CN210589953U - Three-leaf fan-shaped hollowed disc saw blade - Google Patents
Three-leaf fan-shaped hollowed disc saw blade Download PDFInfo
- Publication number
- CN210589953U CN210589953U CN201822227970.1U CN201822227970U CN210589953U CN 210589953 U CN210589953 U CN 210589953U CN 201822227970 U CN201822227970 U CN 201822227970U CN 210589953 U CN210589953 U CN 210589953U
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- water
- sheet body
- holes
- water containing
- hole
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Abstract
The utility model discloses a three leaf fan-shaped disc saw bits of hollowing out, include: the water-saving water dispenser comprises a sheet body and a water containing part, wherein the edge of the sheet body is provided with sawteeth and U-shaped grooves which are arranged at intervals, and the center of the sheet body is provided with a driving shaft mounting hole; the water containing part comprises a water containing barrel and a water baffle, one end of the water containing barrel is coaxially fixed on one side surface of the sheet body, and one end of the water containing barrel, which is connected with the sheet body, is provided with a plurality of water guide holes which are uniformly distributed along the circumferential direction and penetrate through the inner and outer circumferential surfaces of the water guide holes; the water baffle is coaxially fixed at the other end of the water containing barrel, a water injection hole is formed in the center of the water baffle, and the diameter of the water injection hole is larger than that of the driving shaft mounting hole; at least two circles of chip removal holes are formed in the annular area on the sheet body between the water guide hole and the saw tooth; under the effect of centrifugal force, the water flow injected into the water containing cylinder can be thrown to the inner peripheral surface of the water containing cylinder and is uniformly thrown to the sheet body from the water guide holes to cool the sheet body.
Description
Technical Field
The utility model relates to a disk saw bit is used in the stone material cutting, concretely relates to three leaves are fan-shaped to be drawn empty disk saw bit.
Background
Conventional disc saw bit is at stone material cutting process, along with cutting process's deepening, can accumulate silt and stone chip on the saw bit, along with the accumulation of silt and stone chip, the lamellar body cooling that narrow incision made easily is not enough, along with the thermal accumulation of friction, easily leads to the lamellar body to take place to warp.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a three leaf fan-shaped disc saw bits of hollowing out, along with the thermal accumulation of friction among the solution prior art, easily lead to the lamellar body to take place the technical problem who warp.
In order to achieve the technical purpose, the technical scheme of the utility model provide a three leaf fan-shaped disc saw bits of hollowing out, include: the water-saving water dispenser comprises a sheet body and a water containing part, wherein the edge of the sheet body is provided with sawteeth and U-shaped grooves which are arranged at intervals, and the center of the sheet body is provided with a driving shaft mounting hole; the water containing part comprises a water containing barrel and a water baffle, one end of the water containing barrel is coaxially fixed on one side surface of the sheet body, and one end of the water containing barrel, which is connected with the sheet body, is provided with a plurality of water guide holes which are uniformly distributed along the circumferential direction and penetrate through the inner and outer circumferential surfaces of the water guide holes; the water baffle is circular, the water baffle is coaxially fixed at the other end of the water containing barrel, a water injection hole is formed in the center of the water baffle, and the diameter of the water injection hole is larger than that of the driving shaft mounting hole; at least two circles of chip removal holes are formed in an annular area on the sheet body between the water guide hole and the sawteeth, each chip removal hole is formed by sequentially and circumferentially arraying three fan blade type holes at an angle of 120 degrees, one ends of the three fan blade type holes close to an array axis of the three fan blade type holes are mutually communicated, a connecting part of the three fan blade type holes is provided with a fillet, the chip removal holes in the same circle are uniformly distributed at equal intervals, the chip removal holes in adjacent circles are staggered and distributed along the radial direction of the sheet body, and the chip removal holes are rotationally and symmetrically distributed about the central axis of the sheet body;
each fan blade type hole comprises a concave arc surface and a convex arc surface, the concave arc surface is arranged opposite to the convex arc surface, the direction of the concave arc surface on the fan blade type hole which rotates to the uppermost position of the blade body is the rotating direction of the blade body, and a fillet is arranged at the connecting part of the concave arc surface and the convex arc surface; one side surface of the sheet body connected with the water containing cylinder is a spherical concave surface, and the focus of the spherical concave surface is positioned on the axis of the sheet body.
Compared with the prior art, the beneficial effects of the utility model include: the chip removing holes in the three-blade fan-shaped hollowed circular saw blade are used for removing stone powder at a cutting part, so that the accumulation of the stone powder is avoided, the slag removing effect is obviously improved, heat generated during the operation of the saw blade can be timely dissipated, and the cooling effect is also improved; the chip removal holes on the sheet body are uniformly distributed, and the structure is stable and is not easy to deform; the driving shaft mounting hole is fixedly connected with a driving shaft of an external driving mechanism, so that the external driving mechanism drives the sheet body to rotate, an annular through hole is formed between the water injection hole and the driving shaft, a user can arrange the water outlet end of the external water pipe right opposite to the annular through hole, so that water flow is injected into the water containing cylinder, when the sheet body rotates, the water flow injected into the water containing cylinder is thrown to the inner circumferential surface of the water containing cylinder under the action of centrifugal force, and is uniformly thrown onto the sheet body from the water guide hole, the temperature of the sheet body is reduced, the heat dissipation efficiency is further improved, and meanwhile, dust generated in the cutting process can be reduced by the water flow to pollute air; the spherical concave surface is used for guiding water flow to flow close to the side surface of the sheet body, so that the side surface of the sheet body is further ensured to be uniformly wetted; rotate to on the flabellum type hole of lamellar body the top the orientation of concave cambered surface is the direction of rotation of lamellar body, concave cambered surface is used for scraping the mountain flour that the cutting produced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic front view of the structure of fig. 1.
Fig. 3 is a partially enlarged schematic view of fig. 2.
Fig. 4 is a schematic rear view of fig. 1.
FIG. 5 is a schematic sectional view taken along the line A-A in FIG. 4.
Fig. 6 is a schematic front view of a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 6, the present embodiment provides a three-blade fan-shaped hollowed circular saw blade, including: as shown in fig. 2 and 3, the three-blade fan-shaped hollowed circular saw blade of the present embodiment rotates clockwise in one direction, and the blade body 1 and the water containing portion 2 are disposed in the same plane.
The edge of the sheet body 1 is provided with saw teeth 1a and U-shaped grooves 1b which are arranged at intervals, specifically, diamond tool bits are welded on the saw teeth 1a, so that the hardness and the wear resistance of the saw teeth are improved, the saw teeth 1a on the edge of the sheet body 1 are arranged at equal intervals, and the U-shaped grooves 1b are arranged between two adjacent saw teeth 1 a; the center of the sheet body 1 is provided with a driving shaft mounting hole 1 c.
The water containing part 2 comprises a water containing barrel 21 and a water baffle 22, one end of the water containing barrel 21 is coaxially fixed on one side surface of the sheet body 1, and one end of the water containing barrel 21 connected with the sheet body 1 is provided with a plurality of water guide holes 21a which are uniformly distributed along the circumferential direction and penetrate through the inner and outer circumferential surfaces of the water guide holes; the water baffle 22 is circular, the water baffle 22 is coaxially fixed at the other end of the water containing barrel 21, a water injection hole 22a is formed in the center of the water baffle 22, and the diameter of the water injection hole 22a is larger than that of the driving shaft mounting hole 1 c; at least two circles of chip removal holes 1d are formed in an annular area on the sheet body 1 between the water guide hole 21a and the saw tooth 1a, each chip removal hole 1d is formed by sequentially and circumferentially arraying three fan blade type holes 1d1 at an angle of 120 degrees, one ends of the three fan blade type holes 1d1 close to an array axis of the three fan blade type holes are communicated with each other, a fillet is arranged at a connecting part of the three fan blade type holes, the phenomenon that the stress of the connecting part is overlarge in the cutting process is avoided, the chip removal holes 1d in the same circle are uniformly distributed at equal intervals, the chip removal holes 1d in adjacent circles are distributed in a staggered mode along the radial direction of the sheet body 1, and the chip removal holes 1d are rotationally and symmetrically distributed about the central axis of the; the water guide structure comprises a sheet body 1, a water containing cylinder 21 and a water guide hole 21a, wherein one side surface of the sheet body 1 connected with the water containing cylinder 21 is a spherical concave surface, the focus of the spherical concave surface is located on the axis of the sheet body 1, one end of the water guide hole 21a is communicated with the inner cavity of the water containing cylinder 21, the other end of the water guide hole 21a is communicated with the bottom of the spherical concave surface arranged outside the water containing cylinder 21, and the spherical concave surface is used for guiding water flow to tightly attach to the flow of the side surface of the sheet body, so that the side surface of the sheet body 1 is.
The number of the chip removal holes 1d on the sheet body 1 is not more than forty; in this embodiment, two circles of the chip removal holes 1d are provided, and each circle includes eight chip removal holes 1d symmetrically distributed on the central axis; each flabellum type hole 1d1 all includes a concave arc face 1d11 and a convex arc face 1d12, concave arc face 1d11 is relative convex arc face 1d12 arranges, and rotates to 1 the top of lamellar body flabellum type hole 1d1 on the orientation of concave arc face 1d11 does the direction of rotation of lamellar body 1, concave arc face 1d11 with convex arc face 1d 12's connection position is provided with the fillet, concave arc face 1d11 is used for striking off the mountain flour that the cutting produced.
In another embodiment, three circles of the chip removal holes 1d are arranged, and each circle comprises twelve chip removal holes 1d which are rotationally and symmetrically distributed; the hollowed area of the chip removal hole 1d is gradually enlarged from the inner ring to the outer ring.
The working principle is as follows: the chip removing holes 1d on the three-blade fan-shaped hollowed circular saw blade are used for removing stone powder at a cutting part, so that the accumulation of the stone powder is avoided, the slag removing effect is obviously improved, heat generated during the operation of the saw blade can be timely dissipated, and the cooling effect is also improved; the chip removal holes 1d on the sheet body 1 are uniformly distributed, and the structure is stable and is not easy to deform; the driving shaft mounting hole 1c is fixedly connected with a driving shaft of an external driving mechanism, so that the external driving mechanism drives the sheet body 1 to rotate, an annular through hole is formed between the water injection hole 22a and the driving shaft, a user can arrange the water outlet end of an external water pipe right opposite to the annular through hole, so that water flow is injected into the water containing cylinder 21, when the sheet body 1 rotates, the water flow injected into the water containing cylinder 21 is thrown to the inner circumferential surface of the water containing cylinder 21 under the action of centrifugal force, and is uniformly thrown onto the sheet body 1 from the water guide hole 21a, the temperature of the sheet body 1 is reduced, the heat dissipation efficiency is further improved, and meanwhile, dust pollution air generated in the cutting process can be reduced through the water flow; the spherical concave surface is used for guiding water flow to flow close to the side surface of the sheet body 1, and further ensuring that the side surface of the sheet body 1 is uniformly wetted.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a three leaf fan-shaped disk saw bits of hollowing out which characterized in that includes: the water-saving water dispenser comprises a sheet body and a water containing part, wherein the edge of the sheet body is provided with sawteeth and U-shaped grooves which are arranged at intervals, and the center of the sheet body is provided with a driving shaft mounting hole; the water containing part comprises a water containing barrel and a water baffle, one end of the water containing barrel is coaxially fixed on one side surface of the sheet body, and one end of the water containing barrel, which is connected with the sheet body, is provided with a plurality of water guide holes which are uniformly distributed along the circumferential direction and penetrate through the inner and outer circumferential surfaces of the water guide holes; the water baffle is circular, the water baffle is coaxially fixed at the other end of the water containing barrel, a water injection hole is formed in the center of the water baffle, and the diameter of the water injection hole is larger than that of the driving shaft mounting hole; at least two circles of chip removal holes are formed in an annular area on the sheet body between the water guide hole and the sawteeth, each chip removal hole is formed by sequentially and circumferentially arraying three fan blade type holes at an angle of 120 degrees, one ends of the three fan blade type holes close to an array axis of the three fan blade type holes are mutually communicated, a connecting part of the three fan blade type holes is provided with a fillet, the chip removal holes in the same circle are uniformly distributed at equal intervals, the chip removal holes in adjacent circles are staggered and distributed along the radial direction of the sheet body, and the chip removal holes are rotationally and symmetrically distributed about the central axis of the sheet body;
each fan blade type hole comprises a concave arc surface and a convex arc surface, the concave arc surface is arranged opposite to the convex arc surface, the direction of the concave arc surface on the fan blade type hole which rotates to the uppermost position of the blade body is the rotating direction of the blade body, and a fillet is arranged at the connecting part of the concave arc surface and the convex arc surface; one side surface of the sheet body connected with the water containing cylinder is a spherical concave surface, and the focus of the spherical concave surface is positioned on the axis of the sheet body.
2. The three-bladed sectored hollowed circular saw blade according to claim 1, wherein said blade has a number of clearance holes not greater than forty.
3. The three-bladed sectorized circular saw blade according to claim 2, characterized in that there are a total of two rings of said clearance holes, each ring comprising eight said clearance holes in rotationally symmetrical distribution.
4. The three-bladed sectorized circular saw blade of claim 1, wherein said teeth have diamond tips welded thereto.
5. The three-bladed sectored hollowed circular saw blade according to claim 1, wherein said teeth of said blade body edge are arranged at equal intervals, and said U-shaped slot is provided between two adjacent teeth.
6. The three-bladed sectorized circular saw blade according to claim 2, characterized in that there are three said circles of clearance holes, each circle comprising twelve said clearance holes in rotationally symmetrical distribution.
7. The three-bladed sectorial hollowed circular saw blade according to claim 6, wherein said clearance hole has a hollowed area gradually expanding from an inner ring to an outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822227970.1U CN210589953U (en) | 2018-12-27 | 2018-12-27 | Three-leaf fan-shaped hollowed disc saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822227970.1U CN210589953U (en) | 2018-12-27 | 2018-12-27 | Three-leaf fan-shaped hollowed disc saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210589953U true CN210589953U (en) | 2020-05-22 |
Family
ID=70717050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822227970.1U Expired - Fee Related CN210589953U (en) | 2018-12-27 | 2018-12-27 | Three-leaf fan-shaped hollowed disc saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210589953U (en) |
-
2018
- 2018-12-27 CN CN201822227970.1U patent/CN210589953U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 Termination date: 20201227 |