Circular saw blade with hump combined teeth
By designing a circular saw blade with hump teeth, the problems of thermal bending and burrs were solved, cutting accuracy was improved and rotational noise was reduced, achieving efficient and precise cutting.
Patent Information
- Application Number
- CN202423246727.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2026-02-03
- Estimated Expiration
- 2034-12-27
AI Technical Summary
Existing circular saw blades are prone to thermal bending deformation and burrs during long-term cutting, which affects cutting accuracy and aesthetics, and burrs are also easily generated when cutting materials with low hardness.
Design a circular saw blade with hump teeth. By combining snap-fit components and gear components, including heat dissipation grooves and hump teeth, the thermal bending problem is solved, and the hump teeth and semi-circular grooves reduce noise and burr generation.
It improves cutting accuracy, reduces burr generation, lowers rotational noise, and avoids deformation caused by hot bending and cutting pressure.
Smart Images
Figure CN223862963U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to circular saw blade technical field more particularly to a kind of circular saw blade with hump combination tooth. BACKGROUND
[0002] Circular saw blade is a kind of thin sheet circular cutter for cutting solid materials, widely used in woodworking, metal processing and other industries, its principle is to cut object into the shape and size required by high-speed rotating saw blade, circular saw blade is widely used in cutting wood, plywood, shaving board and other materials in woodworking industry, suitable for furniture manufacturing, floor installation and other processes, different material circular saw blades, such as carbide saw blade and diamond saw blade, can cut different types of wood, meet different processing needs.
[0003] However, the existing circular saw blade after long-time cutting operation, often because of sustained high temperature and friction and produce hot bending phenomenon, this hot bending phenomenon not only will lead to deformation of saw blade itself, and then affect its cutting precision, so that the size and shape of the cut object appear deviation, unable to achieve the expected accuracy requirement.
[0004] In addition, when using these circular saw blades to cut most of the materials with low hardness, due to the softness and deformability of material, a large number of burrs are easily produced in the cutting process, these burrs not only affect the overall appearance of object, but also may cause inconvenience to subsequent use or processing, even need additional process to remove these burrs, thereby increasing production cost and time. UTILITY MODEL CONTENT
[0005] In order to overcome the above-mentioned defects of prior art, the utility model provides a circular saw blade with hump combination tooth to solve the problems existing in the above background art.
[0006] The utility model provides the following technical scheme: a circular saw blade with hump combination tooth, including clamping assembly and gear assembly installed on clamping assembly, first knife group, second knife group, third knife group and fourth knife group are fixedly installed in sequence on gear assembly;
[0007] Preferably, the clamping assembly includes clamping piece, clamping circular groove and square groove, the clamping circular groove is formed in the clamping piece, the square groove is evenly distributed in the edge of the clamping circular groove formed in the clamping piece, the thickness of the clamping piece is 2.5mm, and the error range is not more than 0.2mm, at this time, the overall gear can be clamped and fixed on the device through the clamping circular groove and the square groove.
[0008] Preferably, the gear assembly comprises a tooth piece, a heat dissipation groove, a hump tooth and a semicircular groove, the tooth piece is fixedly sleeved with a clamping piece, the tooth piece is provided with the heat dissipation grooves which are uniformly distributed in a circle, the side wall of the tooth piece is fixedly installed with the hump teeth which are uniformly distributed in a circle, the side wall of the hump tooth is provided with the semicircular groove, the thickness of the tooth piece and the semicircular groove is 2.6mm, the error range is not more than 0.2mm, at this time, the hump combination is formed through the hump teeth on the gear assembly, the problem of heat bending caused by long time use is effectively solved, meanwhile, the heat dissipation groove can avoid the problem of deformation caused by excessive cutting pressure, and the semicircular groove provided on the hump tooth can effectively reduce the noise generated in the rotating process of the gear by reducing the wind resistance.
[0009] Preferably, the first knife set comprises a first knife tooth and a first knife seat, the first knife tooth is fixedly installed on the first knife seat, the first knife seat is fixedly installed on the semicircular groove, the length of the first knife tooth is 2.4mm, the width of the first knife tooth is 4.6mm, the error range is not more than 0.2mm, the included angle of the external cutting part of the first knife tooth is 35°, and the error range is not more than 5°, at this time, the first knife tooth cuts the whole section object.
[0010] Preferably, the second knife set comprises a second knife tooth and a second knife seat, the second knife seat is fixedly installed on the upper edge of the semicircular groove, the second knife tooth is fixedly installed on the second knife seat, the length of the second knife tooth is 3.2mm, the width of the second knife seat is 1mm, the outer edge of the second knife tooth is perpendicular to the second knife seat, and the included angle between the inner edge and the outer edge of the second knife tooth is 17°, at this time, the second knife tooth cuts the upper section object.
[0011] Preferably, the third knife set comprises a third knife tooth and a third knife seat, the third knife seat is fixedly installed on the lower edge of the semicircular groove, the third knife tooth is fixedly installed on the third knife seat, the length of the third knife tooth is 3.2mm, the width of the third knife seat is 1mm, the outer edge of the third knife tooth is perpendicular to the third knife seat, and the included angle between the inner edge and the outer edge of the third knife tooth is 17°, at this time, the third knife tooth cuts the lower section object.
[0012] Preferably, the fourth knife set comprises a fourth knife tooth, an upper knife arc, a lower knife arc and a fourth knife seat, the fourth knife tooth is fixedly installed on the fourth knife seat, the length of the edge of the fourth knife tooth away from the fourth knife seat is 0.5, the included angle between the side wall of the fourth knife tooth and the fourth knife seat is 85°, the included angle between the upper knife arc and the lower knife arc is 30°, the width of the fourth knife seat is 1mm, and the length of the fourth knife tooth is 3mm, at this time, the fourth knife tooth cuts the middle section object.
[0013] The technical effects and advantages of the utility model are as follows:
[0014] When the gear is installed in the corresponding device, the hump assembly is formed through the hump teeth on the gear assembly, the problem of thermal bending caused by long time use is solved, the heat dissipation groove can avoid the problem of deformation caused by excessive cutting pressure, the semicircular groove on the hump teeth can reduce the noise generated in the rotating process of the gear by reducing the wind resistance, the cutting efficiency is improved while the burr generated in the cutting process is reduced, and the cutting precision is improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a whole structure schematic view of the utility model.
[0016] Figure 2 It is another whole structure schematic view of the utility model.
[0017] Figure 3 It is the whole structure schematic view of the utility model. Figure 2 It is structure schematic view of A place in the middle.
[0018] Figure 4 It is the overhead view and front view of 3 structure of the utility model.
[0019] Figure 5 It is the overhead view of 4 structure of the utility model.
[0020] Figure 6 It is the overhead view of 5 structure of the utility model.
[0021] Figure 7 It is the overhead view and front view of 6 structure of the utility model.
[0022] The figure mark is: 1, the clamping assembly;101, the clamping piece;102, the clamping circular groove;103, the square groove;2, the gear assembly;201, the tooth piece;202, the heat dissipation groove;203, the hump tooth;204, the semicircular groove;3, the first knife group;301, the first knife tooth;302, the first knife seat;4, the second knife group;401, the second knife tooth;402, the second knife seat;5, the third knife group;501, the third knife tooth;502, the third knife seat;6, the fourth knife group;601, the fourth knife tooth;602, the upper knife arc;603, the lower knife arc;604, the fourth knife seat. DETAILED DESCRIPTION
[0023] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation is only an example, the circular saw blade with hump assembly tooth involved in the utility model is not limited to each structure recorded in the following implementation, all other implementation obtained by the ordinary skill in the art without making creative labor belongs to the range of protection of the utility model.
[0024] Reference Figure 1 and Figure 2 This utility model provides a circular saw blade with camel hump teeth, including a snap-fit assembly 1 and a gear assembly 2 mounted on the snap-fit assembly 1. The gear assembly 2 is fixedly mounted with a first blade group 3, a second blade group 4, a third blade group 5 and a fourth blade group 6 arranged in sequence.
[0025] Reference Figure 1 and Figure 2 The snap-fit assembly 1 includes a snap-fit piece 101, a snap-fit circular groove 102, and a square groove 103. The snap-fit piece 101 has a snap-fit circular groove 102, and the snap-fit piece 101 has a square groove 103 evenly distributed around its circumference at the edge of the snap-fit circular groove 102. The thickness of the snap-fit piece 101 is 2.5mm, and the error range is no more than 0.2mm. At this time, the entire gear can be snapped and fixed on the device by the snap-fit circular groove 102 and the square groove 103.
[0026] Reference Figure 2 and Figure 3 The gear assembly 2 includes a gear plate 201, a heat dissipation groove 202, a hump tooth 203, and a semi-circular groove 204. The gear plate 201 is fixedly connected to the clip 101. The heat dissipation groove 202 is evenly distributed around the circumference on the gear plate 201. The hump tooth 203 is evenly distributed around the circumference and is fixedly installed on the side wall of the gear plate 201. The side wall of the hump tooth 203 is provided with a semi-circular groove 204. The thickness of the gear plate 201 and the semi-circular groove 204 is 2.6mm, and the error range does not exceed 0.2mm. At this time, the hump tooth 203 on the gear assembly 2 forms a hump combination, which effectively solves the problem of thermal bending caused by long-term use. At the same time, the heat dissipation groove 202 can avoid the problem of deformation caused by excessive cutting pressure. The semi-circular groove 204 on the hump tooth 203 can effectively reduce the noise generated by the gear during rotation by reducing wind resistance.
[0027] Reference Figure 2 and Figure 4 The first cutter group 3 includes a first cutter tooth 301 and a first cutter holder 302. The first cutter tooth 301 is fixedly installed on the first cutter holder 302, and the first cutter holder 302 is fixedly installed on the semi-circular groove 204. The length of the first cutter tooth 301 is 2.4 mm, the width of the first cutter tooth 301 is 4.6 mm, and the error range does not exceed 0.2 mm. The included angle of the outer cutting point of the first cutter tooth 301 is 35°, and the error range does not exceed 5°. At this time, the entire section of the object is cut by the first cutter tooth 301.
[0028] Reference Figure 3 and Figure 5The second cutter group 4 includes a second cutter tooth 401 and a second cutter holder 402. The second cutter holder 402 is fixedly installed on the upper edge of the semi-circular groove 204. The second cutter tooth 401 is fixedly installed on the second cutter holder 402. The length S3 of the second cutter tooth 401 is 3.2 mm, the width S4 of the second cutter holder 402 is 1 mm, the outer edge of the second cutter tooth 401 is perpendicular to the second cutter holder 402, and the included angle θ3 between the inner edge and the outer edge of the second cutter tooth 401 is 17°. At this time, the upper part of the object is cut by the second cutter tooth 401.
[0029] Reference Figure 3 and Figure 6 The third cutter group 5 includes a third cutter tooth 501 and a third cutter holder 502. The third cutter holder 502 is fixedly installed on the lower edge of the semi-circular groove 204. The third cutter tooth 501 is fixedly installed on the third cutter holder 502. The length S5 of the third cutter tooth 501 is 3.2mm. The width S6 of the third cutter holder 502 is 1mm. The outer edge of the third cutter tooth 501 is perpendicular to the third cutter holder 502. The included angle θ4 between the inner edge and the outer edge of the third cutter tooth 501 is 17°. At this time, the lower section of the object is cut through the third cutter tooth 501.
[0030] Reference Figure 3 and Figure 7 The fourth cutter group 6 includes a fourth cutter tooth 601, an upper cutter arc 602, a lower cutter arc 603, and a fourth cutter holder 604. The fourth cutter tooth 601 is fixedly installed on the fourth cutter holder 604. The length S6 of the edge of the fourth cutter tooth 601 away from the fourth cutter holder 604 is 0.5mm. The included angle θ1 between the side wall of the fourth cutter tooth 601 and the fourth cutter holder 604 is 85°. The included angle θ5 between the upper cutter arc 602 and the lower cutter arc 603 is 30°. The width S8 of the fourth cutter holder 604 is 1mm. The length S7 of the fourth cutter tooth 601 is 3mm. At this time, the middle section of the object is cut by the fourth cutter tooth 601.
[0031] The working principle of this utility model is as follows: When the gear is installed on the corresponding device, the entire gear is snapped and fixed on the device by the snap-fit circular groove 102 and square groove 103. The camel hump combination is formed by the camel hump teeth 203 on the gear assembly 2, which solves the problem of thermal bending caused by long-term use. At the same time, the heat dissipation groove 202 can avoid the problem of deformation caused by excessive cutting pressure. The semi-circular groove 204 opened on the camel hump teeth 203 can reduce wind resistance and reduce the noise generated by the gear during rotation. During the gear cutting rotation, the object is cut by the first cutting tooth 301, the second cutting tooth 401, the third cutting tooth 501 and the fourth cutting tooth 601 in sequence, which improves the cutting efficiency, reduces the burrs generated by cutting, and improves the cutting accuracy.
[0032] Finally, the following points should be noted: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", and "linkage" should be interpreted broadly, and can be mechanical or electrical connections, or internal connections between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may change.
[0033] Secondly: The accompanying drawings of the embodiments disclosed in this utility model only involve the structures involved in the embodiments disclosed in this utility model. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this utility model can be combined with each other.
[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.
Claims
1. A circular saw blade with hump teeth, comprising a snap-fit assembly (1) and a gear assembly (2) mounted on the snap-fit assembly (1), characterized in that: The gear assembly (2) is fixedly installed with a first cutter group (3), a second cutter group (4), a third cutter group (5) and a fourth cutter group (6) arranged in sequence. The snap-fit assembly (1) includes a snap-fit piece (101). The gear assembly (2) includes a toothed plate (201), a heat dissipation groove (202), a hump tooth (203) and a semi-circular groove (204). The toothed plate (201) is fixedly fitted with the snap-fit piece (101). The toothed plate (201) is provided with a heat dissipation groove (202) that is evenly distributed around the circumference. The side wall of the toothed plate (201) is fixedly installed with a hump tooth (203) that is evenly distributed around the circumference. The side wall of the hump tooth (203) is provided with a semi-circular groove (204).
2. A circular saw blade with hump-shaped teeth according to claim 1, characterized in that: The snap-fit assembly (1) further includes a snap-fit circular groove (102) and a square groove (103). The snap-fit piece (101) has a snap-fit circular groove (102), and the edge of the snap-fit piece (101) with the snap-fit circular groove (102) has a square groove (103) evenly distributed around the circumference.
3. A circular saw blade with hump-shaped teeth according to claim 2, characterized in that: The first cutter group (3) includes a first cutter tooth (301) and a first cutter holder (302). The first cutter tooth (301) is fixedly mounted on the first cutter holder (302), and the first cutter holder (302) is fixedly mounted on the semi-circular groove (204).
4. A circular saw blade with hump-shaped teeth according to claim 2, characterized in that: The second cutter group (4) includes a second cutter tooth (401) and a second cutter holder (402). The second cutter holder (402) is fixedly installed on the upper edge of the semi-circular groove (204), and the second cutter tooth (401) is fixedly installed on the second cutter holder (402).
5. A circular saw blade with hump-shaped teeth according to claim 2, characterized in that: The third cutter group (5) includes a third cutter tooth (501) and a third cutter holder (502). The third cutter holder (502) is fixedly installed on the lower edge of the semi-circular groove (204), and the third cutter tooth (501) is fixedly installed on the third cutter holder (502).
6. A circular saw blade with hump-shaped teeth according to claim 2, characterized in that: The fourth cutter group (6) includes a fourth cutter tooth (601), an upper cutter arc (602), a lower cutter arc (603), and a fourth cutter holder (604), wherein the fourth cutter tooth (601) is fixedly installed on the fourth cutter holder (604).