CN113580276A - High-strength chain saw chain - Google Patents
High-strength chain saw chain Download PDFInfo
- Publication number
- CN113580276A CN113580276A CN202110635834.XA CN202110635834A CN113580276A CN 113580276 A CN113580276 A CN 113580276A CN 202110635834 A CN202110635834 A CN 202110635834A CN 113580276 A CN113580276 A CN 113580276A
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- Prior art keywords
- cutting
- chain
- blade
- high strength
- chain saw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B33/00—Sawing tools for saw mills, sawing machines, or sawing devices
- B27B33/14—Saw chains
- B27B33/142—Cutter elements
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention discloses a high-strength chain for a chain saw, which comprises a chain main body and is characterized in that: the chain main part includes two inner links, blade structure and connects two round pin axles of inner link and blade structure, the blade structure including set up respectively two blade main parts of inner link both sides and with two fixed welded tool bit portions of blade main part. The invention can solve the defects in the prior art, has simple structure, large cutting bearing capacity, wide application range, quick cutting and greatly improved efficiency.
Description
Technical Field
The invention relates to a high-strength chain saw chain.
Background
The chain is generally a metal chain ring or a metal ring and is mainly used for lumbering and material making, the chain is an indispensable part on a chain saw and has irreplaceable function during working, the cutter head of the existing chain saw is fixed on an outer chain link, so that the supporting force is small, the chain saw cannot bear cutting or long-time cutting of a harder object, particularly the chain saw cannot cut the harder object for a long time during fire rescue, and meanwhile, the cutter head part of the existing chain is vertically designed, so that the chain saw is not sharp enough during cutting and is labor-consuming to use; the applicant provides further improvement on the basis and designs a novel chain saw chain so as to meet the requirements of the existing market.
Disclosure of Invention
The invention aims to overcome the existing defects and provide a high-strength chain saw chain which is simple in structure, large in cutting bearing capacity, wide in application range, quick in cutting and greatly improved in efficiency.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a high strength chain saw chain, includes the chain main part, its characterized in that: the chain main part includes two inner links, blade structure and connects two round pin axles of inner link and blade structure, the blade structure including set up respectively two blade main parts of inner link both sides and with two fixed welded tool bit portions of blade main part.
The invention is further optimized, a welding arc-shaped through groove is arranged between the blade main body and the cutter head part, and the width of the cutter head part is smaller than the width between the outer side edges of the two blade main bodies.
The invention is further optimized, and each blade body is provided with a cutting auxiliary part and two first through holes arranged on the blade body.
The invention is further optimized, and the cutting auxiliary part comprises a cutting tooth part, a groove arranged at the edge of the cutting tooth part and an arc-shaped cutting auxiliary groove arranged at the other side of the groove.
The invention is further optimized, the knife head part is fixedly welded on the two blade bodies, and the knife head part is provided with a cutting part.
The invention is further optimized, the cutting part is designed to be an inclined surface, the top end of the cutting part is protruded relative to the bottom end, and the bottom end of the cutting part is connected with the arc-shaped cutting auxiliary groove.
The invention is further optimized, two second through holes are arranged on the inner chain link, a notch is arranged at the lower part of the inner chain link, and a cutting groove is arranged at the lower part of the inner chain link.
The invention is further optimized, the two pin shafts penetrate through the two inner chain links and the blade structure, and the two ends of each pin shaft are arc-shaped ends.
Compared with the prior art, the invention has the following beneficial effects:
the invention relates to a high-strength chain for a chain saw, which comprises a chain main body and is characterized in that: the chain main part includes two inner links, blade structure and connects two round pin axles of inner link and blade structure, the blade structure including set up respectively two blade main parts of inner link both sides and with two fixed welded tool bit portions of blade main part. The blade structure comprises the cutter head part and the two fixedly welded cutter body, so that the cutter head part has supporting force of the two cutter body in the cutting process, can bear the cutting or long-time cutting of a hard object, and cannot cut the hard object for a long time particularly in fire rescue; meanwhile, the cutting part of the cutting part is designed to be an inclined plane, and the top end of the cutting part is protruded relative to the bottom end, so that the cutting part has better cutting holding power when contacting with a cut object, forms better cutting capability, and greatly improves cutting efficiency.
Therefore, the invention can overcome the defects in the prior art, has simple structure, large cutting bearing capacity, wide application range, quick cutting and greatly improved efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of a blade structure according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1, the present invention is a high strength chain for chain saw, comprising a chain body 1, characterized in that: the chain main body 1 comprises two inner chain links 2, a blade structure and two pin shafts 3 for connecting the inner chain links 2 and the blade structure, and the blade structure comprises two blade main bodies 41 arranged on two sides of the inner chain links 2 respectively and a cutter head part 42 fixedly welded with the two blade main bodies 41. The two blade main bodies 41 are arranged on two sides of the inner chain link 2, and are connected and fastened through the pin shaft 3, so that the cutting effect is better, the blade structure is arranged in the invention and comprises the blade head part 42 and the two blade main bodies 41 fixedly welded, so that the blade head part 42 has the supporting force of the two blade main bodies 41 in the cutting process, the blade head part can bear the cutting or long-time cutting of a harder object, and particularly, the harder object cannot be cut for a long time in fire rescue
In the present invention, a welding arc-shaped through groove 43 is provided between the blade body 41 and the head portion 42, and the width of the head portion 42 is smaller than the width between the outer side edges of the two blade bodies 41. In the invention, the width of the cutter head part 42 is smaller than the width between the outer side edges of the two blade main bodies 41, and the arc-shaped through groove 43 is welded, so that the cutter head part 42 and the blade main bodies 41 are conveniently welded; meanwhile, a flow guide channel for cutting is formed between the two blade main bodies 41, so that the cutting efficiency can be improved.
In the present invention, each of the blade bodies 41 is provided with a cutting assistance portion, and two first through holes 411 provided on the blade body 41.
In the present invention, the cutting auxiliary part includes a cutting tooth part 412, a groove 413 provided at one side of the cutting tooth part 412, and an arc-shaped cutting auxiliary groove 414 provided at the other side of the groove 413. The cutting tooth part 412 is provided with 2 convex parts which are a first convex part 415 and a second convex part 416, an arc-shaped knife face 417 is arranged between the first convex part 415 and the second convex part 416, one end of the first convex part, which is far away from the arc-shaped knife face 417, extends to form a rear extension part 418, one end of the second convex part 416, which is far away from the arc-shaped knife face 417, extends to form an inclined knife face 419, and the cutting tooth part 412 is integrally formed, so that the overall cutting efficiency can be improved, and particularly, the first convex part and the second convex part respectively protrude outwards to perform cutting assistance, one side of the first convex part and the second convex part perform cutting assistance, the other side of the first convex part and the second convex part are provided with a protective knife head part 42, and some hard objects can be effectively cut. In addition, the cutting knife face 4141 is formed outside the arc-shaped cutting auxiliary groove 414, and the knife face is formed by extending outwards, so that the cutting efficiency and the cutting quality are greatly improved, the cutting of the knife head part can be effectively assisted, and the structure does not appear on the market.
In the present invention, the cutter head portion 42 is fixedly welded to the two blade bodies 41, and the cutter head portion 42 is provided with the cutting portion 421, so that the cutting portion 421 can form a cutting blade surface to improve cutting efficiency, and can also form a shield-shaped blade surface.
In the invention, the cutting part 421 is designed to be an inclined surface, the top end of the cutting part 421 protrudes relative to the bottom end, the bottom end of the cutting part 421 is connected with the arc-shaped auxiliary cutting groove 414 to facilitate cutting, and the auxiliary cutting groove 414 is an arc-shaped surface. The cutting part 421 is designed to be an inclined plane, and the top end of the cutting part 421 protrudes relative to the bottom end, so that the cutting part has better cutting holding power when contacting with a cut object, forms better cutting capability, and greatly improves cutting efficiency.
In the present invention, two second through holes 21 are formed in the inner link 2, a notch 22 is formed at the lower portion of the inner link 2, and a cutting groove 23 is formed at the lower portion of the inner link 2.
In the invention, the two pin shafts 3 penetrate through the two inner chain links 2 and the blade structure, and the two ends of each pin shaft 3 are arc-shaped ends. According to the invention, the pin shaft 3 penetrates through the first through hole 411 and the second through hole 21 to fix the inner chain link 2 and the blade main body 41 together, and the two ends of the pin shaft 3 are arc-shaped ends, so that the pin shaft 3 cannot be damaged in the cutting process and is safer to cut.
The inner chain link 2 and the blade main body 41 can be made of iron, steel and the like, and the cutter head part 42 can be made of diamond or tungsten alloy, so that the requirement of high-efficiency cutting in fire rescue is met.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a high strength chain saw chain, includes the chain main part, its characterized in that: the chain main part includes two inner links, blade structure and connects two round pin axles of inner link and blade structure, the blade structure including set up respectively two blade main parts of inner link both sides and with two fixed welded tool bit portions of blade main part.
2. A high strength chain saw as set forth in claim 1, wherein: a welding arc-shaped through groove is formed between the blade main body and the cutter head portion, and the width of the cutter head portion is smaller than the width between the outer side edges of the two blade main bodies.
3. A high strength chain saw as set forth in claim 2, wherein: each blade main body is provided with a cutting auxiliary part and two first through holes arranged on the blade main body.
4. A high strength chain saw as set forth in claim 3, wherein: the cutting auxiliary part comprises a cutting tooth part, a groove arranged on the edge of the cutting tooth part and an arc-shaped cutting auxiliary groove arranged on the other side of the groove.
5. A high strength chain saw as set forth in claim 1, wherein: the knife head part is fixedly welded on the two blade bodies and is provided with a cutting part.
6. A high strength chain saw as set forth in claim 5, wherein: the cutting part is designed to be an inclined plane, the top end of the cutting part protrudes relative to the bottom end, and the bottom end of the cutting part is connected with the arc-shaped cutting auxiliary groove.
7. A high strength chain saw as set forth in claim 1, wherein: two second through holes are formed in the inner chain link, a notch is formed in the lower portion of the inner chain link, and a cutting groove is formed in the lower portion of the inner chain link.
8. A high strength chain saw as set forth in claim 1, wherein: the two pin shafts penetrate through the two inner chain links and the blade structure, and arc-shaped ends are arranged at two ends of each pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110635834.XA CN113580276A (en) | 2021-06-08 | 2021-06-08 | High-strength chain saw chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110635834.XA CN113580276A (en) | 2021-06-08 | 2021-06-08 | High-strength chain saw chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113580276A true CN113580276A (en) | 2021-11-02 |
Family
ID=78243462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110635834.XA Pending CN113580276A (en) | 2021-06-08 | 2021-06-08 | High-strength chain saw chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113580276A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT256429B (en) * | 1964-07-29 | 1967-08-25 | Josef Kellner | Saw chain |
| SE322041B (en) * | 1963-07-22 | 1970-03-23 | Omark Industries Inc | |
| CN203843937U (en) * | 2014-04-28 | 2014-09-24 | 杭州顺峰链业有限公司 | Special saw chain for cutting tree root |
| CN105965612A (en) * | 2016-07-06 | 2016-09-28 | 林建伟 | Saw chain of felling saw |
| CN208005986U (en) * | 2018-01-15 | 2018-10-26 | 石家庄墨子金刚石科技有限公司 | A kind of chain with diamond dust cutter head |
-
2021
- 2021-06-08 CN CN202110635834.XA patent/CN113580276A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE322041B (en) * | 1963-07-22 | 1970-03-23 | Omark Industries Inc | |
| AT256429B (en) * | 1964-07-29 | 1967-08-25 | Josef Kellner | Saw chain |
| CN203843937U (en) * | 2014-04-28 | 2014-09-24 | 杭州顺峰链业有限公司 | Special saw chain for cutting tree root |
| CN105965612A (en) * | 2016-07-06 | 2016-09-28 | 林建伟 | Saw chain of felling saw |
| CN208005986U (en) * | 2018-01-15 | 2018-10-26 | 石家庄墨子金刚石科技有限公司 | A kind of chain with diamond dust cutter head |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211102 |