CN212761319U - Hole saw with hard alloy tool bit - Google Patents
Hole saw with hard alloy tool bit Download PDFInfo
- Publication number
- CN212761319U CN212761319U CN202021241695.XU CN202021241695U CN212761319U CN 212761319 U CN212761319 U CN 212761319U CN 202021241695 U CN202021241695 U CN 202021241695U CN 212761319 U CN212761319 U CN 212761319U
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- Prior art keywords
- hole saw
- hole
- saw body
- arc
- handle
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- 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.)
- Expired - Fee Related
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- 229910045601 alloy Inorganic materials 0.000 title claims description 12
- 239000000956 alloy Substances 0.000 title claims description 12
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 abstract description 8
- 238000004080 punching Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a carbide tool bit hole saw, including hole saw handle, hole saw body and hole saw body, the side electricity of hole saw handle is connected with the electric hand drill and drives through the electric hand drill, the one end and the hole saw body fixed connection that the electric hand drill was kept away from to hole saw handle, the one end that the hole saw handle was kept away from to hole saw body is connected with the hole saw body, one side that the hole saw body was kept away from to the hole saw body is connected with conical drill bit, conical drill bit's tip is conical setting, the hole saw body includes arc side, middleware, goes out bits mouth, hole saw bottom plate, low-angle saw sword, installing port and goes out the bits hole. The utility model discloses, through the cooperation work between each position on the hole saw body, when making the hole saw body cutting punch, the sweeps after punching is discharged through most through a bits mouth, and the small part is discharged through a bits hole, the effectual holistic cutting and the trompil work of hole saw body that has promoted.
Description
Technical Field
The utility model relates to a tool bit hole saw technical field especially relates to a carbide tool bit hole saw.
Background
Hole saws, also known as hole openers, are attached to power tools through adapters as an accessory to the power tool for making holes of desired size in workpieces of materials such as metal or wood, and can cut very hard materials including hardened steel, cast iron, bricks, etc., with a spindle of carbon steel being fitted with a pilot drill.
The conventional hard alloy bit hole saw has the following disadvantages: the hole saw body surface of traditional carbide tool bit hole saw does not set up the chip removal hole or the chip removal hole quantity is less, and the sweeps that produce punches can't in time be followed the week and surveyed and discharged, causes clogging of sweeps easily, hinders the trompil work of cutting edge, influences the trompil effect, and present hole saw itself links together with the sword simultaneously, for this reason, provides a carbide tool bit hole saw.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the sweeps that the mesopore produced of prior art can't in time follow week and survey the discharge, cause the shortcoming of silt up of sweeps easily, and the carbide tool bit hole saw who provides, the effectual holistic cutting and the trompil work of hole saw body that has promoted.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a carbide tool bit hole saw, includes hole saw handle, hole saw body and hole saw body, the side electricity of hole saw handle is connected with electric hand drill and drives through electric hand drill, electric hand drill's one end and hole saw body fixed connection are kept away from to the hole saw handle, the one end that hole saw handle was kept away from to the hole saw body is connected with the hole saw body, one side that hole saw body was kept away from to the hole saw body is connected with conical drill bit, conical drill bit's tip is conical setting.
Preferably, the hole saw body includes arc side spare, intermediate member, play bits mouth, hole saw bottom plate, low-angle saw blade, installing port and play bits hole, two the one end that the arc side spare was kept away from relatively passes through intermediate member fixed connection, the circular hole saw bottom plate that sets up of side fixedly connected with of intermediate member and two arc side spares, hole saw bottom plate arc setting corresponds the same with arc side spare arc, with the intermediate member not connected constitute the play bits mouth between the tip of arc side spare and the intermediate member, a plurality of installing ports have been seted up to the lateral wall of hole saw bottom plate.
Preferably, the end face of the hole saw body is provided with a plurality of threaded openings corresponding to the hole saw bottom plate, and the inner side walls of the corresponding mounting openings and the threads are in threaded connection with mounting bolts together.
Preferably, the side of middleware and the equal fixedly connected with mounting panel of tip of conical bit, two all seted up fixed mouthful on the mounting panel, two connect through fixing bolt between the fixed mouthful.
Preferably, the cross section of the arc-shaped side piece far away from the hole saw body is provided with a plurality of equidistantly arranged small-angle saw blades, the cross section of the middle piece is not provided with the small-angle saw blades, and the small-angle saw blades and the arc-shaped side piece are integrally formed.
Preferably, the arc-shaped side surface of the arc-shaped side piece is provided with a plurality of chip discharge holes, and the chip discharge holes are communicated with two sides of the arc-shaped side piece.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the cooperation work between each position on the hole saw body, when making the cutting of hole saw body punch, the sweeps after punching is discharged through most through a bits mouth, the small part is discharged through a bits hole, it is less to have solved traditional hole saw body surface and not set up chip removal hole or chip removal hole quantity, the sweeps that produce punches can't in time be followed week and surveyed the discharge, cause the stifled condition of silting up of sweeps easily, effectual holistic cutting of hole saw body and trompil work have been promoted, further setting of low-angle saw blade, the impact force that makes the low-angle saw blade receive cushions on the arc side spare, the sharp and longer condition of traditional low-angle saw blade has been avoided, the life of low-angle saw blade has been prolonged.
2. The setting of removable cone bit guarantees cone bit's location effect, and the setting of removable hole saw body has guaranteed to use different hole saw bodies to different carbide.
Drawings
Fig. 1 is a schematic structural view of a hole saw with a hard alloy tool bit provided by the present invention;
fig. 2 is a schematic structural view of a hole saw body with a hard alloy bit according to the present invention;
fig. 3 is a schematic structural view of a hard alloy tool bit hole saw cone drill bit provided by the present invention;
fig. 4 is the schematic structural diagram of the small-angle saw blade of the hole saw with the cemented carbide tool bit provided by the utility model.
In the figure: 1-hole saw handle, 2-hole saw body, 3-hole saw body, 301 arc-shaped side part, 302 middle part, 303 chip outlet, 304-hole saw bottom plate, 305 small-angle saw blade, 306 mounting opening, 307 chip outlet, 4 conical drill bit and 5 mounting bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a carbide tool bit hole saw, including hole saw handle 1, hole saw body 2 and hole saw body 3, the side electricity of hole saw handle 1 is connected with the electric hand drill and drives through the electric hand drill, the one end and the hole saw body 2 fixed connection of electric hand drill are kept away from to hole saw handle 1, the one end that hole saw handle 1 was kept away from to hole saw body 2 is connected with hole saw body 3, one side that hole saw body 3 kept away from hole saw body 2 is connected with conical drill bit 4, the tip of conical drill bit 4 is conical setting.
The hole saw body 3 comprises arc-shaped side pieces 301, a middle piece 302, a chip outlet 303, a hole saw bottom plate 304, small-angle saw blades 305, mounting holes 306 and chip outlet 307, wherein one ends of the two arc-shaped side pieces 301 which are relatively far away are fixedly connected through the middle piece 302, the side surfaces of the middle piece 302 and the two arc-shaped side pieces 301 are fixedly connected with the hole saw bottom plate 304 which is circularly arranged, the arc arrangement of the hole saw bottom plate 304 is the same as the arc arrangement of the arc-shaped side pieces 301, the chip outlet 303 is formed between the end part of the arc-shaped side pieces 301 which are not connected with the middle piece 302 and the middle piece 302, the side wall of the hole saw bottom plate 304 is provided with a plurality of mounting holes 306, and through the matching work among all parts on the hole saw body 3, when the hole saw body 3 is cut and punched, most of chips are discharged through the chip outlet 303 and the small parts are discharged through the chip outlet 307, thereby solving the problem that the surface of the traditional hole saw body is not, the sweeps that punch the production can't in time be followed the week and surveyed the discharge, cause the stifled condition of silt of sweeps easily, the effectual holistic cutting and the trompil work that has promoted hole saw body 3, further small-angle saw blade 305's setting makes the impact force that small-angle saw blade 305 received cushion on arc side spare 301, has avoided traditional small-angle saw blade 305 sharp and longer condition, has prolonged small-angle saw blade 305's life.
The end face of the hole saw body 2 is provided with a plurality of threaded holes corresponding to the position of the hole saw bottom plate 304, the corresponding mounting holes 306 and the inner side wall of the threads are connected with mounting bolts 5 through common threads, the side face of the middle piece 302 and the end part of the conical drill bit 4 are fixedly connected with mounting plates, the two mounting plates are provided with fixing holes, the two fixing holes are connected through the fixing bolts, the cross section of the arc-shaped side piece 301 far away from the hole saw body 2 is provided with a plurality of equidistantly arranged small-angle saw blades 305, the cross section of the middle piece 302 is not provided with the small-angle saw blades 305, the small-angle saw blades 305 and the arc-shaped side piece 301 are integrally formed, the arc-shaped side face of the arc-shaped side piece 301 is provided with a plurality of chip outlet holes 307, and the plurality, the setting of removable cone bit 4 guarantees the location effect of cone bit 4, and the setting of removable hole saw body 3 has guaranteed to use different hole saw bodies 3 to different carbide.
The utility model discloses in, the staff installs suitable hole saw body 3 in hole saw body 2 earlier, concrete process is for installing 5 screw threads of construction bolt in the screw thread mouth on play bits hole 307 and hole saw body 2 on hole saw body 3, screw a plurality of fixing bolt after that, make fixing bolt connect in two mounting panels, make conical bit 4 install on the cross section of middleware 302, when needing to change hole saw body 3, only need take off conical bit 4 earlier, unscrew a plurality of construction bolt 5 again, make hole saw body 3 whole and hole saw body 2 separation, suitable hole saw body 3 is convenient for follow-up cutting and is punched on changing.
The hole saw handle 1 is driven by the electric hand drill, the hole saw handle 1 and the hole saw body 2 drive the hole saw body 3 to integrally rotate, the conical drill bit 4 at the end part of the hole saw body 3 corresponds to the center of the hard alloy to be processed, pressure is applied to the hole saw handle 1, the conical drill bit 4 is enabled to rotate and extend into the alloy, then the small-angle saw blade 305 on the hole saw body 3 continuously rubs with the hard alloy, the workpiece is cut and punched through the small-angle saw blade 305, chips during punching mainly fall and spill through the chip outlet 303, and small parts fall and spill through the chip outlet 307.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a carbide tool bit hole saw, includes hole saw handle (1), hole saw body (2) and hole saw body (3), its characterized in that, the side electricity of hole saw handle (1) is connected with the electric hand drill and drives through the electric hand drill, the one end and the hole saw body (2) fixed connection of electric hand drill are kept away from in hole saw handle (1), the one end that hole saw handle (1) was kept away from in hole saw body (2) is connected with hole saw body (3), one side that hole saw body (2) was kept away from in hole saw body (3) is connected with conical drill bit (4), the tip of conical drill bit (4) is conical setting.
2. The hole saw with the hard alloy cutter head as claimed in claim 1, wherein the hole saw body (3) comprises arc-shaped side pieces (301), an intermediate piece (302), a chip outlet (303), a hole saw bottom plate (304), small-angle saw blades (305), a mounting hole (306) and a chip outlet (307), one ends of the two arc-shaped side pieces (301) which are relatively far away are fixedly connected through the intermediate piece (302), the side surfaces of the intermediate piece (302) and the two arc-shaped side pieces (301) are fixedly connected with the hole saw bottom plate (304) which is circularly arranged, the arc arrangement of the hole saw bottom plate (304) is the same as the arc arrangement of the arc-shaped side pieces (301), the chip outlet (303) is formed between the end part of the arc-shaped side piece (301) which is not connected with the intermediate piece (302) and the intermediate piece (302), and the side wall of the hole saw bottom plate (304) is provided with a plurality of mounting holes (306).
3. A hole saw with a hard alloy bit as claimed in claim 2, characterized in that the end face of the hole saw body (2) is provided with a plurality of threaded openings corresponding to the hole saw base plate (304), and the corresponding mounting openings (306) and the inner side walls of the threads are connected with mounting bolts (5) through common threads.
4. The hole saw with the hard alloy cutter head as claimed in claim 2, wherein the side surface of the middle piece (302) and the end part of the conical drill bit (4) are fixedly connected with mounting plates, fixing ports are formed in the two mounting plates, and the two fixing ports are connected through fixing bolts.
5. A hole saw with cemented carbide bits as claimed in claim 2, characterized in that the cross section of the curved side part (301) away from the hole saw body (2) is provided with a plurality of equidistantly arranged small angle saw blades (305), the cross section of the middle part (302) is not provided with small angle saw blades (305), and the small angle saw blades (305) and the curved side part (301) are integrally formed.
6. A hole saw with cemented carbide tips as claimed in claim 2, characterised in that the curved side of the curved side piece (301) is provided with a plurality of chip holes (307), the plurality of chip holes (307) communicating with both sides of the curved side piece (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021241695.XU CN212761319U (en) | 2020-06-30 | 2020-06-30 | Hole saw with hard alloy tool bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021241695.XU CN212761319U (en) | 2020-06-30 | 2020-06-30 | Hole saw with hard alloy tool bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212761319U true CN212761319U (en) | 2021-03-23 |
Family
ID=75086047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021241695.XU Expired - Fee Related CN212761319U (en) | 2020-06-30 | 2020-06-30 | Hole saw with hard alloy tool bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212761319U (en) |
-
2020
- 2020-06-30 CN CN202021241695.XU patent/CN212761319U/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: 20210323 |