Fine adjustment cutting unit with limiting mechanism
By introducing a limiting mechanism into the fine-tuning cutting unit, ensuring the stability of the insert's depth and position, it solves the efficiency and flexibility problems when dealing with boring of different sizes and depths, and achieves the effect of high-precision machining and simplifying the tool head replacement.
Patent Information
- Application Number
- CN202421326043.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-02-21
- Estimated Expiration
- 2034-06-12
AI Technical Summary
The fine-tuning cutting unit needs to replace or adjust the fine boring head insert when handling boring of different sizes and depths, which limits machining efficiency and flexibility and increases the complexity of operation.
A fine-tuned cutting unit with limiting mechanism is designed. Through the coordination of limiting box, electric push rod, push rod, cutting head and groove, the depth and position of the insert during boring are maintained stable, adapting to different sizes and Deep boring processing requirements.
It improves the accuracy of the boring process, meets the needs of high-precision processing, and simplifies the replacement and maintenance process of the cutting head and improves the operating efficiency through the design of replacement grooves, connecting blocks and bolts.
Smart Images
Figure CN222511343U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of numerical control tools, in particular to a fine-tuning cutting unit with a limiting mechanism. Background Art
[0002] A fine-tuning cutting unit generally refers to a device used in mechanical processing, which allows the operator to make fine adjustments to the position, angle or depth of cutting tools (such as blades, cutters, etc.). It is widely used in various mechanical processing fields, such as milling, turning, drilling, boring, etc. By using a fine-tuning cutting unit, operators can more easily achieve high-precision processing and improve product quality and production efficiency.
[0003] During use, when the fine-tuning cutting unit is in operation, when it is necessary to process boring holes of different sizes and depths, the fine boring head blade may need to be replaced or adjusted to adapt to the new processing requirements, which limits the processing efficiency and flexibility and increases the complexity of the operation. Utility Model Content
[0004] The purpose of the utility model is to provide a fine-tuning cutting unit with a limiting mechanism to solve the problem that during the operation of the fine-tuning cutting unit proposed in the above background technology, when it is necessary to process boring holes of different sizes and depths, the fine boring head blade may need to be replaced or adjusted to adapt to the new processing requirements, which limits the processing efficiency and flexibility and increases the complexity of the operation. To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fine-tuning cutting unit with a limiting mechanism, comprising a limit box, the inner cavity of the limit box is fixedly connected to a fixing plate, a limit assembly is arranged at the bottom of the fixing plate, the limit assembly comprises an electric push rod, the electric push rod is fixedly connected to the bottom of the fixing plate, a pushing end on one side of the electric push rod is fixedly connected to a pushing rod, one side of the pushing rod is fixedly connected to a connecting plate, one side of the connecting plate is clamped with a replacement plate, one side of the replacement plate is fixedly connected to a cutter head, a through groove is provided on one side of the limit box, the cutter head is movably connected to the inside of the through groove, and when in use, the cooperation between the push rod, the cutter head and the through groove can ensure that the depth and position of the blade remain stable during the boring process, so as to adapt to the boring processing requirements of different sizes and depths, greatly improve the processing accuracy, and meet the requirements of high-precision processing.
[0005] Further preferably, the inner cavity of the connecting plate is provided with a replacement component, and the replacement component includes a replacement groove, and the replacement groove is opened in the inner cavity of the connecting plate. A spring 1 is fixedly connected to one side of the replacement groove, and a buffer plate is fixedly connected to one side of the spring 1. The impact force generated when the newly replaced cutter head is inserted into the replacement groove causes the buffer plate to move backward due to the contraction of the spring, thereby avoiding damage to the cutter head due to excessive impact when the cutter head is inserted.
[0006] Further preferably, one side of the buffer plate is movably connected with a connecting block, the middle of the connecting block is provided with a screw hole 1, the top of the connecting plate is provided with a screw hole 2, the internal threads of the screw hole 1 and the screw hole 2 are connected with a fixing bolt, when in use, through the cooperation between the replacement slot, the connecting block and the bolt, the bolt is unscrewed to make the connecting block leave the fixing slot, and the connecting plate and the replacement plate are separated, so that the cutter head can be replaced, which is conducive to the repair and maintenance of the cutter head, improves the efficiency during cutting, and reduces the operating procedures of the staff, saving time and effort.
[0007] Further preferably, a protective assembly is provided at the bottom of the cutter head, and the protective assembly includes an arc plate, which is movably connected to the bottom of the cutter head, and the bottom of the arc plate is fixedly connected to spring 2, and the bottom of spring 2 is fixedly connected to a support plate, and one side of the support plate is fixedly connected to one side of the inner wall of the limit box.
[0008] Further preferably, slide grooves are provided on both sides of the arc plate, and slide rails are movably connected inside the slide grooves, and one side of the slide rails is fixedly connected to one side of the inner wall of the limit box. When in use, through the cooperation between the arc plate, the support plate and the slide rail, when the cutter head is retracted into the limit box, the elastic force of the spring causes the arc plate to move upward, thereby closing the cutter head outlet, preventing dust and other debris from entering and adhering to the blade, affecting the sharpness of the cutter head, and thus affecting the cutting state of the cutter head.
[0009] Further preferably, the bottom of the limit box is fixedly connected to the cutting body, the side surface of the cutting body is movably connected to a dial, one side of the dial is fixedly connected to a connecting piece, the dial can accurately measure the diameter of the boring tool, thereby facilitating the selection of a suitable boring tool for boring processing.
[0010] Compared with the prior art, the utility model has the following beneficial effects:
[0011] In the utility model, when in use, the cooperation between the push rod, the cutter head and the through slot can ensure that the depth and position of the blade remain stable during the boring process, so as to adapt to the boring processing requirements of different sizes and depths, greatly improve the processing accuracy, and meet the needs of high-precision processing.
[0012] In the utility model, when in use, through the cooperation between the replacement groove, the connecting block and the bolt, the bolt is unscrewed to make the connecting block leave the fixed groove, and the connecting plate and the replacement plate are separated, so that the cutter head can be replaced, which is conducive to the repair and maintenance of the cutter head, improves the efficiency during cutting, and reduces the operating procedures of the staff, saving time and effort.
[0013] In the utility model, when in use, through the cooperation between the arc plate, the support plate and the slide rail, when the cutter head is retracted into the limit box, the elastic force of the spring causes the arc plate to move upward, thereby closing the cutter head outlet, preventing dust and other debris from entering and adhering to the blade, affecting the sharpness of the cutter head, and thus affecting the cutting state of the cutter head. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;
[0015] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;
[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at A in the middle;
[0017] Figure 4 For this utility model Figure 2 A schematic diagram of the enlarged structure at B in the middle;
[0018] Figure 5 The three-dimensional structure of the utility model is shown in FIG. Figure 3 .
[0019] In the figure: 1. limit box; 2. fixing plate; 3. limit assembly; 301. electric push rod; 302. push rod; 303. connecting plate; 304. replacement plate; 305. cutter head; 306. through slot; 4. replacement assembly; 401. replacement slot; 402. spring one; 403. buffer plate; 404. connecting block; 405. screw hole one; 406. screw hole two; 407. fixing bolt; 5. protection assembly; 501. arc plate; 502. spring two; 503. support plate; 504. slide slot; 505. slide rail; 6. cutting body; 7. dial; 8. connecting piece. DETAILED DESCRIPTION
[0020] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figure 1-Figure 5The utility model provides a technical solution: a fine-tuning cutting unit with a limiting mechanism, including a limiting box 1, an inner cavity of the limiting box 1 is fixedly connected to a fixing plate 2, a limiting assembly 3 is arranged at the bottom of the fixing plate 2, and the limiting assembly 3 includes an electric push rod 301, the electric push rod 301 is fixedly connected to the bottom of the fixing plate 2, a pushing end on one side of the electric push rod 301 is fixedly connected to a pushing rod 302, one side of the pushing rod 302 is fixedly connected to a connecting plate 303, one side of the connecting plate 303 is clamped with a replacement plate 304, one side of the replacement plate 304 is fixedly connected to a cutter head 305, a through slot 306 is provided on one side of the limiting box 1, and the cutter head 305 is movably connected to the inside of the through slot 306. When in use, the staff starts the electric push rod 301, so that the electric push rod 301 drives the pushing rod 302 to move toward the through slot 306, so that the cutter head 305 is pushed outward for fine adjustment.
[0022] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, the inner cavity of the connecting plate 303 is provided with a replacement component 4, and the replacement component 4 includes a replacement groove 401, and the replacement groove 401 is opened in the inner cavity of the connecting plate 303, and one side of the replacement groove 401 is fixedly connected with a spring 1 402, and one side of the spring 1 402 is fixedly connected with a buffer plate 403, and one side of the buffer plate 403 is movably connected with a connecting block 404, and the middle of the connecting block 404 is provided with a screw hole 1 405, and the top of the connecting plate 303 is provided with a screw hole 2 406, and the internal threads of the screw hole 1 405 and the screw hole 2 406 are fixedly connected. When the cutter head 305 is damaged or needs maintenance, the staff unscrews the fixing bolt 407 to make the fixing bolt 407 leave the screw hole 1 405 and the screw hole 2 406, so that the connecting block 404 leaves the replacement slot 401, thereby separating the connecting plate 303 from the replacement plate 304, allowing the staff to take down the cutter head 305 for replacement and maintenance, and finally insert the connecting block 404 at one end of the new cutter head 305 into the replacement slot 401, and the spring 1 402 and the buffer plate 403 protect the connecting block 404 from causing damage.
[0023] In this embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, a protective assembly 5 is provided at the bottom of the cutter head 305, and the protective assembly 5 includes an arc plate 501, the arc plate 501 is movably connected to the bottom of the cutter head 305, the bottom of the arc plate 501 is fixedly connected to a spring 2 502, the bottom of the spring 2 502 is fixedly connected to a support plate 503, one side of the support plate 503 is fixedly connected to one side of the inner wall of the limit box 1, and slide grooves 504 are provided on both sides of the arc plate 501, and the interior of the slide groove 504 is movably connected to a slide rail 505, and one side of the slide rail 505 is fixedly connected to the inner wall of the limit box 1. On one side of the wall, the bottom of the limit box 1 is fixedly connected to the cutting body 6, the side surface of the cutting body 6 is movably connected to the dial 7, and one side of the dial 7 is fixedly connected to a connecting piece 8. When the cutter head 305 is retracted into the limit box 1, the arc plate 501 slides upward along the slide rail 505 under the rebound of the spring 2 502, thereby blocking the through groove 306. When in use, the cutter head 305 squeezes the arc plate 501 along the curvature of the arc plate 501, causing the spring 2 502 to contract downward, thereby causing the arc plate 501 to slide down and open the through groove 306.
[0024] The use method and advantages of the utility model: When the fine-tuning cutting unit with a limiting mechanism is used, the working process is as follows:
[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, when in use, the staff starts the electric push rod 301, so that the electric push rod 301 drives the push rod 302 to move toward the through slot 306, so that the cutter head 305 is pushed outward for fine adjustment. When the cutter head 305 is damaged or maintenance is required, the staff unscrews the fixing bolt 407, so that the fixing bolt 407 leaves the screw hole 1 405 and the screw hole 2 406, so that the connecting block 404 leaves the replacement slot 401, so that the connecting plate 303 is separated from the replacement plate 304, so that the staff can take down the cutter head 305 for replacement and maintenance. Maintenance, and finally insert the connecting block 404 at one end of the new cutter head 305 into the replacement groove 401, the spring 1 402 and the buffer plate 403 protect the connecting block 404 from causing damage, and then when the cutter head 305 is retracted into the limit box 1, the arc plate 501 slides upward along the slide rail 505 under the rebound of the spring 2 502, thereby blocking the through groove 306. When in use, the cutter head 305 squeezes the arc plate 501 along the curvature of the arc plate 501, so that the spring 2 502 contracts downward, thereby causing the arc plate 501 to slide down and open the through groove 306.
[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A fine-adjusting cutting unit with a limiting mechanism, comprising a limiting box (1), characterized in that: The inner cavity of the limit box (1) is fixedly connected to a fixed plate (2), and a limit assembly (3) is arranged at the bottom of the fixed plate (2). The limit assembly (3) comprises an electric push rod (301), and the electric push rod (301) is fixedly connected to the bottom of the fixed plate (2). A pushing end on one side of the electric push rod (301) is fixedly connected to a pushing rod (302), and one side of the pushing rod (302) is fixedly connected to a connecting plate (303), and one side of the connecting plate (303) is clamped with a replacement plate (304), and one side of the replacement plate (304) is fixedly connected to a cutter head (305). A through slot (306) is provided on one side of the limit box (1), and the cutter head (305) is movably connected to the inside of the through slot (306).
2. A fine-adjusting cutting unit with a limiting mechanism according to claim 1, characterized in that: The inner cavity of the connecting plate (303) is provided with a replacement component (4), and the replacement component (4) comprises a replacement groove (401), and the replacement groove (401) is opened in the inner cavity of the connecting plate (303), and a spring 1 (402) is fixedly connected to one side of the replacement groove (401), and a buffer plate (403) is fixedly connected to one side of the spring 1 (402).
3. A fine-adjusting cutting unit with a limiting mechanism according to claim 2, characterized in that: A connecting block (404) is movably connected to one side of the buffer plate (403), a screw hole 1 (405) is provided in the middle of the connecting block (404), a screw hole 2 (406) is provided at the top of the connecting plate (303), and a fixing bolt (407) is connected to the internal threads of the screw hole 1 (405) and the screw hole 2 (406).
4. The fine-tuning cutting unit with a limiting mechanism according to claim 1, characterized in that: A protective component (5) is provided at the bottom of the cutter head (305), and the protective component (5) comprises an arc plate (501), and the arc plate (501) is movably connected to the bottom of the cutter head (305), and the bottom of the arc plate (501) is fixedly connected to a second spring (502), and the bottom of the second spring (502) is fixedly connected to a support plate (503), and one side of the support plate (503) is fixedly connected to one side of the inner wall of the limit box (1).
5. The fine-tuning cutting unit with a limiting mechanism according to claim 4, characterized in that: Slide grooves (504) are provided on both sides of the arc-shaped plate (501), and a slide rail (505) is movably connected inside the slide groove (504), and one side of the slide rail (505) is fixedly connected to one side of the inner wall of the limit box (1).
6. The fine-tuning cutting unit with a limiting mechanism according to claim 1, characterized in that: The bottom of the limit box (1) is fixedly connected to a cutting body (6), the side surface of the cutting body (6) is movably connected to a dial (7), and one side of the dial (7) is fixedly connected to a connecting piece (8).