CN106671208B - A kind of heat radiating type timber cast-cutting saw - Google Patents

A kind of heat radiating type timber cast-cutting saw Download PDF

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Publication number
CN106671208B
CN106671208B CN201611169054.6A CN201611169054A CN106671208B CN 106671208 B CN106671208 B CN 106671208B CN 201611169054 A CN201611169054 A CN 201611169054A CN 106671208 B CN106671208 B CN 106671208B
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China
Prior art keywords
sliding slot
spoke
sliding
sawtooth
cutting
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CN201611169054.6A
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Chinese (zh)
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CN106671208A (en
Inventor
卢川
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Chongqing Kunxiu Door & Window Co Ltd
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Chongqing Kunxiu Door & Window Co Ltd
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Priority to CN201611169054.6A priority Critical patent/CN106671208B/en
Publication of CN106671208A publication Critical patent/CN106671208A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27BSAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B33/00Sawing tools for saw mills, sawing machines, or sawing devices
    • B27B33/02Structural design of saw blades or saw teeth
    • B27B33/08Circular saw blades

Abstract

Present patent application belongs to plank processing technique field, specifically disclose a kind of heat radiating type timber cast-cutting saw, including actuating unit, mandrel, saw disc and sawtooth, actuating unit connects mandrel, it is characterized in that, spoke is connected between mandrel and saw disc, saw disc is equipped with several sliding slots, sliding slot and spoke are correspondingly arranged, spoke is equipped with blow vent, one end that spoke connects mandrel is solid-section, one end that spoke connects saw disc is hollow section, blow vent is connected with hollow section, sliding slot is equipped with opening, the opening diameter of sliding slot is less than sliding slot diameter, sawtooth includes the sliding part of the cutting part and straight section of bending, sliding part is slidably connected in sliding slot, sliding part bottom is equipped with limited block, sawtooth is equipped with air passage and is connected to sliding slot, sliding slot bottom is connected to spoke hollow section.The present invention consumes the heat that saw disc and sawtooth generate in high speed rotation cutting by air-flow, enhances thermal diffusivity, improves the service life of this structure on the whole.

Description

A kind of heat radiating type timber cast-cutting saw
Technical field
The invention belongs to plank processing technique fields.
Background technology
Bolt is cut into timber, needs to use plank cast-cutting saw.Existing plank cast-cutting saw mostly uses disc Saw blade, the high speed rotation under motor drive, carries out cutting operation.In order to improve working efficiency, often multi-disc circular saw bit is contacted On a mandrel, it is primary it is cleavable go out multi-disc plank.But, cannot be too thin since saw blade there must be enough intensity, it is special High temperature is will produce when not being saw blade cutting timber, reduces the intensity of saw blade, in order to resist high temperature deformation, saw blade will meet room temperature Increase a part of thickness on the basis of intensity.For this purpose, it is desirable to cast-cutting saws to have good heat dissipation performance, so that the thickness of saw blade Degree is preferably minimized.But saw blade is cut inside timber, and has sawdust encirclement, and heat dissipation is difficult.The cutting especially contacted Saw, heat dissipation performance are worse.In addition timber and plank cannot all get wet, and can not be stained with oil, cannot use coolant liquid, thus saw blade Cooling becomes a problem.
Invention content
It is an object of the invention to solve the problems, such as that plank cast-cutting saw heat dissipation performance in cutting process is poor.
In order to achieve the above object, base case of the invention provides a kind of heat radiating type timber cast-cutting saw, including engine Structure, mandrel, saw disc and sawtooth, actuating unit connect mandrel, and spoke is connected between mandrel and saw disc, and saw disc is equipped with several cunnings Slot, sliding slot and spoke are correspondingly arranged, and spoke is equipped with blow vent, and one end that spoke connects mandrel is solid-section, spoke connection saw One end of disk is hollow section, and blow vent is connected with hollow section, and sliding slot is equipped with opening, and the opening diameter of sliding slot is straight less than sliding slot Diameter, sawtooth include the sliding part of the cutting part and straight section of bending, and sliding part is slidably connected in sliding slot, and sliding part bottom is equipped with limit Position block, sawtooth are equipped with air passage and are connected to sliding slot, and sliding slot bottom is connected to spoke hollow section.
The principle of this base case is that the excision forming that timber is carried out using this structure is worked, and actuating unit, band are started Dynamic mandrel drives this structure to carry out circumgyration incision, and when sawtooth and timber contact, sawtooth slides in sliding slot, the blade on spoke Air is sent to enter blow vent in rotary course, then by the sliding of sawtooth, air is between sliding slot and the hollow section of spoke Circulation.When carrying out timber cutting, it is carried out at the same time heat dissipation.
The advantageous effect of this base case is, 1, be slidably connected saw blade by sliding slot, maintain the sky in entire saw disc Air-flow is logical, and the heat that saw disc and sawtooth generate in telling circumgyration incision is consumed by air-flow.
2, the straight section portion of rack is slidably connected in sliding slot, and the cutting part of rack is bending, so straight section portion is in sliding slot In when sliding into cutting part, sliding slot opening can limit cutting part, and cutting part can only ensure that sawtooth is cut outside sliding slot The validity of timber is cut, not will produce the phenomenon that cutting part cut-in sliding slot can not be cut.
3, cutting part is equipped with air passage and is connected to sliding slot, can ensure internal air stream after saw cut timber frictional heat The logical heat dissipation to sawtooth.
The present invention can be distributed the heat generated in a large amount of and timber friction process, strengthened on the whole by air-flow Heat dissipation effect improves service life.
Scheme two, this is the preferred of basic scheme, and the spoke is arc-shaped.Spoke is set as arc, it is ensured that is sawing During axis drives saw disc high speed rotation, accelerate the flowing of air, accelerates heat dissipation.
Scheme three, this is preferred for scheme two, and the spoke is equipped with blade.Blade can accelerate air circulation, increase Heat exchange reinforces heat dissipation effect to reinforce heat dissipation effect.
Scheme four, this is the preferred of basic scheme, and the angle of the sliding part and cutting part is 120 degree.Cutting part and cunning The angle in dynamic portion is set as 120 degree, it is ensured that sawtooth carries out fly-cutting to timber, and cutting part can also be avoided to be included in sliding slot In.
Scheme five, this is the preferred of basic scheme, and sliding part, cutting part and the limited block of the sawtooth are integrally formed.It is sliding Dynamic portion, cutting part and limited block are integrally formed, and are strengthened the integral strength of structure, have been ensured cut quality.
Scheme six, this is preferred for scheme five, and spring is connected between the limited block and sliding slot bottom.The setting of spring The reset that can ensure sawtooth, makes sawtooth be compressed when touching timber, is resetted when leaving timber, in the process compressed and resetted Thermal diffusivity is reinforced in the flowing of air in middle acceleration sliding slot.
Description of the drawings
Fig. 1 is a kind of sectional view of heat radiating type timber cast-cutting saw of the embodiment of the present invention;
Fig. 2 is a kind of partial cutaway view of heat radiating type timber cast-cutting saw of the embodiment of the present invention.
Specific implementation mode
Below by specific implementation mode, the present invention is described in further detail,
Reference numeral in Figure of description includes mandrel 1, saw disc 2, sawtooth 3, spoke 4, sliding slot 5, blow vent 6, cutting Portion 7, sliding part 8, limited block 9, air passage 10, blade 11, spring 12.
Embodiment is substantially as shown shown in Figure 1 and Figure 2, a kind of heat radiating type timber cast-cutting saw, including actuating unit, mandrel 1, Saw disc 2 and sawtooth 3, actuating unit connect mandrel 1, are connected by arced spoke 4 between mandrel 1 and saw disc 2, saw disc 2 is equipped with Several sliding slots 5, sliding slot 5 and spoke 4 are correspondingly arranged, and blade 11 is connected on spoke 4, and spoke 4 is equipped with blow vent 6, and spoke 4 connects The one end for connecing mandrel 1 is solid-section, and one end that spoke 4 connects saw disc 2 is hollow section, and blow vent 6 is connected with hollow section, spoke 4 are set as arc, and blade 11 is connected on spoke 4, it is ensured that during mandrel 1 drives 2 high speed rotation of saw disc, add The flowing of fast air, consumption of calorie reinforce heat dissipation effect.
Sliding slot 5 is equipped with opening, and the opening diameter of sliding slot 5 is less than 5 diameter of sliding slot, and sawtooth 3 includes the cutting part 7 of bending and straight The sliding part 8 of section, sliding part 8 are slidably connected in sliding slot 5, and the straight section portion of rack is slidably connected in sliding slot 5, the cutting of rack Portion 7 is bending, so when straight section portion slides into cutting part 7 in sliding slot 5, the opening of sliding slot 5 can limit cutting part 7 Position, cutting part 7 can only ensure that sawtooth 3 cuts the validity of timber outside sliding slot 5, not will produce cutting part 7 and be included in sliding slot 5 The phenomenon that can not being cut, is slidably connected saw blade by sliding slot 5, maintains the air circulation in entire saw disc 2, pass through air-flow Consume the heat that saw disc 2 and sawtooth 3 generate in telling circumgyration incision.
8 bottom of sliding part is equipped with limited block 9, and limited block 9 and sliding slot are connected with spring 12, the sliding of sawtooth 3 between 5 bottom Portion 8, cutting part 7 and limited block 9 are integrally formed, and the angle of sliding part 8 and cutting part 7 is 120 degree, and sawtooth 3 is equipped with air passage 10 connection sliding slots 5,5 bottom of sliding slot is connected to 4 hollow section of spoke.
The excision forming that timber is carried out using this structure is worked, and actuating unit is started, and drives mandrel 1 that this structure is driven to carry out Circumgyration incision, when sawtooth 3 and timber contact, sawtooth 3 slides in sliding slot 5, and the blade 11 on spoke 4 is sent in rotary course Air enters blow vent 6, and then by the sliding of sawtooth 3, air circulates between sliding slot 5 and the hollow section of spoke 4, sliding slot 5 In spring 12 so that sawtooth 3 is compressed when touching timber, resetted when leaving timber, during compression and reset accelerate slide Thermal diffusivity is reinforced in the flowing of air in slot 5, avoids this structure and generates a large amount of heat during high speed rotation cuts timber Amount, improves the service life of this structure on the whole.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification The records such as specific implementation mode can be used for explaining the content of claim.

Claims (6)

1. a kind of heat radiating type timber cast-cutting saw, including actuating unit, mandrel (1), saw disc (2) and sawtooth (3), actuating unit connection Mandrel (1), which is characterized in that spoke (4) is connected between mandrel (1) and saw disc (2), saw disc (2) is equipped with several sliding slots (5), sliding slot (5) and spoke (4) are correspondingly arranged, and spoke (4) is equipped with blow vent (6), and spoke (4) connects one end of mandrel (1) For solid-section, one end that spoke (4) connects saw disc (2) is hollow section, and blow vent (6) is connected with hollow section, and sliding slot (5) is equipped with The opening diameter of opening, sliding slot (5) is less than sliding slot (5) diameter, and sawtooth (3) includes the sliding of cutting part (7) and straight section of bending Portion (8), sliding part (8) are slidably connected in sliding slot (5), sliding part (8) bottom be equipped with limited block (9), sawtooth (3) be equipped with The air passage (10) that sliding slot (5) is connected, sliding slot (5) bottom are connected to spoke (4) hollow section.
2. a kind of heat radiating type timber cast-cutting saw according to claim 1, which is characterized in that the spoke (4) is arc-shaped.
3. a kind of heat radiating type timber cast-cutting saw according to claim 2, which is characterized in that the spoke (4) is equipped with leaf Piece (11).
4. a kind of heat radiating type timber cast-cutting saw according to claim 1, which is characterized in that the sliding part (8) and cutting The angle in portion (7) is 120 degree.
5. a kind of heat radiating type timber cast-cutting saw according to claim 1, which is characterized in that the sliding part of the sawtooth (3) (8), cutting part (7) and limited block (9) are integrally formed.
6. a kind of heat radiating type timber cast-cutting saw according to claim 5, which is characterized in that the limited block (9) and sliding slot (5) spring (12) is connected between bottom.
CN201611169054.6A 2016-12-16 2016-12-16 A kind of heat radiating type timber cast-cutting saw Active CN106671208B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611169054.6A CN106671208B (en) 2016-12-16 2016-12-16 A kind of heat radiating type timber cast-cutting saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611169054.6A CN106671208B (en) 2016-12-16 2016-12-16 A kind of heat radiating type timber cast-cutting saw

Publications (2)

Publication Number Publication Date
CN106671208A CN106671208A (en) 2017-05-17
CN106671208B true CN106671208B (en) 2018-09-21

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Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2621114B1 (en) * 1987-09-28 1991-05-17 Alsthom DEVICE FOR NON-CONTACT MEASUREMENT OF THE POSITION OF A FIRST PART IN RELATION TO A SECOND PART
US5090287A (en) * 1991-01-22 1992-02-25 Chezem Jim A Circular tool assembly
DE19828999A1 (en) * 1998-06-29 1999-12-30 Jansen Herfeld Roettger Circular saw blade with fatter collar
EP1166935A1 (en) * 2000-06-23 2002-01-02 Sewon Tech Co., Ltd. Saw blade with noise prevention means and method for manufacturing same
CN1986176A (en) * 2005-12-22 2007-06-27 张友民 Combined saw blade for double wheel cutting
CN202344618U (en) * 2011-12-01 2012-07-25 上海沃兹金田锯业有限公司 Log saw blade
CN104441073A (en) * 2014-11-28 2015-03-25 重庆义三木业有限公司 Wood cutting saw blade
CN205218198U (en) * 2015-11-02 2016-05-11 天津成霸锯业有限公司 Self -cooling saw bit device

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