Multipurpose saw

Abstract

The utility model relates to the field of multi-purpose saws, and particularly provides a multi-purpose saw. The saw comprises a frame body mechanism, a saw blade mechanism and an adjusting mechanism, the frame body mechanism comprises a saw frame, the top end of the saw frame is fixedly connected with a handle, a saw blade is arranged at the bottom end of a rotating rod, the adjusting mechanism comprises an adjusting rod, the top end of the adjusting rod is fixedly connected to the right side of the bottom end of the saw frame, and an adjusting handle is arranged at the bottom end of the adjusting rod. Through cooperation of the frame body mechanism and the saw blade mechanism, the technical problems that most existing woodworking hand saws are single in structure, the angle of saw blades is fixed and cannot be adjusted after the saw blades are installed, a straight saw and a triangular saw need to be used at the same time for sawing wood in different forms, and the application range is small and not convenient are solved.

Description

Technical Field

[0001] The utility model relates to the field of multi-purpose saws, in particular to a multi-purpose saw with multiple uses. Background Art

[0002] A saw is a tool used to saw or cut wood or other items that need to be processed. A saw is generally composed of a saw frame, a saw blade and a handle. There are many types of saws according to different usage requirements. Among them, various hand saws for carpenters are the most widely used. Saws are used to cut various wooden materials to achieve the required size or shape.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: currently most woodworking hand saws have a single structure, and the angle of the saw blade is fixed and cannot be adjusted after installation. When cutting wood of different shapes, a straight saw and a triangular saw need to be used simultaneously, which has a small range of uses and is not very convenient. Utility Model Content

[0004] In order to improve the problem that most current woodworking hand saws have a single structure, the angle of their saw blades is fixed and cannot be adjusted after installation, and when cutting different shapes of wood, a straight saw and a triangular saw need to be used simultaneously, which has a small range of uses and is not very convenient, the present application provides a multi-purpose saw.

[0005] The present application provides a multi-purpose multi-purpose saw adopts the following technical scheme: a multi-purpose multi-purpose saw, including a frame mechanism, a saw blade mechanism and an adjustment mechanism, the frame mechanism includes a saw frame, a handle is fixedly connected to the top of the saw frame, a sliding groove is provided at the bottom of the saw frame, a sliding seat is provided on the left side of the bottom end of the saw frame, the saw blade mechanism includes a rotating rod, a first threaded hole is provided at both ends of the rotating rod, the rotating rod is located at the bottom end of the saw frame, a saw blade is provided at the bottom end of the rotating rod, the adjustment mechanism includes an adjusting rod, the top end of the adjusting rod is fixedly connected to the right side of the bottom end of the saw frame, and the bottom end of the adjusting rod is provided with an adjustment handle.

[0006] It is further provided that a sliding block is provided inside the sliding groove, the bottom end of the sliding block is fixedly connected to the top end of the sliding seat, and the left end of the rotating rod is rotatably connected to the inner end of the bottom of the sliding seat through a rotating shaft.

[0007] It is further provided that a plug-in slot is provided at the bottom end of the rotating rod, a plug-in strip is fixedly connected to the top end of the saw blade, and the plug-in strip is plugged into the plug-in slot.

[0008] It is further configured that two groups of fastening bolts are provided at the front end of the rotating rod, two groups of second threaded holes are opened at the front end of the rotating rod and the front end of the plug-in strip, and the fastening bolts are threadedly connected to the second threaded holes.

[0009] It is further provided that an adjusting groove is provided at the front end of the adjusting rod, a threaded rod is provided in the adjusting groove, the top end of the threaded rod is connected to the top end of the adjusting groove through a bearing, and the bottom end of the threaded rod is fixedly connected to the adjusting handle.

[0010] It is further arranged that a nut seat is provided on the threaded rod through a threaded sleeve, and a front end of the nut seat is rotatably connected to a support block through a rotating shaft.

[0011] It is further provided that a limiting bolt is provided at the right end of the support block through a thread, and a left end of the limiting bolt passes through the support block and is threadedly connected to the first threaded hole.

[0012] Compared with the related art, the multi-purpose saw provided by the utility model has the following beneficial effects:

[0013] The utility model provides a multi-purpose multi-purpose saw, which solves the technical problem that most current woodworking hand saws have a single structure through the cooperation of a frame mechanism and a saw blade mechanism, the angle of the saw blade is fixed and cannot be adjusted after installation, and when cutting wood of different shapes, a straight saw and a triangular saw need to be used simultaneously to complete the task, and the scope of use is small and it is not very convenient. The fastening bolt is rotated to separate it from the second threaded hole, so that personnel can quickly install and disassemble the saw blade. Through the arrangement of the sliding seat and the rotating rod, the rotating rod can be rotated to make the saw blade flip upward, and the sliding seat is pushed to rotate the limiting bolt to make it threadedly connected to the first threaded hole, so as to avoid the risk of being cut by the saw blade when carrying and storing the saw. The utility model has a simple and stable structure and good practicality.

[0014] The utility model provides a multi-purpose saw. Through the setting of the adjustment mechanism, the adjustment handle is rotated to drive the support block to move by utilizing the threaded rotation, so that personnel can adjust the angle of the saw blade according to sawing needs, thereby realizing rapid switching between the straight saw and the triangular saw structure, effectively improving the overall application range of the utility model and having good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of a multi-purpose saw provided by the utility model;

[0016] Figure 2 This is a schematic diagram of the overall side view structure of the utility model;

[0017] Figure 3 For this utility model Figure 1 A is an enlarged schematic diagram of the structure;

[0018] Figure 4 For this utility model Figure 2 Enlarged structural diagram at point B.

[0019] Numbers in the figure: 1. frame mechanism; 101. saw frame; 102. sliding groove; 103. sliding block; 104. sliding seat; 105. handle; 2. saw blade mechanism; 201. rotating rod; 202. saw blade; 203. first threaded hole; 204. plug-in groove; 205. plug-in strip; 206. second threaded hole; 207. fastening bolt; 3. adjustment mechanism; 301. adjustment rod; 302. adjustment handle; 303. support block; 304. bearing; 305. threaded rod; 306. nut seat; 307. limit bolt; 308. adjustment groove. Implementation

[0020] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the accompanying drawings. The accompanying drawings show typical embodiments of the present invention. Example

[0021] like Figure 1-4 As shown, a multi-purpose saw of the utility model comprises a frame mechanism 1, a saw blade mechanism 2 and an adjusting mechanism 3, the frame mechanism 1 comprises a saw frame 101, a handle 105 is fixedly connected to the top of the saw frame 101, a sliding groove 102 is provided at the bottom of the saw frame 101, a sliding seat 104 is provided at the left side of the bottom end of the saw frame 101, the saw blade mechanism 2 comprises a rotating rod 201, a first threaded hole 203 is provided at both ends of the rotating rod 201, the rotating rod 201 is located at the bottom end of the saw frame 101, a saw blade 202 is provided at the bottom end of the rotating rod 201, the adjusting mechanism 3 comprises an adjusting rod 301, the top end of the adjusting rod 301 is fixedly connected to the right side of the bottom end of the saw frame 101, and an adjusting handle 302 is provided at the bottom end of the adjusting rod 301.

[0022] like Figure 1-4 As shown, a sliding block 103 is provided inside the sliding groove 102, the bottom end of the sliding block 103 is fixedly connected to the top end of the sliding seat 104, and the left end of the rotating rod 201 is rotatably connected to the inner end of the bottom of the sliding seat 104 through a rotating shaft.

[0023] like Figure 1-4 As shown, a plug-in slot 204 is provided at the bottom end of the rotating rod 201 , and a plug-in bar 205 is fixedly connected to the top end of the saw blade 202 , and the plug-in bar 205 is plugged into the plug-in slot 204 .

[0024] like Figure 1-4 As shown, two groups of fastening bolts 207 are provided at the front end of the rotating rod 201 , and two groups of second threaded holes 206 are opened at the front end of the rotating rod 201 and the front end of the plug-in strip 205 , and the fastening bolts 207 are threadedly connected to the second threaded holes 206 .

[0025] During implementation, the fastening bolt 207 is rotated to separate it from the second threaded hole 206, so as to facilitate personnel to quickly install and disassemble the saw blade 202. Through the arrangement of the sliding seat 104 and the rotating rod 201, the rotating rod 201 can be rotated to make the saw blade 202 flip upward, and the sliding seat 101 is pushed to rotate the limit bolt 307 to make it threadedly connected to the first threaded hole 203, thereby avoiding the risk of being cut by the saw blade 202 when carrying and storing. The structure is simple and stable, and has good practicality. Example

[0026] like Figure 1-4 As shown, based on the first embodiment, the utility model provides a multi-purpose multi-purpose saw technical solution: an adjustment groove 308 is opened at the front end of the adjustment rod 301, a threaded rod 305 is arranged in the adjustment groove 308, the top end of the threaded rod 305 is connected to the top end of the adjustment groove 308 through a bearing 304, and the bottom end of the threaded rod 305 is fixedly connected to the adjustment handle 302.

[0027] like Figure 1-4 As shown, a nut seat 306 is provided on the threaded rod 305 through a threaded sleeve, and the front end of the nut seat 306 is rotatably connected to the support block 303 through a rotating shaft.

[0028] like Figure 1-4 As shown, a limiting bolt 307 is threadedly disposed at the right end of the support block 303 , and a left end of the limiting bolt 307 passes through the support block 303 and is threadedly connected to the first threaded hole 203 .

[0029] During implementation, through the setting of the adjustment mechanism 3, the threaded rod 305 is driven to rotate by rotating the adjustment handle 302, and the nut seat 306 is driven to move by the rotation of the thread, the nut seat 306 drives the support block 303 to move, and the support block 303 drives the limit bolt 307 to move, thereby driving the rotating rod 201 to rotate, so that personnel can adjust the angle of the saw blade 202 according to sawing needs, thereby realizing the rapid switching of the straight saw and triangular saw structures, effectively improving the overall application scope of the utility model, and having good practicality.

[0030] The advantages of this technical solution in practical applications include but are not limited to the following:

[0031] 1. Rotate the fastening bolt 207 to separate it from the second threaded hole 206 so as to facilitate personnel to quickly install and disassemble the saw blade 202. Through the arrangement of the sliding seat 104 and the rotating rod 201, rotating the rotating rod 201 can make the saw blade 202 flip upward, and push the sliding seat 101 to rotate the limit bolt 307 so that it is threadedly connected to the first threaded hole 203, thereby avoiding the risk of being cut by the saw blade 202 when carrying and storing. The structure is simple and stable, and has good practicality.

[0032] 2. Through the setting of the adjustment mechanism 3, the threaded rod 305 is driven to rotate by rotating the adjustment handle 302, and the nut seat 306 is driven to move by the rotation of the thread, and the nut seat 306 drives the support block 303 to move, and the support block 303 drives the limit bolt 307 to move, thereby driving the rotating rod 201 to rotate, so that personnel can adjust the angle of the saw blade 202 according to sawing needs, thereby realizing the rapid switching of the straight saw and the triangular saw structure, effectively improving the overall application scope of the utility model, and having good practicality.

[0033] The present technical solution separates the fastening bolt 207 from the second threaded hole 206 by rotating it, thereby facilitating personnel to quickly install and disassemble the saw blade 202. Through the arrangement of the sliding seat 104 and the rotating rod 201, the saw blade 202 can be flipped upward by rotating the rotating rod 201, and the sliding seat 101 is pushed to rotate the limiting bolt 307 so that it is threadedly connected to the first threaded hole 203. The threaded rod 305 is driven to rotate by rotating the adjusting handle 302, and the nut seat 306 is driven to move by the rotation of the thread. The nut seat 306 drives the support block 303 to move, and the support block 303 drives the limiting bolt 307 to move, thereby driving the rotating rod 201 to rotate, so that personnel can adjust the angle of the saw blade 202 according to sawing needs.

[0034] The above are only exemplary embodiments of the present disclosure, and the scope of the present disclosure cannot be limited thereto. That is, any equivalent changes and modifications made according to the teachings of the present disclosure are still within the scope of the present disclosure. After considering the disclosure of the specification and the truth of practice, it will be easy for those skilled in the art to think of other embodiments of the present disclosure. This application is intended to cover any variation, use or adaptive change of the present disclosure, which follows the general principles of the present disclosure and includes common knowledge or customary technical means in the technical field not recorded in the present disclosure.

Claims

1. A multi-purpose saw, comprising a frame mechanism (1), a saw blade mechanism (2) and an adjustment mechanism (3), characterized in that: The frame mechanism (1) comprises a saw frame (101), a handle (105) is fixedly connected to the top of the saw frame (101), a sliding groove (102) is provided at the bottom of the saw frame (101), and a sliding seat (104) is provided on the left side of the bottom end of the saw frame (101); the saw blade mechanism (2) comprises a rotating rod (201), first threaded holes (203) are provided at both left and right ends of the rotating rod (201), the rotating rod (201) is located at the bottom end of the saw frame (101), and a saw blade (202) is provided at the bottom end of the rotating rod (201); the adjustment mechanism (3) comprises an adjustment rod (301), the top end of the adjustment rod (301) is fixedly connected to the right side of the bottom end of the saw frame (101), and the bottom end of the adjustment rod (301) is provided with an adjustment handle (302).

2. A multi-purpose saw according to claim 1, characterized in that: A sliding block (103) is provided inside the sliding groove (102), the bottom end of the sliding block (103) is fixedly connected to the top end of the sliding seat (104), and the left end of the rotating rod (201) is rotatably connected to the inner end of the bottom of the sliding seat (104) via a rotating shaft.

3. The multi-purpose saw according to claim 1, characterized in that: The bottom end of the rotating rod (201) is provided with a plug-in slot (204), the top end of the saw blade (202) is fixedly connected with a plug-in bar (205), and the plug-in bar (205) is plugged into the plug-in slot (204).

4. The multi-purpose saw according to claim 1, characterized in that: Two groups of fastening bolts (207) are provided at the front end of the rotating rod (201), and two groups of second threaded holes (206) are provided at the front end of the rotating rod (201) and the front end of the plug-in strip (205), and the fastening bolts (207) are threadedly connected to the second threaded holes (206).

5. The multi-purpose saw according to claim 1, characterized in that: The front end of the adjusting rod (301) is provided with an adjusting groove (308), a threaded rod (305) is arranged in the adjusting groove (308), the top end of the threaded rod (305) is connected to the top end of the adjusting groove (308) via a bearing (304), and the bottom end of the threaded rod (305) is fixedly connected to the adjusting handle (302).

6. The multi-purpose saw according to claim 5, characterized in that: A nut seat (306) is provided on the threaded rod (305) via a threaded sleeve, and a front end of the nut seat (306) is rotatably connected to a support block (303) via a rotating shaft.

7. A multi-purpose saw according to claim 6, characterized in that: The right end of the support block (303) is provided with a limiting bolt (307) through a thread, and the left end of the limiting bolt (307) passes through the support block (303) and is threadedly connected to the first threaded hole (203).

Images