Saw tooth structure and saw disc thereof
By setting grooves and chip removal structures on the cutting surface of the saw blade, the vibration problem caused by the high cutting resistance of traditional saw blades is solved, resulting in a smoother cutting surface and a more efficient cutting effect.
Patent Information
- Application Number
- CN202422328964.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-24
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-09-24
AI Technical Summary
Traditional alloy saw blades have a complete flat surface on the front of the saw teeth, resulting in high cutting resistance and easy vibration, which can cause grain or smudges on the cut surface of the wood.
Grooves are set on the cutting surface of the serrated structure to reduce the contact area between the teeth and the cutting material, and a chip removal structure is designed in the grooves to facilitate chip removal, thereby improving the stability and efficiency of the cutting process.
It effectively reduces cutting resistance, improves the smoothness of the cutting surface, reduces motor load, reduces the occurrence of defects, and improves cutting quality and efficiency.
Smart Images
Figure CN223849479U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to alloy saw blade technical field, especially a sawtooth structure and saw disc thereof. BACKGROUND
[0002] Alloy saw blade is widely used in woodworking furniture factory, and is used for cutting wood into certain size and various pattern plate parts.
[0003] Therefore, the present application needs a technical scheme to solve the technical problem that the traditional sawtooth has a complete front surface, large cutting resistance, easy to vibrate, and causes the wood cutting surface to have lines or a paste surface. INVENTION CONTENTS
[0004] The utility model discloses a sawtooth structure and saw disc thereof, which solves the technical problem that the traditional sawtooth has a complete front surface, large cutting resistance, easy to vibrate, and causes the wood cutting surface to have lines or a paste surface.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the technical scheme that:
[0006] A sawtooth structure includes a tooth body, the tooth body is provided with a cutting surface and a mounting surface, the cutting surface and the mounting surface are oppositely arranged on both sides of the tooth body, the mounting surface is used for connecting with a saw disc, the cutting surface is used for contacting with cutting material, and a groove is arranged on the cutting surface.
[0007] The utility model discloses a sawtooth structure, when using, the tooth body is connected with the edge of the saw disc through the mounting surface, the cutting surface contacts with the cutting material during the rotation of the saw disc, and the cutting operation is carried out on the cutting material.
[0008] As a preferred scheme of the utility model, the groove is arranged in a circular arc shape and penetrates through the two side surfaces in the thickness direction of the tooth body.
[0009] As an improved scheme of the utility model, the tooth body comprises a contact section and a chip removal section connected with each other, the thickness of the chip removal section is less than that of the contact section, and a step is formed between the side wall of the chip removal section and the side wall of the contact section. During the cutting process, the two sides of the contact section and the two sides of the notch are attached, and the chip removal section is slightly smaller in thickness, so that a certain width gap is formed between the side of the chip removal section and the side of the notch, thereby facilitating the discharge of the cutting chip through the gap, avoiding cutting obstruction, and ensuring the cutting quality.
[0010] As an improved scheme of the utility model, the recess is connected to the end of the step. The cutting chip entering the recess can be discharged through the chip removal section, thereby improving the discharge efficiency of the cutting chip in the recess.
[0011] As an improved scheme of the utility model, an arc-shaped chamfer is arranged between the contact section and the chip removal section. The stress concentration between the contact section and the chip removal section is prevented, and the structural strength of the entire tooth body is improved.
[0012] The utility model also provides a saw disc, including saw disc body, the saw disc body is equipped with a plurality of saw tooth mounting block, a plurality of saw tooth mounting block surrounds the saw disc body edge even setting, be provided with tooth slot between every two adjacent saw tooth mounting block, every saw tooth mounting block all is provided with one kind saw tooth structure as mentioned above.
[0013] The utility model discloses a saw disc, when using, the rotation of saw disc drives the rotation of the tooth body around saw disc, and the cutting surface of the front of tooth body contacts cutting material and carries out cutting operation to cutting material, because the recess is arranged on the cutting surface of tooth body, reduces the contact area of tooth body and cutting material, and the cutting resistance becomes small, and tooth body contacts cutting material more stably, and improves cutting quality.
[0014] Preferably, the saw tooth mounting block side is provided with a bearing table, the end wall of the tooth body is connected with the bearing table, and the mounting surface is connected with the side of the saw tooth mounting block. The tooth body is welded on the saw disc through high-frequency induction, and the design of the bearing table can increase the connection area of the saw tooth mounting block and the tooth body, so that the tooth body is more stable on the saw disc.
[0015] Preferably, the saw disc body is provided with a plurality of expansion joints, and the expansion joints are communicated with the tooth slots. During the high-speed rotation cutting process of the saw disc body, the saw disc body will heat and expand, and the expansion joints can well avoid the damage problem caused by the expansion of the saw disc body.
[0016] In conclusion, due to the adoption of the above technical scheme, the utility model has the beneficial effects that:
[0017] 1. The sawtooth structure provided by the utility model, by setting the groove on the cutting surface of the tooth body, the effective cutting surface is shortened, the cutting resistance is reduced, the cutting process is more stable, so that the machined wood cutting surface is smoother, and the generation of adverse conditions such as lines is reduced.
[0018] 2. The sawtooth structure provided by the utility model, by setting the groove on the cutting surface of the tooth body, the effective cutting surface is shortened, the cutting resistance is reduced, the motor load can be reduced, and the energy consumption is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 is a schematic view of the sawtooth structure of the utility model;
[0020] Figure 2 is a schematic view of the saw disc of the utility model;
[0021] Figure 3 is a schematic view of the saw disc body of the utility model;
[0022] Figure 4 is Figure 3 an enlarged view of the A area in figure;
[0023] Mark in the figure: 1-tooth body, 101-contact section, 102-chip removal section, 11-cutting surface, 12-mounting surface, 13-groove, 14-step, 15-circular arc chamfer, 2-saw disc body, 21-sawtooth mounting block, 211-bearing table, 22-tooth slot, 23-expansion joint. DETAILED DESCRIPTION
[0024] The utility model will be described in detail below in combination with the drawings.
[0025] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model will be described in further detail below in combination with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model. Example 1
[0026] As Figure 1 shown, the sawtooth structure in the embodiment includes tooth body 1, the tooth body 1 is provided with cutting surface 11 and mounting surface 12, the cutting surface 11 and the mounting surface 12 are oppositely arranged on both sides of the tooth body 1, the mounting surface 12 is used to be connected with the saw disc, the cutting surface 11 is used to contact with cutting material, the cutting surface 11 is provided with groove 13.
[0027] In use, the tooth body 1 is connected to the edge of the saw disc through the mounting surface 12, and the cutting surface 11 is in contact with the cutting material during the rotation of the saw disc to perform cutting operation on the cutting material. Since the groove 13 is arranged on the cutting surface 11, the contact area between the tooth body 1 and the cutting material can be reduced, that is, the effective cutting surface is shortened, the cutting resistance is reduced, the contact between the tooth body 1 and the cutting material is more stable, the cutting surface of the processed wood is smooth, and the generation of undesirable conditions such as lines is reduced.
[0028] The groove 13 is arranged in a circular arc shape and penetrates through the two side surfaces in the thickness direction of the tooth body 1, so that the cutting chips generated during the cutting process can be easily discharged into the groove 13, avoiding the accumulation of cutting chips in the groove 13. Embodiment 2
[0029] As shown in Figure 1 , the difference between this embodiment and embodiment 1 is that the tooth body 1 includes a contact section 101 and a chip removal section 102 connected to each other, the thickness of the chip removal section 102 is smaller than that of the contact section 101, and a step 14 is formed between the side wall of the chip removal section 102 and the side wall of the contact section 101.
[0030] In this embodiment, the two sides of the contact section 101 are in contact with the two sides of the cutting groove during the cutting process, and the chip removal section 102 is slightly smaller in thickness, so that a gap of a certain width is formed between the side of the chip removal section 102 and the side of the cutting groove, thereby facilitating the discharge of the cutting chips through the gap, avoiding cutting obstruction, and ensuring cutting quality.
[0031] Further, the groove 13 is connected to the end of the step 14, so that the cutting chips entering the groove 13 can be discharged through the chip removal section 102, improving the discharge efficiency of the cutting chips in the groove 13.
[0032] Further, an arc-shaped chamfer is arranged between the contact section 101 and the chip removal section 102 to prevent stress concentration between the contact section 101 and the chip removal section 102 and improve the structural strength of the entire tooth body 1. Embodiment 3
[0033] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the present embodiment provides a saw disc, which includes a saw disc body 2, the saw disc body 2 is provided with a plurality of saw tooth mounting blocks 21, a plurality of saw tooth mounting blocks 21 are uniformly arranged around the edge of the saw disc body 2, a tooth groove 22 is arranged between adjacent two saw tooth mounting blocks 21, and each saw tooth mounting block 221 is provided with a saw tooth structure as described in embodiment 1 or embodiment 2.
[0034] In use, the tooth body 1 around the saw disc body 2 is driven to rotate by rotation of the saw disc body 2, the cutting surface 11 on the front surface of the tooth body 1 is in contact with the cutting material, and the cutting material is cut, since the recess 13 is arranged on the cutting surface 11 of the tooth body 1, the contact area of the tooth body 1 and the cutting material is reduced, the cutting resistance is small, the tooth body and the cutting material are in contact more stably, and the cutting quality is improved.
[0035] Further, the saw tooth mounting block 21 is provided with a bearing table 211, the end wall of the tooth body 1 is connected with the bearing table 211, the mounting surface 12 is connected with the side surface of the saw tooth mounting block 21, the tooth body 1 is welded on the saw disc body by high-frequency induction, and the design of the bearing table 211 can increase the connection area of the saw tooth mounting block 21 and the tooth body 1, so that the tooth body 1 is more stable in connection on the saw disc body 2.
[0036] Further, the saw disc body 2 is provided with a plurality of expansion joints 23, the expansion joints 23 are communicated with the tooth grooves 22, in the cutting process of high-speed rotation of the saw disc body 2, the saw disc body 2 is heated and expanded, and the expansion joints 23 can well avoid damage problems caused by expansion of the saw disc body 2.
[0037] The above only describes preferred embodiments of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A sawtooth structure, characterized by, The tooth body (1) is provided with a cutting surface (11) and a mounting surface (12) oppositely arranged on both sides of the tooth body (1), the mounting surface (12) is used for connecting with a saw disc, and the cutting surface (11) is used for contacting with cutting materials, the cutting surface (11) is provided with a groove (13), the tooth body (1) comprises a contact section (101) and a chip removal section (102) connected with each other, the thickness of the chip removal section (102) is smaller than that of the contact section (101), and a step (14) is formed between the side wall of the chip removal section (102) and the side wall of the contact section (101).
2. The sawtooth structure of claim 1, wherein, The groove (13) is arranged in a circular arc shape and penetrates through both sides of the tooth body (1) in the thickness direction.
3. The sawtooth structure of claim 1, wherein, The groove (13) is connected to the end of the step (14).
4. The sawtooth structure of claim 3, wherein, An arc-shaped chamfer (15) is arranged between the contact section (101) and the chip removal section (102).
5. A saw disc comprising a saw disc body (2) provided with a plurality of saw tooth mounting blocks (21), the plurality of saw tooth mounting blocks (21) being evenly arranged around the edge of the saw disc body (2), and a tooth slot (22) being arranged between two adjacent saw tooth mounting blocks (21), characterized in that, Each sawtooth mounting block (21) is provided with a sawtooth structure as claimed in any one of claims 1-4.
6. The saw disc of claim 5, wherein, A bearing table (211) is arranged on the side surface of the sawtooth mounting block (21), the end wall of the tooth body (1) is connected with the bearing table (211), and the mounting surface (12) is connected with the side surface of the sawtooth mounting block (21).
7. The saw disc of claim 5, wherein, The saw disc body (2) is provided with a plurality of expansion joints (23) in communication with the tooth groove (22).