A plastic tableware fine grinder

Abstract

The utility model discloses a plastic tableware fine grinding machine, which relates to the technical field of plastic tableware and comprises a processing frame, wherein the inner bottom surface of the processing frame is provided with a material discharge trough, the inner bottom surface of the processing frame is fixedly installed with a support box, and the inner bottom surface of the processing frame is provided with a grinding disc for grinding the plastic tableware. The processing frame, a connecting frame, a mounting column, a support ring, a reset spring, a clamping block, a connecting frame, a fixing pipe, a clamping hole, a limiting hole and a brush cooperate with each other, so that the debris generated by the plastic tableware in the process of rotating and grinding can be brushed off by the brush, and the debris of the plastic tableware can be collected by the cooperation of the air pump, the feeding hopper, the support pipe, the support box and the collecting box, so as to clean and collect the debris of the plastic tableware, thereby achieving the cleaning effect of the debris on the plastic tableware, avoiding the debris from being left on the plastic tableware, and facilitating the staff to finely grind the plastic tableware.

Description

Technical Field

[0001] The utility model relates to the field of plastic tableware, in particular to a plastic tableware fine grinder. Background Art

[0002] Plastic tableware refers to tableware made of plastic resin or other thermoplastic materials through thermoplastic molding. Common plastic tableware uses resins including polypropylene (PP), polyethylene terephthalate (PET), polycarbonate (PC), etc. Plastic tableware needs to be polished during processing to increase its aesthetics.

[0003] After massive searches, it was found that the Chinese patent with the prior art publication number CN211414654U disclosed a plastic tableware edge grinder. The patent uses the first motor to rotate the tableware, which is conducive to grinding the edges of the tableware. Through the elastic action of the spring, it is used in conjunction with the electric telescopic rod. If the edge of the tableware is raised when grinding the tableware, it is convenient to adjust the position of the tableware, and it is more convenient to use the grinding disc to grind the tableware. This setting is simple to operate, abandons traditional manual grinding, has high efficiency during work, and is worthy of promotion and use. However, in this solution, the burrs on the plastic tableware may form debris left on the plastic tableware under the grinding of the grinding disc, resulting in the need for the staff to clean the debris on the plastic tableware after grinding the plastic tableware, which affects the staff's grinding of the plastic tableware. Therefore, based on the above search and combined with the prior art, the utility model proposes a plastic tableware fine grinder to solve the above technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide a plastic tableware fine grinder to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A plastic tableware fine grinder comprises a processing rack, the inner bottom surface of which is provided with a material discharge chute, the inner bottom surface of which is fixedly provided with a support box, the inner bottom surface of which is provided with a grinding disc for grinding plastic tableware, the inner bottom surface of which is fixedly provided with a fixing rack, the top surface of which is provided with a fine grinding mechanism for grinding plastic tableware, and an inner side of which is provided with a cleaning mechanism for cleaning debris on the plastic tableware.

[0007] Furthermore, the cleaning mechanism includes a fixed tube, a movable plate is provided inside the fixed tube, a clamping block is fixedly installed on the top surface of the movable plate, the clamping block is movably clamped with the fixed tube, a brush for cleaning debris on plastic tableware is fixedly installed on one side of the movable plate, two mounting columns are slidably connected to the bottom surface of the fixed tube, a support ring is elastically connected to the outer circular wall surface of the mounting column, a feed hopper for sucking plastic tableware debris is provided on the top surface of the processing rack, an air pump is installed on one side of the feed hopper, and a support tube for conveying plastic tableware debris is installed between the air pump and the support box.

[0008] Furthermore, the fine grinding mechanism includes a tray, a driving motor for driving the tray to rotate is fixedly installed on the inner bottom surface of the processing frame, a connecting block is slidably connected to the inside of the fixed frame, an electric push rod is fixedly installed on the top surface of the connecting block, a rotating motor for driving the grinding disc to rotate is fixedly installed on the top surface of the telescopic shaft of the electric push rod, and a limiting member for limiting plastic tableware is provided on the inner bottom surface of the processing frame.

[0009] Furthermore, the limiting member includes a pressing plate, and a hydraulic cylinder for moving the pressing plate is fixedly installed on the inner top surface of the processing rack.

[0010] Furthermore, a screw rod is rotatably connected inside the fixing frame, a servo motor for driving the screw rod to rotate is fixedly mounted on one side of the fixing frame, and the connecting block is threadably connected to the screw rod.

[0011] Furthermore, two support rods for limiting the position of the connection block are fixedly installed inside the fixing frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The processing rack, connecting rack, mounting column, supporting ring, reset spring, clamping block, connecting rack, fixing tube, clamping hole, limiting hole and brush cooperate with each other, so that the debris generated by the plastic tableware during the rotation and grinding process can be brushed off with the brush, and the debris of the plastic tableware can be collected by cooperating with the air pump, feeding hopper, supporting tube, supporting box and collecting box, so as to clean and collect the debris of the plastic tableware, thereby achieving the cleaning effect of the debris on the plastic tableware, avoiding the debris from remaining on the plastic tableware, and facilitating the staff to finely grind the plastic tableware.

[0014] 2. Through the cooperation of the tray, the fixing frame, the connecting block, the electric push rod, the rotating motor, the grinding disc and the driving motor, the plastic tableware can be finely ground by the grinding disc, so as to achieve the fine grinding effect of the plastic tableware, which is convenient for the staff to finely grind the plastic tableware; BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the feed chute of the utility model;

[0017] Figure 3 This is a schematic diagram of the support rod structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the support tube structure of the utility model;

[0019] Figure 5 This is a schematic diagram of the fixed pipe structure of the utility model.

[0020] In the figure: 1. processing frame; 2. hydraulic cylinder; 3. pressure plate; 4. fixed frame; 5. fine grinding mechanism; 6. cleaning mechanism; 7. unloading chute; 8. driving motor; 9. tray; 10. servo motor; 11. support rod; 12. connecting block; 13. screw rod; 14. electric push rod; 15. threaded hole; 16. rotating motor; 17. grinding disc; 18. support box; 19. collecting box; 20. feeding hole; 21. support tube; 22. feeding hopper; 23. air pump; 24. brush; 25. fixed tube; 26. movable plate; 27. clamping hole; 28. clamping block; 29. ​​limiting hole; 30. mounting column; 31. support ring; 32. reset spring; 33. connecting frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example 1: Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A plastic tableware fine grinding machine comprises a processing rack 1, the inner bottom surface of the processing rack 1 is provided with a feeding trough 7, a worker puts the finely ground tableware into the feeding trough 7 so that the plastic tableware slides downward along the feeding trough 7, thereby feeding the plastic tableware, a supporting box 18 is fixedly installed on the inner bottom surface of the processing rack 1, a grinding disc 17 for grinding the plastic tableware is arranged on the inner bottom surface of the processing rack 1, a fixing rack 4 is fixedly installed on the inner bottom surface of the processing rack 1, a fine grinding mechanism 5 for grinding the plastic tableware is arranged on the top surface of the processing rack 1, and a cleaning mechanism 6 for cleaning the debris on the plastic tableware is arranged on one side of the inner side of the processing rack 1;

[0023] The cleaning mechanism 6 includes a fixed tube 25, which is fixedly mounted on one side of the processing rack 1. A movable plate 26 is arranged inside the fixed tube 25. A clamping block 28 is fixedly mounted on the top surface of the movable plate 26. The clamping block 28 is movably clamped with the fixed tube 25. A plurality of clamping holes 27 are provided on the top surface of the fixed tube 25. The clamping block 28 is movably clamped with the clamping holes 27. A brush 24 for cleaning debris on plastic tableware is fixedly mounted on one side of the movable plate 26. Two mounting posts 30 are slidably connected to the bottom surface of the fixed tube 25. Two limiting holes 29 are provided on the inner bottom surface, and the mounting column 30 is slidably connected to the limiting holes 29. The top surface of the mounting column 30 is fixedly connected to the bottom surface of the movable plate 26. The outer circumferential wall surface of the mounting column 30 is elastically connected to a support ring 31. A return spring 32 is movably sleeved on the outer circumferential wall surface of the mounting column 30. One end of the return spring 32 is fixedly connected to the bottom surface of the movable plate 26, and the other end of the return spring 32 is fixedly connected to the top surface of the support ring 31. A connecting frame 33 for moving the two mounting columns 30 downward is fixedly installed on the bottom surfaces of the two mounting columns 30.

[0024] A feed hopper 22 for sucking plastic tableware debris is provided on the top surface of the processing rack 1, an air pump 23 is installed on one side of the feed hopper 22, a circular through hole is opened on one side of the feed hopper 22, the outer circular wall surface of the air pump 23 is fixedly sleeved with the inner circular wall surface of the circular through hole, a support tube 21 for conveying plastic tableware debris is installed on the air pump 23 and the support box 18, the inner circular wall surface of the air outlet of the air pump 23 is fixedly sleeved with the support tube 21 for conveying plastic tableware debris, a feed hole 20 is opened on the top surface of the support box 18, the outer circular wall surface of the support tube 21 is fixedly sleeved with the inner circular wall surface of the feed hole 20, a PLC controller is fixedly installed on the top surface of the processing rack 1, and the air pump 23 is electrically connected to the PLC controller;

[0025] By setting the processing rack 1, when the staff uses the grinding disc 17 to finely grind the plastic tableware on the processing rack 1 to remove the burrs thereon, the burrs on the plastic tableware will form debris and remain on the plastic tableware, and the staff moves the connecting rack 33 downward to drive the mounting column 30 to move downward inside the support ring 31, and at the same time, the reset spring 32 is compressed, and the mounting column 30 moves downward, and the movable plate 26 drives the clamping block 28 to move downward, and the staff moves the connecting rack 33 downward to move the clamping block 28 to the outside of the clamping hole 27 on the fixed tube 25, and loses the restriction of the clamping block 28, and the staff moves the connecting rack 33 outward, and the connecting rack 33 moves outward to drive the mounting column 30 to move outward inside the limiting hole 29 on the bottom surface of the fixed tube 25, and the mounting column 30 moves outward to drive the movable plate 26 and the brush 24 to move outward until the brush 24 abuts against the outer wall of the plastic tableware;

[0026] Then the staff releases the connecting frame 33, and the force of the reset spring 32 causes the mounting column 30 to drive the movable plate 26 to move upward, and the movable plate 26 moves upward to drive the clamping block 28 to enter the inside of the clamping hole 27 on the fixed tube 25, so as to adjust the position of the brush 24 according to the sizes of different plastic tableware. The brush 24 can brush off the debris generated by the plastic tableware during the rotation and grinding process. At the same time, the staff starts the air pump 23, and the air pump 23 sucks the debris of the plastic tableware into the feed hopper 22 through the feed hopper 22. The plastic tableware debris entering the feed hopper 22 falls into the collection box 19 in the support box 18 through the support tube 21, thereby cleaning the plastic tableware debris and collecting it. The staff does not need to clean the polished plastic tableware again later, so as to achieve the cleaning effect of the debris on the plastic tableware, avoid the debris from remaining on the plastic tableware, and facilitate the staff to finely grind the plastic tableware.

[0027] Example 2: Please refer to Figure 1 , Figure 2 and Figure 3 , a plastic tableware fine grinding machine, the fine grinding mechanism 5 includes a tray 9, the tray 9 is arranged on the inner bottom surface of the processing frame 1, the inner bottom surface of the processing frame 1 is fixedly installed with a driving motor 8 for driving the tray 9 to rotate, the top surface of the driving shaft of the driving motor 8 is fixedly connected to the bottom surface of the tray 9 through a coupling, the inner sliding connection of the fixed frame 4 is provided with a connecting block 12, the top surface of the connecting block 12 is fixedly installed with an electric push rod 14, the top surface of the telescopic shaft of the electric push rod 14 is fixedly installed with a rotating motor 16 for driving a grinding disc 17 to rotate, the top surface of the driving shaft of the rotating motor 16 is fixedly connected with the bottom surface of the grinding disc 17, the top surface of the driving shaft of the rotating motor 16 is fixedly connected with the grinding disc 17 for grinding plastic tableware, the inner bottom surface of the processing frame 1 is provided with a limiting member for limiting plastic tableware, the driving motor 8, the electric push rod 14 and the rotating motor 16 are all electrically connected to the PLC controller;

[0028] Through the provided tray 9, the staff places the plastic tableware inside the tray 9, and the staff moves the connecting block 12 inside the fixing frame 4. The movement of the connecting block 12 drives the electric push rod 14, the rotating motor 16 and the grinding disc 17 to move until the grinding disc 17 contacts the outer wall of the plastic tableware. The staff starts the rotating motor 16, and the driving shaft of the rotating motor 16 rotates to drive the grinding disc 17 to rotate to finely grind the plastic tableware. At the same time, the driving shaft of the driving motor 8 rotates to rotate the tray 9 and the plastic tableware, thereby finely grinding each surface of the plastic tableware. During this process, the brush 24 can brush off the debris on the plastic tableware. The staff can also start the electric push rod 14, and the telescopic shaft of the electric push rod 14 moves upward to drive the rotating motor 16 and the grinding disc 17 to move upward, thereby adjusting the height of the grinding disc 17 to finely grind plastic tableware of different heights, thereby achieving a fine grinding effect on the plastic tableware, which is convenient for the staff to finely grind the plastic tableware;

[0029] The limiting member includes a pressing plate 3, which is arranged on the inner bottom surface of the processing frame 1. A hydraulic cylinder 2 for moving the pressing plate 3 is fixedly installed on the inner top surface of the processing frame 1. The bottom surface of the telescopic shaft of the hydraulic cylinder 2 is connected to the top surface of the pressing plate 3 by bolts.

[0030] When the staff puts the plastic tableware inside the tray 9 for fine grinding through the tray 9, the staff starts the hydraulic cylinder 2, and the telescopic shaft of the hydraulic cylinder 2 moves downward to drive the pressing plate 3 to move downward until the bottom surface of the pressing plate 3 contacts the plastic tableware, preventing the plastic tableware from escaping from the tray 9 during the rotation process, thereby restricting the plastic tableware and achieving the restriction effect on the plastic tableware;

[0031] A screw rod 13 is connected to the interior of the fixed frame 4 for rotation. A servo motor 10 for driving the screw rod 13 to rotate is fixedly installed on one side of the fixed frame 4. The connecting block 12 is threadedly connected to the screw rod 13. A threaded hole 15 is provided on one side of the connecting block 12. The inner circumferential wall surface of the threaded hole 15 is threadedly connected to the outer circumferential wall surface of the screw rod 13. A circular through hole is provided on one side of the fixed frame 4. One end of the driving shaft of the servo motor 10 passes through the circular through hole and is fixedly connected to one end of the screw rod 13. The other end of the screw rod 13 is connected to one side of the interior of the fixed frame 4 through a bearing. The servo motor 10 is electrically connected to the PLC controller.

[0032] The servo motor 10 is provided, and the driving shaft of the servo motor 10 rotates to drive the screw rod 13 to rotate. The screw rod 13 rotates so that the connecting block 12 drives the rotating motor 16 and the grinding disc 17 to move along the screw rod 13, thereby moving the position of the rotating motor 16 and the grinding disc 17;

[0033] Two support rods 11 for limiting the connection block 12 are fixedly installed inside the fixing frame 4. The connection block 12 is slidably connected to the support rod 11. Two circular through holes are opened on one side of the connection block 12. The outer circular wall surface of the support rod 11 is slidably connected to the inner circular wall surface of the circular through hole. Through the setting of the connection block 12, the connection block 12 moves inside the fixing frame 4 along the two support rods 11. The support rod 11 can limit the movement of the connection block 12, thereby achieving a limiting effect on the connection block 12.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A plastic tableware fine grinder, comprising a processing frame (1), characterized in that: The inner bottom surface of the processing rack (1) is provided with a material discharge chute (7), the inner bottom surface of the processing rack (1) is fixedly provided with a support box (18), the inner bottom surface of the processing rack (1) is provided with a grinding disc (17) for grinding plastic tableware, the top surface of the processing rack (1) is provided with a fine grinding mechanism (5) for grinding plastic tableware, the inner bottom surface of the processing rack (1) is fixedly provided with a fixing frame (4), and the inner side of the processing rack (1) is provided with a cleaning mechanism (6) for cleaning debris on the plastic tableware.

2. A plastic tableware fine grinder according to claim 1, characterized in that: The cleaning mechanism (6) comprises a fixed tube (25), a movable plate (26) is arranged inside the fixed tube (25), a clamping block (28) is fixedly installed on the top surface of the movable plate (26), the clamping block (28) is movably clamped with the fixed tube (25), a brush (24) for cleaning debris on plastic tableware is fixedly installed on one side of the movable plate (26), two mounting columns (30) are slidably connected to the bottom surface of the fixed tube (25), and the outer circular wall surface of the mounting column (30) is elastically connected to a support ring (31), a feed hopper (22) for sucking plastic tableware debris is arranged on the top surface of the processing rack (1), an air pump (23) is installed on one side of the feed hopper (22), and a support tube (21) for conveying plastic tableware debris is installed between the air pump (23) and the support box (18).

3. A plastic tableware fine grinder according to claim 1, characterized in that: The fine grinding mechanism (5) comprises a tray (9), a driving motor (8) for driving the tray (9) to rotate is fixedly mounted on the inner bottom surface of the processing frame (1), a connecting block (12) is slidably connected inside the fixed frame (4), an electric push rod (14) is fixedly mounted on the top surface of the connecting block (12), a rotating motor (16) for driving the grinding disc (17) to rotate is fixedly mounted on the top surface of the telescopic shaft of the electric push rod (14), and a limiting member for limiting plastic tableware is provided on the inner bottom surface of the processing frame (1).

4. A plastic tableware fine grinder according to claim 3, characterized in that: The limiting member comprises a pressing plate (3), and a hydraulic cylinder (2) for moving the pressing plate (3) is fixedly mounted on the inner top surface of the processing frame (1).

5. A plastic tableware fine grinder according to claim 4, characterized in that: A screw rod (13) is rotatably connected inside the fixing frame (4), a servo motor (10) for driving the screw rod (13) to rotate is fixedly mounted on one side of the fixing frame (4), and the connecting block (12) is threadably connected to the screw rod (13).

6. A plastic tableware fine grinder according to claim 5, characterized in that: Two support rods (11) for limiting the position of the connection block (12) are fixedly installed inside the fixing frame (4).

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