Cutting device for precision machining

Abstract

The utility model relates to the technical field of mechanical production, and provides a cutting device for precision machining, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a vertical plate through a screw, the top of the vertical plate is fixedly connected with a transverse plate through a screw, and the top of the transverse plate is provided with an air cylinder. The output end of the air cylinder is fixedly connected with a mounting frame through a screw, a double-head motor is mounted in the mounting frame, one output end of the double-head motor is connected with a saw blade through a coupler, the saw blade is coaxially arranged, and through the arrangement of a threaded sleeve, an ejector rod and other structures, after a workpiece is cut, a power motor is started, and the saw blade is driven to rotate. The power motor drives the two clamping plates to be opened outwards to loosen a workpiece, meanwhile, the linkage screw drives the threaded sleeve to ascend, the threaded sleeve drives the ejector rod to ascend to eject the workpiece, workers can take the workpiece conveniently, the machining efficiency is improved, and through the technical scheme, the problems that in the prior art, taking is inconvenient, and balance cannot be adjusted are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical production, and in particular to a cutting device for precision mechanical processing. Background Art

[0002] At present, cutting devices for mechanical processing refer to various special devices, accessories and tools used in the mechanical processing process, including fixtures, cutting tools, transmission devices, etc. These devices can provide the cutting force, cutting speed, cutting accuracy and other processing conditions required for mechanical processing, and are indispensable elements in mechanical processing.

[0003] In the prior art, the utility model with the authorization announcement number CN219786717U is named: a cutting device for precision machining. The patent includes a mounting base, a mobile clamping mechanism, a multi-angle cutting mechanism and a protective cover. The mobile clamping mechanism is used to clamp the object to be processed, and the position and angle of the object can be easily adjusted. The multi-angle cutting mechanism can cut the clamped object at multiple angles. The first mechanical arm, the second mechanical arm and the steering cutter can be used to achieve cutting at different angles and directions, thereby improving the flexibility and efficiency of machining. The patent is also equipped with a protective cover to prevent the debris and dust generated during the cutting process from spreading, thereby protecting the safety and health of the operator.

[0004] However, when processing a workpiece whose height is lower than that of the fixture, after the workpiece is cut, the workpiece will fit against the mounting plate, making it inconvenient to pick up, especially when wearing gloves. In addition, the patent cannot adjust the balance and is not stable enough when used.

[0005] In the prior art, the invention with application publication number: CN113843448A is named: a cutting device for precision machinery processing. The patent includes a base, a processing platform and a first servo motor are arranged on the base, a clamping mechanism is arranged on the processing platform to fix the precision machinery to be processed, and a supporting vertical plate is fixedly arranged on the base, and a cutting mechanism is arranged on the supporting vertical plate. The cutting mechanism is driven by a cutting motor. After the cutting motor is connected to the power supply, the cutting knife can be rotated. The electric telescopic rod can adjust the horizontal position and extend and retract with the start of the cutting motor to cooperate with the cutting knife for cutting processing. In addition, the device also includes an air blowing nozzle for blowing out the air entering the supporting cylinder, which helps to blow away the waste chips on the surface of the precision machinery and avoid the accumulation of waste chips. Through the above design, the patent can efficiently and accurately complete the cutting processing of the precision machinery, while ensuring the cleanliness of the processed surface;

[0006] However, this patent also makes it inconvenient to take the workpiece after cutting, which reduces work efficiency. Utility Model Content

[0007] The utility model provides a cutting device for precision mechanical processing, which solves the problems of inconvenient taking and inability to adjust balance in the related technology.

[0008] The technical solution of the utility model is as follows:

[0009] A cutting device for precision machining, comprising a bottom plate, the top of the bottom plate is fixedly connected to a vertical plate by screws, the top of the vertical plate is fixedly connected to a horizontal plate by screws, a cylinder is installed on the top of the horizontal plate, the output end of the cylinder is fixedly connected to a mounting frame by screws, a double-headed motor is installed inside the mounting frame, one of the output ends of the double-headed motor is connected to a coaxially arranged saw blade through a coupling, a power motor is installed on one side of the bottom plate, and a material ejecting device is arranged inside the bottom plate;

[0010] The ejection device includes two symmetrically arranged clamping plates, both of which are slidably assembled inside the base plate, the output end of the power motor is connected with a coaxially arranged bidirectional screw through a coupling, the bidirectional screw is rotatably mounted inside the base plate, and the bidirectional screw is threadedly mounted inside the two clamping plates at the same time, an active bevel gear is fixedly sleeved on the outer circumference of the bidirectional screw, a linkage screw is rotatably mounted inside the base plate, a driven bevel gear is welded to the top of the linkage screw, a threaded sleeve is threadedly sleeved on the outer circumference of the linkage screw, a fixed block is welded on the outer circumference of the threaded sleeve, a ejector rod is welded on the top of the fixed block, a guide rod is welded to the inside of the base plate, and the guide rod is slidably assembled inside the fixed block.

[0011] Preferably, four symmetrically arranged vertical blocks are welded on the bottom plate, and lifting screws are threadedly installed inside the four vertical blocks, and an anti-sliding block is welded on the bottom of the lifting screw.

[0012] Preferably, a sliding groove is provided inside the bottom plate, and the two clamping plates are both slidably connected inside the sliding groove, and the sliding groove enables the sliding of the clamping plates to be more stable.

[0013] Preferably, the inside of the two clamping plates are provided with transverse thread grooves, and the bidirectional screw is threadedly connected to the inside of the two transverse thread grooves at the same time, and the transverse thread grooves make the rotation of the bidirectional screw more stable.

[0014] Preferably, the active bevel gear and the driven bevel gear are meshed with each other, a vertical thread groove is provided inside the threaded sleeve, the linkage screw is threadedly connected inside the vertical thread groove, and the vertical thread groove makes the linkage screw rotate more stably.

[0015] Preferably, a rotation groove is opened inside the bottom plate, and the bidirectional screw is rotatably installed inside the rotation groove, and the rotation groove makes the rotation of the bidirectional screw more stable.

[0016] Preferably, a vertical groove is opened inside the bottom plate, and the linkage screw is rotatably installed inside the vertical groove, and the vertical groove makes the linkage screw rotate more stably.

[0017] Preferably, the four vertical blocks are each provided with a lifting thread groove inside, and the four lifting screw rods are respectively threadedly connected inside the four lifting thread grooves, and the lifting thread grooves make the lifting screw rods rotate more stably.

[0018] The working principle and beneficial effects of the utility model are:

[0019] 1. In the utility model, by setting structures such as threaded sleeves and push rods, when the workpiece is cut, the power motor is started, and the power motor drives the two clamping plates to open outward to loosen the workpiece. At the same time, the linkage screw drives the threaded sleeve to rise, and the threaded sleeve drives the push rod to rise to lift the workpiece, which is convenient for workers to take and improves processing efficiency.

[0020] 2. In the utility model, by setting the structures such as the lifting screw and the anti-sliding block, the lifting screw is rotated according to the flatness of the ground where the base plate is placed, and the distance between the anti-sliding block and the base plate is adjusted, thereby adjusting the balance of the base plate. When the base plate is in a horizontal state, the lifting screw is stopped, and it is more stable when used. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the overall structure of the utility model from another perspective;

[0024] Figure 3 It is a partial cross-sectional view of the bottom plate of the utility model;

[0025] Figure 4 For the utility model Figure 1 Enlarged view of structure A;

[0026] Figure 5 For the utility model Figure 3 Enlarged view of structure B.

[0027] In the figure: 1. bottom plate; 2. vertical block; 3. anti-sliding block; 4. lifting screw; 5. clamping plate; 6. vertical plate; 7. horizontal plate; 8. cylinder; 9. mounting frame; 10. double-head motor; 11. saw blade; 12. grinding disc; 13. power motor; 14. bidirectional screw; 15. driving bevel gear; 16. driven bevel gear; 17. linkage screw; 18. threaded sleeve; 19. push rod; 20. guide rod; 21. fixing block. DETAILED DESCRIPTION

[0028] The following will be combined with 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 of 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. Example

[0029] like Figure 1~Figure 5 As shown, this embodiment proposes a cutting device for precision machining, including a base plate 1, the top of the base plate 1 is fixedly connected to a vertical plate 6 by screws, the top of the vertical plate 6 is fixedly connected to a horizontal plate 7 by screws, a cylinder 8 is installed on the top of the horizontal plate 7, the output end of the cylinder 8 is fixedly connected to a mounting frame 9 by screws, a double-headed motor 10 is installed inside the mounting frame 9, one of the output ends of the double-headed motor 10 is connected to a coaxially arranged saw blade 11 through a coupling, a power motor 13 is installed on one side of the base plate 1, a material ejecting device is arranged inside the base plate 1, the material ejecting device includes two symmetrically arranged clamping plates 5, the two clamping plates 5 are both slidably assembled inside the base plate 1, the output end of the power motor 13 is connected to a coaxially arranged bidirectional screw 14 through a coupling, the bidirectional screw 14 is rotatably installed inside the base plate 1, and the bidirectional screw 14 is threadedly arranged at the same time Installed inside the two clamping plates 5, the outer circumference of the bidirectional screw 14 is fixedly sleeved with an active bevel gear 15, the inside of the bottom plate 1 is rotatably installed with a linkage screw 17, the top of the linkage screw 17 is welded with a driven bevel gear 16, the outer circumference of the linkage screw 17 is threadedly sleeved with a threaded sleeve 18, the outer circumference of the threaded sleeve 18 is welded with a fixed block 21, the top of the fixed block 21 is welded with a push rod 19, the inside of the bottom plate 1 is welded with a guide rod 20, the guide rod 20 is slidably assembled inside the fixed block 21, through the arrangement of the threaded sleeve 18, the push rod 19 and other structures, when the workpiece is cut, the power motor 13 is started, the power motor 13 drives the two clamping plates 5 to open outward to loosen the workpiece, and at the same time the linkage screw 17 drives the threaded sleeve 18 to rise, and the threaded sleeve 18 drives the push rod 19 to rise and lift the workpiece, which is convenient for workers to take and improves processing efficiency.

[0030] like Figure 3As shown, a sliding groove is provided inside the bottom plate 1, and the two clamping plates 5 are both slidably connected inside the sliding groove.

[0031] like Figure 3~Figure 5 As shown, the interiors of the two clamping plates 5 are both provided with transverse thread grooves, and the bidirectional screw 14 is simultaneously threadedly connected inside the two transverse thread grooves.

[0032] like Figure 5 As shown, the driving bevel gear 15 and the driven bevel gear 16 are meshed, a vertical thread groove is provided inside the threaded sleeve 18, and the linkage screw 17 is threadedly connected inside the vertical thread groove.

[0033] like Figure 3 As shown, a rotation groove is provided inside the bottom plate 1, and a bidirectional screw 14 is rotatably installed inside the rotation groove.

[0034] like Figure 5 As shown, a vertical slot is provided inside the bottom plate 1, and a linkage screw rod 17 is rotatably installed inside the vertical slot.

[0035] In this embodiment, the workpiece is placed on the base plate 1, the power motor 13 is started to clamp the workpiece, the double-headed motor 10 and the cylinder 8 are started, and the cylinder 8 drives the saw blade 11 to descend to cut the workpiece. After the cutting is completed, the power motor 13 is started in reverse, and the output shaft of the power motor 13 drives the bidirectional screw 14 to rotate, and the bidirectional screw 14 drives the clamping plate 5 to move outward to loosen the workpiece. At the same time, the bidirectional screw 14 drives the driven bevel gear 16 to rotate through the active bevel gear 15, and the driven bevel gear 16 drives the linkage screw 17 to rotate, and the threaded sleeve 18 rises, driving the push rod 19 to rise to lift the workpiece, which is convenient for taking and improves the processing efficiency. Example

[0036] like Figure 1~Figure 5 As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes that four symmetrically arranged vertical blocks 2 are welded on the base plate 1, and the interiors of the four vertical blocks 2 are all threadedly installed with lifting screws 4, and the bottom of the lifting screws 4 is welded with an anti-sliding block 3. Through the arrangement of the lifting screws 4, the anti-sliding block 3 and other structures, according to the flatness of the ground where the base plate 1 is placed, the lifting screws 4 are rotated to adjust the distance between the anti-sliding block 3 and the base plate 1, thereby adjusting the balance of the base plate 1. When the base plate 1 is in a horizontal state, the lifting screws 4 are stopped from being rotated, and it is more stable when used.

[0037] like Figure 1~Figure 3 As shown, the four vertical blocks 2 are provided with lifting thread grooves inside, and the four lifting screw rods 4 are respectively threadedly connected inside the four lifting thread grooves.

[0038] In this embodiment, the balance of the base plate 1 is adjusted according to the flatness of the ground. First, check the ground on which the base plate 1 is placed. If it is found to be uneven, it is necessary to rotate the lifting screw 4 to adjust the distance between the anti-sliding block 3 and the base plate 1 to ensure that the base plate 1 reaches a horizontal state. In this way, the base plate 1 will be more stable during use and will not be affected by the uneven ground, thereby improving the user experience. The anti-sliding block 3 can increase the friction between the ground and the ground, making it more stable to use.

[0039] In addition, the other output end of the double-headed motor 10 is connected to a coaxially arranged grinding disc 12 through a coupling, and the processed workpiece can be chamfered and deburred at the grinding disc 12, saving subsequent processing time and improving work efficiency.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 cutting device for precision machining, characterized in that: The invention comprises a bottom plate (1), the top of the bottom plate (1) is fixedly connected to a vertical plate (6) by screws, the top of the vertical plate (6) is fixedly connected to a horizontal plate (7) by screws, a cylinder (8) is installed on the top of the horizontal plate (7), the output end of the cylinder (8) is fixedly connected to a mounting frame (9) by screws, a double-headed motor (10) is installed inside the mounting frame (9), one of the output ends of the double-headed motor (10) is connected to a coaxially arranged saw blade (11) by a coupling, a power motor (13) is installed on one side of the bottom plate (1), and a material ejecting device is arranged inside the bottom plate (1); The ejection device comprises two symmetrically arranged clamping plates (5), both of which are slidably mounted inside the base plate (1); the output end of the power motor (13) is connected to a coaxially arranged bidirectional screw (14) via a coupling; the bidirectional screw (14) is rotatably mounted inside the base plate (1); the bidirectional screw (14) is simultaneously threadedly mounted inside the two clamping plates (5); a driving bevel gear (15) is fixedly sleeved on the outer circumference of the bidirectional screw (14); a linkage screw (17) is rotatably mounted inside the base plate (1); a driven bevel gear (16) is welded to the top of the linkage screw (17); a threaded sleeve (18) is threadedly sleeved on the outer circumference of the linkage screw (17); a fixed block (21) is welded on the outer circumference of the threaded sleeve (18); a ejector rod (19) is welded to the top of the fixed block (21); a guide rod (20) is welded inside the base plate (1); the guide rod (20) is slidably mounted inside the fixed block (21).

2. A cutting device for precision machining according to claim 1, characterized in that: Four symmetrically arranged vertical blocks (2) are welded to the bottom plate (1), and lifting screw rods (4) are threadedly installed inside the four vertical blocks (2), and anti-sliding blocks (3) are welded to the bottoms of the lifting screw rods (4).

3. A cutting device for precision machining according to claim 1, characterized in that: A sliding groove is provided inside the bottom plate (1), and the two clamping plates (5) are both slidably connected inside the sliding groove.

4. A cutting device for precision machining according to claim 1, characterized in that: The two clamping plates (5) are each provided with a transverse thread groove, and the bidirectional screw rod (14) is simultaneously threadedly connected to the inside of the two transverse thread grooves.

5. The cutting device for precision machining according to claim 1, characterized in that: The driving bevel gear (15) and the driven bevel gear (16) are meshed with each other, a vertical thread groove is provided inside the threaded sleeve (18), and the linkage screw rod (17) is threadedly connected inside the vertical thread groove.

6. A cutting device for precision machining according to claim 1, characterized in that: A rotation groove is provided inside the bottom plate (1), and the bidirectional screw (14) is rotatably mounted inside the rotation groove.

7. A cutting device for precision machining according to claim 1, characterized in that: A vertical slot is provided inside the bottom plate (1), and the linkage screw rod (17) is rotatably mounted inside the vertical slot.

8. A cutting device for precision machining according to claim 2, characterized in that: The four upright blocks (2) are each provided with a lifting thread groove inside, and the four lifting screw rods (4) are respectively threadedly connected inside the four lifting thread grooves.

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