CN208528224U - A kind of detachable saw blade - Google Patents
A kind of detachable saw blade Download PDFInfo
- Publication number
- CN208528224U CN208528224U CN201821223721.9U CN201821223721U CN208528224U CN 208528224 U CN208528224 U CN 208528224U CN 201821223721 U CN201821223721 U CN 201821223721U CN 208528224 U CN208528224 U CN 208528224U
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- CN
- China
- Prior art keywords
- saw blade
- shape
- star
- detachable
- pin shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model proposes a kind of detachable saw blades, including saw bit matrix, sawtooth is fast and pin shaft, saw bit matrix is fixedly connected with by pin shaft and sawtooth is fast, airflow line is set inside saw bit matrix simultaneously, sawtooth block is carried out by airflow line to blow bits and cooling, the service life for improving sawtooth block, improves the service efficiency of material.
Description
Technical field
The utility model relates to cut instrument more particularly to a kind of detachable saw blade.
Background technique
Saw blade is widely used, is mainly used for cutting aluminum profile, stainless steel, solid wood and artificial board etc., according to cutting material
The saw blade material of the difference of material, selection is also different.
However conventional saw blade is usually that the disc shape metal piece of integral type utilizes the saw to run at high speed in use
Tooth separates instrument the tangential force of instrument and rubbing action, however the working environment to run at high speed also results in saw blade has needed
Whole ability steady operation, if wherein one or two of sawtooth generation breakage will lead to scrapping for entire saw blade, this is for material
Make be used to say that quite unreasonable, greatly waste material, reduce the utilization efficiency of the energy.
Utility model content
In view of this, the utility model proposes a kind of detachable saw blades.
The technical solution of the utility model is achieved in that the utility model provides a kind of detachable saw blade, packet
It includes: saw bit matrix, sawtooth block and pin shaft；
The saw bit matrix includes circular saw blade, axis hole and L connected in star, and the axis hole is located at the center point of circular saw blade,
The L connected in star is circumferentially uniformly distributed along circular saw blade outer ledge, and multiple first pin holes are provided in the L connected in star；
The sawtooth block includes circular ring shape sawtooth body and L shape protrusion, inner periphery of the L shape protrusion along circular ring shape sawtooth body
To being uniformly distributed；
The L connected in star and L shape protrusion are mutually matched, and the L shape protrusion is identical as being equipped at L connected in star opposite position
Second pin hole of quantity；
The L connected in star projects through pin shaft with L shape and connects；
It is distributed with airflow line inside the circular saw blade, the airflow line includes straight tube, ring pipe and radial canal, described
One end of straight tube is communicated with axis hole, and the other end is communicated with ring pipe, and the ring pipe has been uniformly distributed circumferentially multiple radial canals, institute
The one end for stating radial canal is connected with ring pipe, and the other end is communicated with the outer ledge of circular saw blade.
On the basis of above technical scheme, it is preferred that first pin hole and the second pin hole aperture having the same.
On the basis of above technical scheme, it is preferred that the pin shaft is countersunk head pin shaft.
On the basis of above technical scheme, it is preferred that second pin hole is counter sink.
Still more preferably, the material of the pin shaft is SUS304 stainless steel.
On the basis of above technical scheme, it is preferred that the center of circle of the ring pipe and the center of circle of circular saw blade coincide.
On the basis of above technical scheme volume, it is preferred that the L connected in star is located at the same face of circular saw blade.
On the basis of above technical scheme, it is preferred that the L shape protrusion is identical as the thickness of circular ring shape sawtooth body.
On the basis of above technical scheme, it is preferred that the angle between the radial canal is identical.
The utility model has the advantages that compared with the existing technology
Saw blade is divided into two dismountable parts by the utility model, and saw blade is allowed not have to all replacements in replacement,
The material of production saw blade is saved, airflow line is secondly added in saw bit matrix in the utility model, airflow line can be right
The sawtooth of surrounding advertises air-flow, not only facilitates cooling and can remove the clast of sawing zone.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the saw bit matrix of the utility model；
Fig. 3 is the cross-sectional view of the saw bit matrix of the utility model；
Fig. 4 is the partial enlarged view of part A in Fig. 1.
In figure: 1- saw bit matrix, 2- sawtooth be fast, 3- pin shaft, 11- circular saw blade, 12- axis hole, 13-L connected in star, 131- the
One pin hole, 14- airflow line, 141- straight tube, 142- ring pipe, 143- radial canal, 21- circular ring shape sawtooth body, 22-L shape protrusion,
The second pin hole of 221-.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical solution in the utility model embodiment is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of embodiment of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work
Under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, in conjunction with Fig. 2-4, a kind of detachable saw blade of the utility model comprising saw bit matrix 1, sawtooth
Block 2 and pin shaft 3；
The saw bit matrix 1 includes circular saw blade 11, axis hole 12 and L connected in star 13, and the axis hole 12 is located at circular saw blade
11 the center point, the L connected in star 13 are circumferentially uniformly distributed along 11 outer ledge of circular saw blade, are provided in the L connected in star 13
Multiple first pin holes 131；
The sawtooth block 2 includes circular ring shape sawtooth body 21 and L shape protrusion 22, and the L shape protrusion 22 is along circular ring shape sawtooth body
21 inner circle is circumferentially uniformly distributed；
The L connected in star 13 and L shape protrusion 22 are mutually matched, at the L shape protrusion 22 and 13 opposite position of L connected in star
The second pin hole 221 equipped with identical quantity；
The L connected in star 13 and L shape protrusion 22 are connected by pin shaft 3；
Airflow line 14 is distributed with inside the circular saw blade 11, the airflow line includes straight tube 141, ring pipe 142
It is communicated with one end of radial canal 143, the straight tube 141 with axis hole 12, the other end is communicated with ring pipe 142,142 edge of ring pipe
Multiple radial canals 143 circumferentially are evenly distributed with, one end of the radial canal 143 is connected with ring pipe 142, the other end and circular saw blade
11 outer ledge communicates.
In above embodiments, saw bit matrix 1 is fixedly connected with sawtooth fast 2 by pin shaft 3, and 13 L shapes of L connected in star
Protrusion 22 is mutually matched, so that installation becomes fairly simple, and L connected in star 13 and L shape protrusion 22 are able to bear more when rotated
More power, secondly airflow line 14 can be cooled down when circular ring shape sawtooth body 21 is in friction by high-speed gas, and be generated
Clast can also be blown away in time by the air-flow in airflow line 14.
In one embodiment, first pin hole 131 and the aperture having the same of the second pin hole 221.
In one embodiment, the pin shaft 3 is countersunk head pin shaft.
In one embodiment, second pin hole 221 is counter sink.
Countersunk head pin shaft and counter sink, which cooperate, makes the place of positioning smooth, both artistic and practical.
In one embodiment, the material of the pin shaft 3 is SUS304 stainless steel.
SUS304 stainless steel has outstanding mechanical performance, is applied to have better security performance on saw blade.
In one embodiment, the center of circle of the ring pipe 142 and the center of circle of circular saw blade 11 coincide.
The center of circle to overlap can allow rotation more steady, be unlikely to the phenomenon for occurring eccentric, improve saw bit matrix 1
Service life.
In one embodiment, the L connected in star 13 is located at the same face of circular saw blade 11.
Installation can be allowed simpler positioned at phase the same face, it is only necessary to from being pushed and pulled on one side.
In one embodiment, the L shape protrusion 22 is identical as the thickness of circular ring shape sawtooth body 21.
Identical thickness is more easier to manufacture, and more stable in L shape protrusion 22 and 21 junctions of circular ring shape sawtooth body.
In one embodiment, the angle between the radial canal 143 is identical.
Identical angle also for allow saw bit matrix 1 rotation when uniform force, be unlikely to eccentric phenomena occur, improve
Service life.
Working principle:
It is cooperated by the L connected in star 13 of the L shape protrusion 22 and 11 outside of circular saw blade surveyed in circular ring shape sawtooth body 21,
And circular ring shape sawtooth body 21 is pressed into L connected in star 13, the first pin hole 131 in L connected in star 13 and second in L shape protrusion 22
Pin hole 221 overlaps, and is inserted into positioning by pin shaft 3 and fixes.
Mounted detachable saw blade is mounted in shaft by axis hole 12, venthole is set in shaft, is ventilated
Hole is connected with the opening of straight tube 141, and shaft detachable saw blade high speed rotation when rotating passes through 21 sawing of circular ring shape sawtooth body
Article, circular ring shape sawtooth body 21 generates heat when cutting, while high-speed flow leads to ring pipe 142 by straight tube 141, then passes through radial canal
143, circular ring shape sawtooth body 21 is finally blowed to, achievees the purpose that cooling, while blowing away the clast of generation, is on the one hand cooled down, a side
Face debris removal.
When circular ring shape sawtooth body 21 is impaired, remove pin shaft 3, then saw bit matrix 1 is pulled out along L connected in star 13, repeat more than
Step, that is, mountable new sawtooth fast 2.
The foregoing is merely the better embodiments of the utility model, are not intended to limit the utility model, it is all
Within the spirit and principles of the utility model, it is practical new to should be included in this for any modification, equivalent replacement, improvement and so on
Within the protection scope of type.
Claims (9)
1. a kind of detachable saw blade characterized by comprising saw bit matrix (1), sawtooth block (2) and pin shaft (3)；
The saw bit matrix (1) includes circular saw blade (11), axis hole (12) and L connected in star (13), and the axis hole (12) is located at circle
The center point of shape saw blade (11), the L connected in star (13) are circumferentially uniformly distributed along circular saw blade (11) outer ledge, the L shape
Multiple first pin holes (131) are provided in groove (13)；
The sawtooth block (2) includes that circular ring shape sawtooth body (21) and L shape are raised (22), and the L shape raised (22) is sawed along circular ring shape
The inner circle of tooth body (21) is circumferentially uniformly distributed；
The L connected in star (13) and L shape raised (22) are mutually matched, raised (22) position corresponding with L connected in star (13) of the L shape
Set the second pin hole (221) that place is equipped with identical quantity；
The L connected in star (13) and L shape raised (22) are connected by pin shaft (3)；
It is distributed with airflow line (14) inside the circular saw blade (11), the airflow line includes straight tube (141), ring pipe
(142) it is communicated with radial canal (143), one end of the straight tube (141) with axis hole (12), the other end is communicated with ring pipe (142), institute
It states ring pipe (142) to be uniformly distributed circumferentially multiple radial canals (143), one end and ring pipe (142) phase of the radial canal (143)
Connection, the other end are communicated with the outer ledge of circular saw blade (11).
2. a kind of detachable saw blade as described in claim 1, which is characterized in that first pin hole (131) and the second pin
Hole (221) aperture having the same.
3. a kind of detachable saw blade as described in claim 1, which is characterized in that the pin shaft (3) is countersunk head pin shaft.
4. a kind of detachable saw blade as described in claim 1, which is characterized in that second pin hole (221) is counter sink.
5. a kind of detachable saw blade as described in claim 1, which is characterized in that the material of the pin shaft (3) is SUS304
Stainless steel.
6. a kind of detachable saw blade as described in claim 1, which is characterized in that the center of circle of the ring pipe (142) and circle
The center of circle of shape saw blade (11) coincides.
7. a kind of detachable saw blade as described in claim 1, which is characterized in that the L connected in star (13) is located at circular saw
The same face of piece (11).
8. a kind of detachable saw blade as described in claim 1, which is characterized in that the L shape raised (22) and circular ring shape are sawed
The thickness of tooth body (21) is identical.
9. a kind of detachable saw blade as described in claim 1, which is characterized in that the angle phase between the radial canal (143)
Together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223721.9U CN208528224U (en) | 2018-07-31 | 2018-07-31 | A kind of detachable saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223721.9U CN208528224U (en) | 2018-07-31 | 2018-07-31 | A kind of detachable saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208528224U true CN208528224U (en) | 2019-02-22 |
Family
ID=65386646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821223721.9U Expired - Fee Related CN208528224U (en) | 2018-07-31 | 2018-07-31 | A kind of detachable saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208528224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814423A (en) * | 2019-11-26 | 2020-02-21 | 湖南新敏雅新能源科技有限公司 | Cutting knife device with replaceable cutting edge |
-
2018
- 2018-07-31 CN CN201821223721.9U patent/CN208528224U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814423A (en) * | 2019-11-26 | 2020-02-21 | 湖南新敏雅新能源科技有限公司 | Cutting knife device with replaceable cutting edge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20210731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |