Cutting machine with high safety
By introducing protective covers and high-temperature protection structures into the cutting machine, the problems of hand contact between personnel and high-temperature burning of the motor are solved, achieving higher safety and service life.
Patent Information
- Application Number
- CN202420912639.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-28
AI Technical Summary
The existing cutting machines lack protective structures, which leads to easy injury to the hands of people and no high-temperature protection mechanism, which easily leads to the motor burning.
A cutting machine is designed including a protective cover, a gas spring rod, a temperature sensor, an analog-to-digital converter, an electronic circuit breaker and a processor module. The protective cover covers the saw blade to avoid hand contact, and the gas spring rod prevents sparks and debris. Fly out, the temperature sensor and protector will automatically shut down and cool down.
Improves the safety of the cutting machine, prevents hand cutting and scalding, and extends the service life of the motor to avoid motor damage caused by high temperature.
Smart Images
Figure CN222221976U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cutting machines, in particular to a cutting machine with high safety. Background Art
[0002] The sludge low-temperature belt drying unit has the characteristics of reduction, stabilization, harmlessness and resource utilization. The sludge has a very high water content, huge volume and strong fluidity. After being dried by the sludge dryer, the sludge volume will be greatly reduced and converted into a solid state. The outer shell of the sludge dryer is mostly made of metal sheets. Therefore, in the production process of the sludge dryer, a cutting machine is often used to cut the metal sheets.
[0003] The publication number authorized by China is CN219292856U, and it is a patent for a metal product cutting machine. The device includes a fixed base, a supporting cylinder, a connecting piece, a rectangular beam, an adjustment structure and a cutting structure; supporting cylinders are fixedly arranged on both sides of the upper surface of the fixed base, an inner cavity is opened inside the rectangular beam, an adjustment structure is arranged in the inner cavity of the rectangular beam, and a cutting structure is connected to the adjustment structure. The present application has an adjustment structure, through which the position and angle of the cutting circular knife can be adjusted more conveniently. During the processing of metal products, it is convenient to adjust various angles of the metal products before cutting. The present application has a cutting structure, through which the metal products can be cut, and at the same time, the cutting structure can more conveniently drive the cutting circular knife to rotate and adjust the angle in the horizontal direction, thereby further facilitating the cutting process, and is suitable for popularization and use.
[0004] Although the above device can be rotated to adjust the angle, there are still some problems when using the device:
[0005] 1. The device does not have a protective structure. When using the device for cutting, its circular cutting knife is directly exposed to the outside. It is easy for personnel to accidentally injure their hands during operation. The debris and sparks generated by the cutting can also easily cause burns or enter the eyes.
[0006] 2. The device does not have a high temperature protection mechanism. When the device works for a long time and the motor temperature is high, the device cannot automatically shut down, so the motor of the device is easily burned due to high temperature.
[0007] In view of the above situation, technical innovation is carried out on the basis of the existing cutting machine. Utility Model Content
[0008] The purpose of the utility model is to provide a cutting machine with high safety to solve the problems raised in the above background technology.
[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting machine with high safety, comprising a shell and a saw blade, the top ends of the front and rear walls of the shell are provided with arc-shaped slide grooves, and a protective cover is provided at one end of the arc-shaped slide groove, the protective cover is slidably connected to the arc-shaped slide groove, a vertical pole is fixed to the top end of the shell, and a rotating connecting piece 1 is fixed to one side of the top end of the vertical pole, a gas spring rod is provided on the inner side of the rotating connecting piece 1, and a rotating connecting piece 2 is movably connected to the bottom end of the gas spring rod, the saw blade is provided on the inner side of the shell, and the saw blade is rotatably connected to the shell, and a driving motor is fixed to the middle part of the front end of the shell.
[0010] Furthermore, a temperature sensor is fixed to the front end of the driving motor, and a signal line is connected to one side of the temperature sensor.
[0011] Furthermore, a protector is fixed to one side of the front end of the shell, and an analog-to-digital converter is fixed to the bottom end of one side of the inner rear wall of the protector.
[0012] Furthermore, an electronic circuit breaker is fixed to the top of a side of the inner rear wall of the protector close to the analog-to-digital converter, and a processor module is fixed to a side of the inner rear wall of the protector away from the analog-to-digital converter.
[0013] Furthermore, a rotating arm is fixed to the bottom end of the shell, and the bottoms of the front and rear ends of the shell are rotatably connected to hydraulic support rods, and an outer wall of the shell is fixed to an armrest.
[0014] Furthermore, a base assembly is provided at the bottom end of the rotating arm, and the base assembly includes a supporting seat and an anti-skid pad, and the anti-skid pad is fixed to the bottom end of the supporting seat.
[0015] Compared with the prior art, the beneficial effects of the utility model are: the device is provided with a protective cover mechanism, which can cover the saw body during cutting, thereby avoiding cuts caused by contact between the hands of personnel and the saw body, and can also prevent cutting sparks from flying out and causing burns to personnel, which is beneficial to improving the safety of the device. At the same time, the device is provided with a high-temperature protection structure. When the temperature of the motor is too high, the device can be shut down to cool down, thereby avoiding burning of the motor, which is beneficial to improving the service life of the device.
[0016] 1. The utility model is provided with a housing, an arc-shaped slide groove, a protective cover, a rotating connection piece 1, a gas spring rod and a rotating connection piece 2. When a user uses the device to cut a plate, the protective cover can effectively cover the saw blade to prevent the user's hand from accidentally contacting with the saw blade teeth and causing cuts. At the same time, the protective cover can also block the sparks or debris splashed by the saw blade when cutting to prevent burns to the user and prevent the debris from entering the user's eyes. When the user presses down the housing and the saw blade, the protective cover will move upward along the arc-shaped slide groove after contacting the plate and retract the gas spring rod. When the protective cover moves upward, the gas spring rod, the protective cover and the vertical rod can be rotated, thereby effectively avoiding the movement interference between the gas spring rod and the protective cover. When the user stops cutting and lifts the device, the gas spring rod will extend, thereby resetting the protective cover. Through the above structure, the device can cover the saw body during cutting, thereby avoiding the contact between the hands of the personnel and the saw body and causing cutting injuries, and can also prevent the flying of cutting sparks from causing burns to the personnel, which is conducive to improving the safety of the device.
[0017] 2. The utility model is provided with a temperature sensor, a signal line, a protector, an analog-to-digital converter, an electronic circuit breaker and a processor module. The temperature sensor is electrically connected to the protector through the signal line. The protector, the analog-to-digital converter, the electronic circuit breaker and the processor module are all electrically connected. A display screen is provided at the front end of the protector. The temperature sensor can output electrical signals of different intensities according to the temperature of the drive motor. The analog-to-digital converter can convert the electrical signal into temperature data and display it on the protector display screen through the processor module. The processor module has a comparison operation function. When the temperature of the protector exceeds a specified value, the processor module will control the electronic circuit breaker to disconnect the power supply of the drive motor, so that the device will shut down and cool down, so as to avoid the drive motor from burning due to continuous heating of the device. Through the above structure, when the temperature of the motor is too high, the device can shut down and cool down, so as to avoid the motor from burning, which is beneficial to improve the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a front view structural schematic diagram of a cutting machine with high safety according to the utility model;
[0019] Figure 2 This is a rear view structural schematic diagram of a cutting machine with high safety according to the utility model;
[0020] Figure 3 It is a partial front view and cross-sectional enlarged structural schematic diagram of a protector, an analog-to-digital converter, an electronic circuit breaker and a processor module of a cutting machine with high safety of the utility model.
[0021] In the figure: 1. shell; 2. arc-shaped slide; 3. protective cover; 4. vertical pole; 5. rotating connection part 1; 6. gas spring rod; 7. rotating connection part 2; 8. saw blade; 9. drive motor; 10. temperature sensor; 11. signal line; 12. protector; 13. analog-to-digital converter; 14. electronic circuit breaker; 15. processor module; 16. rotating arm; 17. hydraulic support rod; 18. handrail; 19. base assembly; 1901, support seat; 1902, anti-slip pad. DETAILED DESCRIPTION
[0022] The following is combined with Figure 1-3 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.
[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0025] like Figure 1 and Figure 2As shown, a cutting machine with high safety includes a shell 1 and a saw blade 8. The tops of the front and rear walls of the shell 1 are both provided with an arc-shaped slide groove 2, and a protective cover 3 is provided at one end of the arc-shaped slide groove 2. The protective cover 3 is slidably connected to the arc-shaped slide groove 2. A vertical rod 4 is fixed to the top of the shell 1, and a rotating connection piece 5 is fixed to one side of the top of the vertical rod 4. A gas spring rod 6 is provided on the inner side of the rotating connection piece 5, and a rotating connection piece 2 7 is movably connected to the bottom end of the gas spring rod 6. The saw blade 8 is arranged on the inner side of the shell 1, and the saw blade 8 is rotatably connected to the shell 1. A driving motor 9 is fixed to the middle part of the front end of the shell 1. When the user uses the device to cut the plate, the protective cover 3 can effectively cover the saw blade 8 to prevent the user's hand from accidentally contacting the saw teeth of the saw blade 8 and causing cutting injuries. At the same time, the protective cover 3 can also block the sparks splashed by the saw blade 8 when cutting. or debris, to avoid burns to the user, and to prevent debris from entering the user's eyes. When the user presses down the shell 1 and the saw blade 8, the protective cover 3 will move upward along the arc-shaped slide groove 2 after contacting the plate, and will cause the gas spring rod 6 to contract, thereby avoiding interference with the cutting. In the process of the protective cover 3 moving upward, the rotating connecting piece 1 5 and the rotating connecting piece 2 7 allow the gas spring rod 6 to rotate with the protective cover 3 and the vertical rod 4, thereby effectively avoiding movement interference between the gas spring rod 6 and the protective cover 3. When the user stops cutting and lifts the device, the gas spring rod 6 will extend, thereby resetting the protective cover 3. Through the above structure, the device can cover the saw body during cutting, thereby avoiding cuts caused by contact between the hands of the person and the saw body, and can also prevent cutting sparks from flying out and causing burns to the person, which is beneficial to improving the safety of the device.
[0026] like Figure 1 and Figure 3As shown, a temperature sensor 10 is fixed to the front end of the driving motor 9, and a signal line 11 is connected to one side of the temperature sensor 10, a protector 12 is fixed to one side of the front end of the shell 1, and an analog-to-digital converter 13 is fixed to the bottom end of one side of the inner rear wall of the protector 12, an electronic circuit breaker 14 is fixed to the top of the inner rear wall of the protector 12 close to the analog-to-digital converter 13, and a processor module 15 is fixed to the side of the inner rear wall of the protector 12 away from the analog-to-digital converter 13, a rotating arm 16 is fixed to the bottom end of the shell 1, and a hydraulic support rod 17 is rotatably connected to the bottom of the front and rear ends of the shell 1, an armrest 18 is fixed to the outer wall of the shell 1, a base assembly 19 is arranged at the bottom end of the rotating arm 16, and the base assembly 19 includes a support seat 1901 and an anti-slip pad 1902, and the bottom end of the support seat 1901 is fixed with an anti-slip pad 1902, and the temperature sensor 10 is fixed to the bottom end of the housing 1. The signal line 11 is electrically connected to the protector 12, and the protector 12, the analog-to-digital converter 13, the electronic circuit breaker 14 and the processor module 15 are all electrically connected. A display screen is provided at the front end of the protector 12. The temperature sensor 10 can output electrical signals of different intensities according to the temperature of the drive motor 9. The analog-to-digital converter 13 can convert the electrical signal into temperature data and display it on the display screen of the protector 12 through the processor module 15. The processor module 15 has a comparison operation function. When the temperature of the protector 12 exceeds the specified value, the processor module 15 will control the electronic circuit breaker 14 to disconnect the power supply of the drive motor 9, so that the device will shut down and cool down, avoiding the continuous heating of the device and causing the drive motor 9 to burn out. Through the above structure, when the motor temperature is too high, the device can shut down and cool down, avoiding the motor burning out, which is beneficial to improving the service life of the device.
[0027] In summary: when using this high-safety cutting machine, the user can first place the workpiece on the support seat 1901 and turn on the drive motor 9 switch. The axis of the saw blade 8 is fixed to the output end of the drive motor 9. When the drive motor 9 is turned on, the drive motor 9 can drive the saw blade 8 to rotate at a high speed. At this time, the user can press down the shell 1 and the saw blade 8 through the armrest 18 to cut the workpiece. When the user lets go, the shell 1 and the saw blade 8 will reset under the action of the hydraulic support rod 17. During the cutting process, the anti-slip pad 1902 can effectively prevent the device from slipping. When the user uses the device to cut the plate, the protective cover 3 can effectively cover the saw blade 8 to prevent the user's hand from accidentally contacting the saw blade 8 and causing cuts. At the same time, the protective cover 3 can also block the sparks or debris splashed by the saw blade 8 during cutting to avoid burns to the user and prevent the debris from entering the user's eyes. When the user presses down the housing 1 and the saw blade 8, the protective cover 3 will move upward along the arc-shaped slide groove 2 after contacting the plate and cause the gas spring rod 6 to contract, thereby avoiding interference with the cutting. During the upward movement, the rotating connector 1 5 and the rotating connector 2 7 allow the gas spring rod 6 to rotate with the protective cover 3 and the vertical rod 4, thereby effectively avoiding motion interference between the gas spring rod 6 and the protective cover 3. When the user stops cutting and lifts the device, the gas spring rod 6 will extend, thereby resetting the protective cover 3. The temperature sensor 10 is electrically connected to the protector 12 through the signal line 11. The protector 12, the analog-to-digital converter 13, the electronic circuit breaker 14 and the processor module 15 are all electrically connected. A display screen is provided at the front end of the protector 12. The temperature sensor 10 can output electrical signals of different intensities according to the temperature of the drive motor 9. The analog-to-digital converter 13 can convert the electrical signal into temperature data and display it on the protector 12 display screen through the processor module 15. The processor module 15 has a comparison operation function. When the temperature of the protector 12 exceeds a specified value, the processor module 15 will control the electronic circuit breaker 14 to disconnect the power supply of the drive motor 9, so that the device stops and cools down, thereby avoiding the device from continuing to heat up and causing the drive motor 9 to burn out. This is the working principle of the high-safety cutting machine.
[0028] The above are only preferred embodiments of the utility model, and do not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings and above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.
Claims
1. A cutting machine with high safety, comprising a housing (1) and a saw blade (8), characterized in that: The top ends of the front and rear walls of the shell (1) are both provided with an arc-shaped slide groove (2), and a protective cover (3) is provided at one end of the arc-shaped slide groove (2), and the protective cover (3) is slidably connected to the arc-shaped slide groove (2). A vertical rod (4) is fixed to the top end of the shell (1), and a rotating connecting member (5) is fixed to one side of the top end of the vertical rod (4), a gas spring rod (6) is provided on the inner side of the rotating connecting member (5), and a rotating connecting member (7) is movably connected to the bottom end of the gas spring rod (6), the saw blade (8) is provided on the inner side of the shell (1), and the saw blade (8) is rotatably connected to the shell (1), and a driving motor (9) is fixed to the middle of the front end of the shell (1).
2. A cutting machine with high safety according to claim 1, characterized in that: A temperature sensor (10) is fixed to the front end of the driving motor (9), and a signal line (11) is connected to one side of the temperature sensor (10).
3. A cutting machine with high safety according to claim 1, characterized in that: A protector (12) is fixed to one side of the front end of the housing (1), and an analog-to-digital converter (13) is fixed to the bottom end of one side of the inner rear wall of the protector (12).
4. A cutting machine with high safety according to claim 3, characterized in that: An electronic circuit breaker (14) is fixed to the top of a side of the inner rear wall of the protector (12) close to the analog-to-digital converter (13), and a processor module (15) is fixed to a side of the inner rear wall of the protector (12) away from the analog-to-digital converter (13).
5. A cutting machine with high safety according to claim 1, characterized in that: A rotating arm (16) is fixed to the bottom end of the shell (1), and the bottoms of the front and rear ends of the shell (1) are rotatably connected to hydraulic support rods (17), and a handrail (18) is fixed to the outer wall of the shell (1).
6. A cutting machine with high safety according to claim 5, characterized in that: A base assembly (19) is provided at the bottom end of the rotating arm (16), and the base assembly (19) comprises a support seat (1901) and an anti-skid pad (1902), and the anti-skid pad (1902) is fixed at the bottom end of the support seat (1901).