Stabilizer for increasing rigidity of saw blade

Abstract

The utility model discloses a stabilizer for increasing the rigidity of saw blade relates to cutting equipment accessory technical field, including shaft pin, slider and screw, slider is connected with shaft pin through screw, the surface of screw is fixedly sleeved with baffle, said baffle with the side wall of slider contact connection, the inside of screw is provided with cavity, and the inside of screw is provided with the cavity. A through hole is formed in one end of the cavity, a first driving rod is movably arranged in the through hole in a penetrating mode, a connecting mechanism is arranged at the end, located in the cavity, of the first driving rod, and a second driving rod is rotationally connected to the end, located in the cavity, of the first driving rod through the connecting mechanism; and the other end of the second driving rod is provided with a driving mechanism and is in transmission connection with the screw through the driving mechanism. According to the screw driver, the first driving rod is rotationally connected with the second driving rod, so that the first driving rod can be moved to the outside of the cavity and bent when the screw needs to be driven to rotate, and the screw can be rotated without a screwdriver.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting equipment accessories, in particular to a stabilizer for increasing the rigidity of a saw blade. Background Art

[0002] Saw blades are essential parts of cutting equipment, especially miter saws, which are widely used in cutting metals, non-metallic materials, and wood. They are easy to operate, use, and carry. The circular saw blade is fixed on the output shaft by two flanges. Due to the rigidity of the saw blade itself, it will shake violently when rotating at high speed. The larger the diameter of the saw blade, the more severe the shaking, resulting in uneven cross-section of the cut material, large saw blade loss, and even saw blade breakage in severe cases.

[0003] After searching, the publication number is CN2810879Y, which is a stabilizer for increasing the rigidity of a saw blade, belonging to the technical field of cutting equipment accessories. It is characterized by comprising a housing, an elastically connected pin shaft is arranged in the housing, and the left end of the pin shaft is connected to a slider. The above stabilizer for increasing the rigidity of a saw blade has a reasonable structure. The stabilizer is used to control the shaking of the saw blade, which can reduce the deflection of the saw blade by 30%, reducing the loss of the saw blade. After reducing the deflection, the cross section of the cut material can be smoother and the cutting speed can be accelerated.

[0004] The above technical solution has the following shortcomings:

[0005] The sliding block in the above technical solution is fixedly connected to the shaft pin by means of screws, but the screws need to be disassembled and assembled by means of a screwdriver, and the screws cannot be driven without a screwdriver. Utility Model Content

[0006] In view of the above problems existing in the existing stabilizer for increasing the rigidity of the saw blade, the present utility model is proposed.

[0007] Therefore, the utility model aims to provide a stabilizer for increasing the rigidity of a saw blade, thereby solving the problem that a screw cannot be driven when there is no screwdriver.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A stabilizer for increasing the rigidity of a saw blade comprises an axle pin, a slider and a screw, wherein the slider is connected to the axle pin via the screw, a baffle is fixedly sleeved on the surface of the screw, and the baffle is contacted and connected with the side wall of the slider, a cavity is defined inside the screw, a through hole is defined at one end of the cavity, a first driving rod is movably penetrated inside the through hole, a connecting mechanism is provided at one end of the first driving rod located inside the cavity and the rod is rotatably connected to a second driving rod via the connecting mechanism, and a driving mechanism is provided at the other end of the second driving rod and the rod is transmission-connected to the screw via the driving mechanism.

[0010] Preferably, the connecting mechanism includes a U-shaped block and a connecting block, the U-shaped block is fixedly arranged at one end of the first driving rod, the connecting block is fixedly arranged at one end of the second driving rod, and the internal fixed sleeve of the connecting block is provided with a first rotating shaft and is rotatably arranged inside the U-shaped block through the first rotating shaft.

[0011] Preferably, the driving mechanism includes a moving block and two driving blocks, the moving block is movably arranged inside the cavity and is fixedly connected to one end of the second driving rod, the inner wall of the cavity is symmetrically provided with two driving grooves, the two driving blocks are symmetrically fixed on the side walls of the moving block and are respectively slidably arranged inside the corresponding driving grooves.

[0012] Preferably, a spring is movably provided inside the cavity, the spring is movably sleeved with the first driving rod and the second driving rod, and two ends of the spring are respectively fixedly connected to the moving block and the inner wall of the cavity.

[0013] Preferably, a second rotating shaft is rotatably sleeved on one end of the first driving rod located outside the screw, and both ends of the second rotating shaft are commonly and fixedly connected with a driving ring.

[0014] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0015] The utility model can move the first driving rod to the outside of the cavity and bend it when the screw needs to be driven to rotate, through the rotational connection between the first driving rod and the second driving rod, so that the screw can be rotated without using a screwdriver. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic cross-sectional structure diagram of the screw of the utility model;

[0019] Figure 3 For the utility model Figure 2 An enlarged schematic diagram of part A.

[0020] Description of reference numerals:

[0021] 1. Axis pin; 2. Slider; 3. Screw; 4. Baffle; 5. First drive rod; 6. Second drive rod; 7. U-shaped block; 8. Connecting block; 9. First rotating shaft; 10. Moving block; 11. Driving block; 12. Spring; 13. Second rotating shaft; 14. Driving ring. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] The utility model discloses a stabilizer for increasing the rigidity of a saw blade.

[0024] The utility model provides Figure 1-3 A stabilizer for increasing the rigidity of a saw blade is shown, comprising an axle pin 1, a slider 2 and a screw 3, the slider 2 being connected to the axle pin 1 by the screw 3, a baffle 4 being fixedly sleeved on the surface of the screw 3, the baffle 4 being contacted and connected with the side wall of the slider 2, a cavity being opened inside the screw 3, a through hole being opened at one end of the cavity, a first driving rod 5 being movably penetrated inside the through hole, a connecting mechanism being provided at one end of the first driving rod 5 located inside the cavity and being rotatably connected to a second driving rod 6 by the connecting mechanism, a driving mechanism being provided at the other end of the second driving rod 6 and being transmission-connected to the screw 3 by the driving mechanism, and utilizing the rotational connection between the first driving rod 5 and the second driving rod 6, the first driving rod 5 can be moved to the outside of the cavity and bent when the screw 3 needs to be driven to rotate, thereby enabling the screw 3 to be rotated without using a screwdriver.

[0025] like Figure 2-3 As shown, the connecting mechanism includes a U-shaped block 7 and a connecting block 8. The U-shaped block 7 is fixedly arranged at one end of the first driving rod 5, and the connecting block 8 is fixedly arranged at one end of the second driving rod 6. The interior of the connecting block 8 is fixedly sleeved with a first rotating shaft 9 and is rotatably arranged inside the U-shaped block 7 through the first rotating shaft 9. By utilizing the set connecting mechanism, the connection between the first driving rod 5 and the second driving rod 6 can be achieved, and the first driving rod 5 can be moved to the outside of the cavity and rotated, thereby adjusting the driving force arm.

[0026] like Figure 2 As shown, the driving mechanism includes a moving block 10 and two driving blocks 11. The moving block 10 is movably arranged inside the cavity and is fixedly connected to one end of the second driving rod 6. Two driving grooves are symmetrically opened on the inner wall of the cavity. The two driving blocks 11 are symmetrically fixed on the side walls of the moving block 10 and are respectively slidably arranged inside the corresponding driving grooves. By utilizing the sliding connection between the two driving blocks 11 and the corresponding driving grooves, the screw 3 can be driven to rotate during the rotation of the second driving rod 6.

[0027] like Figure 2-3As shown, a spring 12 is movably provided inside the cavity, and the spring 12 is movably sleeved with the first drive rod 5 and the second drive rod 6. The two ends of the spring 12 are respectively fixedly connected to the moving block 10 and the inner wall of the cavity. By utilizing the set spring 12, the moving block 10 can be squeezed by the elastic force of the spring 12 when there is no external force, so that the first drive rod 5 can be accommodated in the cavity as much as possible.

[0028] like Figure 1-2 As shown, one end of the first driving rod 5 outside the screw 3 is rotatably sleeved with a second rotating shaft 13, and both ends of the second rotating shaft 13 are fixedly connected with a driving ring 14. The provided driving ring 14 can facilitate the driving of the first driving rod 5 to rotate.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A stabilizer for increasing the rigidity of a saw blade, comprising a shaft pin (1), a slider (2) and a screw (3), characterized in that: The slider (2) is connected to the shaft pin (1) via a screw (3); a baffle (4) is fixedly sleeved on the surface of the screw (3); the baffle (4) is in contact with the side wall of the slider (2); a cavity is provided inside the screw (3); a through hole is provided at one end of the cavity; a first driving rod (5) is movably penetrated inside the through hole; a connecting mechanism is provided at one end of the first driving rod (5) located inside the cavity and is rotatably connected to a second driving rod (6) via the connecting mechanism; a driving mechanism is provided at the other end of the second driving rod (6) and is transmission-connected to the screw (3) via the driving mechanism.

2. A stabilizer for increasing the rigidity of a saw blade according to claim 1, characterized in that: The connecting mechanism comprises a U-shaped block (7) and a connecting block (8); the U-shaped block (7) is fixedly arranged at one end of the first driving rod (5); the connecting block (8) is fixedly arranged at one end of the second driving rod (6); a first rotating shaft (9) is fixedly sleeved inside the connecting block (8) and is rotatably arranged inside the U-shaped block (7) via the first rotating shaft (9).

3. A stabilizer for increasing the rigidity of a saw blade according to claim 1, characterized in that: The driving mechanism comprises a moving block (10) and two driving blocks (11); the moving block (10) is movably arranged inside the cavity and is fixedly connected to one end of the second driving rod (6); the inner wall of the cavity is symmetrically provided with two driving grooves; the two driving blocks (11) are symmetrically fixedly arranged on the side walls of the moving block (10) and are respectively slidably arranged inside the corresponding driving grooves.

4. A stabilizer for increasing the rigidity of a saw blade according to claim 1, characterized in that: A spring (12) is movably provided inside the cavity, the spring (12) is movably sleeved with the first drive rod (5) and the second drive rod (6), and two ends of the spring (12) are respectively fixedly connected to the moving block (10) and the inner wall of the cavity.

5. A stabilizer for increasing the rigidity of a saw blade according to claim 1, characterized in that: A second rotating shaft (13) is rotatably sleeved on one end of the first driving rod (5) located outside the screw (3), and both ends of the second rotating shaft (13) are fixedly connected to a driving ring (14).

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