CN209615620U - A kind of pipe cutting knife - Google Patents
A kind of pipe cutting knife Download PDFInfo
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- CN209615620U CN209615620U CN201920352195.4U CN201920352195U CN209615620U CN 209615620 U CN209615620 U CN 209615620U CN 201920352195 U CN201920352195 U CN 201920352195U CN 209615620 U CN209615620 U CN 209615620U
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- cutting
- abrasive material
- cutter hub
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- edge
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Abstract
The utility model discloses a kind of pipe cutting knives comprising cutter hub, the center of the cutter hub are equipped with mounting hole, and the edge of the cutter hub is equipped with the cutting edge for cutting pipeline；It is in " U " font concave inward structure that the cut end of the cutting edge is uniformly successively laid with several cutting grooves a and cutting groove b, the cutting groove a at equal intervals, and the cutting groove b is in triangle concave inward structure, and bottom comer is provided with circular hole；The outer surface of cutting edge above the cut end and the edge surface of cutter hub are plated with abrasive material, and are plated on the abrasive grain on cutting edge and are greater than the abrasive grain being plated on cutter hub.The pipe cutting knife realizes the cutting to pipeline when cutting to pipeline, through cut end, and realizes the polishing to cutting part by the abrasive material of plating, so that cutting part becomes smooth, improves cutting efficiency and technique.
Description
Technical field
The utility model relates to pipe cutting fields, and in particular to a kind of pipe cutting knife.
Background technique
PVC pipeline be liked deeply in the world today, a kind of rather popular and synthetic material for being also widely used, it
Global usage amount be in second in various synthetic materials.PVC pipeline is by it from heavy and light, and corrosion-resistant, compressive resistance is high, peace
The features such as facilitating entirely receives the favorable comment always of engineering circles, in recent years, at home under the pulling of rapid economic development, China
PVC pipeline development is very rapid.
Since PVC pipeline uses continuous production, the PVC pipeline gone out with transport production is saved for convenience, is needed to continuous
The PVC pipeline of production is cut.Currently, the scribing wheel when cutting to PVC pipeline frequently with rotation is cut；
However, that there are cutting efficiencies is low, cutting technique is poor for pipe cutting knife in the prior art, the problems such as being easily cut into pipeline flash.
Utility model content
The purpose of the utility model is to provide a kind of pipe cutting knives, to solve the problems, such as to mention in above-mentioned background technique.
In order to solve the above technical problems, the utility model provides a kind of pipe cutting knife comprising cutter hub, the center of cutter hub
Equipped with mounting hole, the edge of cutter hub is equipped with the cutting edge for cutting pipeline；The uniform successively cloth at equal intervals of the cut end of cutting edge
It is in " U " font concave inward structure equipped with several cutting grooves a and cutting groove b, cutting groove a, cutting groove b is in triangle concave inward structure, and
Bottom comer is provided with circular hole；The outer surface of cutting edge above cut end and the edge surface of cutter hub are plated with
Abrasive material, and be plated on the abrasive grain on cutting edge and be greater than the abrasive grain being plated on cutter hub.
Further, it is plated on direction of the abrasive grain on cutting edge from the connecting pin of cutting edge and cutter hub to cut end
On be gradually increased.
Further, the abrasive material being plated on cutting edge includes the second mill of the first abrasive material and granularity less than the first abrasive material
Material, the second abrasive material are located at the top of the first abrasive material.
Further, the first abrasive material, the second abrasive material and the abrasive material that is plated on cutter hub are of same size.
Further, cutting edge is in inverted triangle structure, and the section of cutting edge is arc-shaped, and cambered surface protrudes outward.
Further, cutting edge and cutter hub are integrally formed.
Further, the spacing between abrasive material bottom and cut end is greater than 2cm.
Further, the abrasive material being plated on cutting edge and the abrasive grain being plated on cutter hub are all larger than or are equal to 2cm.
The utility model has the following beneficial effects: the pipe cutting knife opened up on cutting edge cutting groove a, cutting groove b and
Circular hole so that cutting edge be not easily susceptible to cracking it is impaired.Cutting groove a, cutting groove b are successively staggered at equal intervals, circuit sequentially repeatedly
Pipeline is cut；Wherein, cutting groove a is set as " U " font concave inward structure, so that when being cut to pipeline, tool
There are higher cutting efficiency and separating effect；Cutting groove b is set as triangle concave inward structure, and cutting stress is smaller when cutting, cutting
Clast flash is few, not only ensure that cutting efficiency but also has improved cutting technique.The outer surface of cutting edge above cut end,
And the edge surface of cutter hub is plated with abrasive material, when cutting to pipeline, realizes the cutting to pipeline by cut end,
And the polishing to cutting part is realized by the abrasive material of plating, so that cutting part becomes smooth, improve cutting technique.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pipe cutting knife.
Fig. 2 is the structural schematic diagram of the cutting edge of pipe cutting knife.
Fig. 3 is the cross section structure schematic diagram of pipe cutting knife.
Fig. 4 is the first abrasive material of pipe cutting knife and the structural schematic diagram of the second abrasive material.
Wherein: 1, cutter hub；2, mounting hole；3, cutting edge；4, cut end；5, cutting groove a；6, cutting groove b；7, bottom comer；
8, circular hole；9, abrasive material；10, the first abrasive material；11, the second abrasive material.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only a kind of embodiment of the utility model, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without creative efforts
The every other embodiment obtained, belongs to the protection scope of the utility model.
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with drawings and the specific embodiments, to this
Application is described in further detail.
In the following description, the reference of " one embodiment ", " embodiment ", " example ", " example " etc. is shown
The embodiment or example so described may include special characteristic, structure, characteristic, property, element or limit, but not each reality
Applying example or example all necessarily includes special characteristic, structure, characteristic, property, element or limit.In addition, reuse phrase " according to
Although it is possible to be to refer to identical embodiment, but be not necessarily referring to identical embodiment for one embodiment of the application ".
For the sake of simplicity, common technical knowledge well known to technical field technical staff is omitted in the following contents.
As shown in FIG. 1 to 3, which includes cutter hub 1, and the center of cutter hub 1 is equipped with mounting hole 2, the side of cutter hub 1
Edge is equipped with cutting edge 3, for cutting pipeline.The cut end 4 of cutting edge 3 is uniformly successively laid with several cutting grooves a5 at equal intervals
With cutting groove b6；Wherein, cutting groove a5 is in " U " font concave inward structure, and cutting groove b6 is in triangle concave inward structure, and in bottom comer 7
It is provided with circular hole 8；The pipe cutting knife on cutting edge 3 by opening up cutting groove a5, cutting groove b6 and circular hole 8, so that cutting
Sword 3 is not easily susceptible to cracking impaired, effectively improves the service life of the pipe cutting knife.
In specific implementation, rotation cut pipeline when, cutting groove a5, cutting groove b6 circuit sequentially repeatedly to pipeline into
Row cutting.Wherein, cutting groove a5 is set as " U " font concave inward structure, so that when being cut to pipeline, it is with higher to cut
Cut efficiency and separating effect；Cutting groove b6 is set as triangle concave inward structure, and cutting stress is smaller when cutting, cuts clast flash
It is few；Cutting groove a5, cutting groove b6 are successively staggered at equal intervals, not only ensure that cutting efficiency but also have improved cutting technique.
The outer surface of cutting edge 3 above cut end 4 and the edge surface of cutter hub 1 are plated with abrasive material 9；In
This should be noted that the concrete type of abrasive material 9 herein with no restrictions.In specific implementation, using the pipe cutting knife to pipe
When road is cut, the cutting to pipeline is realized by cut end 4, and the polishing to cutting part is realized by the abrasive material 9 of plating,
So that cutting part becomes smooth, cutting technique is improved.
9 granularity of abrasive material being plated on cutting edge 3 on the pipe cutting knife is greater than 9 granularity of abrasive material being plated on cutter hub 1,
In cutting process, rough grinding can be carried out to the cutting part of pipeline by the abrasive material 9 being plated on cutting edge 3 first, then pass through
The abrasive material 9 being plated on cutter hub 1 carries out further thin polishing to the cutting part of pipeline, improves treatment process efficiency.
The preferred embodiment of the utility model are as follows: be plated on 9 granularity of abrasive material on cutting edge 3 from cutting edge 3 and cutter hub 1
It is gradually increased on connecting pin to the direction of cut end 4, so that bruting process gradually carries out, improves grinding efficiency.
As shown in figure 4, the preferred embodiment of the utility model are as follows: the abrasive material 9 being preferably plated on cutting edge 3 includes first
Less than the second abrasive material 11 of the first abrasive material 10, the second abrasive material 11 is located at the top of the first abrasive material 10 for abrasive material 10 and granularity.
First abrasive material 10 of the pipe cutting knife, the second abrasive material 11 and the abrasive material 9 that is plated on cutter hub 1 are of same size, into
Row is polished at equal intervals.The cutting edge 3 of the pipe cutting knife is in inverted triangle structure, and the section of cutting edge 3 is arc-shaped, and cambered surface is outside
Side is prominent, by the design to its structure, improves the structural strength of cutting edge 3, improves its service life；And specific real
Shi Zhong, cutting edge 3 and cutter hub 1 are integrally formed.
The preferred embodiment of the utility model are as follows: the spacing between 9 bottom of abrasive material and cut end 4 is greater than 2cm, it is ensured that pipe
Road cutting process it is effective.In specific implementation, the abrasive material 9 being plated on cutting edge 3 and 9, abrasive material be plated on cutter hub 1
Degree be all larger than or be equal to 2cm, it is ensured that the polishing in pipe cutting portion it is effective.
The foregoing description of the disclosed embodiments is that professional and technical personnel in the field can be realized or using originally practical new
Type.Various modifications to these embodiments will make for those skilled in the art it will be apparent that defined herein
General Principle can be realized in other embodiments in the case where not departing from the spirit or scope of utility model.Therefore, originally
Utility model will not be limited and the embodiments shown herein, and is to fit to and principles disclosed herein and novelty
The property consistent widest scope of feature.
Claims (8)
1. a kind of pipe cutting knife, it is characterised in that: including cutter hub (1), the center of the cutter hub (1) is equipped with mounting hole (2), institute
The edge of cutter hub (1) is stated equipped with the cutting edge (3) for cutting pipeline；The cut end (4) of the cutting edge (3) is uniformly successively etc.
Interval is laid with several cutting grooves a (5) and cutting groove b (6), and the cutting groove a (5) is in " U " font concave inward structure, described to cut
Slot b (6) are cut in triangle concave inward structure, and bottom comer (7) is provided with circular hole (8)；Cutting above the cut end (4)
The abrasive material that the outer surface of sword (3) and the edge surface of cutter hub (1) are plated with abrasive material (9), and are plated on cutting edge (3)
(9) granularity is greater than abrasive material (9) granularity being plated on cutter hub (1).
2. pipe cutting knife according to claim 1, it is characterised in that: the abrasive material (9) being plated on the cutting edge (3)
Granularity is gradually increased from cutting edge (3) and the connecting pin to the direction of cut end (4) of cutter hub (1).
3. pipe cutting knife according to claim 1, it is characterised in that: the abrasive material (9) being plated on the cutting edge (3)
It is less than the second abrasive material (11) of first abrasive material (10) including the first abrasive material (10) and granularity, second abrasive material (11) is located at
The top of first abrasive material (10).
4. pipe cutting knife according to claim 3, it is characterised in that: first abrasive material (10), the second abrasive material (11)
It is of same size with the abrasive material (9) that is plated on cutter hub (1).
5. pipe cutting knife according to claim 1, it is characterised in that: the cutting edge (3) is in inverted triangle structure, described
The section of cutting edge (3) is arc-shaped, and cambered surface protrudes outward.
6. pipe cutting knife according to claim 1, it is characterised in that: the cutting edge (3) and cutter hub (1) one at
Type.
7. pipe cutting knife according to claim 1, it is characterised in that: abrasive material (9) bottom and cut end (4) it
Between spacing be greater than 2cm.
8. pipe cutting knife according to claim 1, it is characterised in that: the abrasive material (9) being plated on cutting edge (3) and plating
Abrasive material (9) granularity overlayed on cutter hub (1) is all larger than or is equal to 2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352195.4U CN209615620U (en) | 2019-03-20 | 2019-03-20 | A kind of pipe cutting knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920352195.4U CN209615620U (en) | 2019-03-20 | 2019-03-20 | A kind of pipe cutting knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209615620U true CN209615620U (en) | 2019-11-12 |
Family
ID=68457228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920352195.4U Active CN209615620U (en) | 2019-03-20 | 2019-03-20 | A kind of pipe cutting knife |
Country Status (1)
| Country | Link |
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| CN (1) | CN209615620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640811A (en) * | 2019-09-24 | 2020-01-03 | 李小成 | Pipe cutting blade for pipe cutting machine |
| CN112658691A (en) * | 2020-12-16 | 2021-04-16 | 惠州城市职业学院(惠州商贸旅游高级职业技术学校) | Cutting and polishing integrated device for surfboards |
-
2019
- 2019-03-20 CN CN201920352195.4U patent/CN209615620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640811A (en) * | 2019-09-24 | 2020-01-03 | 李小成 | Pipe cutting blade for pipe cutting machine |
| CN112658691A (en) * | 2020-12-16 | 2021-04-16 | 惠州城市职业学院(惠州商贸旅游高级职业技术学校) | Cutting and polishing integrated device for surfboards |
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