CN213703495U - Spareribs chopping knife - Google Patents
Spareribs chopping knife Download PDFInfo
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- CN213703495U CN213703495U CN202022286798.4U CN202022286798U CN213703495U CN 213703495 U CN213703495 U CN 213703495U CN 202022286798 U CN202022286798 U CN 202022286798U CN 213703495 U CN213703495 U CN 213703495U
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Abstract
The utility model discloses a spareribs chopping knife, which comprises a semi-heart-shaped tooth blade, wherein an arc cutting edge is arranged above the semi-heart-shaped tooth blade, a plurality of tooth mouths which are closely connected are arranged on the arc periphery of the top of the arc cutting edge, and a knife tooth cutting edge is arranged in each tooth mouth; a plurality of crescent teeth and sharp teeth which are positioned between adjacent crescent teeth and protrude outwards are arranged in the knife tooth cutting edge; a semicircular mounting positioning hole is formed in the bottom gravity center position of the left lower end of the half-heart-shaped serrated blade, a plurality of circular screw mounting through holes which are uniformly distributed around the semicircular mounting positioning hole are formed in the half-heart-shaped serrated blade, and a screw head countersunk ring groove which enables a screw head to sink in the hole after being mounted and keeps the surface of the half-heart-shaped serrated blade flat and smooth is formed in each circular screw mounting through hole; the arc cutting edge is formed by sequentially splicing at least three sections of cutting edges. The durable cutter is specially used for cutting frozen meat and frozen spareribs below-5 degrees and has the characteristic of high-precision and high-speed cutting.
Description
Technical Field
The utility model relates to a technical field of bone meat cutter especially relates to a durable type, be used for cutting high-speed microthermal freezing pork chop of high accuracy chop sword.
Background
In the prior art, most of cutters for cutting frozen meat and frozen spareribs below-5 degrees adopt a structure of a circular blade, cutter teeth are arranged on the periphery of the circular blade for cutting, and the circular blade is fixedly installed with a rotating shaft of a driving structure through screws and the like. Because the round blade is used for cutting, the sharp cutting edge of the cutter tooth can vertically act on hard bones and firm ice, so that the cutter tooth is greatly impacted, the impact resistance is low, and the service life of the cutter is shortened; the circular blade has large contact area and long contact time with the frozen spareribs when cutting, and can cause adverse effects on the cutting state of the frozen spareribs, including shape, position, temperature and the like, thereby seriously affecting the cutting precision; in addition, the cutter teeth of the circular blade adopt a conventional cutter tooth structure, and after the cutter teeth are abraded, the cutting edges of the integral cutter teeth are not sharp any more, so that a good cutting function cannot be completed, the service life is short, and the cutting performance is low. Finally, the screw mounting structure that adopts when circular blade and pivot are installed, the screw head of its screw often can bulge in the surface of circular blade behind the screw installation is installed on circular blade, makes the cutter plane unevenness smooth, and the screw head collision freezing rib when freezing rib of cutting is comparatively deep in will cause the incision unevenness of freezing rib, produces more waste residue or bone fragment ability even, influences cutting effect and holistic cutting performance.
Disclosure of Invention
The utility model aims at overcoming above-mentioned prior art's shortcoming, providing a chop knife, this chop knife can solve prior art's cutter shock resistance low, the easy wearing and tearing of sword tooth, freezing spareribs incision unevenness, the cutting accuracy is not high and cutting performance low scheduling problem, is used for cutting the durable type cutting tool of freezing meat and freezing spareribs below the-5 degree specially, has the characteristics of the high-speed cutting of high accuracy. Wholly adopt the structure of similar half heart-shaped, be provided with the sword tooth on half heart-shaped cutter outer circumference, the sword tooth is provided with a plurality of month teeth that are used for cutting frozen meat and a plurality of sharp teeth that are used for cutting bone and hard ice, set up the circular arc blade on half heart-shaped cutter in addition and avoid the sword tooth blade of peak rent perpendicularly with hard bone and hard ice on, make the circular arc blade keep the most effective horizontal saw action of cutting, improve the cutting effect of cutting hard frozen spareribs and the life of cutter, reduce the cost of maintenance that uses, can also increase the shock resistance of blade simultaneously, improve cutting performance and cutting accuracy.
The utility model provides a technical scheme that its technical problem adopted is: a spareribs chopping knife comprises a semi-heart-shaped tooth blade, wherein an arc cutting edge is arranged above the semi-heart-shaped tooth blade, a plurality of tooth mouths which are closely connected are arranged on the arc periphery of the top of the arc cutting edge, and knife tooth cutting edges are arranged in the tooth mouths; a plurality of crescent teeth and sharp teeth which are positioned between adjacent crescent teeth and protrude outwards are arranged in the knife tooth cutting edge; a semicircular mounting positioning hole is formed in the bottom gravity center position of the left lower end of the half-heart-shaped serrated blade, a plurality of circular screw mounting through holes which are uniformly distributed around the semicircular mounting positioning hole are formed in the half-heart-shaped serrated blade, and a screw head countersunk ring groove which enables a screw head to sink in the hole after being mounted and keeps the surface of the half-heart-shaped serrated blade flat and smooth is formed in each circular screw mounting through hole; the arc cutting edge is formed by sequentially splicing at least three sections of cutting edges. The design of the semi-heart-shaped tooth blade can effectively avoid the vertical action of sharp cutter teeth on the arc cutting edge on hard bones and hard ice, improve the effect of cutting hard positions, prolong the service life, reduce the use maintenance cost, and can be designed to be much thicker than the original circular blade in thickness, thereby enhancing the durability; the arc cutting edge is formed by splicing a plurality of cutting edges, each cutting edge is also in an arc state, the radius and radian of each cutting edge are different, when the semi-heart-shaped tooth blade performs circular motion cutting, the cutting edge can always perform the most efficient transverse cutting action through the special arc cutting edge design, meanwhile, the guide cutting edge is prevented from perpendicularly acting on hard bones and hard ice, and the service life of the blade is prolonged; when cutting begins, the big sharp teeth at two ends of the tooth mouth are cut in advance, then the crescent teeth cut frozen meat below minus 5 degrees, the sharp teeth (the sharp teeth are smaller than the big sharp teeth) between the crescent teeth saw bones and ice along with the cutting depth, good cutting performance and effect are formed, and the cut is smooth; when the sharp teeth inside and outside the tooth mouth are worn, the sharp teeth inside and in the middle can more prominently finish the cutting function, so that the service life is prolonged; the semicircular installation positioning hole is used for being matched with a rotating shaft of the driving mechanism for positioning and installation, the rotating shaft positioning card is clamped into the semicircular installation positioning hole, the circular screw installation through hole is used for installing a screw and realizing the installation and fixation of the semi-heart-shaped toothed blade and the rotating shaft, the screw head countersunk circular groove is used for enabling the screw to be installed into the circular screw installation through hole, and then the screw head cannot protrude out of the surface of the semi-heart-shaped toothed blade, so that the surface of the semi-heart-shaped toothed blade is flat and smooth, and the cutting effect is not.
Furthermore, an inward-concave step capable of effectively reducing the contact area and the contact time of the half heart-shaped tooth blade and the cut object is arranged above the back of the half heart-shaped tooth blade. The inward-recessed step can effectively reduce the contact area and the contact time of the semi-heart-shaped tooth blade and the cut object, so that the influence on the state of the cut object, including the influence on the shape, the position and the temperature of the cut object, is reduced, and the cutting precision is improved.
Furthermore, the right lower end of the semi-heart-shaped tooth blade is provided with a threaded round hole for reinforcing and fixing the semi-heart-shaped tooth blade to be attached to the cutting surface. The threaded circular hole is used for strengthening the stability of the fixed semi-heart-shaped tooth blade, the semi-heart-shaped tooth blade is guaranteed to be attached to the cutting surface during cutting, and the cutting precision is improved.
Furthermore, the radius of the semicircular installation positioning hole is 37mm, the width of the tooth mouth is 2-10mm, and the depth is 1-12 mm.
Furthermore, 4-10 crescent teeth are arranged, and 3-9 sharp teeth are arranged.
Furthermore, the included angle between the arc cutting edge and the semi-heart-shaped tooth blade is 10-20 degrees, and the included angle between the tooth mouth and the semi-heart-shaped tooth blade is 22-40 degrees. The arc cutting edge and the tooth mouth are respectively different from the inclination angles of the semi-heart-shaped tooth blade, namely the cutting edge part is designed into two sections of different inclination angles, and the impact resistance of the cutting edge is improved by increasing the inclination angle of the cutting edge
Furthermore, the arc-shaped cutting edge is formed by sequentially splicing three cutting edges, and the radius of each cutting edge is 1:2.5:3, wherein the radius ratio of the three cutting edges is sequentially equal to that of each cutting edge.
Furthermore, the thickness of the half-heart-shaped tooth blade is 4.5-10mm, and the length is 190-450 mm. Because the hardness of the hard frozen spareribs, frozen meat and the like is high, the thickness of the semi-heart-shaped tooth blade is thicker than that of a common cutter (the existing cutter is mostly 2-4mm), the semi-heart-shaped tooth blade has better cutting performance and effect on hard substances, and the durability of the use of the semi-heart-shaped tooth blade is ensured.
To sum up, the utility model discloses a cut spareribs sword can solve prior art's cutter shock resistance low, the easy wearing and tearing of sword tooth, freezing spareribs incision unevenness, cutting accuracy is not high and cutting performance low scheduling problem, is used for cutting the durable type cutting tool of freezing meat and freezing spareribs below the-5 degree specially, has the high-speed characteristics of cutting of high accuracy. Wholly adopt the structure of similar half heart-shaped, be provided with the sword tooth on half heart-shaped cutter outer circumference, the sword tooth is provided with a plurality of month teeth that are used for cutting frozen meat and a plurality of sharp teeth that are used for cutting bone and hard ice, set up the circular arc blade on half heart-shaped cutter in addition and avoid the sword tooth blade of peak rent perpendicularly with hard bone and hard ice on, make the circular arc blade keep the most effective horizontal saw action of cutting, improve the cutting effect of cutting hard frozen spareribs and the life of cutter, reduce the cost of maintenance that uses, can also increase the shock resistance of blade simultaneously, improve cutting performance and cutting accuracy.
Drawings
Fig. 1 is a front schematic view of a spareribs chopping knife according to embodiment 1 of the present invention;
FIG. 2 is an enlarged schematic view at A of FIG. 1;
fig. 3 is a schematic side view of a spareribs chopping knife according to embodiment 1 of the present invention;
fig. 4 is an enlarged schematic view at B of fig. 3.
Detailed Description
Example 1
The spareribs chopping knife described in this embodiment 1, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, includes a half-heart-shaped tooth blade 1, an arc cutting edge 2 is disposed above the half-heart-shaped tooth blade, a plurality of tooth mouths 3 that are closely connected are disposed on an arc periphery of a top portion of the arc cutting edge, and knife tooth cutting edges 4 are disposed in the tooth mouths; 4-10 crescent teeth 5 and 3-9 sharp teeth 6 which are positioned between the adjacent crescent teeth and protrude outwards are arranged in the cutting edge of the cutter teeth, and the optimized mode is that 7 crescent teeth and 6 sharp teeth are arranged in one tooth mouth; a semicircular mounting positioning hole 7 is formed in the gravity center position of the bottom of the left lower end of the half-heart-shaped serrated blade, five circular screw mounting through holes 8 which are uniformly distributed around the semicircular mounting positioning hole are formed in the half-heart-shaped serrated blade, and a screw head countersunk ring groove 9 which enables a screw head to sink in the hole after being mounted and keeps the surface of the half-heart-shaped serrated blade flat and smooth is formed in each circular screw mounting through hole; the arc cutting edge is formed by sequentially splicing three sections of cutting edges. The design of the semi-heart-shaped tooth blade can effectively avoid the vertical action of sharp cutter teeth on the arc cutting edge on hard bones and hard ice, improve the effect of cutting hard positions, prolong the service life, reduce the use maintenance cost, and can be designed to be much thicker than the original circular blade in thickness, thereby enhancing the durability; the arc cutting edge is formed by splicing a plurality of cutting edges, each cutting edge is also in an arc state, the radius and radian of each cutting edge are different, when the semi-heart-shaped tooth blade performs circular motion cutting, the cutting edge can always perform the most efficient transverse cutting action through the special arc cutting edge design, meanwhile, the guide cutting edge is prevented from perpendicularly acting on hard bones and hard ice, and the service life of the blade is prolonged; when cutting begins, the big sharp teeth at two ends of the tooth mouth are cut in advance, then the crescent teeth cut frozen meat below minus 5 degrees, the sharp teeth (the sharp teeth are smaller than the big sharp teeth) between the crescent teeth saw bones and ice along with the cutting depth, good cutting performance and effect are formed, and the cut is smooth; when the sharp teeth inside and outside the tooth mouth are worn, the sharp teeth inside and in the middle can more prominently finish the cutting function, so that the service life is prolonged; the semicircular installation positioning hole is used for being matched with a rotating shaft of the driving mechanism for positioning and installation, the rotating shaft positioning card is clamped into the semicircular installation positioning hole, the circular screw installation through hole is used for installing a screw and realizing the installation and fixation of the semi-heart-shaped toothed blade and the rotating shaft, the screw head countersunk circular groove is used for enabling the screw to be installed into the circular screw installation through hole, and then the screw head cannot protrude out of the surface of the semi-heart-shaped toothed blade, so that the surface of the semi-heart-shaped toothed blade is flat and smooth, and the cutting effect is not.
In this embodiment, an inward recessed step 10 capable of effectively reducing the contact area and the contact time between the half-heart-shaped tooth blade and the cut object is arranged above the back surface of the half-heart-shaped tooth blade. The inward-recessed step can effectively reduce the contact area and the contact time of the semi-heart-shaped tooth blade and the cut object, so that the influence on the state of the cut object, including the influence on the shape, the position and the temperature of the cut object, is reduced, and the cutting precision is improved.
In this embodiment, the right lower end of the half-cardioid blade is provided with a threaded circular hole 11 for reinforcing and fixing the half-cardioid blade to fit the cutting surface. The threaded circular hole is used for strengthening the stability of the fixed semi-heart-shaped tooth blade, the semi-heart-shaped tooth blade is guaranteed to be attached to the cutting surface during cutting, and the cutting precision is improved.
In this embodiment, the radius of the semicircular installation positioning hole is 37mm, the width of the tooth mouth is 2-10mm, and the depth is 1-12mm, and the optimized mode is that the width of the tooth mouth is 5mm and the depth is 6 mm.
In the embodiment, the included angle between the arc cutting edge and the semi-heart-shaped tooth blade is 10-20 degrees, and the most preferable included angle is 15 degrees; the included angle between the tooth mouth and the half-heart-shaped tooth blade is 22-40 degrees, and the most preferable included angle is 30 degrees. The arc cutting edge and the tooth mouth are different from the inclination angle of the semi-heart-shaped tooth blade respectively, namely the cutting edge part is designed into two sections of different inclinations, and the impact resistance of the cutting edge is improved by increasing the inclination of the cutting edge.
In this embodiment, the radii of the three cutting edges of the arc-shaped cutting edge are 100mm, 250mm and 300mm in sequence, that is, the ratio of the radii of the three cutting edges is 1:2.5: 3.
In the embodiment, the thickness of the half-heart-shaped tooth blade is 4.5-10mm, and the length is 190-450 mm. Because the hardness of the hard frozen spareribs, frozen meat and the like is high, the thickness of the semi-heart-shaped tooth blade is thicker than that of a common cutter (the existing cutter is mostly 2-4mm), the semi-heart-shaped tooth blade has better cutting performance and effect on hard substances, and the durability of the use of the semi-heart-shaped tooth blade is ensured.
The spareribs chopping knife can solve the problems that the knife in the prior art is low in impact resistance, the knife teeth are easy to wear, the cut of frozen spareribs is not flat, the cutting precision is not high, the cutting performance is low and the like, is specially used for cutting frozen meat and frozen spareribs below-5 degrees and has the characteristic of high-precision and high-speed cutting. Wholly adopt the structure of similar half heart-shaped, be provided with the sword tooth on half heart-shaped cutter outer circumference, the sword tooth is provided with a plurality of month teeth that are used for cutting frozen meat and a plurality of sharp teeth that are used for cutting bone and hard ice, set up the circular arc blade on half heart-shaped cutter in addition and avoid the sword tooth blade of peak rent perpendicularly with hard bone and hard ice on, make the circular arc blade keep the most effective horizontal saw action of cutting, improve the cutting effect of cutting hard frozen spareribs and the life of cutter, reduce the cost of maintenance that uses, can also increase the shock resistance of blade simultaneously, improve cutting performance and cutting accuracy.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. Any simple modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all still fall within the scope of the technical solution of the present invention.
Claims (8)
1. A spareribs chopping knife is characterized by comprising a semi-heart-shaped tooth blade, wherein an arc cutting edge is arranged above the semi-heart-shaped tooth blade, a plurality of tooth mouths which are closely connected are arranged on the arc periphery of the top of the arc cutting edge, and knife tooth cutting edges are arranged in the tooth mouths; a plurality of crescent teeth and sharp teeth which are positioned between adjacent crescent teeth and protrude outwards are arranged in the knife tooth cutting edge; a semicircular mounting positioning hole is formed in the bottom gravity center position of the left lower end of the half-heart-shaped serrated blade, a plurality of circular screw mounting through holes which are uniformly distributed around the semicircular mounting positioning hole are formed in the half-heart-shaped serrated blade, and a screw head countersunk ring groove which enables a screw head to sink in the hole after being mounted and keeps the surface of the half-heart-shaped serrated blade flat and smooth is formed in each circular screw mounting through hole; the arc cutting edge is formed by sequentially splicing at least three sections of cutting edges.
2. The spareribs knife as claimed in claim 1, wherein an inward recessed step is provided above the back of the half-heart-shaped tooth blade to effectively reduce the contact area and contact time of the half-heart-shaped tooth blade with the object to be cut.
3. The spareribs knife as claimed in claim 2, wherein the right lower end of the half-cardioid blade is provided with a threaded circular hole for reinforcing and fixing the half-cardioid blade to fit the cutting surface.
4. The spareribs knife as claimed in claim 3, wherein the semi-circular mounting hole has a radius of 37mm, a mouth width of 2-10mm and a depth of 1-12 mm.
5. The spareribs chopping knife according to claim 4, wherein the number of crescent teeth is 4-10 and the number of sharp teeth is 3-9.
6. The spareribs chopping knife according to claim 5, wherein the angle between the arc cutting edge and the half-heart-shaped tooth blade is 10-20 degrees, and the angle between the tooth mouth and the half-heart-shaped tooth blade is 22-40 degrees.
7. The spareribs chopping knife according to claim 6, wherein the arc cutting edge is formed by sequentially splicing three cutting edges, and the radius ratio of the three cutting edges is 1:2.5: 3.
8. The sparerib chopping knife as claimed in claim 7, wherein the thickness of the half-heart-shaped tooth blade is 4.5-10mm and the length thereof is 190-450 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022286798.4U CN213703495U (en) | 2020-10-14 | 2020-10-14 | Spareribs chopping knife |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022286798.4U CN213703495U (en) | 2020-10-14 | 2020-10-14 | Spareribs chopping knife |
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| CN213703495U true CN213703495U (en) | 2021-07-16 |
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| CN202022286798.4U Active CN213703495U (en) | 2020-10-14 | 2020-10-14 | Spareribs chopping knife |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7402573B1 (en) | 2023-02-24 | 2023-12-21 | 株式会社マサヒロ | Wave blade knife |
| JP7402571B1 (en) | 2023-01-20 | 2023-12-21 | 株式会社マサヒロ | Wave blade knife and how to sharpen wave blade knives |
-
2020
- 2020-10-14 CN CN202022286798.4U patent/CN213703495U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7402571B1 (en) | 2023-01-20 | 2023-12-21 | 株式会社マサヒロ | Wave blade knife and how to sharpen wave blade knives |
| JP7402573B1 (en) | 2023-02-24 | 2023-12-21 | 株式会社マサヒロ | Wave blade knife |
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