CN109623883B - Cutting integrated knife - Google Patents
Cutting integrated knife Download PDFInfo
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- CN109623883B CN109623883B CN201910112389.1A CN201910112389A CN109623883B CN 109623883 B CN109623883 B CN 109623883B CN 201910112389 A CN201910112389 A CN 201910112389A CN 109623883 B CN109623883 B CN 109623883B
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- 230000005540 biological transmission Effects 0.000 claims description 30
- 238000007493 shaping process Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 claims 3
- 235000013372 meat Nutrition 0.000 abstract description 9
- 235000013311 vegetables Nutrition 0.000 abstract description 9
- 206010040844 Skin exfoliation Diseases 0.000 abstract 5
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 230000033001 locomotion Effects 0.000 description 6
- 235000012055 fruits and vegetables Nutrition 0.000 description 4
- 239000004576 sand Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 235000013405 beer Nutrition 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B11/00—Hand knives combined with other implements, e.g. with corkscrew, with scissors, with writing implement
- B26B11/006—Several functions combined in the blade
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B1/00—Hand knives with adjustable blade; Pocket knives
- B26B1/02—Hand knives with adjustable blade; Pocket knives with pivoted blade
- B26B1/04—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B3/00—Hand knives with fixed blades
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Abstract
The invention discloses a cutting integrated knife which comprises a main knife, a peeling knife, a knife handle, a knob, a rotary positioning shaft and a positioning driving device, wherein the knife handle is fixedly connected with the main knife; one end of the peeling knife is rotationally connected with the main knife through a pin shaft, the other end of the peeling knife is fixedly connected with an auxiliary knife shaft in the circumferential direction, and the auxiliary knife shaft extends into the knife handle; the rotary positioning shaft penetrates through the knob and extends into the cutter handle to be fixedly connected with the peripheral direction of the auxiliary cutter shaft, and the knob is connected to the cutter handle in a peripheral direction in a rotary manner; the rotary positioning shaft is fixedly provided with a circumferential positioning movable part, the knob and the knife handle are respectively provided with a first circumferential positioning fixed part and a second circumferential positioning fixed part, the circumferential positioning movable part can form circumferential fixed connection with the first circumferential positioning fixed part or the second circumferential positioning fixed part, and when the circumferential positioning movable part is connected with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device can lock or release the axial position of the rotary positioning shaft. The cutting integrated knife can complete the functions of cutting vegetables and meat, can also perform peeling treatment, and has adjustable peeling thickness.
Description
Technical Field
The invention relates to a kitchen knife, in particular to a cutting integrated knife.
Background
The development of kitchen knives is clear and fine in application, and mainly designs different knife shapes for different applications, such as boning knives for boning and peeling fresh meat, fishbone knives used for cooking fishes, and the like, and the material working and sharpness of the knives are continuously improved. However, for a common household kitchen knife, a common kitchen knife can meet most of the use requirements, and the functional diversity is more important. The existing multifunctional kitchen knife is mainly characterized in that additional functions such as a beer bottle opener, saw teeth and the like are added on a main knife, but few researches on a peeling function which is more important in a kitchen are carried out. At present, the existing kitchen knife in the market can only singly finish the functions of cutting vegetables or uniformly peeling, and the peeling thickness of the existing peeling knife is fixed and cannot be adjusted, so that different peeling thickness requirements cannot be met.
Disclosure of Invention
The invention aims to provide an integral cutting knife which solves the problems in the prior art, can complete the functions of cutting vegetables and meat, can peel fruits and vegetables, and the like, and has adjustable peeling thickness.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a cutting integrated knife which comprises a main knife, a peeling knife, a knife handle, a knob, a rotary positioning shaft and a positioning driving device, wherein one end of the knife handle is fixedly connected with one end of the main knife; the main knife is provided with a containing hole, the peeling knife is arranged in the containing hole, one end of the peeling knife is rotationally connected with the main knife through a pin shaft, the other end of the peeling knife is fixedly connected with an auxiliary knife shaft in the circumferential direction, the auxiliary knife shaft can freely rotate in the containing hole, and the auxiliary knife shaft extends into the knife handle and can freely rotate in the knife handle; the knob is connected to the cutter handle in a circumferential rotation way, the knob, the cutter handle, the rotary positioning shaft, the auxiliary cutter shaft and the pin shaft are coaxially arranged, and the rotary positioning shaft penetrates through the knob and extends into the cutter handle to be fixedly connected with the auxiliary cutter shaft in the circumferential direction; the rotary positioning shaft is fixedly provided with a circumferential positioning movable part, the knob and the knife handle are respectively provided with a first circumferential positioning fixed part and a second circumferential positioning fixed part, the circumferential positioning movable part can form circumferential fixed connection with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device is used for driving the rotary positioning shaft to axially reciprocate, and when the circumferential positioning movable part is connected with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device can lock or release the axial position of the rotary positioning shaft.
Preferably, the positioning driving device comprises a positioning cap, a key cap, a rotary transmission part and an elastic reset element, one end of the elastic reset element is propped against the knife handle, the other end of the elastic reset element is propped against the circumferential positioning movable part, the rotary positioning shaft is propped against the rotary transmission part under the elastic action of the elastic reset element, the positioning cap is circumferentially and rotatably connected to the knob, and the key cap coaxially penetrates through the positioning cap and is circumferentially fixed on the positioning cap; the rotary knob comprises a knob body, a knob and a handle, wherein a plurality of first limiting lugs are circumferentially arranged on the inner side wall of the knob body, a guide groove along the axial direction of the knob is formed between every two adjacent first limiting lugs, a locking inclined plane and a releasing inclined plane are formed at one end, close to the handle, of each first limiting lug, a limiting step is formed between each locking inclined plane and each releasing inclined plane, a plurality of second limiting lugs are circumferentially arranged on the outer side wall of the rotary transmission part, each second limiting lug can slide in the guide groove, a first contact inclined plane is formed at one end, facing the key cap, of each second limiting lug, and each first contact inclined plane is matched with each locking inclined plane and each releasing inclined plane; the key cap is close to one end shaping that rotates drive portion has and is used for driving the rotatory drive portion drives the inclined plane, the rotatory drive portion is close to one end shaping of key cap have with the second contact inclined plane of drive inclined plane adaptation, the incline direction of first contact inclined plane is the same with the incline direction of second contact inclined plane.
Preferably, the circumferential central angles of the first contact inclined plane, the locking inclined plane and the release inclined plane are the same as alpha, and the circumferential central angles of the driving inclined plane and the second contact inclined plane are the same as beta, wherein beta=n×alpha, and n is more than or equal to 1.
Preferably, a scale is circumferentially arranged at one end of the handle, which is close to the knob, an indication arrow is arranged at one end of the handle, which is close to the knob, and the indication arrow points to a zero scale line of the scale when the peeling knife and the main knife are positioned on the same plane.
Preferably, the circumferential positioning movable part is a spline, and the first circumferential positioning fixed part and the second circumferential positioning fixed part are spline grooves matched with the spline.
Preferably, an end of the rotary transmission part, which faces the rotary positioning shaft, is provided with a shaft end accommodating cavity, one end of the rotary positioning shaft, which is far away from the tool handle, extends into the shaft end accommodating cavity, and one end of the rotary positioning shaft, which is far away from the tool handle, is provided with a spherical surface which is contacted with a flat bottom surface of the shaft end accommodating cavity.
Preferably, an axial limiting protrusion is arranged on the side wall of the key cap in the positioning cap and used for preventing the key cap from moving out of the positioning cap axially and outwards; the key cap is circumferentially provided with a plurality of limit convex strips, each limit convex strip is parallel to the axial direction of the key cap, and the positioning cap is circumferentially provided with a plurality of limit grooves matched with the limit convex strips.
Preferably, an elastic assembly element is compressed between the pin shaft and the hole bottom of the pin shaft hole of the main cutter, wherein the pin shaft hole is provided with the pin shaft.
Preferably, one end of the handle, which is close to the knob, is sequentially provided with the first circumferential positioning fixing part and the elastic element accommodating cavity from outside to inside, two ends of the elastic reset element are respectively propped against the bottom surface of the elastic element accommodating cavity and the end surface of the circumferential positioning movable part, and the rotary positioning shaft passes through the first circumferential positioning fixing part and the elastic element accommodating cavity and then forms circumferential fixed connection with the auxiliary cutter shaft.
Preferably, two ends of the knob are respectively in threaded connection with the knife handle and the positioning cap.
Compared with the prior art, the invention has the following technical effects:
according to the integral cutting knife provided by the invention, the peeling knife can be turned over in the accommodating hole of the main knife, when the peeling knife and the main knife are positioned on the same plane, the integral cutting knife can be used for cutting vegetables or meat, and the peeling knife and the main knife form a certain included angle, so that the integral cutting knife can be used for peeling or peeling. The positioning driving device can drive the rotary positioning shaft to axially reciprocate, so that a circumferential positioning movable part on the rotary positioning shaft is driven to reciprocate between the first circumferential positioning fixed part or the second circumferential positioning fixed part, the circumferential positioning movable part can form circumferential fixed connection with the first circumferential positioning fixed part or the second circumferential positioning fixed part, and when the circumferential positioning movable part is connected with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device can lock or release the axial position of the rotary positioning shaft to prevent the axial movement of the rotary positioning shaft; when the circumferential positioning movable part is driven by the positioning driving device to move to be circumferentially and fixedly connected with the first circumferential positioning fixed part, the positioning driving device locks the axial position of the rotary positioning shaft, at the moment, the rotary knob rotates, the circumferential movement of the rotary knob is sequentially transmitted to the peeling knife through the first circumferential positioning fixed part, the circumferential positioning movable part, the rotary positioning shaft and the auxiliary knife shaft, namely, the rotary knob can drive the peeling knife to rotate, and the included angle between the peeling knife and the main knife is adjusted; after the included angle between the peeling knife and the main knife is adjusted, the positioning driving device releases the axial position of the rotary positioning shaft and then drives the rotary positioning shaft to axially move, when the circumferential positioning movable part is driven by the positioning driving device to move to be circumferentially fixedly connected with the second circumferential positioning fixed part, the positioning driving device locks the axial position of the rotary positioning shaft, at the moment, the circumferential positioning movable part on the rotary positioning shaft is circumferentially fixed by the second circumferential positioning fixed part on the knife handle, the knife handle is fixedly connected with the main knife, so that the rotary positioning shaft is also fixed on the knife handle, the peeling knife cannot rotate relative to the main knife, the angle of the peeling knife relative to the main knife is locked, the included angle between the peeling knife and the main knife is adjusted, and the included angle state between the peeling knife and the main knife is locked, so that the peeling thickness is adjustable. When the mode is required to be switched or the peeling thickness is required to be regulated, the positioning driving device can release the axial position of the rotary positioning shaft again, so that the circumferential positioning movable part is driven by the positioning driving device to move to be fixedly connected with the circumferential direction of the first circumferential positioning fixed part and rotate the knob, and the included angle between the peeling knife and the main knife is regulated. The cutting integrated knife provided by the invention can complete the functions of cutting vegetables and meat, can also peel fruits and vegetables, and has adjustable peeling thickness.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side view of a peeling knife of the cutting integrated knife provided by the invention from a knife handle end in an unlocked state;
FIG. 2 is a cross-sectional view A-A of the cutting integrated knife of FIG. 1;
FIG. 3 is a B-B cross-sectional view of the cutting integrated knife of FIG. 1;
fig. 4 is a partially enlarged schematic view of the cutting integrated knife M of fig. 2;
FIG. 5 is a side view of the peeling knife of the cutting integrated knife provided by the invention from the knife handle end in a locked state;
FIG. 6 is a C-C cross-sectional view of the cutting integrated knife of FIG. 5;
FIG. 7 is a D-D cross-sectional view of the cutting integrated knife of FIG. 5;
FIG. 8 is an enlarged partial schematic view of the cutting insert N of FIG. 6;
fig. 9 is a schematic structural view of a positioning cap and a key cap of the cutting integrated knife provided by the invention;
FIG. 10 is a partial cross-sectional view of the positioning cap and key cap of the cutting-in-one knife provided by the present invention;
FIG. 11 is a schematic view of the positioning driving device of the cutting integrated knife, the rotary positioning shaft and the auxiliary knife shaft;
fig. 12 is a schematic structural view of a key cap and a rotary transmission part of the cutting integrated knife provided by the invention;
fig. 13 is a schematic structural view of a rotary transmission part of the cutting integrated knife according to the present invention;
FIG. 14 is a partial cross-sectional view of the rotary drive portion of the cutting integrated knife provided by the present invention;
FIG. 15 is a partial cross-sectional view of the shank of the cutting-in-one knife provided by the present invention;
FIG. 16 is a partial cross-sectional view of a knob of the cutting-in-one knife provided by the present invention;
FIG. 17 is a half cross-sectional view of a knob of the cutting-in-one knife provided by the present invention;
in the figure: 1-a main cutter; 2-peeling knife; 3-a knife handle; 4-a knob; 5-rotating the positioning shaft; 6-pin shafts; 7-auxiliary cutter shafts; 8-positioning the movable part circumferentially; 9-a first circumferential positioning fixing part; 10-a second circumferential positioning fixing part; 11-positioning cap; 12-key cap; 13-a rotation transmission part; 14-an elastic return element; 15-a first limit bump; 16-a guide groove; 17-locking inclined planes; 18-a release ramp; 19-limiting steps; 20-a second limit bump; 21-a first contact ramp; 22-driving inclined plane; 23-shaft end accommodating cavity; 24-axial limit protrusions; 25-limit convex strips; 26-elastic fitting element.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide an integral cutting knife which solves the problems in the prior art, can complete the functions of cutting vegetables and meat, can peel fruits and vegetables, and the like, and has adjustable peeling thickness.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
The invention provides a cutting integrated knife, which is shown in figures 1-6, and comprises a main knife 1, a peeling knife 2, a knife handle 3, a knob 4, a rotary positioning shaft 5 and a positioning driving device, wherein one end of the knife handle 3 is fixedly connected with one end of the main knife 1; the main knife 1 is provided with an accommodating hole, the peeling knife 2 is arranged in the accommodating hole, one end of the peeling knife 2 is rotationally connected with the main knife 1 through a pin shaft 6, the other end of the peeling knife 2 is fixedly connected with an auxiliary knife shaft 7 in the circumferential direction, the auxiliary knife shaft 7 can freely rotate in the accommodating hole, and the auxiliary knife shaft 7 extends into the knife handle 3 and can freely rotate in the knife handle 3; the knob 4 is connected to the knife handle 3 in a circumferential rotation way, and the knob 4, the knife handle 3, the rotary positioning shaft 5, the auxiliary knife shaft 7 and the pin shaft 6 are coaxially arranged; the rotary positioning shaft 5 is fixedly provided with a circumferential positioning movable part 8, the knob 4 and the knife handle 3 are respectively provided with the rotary positioning shaft 5 penetrates through the knob 4 and stretches into the knife handle 3 to be fixedly connected with a first circumferential positioning fixed part 9 and a second circumferential positioning fixed part 10 in the circumferential direction with the auxiliary knife shaft 7, the circumferential positioning movable part 8 can form circumferential fixed connection with the first circumferential positioning fixed part 9 or the second circumferential positioning fixed part 10, the positioning driving device is used for driving the rotary positioning shaft 5 to axially reciprocate, and when the circumferential positioning movable part 8 is connected with the first circumferential positioning fixed part 9 or the second circumferential positioning fixed part 10, the positioning driving device can lock or release the axial position of the rotary positioning shaft 5.
The integral cutting knife integrates the functions of cutting vegetables, cutting meat and peeling, the peeling knife 2 can be turned over in the accommodating hole of the main knife 1, when the peeling knife 2 and the main knife 1 are positioned on the same plane, the integral cutting knife can be used for cutting vegetables or cutting meat, the peeling knife 2 and the main knife 1 form a certain included angle, the integral cutting knife can be used for peeling or peeling, and peeling is convenient and quick. The positioning driving device can drive the rotary positioning shaft 5 to axially reciprocate, so that the circumferential positioning movable part 8 on the rotary positioning shaft 5 is driven to reciprocate between the first circumferential positioning fixed part 9 or the second circumferential positioning fixed part 10, the circumferential positioning movable part 8 can form circumferential fixed connection with the first circumferential positioning fixed part 9 or the second circumferential positioning fixed part 10, and when the circumferential positioning movable part 8 is connected with the first circumferential positioning fixed part 9 or the second circumferential positioning fixed part 10, the positioning driving device can lock or release the axial position of the rotary positioning shaft 5 to prevent the axial movement of the rotary positioning shaft 5. As shown in fig. 1 to 4, when the circumferential positioning movable part 8 is driven by the positioning driving device to move to be fixedly connected with the circumferential direction of the first circumferential positioning fixed part 9, the positioning driving device locks the axial position of the rotary positioning shaft 5, at this time, the rotary knob 4, and the circumferential movement of the rotary knob 4 is sequentially transmitted to the peeling knife 2 through the first circumferential positioning fixed part 9, the circumferential positioning movable part 8, the rotary positioning shaft 5 and the auxiliary knife shaft 7, namely, the rotary knob 4 can drive the peeling knife 2 to rotate, and the included angle between the peeling knife 2 and the main knife 1 is adjusted; as shown in fig. 5 to 8, after the included angle between the peeling knife 2 and the main knife 1 is adjusted, the positioning driving device releases the axial position of the rotary positioning shaft 5 and then continues to drive the rotary positioning shaft 5 to move axially, when the circumferential positioning movable part 8 is driven by the positioning driving device to move to be fixedly connected with the circumferential direction of the second circumferential positioning fixing part 10, the positioning driving device locks the axial position of the rotary positioning shaft 5, at this time, the circumferential positioning movable part 8 on the rotary positioning shaft 5 is circumferentially fixed by the second circumferential positioning fixing part 10 on the knife handle 3, and since the knife handle 3 is fixedly connected with the main knife 1, the rotary positioning shaft 5 is also fixed on the knife handle 3, the peeling knife 2 cannot rotate relative to the main knife 1, and in the locked state, the angle of the peeling knife 2 relative to the main knife 1 is locked, so that the included angle between the peeling knife 2 and the main knife 1 is adjusted, and the included angle state between the peeling knife 2 and the main knife 1 is locked, and the peeling thickness is adjustable. When the mode is required to be switched or the peeling thickness is required to be adjusted, the positioning driving device can release the axial position of the rotary positioning shaft 5 again, so that the circumferential positioning movable part 8 is driven by the positioning driving device to move to be fixedly connected with the circumferential direction of the first circumferential positioning fixed part 9 and rotate the knob 4, and the peeling knife is in an unlocking state, and the included angle between the peeling knife 2 and the main knife 1 is adjusted. The cutting integrated knife provided by the invention can complete the functions of cutting vegetables and meat, can also peel fruits and vegetables, and has adjustable peeling thickness.
In a specific embodiment of the present invention, one end of the rotary positioning shaft 5 connected with the auxiliary cutter shaft 7 is a character-shaped shaft, a character-shaped notch matched with the character-shaped shaft is correspondingly arranged on the auxiliary cutter shaft 7, and the character-shaped shaft and the character-shaped notch form a circumferential fixed connection so as to transmit the power received by the rotary positioning shaft 5 to the auxiliary cutter shaft 7. One end of the cutting integrated cutter auxiliary cutter shaft 7 connected with the peeling cutter 2 is a flat shaft, a flat hole matched with the flat shaft is correspondingly formed in the peeling cutter 2, and the flat shaft is fixedly connected with the forming circumference so as to transmit the received power of the auxiliary cutter shaft 7 to the peeling cutter 2. The auxiliary cutter shaft 7 and the peeling cutter 2 are positioned in a shaft shoulder mode.
In another specific embodiment of the present invention, as shown in fig. 9 to 17, the positioning driving device of the cutting integrated knife comprises a positioning cap 11, a key cap 12, a rotation transmission part 13 and an elastic reset element 14, wherein one end of the elastic reset element 14 is propped against the knife handle 3, the other end is propped against the circumferential positioning movable part 8, the rotation positioning shaft 5 is propped against the rotation transmission part 13 under the elastic force of the elastic reset element 14, the positioning cap 11 is connected to the knob 4 in a circumferential rotation way, and the key cap 12 coaxially passes through the positioning cap 11 and is circumferentially fixed on the positioning cap 11; a plurality of first limit lugs 15 are circumferentially arranged on the inner side wall of the knob 4, a guide groove 16 along the axial direction of the knob 4 is formed between two adjacent first limit lugs 15, a locking inclined plane 17 and a release inclined plane 18 are formed at one end, close to the knife handle 3, of each first limit lug 15, a limit step 19 is formed between each locking inclined plane 17 and each release inclined plane 18, a plurality of second limit lugs 20 are circumferentially arranged on the outer side wall of the rotary transmission part 13, the second limit lugs 20 can slide in the guide groove 16, a first contact inclined plane 21 is formed at one end, facing the key cap 12, of each second limit lug 20, and the first contact inclined plane 21 is matched with each locking inclined plane 17 and each release inclined plane 18; the end of the key cap 12 close to the rotary transmission part 13 is formed with a driving inclined plane 22 for driving the rotary transmission part 13, the end of the rotary transmission part 13 close to the key cap 12 is formed with a second contact inclined plane matched with the driving inclined plane 22, the inclination direction of the first contact inclined plane 21 is the same as that of the second contact inclined plane, namely, when the driving inclined plane 22 contacts with the second contact inclined plane, a driving force in a horizontal direction is applied to the second contact inclined plane, and the driving force direction is parallel to the tangential direction of the rotary transmission part 13, so that the rotary transmission part 13 can be driven to rotate, and the rotation direction of the rotary transmission part 13 driven by the driving force is consistent with the rotation direction of the rotary transmission part 13 driven by the second limit lug 20 in the sliding process of the locking inclined plane 17 and the locking inclined plane 17.
When the peeling knife 2 is in an unlocking state, as shown in fig. 1-4, the circumferential positioning movable part 8 on the rotary positioning shaft 5 is meshed with the first circumferential positioning fixed part 9 on the knob 4, and at the moment, the power on the knob 4 can be transmitted to the auxiliary knife shaft 7 through the rotary positioning shaft 5, so that the peeling knife 2 is controlled to rotate, and the purposes of switching modes and adjusting peeling thickness are achieved. When the mode is switched or the peeling thickness is adjusted, the key cap 12 is pressed down, at this time, the power provided by the operator overcomes the resistance of the elastic reset element 14 to force the rotary transmission part 13 to slide along the guide groove 16 on the knob 4, after the top end of the second limit bump 20 on the rotary transmission part 13 reaches the bottom end of the guide groove 16 on the knob 4, as shown in fig. 10-13, the second contact inclined surface at the top end of the rotary transmission part 13 rotates around the axis thereof under the drive of the drive inclined surface 22, the first contact inclined surface 21 of the second limit bump 20 on the rotary transmission part 13 reaches the locking inclined surface 17 on the knob 4 and the limit step 19 prevents the rotary transmission part 13 from continuing to rotate (as shown in fig. 16 and 17), at this time, the peeling knife 2 is in a locked state, as shown in fig. 5-8, the circumferential positioning movable part 8 on the rotary positioning shaft 5 is engaged with the second circumferential positioning fixed part 10 on the knife handle 3, and the peeling knife 2 cannot move relative to the knife handle 3 and the main knife 1 due to the fixed state of the knife handle 3. When the mode is required to be switched or the peeling thickness is required to be adjusted, the key cap 12 is pressed, the top of the second limiting projection 20 moves out of the limiting step 19, the second contact inclined surface at the top end of the rotary transmission part 13 continues to rotate around the axis thereof under the drive of the driving inclined surface 22, as shown in fig. 10 to 13, the rotary positioning shaft 5 moves upwards under the elastic force of the elastic reset element 14, and the first contact inclined surface 21 of the second limiting projection 20 on the rotary transmission part 13 slides into the guide groove 16 on the knob 4 along the release inclined surface 18 on the knob 4 and continues to move to the unlocking state of the peeling knife 2 under the elastic force of the elastic reset element 14.
In order to keep the driving bevel 22 in a stable contact state with the second contact bevel, so that the driving bevel 22 applies a stable driving force to the second contact bevel, in another specific embodiment of the present invention, the circumferential central angles of the first contact bevel 21, the locking bevel 17 and the release bevel 18 of the cutting-and-integrating knife are all the same α, the circumferential central angles of the driving bevel 22 and the second contact bevel are all the same β, β=n×α, n is equal to or greater than 1.
In order to more accurately adjust the included angle between the peeling knife 2 and the main knife 1 and ensure the peeling thickness to be accurate, in another specific embodiment of the present invention, as shown in fig. 15, a scale for indicating the peeling thickness is circumferentially arranged at one end of the knife handle 3 of the cutting-in-one knife, which is close to the knob 4, an indication arrow is arranged at one end of the knob 4, which is close to the knife handle 3, and the indication arrow points to a zero scale mark of the scale when the peeling knife 2 and the main knife 1 are located on the same plane.
In another specific embodiment of the present invention, as shown in fig. 4, 8, 15-17, the circumferential positioning movable portion 8 of the cutting-integrated tool is a spline, and the first circumferential positioning fixed portion 9 and the second circumferential positioning fixed portion 10 are spline grooves matched with the spline, but not limited thereto, other matched connectors capable of realizing circumferential fixed connection between the circumferential positioning movable portion 8 and the first circumferential positioning fixed portion 9 and the second circumferential positioning fixed portion 10 and capable of realizing axial relative movement after unlocking may be used.
In another specific embodiment of the present invention, as shown in fig. 12 to 14, a shaft end accommodating cavity 23 is provided at one end of the rotary transmission part 13 of the cutting integrated knife facing the rotary positioning shaft 5, one end of the rotary positioning shaft 5 far away from the knife handle 3 extends into the shaft end accommodating cavity 23, and one end surface of the rotary positioning shaft 5 far away from the knife handle 3 forms a spherical surface contacting with the flat bottom surface of the shaft end accommodating cavity 23, so that the contact area between the rotary positioning shaft 5 and the shaft end accommodating cavity 23 can be reduced, and the rotary transmission part 13 is prevented from receiving excessive friction force from the rotary positioning shaft 5 during rotation and cannot complete rotary motion.
In another specific embodiment of the present invention, as shown in fig. 9 to 10, an axial limiting protrusion 24 is provided on the side wall of the key cap 12 of the cutting-in-one cutter inside the positioning cap 11, for preventing the key cap 12 from moving axially outwards out of the positioning cap 11; the button cap 12 is provided with a plurality of spacing sand grip 25 on the circumference, and each spacing sand grip 25 is all parallel to the axial of button cap 12, and positioning cap 11 circumference is provided with a plurality of spacing recesses with spacing sand grip 25 clearance fit, realizes that button cap 12 circumference is fixed in on the positioning cap 11, and button cap 12 coaxial free pass positioning cap 11.
In order to facilitate the installation of the peeling knife 2, in another embodiment of the present invention, as shown in fig. 2 and 6, an elastic assembly element 26 is compressed between the pin shaft 6 of the cutting integrated knife and the hole bottom of the pin shaft 6 hole of the main knife 1 where the pin shaft 6 is installed.
In another specific embodiment of the present invention, the end of the shank 3 of the cutting integrated knife, which is close to the knob 4, is sequentially provided with a first circumferential positioning fixing portion 9 and an elastic element accommodating cavity from outside to inside, two ends of the elastic reset element 14 respectively press against the bottom surface of the elastic element accommodating cavity and the end surface of the circumferential positioning movable portion 8, and the rotary positioning shaft 5 passes through the first circumferential positioning fixing portion 9 and the elastic element accommodating cavity to form circumferential fixed connection with the auxiliary knife shaft 7, and the elastic reset element 14 is freely sleeved outside the rotary positioning shaft 5.
In another embodiment of the present invention, the resilient return element 14 and the resilient mounting element 26 of the cutting integrated knife are both springs.
In another specific embodiment of the present invention, both ends of the knob 4 of the cutting-in-one tool are respectively screwed with the shank 3 and the positioning cap 11, but not limited thereto, as long as both ends of the knob 4 can be respectively rotated circumferentially with respect to the shank 3 and the positioning cap 11, and the present invention is not limited to the axial connection manner of the knob 4 with respect to the shank 3 and the positioning cap 11, and the knob 4 may be movable or fixed circumferentially with respect to the shank 3 and the positioning cap 11.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (10)
1. A cutting integrated knife, characterized in that: the peeling knife comprises a main knife, a peeling knife, a knife handle, a knob, a rotary positioning shaft and a positioning driving device, wherein one end of the knife handle is fixedly connected with one end of the main knife; the main knife is provided with a containing hole, the peeling knife is arranged in the containing hole, one end of the peeling knife is rotationally connected with the main knife through a pin shaft, the other end of the peeling knife is fixedly connected with an auxiliary knife shaft in the circumferential direction, the auxiliary knife shaft can freely rotate in the containing hole, and the auxiliary knife shaft extends into the knife handle and can freely rotate in the knife handle; the knob is connected to the cutter handle in a circumferential rotation way, the knob, the cutter handle, the rotary positioning shaft, the auxiliary cutter shaft and the pin shaft are coaxially arranged, and the rotary positioning shaft penetrates through the knob and extends into the cutter handle to be fixedly connected with the auxiliary cutter shaft in the circumferential direction; the rotary positioning shaft is fixedly provided with a circumferential positioning movable part, the knob and the knife handle are respectively provided with a first circumferential positioning fixed part and a second circumferential positioning fixed part, the circumferential positioning movable part can form circumferential fixed connection with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device is used for driving the rotary positioning shaft to axially reciprocate, and when the circumferential positioning movable part is connected with the first circumferential positioning fixed part or the second circumferential positioning fixed part, the positioning driving device can lock or release the axial position of the rotary positioning shaft; the utility model discloses a handle of a knife, the handle of a knife is close to the one end circumference of knob is provided with the scale, the one end that the knob is close to the handle of a knife is provided with the instruction arrow.
2. The cutting integrated knife according to claim 1, wherein: the positioning driving device comprises a positioning cap, a key cap, a rotary transmission part and an elastic reset element, one end of the elastic reset element is propped against the cutter handle, the other end of the elastic reset element is propped against the circumferential positioning movable part, the rotary positioning shaft is propped against the rotary transmission part under the elastic action of the elastic reset element, the positioning cap is rotationally connected to the knob in the circumferential direction, and the key cap coaxially penetrates through the positioning cap and is circumferentially fixed on the positioning cap; the rotary knob comprises a knob body, a knob and a handle, wherein a plurality of first limiting lugs are circumferentially arranged on the inner side wall of the knob body, a guide groove along the axial direction of the knob is formed between every two adjacent first limiting lugs, a locking inclined plane and a releasing inclined plane are formed at one end, close to the handle, of each first limiting lug, a limiting step is formed between each locking inclined plane and each releasing inclined plane, a plurality of second limiting lugs are circumferentially arranged on the outer side wall of the rotary transmission part, each second limiting lug can slide in the guide groove, a first contact inclined plane is formed at one end, facing the key cap, of each second limiting lug, and each first contact inclined plane is matched with each locking inclined plane and each releasing inclined plane; the key cap is close to one end shaping that rotates drive portion has the drive inclined plane that is used for driving rotate drive portion, rotate drive portion be close to one end shaping of key cap have with the second contact inclined plane of drive inclined plane adaptation, the incline direction of first contact inclined plane is the same with the incline direction of second contact inclined plane.
3. The cutting integrated knife according to claim 2, wherein: the circumferential central angles of the first contact inclined plane, the locking inclined plane and the release inclined plane are the same alpha, and the circumferential central angles of the driving inclined plane and the second contact inclined plane are the same beta, wherein beta=n×alpha, and n is more than or equal to 1.
4. The cutting integrated knife according to claim 1, wherein: when the peeling knife and the main knife are positioned on the same plane, the indication arrow points to a zero scale line of the scale.
5. The cutting integrated knife according to claim 1, wherein: the circumferential positioning movable part is a spline, and the first circumferential positioning fixed part and the second circumferential positioning fixed part are spline grooves matched with the spline.
6. The cutting integrated knife according to claim 2, wherein: the rotary transmission part is provided with a shaft end accommodating cavity towards one end of the rotary positioning shaft, which is far away from the tool handle, extends into the shaft end accommodating cavity, and one end surface of the rotary positioning shaft, which is far away from the tool handle, is provided with a spherical surface which is contacted with a flat bottom surface of the shaft end accommodating cavity.
7. The cutting integrated knife according to claim 2, wherein: the key cap is provided with an axial limiting bulge on the side wall in the positioning cap and used for preventing the key cap from moving out of the positioning cap axially and outwards; the key cap is circumferentially provided with a plurality of limit convex strips, each limit convex strip is parallel to the axial direction of the key cap, and the positioning cap is circumferentially provided with a plurality of limit grooves matched with the limit convex strips.
8. The cutting integrated knife according to claim 1, wherein: an elastic assembly element is compressed between the pin shaft and the hole bottom of the pin shaft hole of the main cutter, wherein the pin shaft hole is provided with the pin shaft.
9. The cutting integrated knife according to claim 2, wherein: the utility model discloses a rotary knife handle, including handle of a knife, elastic element, rotary positioning axle, auxiliary knife shaft, the handle of a knife is close to the one end of knob has set gradually from outside to inside first circumference location fixed part and elastic element accommodation chamber, the both ends of elastic reset element are supported respectively to press on the bottom surface of elastic element accommodation chamber and on the terminal surface of circumference location movable part, rotary positioning axle passes behind first circumference location fixed part and the elastic element accommodation chamber with auxiliary knife shaft forms circumference fixed connection.
10. The cutting integrated knife according to claim 2, wherein: and two ends of the knob are respectively in threaded connection with the knife handle and the positioning cap.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112389.1A CN109623883B (en) | 2019-02-13 | 2019-02-13 | Cutting integrated knife |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112389.1A CN109623883B (en) | 2019-02-13 | 2019-02-13 | Cutting integrated knife |
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| Publication Number | Publication Date |
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| CN109623883A CN109623883A (en) | 2019-04-16 |
| CN109623883B true CN109623883B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910112389.1A Active CN109623883B (en) | 2019-02-13 | 2019-02-13 | Cutting integrated knife |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111745484B (en) * | 2020-06-02 | 2021-10-01 | 上海建工四建集团有限公司 | Construction method for wall surface polishing |
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| DE102010028178A1 (en) * | 2010-04-26 | 2011-10-27 | Fackelmann Gmbh + Co Kg | Cutter for cutting or peeling, particular of fruit or vegetable, comprises longitudinal axis having handle housing for holding cutter, where blade is moved between storage position and cutting position or peeling position |
| DE202012104471U1 (en) * | 2012-11-20 | 2013-01-09 | David Brezik | Universal peeler for vegetables and fruits |
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| CN206066501U (en) * | 2016-08-29 | 2017-04-05 | 曾亚明 | A kind of equivalent multipurpose fruit and vegerable knife |
| CN206197713U (en) * | 2016-08-30 | 2017-05-31 | 黄河科技学院 | A kind of cutting edge anglec of rotation controllable type paring knife |
| CN206365714U (en) * | 2016-08-16 | 2017-08-01 | 阳江市纳丽德工贸有限公司 | Parer |
| CN209504174U (en) * | 2019-02-13 | 2019-10-18 | 宁夏大学 | Cut integrated knife |
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| US4592140A (en) * | 1985-02-21 | 1986-06-03 | Coats & Clark, Inc. | Combination food peeler and slicer |
| DE102010028178A1 (en) * | 2010-04-26 | 2011-10-27 | Fackelmann Gmbh + Co Kg | Cutter for cutting or peeling, particular of fruit or vegetable, comprises longitudinal axis having handle housing for holding cutter, where blade is moved between storage position and cutting position or peeling position |
| CN202891550U (en) * | 2012-11-03 | 2013-04-24 | 俞远强 | Adjustable peeling knife |
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| CN109623883A (en) | 2019-04-16 |
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