Cutting mechanism of cutting machine

Abstract

The cutting mechanism of the cutting machine comprises a handle, an inner cavity of the handle is provided with a motor, a shell is provided at the front end of the handle, a plug-in ring is provided on the shell facing the handle side, the plug-in ring is plugged into the handle, a slot is provided on the outer wall of the plug-in ring, a glass bead screw abutting against the slot is provided on the handle, a handle is provided on the outer side of the shell, a lower cover is provided on the lower side of the shell, indexing holes are evenly provided on the outer wall of the lower cover along its circumference, a rotating disk is rotatably provided on the outer side of the lower cover, indexing pins matching the limit blocks are provided at the corresponding indexing holes on the rotating disk, a protective disk and a protective cover are provided at the lower end of the rotating disk, a cutting shaft is provided in the inner cavity of the shell, the lower end of the cutting shaft passes through the lower cover and extends between the protective disk and the protective cover, and a saw blade is provided at the end; the utility model has the advantages of simple structure, reasonable design, and the shell and the protective disk can be rotated and adjusted according to the environment.

Description

Technical Field

[0001] The utility model relates to a cutting machine, in particular to a cutting mechanism of the cutting machine. Background Art

[0002] Metal cutting is generally done by shearing with a shearing machine or sawing with a cutting machine. Among them, the cutting machine is widely used due to its advantages such as easy use, flat cutting section, and low cutting loss. The structures between the handle, shell and protective plate of the common cutting machines on the market are fixedly connected, which makes the cutting machine extremely inconvenient to use in some special environments, greatly limiting the use and promotion of the cutting machine. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and provides a cutting mechanism of a cutting machine with a simple structure, reasonable design, and a housing and a protection plate that can be rotated and adjusted according to the environment.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a cutting mechanism of a cutting machine, comprising a handle, an inner cavity of the handle is provided with a motor, a shell is provided at the front end of the handle, a plug-in ring is provided on the shell facing the handle side, the plug-in ring is plugged into the handle, a slot is provided on the outer wall of the plug-in ring, a glass bead screw abutting against the slot is provided on the handle, a handle is provided on the outer side of the shell, a lower cover is provided on the lower side of the shell, indexing holes are uniformly provided on the outer wall of the lower cover along its circumference, a rotating disk is rotatably provided on the outer side of the lower cover, indexing pins matching the limit blocks are provided on the rotating disk corresponding to the indexing holes, a protective disk and a protective cover are provided at the lower end of the rotating disk, a cutting shaft is provided in the inner cavity of the shell, the lower end of the cutting shaft passes through the lower cover and extends between the protective disk and the protective cover, and a saw blade is provided at the end.

[0005] Preferably, the shell has a side end surface facing the handle and is evenly provided with limit grooves along the circumference of the outer side of the plug-in ring, a limit steel ball is provided in the limit groove, a limit spring is provided between the limit steel ball and the bottom of the limit groove, and a limit hole is provided on the side end surface of the handle facing the shell at the position corresponding to the limit steel ball.

[0006] Preferably, first bearings are provided between the upper and lower sides of the inner cavity of the rotating disk and the lower cover, and the lower cover is provided with bearing retaining rings on the lower sides of the two first bearings.

[0007] Preferably, the cutting shaft is sleeved with an output gear connected to the motor transmission, the output gear is evenly provided with locking holes, and the housing is provided with locking pins at locations corresponding to the locking holes.

[0008] Preferably, one side of the protection plate and the protective cover is provided with a cutting notch for saw blade cutting, and the protection plate and the protective cover are provided with a rest iron on the side of the cutting notch that rotates toward the saw blade.

[0009] The shell and the handle of the utility model are connected by a plug-in ring and a glass bead screw. The shell can be rotated relative to the handle to adjust the angle between the saw blade and the shell, and a limiting hole and a limiting steel ball are provided between the shell and the handle to limit the shell and the handle to prevent the shell from rotating during cutting. A rotating disk is provided between the protective disk and the lower cover of the shell, and the rotating disk can be rotated to adjust the position of the cutting notch according to actual environmental conditions. Indexing holes and indexing pins are respectively provided on the outer wall of the lower cover and the rotating disk for limiting, to prevent the protective disk from rotating during cutting. The utility model has the advantages of simple structure, reasonable design, and the shell and the protective disk can be rotated and adjusted according to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a top view of an embodiment of the utility model;

[0011] Figure 2 This utility model Figure 1 AA section view;

[0012] Figure 3 This utility model Figure 1 BB cross-sectional view;

[0013] Figure 4 It is a side sectional view of an embodiment of the utility model.

[0014] In the figure: 1. handle; 2. motor; 3. housing; 4. plug-in ring; 5. slot; 6. glass bead screw; 7. handle; 8. lower cover; 9. indexing hole; 10. rotating disk; 11. indexing pin; 12. protection disk; 13. protective cover; 14. cutting shaft; 15. saw blade; 16. limit groove; 17. limit steel ball; 18. limit spring; 19. limit hole; 20. first bearing; 21. bearing retaining ring; 22. output gear; 23. locking hole; 24. locking pin; 25. cutting notch; 26. iron. DETAILED DESCRIPTION

[0015] The technical solution of the utility model is further described in detail below through specific embodiments and in conjunction with the accompanying drawings.

[0016] Example:

[0017] like Figures 1 to 4The cutting mechanism of a cutting machine shown in the figure comprises a handle 1, an inner cavity of the handle 1 is provided with a motor 2, a front end of the handle 1 is provided with a shell 3, a plug-in ring 4 is provided on the shell 3 facing the handle 1, the plug-in ring 4 is plugged into the handle 1, a slot 5 is provided on the outer wall of the plug-in ring 4, a glass ball screw 6 abutting against the slot 5 is provided on the handle 1, a limiting groove 16 is uniformly provided along the circumference of the outer side of the plug-in ring 4 on the end face of the shell 3 facing the handle 1, a limiting steel ball 17 is provided in the limiting groove 16, a limiting spring 18 is provided between the limiting steel ball 17 and the bottom of the groove, a limiting hole 19 is provided on the end face of the handle 1 facing the shell 3 at a position corresponding to the limiting steel ball 17, and a handle 7 is provided on the outer side of the shell 3.

[0018] A lower cover 8 is provided at the lower side of the shell 3, and indexing holes 9 are evenly opened on the outer wall of the lower cover 8 along its circumference. A rotating disk 10 is rotatably provided at the outer side of the lower cover 8, and first bearings 20 are provided between the upper and lower sides of the inner cavity of the rotating disk 10 and the lower cover 8. The lower cover 8 is provided with bearing retaining rings 21 on the lower sides of the two first bearings 20, and indexing pins 11 matching the limit blocks are provided at the positions corresponding to the indexing holes 9 on the rotating disk 10.

[0019] A protective disc 12 and a protective cover 13 are provided at the lower end of the rotating disc 10, a cutting shaft 14 is provided in the inner cavity of the shell 3, the lower end of the cutting shaft 14 passes through the lower cover 8 and extends between the protective disc 12 and the protective cover 13, and a saw blade 15 is provided at the end thereof, an output gear 22 connected to the motor 2 is sleeved on the cutting shaft 14, locking holes 23 are evenly provided on the output gear 22, and locking pins 24 are provided at positions corresponding to the locking holes 23 on the shell 3; a cutting notch 25 for cutting by the saw blade 15 is provided on one side of the protective disc 12 and the protective cover 13, and a rest iron 26 is provided on the side of the cutting notch 25 that rotates toward the saw blade 15 of the protective disc 12 and the protective cover 13.

[0020] The shell 3 of the utility model is connected to the handle 1 through the plug-in ring 4 and the glass bead screw 6. The shell 3 can be rotated relative to the handle 1 to adjust the angle between the saw blade 15 and the shell 3, and a limiting hole 19 and a limiting steel ball 17 are set between the shell 3 and the handle 1 to limit the shell 3 and the handle 1 to prevent the shell 3 from rotating during cutting. A rotating disk 10 is set between the protective disk 12 and the lower cover 8 of the shell 3. The rotating disk 10 can be rotated to adjust the position of the cutting notch 25 according to the actual environmental conditions, and indexing holes 9 and indexing pins 11 are respectively set on the outer wall of the lower cover 8 and the rotating disk 10 for limiting, so as to prevent the protective disk 12 from rotating during cutting.

[0021] The above-described embodiment is only a preferred solution of the present invention and does not limit the present invention in any form. There are other variations and modifications without exceeding the technical solution described in the claims.

Claims

1. A cutting mechanism of a cutting machine, comprising a handle (1), wherein a motor (2) is disposed in an inner cavity of the handle (1), and characterized in that: The handle (1) is provided with a shell (3) at the front end thereof, and a plug-in ring (4) is provided on the side of the shell (3) facing the handle (1), the plug-in ring (4) is plugged into the handle (1), a slot (5) is provided on the outer wall of the plug-in ring (4), and a glass bead screw (6) abutting against the slot (5) is provided on the handle (1), a handle (7) is provided on the outer side of the shell (3), and a lower cover (8) is provided on the lower side of the shell (3), and the outer wall of the lower cover (8) is provided with graduated grooves evenly arranged along its circumference. A hole (9) is provided on the outer side of the lower cover (8), and a rotating disk (10) is rotatably provided. An indexing pin (11) matching the limit block is provided on the rotating disk (10) at a position corresponding to the indexing hole (9). A protective disk (12) and a protective cover (13) are provided at the lower end of the rotating disk (10). A cutting shaft (14) is provided in the inner cavity of the housing (3). The lower end of the cutting shaft (14) passes through the lower cover (8) and extends between the protective disk (12) and the protective cover (13), and a saw blade (15) is provided at the end thereof.

2. The cutting mechanism of the cutting machine according to claim 1, characterized in that: The end surface of the shell (3) facing the handle (1) is provided with a limiting groove (16) uniformly along the circumference of the outer side of the plug-in ring (4), a limiting steel ball (17) is provided in the limiting groove (16), and a limiting spring (18) is provided between the limiting steel ball (17) and the bottom of the limiting groove (16), and the end surface of the handle (1) facing the shell (3) is provided with a limiting hole (19) at a position corresponding to the limiting steel ball (17).

3. The cutting mechanism of the cutting machine according to claim 1, characterized in that: First bearings (20) are provided between the upper and lower sides of the inner cavity of the rotating disk (10) and the lower cover (8), and the lower cover (8) is provided with bearing retaining rings (21) on the lower sides of the two first bearings (20).

4. The cutting mechanism of the cutting machine according to claim 1, characterized in that: An output gear (22) is sleeved on the cutting shaft (14) and is transmission-connected to the motor (2). Locking holes (23) are evenly arranged on the output gear (22). Locking pins (24) are arranged on the housing (3) at locations corresponding to the locking holes (23).

5. The cutting mechanism of the cutting machine according to claim 1, characterized in that: A cutting notch (25) for cutting by the saw blade (15) is provided on one side of the protection plate (12) and the protection cover (13), and a support iron (26) is provided on the side of the protection plate (12) and the protection cover (13) that rotates toward the saw blade (15) from the cutting notch (25).

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