Grinding machine with protective structure

Abstract

The utility model relates to the technical field of grinding machines, and discloses a grinding machine with a protective structure, which comprises a base, the top end of the base is fixedly connected with a base, the left side and the right side of the base are fixedly connected with connecting columns, the far sides of the two connecting columns are fixedly connected with accommodating discs, and the accommodating discs are fixedly connected with the protective structure. An annular hole is formed in the containing disc, a protective cover is slidably connected to the interior of the annular hole, a pulling plate is fixedly connected to one side of the protective cover, a plurality of clamping holes are formed in one side of the protective cover, a sliding rod is slidably connected to the inner wall of one side of the containing disc, and the sliding rod is sleeved with a strong spring. The bottom end of the sliding rod is fixedly connected with a limiting plate, and the bottom end of the limiting plate is fixedly connected with a clamping block. According to the utility model, the working area and the protection range of the grinding machine can be flexibly adjusted according to specific processing requirements, so that the injury risk of an operator is reduced, and the flexibility of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding machines, in particular to a grinding machine with a protective structure. Background Art

[0002] A grinding machine is a mechanical equipment used for grinding, polishing and cutting metal and other materials. It is mainly composed of a motor, a grinding wheel, a grinding wheel guard, a workbench and other components. The working principle of the grinding machine is to grind the surface of the workpiece through a high-speed rotating grinding wheel to achieve the required accuracy and surface quality.

[0003] After searching, the Chinese patent document announcement number is: CN219617502U. The utility model discloses a grinding wheel machine with a protective structure, including a grinding wheel machine, a base is provided at the bottom of the grinding wheel machine, a collecting mechanism is provided on the outer surface of the base, and the collecting mechanism includes a mounting plate, the mounting plate is sleeved on the outer surface of the base, two collecting frames are fixedly installed on the top of the mounting plate, and two mounting boxes are fixedly installed on the bottom of the mounting plate. The utility model realizes the collection of the debris generated by grinding by using the mounting plate and the collecting frame in the collecting mechanism, so as to avoid the debris being scattered on the ground during the grinding process, and after the debris is collected, the mounting plate and the collecting frame can be disassembled at one time, so as to facilitate the staff to handle the collected grinding debris, thereby reducing the labor intensity of the staff, so that the efficiency of the staff in operating the grinding wheel machine to grind the workpiece is improved, and the practicality of the grinding wheel machine with a protective structure is enhanced.

[0004] The above patent mentions in the beneficial effects that "the grinding machine with a protective structure, when in use, by sleeve-connecting the mounting plate 301 to the outer surface of the base 2, so that the two collecting frames 302 are located directly below the grinding position of the grinding machine 1, rotating the two annular handles 3082, so that the annular handles 3082 drive the transmission rod 3081 to rotate, and then the worm in the transmission rod 3081 drives the worm wheel 3083 meshing with it to rotate, so as to control the synchronous rotation of the two screw rods 305, so that the fixing plates 306 threadedly connected to the outer surfaces of the two screw rods 305 are in the limit bar. The outer surface of the grinding wheel 306 moves to the opposite side until the two fixing plates 306 are inserted into the interior of the base 2, thereby completing the installation of the collecting mechanism 3, and then realizing the collection and processing of the grinding debris through the mounting plate 301 and the collecting frame 302. When grinding different objects, due to the different sizes of the workpieces, it is impossible to ensure that the rotating part of the grinding wheel is always effectively shielded, which will cause the sparks and debris generated in the grinding process to splash out, thereby increasing the risk of injury to the operator and reducing the flexibility of the grinding machine. For this reason, a grinding machine with a protective structure is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a grinding machine with a protective structure, aiming to improve the problem in the prior art that the grinding machine cannot ensure that the rotating part of the grinding wheel is always effectively shielded when grinding different workpieces.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The top end of the sliding plate is fixedly connected to the limit plate, the bottom end of the sliding plate is fixedly connected to the limit plate, the bottom end of the sliding plate is fixedly connected to the clamping block, the top end of the sliding plate is fixedly connected to the pull plate, the bottom end of the base is provided with a receiving hole, the inner side of the receiving hole is fixedly connected to the driving assembly, the inner side of the base is rotatably connected to the rotating column, and the front and rear sides of the rotating column are fixedly connected to the grinding wheel;

[0008] As a further description of the above technical solution:

[0009] The driving assembly includes a motor, one side of the motor is fixedly connected to one side of the interior of the receiving hole, a driving end of the motor is fixedly connected to a gear 1, the exterior of the rotating column is fixedly connected to a gear 2, the gear 2 is meshedly connected to the gear 1, and one side of the gear 1 is rotatably connected to the other side of the interior of the receiving hole;

[0010] As a further description of the above technical solution:

[0011] A cavity is provided inside the receiving tray, and the outer portion of the limiting plate is slidably connected to the interior of the cavity;

[0012] As a further description of the above technical solution:

[0013] One side of the pulling plate contacts one side of the accommodating plate, and the outer portion of the engaging block engages with the inner portion of the engaging hole;

[0014] As a further description of the above technical solution:

[0015] One end of the strong spring is fixedly connected to the top of the limit plate, and the other end of the strong spring is fixedly connected to one side of the interior of the chamber;

[0016] As a further description of the above technical solution:

[0017] One side of the pulling plate is connected to one side of the accommodating tray;

[0018] As a further description of the above technical solution:

[0019] A debris hole is provided at the bottom end of the receiving tray, and an inclined plate is fixedly connected to the bottom end of the front inner side of the receiving tray;

[0020] As a further description of the above technical solution:

[0021] The outside of the rotating column is rotatably connected to the inside of the connecting column, and the outside of the grinding wheel is rotatably connected to the inside of the accommodating disk.

[0022] The utility model has the following beneficial effects:

[0023] In the utility model, through the cooperation among the annular hole, the pulling plate, the engaging hole, the sliding rod, the strong spring, the limit plate, the engaging block, the pulling plate and the protective cover, the working area and the protection range of the grinding machine can be flexibly adjusted according to specific processing requirements, ensuring that the rotating part of the grinding wheel is always effectively shielded, reducing the risk of injury to the operator and improving the flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional schematic diagram of a grinding machine with a protective structure proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of a receiving plate of a grinding machine with a protective structure proposed by the utility model;

[0026] Figure 3 This is a schematic structural diagram of a limit plate of a grinding machine with a protective structure proposed by the utility model;

[0027] Figure 4 The utility model is a schematic structural diagram of a base of a grinding machine with a protective structure.

[0028] Legend:

[0029] 1. Base; 2. Pedestal; 3. Connecting column; 4. Receiving plate; 5. Annular hole; 6. Protective cover; 7. Pulling plate; 8. Engaging hole; 9. Chamber; 10. Sliding rod; 11. Power spring; 12. Limiting plate; 13. Engaging block; 14. Pulling plate; 15. Debris hole; 16. Inclined plate; 17. Receiving hole; 18. Motor; 19. Gear 1; 20. Rotating column; 21. Gear 2; 22. Grinding wheel. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1 - Figure 3 The utility model provides an embodiment: a grinding machine with a protective structure, including a base 1, a supporting structure of the grinding machine, fixed on the ground or a workbench, the top of the base 1 is fixedly connected to a base 2 for support, the left and right sides of the base 2 are fixedly connected to connecting columns 3, and the far sides of the two connecting columns 3 are fixedly connected to a receiving disk 4 for providing a receiving space, and the interior of the receiving disk 4 is provided with an annular hole 5 to provide additional space, and the interior of the annular hole 5 is slidably connected with a protective cover 6 for shielding the rotating part of the grinding wheel 22 to protect the safety of the operator, and one side of the protective cover 6 is fixedly connected to a pulling plate 7 for pulling the movement of the protective cover 6, and one side of the pulling plate 7 is in contact with one side of the receiving disk 4, and one side of the protective cover 6 is provided with a plurality of engaging holes 8, and the interior of the receiving disk 4 is provided with a plurality of engaging holes 8. A chamber 9 is provided, and a sliding rod 10 is slidably connected to the inner wall of one side of the accommodating disk 4. A strong spring 11 is sleeved on the outside of the sliding rod 10 to provide spring force and supporting force. The other end of the strong spring 11 is fixedly connected to one side of the interior of the chamber 9. The bottom end of the sliding rod 10 is fixedly connected to a limiting plate 12 for limiting the moving range of the sliding rod 10. One end of the strong spring 11 is fixedly connected to the top of the limiting plate 12. The outside of the limiting plate 12 is slidably connected to the inside of the chamber 9. The bottom end of the limiting plate 12 is fixedly connected to a snap-fit ​​block 13. The outside of the snap-fit ​​block 13 snaps into the inside of the snap-fit ​​hole 8 to fix the position of the protective cover 6. The top end of the sliding rod 10 is fixedly connected to a pull plate 14. One side of the pull plate 14 contacts with one side of the accommodating disk 4 for pulling the sliding rod 10 for adjustment.

[0032] Reference Figure 1 , Figure 2 and Figure 4A debris hole 15 is provided at the bottom of the receiving tray 4 for discharging the debris generated during the grinding process. An inclined plate 16 is fixedly connected to the bottom of the front inner side of the receiving tray 4. This design is used to guide large debris not to slide toward the inside of the receiving tray 4, so as to facilitate the discharge of debris. A receiving hole 17 is provided at the bottom of the base 1 for installing a drive assembly. A drive assembly is fixedly connected to one side of the inner side of the receiving hole 17. The drive assembly includes a motor 18 to provide a power source. One side of the motor 18 is fixedly connected to one side of the inner side of the receiving hole 17. A gear 19 is fixedly connected to the driving end of the motor 18 for transmitting the power of the motor. The base 2 is rotatably connected to a rotating column 20, and the outer portion of the rotating column 20 is rotatably connected to the inside of the connecting column 3. The outer portion of the rotating column 20 is fixedly connected to a gear 21, which is designed to transmit the power of the motor 18 to the rotating column 20. The gear 21 is meshed with the gear 19. One side of the gear 19 is rotatably connected to the inside of the accommodating hole 17, and the other side is used to maintain the stability of the gear 19. The front and rear sides of the rotating column 20 are fixedly connected with a grinding wheel 22 for grinding the workpiece. The outer portion of the grinding wheel 22 is rotatably connected to the inside of the accommodating disk 4 to maintain the stability of the grinding wheel 22 and enable it to rotate.

[0033] Working principle: first adjust the protective cover 6, pull the pull plate 14, and drive the sliding rod 10 to move under the pull of the pull plate 14, and then drive the limit plate 12 to move inside the chamber 9 under the movement of the sliding rod 10. The movement of the limit plate 12 will cause the strong spring 11 to be stressed, and then generate a bad elastic force, and then the movement of the limit plate 12 will separate the clamping block 13 from the clamping hole 8. At this time, you can pull the pulling plate 7 to drive the clamping hole 8 to move, and then move to a suitable position, release the pull plate 14, so that the pressure on the strong spring 11 is cancelled, and then return The elastic force will cause the locking block 13 to lock with the locking hole 8, providing the locking force to realize the adjustability of the protective cover 6, and then start the motor 18, and the movement of the motor 18 drives the gear 19 to move, and then the movement of the gear 19 drives the gear 2 21 to rotate, and the rotation of the gear 2 21 then drives the rotating column 20 to rotate, so that the grinding wheels 22 on both sides rotate to realize the grinding work, and the large fragments after grinding slide off the inclined plate 16 to prevent clogging, and the small fragments fall off from the debris hole 15 to prevent excessive accumulation and clogging of the device.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A grinding machine with a protective structure, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a pedestal (2), the left and right sides of the pedestal (2) are fixedly connected to connecting posts (3), the far sides of the two connecting posts (3) are fixedly connected to a receiving plate (4), an annular hole (5) is provided inside the receiving plate (4), a protective cover (6) is slidably connected inside the annular hole (5), a pulling plate (7) is fixedly connected to one side of the protective cover (6), a plurality of engaging holes (8) are provided on one side of the protective cover (6), a sliding rod (10) is slidably connected to the inner wall of one side of the receiving plate (4), and the The outer sleeve of the sliding rod (10) is provided with a strong spring (11), the bottom end of the sliding rod (10) is fixedly connected to a limit plate (12), the bottom end of the limit plate (12) is fixedly connected to a locking block (13), the top end of the sliding rod (10) is fixedly connected to a pulling plate (14), the bottom end of the base (1) is provided with a receiving hole (17), the inner side of the receiving hole (17) is fixedly connected to a driving component, the inner side of the base (2) is rotatably connected to a rotating column (20), and the front and rear sides of the rotating column (20) are fixedly connected to grinding wheels (22).

2. A grinding machine with a protective structure according to claim 1, characterized in that: The driving assembly comprises a motor (18), one side of the motor (18) is fixedly connected to one side of the interior of the accommodating hole (17), the driving end of the motor (18) is fixedly connected to a gear 1 (19), the exterior of the rotating column (20) is fixedly connected to a gear 2 (21), the gear 2 (21) is meshingly connected to the gear 1 (19), and one side of the gear 1 (19) is rotatably connected to the other side of the interior of the accommodating hole (17).

3. The grinding machine with a protective structure according to claim 1, characterized in that: A chamber (9) is provided inside the accommodating plate (4), and the outside of the limiting plate (12) is slidably connected to the inside of the chamber (9).

4. The grinding machine with a protective structure according to claim 1, characterized in that: One side of the pulling plate (7) contacts one side of the accommodating disk (4), and the outside of the engaging block (13) engages with the inside of the engaging hole (8).

5. The grinding machine with a protective structure according to claim 3, characterized in that: One end of the strong spring (11) is fixedly connected to the top end of the limit plate (12), and the other end of the strong spring (11) is fixedly connected to one side of the interior of the chamber (9).

6. The grinding machine with a protective structure according to claim 1, characterized in that: One side of the pulling plate (14) contacts one side of the accommodating tray (4).

7. The grinding machine with a protective structure according to claim 1, characterized in that: A debris hole (15) is provided at the bottom end of the accommodating tray (4), and an inclined plate (16) is fixedly connected to the bottom end of the front inner side of the accommodating tray (4).

8. The grinding machine with a protective structure according to claim 1, characterized in that: The outside of the rotating column (20) is rotatably connected to the inside of the connecting column (3), and the outside of the grinding wheel (22) is rotatably connected to the inside of the accommodating disk (4).

Images