a sprocket chain. A driven shaft is provided at the upper end of the driving shaft, and a lifting chain for up and down lifting transmission is provided between the driving shaft and the driven shaft. A lifting connecting piece is provided on the lifting chain, and a lifting rod is fixed on the lifting connecting piece. The lifting support plate is arranged on the lifting rod.

5. The automatic unloading device for tableware after polishing according to claim 1, Features: One of the material delivery racks is arranged corresponding to two material loading racks, a flip assembly drives the hanging bars on the two material loading racks at the same time, and the manipulator clamps the two hanging bars at the same time, corresponding to the two material frames.

6. The automatic unloading device for tableware after polishing according to claim 1, Features: The material frame is welded into an integrated structure by steel pipes and profiles.

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