JP6516994B2 - Food processor cutter - Google Patents

Description

  The present invention relates to a food processor cutter with improved safety.

The food processor is a cooker that rotates a cutter rotatably disposed in a container by a motor to chop or mix the ingredients placed in the container. Food processors are particularly useful for cooking minced vegetables, minced meat, minced fish meat, and the like.
In this kind of food processor, the cutter is detachably provided on the shaft (rotational shaft) in the container, and is connected to the drive unit via the coupling unit so as to be rotated. By removing the cutter, the cutter can be easily cleaned after cooking.

In the food processor shown in Patent Document 1, the cutter is configured as follows.
That is, it has a cylindrical base that can be removably attached to the shaft of the container, and a blade attached to the outer peripheral surface of the cylindrical base, and the other end of the blade is cylindrical at one end. Is attached to the cylindrical base so as to extend rearward with respect to the rotational direction of the shaft, and the front end edge facing in the rotational direction is formed in a sawtooth shape in which each peak is inclined rearward with respect to the rotational direction The front end edge which faces the rotation direction in each peak part is formed in a cutting edge.
As described above, in the cutter disclosed in Patent Document 1, each peak is formed in a sawtooth shape inclined rearward with respect to the rotation direction, and the front end edge facing in the rotation direction is formed as a cutting edge. , The cutting edge can be made longer and the cutting efficiency can be enhanced.

Japanese Patent Application Laid-Open No. 60-14834

However, the food processor cutter disclosed in Patent Document 1 has the following problems.
That is, since the entire front end edge of each peak facing the rotational direction of the blade is formed as a thin cutting edge, and because the tip of the peak is sharp, the worker can use the cutting edge when cleaning etc. There is a problem that it is easy to get injured, for example by cutting a finger when touching.
Moreover, in a food processor, not only the function of cutting foodstuffs such as vegetables but also the function of crushing is required. In this respect, in the cutter according to Patent Document 1, the entire front end edge of each peak portion of the saw blade is formed as a thin cutting edge, so the cutting ability of the food is excellent but the crushability of the food is insufficient. There is.

  The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a food processor cutter which is excellent in grindability and safety of food.

The present invention has the following configuration to achieve the above object.
That is, the food processor cutter according to the present invention is a food processor cutter which is attached to a container of a food processor, is rotated by a drive unit, and cuts a food introduced into the container. An arc-shaped blade attached to the outer peripheral surface of the base, and the blade has an arc-shaped front end edge such that the other end extends backward with respect to the rotational direction of the base on one end side The arc-shaped front end edge of the blade is attached to the base so that the portion is convex in the rotational direction, and the arc-shaped front end edge facing the rotational direction rotates the blade relative to the front end edge in which each peak is arc-shaped It is formed in the shape of a saw blade inclined rearward, and the front edge which faces the rotational direction except for the top of each peak is formed as a cutting edge, and the thickness of the top of each peak crushes the food Form in the shape of an ear It is characterized in that is.

According to the present invention, the blade is attached to the base so that the other end extends backward with respect to the direction of rotation of the base on one end side, and since it forms an arc shape, it slides the food It can be cut and excellent in cuttability. Further, the blade body is formed in a sawtooth shape in which each peak portion is inclined rearward with respect to the rotation direction, and the front end edge is formed as a cutting edge. Because of this, the cutting edge becomes long and the cutting performance is excellent. In addition, only the front end edge of each peak in the saw blade is formed as a cutting edge, and no cutting edge is formed on the opposite rear end edge, and the top of each peak in the saw blade has a required thickness Even if the operator slides his / her finger along the blade from the tip side to the base side of the blade, the finger is less likely to touch the cutting edge that becomes the recess. The risk of injury to fingers, etc. is reduced. Furthermore, since the top has a thickness for crushing the food, the crushability of the food such as vegetables is excellent.

It is a front view of a food processor. It is a sectional view of a food processor. It is sectional drawing of the state which mounted | wore the container with the cutter. It is a top view of a cutter. It is a front view of a cutter. It is a bottom view of a cutter. It is a rear view of a cutter. It is a left view of a cutter. It is a cutter right side view. It is a perspective view of a cutter. It is a perspective view of a cutter. It is a sectional view of a cutter. It is a front view of a cutter in the state where the end of one coupling member protruded above the cylindrical base. It is sectional drawing of the cutter in FIG. It is an enlarged view of a blade. It is sectional drawing of the state which assembled | attached the cover and the drive part.

Hereinafter, an embodiment of a food processor including a cutter according to the present invention will be described in detail based on the attached drawings.
1 is a front view of the food processor 10, FIG. 2 is a cross-sectional view thereof, FIG. 3 is a cross-sectional view of a state where the cutter is mounted on the container, FIG. 4 is a plan view of the cutter, FIG. 5 is a front view thereof, and FIG. 7 is a rear view, FIG. 8 is a left side view, FIG. 9 is a right side view, FIGS. 10 and 11 are perspective views, and FIG. 12 is a sectional view.
In FIG. 1 and FIG. 2, reference numeral 12 denotes a container, 14 denotes a cover which is detachably mounted on the container 12 to cover the opening of the container 12, and 16 denotes a drive unit incorporating the motor 17 and disposed on the cover 14. Reference numeral 18 denotes a push button provided on the top of the drive unit 16, and 20 denotes a cutter provided rotatably in the container 12.
By pushing the push button 18, the cutter 20 is rotated by the motor 17, and the food introduced into the container 12 is cooked.

In the present embodiment, the container 12 is a double container of the inner container 22 and the outer container 23.
A shaft 25 as a rotation shaft of the cutter 20 is provided upright at the inner bottom of the inner container 22.
As shown in FIG. 4, the cutter 20 has two circular arc-shaped blade bodies (lower blade bodies) 29 and blade bodies (upper blade bodies) 30 at the outer peripheral portion of the cylindrical base body (substrate) 28. It is formed to be attached at a required interval in the direction and opposite to each other.
The blade 30 located on the upper side is formed longer than the blade 29 on the lower side according to the inner diameter of the inner container 22 expanding upward.
Further, as shown in FIG. 5, the blade 29 located on the lower side is folded down in a step shape by the step portion 26 on the base side, and the tip end side is made close to the inner bottom surface of the inner container 22.

  As clearly shown in FIG. 4, each of the blades 29 and 30 is attached to the cylindrical base 28 at one end so that the other end extends rearward with respect to the rotational direction of the cylindrical base 28. At that time, each blade 29, 30 is attached so that the arc-shaped front end edge thereof is directed substantially tangential to the outer peripheral surface of the cylindrical base 28.

Further, each of the blade bodies 29, 30 has an arc-shaped front end edge facing in the rotational direction, and is formed in a saw blade shape in which each peak portion is inclined rearward with respect to the rotational direction. Then, as shown in the enlarged view of FIG. 15, the front end edge facing in the rotational direction is formed on the thin cutting edge 31 excluding the top 27 of each peak, and the top 27 of each peak has a required thickness (for example, 0. It is formed in a round shape (for example, R: 0.5) having 2 mm.
As described above, since the top of the peak portion of the saw blade is formed in a rounded shape having a required thickness, etc., there is a risk of injury to fingers or the like even if the operator inadvertently touches the hand, as will be described in detail later. Sex is reduced. Moreover, since the top 27 has a required thickness, the crushability of foodstuffs such as vegetables is also excellent.
As described above, the blade 29 and the blade 30 are different in shape, size, and the like. Therefore, in order to balance the rotation, as shown in FIG. 12, a weight 36 is provided at an appropriate position in the cylindrical base 28.

Next, inside the lower part of the cylindrical base body 28, a shaft cylinder 32 into which the shaft 25 can be inserted is formed. Therefore, the cylindrical base 28 is detachably mounted on the shaft 25 so that the shaft 25 is inserted into the shaft cylinder 32, and is rotatable about the axis of the shaft 25.
The upper part of the cylindrical base 28 is formed in a hexagonal hole (fitting hole).
Reference numeral 33 denotes one of the coupling members, which has a hexagonal column shape and is provided so as to be able to be inserted into the hexagonal hole of the cylindrical base 28.

As shown in FIG. 3, when the coupling member 33 is mounted on the shaft 25 of the inner container 22, the coupling member 33 is pushed up by the shaft 25, and the upper portion (end portion) protrudes above the cylindrical base 28. It is supposed to be. In addition, when the cutter 20 is removed from the shaft 25, the coupling member 33 is inserted into the hexagonal hole.
When the coupling member 33 is pushed up to the shaft 25, as described later, the coupling member 33 is connected to the other coupling member on the drive unit 16 side, and the rotational force is transmitted from the drive unit 16 side, whereby the cutter 20 is It is supposed to be rotated.
Note that two protrusions 34 are provided on the top of the cylindrical base 28. The projection 34 is in contact with the gear 49 to prevent contact with the cover 14 and to prevent the cutter 20 from moving up and down.
The shape of the hexagonal hole (fitting hole) of the cylindrical base 28 and the coupling member 33 is not limited to a hexagonal shape, but is a shape that can transmit the rotational force from the drive unit 16 to the cylindrical base 28 when connected. If it is
FIG. 13 is a front view of the cutter in a state where the end of one coupling member protrudes above the cylindrical base, and FIG. 14 is a cross-sectional view thereof.

FIG. 16 is a cross-sectional view of a state in which the cover 14 and the drive unit 16 are assembled.
The cover 14 covers the opening of the container 20 so as to be detachably and closely fitted and attached to the inner container 22 of the container 20.
At a central portion of the cover 14, a recess 37 is provided.
Next, the drive unit 16 will be described.
The motor 17 is located inside the dome-shaped casing 41 and fixed on a base plate 42 that closes the lower surface side of the casing 41.
The lower surface side of the casing 41 and the base plate 42 is covered by a bottom cover 44. The bottom cover 44 has a convex portion 45 projecting in a trapezoidal shape downward.
The driving portion 16 can be stably mounted on the cover 14 in a state where the trapezoidal convex portion 45 of the bottom cover 44 is fitted to the trapezoidal concave portion 37 of the cover 14.

A gear 47 is fixed to the rotation shaft of the motor 17, an intermediate gear 48 is engaged with the gear 47, and a gear 49 serving as the other coupling member is engaged with the intermediate gear 48.
The gear 49 which is the other coupling member is formed with a fitting hole 53 (hexagonal hole in this embodiment) in which the end of the one coupling member 33 is fitted.
A coil spring 54 is fixed to the inner bottom surface of the fitting hole 53. Also, a cover member 55 is fixed to the lower end of the coil spring 54. The cover member 55 closes the opening of the fitting hole 53. The cover member 55 can be inserted into the fitting hole 53 by being pressed against the biasing force of the coil spring 54 by the end of one of the coupling members 33.

A push button 18 covers the upper surface side of the dome-shaped casing 41, and is received by a spring 58 so as to be vertically movable.
A lever 60 is urged upward by a spring 62 to abut the push button 18. Reference numeral 63 denotes a micro switch fixed to the lever 60.
By pressing the push button 18, the micro switch 63 is pressed by the lever 60 and the lever 64, the micro switch 63 is turned on, and the motor 17 is driven.

The food processor 10 including the cutter 20 according to the present embodiment is configured as described above.
As illustrated in FIG. 2, the food processor 10 assembles the cutter 20, the cover 14, and the drive unit 16 into the container 12, and the coupling member 33 is in the fitting hole 53 of the gear 49 which is the other coupling member. In the non-inserted state, the cutter 20 is not rotated even when the push button 18 is pressed, and the safety is improved. That is, even if the cutter 20 is mistakenly assembled to the assembly in which the cover 14 and the drive unit 16 are assembled as shown in FIG. 16, the coupling member 33 of the cutter 20 enters the cylindrical base 28. The cutter 20 can not be assembled to the above-described assembly because it is immersed.

The cutter 20 is attached to the cylindrical base 28 such that the blades 29 and 30 extend on the one end side to the rear side with respect to the rotational direction of the cylindrical base 28 at the other end, Since it can be dried, it can slide the food and it is excellent in cutting ability.
Further, as described above, each of the blade bodies 29 and 30 is formed in a sawtooth shape in which the arc-shaped front end edge facing in the rotational direction is inclined such that each peak portion is rearward with respect to the rotational direction Since the front end edge portion is formed on the cutting edge 31, the cutting edge becomes long and the cutting performance is excellent.
In addition, only the front end edge of each peak in the saw blade is formed on the cutting edge 31, and no cutting edge is formed on the opposite rear end edge, and the top 27 of each peak in the saw blade is required The cutting edge 31 becomes a recess even if the operator slides a finger along the blade from the tip end side of the blade bodies 30 to 30 toward the base side, since it is formed in a rounded shape having a thickness of Is hard to touch, and the risk of injury to fingers etc. is reduced.
Moreover, since the top 27 has a required thickness, the crushability of foodstuffs such as vegetables is also excellent.

In addition, the blade bodies 29 and 30 do not need to be arc-shaped, and may be, for example, linear (not shown).
Further, although the lower blade 29 and the upper blade 30 are separately provided in the upper and lower portions in the above embodiment, the lower blade 29 and the upper blade 30 may be an integral type positioned opposite to each other with respect to the cylindrical base 28 (see FIG. Not shown).
Also, a blade body may be attached to the cylindrical base body 28 in a plurality of three or more (not shown).

Moreover, the cover 14 and the drive part 16 do not necessarily need to be a thing of the said structure.
Further, the cutter 20 may be any cutter as long as the blades 29 and 30 have the above-described shape and structure, and may be one that can not be removed from the container 12. In this case, the base 28 does not have to be cylindrical.
Further, the coupling structure between the cutter 20 and the drive unit 16 may not be the above one.
The blades 29 and 30 are also excellent in design (design). It is also completed as a design of the cutter 20 as a whole, or a partial design of the blades 29 and 30.

  DESCRIPTION OF SYMBOLS 10 Food processor, 12 containers, 14 covers, 16 drive parts, 17 motors, 18 push buttons, 20 cutters, 22 inner containers, 23 outer containers, 25 shafts, 26 steps, 27 tops, 28 cylindrical base (base), 29 blade body, 30 blade body, 31 cutting blade, 32 shaft cylinder, 33 one coupling member, 34 protrusion, 36 weight, 37 recess, 41 casing, 42 base plate, 44 bottom cover, 45 protrusion, 47 gear, 48 Intermediate gear, 49 gear, 53 fitting hole, 54 coil spring, 55 cover member, 58 spring, 60 lever, 62 spring, 63 micro switch, 64 lever

Claims (1)

A food processor cutter which is attached to a container of a food processor and rotated by a driving unit to chop the food introduced into the container,
A substrate,
And an arc-shaped blade attached to the outer peripheral surface of the base,
The blade body is attached to the base at one end side such that the other end extends rearward with respect to the rotation direction of the base, and the arc-shaped front end edge is convex in the rotation direction In addition, an arc-shaped front end edge facing in the rotational direction is formed in a saw blade shape in which each peak is inclined toward the rear of the rotation of the blade with respect to the arc-shaped front end edge, each peak A cutter for a food processor is characterized in that a front end edge facing in a rotational direction is formed on a cutting edge except a top of the head, and the top of each of the ridges is formed in a rounded shape having a thickness for crushing food .

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