CN213593141U - Furniture connecting fastener machining tool - Google Patents
Furniture connecting fastener machining tool Download PDFInfo
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- CN213593141U CN213593141U CN202021192537.XU CN202021192537U CN213593141U CN 213593141 U CN213593141 U CN 213593141U CN 202021192537 U CN202021192537 U CN 202021192537U CN 213593141 U CN213593141 U CN 213593141U
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Abstract
The utility model discloses a fastener processing cutter is connected to furniture, including handle of a knife, convex transition portion and cutting portion, the cutting portion includes dabber and array in the epaxial multi-disc cutting edge of dabber, the cutting edge includes by lower supreme sharp sword and the step sword that sets gradually, each the top of step sword has a domatic, each a bevel angle is constituteed to domatic, the anterior angle has on the step sword, the outside of step sword still has first relief angle and second relief angle, the upper and lower both ends of step sword still have first centripetal angle and second centripetal angle respectively, the utility model discloses the mounting groove tolerance that processes is little, process velocity is fast, and the connecting piece is difficult for producing with the fixed back connecting piece of mounting groove and is rocked, under the prerequisite of not tool changing, workable various trench, still quick drilling, fluting and cutting unloading simultaneously.
Description
Technical Field
The utility model relates to a fastener processing cutter is connected to furniture especially relates to the cutter of fastener processing usefulness is connected to wooden furniture.
Background
In the processing of the slot position of the connecting fastener of the wood furniture, the processing mode of slotting a saw blade is generally adopted at present, and the processed slot position is easy to shake when being attached to a connecting piece; meanwhile, different saw blades need to be replaced when different groove positions are machined, corresponding adjustment needs to be carried out on cutting equipment, frequent replacement equipment setting is difficult to avoid grooving errors, and machining efficiency and machining precision are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a furniture connecting fastener machining tool.
The technical scheme of the utility model is that: the utility model provides a fastener processing cutter is connected to furniture, includes handle of a knife, convex transition portion and cutting part, cutting part includes dabber and array in the epaxial multi-disc cutting edge of dabber, the cutting edge includes by lower supreme straight line sword and the step sword that sets gradually, each the top of step sword has one domaticly, each domatic constitution oblique angle, the anterior angle has on the step sword, the outside of step sword still has first relief angle and second relief angle, the upper and lower both ends of step sword still have first centripetal angle and second centripetal angle respectively.
Specifically, the handle of a knife is 45# steel integrated into one piece structure with circular arc transition portion, dabber and cutting blade are superfine granule carbide integrated into one piece structure, transition portion and dabber are connected as an organic whole through high frequency welding's mode.
Preferably, the angle of the oblique angle is 40-120 degrees.
Preferably, the angle of the front angle is 8-15 degrees.
Preferably, the angle of the first rear angle is 12 to 22 °, and the angle of the second rear angle is 22 to 35 °.
Preferably, the widths of the first and second relief angles are 0.3 to 1.2 mm.
Preferably, the diameter of the mandrel is 40% -55% of the projection diameter of the outer circle consisting of the step blades.
Preferably, the angle between the first centripetal angle and the second centripetal angle is 1-5 degrees.
The utility model has the advantages that: the utility model can realize high-speed cutting processing, can process mounting grooves (such as a crescent groove, a U-shaped groove of a hasp chain connecting piece and the like) required by various invisible chain connecting pieces, can process mounting hole positions of two-in-one and three-in-one connecting pieces of common plate furniture, and can also rapidly drill, slot and cut blanking; it is worth mentioning that, the utility model discloses the mounting groove tolerance that processes is little, process velocity is fast, and the connecting piece is difficult for producing with the fixed back connecting piece of mounting groove and rocks, is the processing cutter of very thinking.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the cutting portion of the present invention.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
The first embodiment,
Referring to fig. 1 and 2, a furniture connecting fastener machining tool comprises a tool shank 1, an arc-shaped transition part 2 and a cutting part, wherein the cutting part comprises a mandrel 3 and a plurality of cutting blades 4 arrayed on the mandrel 3;
the tool holder 1 and the arc transition part 2 are of a 45# steel integrated structure, the mandrel 3 and the cutting blade 4 are of an ultrafine particle hard alloy integrated structure, and the transition part 2 and the mandrel 3 are connected into a whole in a high-frequency welding mode, so that the actual processing cost of the tool can be effectively reduced on the premise of ensuring the service life of the tool, and raw materials are saved;
the cutting blade 4 comprises a straight line blade D and a step blade E which are sequentially arranged from bottom to top, the top of each step blade is provided with a slope, each slope forms an oblique angle F, and the angle of the oblique angle F is 90 degrees and 40-120 degrees;
the step edge E is provided with a front angle W, and the angle of the front angle W is 10 degrees and 8-15 degrees so as to adapt to light and fast cutting processing of different wood materials;
the outer side of the step edge E is also provided with a first back angle a and a second back angle a1, the angle of the first back angle a is 12 degrees and 12-22 degrees, the angle of the second back angle a1 is 22 degrees and 22-35 degrees, and friction between the rear end face of the cutter and wood is reduced;
the widths of the first back angle a and the second back angle a1 are 0.5mm and 0.3-1.2 mm, so that the strength of the cutter is ensured;
the diameter of the mandrel 3 is 50% and 40% -55% of the projection diameter of the excircle consisting of the step blade E, so that the cutter cannot be broken when being used for high-speed cutting;
the upper end and the lower end of the step edge E are respectively provided with a first centripetal angle b1 and a second centripetal angle b, and the angles of the first centripetal angle b1 and the second centripetal angle b are 3 degrees and 1-5 degrees, so that the contact surface of a cutter during cutting is reduced, and the machining precision of the cutter is improved;
the cutting edge with the structure can realize high-speed cutting processing, can process mounting grooves (such as a crescent groove, a U-shaped groove of a hasp chain connector and the like) required by various invisible chain connectors on the premise of not changing the cutter, can also process mounting hole positions of two-in-one and three-in-one connectors of common plate furniture, and can also rapidly drill, slot and cut blanking; the utility model discloses the mounting groove tolerance of processing out is little, process velocity is fast, and the connecting piece is difficult for producing with the fixed back of mounting groove and is rocked, is the processing cutter of very thinking.
Example II,
On the basis of the first embodiment, the angle of the oblique angle F is preferably 45 °, the angle of the front angle W is preferably 8 °, the angle of the first rear angle a is preferably 15 °, the angle of the second rear angle a1 is preferably 25 °, the angles of the first centripetal angle b1 and the second centripetal angle b are preferably 5 °, and the wood processing method is more suitable for loose wood processing;
example III,
On the basis of the first embodiment, the angle of the oblique angle F is preferably 120 °, the angle of the front angle W is preferably 15 °, the angle of the first back angle a is preferably 22 °, the angle of the second back angle a1 is preferably 35 °, the angles of the first centripetal angle b1 and the second centripetal angle b are preferably 2 °, the widths of the first back angle a and the second back angle a1 are preferably 1.2mm, and the diameter of the mandrel 3 is preferably 55% of the projected diameter of the outer circle consisting of the step edge E, so that the mandrel can be better adapted to the processing of harder wood;
it will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 fastener processing cutter is connected to furniture, includes handle of a knife, convex transition portion and cutting portion, its characterized in that: the cutting part comprises a mandrel and a plurality of cutting blades arrayed on the mandrel, each cutting blade comprises a straight blade and a step blade which are sequentially arranged from bottom to top, the top of each step blade is provided with a slope surface, each slope surface forms an oblique angle, each step blade is provided with a front angle, the outer side of each step blade is provided with a first back angle and a second back angle, and the upper end and the lower end of each step blade are respectively provided with a first centripetal angle and a second centripetal angle.
2. The furniture connecting fastener machining tool according to claim 1, wherein: the handle of a knife is 45# steel integrated into one piece structure with circular arc transition portion, dabber and cutting edge are superfine granule carbide integrated into one piece structure, transition portion and dabber are connected as an organic whole through high frequency welding's mode.
3. The furniture connecting fastener machining tool according to claim 2, wherein: the angle of the oblique angle is 40-120 degrees.
4. The furniture connecting fastener machining tool according to claim 3, wherein: the angle of the front angle is 8-15 degrees.
5. The furniture connecting fastener machining tool according to claim 4, wherein: the angle of the first back angle is 12-22 degrees, and the angle of the second back angle is 22-35 degrees.
6. The furniture connecting fastener machining tool according to claim 5, wherein: the widths of the first and second relief angles are 0.3-1.2 mm.
7. The furniture connecting fastener machining tool according to claim 6, wherein: the diameter of the mandrel is 40% -55% of the diameter of the excircle projection formed by the step blades.
8. The furniture connecting fastener machining tool according to claim 7, wherein: the angle between the first centripetal angle and the second centripetal angle is 1-5 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021192537.XU CN213593141U (en) | 2020-06-24 | 2020-06-24 | Furniture connecting fastener machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021192537.XU CN213593141U (en) | 2020-06-24 | 2020-06-24 | Furniture connecting fastener machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213593141U true CN213593141U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021192537.XU Active CN213593141U (en) | 2020-06-24 | 2020-06-24 | Furniture connecting fastener machining tool |
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| CN (1) | CN213593141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560614A (en) * | 2021-08-10 | 2021-10-29 | 中国船舶电站设备有限公司 | LNG ship insulation box plate processing cutter |
-
2020
- 2020-06-24 CN CN202021192537.XU patent/CN213593141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560614A (en) * | 2021-08-10 | 2021-10-29 | 中国船舶电站设备有限公司 | LNG ship insulation box plate processing cutter |
| CN113560614B (en) * | 2021-08-10 | 2022-10-25 | 中国船舶电站设备有限公司 | LNG ship insulation box plate processing cutter |
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