CN104400839A - Vibration reduction hole saw for cutting large hole of wood board - Google Patents
Vibration reduction hole saw for cutting large hole of wood board Download PDFInfo
- Publication number
- CN104400839A CN104400839A CN201410663750.7A CN201410663750A CN104400839A CN 104400839 A CN104400839 A CN 104400839A CN 201410663750 A CN201410663750 A CN 201410663750A CN 104400839 A CN104400839 A CN 104400839A
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- Prior art keywords
- hole
- saw
- saw blade
- steel plate
- post
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B33/00—Sawing tools for saw mills, sawing machines, or sawing devices
- B27B33/02—Structural design of saw blades or saw teeth
- B27B33/06—Band saw blades
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention discloses a vibration reduction hole saw for cutting a large hole of a wood board. The hole saw comprises a substrate steel plate, a composite damping material, flow line type grooves, a through hole, a post hole, a core post, a center drill, a spring, a saw blade and spiral line type grooves, wherein the base body steel plate is two pieces of round steel plates, the composite damping material is clamped between the two round steel plates for forming a sandwich structure, the odd number of the penetrated flow line type grooves are formed in the round surface of the structure, the saw blade is welded on the edge of the round steel plate, the saw blade defines a cylinder surface, the odd number of the spiral line type grooves are formed in the circumference of the saw blade, the positions of the spiral line shape grooves and the flow line type grooves are mutually staggered, and saw teeth are processed on the saw blade. The post hole is formed in the center of the round surface of the sandwich structure, the through hole is formed around the post hole, the core post is fixedly connected with the base body steel plate at the post hole part, the center drill is fixedly connected onto the core post, and the spring is arranged on the center drill in a sleeving way. The vibration reduction hole saw has the advantages that the vibration generated during sawing is reduced, so that the noise is reduced, and the goal of improving the work environment is achieved.
Description
Technical field
The present invention relates to the instrument, particularly a kind of vibration damping hole saw cutting woodwork plate macropore of cutting woodwork plate macropore.
Background technology
At wood working industry, because saw blade cuts is functional and working (machining) efficiency is high, and be used widely.In house ornamentation, using woodwork plate in a large number, in order to shape-designing can cut large-scale emptying aperture on woodwork plate, in order to make the circular hole that cuts out indeformable, face of cylinder saw blade now can be used to cut.Saw blade operationally can rotate, and can produce very large vibration.The vibration of saw blade mainly referred to as saw blade revolution work time, the small reciprocating motion that saw blade occurs near its equilbrium position.Due to the existence of outside exciting force, the vibration of saw blade is inevitable, and vibration is ubiquitous phenomenon in Cutting indexes process.When the frequency of exciting force is equal with the intrinsic order frequency of saw blade, saw blade can resonate, and now, vibration can be stronger.Saw blade rotary speed is higher, and excitation Shaoxing opera during sawing suffered by saw blade is strong, and the vibration of generation is larger.Vibrate the internal surface of column that not only sawing can be made to become rough, cylindricity tolerance band, also can produce very large vibrating noise, causes serious noise pollution.Noise medium-high frequency part, shrillness, make us being difficult to stand, endanger the healthy of shop personnel, noise pollution can not be ignored.In order to reduce vibration during work, theoretical vibration analysis is carried out to saw blade, on the basis of mode of oscillation theoretical research and analysis of experiments, the inherent characteristic of research different matrix structure saw blade, analyze the change of its intrinsic frequency and the vibration shape, infer and matrix opens Silencing groove to the impact of saw blade overall performance, saw-blade structure is improved, there is very large realistic meaning.
Consult disclosed patent document, open (bulletin) number: CN201172117Y, disclose a kind of large-scale hole saw mandrel device, comprise axle body, orientation drill head bore and the first end that is connected with body with at least one hole, this device sawing portion does not have vibration-proof structure.Open (bulletin) number: CN2445844Y, disclose a kind of bimetal hole opening saw, it comprises saw blade, stem stem, centre drill, the saw blade of band sawtooth, centre drill is fixed on stem stem, sawtooth on saw blade is be staggered inside and outside interval, this hole opening saw is a kind of metallic open cell saw, and vibration-proof structure is fairly simple, and vibration damping can not reach optimum efficiency.Open (bulletin) number: CN103534053A, disclose a kind of hole saw for cutting material, it comprises drive system and hole saw gear arrangement, wherein hole saw gear arrangement comprises the first and second hole saw connectors, and gear train makes the first hole saw connector and the second hole saw connector rotate along contrary direction when starting drive system.This hole saw improves transmission system, improves not good enough for saw blade vibration and noise reducing part.Open (bulletin) number: CN202726139U, discloses a kind of hole-saw assemblies of fast changeable, and include hole saw and hole saw lock, hole saw lock includes lock body, lining, jump ring, spring, holding screw, pin and clamping block; Open (bulletin) number: CN203227852U, disclose a kind of novel hole saw, the rotating cylinder that it comprises an end face opening, bottom center offers a screwed hole, top are provided with the axostylus axostyle of thread segment; Open (bulletin) number: CN101970159A, disclose and a kind ofly improve the hole saw system that waste material shifts out ability, provide a kind of hole saw system, it comprises hole saw and axle, and bottom hole saw comprises and body, axle comprises the device for accommodating hole saw; Open (bulletin) number: CN103302354A, disclose a kind of arc-shaped surface hole machined saw to bore, it comprises the clamping ring of quiet sleeve, moving sleeve, hole saw and its internal diameter size collapsible and is arranged on the elasticity positioning mechanism for thimble that quiet sleeve also can keep hole saw Working position; Open (bulletin) number: CN2759655Y, disclose one connect fast change crown saw bore, it comprises the installation position of crown saw, the end of plugging into of its rotating shaft is provided with the stressed end face of the carry-over moment coordinated with socket of plugging into, end of plugging into also is provided with cannelure friction tight with socket lock of plugging into, connect and change simple to operate quick and convenient, increase work efficiency.These hole saws all do not take into full account hole saw vibration damping problem above.
Summary of the invention
The invention provides a kind of vibration damping hole saw cutting woodwork plate macropore, can significantly vibration and noise reducing, increase work efficiency, improve working environment.
A kind of vibration damping hole saw cutting woodwork plate macropore provided by the invention comprises: matrix steel plate, composite damping material, streamlined groove, through hole, post holes, stem stem, centre drill, spring, saw blade and spiral yarn shaped groove, described matrix steel plate is the circular steel plate of two panels, two panels circular steel plate therebetween composite damping material, form " sandwich " structure, the circular surface of " sandwich " structure has the odd number streamlined groove penetrated, composite damping material plays damping effect, streamlined groove can block Vibration propagation, the vibration caused when reducing sawing.At edge joint weld saw blade of circular steel plate, saw blade surrounds the face of cylinder, circumferentially has odd spiral linear grooves at saw blade, and stagger mutually in the position of spiral yarn shaped groove and streamlined groove, sawtooth processed by saw blade.Having post holes at the circular surface center of " sandwich " structure, is through hole around post holes, stem stem post holes place and matrix steel plate affixed, centre drill is fixed on stem stem, and spring housing is contained on centre drill.When sawing by centre drill location, when sawing is located, spring makes sawtooth not contact with woodwork plate; In sawing process, to woodwork plate location, prevent woodwork plate from tilting; When sawing completes, prevent woodwork plate from embedding saw blade cylindrical cavity, be not easy to take out.
Described composite damping material is made up of steel wire and silicon rubber compound, and steel wire is skeleton, is arranged to rhombus or rectangle is netted, and silicon rubber filling wherein.
Described streamlined groove is evenly distributed on matrix steel plate, and spiral yarn shaped groove is evenly distributed on the saw blade face of cylinder, and its quantity is 5 or 7 or 9.
The present invention is compared with existing similar hole saw, and its significant beneficial effect is embodied in:
The present invention is provided with composite damping material in saw bit matrix part, and during sawing woodwork plate macropore, rely on composite damping material to substantially reduce vibration, streamlined groove and spiral yarn shaped groove also can block Vibration propagation, tear mode of oscillation.The vibration caused during by reducing sawing, reduces noise, reaches the object improving working environment.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation cutting the vibration damping hole saw of woodwork plate macropore.
Fig. 2 is a kind of structural representation cutting matrix steel plate in the vibration damping hole saw of woodwork plate macropore.
Fig. 3 is a kind of structural representation cutting composite damping material in the vibration damping hole saw of woodwork plate macropore.
Fig. 4 is a kind of structural representation cutting saw blade in the vibration damping hole saw of woodwork plate macropore.
Number in figure: 1. matrix steel plate; 2. composite damping material; 3. streamlined groove; 4. through hole; 5. post holes; 6. stem stem; 7. centre drill; 8. spring; 9. saw blade; 10. spiral yarn shaped groove; 11. silicon rubber; 12. steel wires.
Detailed description of the invention
As shown in Figure 1, cut a vibration damping hole saw for woodwork plate macropore, this hole saw is made up of matrix steel plate 1, composite damping material 2, streamlined groove 3, through hole 4, post holes 5, stem stem 6, centre drill 7, spring 8, saw blade 9, spiral yarn shaped groove 10, silicon rubber 11 and steel wire 12.As shown in Figure 2, described matrix steel plate 1 is the circular steel plate of two panels, and material is 8CrV high-quality tool steel, and circular steel plate external profile diameter D=100 ~ 300mm, thickness is 3 ~ 5mm.Two panels matrix steel plate 1 therebetween composite damping material 2, forms " sandwich " structure.As shown in Figure 3, the thickness of composite damping material 2 is less than or equal to 0.5tmm, and t is matrix gross thickness.Composite damping material 2 is made up of steel wire 12 and the silicon rubber 11 of filling, and steel wire 12 is skeleton, and the braided steel wire that steel wire 12 is 0.3 ~ 1mm by diameter forms, formed rhombus or rectangle netted, after filled silicon rubber 11, cut into round pie, diameter and matrix steel plate 1 equal diameters.The circular surface of " sandwich " structure is opened 5 or 7 streamlined grooves 3 penetrating, and streamlined well width is 0.5 ~ 1mm, and 20 °, groove two ends inclination central angle, is distributed on matrix steel plate 1.Opening post holes 5 at the center of the circular surface of " sandwich " structure, is through hole 4 around post holes 5, and the folder footpath ratio of matrix steel plate 1 is 0.3 ~ 0.6.The diameter of post holes 5 is 0.1D, the diameter 0.02D of through hole 4, the external diameter of the setting circle diameter of through hole 4 to be 0.3D, D be matrix steel plate 1.When processing streamlined groove 3, through hole 4 and post holes 5, two panels matrix steel plate 1 is processed together with composite damping material 2.At edge joint weld saw blade 9 of two panels circular base steel plate 1, surround the face of cylinder, its external diameter is D.As shown in Figure 4, saw blade 9 material is 8CrV high-quality tool steel, saw blade 9 leaves 7 or 9 spiral yarn shaped grooves 10, is distributed on the face of cylinder of saw blade 9, and evenly staggers with streamlined groove 3.Sawtooth processed by saw blade 9, and sawtooth is be staggered inside and outside interval, carries out sawtooth modifier treatment after sawtooth is shaping, meets the requirements of toughness and hardness.
Claims (3)
1. one kind is cut the vibration damping hole saw of woodwork plate macropore, it is characterized in that this hole saw comprises: matrix steel plate, composite damping material, streamlined groove, through hole, post holes, stem stem, centre drill, spring, saw blade and spiral yarn shaped groove, described matrix steel plate is the circular steel plate of two panels, two panels circular steel plate therebetween composite damping material, form " sandwich " structure, the circular surface of " sandwich " structure has the odd number streamlined groove penetrated, at edge joint weld saw blade of circular steel plate, saw blade surrounds the face of cylinder, odd spiral linear grooves is circumferentially had at saw blade, stagger mutually in the position of spiral yarn shaped groove and streamlined groove, sawtooth processed by saw blade, post holes is had at the circular surface center of " sandwich " structure, it is through hole around post holes, stem stem post holes place and matrix steel plate affixed, centre drill is fixed on stem stem, spring housing is contained on centre drill.
2. a kind of vibration damping hole saw cutting woodwork plate macropore according to claim 1, it is characterized in that said composite damping material is made up of steel wire and silicon rubber compound, steel wire is skeleton, is arranged to rhombus or rectangle is netted, and silicon rubber filling wherein.
3. a kind of vibration damping hole saw cutting woodwork plate macropore according to claim 1, it is characterized in that said streamlined groove is evenly distributed on matrix steel plate, spiral yarn shaped groove is evenly distributed on the saw blade face of cylinder, and its quantity is 5 or 7 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663750.7A CN104400839A (en) | 2014-11-19 | 2014-11-19 | Vibration reduction hole saw for cutting large hole of wood board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410663750.7A CN104400839A (en) | 2014-11-19 | 2014-11-19 | Vibration reduction hole saw for cutting large hole of wood board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104400839A true CN104400839A (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410663750.7A Pending CN104400839A (en) | 2014-11-19 | 2014-11-19 | Vibration reduction hole saw for cutting large hole of wood board |
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| CN (1) | CN104400839A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965451A (en) * | 2017-05-17 | 2017-07-21 | 佛山市鑫淙源机械设备有限公司 | A kind of aluminium alloy extrusions encapsulation process equipment |
| CN112388063A (en) * | 2020-11-06 | 2021-02-23 | 株洲精工硬质合金有限公司 | Hard alloy tooth hole saw |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3390596A (en) * | 1965-09-01 | 1968-07-02 | Trevathan Sales Corp | Cutting head assembly |
| US3672785A (en) * | 1970-06-24 | 1972-06-27 | Joseph E Byrne | Circular sawing tool |
| US3880546A (en) * | 1974-03-13 | 1975-04-29 | Segal F | Hole saw assembly |
| US3990338A (en) * | 1973-01-17 | 1976-11-09 | Gomex Verktyg Ab | Laminated saw blade |
| CN1528549A (en) * | 2003-10-11 | 2004-09-15 | 尹学军 | Cutter blade |
| CN1544229A (en) * | 2003-11-24 | 2004-11-10 | 宜昌黑旋风锯业有限责任公司 | Saw web base body with hollowed holes |
| CN101020345A (en) * | 2006-09-26 | 2007-08-22 | 广西大学 | Circular diamond saw blade of composite structure and with less vibration and noise |
| CN203696058U (en) * | 2014-03-03 | 2014-07-09 | 博世电动工具（中国）有限公司 | Hole saw |
-
2014
- 2014-11-19 CN CN201410663750.7A patent/CN104400839A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3390596A (en) * | 1965-09-01 | 1968-07-02 | Trevathan Sales Corp | Cutting head assembly |
| US3672785A (en) * | 1970-06-24 | 1972-06-27 | Joseph E Byrne | Circular sawing tool |
| US3990338A (en) * | 1973-01-17 | 1976-11-09 | Gomex Verktyg Ab | Laminated saw blade |
| US3880546A (en) * | 1974-03-13 | 1975-04-29 | Segal F | Hole saw assembly |
| CN1528549A (en) * | 2003-10-11 | 2004-09-15 | 尹学军 | Cutter blade |
| CN1544229A (en) * | 2003-11-24 | 2004-11-10 | 宜昌黑旋风锯业有限责任公司 | Saw web base body with hollowed holes |
| CN101020345A (en) * | 2006-09-26 | 2007-08-22 | 广西大学 | Circular diamond saw blade of composite structure and with less vibration and noise |
| CN203696058U (en) * | 2014-03-03 | 2014-07-09 | 博世电动工具（中国）有限公司 | Hole saw |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965451A (en) * | 2017-05-17 | 2017-07-21 | 佛山市鑫淙源机械设备有限公司 | A kind of aluminium alloy extrusions encapsulation process equipment |
| CN112388063A (en) * | 2020-11-06 | 2021-02-23 | 株洲精工硬质合金有限公司 | Hard alloy tooth hole saw |
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Application publication date: 20150311 |