Angle-adjustable cut-to-size saw

Abstract

The utility model belongs to the technical field of cut-to-size saws, and particularly relates to an angle-adjustable cut-to-size saw which comprises a fixing frame, an electric telescopic rod is fixedly connected to the upper end of the fixing frame, a supporting plate is fixedly connected to the output end of the electric telescopic rod, a mounting shell is connected to the lower end of the supporting plate through an angle adjusting assembly, and a motor is fixedly connected to the rear end of the mounting shell. A first mounting hole and a plurality of second mounting holes are formed in the front end face of the saw blade, the second rotating shaft is connected with the saw blade through the first mounting hole, and the inserting rods are connected with the saw blade through the second mounting holes correspondingly. According to the utility model, under the mutual cooperation of the limiting assembly and the baffle disc, the saw blade can be conveniently and quickly mounted and dismounted, and in the process, any part in the limiting assembly and the baffle disc is always directly or indirectly connected with the second rotating shaft, so that the part is not easy to lose and is convenient to use next time.

Description

Technical Field

[0001] The utility model belongs to the technical field of panel saws, in particular to a panel saw with adjustable angles. Background Art

[0002] Panel saws can be used for cutting wood and are widely used in industries such as furniture manufacturing and building decoration.

[0003] The existing panel saw blade is usually connected to the output end of the motor through matching bolts and nuts. When the saw blade needs to be disassembled and replaced, the nut needs to be removed first. Since the nut and the bolt are detachable, the removed nut is easy to lose, thus affecting the subsequent installation of a new saw blade. Summary of the invention

[0004] The utility model aims to provide a panel saw with adjustable angle, which is convenient for quick disassembly and installation of the saw blade and is not easy to lose parts.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide an angle-adjustable panel saw, including a fixed frame, the upper end of the fixed frame is fixedly connected to an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected to a support plate, the lower end of the support plate is connected to a mounting shell through an angle adjustment component, the rear end of the mounting shell is fixedly connected to a motor, the output shaft end of the motor is fixedly connected to a second rotating shaft, the front end surface of the second rotating shaft is provided with a barrel groove, a limiting component is installed inside the barrel groove, a baffle is fixedly connected to the circumferential surface of the second rotating shaft, the baffle is located at the rear end of the limiting component, and a saw blade is installed between the baffle and the limiting component, a plurality of plug rods are fixedly connected to the front end of the baffle, a first mounting hole and a plurality of second mounting holes are provided on the front end surface of the saw blade, the second rotating shaft is connected to the saw blade through the first mounting hole, and the plurality of plug rods are respectively connected to the saw blade through the plurality of second mounting holes.

[0006] Optionally, the angle adjustment assembly includes a handle, a first rotating shaft, a worm and a worm wheel. The lower end of the support plate is rotatably connected to the first rotating shaft, and the first rotating shaft is fixedly mounted on the top of the mounting shell. The lower end of the support plate is rotatably connected to the worm through a support seat, and the worm is meshed with the worm wheel. The front and rear ends of the worm are fixedly connected to the handle.

[0007] Optionally, the lower end of the support plate is fixedly connected to a bearing seat, and the first rotating shaft passes through the bearing seat and is rotatably connected to the bearing seat.

[0008] Optionally, the limiting assembly includes a threaded frame, a threaded rod, a sliding hole, a blocking frame, a guide rod, a connecting rod and a movable seat, the inside of the barrel groove is fixedly connected to the threaded rod, the front end of the threaded rod is fixedly connected to the block, the circumferential surface of the threaded rod is slidably connected to the movable seat, the inside of the movable seat is rotatably connected to a plurality of connecting rods, the circumferential surface of the threaded rod is fixedly connected to a plurality of guide rods, the outer surfaces of the plurality of guide rods are slidably connected to the blocking frame, the connecting rod is rotatably connected to the front end of the blocking frame, the circumferential surface of the threaded rod is threadedly connected to the threaded frame, and the threaded frame is rotatably connected to the front end of the movable seat, the circumferential surface of the second rotating shaft is provided with a plurality of sliding holes, the blocking frame penetrates the second rotating shaft through the sliding holes, and is located at the front end of the saw blade.

[0009] Optionally, a plurality of guide telescopic rods are fixedly connected to the interior of the barrel groove, a plurality of fixed seats are fixedly connected to the circumferential surface of the movable seat, and output ends of the plurality of guide telescopic rods are fixedly connected to the plurality of fixed seats respectively.

[0010] Optionally, the lengths of the first rotating shaft and the second rotating shaft are both greater than the thickness of the saw blade.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model facilitates the rapid installation and disassembly of the saw blade by the cooperation between the limit assembly and the baffle plate. In this process, any part of the limit assembly and the baffle plate is always directly or indirectly connected to the second rotating shaft, and it is not easy to lose the parts, which is convenient for next use.

[0013] 2. With the cooperation of the second rotating shaft, the insertion rod, the first mounting hole and the second mounting hole, after the saw blade is installed, it is not easy for the saw blade and the second rotating shaft to slip, and the saw blade can be driven to rotate more stably under the action of the motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model after the fixing frame is hidden and the saw blade is disassembled;

[0017] Figure 3 For this utility model Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0018] Figure 4 This is a bottom-up three-dimensional structural diagram of the installation shell and saw blade of the utility model;

[0019] Figure 5 For this utility model Figure 5 Schematic diagram of the enlarged structure at point B in the middle.

[0020] In the figure: 1. fixed frame; 2. motor; 3. electric telescopic rod; 4. support plate; 5. mounting shell; 6. saw blade; 7. handle; 8. bearing seat; 9. worm gear; 10. first rotating shaft; 11. first mounting hole; 12. second mounting hole; 13. worm; 14. second rotating shaft; 15. plug rod; 16. baffle plate; 17. threaded frame; 18. blocking frame; 19. sliding hole; 20. threaded rod; 21. connecting rod; 22. moving seat; 23. guide rod; 24. guide telescopic rod; 25. fixed seat; 26. barrel groove. DETAILED DESCRIPTION

[0021] 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.

[0022] Now, the utility model embodiment Figure 1-Figure 5 An angle-adjustable panel saw is provided for illustration. An angle-adjustable panel saw comprises a fixed frame 1, an electric telescopic rod 3 is fixedly connected to the upper end of the fixed frame 1, a support plate 4 is fixedly connected to the output end of the electric telescopic rod 3, a mounting shell 5 is connected to the lower end of the support plate 4 via an angle adjustment component, a motor 2 is fixedly connected to the rear end of the mounting shell 5, a second rotating shaft 14 is fixedly connected to the output shaft end of the motor 2, a barrel groove 26 is provided on the front end surface of the second rotating shaft 14, a limit assembly is installed inside the barrel groove 26, a baffle 16 is fixedly connected to the circumferential surface of the second rotating shaft 14, the baffle 16 is located at the rear end of the limit assembly, and a saw blade 6 is installed between the baffle 16 and the limit assembly, a plurality of plug rods 15 are fixedly connected to the front end of the baffle 16, a first mounting hole 11 and a plurality of second mounting holes 12 are provided on the front end surface of the saw blade 6, the second rotating shaft 14 is connected to the saw blade 6 via the first mounting hole 11, and the plurality of plug rods 15 are connected to the saw blade 6 via the plurality of second mounting holes 12, respectively. The lengths of the first rotating shaft 10 and the second rotating shaft 14 are both greater than the thickness of the saw blade 6 .

[0023] The utility model provides an angle-adjustable panel saw. Compared with the prior art, with the cooperation between the limit assembly and the baffle plate 16, the saw blade 6 can be quickly installed and disassembled. During this process, any part of the limit assembly and the baffle plate 16 is always directly or indirectly connected to the second rotating shaft 14, and it is not easy to lose parts, so as to facilitate the subsequent installation of a new saw blade 6. In addition, with the cooperation between the second rotating shaft 14, the insertion rod 15, the first mounting hole 11 and the second mounting hole 12, after the saw blade 6 is installed, it is not easy for the saw blade 6 to slip between the second rotating shaft 14, and the saw blade 6 can be driven to rotate more stably under the action of the motor 2.

[0024] In another embodiment of the present invention, please refer to Figure 1 , Figure 2 and Figure 4 The angle adjustment assembly includes a handle 7, a first rotating shaft 10, a worm 13 and a worm wheel 9. The lower end of the support plate 4 is rotatably connected to the first rotating shaft 10, and the first rotating shaft 10 is fixedly installed on the top of the mounting shell 5. The lower end of the support plate 4 is rotatably connected to the worm 13 through the support seat. The worm 13 is meshed with the worm wheel 9, and the front and rear ends of the worm 13 are fixedly connected to the handle 7. When working, the handle 7 is rotated to drive the worm 13 to rotate, thereby driving the worm wheel 9 to rotate. Under the action of the worm wheel 9, the first rotating shaft 10 is driven to rotate, thereby driving the mounting shell 5 to rotate, and then driving the motor 2 to rotate. At this time, under the cooperation of the motor 2 and the second rotating shaft 14, the saw blade 6 is driven to rotate, thereby realizing the adjustment of the angle of the saw blade 6.

[0025] In another embodiment of the present invention, please refer to Figure 1 and Figure 2 The lower end of the support plate 4 is fixedly connected with a bearing seat 8, and the first rotating shaft 10 passes through the bearing seat 8 and is rotatably connected with the bearing seat 8. During operation, the first rotating shaft 10 can be rotated more stably under the action of the bearing seat 8.

[0026] In another embodiment of the present invention, refer to Figures 1 to 5The limiting assembly includes a threaded frame 17, a threaded rod 20, a sliding hole 19, a blocking frame 18, a guide rod 23, a connecting rod 21 and a moving seat 22. The threaded rod 20 is fixedly connected inside the barrel groove 26, and a stopper is fixedly connected to the front end of the threaded rod 20. The circumferential surface of the threaded rod 20 is slidably connected to the moving seat 22. The inside of the moving seat 22 is rotatably connected with multiple connecting rods 21, and the circumferential surface of the threaded rod 20 is fixedly connected to multiple guide rods 23. The outer surfaces of the multiple guide rods 23 are all slidably connected to the blocking frame 18. The connecting rod 21 is rotatably connected to the front end of the blocking frame 18. The circumferential surface of the threaded rod 20 is threadedly connected to the threaded frame 17, and the threaded frame 17 is rotatably connected to the front end of the moving seat 22. The circumferential surface of the second rotating shaft 14 is provided with multiple sliding holes 19. The blocking frame 18 penetrates the second rotating shaft 14 through the sliding holes 19 and is located at the front end of the saw blade 6. When the saw blade 6 needs to be removed, the threaded frame 17 is first rotated so that the threaded frame 17 drives the moving seat 22 to move forward along the threaded rod 20. At this time, with the cooperation of the connecting rod 21, the blocking frame 18 is pulled along the guide rod 23 to move in the direction close to the threaded rod 20 until the blocking frame 18 completely enters the barrel groove 26 through the sliding hole 19, and then the saw blade 6 can be removed from the front end of the second fixed shaft for replacement; when installing a new saw blade 6, first ensure that the second rotating shaft 14 passes through the first mounting hole 11, the plug rod 15 passes through the second mounting hole 12, and the saw blade 6 fits with the baffle 16, and then the threaded frame 17 is rotated in the opposite direction, so that when the blocking frame 18 passes through the sliding hole 19 and moves to the front end of the saw blade 6, the saw blade 6 can be stably connected to the second rotating shaft 14, thereby completing the installation of the saw blade 6. During the whole process, any part of the limit assembly is always directly or indirectly connected to the threaded shaft, so that it is not easy to lose parts.

[0027] In another embodiment of the present invention, please refer to Figure 4 and Figure 5 A plurality of guide telescopic rods 24 are fixedly connected inside the barrel groove 26, a plurality of fixed seats 25 are fixedly connected to the circumferential surface of the moving seat 22, and the output ends of the plurality of guide telescopic rods 24 are respectively fixedly connected to the plurality of fixed seats 25. During operation, the moving seat 22 can move more stably along the threaded rod 20 under the cooperation of the plurality of guide telescopic rods 24 and the fixed seats 25.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An angle-adjustable panel saw, comprising a fixed frame (1), characterized in that: The upper end of the fixing frame (1) is fixedly connected to an electric telescopic rod (3), the output end of the electric telescopic rod (3) is fixedly connected to a support plate (4), the lower end of the support plate (4) is connected to a mounting shell (5) via an angle adjustment component, the rear end of the mounting shell (5) is fixedly connected to a motor (2), the output shaft end of the motor (2) is fixedly connected to a second rotating shaft (14), a front end surface of the second rotating shaft (14) is provided with a barrel groove (26), a limit assembly is installed inside the barrel groove (26), and the second rotating shaft (14) is fixedly connected to the output shaft end of the motor (2). ) is fixedly connected to a baffle (16) on its circumferential surface, the baffle (16) is located at the rear end of the limiting assembly, and a saw blade (6) is installed between the baffle (16) and the limiting assembly, a plurality of insertion rods (15) are fixedly connected to the front end of the baffle (16), a first mounting hole (11) and a plurality of second mounting holes (12) are provided on the front end surface of the saw blade (6), the second rotating shaft (14) is connected to the saw blade (6) through the first mounting hole (11), and the plurality of insertion rods (15) are respectively connected to the saw blade (6) through the plurality of second mounting holes (12).

2. The angle-adjustable panel saw according to claim 1, characterized in that: The angle adjustment assembly comprises a handle (7), a first rotating shaft (10), a worm (13) and a worm wheel (9); the lower end of the support plate (4) is rotatably connected to the first rotating shaft (10); the first rotating shaft (10) is fixedly mounted on the top of the mounting shell (5); the lower end of the support plate (4) is rotatably connected to the worm (13) via a support seat; the worm (13) is meshed with the worm wheel (9); and the front and rear ends of the worm (13) are fixedly connected to the handle (7).

3. The angle-adjustable panel saw according to claim 2, characterized in that: The lower end of the support plate (4) is fixedly connected to a bearing seat (8), and the first rotating shaft (10) passes through the bearing seat (8) and is rotatably connected to the bearing seat (8).

4. The angle-adjustable panel saw according to claim 1, characterized in that: The limiting assembly comprises a threaded frame (17), a threaded rod (20), a sliding hole (19), a blocking frame (18), a guide rod (23), a connecting rod (21) and a moving seat (22); the threaded rod (20) is fixedly connected inside the barrel groove (26); a stopper is fixedly connected to the front end of the threaded rod (20); the circumferential surface of the threaded rod (20) is slidably connected to the moving seat (22); a plurality of connecting rods (21) are rotatably connected inside the moving seat (22); the circumferential surface of the threaded rod (20) is fixedly connected to the plurality of connecting rods (21); A plurality of guide rods (23) are provided, and the outer surfaces of the plurality of guide rods (23) are slidably connected to a blocking frame (18), the connecting rod (21) is rotatably connected to the front end of the blocking frame (18), the circumferential surface of the threaded rod (20) is threadedly connected to the threaded frame (17), and the threaded frame (17) is rotatably connected to the front end of the moving seat (22), and the circumferential surface of the second rotating shaft (14) is provided with a plurality of sliding holes (19), the blocking frame (18) passes through the second rotating shaft (14) through the sliding holes (19), and is located at the front end of the saw blade (6).

5. The angle-adjustable panel saw according to claim 4, characterized in that: A plurality of guide telescopic rods (24) are fixedly connected inside the barrel groove (26), a plurality of fixed seats (25) are fixedly connected to the circumferential surface of the movable seat (22), and the output ends of the plurality of guide telescopic rods (24) are respectively fixedly connected to the plurality of fixed seats (25).

6. The angle-adjustable panel saw according to claim 2, characterized in that: The lengths of the first rotating shaft (10) and the second rotating shaft (14) are both greater than the thickness of the saw blade (6).

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