CN2915427Y - Cylinder saw - Google Patents
Cylinder saw Download PDFInfo
- Publication number
- CN2915427Y CN2915427Y CN 200620103213 CN200620103213U CN2915427Y CN 2915427 Y CN2915427 Y CN 2915427Y CN 200620103213 CN200620103213 CN 200620103213 CN 200620103213 U CN200620103213 U CN 200620103213U CN 2915427 Y CN2915427 Y CN 2915427Y
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- Prior art keywords
- cutting
- cylinder type
- crown
- saw
- saw body
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Abstract
The utility model relates to cutting tools, and particularly relates to a cylinder saw used for machining relatively big round holes, including a shaft seat and a cylinder-shaped saw body on the lower end of which several cutting teeth are equipped, and cutting heads are equipped on the front end of the cutting teeth. This utility model provides a cylinder saw with reasonable structure simple operation and long service life, and the quality of the wall of the hole on the workpiece machined by it is good and it could also accomplish the machining of the workpiece with multilayer of round holes at one time.
Description
Technical field
The utility model relates to cutting tool, relates in particular to a kind of crown saw that is used for processing than big hole.
Background technology
Usually spiral bit, tip bit, augers, omnipotent expansion bit or fret saw etc. are used in perforate usually on plank, plastic plate etc., use above-mentioned instrument when the bigger circular hole of needs processing diameter, cutting output is big, effort, work efficiency is low and crudy is poor.
The barrel lower end circumference of its cylinder type saw body of common crown saw is evenly distributed with cutting teeth, the profile of tooth of existing its cutting teeth of crown saw is big to rectangular triangle, chip space is less in its working angles, chip removal has some setbacks, go out bits and stop up easily, width is consistent before and after its cutting teeth wall simultaneously when causing cutting, and resistance increases, and the workpiece hole wall that above-mentioned defective makes existing crown saw process is of poor quality, cutter life is short, and process velocity is slow.And, when processing multilayer circular hole workpiece, can't once finish because common crown saw only has one deck cutting teeth.
Summary of the invention
The utility model is at the problems referred to above, and it is a kind of rational in infrastructure, simple to operate that its goal of the invention is to provide, long service life, and the workpiece hole wall quality of processing is good, and can once finish the crown saw that the processing of multilayer circular hole workpiece needs.
The utility model solves the problems of the technologies described above by following technical proposals: a kind of crown saw, comprise spindle nose seat and cylinder type saw body, and described cylinder type saw body lower end has been provided with some cutting teeths, and described cutting teeth front end is provided with cutting head.The cutting end of described cutting head is radially inwardly outstanding.
As preferably, described cutting head is trapezoidal.
As preferably, be provided with several layers inner cylinder type saw body in the described cylinder type saw body, described inner cylinder type saw body lower end has been provided with some cutting teeths.
As preferably, described spindle nose seat is provided with external screw thread, and described cylinder type saw end on one's body is provided with internal thread, and the spindle nose seat is sawed body by being threaded with cylinder type, and the spindle nose seat of this decision design detachably uses, and has reduced the manufacturing cost of crown saw.
As preferably, described spindle nose seat bottom also is provided with several layers ring screw wall, be connected with inner cylinder type saw body on the described ring screw wall, described inner cylinder type saw body lower end is provided with some cutting teeths, and the multilayer cutting teeth can once be finished the processing needs of multilayer circular hole workpiece.Each layer cutting teeth can be on same cutting plane, also can be on different cutting plane, and each layer cutting teeth on different cutting planes can process has deep mixed circular hole workpiece.
As preferably, described spindle nose seat lower end is provided with a spring, and described spring lower end is provided with a base plate, and base plate has flap, and flap is connected by rotating shaft with base plate, but adopts the crown saw automatic material separator of this decision design, and scrap is released outside the crown saw saw body.
As preferably, described cylinder type saw is provided with 1-8 powder outlet on one's body.
Adopt the utility model of the technical program, its beneficial effect is, add a trapezoidal cutting head at the cutting teeth front end, make that the cutting end of cutting head is radially inwardly outstanding, the cutting end width greatly reduces cutting resistance like this greater than the cutting teeth width, has avoided the friction between cutting teeth wall and the workpiece, thereby has improved the workpiece hole wall quality, also improve simultaneously the process velocity of crown saw, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head has increased chip space, and helps chip removal and go out bits; The design of multilayer cutting teeth then makes can a rapid shaping when processing multilayer circular hole workpiece.
Description of drawings
Fig. 1 is the perspective view of embodiment 1.
Fig. 2 is the C-C cutaway view of Fig. 1.
Fig. 3 is that the A of Fig. 1 is to view.
Fig. 4 is the enlarged diagram of B among Fig. 1.
Fig. 5 is the perspective view of embodiment 2.
Fig. 6 is the D-D cutaway view of Fig. 5.
Fig. 7 is the structural representation of embodiment 3.
The specific embodiment
Below in conjunction with accompanying drawing 1-4 the utility model embodiment 1 is described in further detail:
As Fig. 1-shown in Figure 4, a kind of crown saw comprises the spindle nose seat 4 and the cylinder type saw body 1 that are connected with drill bit, and the feather edge of spindle nose seat 4 is provided with external screw thread 9, and described cylinder type saw body 1 upper end is provided with internal thread 8, and spindle nose seat 4 is sawed body 1 by being threaded with cylinder type.Described cylinder type saw body is evenly distributed with 7 cutting teeths 3 on 1 lower end, described cutting teeth 3 front ends are provided with trapezoidal cutting head 2, the cutting end of cutting head 2 is radially inwardly outstanding, this design makes the cutting end width of cutting head 2 greater than cutting teeth 3 width, therefore greatly reduce cutting resistance, avoided the tooth wall of cutting teeth 3 and the friction between the workpiece, thereby improved the workpiece hole wall quality, also improve simultaneously the process velocity of crown saw, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head 2 has increased chip space, and helps chip removal and go out bits.Also be laid with 4 powder outlets 5 on the circumferencial direction of described cylinder type saw body 1.
Describe in further detail below in conjunction with accompanying drawing 5-6, with 2 pairs of the utility model of the specific embodiment:
Shown in Fig. 5-6, a kind of crown saw comprises the spindle nose seat 4 and the cylinder type saw body 1 that are connected with drill bit, and the feather edge of spindle nose seat 4 is provided with external screw thread 9, and described cylinder type saw body 1 upper end is provided with internal thread 8, and spindle nose seat 4 is sawed body 1 by being threaded with cylinder type.Described spindle nose seat 4 bottoms also are provided with 2 layers of ring screw wall 10, be connected with inner cylinder type saw body 7 on the described ring screw wall 10, described inner cylinder type saw body 7 lower ends respectively are evenly distributed with 7 cutting teeths 3, described cutting teeth 3 front ends are provided with trapezoidal cutting head 2, the cutting end of cutting head 2 is radially inwardly outstanding, this design makes the cutting end width of cutting head 2 greater than cutting teeth 3 width, therefore greatly reduce cutting resistance, the tooth wall of cutting teeth 3 and the friction between the workpiece have been avoided, thereby improved the workpiece hole wall quality, also improve simultaneously the process velocity of crown saw, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head 2 has increased chip space, and helps chip removal and go out bits.Also be respectively equipped with 4 powder outlets 5 on described cylinder type saw body 1 and the inner cylinder type saw body 7.Can a rapid shaping when this multilayer design can make processing multilayer circular hole workpiece.
7 couples of the utility model embodiment 3 describe in further detail below in conjunction with accompanying drawing:
As shown in Figure 7, a kind of crown saw comprises the spindle nose seat 4 and the cylinder type saw body 1 that are connected with drill bit, and the feather edge of spindle nose seat 4 is provided with external screw thread 9, and described cylinder type saw body 1 upper end is provided with internal thread 8, and spindle nose seat 4 is sawed body 1 by being threaded with cylinder type.Described cylinder type saw body is evenly distributed with 7 cutting teeths 3 on 1 lower end, described cutting teeth 3 front ends are provided with trapezoidal cutting head 2, the cutting end of cutting head 2 is radially inwardly outstanding, this design makes the cutting end width of cutting head 2 greater than cutting teeth 3 width, therefore greatly reduce cutting resistance, avoided the tooth wall of cutting teeth 3 and the friction between the workpiece, thereby improved the workpiece hole wall quality, also improve simultaneously the process velocity of crown saw, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head 2 has increased chip space, and helps chip removal and go out bits.Described spindle nose seat 4 lower ends are provided with a spring 11, described spring 11 lower ends are provided with a base plate 12, base plate 12 is fixedlyed connected with spring 11, base plate 12 has flap 13, flap 13 is connected by rotating shaft 14 with base plate 12, descends flap 13 also can rotate with workpiece with the workpiece contact in working order, when crown saw quits work, but the crown saw automatic material separator is released scrap outside the crown saw saw body.
A kind of crown saw, comprise the spindle nose seat 4 and the cylinder type saw body 1 that are connected with drill bit, spindle nose seat 4 and 1 welding of cylinder type saw body, described cylinder type saw body is evenly distributed with 7 cutting teeths 3 on 1 lower end, described cutting teeth 3 front ends are provided with trapezoidal cutting head 2, the cutting end of cutting head 2 is radially inwardly outstanding, this design makes the cutting end width of cutting head 2 greater than cutting teeth 3 width, therefore greatly reduce cutting resistance, the tooth wall of cutting teeth 3 and the friction between the workpiece have been avoided, thereby improved the workpiece hole wall quality, also improved the process velocity of crown saw simultaneously, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head 2 has increased chip space, and helps chip removal and go out bits.Also be provided with 4 powder outlets 5 on the described cylinder type saw body 1.
A kind of crown saw, comprise the spindle nose 4 and the cylinder type saw body 1 that are connected with drill bit, weldering is provided with 2 layers of inner cylinder type saw body 7 in the described cylinder type saw body 1, described cylinder type saw body 1 is sawed on body 7 lower ends with the inner cylinder type and respectively is evenly distributed with 7 cutting teeths 3, described cutting teeth 3 front ends are provided with trapezoidal cutting head 2, the cutting end of cutting head 2 is radially inwardly outstanding, this design makes the cutting end width of cutting head 2 greater than cutting teeth 3 width, therefore greatly reduce cutting resistance, the tooth wall of cutting teeth 3 and the friction between the workpiece have been avoided, thereby improved the workpiece hole wall quality, also improved the process velocity of crown saw simultaneously, reduced the wearing and tearing of cutter; Simultaneously, the trapezoidal design of cutting head 2 has increased chip space, and helps chip removal and go out bits.Also be provided with 4 powder outlets 5 on the described cylinder type saw body 1.Can a rapid shaping when this multilayer design can make processing multilayer circular hole workpiece.
Claims (8)
1. a crown saw comprises spindle nose seat (4) and cylinder type saw body (1), it is characterized in that described cylinder type saw body (1) lower end is provided with some cutting teeths (3), and described cutting teeth (3) front end is provided with cutting head (2).
2. a kind of crown saw as claimed in claim 1 is characterized in that the cutting end of described cutting head (2) is radially inwardly outstanding.
3. a kind of crown saw as claimed in claim 2 is characterized in that described cutting head (2) is trapezoidal.
4. a kind of crown saw as claimed in claim 1 is characterized in that being provided with in the described cylinder type saw body (1) several layers inner cylinder type saw body (7), and described inner cylinder type saw body (7) lower end is provided with some cutting teeths (3).
5. a kind of crown saw as claimed in claim 1 is characterized in that described spindle nose seat (4) and cylinder type saw body (1) is by being threaded.
6. as claim 1 or 4 described a kind of crown saws, it is characterized in that described spindle nose seat (4) bottom also is provided with several layers ring screw wall (10), be connected with inner cylinder type saw body (7) on the described ring screw wall (10).
7. a kind of crown saw as claimed in claim 1, it is characterized in that described spindle nose seat (4) lower end is provided with a spring (11), described spring (11) lower end is provided with a base plate (12), and base plate (12) has flap (13), and flap (13) is connected by rotating shaft (14) with base plate (12).
8. as claim 1 or 2 or 3 or 4 or 5 described a kind of crown saws, it is characterized in that described cylinder type saw body (1) is provided with 1-8 powder outlet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620103213 CN2915427Y (en) | 2006-04-29 | 2006-04-29 | Cylinder saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620103213 CN2915427Y (en) | 2006-04-29 | 2006-04-29 | Cylinder saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2915427Y true CN2915427Y (en) | 2007-06-27 |
Family
ID=38186334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620103213 Expired - Fee Related CN2915427Y (en) | 2006-04-29 | 2006-04-29 | Cylinder saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2915427Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589435A (en) * | 2014-12-29 | 2015-05-06 | 宁波市镇海捷登应用技术研究所 | Cylinder turning tool and processing method using tool |
| CN105500466A (en) * | 2016-01-08 | 2016-04-20 | 苏州市职业大学 | Wood cut-off machine |
| CN109262770A (en) * | 2018-10-19 | 2019-01-25 | 大连金河精密工具有限公司 | Dual grooved cylinder knife |
-
2006
- 2006-04-29 CN CN 200620103213 patent/CN2915427Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589435A (en) * | 2014-12-29 | 2015-05-06 | 宁波市镇海捷登应用技术研究所 | Cylinder turning tool and processing method using tool |
| CN105500466A (en) * | 2016-01-08 | 2016-04-20 | 苏州市职业大学 | Wood cut-off machine |
| CN109262770A (en) * | 2018-10-19 | 2019-01-25 | 大连金河精密工具有限公司 | Dual grooved cylinder knife |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070627 Termination date: 20110429 |