CN211194169U - Multi-blade saw - Google Patents
Multi-blade saw Download PDFInfo
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- CN211194169U CN211194169U CN201921450162.XU CN201921450162U CN211194169U CN 211194169 U CN211194169 U CN 211194169U CN 201921450162 U CN201921450162 U CN 201921450162U CN 211194169 U CN211194169 U CN 211194169U
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Abstract
The utility model provides a multi-blade saw, it includes: the rotating shaft comprises an internal cavity and an external clamping seat, and the clamping seat is provided with a first channel communicated with the internal cavity; the saw blade comprises a base body and a cutter head which are connected with each other, wherein the base body is provided with a clamping groove corresponding to the external clamping seat and is clamped and fixed with the external clamping seat, a second channel communicated with the first channel is arranged in the base body, and the outlet end of the second channel corresponds to the cutter head and is suitable for spraying cooling liquid or cooling air to the cutter head. This technical scheme can effectively reduce the saw bit temperature, protects the saw bit.
Description
Technical Field
The utility model relates to a multi-blade saw belongs to wood working technical field.
Background
As is known, in the wood processing process, when a machine cuts wood, a large amount of heat is generated, the phenomenon of saw blade embrittlement, deformation, burning and breaking occurs due to the over-high temperature of the saw blade, the working efficiency is influenced, the production cost is increased, and the hidden danger of fire hazard that the wood is buried can be ignited in serious cases.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a can effectively reduce the saw bit temperature, protect a multi-disc saw of saw bit.
The utility model provides a pair of multi-blade saw, it includes:
-a spindle comprising an internal cavity and an external cartridge, said cartridge being provided with a first passage communicating with said internal cavity;
the saw blade comprises a base body and a cutter head which are connected with each other, the base body is provided with a clamping groove corresponding to the external clamping seat and is clamped and fixed with the external clamping seat, a second channel communicated with the first channel is arranged in the base body, the outlet end of the second channel corresponds to the cutter head, and the second channel is suitable for spraying cooling liquid or cooling air to the cutter head.
Furthermore, an auxiliary channel communicated with the built-in cavity is further arranged between the adjacent saw blades, and the extension line of the central axis of the auxiliary channel is intersected with the saw blades.
Furthermore, the auxiliary channels are wide inside and narrow outside and are distributed on the left side and the right side of the saw blade one by one.
Furthermore, the extension line of the central axis of the auxiliary channel is intersected with the disk surface of the saw blade, and the auxiliary channel is suitable for spraying cooling liquid or cooling air on the left circular disk surface and the right circular disk surface of the saw blade.
Furthermore, a shockproof chuck which is in butt contact with the saw blade is arranged at the joint of the saw blade and the rotating shaft in a clamping manner, and the shockproof chuck is fixedly connected with the rotating shaft.
Furthermore, the tool bit comprises a circular base and sawteeth connected with the circular base, a third channel communicated with the second channel is arranged in the base, and the outlet end of the third channel corresponds to the sawteeth and is suitable for spraying cooling liquid or cooling air to the sawteeth.
Furthermore, tooth grooves are formed between every two adjacent sawteeth, chip-discharging arcs are arranged at the bottoms of the tooth grooves, and the outlet ends of the third channels are arranged on the end faces of the chip-discharging arcs.
Further, the first channel, the second channel and the third channel are in linear correspondence, and an extension line of a central axis of the first channel, the second channel and the third channel intersects with the sawtooth.
Compared with the prior art, the utility model discloses multi-disc saw's beneficial effect is: this technical scheme is through built-in cavity in the pivot of multiple blade saw, the coolant liquid or cooling air are blown in through built-in cavity, and through first passageway and the second passageway that is linked together with built-in cavity under the high pressure effect, it is leading-in with coolant liquid or cooling air through the entry end, spray to the tool bit from the exit end, because the tool bit is the main part to timber processing, also be first heating position, its calorific capacity is big, consequently, when coolant liquid or cooling air spray when tool bit department through first passageway, can be fast effectual carry out quick cooling to first heating position, thereby avoid the whole temperature rise of saw bit too high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1: the utility model has a schematic structure;
FIG. 2: the utility model is a saw blade structure schematic diagram;
FIG. 3: the utility model discloses the enlarged schematic diagram of part structure.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, 2 and 3, a multi-blade saw includes:
a spindle 100 comprising an inner cavity 10 and an outer cartridge 11, said cartridge 11 being provided with a first passage 12 communicating with said inner cavity 10;
a saw blade 200, which comprises a base body 20 and a tool bit 21 connected with each other, wherein the base body 20 is provided with a clamping groove 22 corresponding to the external clamping seat 11 and is clamped and fixed with the external clamping seat 11, a second channel 23 communicated with the first channel 12 is arranged in the base body 20, and the outlet end of the second channel 23 corresponds to the tool bit 11 and is suitable for spraying cooling liquid or cooling air to the tool bit 11.
An auxiliary channel 13 communicated with the built-in cavity 10 is further arranged between the adjacent saw blades 200, and the extension line of the central axis of the auxiliary channel 13 intersects with the saw blades 200.
The auxiliary channels 13 are wide inside and narrow outside, and are distributed on the left and right sides of the saw blade 200 one by one.
Specifically, the extension line of the central axis of the auxiliary channel 13 intersects with the disk surface of the saw blade 200, and is suitable for spraying cooling liquid or cooling air on the left and right circular disk surfaces of the saw blade 200.
In addition, a shockproof chuck 24 which is contacted with the saw blade 200 in a butting way is arranged at the joint of the saw blade 200 and the rotating shaft 100, and the shockproof chuck 24 is fixedly connected with the rotating shaft 100.
The tool bit 21 comprises a circular base 210 and sawteeth 211 connected with the circular base, a third channel 25 communicated with the second channel 23 is arranged in the base 210, the outlet end of the third channel 25 corresponds to the sawteeth 211, and the third channel is suitable for spraying cooling liquid or cooling air to the sawteeth 211.
The first channel 12 and the second channel 23, and the third channel 25 are linearly corresponding, and the extension line of the central axis thereof intersects with the saw teeth 211.
This technical scheme is through built-in cavity in the pivot of multiple blade saw, the coolant liquid or cooling air are blown in through built-in cavity, and through first passageway and the second passageway that is linked together with built-in cavity under the high pressure effect, it is leading-in with coolant liquid or cooling air through the entry end, spray to the tool bit from the exit end, because the tool bit is the main part to timber processing, also be first heating position, its calorific capacity is big, consequently, when coolant liquid or cooling air spray when tool bit department through first passageway, can be fast effectual carry out quick cooling to first heating position, thereby avoid the whole temperature rise of saw bit too high.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (8)
1. A multi-blade saw, comprising:
-a spindle comprising an internal cavity and an external cartridge, said cartridge being provided with a first passage communicating with said internal cavity;
the saw blade comprises a base body and a cutter head which are connected with each other, the base body is provided with a clamping groove corresponding to the external clamping seat and is clamped and fixed with the external clamping seat, a second channel communicated with the first channel is arranged in the base body, the outlet end of the second channel corresponds to the cutter head, and the second channel is suitable for spraying cooling liquid or cooling air to the cutter head.
2. A multi-blade saw as defined in claim 1, wherein: an auxiliary channel communicated with the built-in cavity is further arranged between the adjacent saw blades, and the extension line of the central axis of the auxiliary channel is intersected with the saw blades.
3. A multi-blade saw as defined in claim 2 wherein: the auxiliary channels are wide inside and narrow outside and are distributed on the left side and the right side of the saw blade one by one.
4. A multi-blade saw as defined in claim 2 or 3, wherein: the extension line of the central axis of the auxiliary channel is intersected with the disk surface of the saw blade, and the auxiliary channel is suitable for spraying cooling liquid or cooling air on the left circular disk surface and the right circular disk surface of the saw blade.
5. A multi-blade saw as defined in any one of claims 1 to 3 wherein: and a shockproof chuck which is in butt contact with the saw blade is arranged at the joint of the saw blade and the rotating shaft in a clamping manner, and the shockproof chuck is fixedly connected with the rotating shaft.
6. A multi-blade saw as defined in any one of claims 1 to 3 wherein: the tool bit comprises a circular ring base and sawteeth connected with the circular ring base, a third channel communicated with the second channel is arranged in the base, the outlet end of the third channel corresponds to the sawteeth, and the third channel is suitable for spraying cooling liquid or cooling air to the sawteeth.
7. A multi-blade saw as defined in claim 6 wherein: tooth sockets are arranged between every two adjacent sawteeth, chip-discharging arcs are arranged at the bottoms of the tooth sockets, and the outlet ends of the third channels are arranged on the end faces of the chip-discharging arcs.
8. A multi-blade saw as defined in claim 7 wherein: the first channel, the second channel and the third channel are in linear correspondence, and the extension line of the central axis of the first channel, the second channel and the third channel is intersected with the sawtooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450162.XU CN211194169U (en) | 2019-08-30 | 2019-08-30 | Multi-blade saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450162.XU CN211194169U (en) | 2019-08-30 | 2019-08-30 | Multi-blade saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211194169U true CN211194169U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450162.XU Active CN211194169U (en) | 2019-08-30 | 2019-08-30 | Multi-blade saw |
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| Country | Link |
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| CN (1) | CN211194169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474234A (en) * | 2020-11-13 | 2022-05-13 | 湖南易红堂家具制造有限公司 | Wood cutting saw blade |
-
2019
- 2019-08-30 CN CN201921450162.XU patent/CN211194169U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474234A (en) * | 2020-11-13 | 2022-05-13 | 湖南易红堂家具制造有限公司 | Wood cutting saw blade |
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