A cold cut flying saw machine saw blade protection structure

CN224855081UActive Publication Date: 2026-10-16YANGZHOU MAIRUI ELECTRIC AUTOMATION EQUIP CO LTD
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Patent Information

Application Number
CN202522464923.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-20
Publication Date
2026-10-16
Estimated Expiration
2035-11-20

AI Technical Summary

Technical Problem

[0004]常规的‌冷切飞锯机的锯片在高速转动下,由于其结构的开放性设置,以此容易因外部因素造成运作上的影响,同时又相对容易对操作人员造成伤害,使得设备运作具有一定的安全隐患

Benefits of technology

[0016] 1. This utility model utilizes a keyway sliding connection between a guide slider and a guide rail on the side of the upper protective cover. This allows the entire adjustment frame to slide and adjust vertically along the surface of the guide rail within a certain distance. Simultaneously, due to the inherent structural characteristics of the spring telescopic rod, the support plate connected to the bottom can be elastically raised and lowered vertically. This structural design allows for a two-stage adjustment, enabling adaptive adjustment within a certain range based on the vertical thickness of the material being cut. This ensures structural flexibility while preventing structural interference that could affect material cutting. Furthermore, the tightness between the guide slider and the guide rail can be controlled by tightening the adjusting screw, ensuring the stability of the device structure. On the other hand, the spring telescopic rod provides structural downward pressure on the material being cut from the top, thus limiting the material's movement and preventing structural deviation during cutting.

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Abstract

The utility model discloses a kind of cold cut flying saw machine saw blade protection structures, it is related to cold cut flying saw machine saw blade technical field, including servo motor and adjusting frame, the power output end of servo motor is vertically installed with circular saw blade by coupling, and the upper end of circular saw blade is provided with upper protective cover, the side of upper protective cover is connected with adjusting frame, and the lower end side of adjusting frame is connected and installed with lower protective cover.The cold cut flying saw machine saw blade protection structure, by the side of upper protective cover connection installation has adjusting frame, while cooperating with the structure setting of adjusting frame, so that it can be within a certain range Self-adapting adjustment according to the vertical thickness of the cut material, to ensure that the rotation cutting of circular saw blade does not cause structural interference, and can also provide structural protection for circular saw blade, both avoid unnecessary influence on rotating circular saw blade caused by external factors, and can avoid the harm to operator caused by high-speed rotating circular saw blade.
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Description

Technical Field

[0001] This utility model relates to the field of cold-cutting flying saw blade technology, specifically a protective structure for cold-cutting flying saw blades. Background Technology

[0002] Cold-cutting flying saw blades are used for high-speed cutting of metal pipes, typically in high-frequency straight seam welded pipe production lines. These blades can continuously cut steel pipes to length using computer-controlled precision while the pipes are in motion, ensuring the required length and accuracy.

[0003] The saw blade protection structure of a cold-cutting flying saw mainly includes an outer mounting plate, a guard plate, a groove, a slider, and a fixing plate. This structure can wrap around the saw blade when not cutting, concealing and protecting it to improve safety. During use, as the saw blade moves downward, the two sets of guard plates automatically unfold to ensure smooth cutting while maintaining good protection.

[0004] The saw blade of a conventional cold-cutting flying saw rotates at high speed. Due to its open structure, it is easily affected by external factors, which can also cause injury to the operator, making the operation of the equipment a certain safety hazard.

[0005] Therefore, in view of this, we have studied and improved the existing structure and its shortcomings, and proposed a protective structure for the saw blade of a cold-cutting flying saw. Utility Model Content

[0006] The purpose of this utility model is to provide a protective structure for the saw blade of a cold-cutting flying saw to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a protective structure for a cold-cutting flying saw blade, comprising a servo motor and an adjusting frame. The power output end of the servo motor is vertically mounted with a circular saw blade via a coupling, and an upper protective cover is provided at the upper end of the circular saw blade. The adjusting frame is connected to the side of the upper protective cover, and a lower protective cover is connected and installed at the lower side of the adjusting frame. The adjusting frame includes a support plate, a cutting groove, a spring telescopic rod, a guide slider, an adjusting screw, and a support post. A cutting groove is provided in the middle of the support plate, and spring telescopic rods are symmetrically and vertically mounted on the top of the support plate. A guide slider is installed at the upper end of the spring telescopic rod, and an adjusting screw is horizontally mounted on the side of the guide slider. Support posts are connected to both the front and rear sides of the support plate.

[0008] Furthermore, the lower protective cover and the adjustment frame are vertically connected by a combination bolt, and the top of the servo motor is symmetrically equipped with connecting angle plates, which are welded to the servo motor.

[0009] Furthermore, the upper protective cover includes a cover body, a support shaft, and guide rails. The support shaft is horizontally installed at the bottom center of the cover body, and guide rails are installed on both the front and rear surfaces of the cover body.

[0010] Furthermore, the guide rails are symmetrically and vertically arranged on the side surface of the protective cover body, and one end of the support shaft is connected to the side of the circular saw blade through a flange structure.

[0011] Furthermore, the circular saw blade is disposed in the middle of the interior of the protective cover body, and the support shaft extends horizontally through the center of the circular saw blade.

[0012] Furthermore, the support plate and the support pile are integrally formed, and the spring telescopic rod is vertically set at the front and rear ends of the top of the support plate. The guide slider and the guide rail are slidably connected to each other by a keyway structure, and the adjusting screw and the guide slider are threadedly connected.

[0013] Furthermore, the lower protective cover includes a movable cover body, a protective film, connecting piles, and a structural groove. The inner and outer surfaces of the movable cover body are covered with a protective film, and connecting piles are symmetrically arranged at both the front and rear ends of the bottom of the movable cover body. Moreover, a structural groove is vertically opened on the side of the movable cover body near the servo motor.

[0014] Furthermore, the connecting piles and support piles are interconnected by an insert structure, and both the connecting piles and support piles are threadedly connected to the combination bolts. Moreover, the connecting piles and the movable cover are integrally structured, and the movable cover is made of transparent material.

[0015] This utility model provides a protective structure for the saw blade of a cold-cutting flying saw, which has the following beneficial effects:

[0016] 1. This utility model utilizes a keyway sliding connection between a guide slider and a guide rail on the side of the upper protective cover. This allows the entire adjustment frame to slide and adjust vertically along the surface of the guide rail within a certain distance. Simultaneously, due to the inherent structural characteristics of the spring telescopic rod, the support plate connected to the bottom can be elastically raised and lowered vertically. This structural design allows for a two-stage adjustment, enabling adaptive adjustment within a certain range based on the vertical thickness of the material being cut. This ensures structural flexibility while preventing structural interference that could affect material cutting. Furthermore, the tightness between the guide slider and the guide rail can be controlled by tightening the adjusting screw, ensuring the stability of the device structure. On the other hand, the spring telescopic rod provides structural downward pressure on the material being cut from the top, thus limiting the material's movement and preventing structural deviation during cutting.

[0017] 2. This utility model, by connecting a lower protective cover to the side of the adjusting frame, inserts the support piles on the side of the support plate into the bottom of the connecting piles, and then uses a combination bolt to screw them into the support piles and connecting piles from bottom to top, thereby achieving a structural combination and fixation of the adjusting frame and the lower protective cover. Utilizing the above structural design, the entire lower protective cover, in conjunction with the upper protective cover, can structurally surround the circular saw blade to the greatest extent, thus forming a structural barrier. This minimizes the scattering of waste chips during cutting and, on the one hand, minimizes the possibility of operational malfunctions of the circular saw blade due to external factors, thereby reducing the impact on cutting processes. On the other hand, the structural cooperation of the upper and lower protective covers can also minimize unnecessary physical injury to the operator caused by the operating circular saw blade. This ensures both the stability and safety of the device's operation. Furthermore, the structural combination of the lower protective cover and the adjusting frame allows the lower protective cover to move synchronously with the structural movement of the adjusting frame, thus ensuring the flexibility of the device structure. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the main body of the protective structure for the saw blade of a cold-cutting flying saw machine according to the present invention;

[0019] Figure 2 This is a schematic diagram of the main body of the protective structure for the saw blade of a cold-cutting flying saw machine according to the present invention;

[0020] Figure 3 This is a three-dimensional structural diagram of the upper protective cover of the cold-cutting flying saw blade protection structure of this utility model;

[0021] Figure 4 This is a three-dimensional structural diagram of the adjustment frame for the protective structure of a cold-cutting flying saw blade of the present invention;

[0022] Figure 5 This is a three-dimensional structural diagram of the lower protective cover of a cold-cutting flying saw blade protection structure according to the present invention.

[0023] In the diagram: 1. Servo motor; 2. Circular saw blade; 3. Upper protective cover; 301. Main body of the protective cover; 302. Support shaft; 303. Guide rail; 4. Adjustment frame; 401. Support plate; 402. Groove; 403. Spring telescopic rod; 404. Guide slider; 405. Adjusting screw; 406. Support pile; 5. Lower protective cover; 501. Movable cover; 502. Protective membrane; 503. Connecting pile; 504. Structural groove; 6. Combination bolt; 7. Connecting angle plate. Detailed Implementation

[0024] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0025] like Figures 1 to 5 As shown, a protective structure for a cold-cutting flying saw blade includes a servo motor 1 and an adjusting frame 4. A circular saw blade 2 is vertically mounted on the power output end of the servo motor 1 via a coupling. An upper protective cover 3 is provided on the upper end of the circular saw blade 2. The adjusting frame 4 is connected to the side of the upper protective cover 3, and a lower protective cover 5 is connected and installed on the lower side of the adjusting frame 4. The adjusting frame 4 includes a support plate 401, a cutting groove 402, a spring telescopic rod 403, a guide slider 404, an adjusting screw 405, and a support post 406. A cutting groove 402 is provided in the middle of the support plate 401, and spring telescopic rods 403 are symmetrically and vertically mounted on the top of the support plate 401. A guide slider 404 is installed on the upper end of the spring telescopic rod 403, and an adjusting screw 405 is horizontally mounted on the side of the guide slider 404. 05. Supporting piles 406 are connected to both the front and rear sides of the support plate 401. The support plate 401 and the supporting piles 406 are integrated into one structure. The spring telescopic rod 403 is vertically installed at the front and rear ends of the top of the support plate 401. The guide slider 404 and the guide rail 303 are connected to each other by a keyway structure. The adjusting screw 405 and the guide slider 404 are connected by a thread. By using the keyway between the guide slider 404 and the guide rail 303 to slide along the surface of the guide rail 303 on the side of the upper protective cover 3, the entire adjusting frame 4 can slide and adjust a certain distance in the vertical direction along the surface of the guide rail 303. At the same time, due to the characteristics of the spring telescopic rod 403 itself, the support plate 401 connected at the bottom can be elastically raised and lowered in the vertical direction.

[0026] like Figures 1 to 5As shown, a combination bolt 6 is vertically connected to the connection between the lower protective cover 5 and the adjusting frame 4. Connecting angle plates 7 are symmetrically installed on the top of the servo motor 1, and the connecting angle plates 7 and the servo motor 1 are welded together. The upper protective cover 3 includes a cover body 301, a support shaft 302, and a guide rail 303. The support shaft 302 is horizontally installed in the middle of the bottom of the cover body 301, and guide rails 303 are installed on both the front and rear surfaces of the cover body 301. The guide rails 303 are symmetrically and vertically arranged on the side surfaces of the cover body 301. One end of the support shaft 302 is connected to the side of the circular saw blade 2 via a flange structure. The circular saw blade 2 is located in the middle of the interior of the cover body 301, and the support shaft 302 horizontally passes through the center of the circular saw blade 2. The lower protective cover 5 includes a movable cover body 501, a protective membrane 502, a connecting post 503, and a structural groove 5. 04. The inner and outer surfaces of the movable cover 501 are covered with protective film 502, and the bottom of the movable cover 501 is symmetrically provided with connecting piles 503 at both the front and rear ends. The movable cover 501 has a vertically opened structural groove 504 on the side near the servo motor 1. The connecting piles 503 and the support piles 406 are connected to each other in an insert structure. The connecting piles 503 and the support piles 406 are threaded to the combination bolts 6. The connecting piles 503 and the movable cover 501 are integrated into one structure. The movable cover 501 is made of transparent material. The support piles 406 on the side of the support plate 401 are inserted into the bottom of the connecting piles 503. Then, the combination bolts 6 are screwed into the interior of the support piles 406 and the connecting piles 503 from bottom to top, thereby realizing the structural combination and fixation of the adjustment frame 4 and the lower protective cover 5.

[0027] In summary, as Figures 1 to 5 As shown, the saw blade protection structure of this cold-cutting flying saw can be used in the following way: when the adjustment frame 4 and the lower protective cover 5 are needed, the guide slider 404 at the upper end of the spring telescopic rod 403 is slidably connected to the guide rail 303 on the side of the protective cover body 301. Then, by turning the adjustment screw 405 on the side of the guide slider 404, the tightness between the guide slider 404 and the guide rail 303 is adjusted appropriately, so as to quickly combine the upper protective cover 3 and the adjustment frame 4.

[0028] Then, the bottom end of the connecting post 503 at the bottom of the movable cover 501 is sleeved onto the top end of the support post 406 on the side of the support plate 401. Then, four sets of combination bolts 6 are screwed into the support post 406 and the connecting post 503 from bottom to top in sequence to fix the adjusting frame 4 and the lower protective cover 5 together.

[0029] The circular saw blade 2 can then be connected to the external mobile device structure via the connecting angle plate 7 on the top of the servo motor 1. The structure of the support shaft 302 can ensure the structural stability of the circular saw blade 2 to the greatest extent, so that the circular saw blade 2 can rotate at high speed and stably inside the upper protective cover 3 under the drive of the servo motor 1, thereby cutting and processing the material.

[0030] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A protective structure for a cold-cutting flying saw blade, comprising a servo motor (1) and an adjusting frame (4), characterized in that: The power output end of the servo motor (1) is vertically mounted with a circular saw blade (2) via a coupling, and an upper protective cover (3) is provided on the upper end of the circular saw blade (2). The adjustment frame (4) is connected to the side of the upper protective cover (3), and a lower protective cover (5) is connected to the lower side of the adjustment frame (4). The adjustment frame (4) includes a support plate (401), a cutting groove (402), a spring telescopic rod (403), a guide slider (404), an adjusting screw (405), and a support pile (406). The middle part of the support plate (401) is provided with a cutting groove (402), and the top of the support plate (401) is symmetrically and vertically mounted with a spring telescopic rod (403). The upper end of the spring telescopic rod (403) is mounted with a guide slider (404), and the side of the guide slider (404) is horizontally mounted with an adjusting screw (405). The front and rear sides of the support plate (401) are connected with support piles (406).

2. The protective structure for a cold-cutting flying saw blade according to claim 1, characterized in that, The lower protective cover (5) and the adjustment frame (4) are vertically connected by a combination bolt (6), and the top of the servo motor (1) is symmetrically equipped with connecting angle plates (7), and the connecting angle plates (7) and the servo motor (1) are welded together.

3. The saw blade protection structure for a cold-cutting flying saw machine according to claim 1, characterized in that, The upper protective cover (3) includes a cover body (301), a support shaft (302) and a guide rail (303). The support shaft (302) is horizontally installed at the bottom center of the cover body (301), and the guide rail (303) is installed on both the front and rear surfaces of the cover body (301).

4. The saw blade protection structure for a cold-cutting flying saw machine according to claim 3, characterized in that, The guide rail (303) is symmetrically and vertically arranged on the side surface of the protective cover body (301), and one end of the support shaft (302) is connected to the side of the circular saw blade (2) through a flange structure.

5. The saw blade protection structure for a cold-cutting flying saw machine according to claim 3, characterized in that, The circular saw blade (2) is located in the middle of the interior of the protective cover body (301), and the support shaft (302) passes horizontally through the center of the circular saw blade (2).

6. The protective structure for a cold-cutting flying saw blade according to claim 1, characterized in that, The support plate (401) and the support pile (406) are integrated into one structure, and the spring telescopic rod (403) is vertically arranged at the front and rear ends of the top of the support plate (401). The guide slider (404) and the guide rail (303) are connected to each other by a keyway structure, and the adjusting screw (405) and the guide slider (404) are connected by a thread.

7. The protective structure for a cold-cutting flying saw blade according to claim 2, characterized in that, The lower protective cover (5) includes a movable cover (501), a protective film (502), a connecting post (503), and a structural groove (504). The inner and outer surfaces of the movable cover (501) are covered with a protective film (502), and the bottom front and rear ends of the movable cover (501) are symmetrically provided with connecting posts (503). The movable cover (501) has a structural groove (504) vertically opened on the side of the movable cover (501) near the servo motor (1).

8. The protective structure for a cold-cutting flying saw blade according to claim 7, characterized in that, The connecting pile (503) and the support pile (406) are connected to each other by an insertion structure, and both the connecting pile (503) and the support pile (406) are threadedly connected to the combination bolt (6). Furthermore, the connecting pile (503) and the movable cover (501) are set as an integral structure, and the movable cover (501) is made of transparent material.