CN2747014Y - Sharpening device - Google Patents

Abstract

The utility model relates to a sharpening device, which is provided with a grinding group on a base for trimming both sides of the blade. The grinding group is arranged in a cross shape by two grinding wheels. The cutter wheel seat is connected to a base, and the blade is placed at the intersection so that the blade surfaces on both sides contact the grinding wheel respectively, and the reciprocating pulling action can trim the blade without electric power.

Description

Sharpening device

technical field

The invention relates to a knife sharpening device, which relates to the technical field of repairing the surface wear of knife tools, and especially refers to a knife sharpening device with a small seat size and no electric power.

Background technique

Kitchen knives such as kitchen knives or fruit knives are necessary in every household. Such knives will wear out after a long time of use, and the worn blades need to be trimmed. The design of sharpening equipment is constantly changing. For example, the announcement number is 443175 No. "Multipurpose Knife Sharpener for Households" [hereinafter referred to as comparative literature] is an example of using an electric method; however, there is an unrealistic problem in the application of electric knife sharpeners to families. First of all, the comparative literature includes motors, micro switches, pressure plates, upper covers and other components, so the price is meager, the cost is high, and the volume is large. However, it takes a long time for kitchen knives to wear out. Obviously, repairing worn knives is not It happens often, but it has to be purchased at a high cost, which makes people feel that the product demand and price are difficult to match, thereby reducing market demand and weakening product competitiveness;

Moreover, the knife sharpener in the comparative literature is bulky, but a large space needs to be set aside for storing the knife sharpeners that are not often used, which makes people feel sorry for the space occupied; moreover, the knife sharpener in the comparative literature is limited to electric The method is that there is a shortage of energy nowadays, and it will not be able to be used if there is a power cut. In addition, the knife sharpener in the reference document is electric. If it is improperly placed in a humid environment, it will easily break down if it is not used for a long time, and the life of the product will be shortened.

Utility model content

The inventor of the present invention redesigned the aforementioned sharpening device in view of the fact that it does not meet the actual use requirements, mainly to design a sharpening device, which can meet the needs of two-sided grinding of the blade, and presents easy The advantages of storage and transportation, and the need for electric design such as motors to reduce costs, in order to achieve low cost, easy to meet the characteristics of family applicability, and energy saving, which is the main purpose of the invention.

In order to achieve the aforementioned object of the invention, the technical means used in the present invention is to provide a sharpening device, which includes:

a base;

A grinding group, the grinding group is set on the base, including a sharpening round, a second sharpening wheel, and two knife wheel seats, the two ends of the sharpening round and the second sharpening wheel are respectively pivoted Set on the second knife wheel seat, the knife wheel seat is at the same position of the first and second sharpening wheels, and the front and rear level difference is connected to the base, so that the first sharpening wheel and the second sharpening wheel form a cross shape set up.

According to technical content of the present invention, effect of the present invention is mainly listed as follows:

1. In the present invention, two grinding wheels are arranged crosswise, and the two ends of the grinding wheel and the grinding wheel are pivoted in the shape of a cone, so that the grinding wheel can rotate, and the two crossed grinding wheels make the blade Double-sided contact, and between the actions of pulling the blade back and forth, it can be trimmed due to the friction force between the blade and the grinding wheel. With the rotatable means of the grinding wheel, different contact surfaces can be switched according to the movement of the blade to ensure the blade. The trimming is smooth and fast, and the effect of uniform trimming of the blade is obtained.

2. The present invention does not need electric power, but can be done manually. It is small in size and can be stored and placed. It not only eliminates electric energy, but also does not break down even if it is not used for a period of time. It is easier to store and store, so the overall cost can be reduced. Affordable price sales, strengthening market competitiveness, easy to be accepted by the public, and practically applicable to families.

3. The present invention is supported by the base on the desktop, without the need for hands to support the base to control, and the hand can directly operate the grinding wheels on the tool holder for trimming, which shows the convenience of operation.

Description of drawings

Fig. 1: is the perspective view of the present invention.

Figure 2: is an exploded view of the three-dimensional component of the present invention.

Fig. 3: It is a three-dimensional exploded view showing that the protection component of the present invention is detached.

Fig. 4: is the combined sectional view of the present invention.

Fig. 5: It is the combined sectional view of the state that the sharpening wheel of the present invention moves down.

Component representative symbol

(10) Base (11) Bend arm

(111)(131) Terminals

(13) Curved two arms (132) Pull end

(20) Grinding group (21) Knife sharpening round

(22) Two sharpening wheels (23) Cone head

(24) Knife wheel seat (241) Shoulder

(242) First Arm (243) Second Arm

(244) Hook (25) Elastic

(30) Clamp seat (31) Wing

(311) Long hole (33) Ring piece

(35) First Connected Seat (37) Second Connected Seat

(40) Protection component (41) Opening

(42) Slot

(50)Knife (51)Blade

Detailed ways

The present invention is a kind of sharpening device, please refer to Fig. 1 and Fig. 3, it shows preferred embodiment, mainly is to be provided with a grinding group (20) that can be trimmed on both sides of blade on a base (10), basically A cover-shaped protective assembly (40) for covering the grinding group (20) is fixed on the seat (10), especially the grinding group (20) further includes a sharpening round (21), a second sharpening wheel (22) , These two sharpening wheels are configured in a cross manner, so that the blade faces on both sides can be contacted with one round of sharpening (21) and two sharpening wheels (22) at the intersection. The following describes each component and its configuration as follows.

This pedestal (10), pedestal (10) is respectively provided with a curved one arm (11), a curved two arms (13) at the two ends of the front and rear sides, and the curved one arm (11) of the front and rear sides. 2. The positions of the two curved arms (13) are mutually reversed and correspond to diagonally. Wherein, the top of the curved first arm (11) is a connecting end (111), and the curved second arm (13) is also provided with a connecting end (131). But the joint (131) of the second curved arm (13) is shorter than the joint (111) of the first curved arm (11), and the second curved arm (13) extends a rod-like shape outwards at the adjacent joint (131). pull end (132);

This grinding group (20), it is to comprise a sharpening round (21), a sharpening two rounds (22), sharpening one round (21), sharpening two rounds (22) are in the same form, all are a long The wheel body forms a rough surface that can grind the blade at the outer peripheral side, and a conical cone head (23) is established at the two ends of the sharpening round (21) and the second sharpening wheel (22), and each sharpening round (21 ), sharpening two wheels (22) are respectively connected on a knife wheel seat (24), and the knife wheel seat (24) is a long-shaped rod-shaped shoulder (241) extending down a first arm (242) at one end, The other end extends a second arm (243) upwards, and another hook (244) extends from the upper side of the second arm (243), and the first arm (242) corresponds to the bent arm (11) of the base (10). , the second arm (243) is the curved two arms (13) of the corresponding base (10), and the specific form of the cutter wheel seat (24) linking one round of sharpening (21) and two rounds of sharpening (22) is On the shoulder (241) of the cutter wheel seat (24), a clamp seat (30) of a bendable sheet metal shape is clamped and fixed. (22), first bend out a wing (31) with slotted hole (311) at one end, place a hollow shape ring piece (33) on the wing (31), allow sharpening one round (21), One end cone (23) of the second wheel of sharpening (22) is first worn in the hole and the long hole (311) of the ring sheet (33), and then one round of sharpening (21) and the second wheel of sharpening (22) are placed. In the state of parallel shoulders (241), the other end fin (31) of the clamp seat (30) is bent, also on the fin (31) and towards the direction of the cone head (23), so that the cone head (23) ) through the long hole (311) of the ring piece (33) and the fin (31), through the hole inner edge of the long hole (311) for the cone head (23) to hold, guide the sharpening round (21 ), the two sharpening wheels (22) are combined in a state parallel to the shoulder (241); and

In order to allow the grinding group (20) to be connected to the base (10), a first connecting seat (35) and a second connecting seat (37) are provided in addition, and the first and second connecting seats (35) (37) are cross-sectional It is a ㄈ-shaped metal sheet, and by means of its two sides, the first connecting seat (35) is respectively clamped at the upper and lower positions to clamp the connection between the first arm (242) of the cutter wheel seat (24) and the first arm (11) of the curved arm (11). end (111), cooperate with rivets to pivot through. Similarly, the second connecting seat (37) clamps the second arm (243) and the second curved arm (13) of the cutter wheel seat (24) at the upper and lower positions respectively. , and then pivoted by rivets, and the curved two arms (13) use the pull end (132) and the hook (244) of the knife wheel seat (24) to connect an elastic member (25) of a torsion spring type to pull and sharpen the knife One round (21) and two sharpening wheels (22) are mutually intersecting;

The protective assembly (40), as shown in Figure 1 and Figure 3, the protective assembly (40) is a housing, one side has an opening (41), in order to the grinding group (20) and the base (10) The cover is provided, and the protection assembly (40) is concavely provided with a vertical slot (42), and the slot (42) is just corresponding to the intersection of one round of sharpening (21) and two rounds of sharpening (22), and the protection assembly ( 40) The bottom surface of the opening (41) is fixed on the base (10) with a lock sticker, and the appearance is as shown in Figure 1.

When using and implementing, as shown in Figures 4 and 5, the blade (51) of the cutter (50) is put into towards the slot (42), and the two sides of the blade (51) each contact the sharpening wheel (21) for sharpening The outer surface of the two wheels (22) is in tangential contact, and then repeatedly pulls back and forth. The power of this back and forth pulling tool (50) causes the sharpening wheel (21), the cone head (23) of the second wheel (22) to sharpen the knife. Contacting the edge of the elongated hole (311) is a fulcrum to form a rotation, so the rotation of one round of sharpening (21) and second round of sharpening (22) touches the blade (51), plus one round of sharpening (21), sharpening The rough surface on the outside of the second wheel of the knife (22) is used to repair the worn part of the grinding blade (51); Want to trim the blade (51) more forcefully, then the cutter wheel seat (24) is subjected to the downward force and is pivotally connected to the base (10) joint (131) place with the first and second connecting seats (37) Fulcrum, stretch elastic member (25) to conform to make one round of sharpening knife (21), two rounds of sharpening knife (22) move down with the same intersection angle, through the first and second connecting seats (35) (37) The movement of the double parallel connecting rods causes the corresponding points where one round of knife sharpening (21) and second round of knife sharpening (22) intersect to move down with the downward force, but the angle of intersection remains unchanged, so as to keep the knife edge (51) in contact with the sharpening wheel (22). Knife one round (21), sharpening two rounds (22) grinding condition, if cutting tool (50) is lost, then elastic part (25) drives knife wheel seat (24) and The first and second connecting seats (35) (37) return to their original positions; of course, if the blade (51) is particularly biased to one side of the wear condition, you can choose to contact any sharpening round (21) or second sharpening wheel (22) On the side, to adapt to the needs of cutter (50) trimming angle.

Claims (10)

1. knife sharpening device, it comprises:

One pedestal;

One grinding group, the grinding group is to be arranged on the pedestal, it is characterized in that: include a sharpening one and take turns, and one whet a knife and two to take turns, and two break bar seats, this sharpening one two two ends of taking turns of taking turns and whet a knife, be hubbed at respectively on the two break bar seats, this break bar seat is taken turns part in different sharpening one, two, is linked on the pedestal with forward and backward potential difference kenel, and allowing whets a knife one takes turns and two wheel shapes of whetting a knife become the cross-like setting.

2. knife sharpening device according to claim 1, it is characterized in that described break bar seat is that a microscler shaft-like shoulder at one end down extends a first arm, the other end and up extends one second arm, whet a knife and one to take turns, to whet a knife and two take turns two ends and establish cone shape conehead, double team is fixed a bent Metal Flake holder on the break bar seat shoulder, the corresponding confession conehead that is provided with of holder is worn the fin of putting, fin is provided with a slotted hole for the conehead rotation, wear and put and slotted hole for conehead, form two states of taking turns parallel shoulder of taking turns, whet a knife of whetting a knife.

3. as the knife sharpening device as described in the claim 2, the sharpening one that it is characterized in that described grinding group takes turns, whets a knife two, and to take turns form identical, all is long wheel bodys, but forms the matsurface of grinding blade in outer circumferential side.

4. as the knife sharpening device as described in claim 2 or 3, it is characterized in that on the fin of described break bar seat and place a hollow form ring plate, wear continuously for conehead and put in ring plate hole and the slotted hole.

5. as the knife sharpening device as described in the claim 3, it is characterized in that described break bar seat is that a microscler shaft-like shoulder at one end down extends a first arm, the other end up extends one second arm, sharpening one is taken turns, sharpening two is taken turns two ends and is established cone shape conehead, double team is fixed a bent Metal Flake holder on the break bar seat shoulder, the corresponding confession conehead that is provided with of holder is worn the fin of putting, fin is provided with a slotted hole for the conehead rotation, supplying conehead to wear puts and slotted hole, forming sharpening one takes turns, the state of parallel shoulder is taken turns in sharpening two, on the fin and place a hollow form ring plate, wear continuously for conehead and put in ring plate hole and the slotted hole.

6. as the knife sharpening device as described in the claim 5, it is characterized in that the end positions of described pedestal on forward and backward two sides, an one bent arm, bent two arms are set respectively, forward and backward song one arm, bent two arm positions are to be the diagonal correspondence, the top of a bent arm is for connecing end, bent two arms also are provided with one and connect end, bent two arms to connect end short in the end that connects of a bent arm.

7. as the knife sharpening device as described in the claim 6, the first arm, second arm that it is characterized in that described break bar seat is the corresponding respectively end that connects that connects end, bent two arms that is articulated in a bent arm of pedestal.

8. as the knife sharpening device as described in the claim 7, it is characterized in that being provided with in addition between described grinding group and the pedestal one first seated, one second seated, first and second seated be for section be ㄈ shape sheet metal, connecing end and being worn by the rivet pivot of a break bar seat the first arm and a bent arm lived at upper and lower position double team respectively in the first seated two sides, and second seated is worn with the rivet pivot at second arm and bent two arms that the upper and lower position double team is lived the break bar seat respectively.

9. as the knife sharpening device as described in the claim 8, it is characterized in that described bent two arms extend a shaft-like pull end at adjacent end position toward the outside, and the second arm upside extends a hook portion in addition, links the elastic component of a torque spring kenel in the hook portion of pull end and break bar seat.

10. knife sharpening device according to claim 1; it is characterized in that described pedestal encloses a protection assembly in outside mask; this protection assembly is a hood-like housing; one side has an opening; in order to be covered with towards grinding group and pedestal; the protection assembly is arranged with and puts groove together longitudinally, puts groove and just corresponds to two infalls of taking turns of taking turns, whet a knife of whetting a knife, and protection assembly opening bottom surface is just locked to paste and is fixed in above the pedestal.

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