Numerical control outward sand opening machine for inner container of electric cooker

The four-axis linkage system of the CNC external sanding machine for rice cooker inner pots automatically completes the polishing of the inner pots, solving the problem of instability in manual polishing, improving processing quality and reducing costs.

CN223532069UActive Publication Date: 2025-11-11SHANDONG HUAYU UNIV OF TECH
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Patent Information

Application Number
CN202423050073.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-10
Publication Date
2025-11-11
Estimated Expiration
2034-12-10

AI Technical Summary

Technical Problem

The polishing quality of existing rice cooker inner pots is unstable, and the reliance on manual labor leads to a high scrap rate and high costs.

Method used

The rice cooker inner pot CNC external sanding machine is used to achieve automatic polishing through a four-axis linkage system, including the coordinated work of the cross slide mechanism, rotating support column, polishing tool and drive system, to replace manual operation.

Benefits of technology

This improved the quality and efficiency of polishing the inner pot of the rice cooker, and reduced production costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a numerical control outward sand opening machine for an inner container of an electric cooker, and mainly relates to the field of machining and manufacturing equipment. Comprising a rack, a cross-shaped sliding table mechanism is arranged on the rack, a rotary supporting column and a first driving system used for driving the rotary supporting column to rotate around a vertical shaft are arranged on an output sliding table of the cross-shaped sliding table mechanism, a supporting frame is arranged at the top of the rotary supporting column, and a supporting shaft is horizontally arranged on the supporting frame; an electric cooker inner container locking clamp is arranged at the front end of the supporting shaft, a second driving system used for driving the supporting shaft to rotate is arranged at the rear end of the supporting shaft, and a polishing tool and a third driving system used for driving the polishing tool to rotate around a horizontal shaft are arranged on one side of the electric cooker inner container locking clamp. The cross-shaped sliding table mechanism, the first driving system, the second driving system and the third driving system are all in signal connection with the control system. The outer polishing device can replace manual work to finish outer polishing of the inner container of the electric cooker, the machining efficiency and the machining quality are improved, and the production cost is reduced.
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Description

Technical Field

[0001] This utility model relates to the field of mechanical processing and manufacturing equipment, specifically a CNC external sanding machine for the inner pot of a rice cooker. Background Technology

[0002] The inner pot of a rice cooker is one of its core components, and its polishing quality directly affects the product's quality grade. Traditionally, rice cooker inner pots are polished manually. However, the quality of manual polishing is affected by various external factors such as the worker's polishing skills, physical strength, environment, and mood, leading to inconsistent product quality. Currently, the polishing process requires highly skilled workers, necessitating extensive training to achieve the necessary techniques to produce qualified products. Therefore, the scrap rate is high, and labor costs are also high, resulting in a high polishing cost. Utility Model Content

[0003] The purpose of this invention is to solve the problems existing in the prior art and provide a CNC external sanding machine for rice cooker inner pots, which can replace manual labor to complete the external polishing of rice cooker inner pots, improve processing efficiency and processing quality, and reduce production costs.

[0004] To achieve the above objectives, this utility model employs the following technical solution:

[0005] A CNC external sanding machine for rice cooker inner pot includes a frame with a cross slide mechanism on the frame. The output slide of the cross slide mechanism has a rotating support column and a first drive system for rotating the rotating support column around a vertical axis. A support frame is provided at the top of the rotating support column, and a support shaft is horizontally mounted on the support frame. A rice cooker inner pot locking clamp is provided at the front end of the support shaft, and a second drive system for rotating the support shaft is provided at the rear end. A polishing tool and a third drive system for rotating the polishing tool around a horizontal axis are provided on one side of the rice cooker inner pot locking clamp. The cross slide mechanism, the first drive system, the second drive system, and the third drive system are all connected to a control system signal.

[0006] Preferably, the polishing tool includes a grinding wheel and a sisal wheel arranged sequentially from left to right on the output shaft of the third drive system.

[0007] Preferably, the rice cooker inner pot locking clamp is a rotating body adapted to the inner cavity of the rice cooker inner pot, and an electromagnet is provided in the rotating body.

[0008] Preferably, the polishing tool is provided with a dust collection device on the side away from the locking clamp of the rice cooker inner pot.

[0009] Preferably, the frame is equipped with a lubrication system.

[0010] Preferably, the cross slide mechanism uses ball screw drives in both the horizontal and vertical directions, and is supported by linear guide rails.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0012] This utility model discloses a rice cooker inner pot locking clamp for fixing the inner pot of a rice cooker. A third drive system drives a polishing tool to rotate around a horizontal axis to polish the inner pot. A cross slide mechanism drives the inner pot locking clamp to move in the horizontal and vertical directions. A first drive system drives a support column to rotate around a vertical axis, which in turn drives the inner pot locking clamp to rotate around the axis of the support shaft. A second drive system drives the support shaft to rotate. In conjunction with the polishing tool, four-axis linkage can be achieved to complete the polishing of the complex curved surface on the outside of the inner pot of the rice cooker. This can replace manual polishing of the inner pot, improve processing efficiency and quality, and reduce production costs. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of this utility model.

[0014] The following are the reference numerals in the attached diagram: 1. Frame; 2. Cross slide mechanism; 3. Output slide; 4. Rotary support column; 5. First drive system; 6. Support frame; 7. Support shaft; 8. Rice cooker inner pot locking clamp; 9. Second drive system; 10. Polishing tool; 11. Third drive system; 12. Control system; 13. Output shaft; 14. Grinding wheel; 15. Hemp wheel; 16. Dust collection device; 17. Lubrication system. Detailed Implementation

[0015] The present invention will be further illustrated below with reference to specific embodiments. It should be understood that these embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that after reading the teachings of this invention, those skilled in the art can make various alterations or modifications to the present invention, and these equivalent forms also fall within the scope defined in this application.

[0016] Example: As attached Figure 1 The present invention describes a CNC external sanding machine for inner pot of rice cooker, including a frame 1, which is welded from square tube and steel plate, and a mounting groove for mounting a cross slide mechanism 2 is reserved in the right rear part of the frame 1. The cross slide mechanism 2 can be an existing cross slide.

[0017] Preferably, the cross slide mechanism 2 uses ball screw transmission in both the horizontal and vertical directions and is supported by linear guide rails. The horizontal and vertical directions of the cross slide mechanism 2 are driven by independent servo motors.

[0018] The output slide 3 of the cross slide mechanism 2 is provided with a rotating support column 4 and a first drive system 5 for driving the rotating support column 4 to rotate around a vertical axis. The first drive system 5 can be a motor, which is rotatably connected to the rotating support column 4. The rotating support column 4 can be directly mounted on the output shaft of the motor, or the rotating support column 4 can be rotatably connected to the output slide 3, and gear transmission is used between the output shaft of the motor and the rotating support column 4.

[0019] The top of the rotating support column 4 is provided with a support frame 6, which can be fixed to the rotating support column 4 with screws. A support shaft 7 is horizontally provided on the support frame 6, and the support shaft 7 horizontally passes through the support frame 6. The front end of the support shaft 7 is provided with a rice cooker inner pot locking clamp 8, which can be fixed to the support shaft 7 with screws. A flange for connecting with the rice cooker inner pot locking clamp 8 is welded to the front end of the support shaft 7. The rear end of the support shaft 7 is provided with a second drive system 9 for driving the support shaft 7 to rotate. The second drive system 9 can be a motor and a reducer connected to the motor. A polishing tool 10 and a third drive system 11 for driving the polishing tool 10 to rotate around a horizontal axis are provided on one side of the rice cooker inner pot locking clamp 8. The third drive system 11 can be a motor. The cross slide mechanism 2, the first drive system 5, the second drive system 9, and the third drive system 11 are all signal connected to the control system 12. The polishing tool 10 contacts the surface of the workpiece to remove surface impurities and uneven parts. During the polishing process, the control system 12 monitors the processing status in real time and adjusts the polishing parameters, such as polishing speed and intensity, as needed.

[0020] Preferably, the polishing tool 10 includes a grinding wheel 14 and a sisal wheel 15 arranged sequentially from left to right on the output shaft 13 of the third drive system 11, and the axis of the output shaft 13 and the axis of the support shaft 7 are on the same horizontal plane.

[0021] Preferably, the rice cooker inner pot locking clamp 8 is a rotating body adapted to the inner cavity of the rice cooker inner pot, and an electromagnet is provided in the rotating body. The rice cooker inner pot is fitted onto the rice cooker inner pot locking clamp 8 and locked by the magnetic attraction of the electromagnet.

[0022] Preferably, the polishing tool 10 is provided with a dust collection device 16 on the side away from the rice cooker inner pot locking clamp 8, for collecting the dust generated during the polishing process.

[0023] Preferably, the frame 1 is provided with a lubrication system 17 for lubricating each transmission structure.

Claims

1. A CNC external sanding machine for the inner pot of a rice cooker, comprising a frame (1), characterized in that: A cross slide mechanism (2) is provided on the frame (1). A rotating support column (4) and a first drive system (5) for driving the rotating support column (4) to rotate around a vertical axis are provided on the output slide (3) of the cross slide mechanism (2). A support frame (6) is provided on the top of the rotating support column (4). A support shaft (7) is horizontally provided on the support frame (6). A rice cooker inner pot locking clamp (8) is provided at the front end of the support shaft (7). A second drive system (9) for driving the support shaft (7) to rotate is provided at the rear end. A polishing tool (10) and a third drive system (11) for driving the polishing tool (10) to rotate around a horizontal axis are provided on one side of the rice cooker inner pot locking clamp (8). The cross slide mechanism (2), the first drive system (5), the second drive system (9), and the third drive system (11) are all signal connected to the control system (12).

2. The CNC external sanding machine for the inner pot of a rice cooker according to claim 1, characterized in that: The polishing tool (10) includes a grinding wheel (14) and a sisal wheel (15) arranged from left to right on the output shaft (13) of the third drive system (11).

3. The CNC external sanding machine for the inner pot of a rice cooker according to claim 1, characterized in that: The rice cooker inner pot locking clamp (8) is a rotating body adapted to the inner cavity of the rice cooker inner pot, and an electromagnet is provided in the rotating body.

4. The CNC external sanding machine for the inner pot of a rice cooker according to claim 1, characterized in that: The polishing tool (10) is provided with a dust collection device (16) on the side away from the rice cooker inner pot locking clamp (8).

5. The CNC external sanding machine for the inner pot of a rice cooker according to claim 1, characterized in that: The frame (1) is equipped with a lubrication system (17).

6. The CNC external sanding machine for the inner pot of a rice cooker according to claim 1, characterized in that: The cross slide mechanism (2) uses ball screw transmission in both the horizontal and vertical directions, and is supported by linear guide rails.