CN214257259U

CN214257259U - Electric scissors

Info

Publication number: CN214257259U
Application number: CN202120098927.9U
Authority: CN
Inventors: 田建强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-09-24
Anticipated expiration: 2031-01-14

Abstract

The utility model relates to an electric scissors, including casing, blade, motor and pushing mechanism, two blades articulate the one end at the casing through the pivot, the other end at the casing is fixed to the motor, and the motor drives two blades through pushing mechanism and draws close or separate, and becomes closed loop encirclement form when two blades draw close. The utility model discloses a blade has adopted double acting sword structure, and two blades are all edged, are favorable to cutting off the branch fast, simultaneously because the blade is sharper, lower for the requirement of blade material, and processing is convenient more and practiced thrift the cost, in addition the utility model discloses a form closed loop encirclement form when the blade is drawn close, avoided the branch to run outward, better improvement cut efficiency, the operation is laborsaving convenient more.

Description

Electric scissors

Technical Field

The utility model relates to an electric tool technical field especially relates to an electric scissors.

Background

The electric pruning scissors are small and exquisite in shape and convenient to carry as a garden tool, and are a common tool in gardening pruning. The existing electric pruning shears comprise a movable blade and a fixed blade, wherein the fixed blade is fixedly arranged on a machine shell, the movable blade is rotatably connected with the fixed blade, and the movable blade is driven by a motor through a transmission mechanism to do reciprocating swing, so that the shearing action is implemented.

The biggest shearing force of scissors is generally all at the inner corner, but when traditional scissors cut the branch, the branch can be toward running outward, and traditional scissors is in the use, and fixed blade mainly undertakes the supporting role, and movable blade undertakes the cutting action, only adopts movable blade to rotate with the cutting branch, and the bark is hindered easily to the pressure, causes the hair of the rotten pathological change of fruit tree, and simultaneously, cutting efficiency is also not high enough, and needs great power, then consumes great electric quantity. Meanwhile, the traditional scissors have the following problems that the requirement on the blade aluminum piece is higher, the blade aluminum piece is easy to tear when being sheared and stressed, the blade aluminum piece needs to be forged and thermally treated, and the machining difficulty is high.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing an electric scissors that the structure is simpler, and the performance is more stable, and the cost is lower.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

electric scissors, including casing, blade, motor and pushing mechanism, two blades articulate the one end at the casing through the pivot, the motor is fixed at the other end of casing, and the motor drives two blades through pushing mechanism and draws close or separate, and becomes closed loop encirclement form when two blades draw close.

Preferably, the blades are L-shaped, C-shaped or J-shaped, and the openings of the two blades are symmetrically arranged.

As a preferred scheme, the pushing mechanism comprises a sleeve, a screw rod and a hinged block, an output shaft of the motor drives the sleeve to rotate, the sleeve is in threaded connection with the screw rod, the hinged block is fixed at one end of the screw rod, and two sides of the hinged block are hinged with the two blades through connecting plates respectively.

As the preferred scheme, still be equipped with reduction gears between motor and the pushing mechanism, reduction gears includes multiunit planetary gear assembly, sheathed tube one end is equipped with the breach, planetary gear assembly's output is equipped with the drive block, and is equipped with the lug on the drive block terminal surface, and the lug cooperatees with the breach and drives the sleeve pipe and rotate.

As the preferred scheme, pushing mechanism includes lead screw and articulated piece, the output shaft of motor drives the lead screw and rotates, articulated piece threaded connection is in the one end of lead screw, and articulated both sides of piece are articulated with two blades through the connecting plate respectively.

Preferably, the pushing mechanism comprises a transmission gear, a rack and a hinge block, the transmission gear and the rack are fixed in the shell through the frame body, the transmission gear drives the rack to move in a telescopic mode, an output shaft of the motor drives the transmission gear through a bevel gear, the hinge block is fixed at one end of the rack, and two sides of the hinge block are hinged to the two blades through connecting plates respectively.

Preferably, the hinge points of the two connecting plates on the hinge block are at the same position, the hinge points of the two blades on the shell are at the same position, and the two hinge points, the two blades and the two hinge points of the connecting plates form a parallelogram together.

Preferably, a bracket is further fixed in the housing, one end of the bracket is provided with two hinged arms extending out of the housing, and the two blades are hinged on the hinged arms through rotating shafts.

As a preferred scheme, a circuit board is further fixed on the casing on one side of the screw rod, a hand-wrestling hand is arranged on the outer side of the circuit board, the hand-wrestling hand is arranged on the casing through a torsion spring, a first induction magnet is arranged on the hand-wrestling hand, a starting induction switch is arranged on the circuit board, and when the first induction magnet is close to the starting induction switch, the motor is started.

As a preferred scheme, a second induction magnet is further arranged on the hinging block, two reversing induction switches are arranged on the circuit board, and the second induction magnet moves along with the hinging block and controls the motor to rotate in the direction when being close to any one reversing induction switch.

The utility model discloses a blade has adopted double acting sword structure, and two blades are all edged, are favorable to cutting off the branch fast, simultaneously because the blade is sharper, lower for the requirement of blade material, and processing is convenient more and practiced thrift the cost, in addition the utility model discloses a form closed loop encirclement form when the blade is drawn close, avoided the branch to run outward, better improvement cut efficiency, the operation is laborsaving convenient more.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural view of the present invention with the bracket removed;

FIG. 4 is a schematic view of the present invention showing another angle after the internal support is removed;

fig. 5 is a schematic view of the installation structure of a blade and pushing mechanism of the present invention.

Wherein the reference numerals are: 1. a housing; 2. a blade; 3. a support; 4. a rotating shaft; 5. a connecting plate; 6. a motor; 7. a speed reduction mechanism; 71. a planetary gear assembly; 8. a sleeve; 9. a screw rod; 10. a hinged block; 11. breaking hands; 12. a circuit board; 13. the block is driven.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, elements, and/or combinations thereof, unless the context clearly indicates otherwise.

Furthermore, in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The invention will be further explained with reference to the following embodiments and drawings:

the electric scissors as shown in fig. 1 to 5 comprise a shell 1, two blades 2, a motor 6 and a pushing mechanism, wherein the two blades 2 are hinged at one end of the shell through a rotating shaft 4, a bracket 3 is further fixed in the shell 1, one end of the bracket 3 is provided with two hinged arms extending out of the shell 1, and the two blades 2 are hinged on the hinged arms through the rotating shaft 4. The inner support can increase articulated intensity, reduces the processing degree of difficulty of casing simultaneously, motor 6 is fixed at the other end of casing 1, and motor 6 drives two blades 2 through pushing mechanism and draws close or separate, and becomes closed loop encirclement form when two blades 2 draw close. The blades 2 are L-shaped, C-shaped or J-shaped, and the openings of the two blades 2 are symmetrically arranged. When two blades are closed, the outer sides of the blades are overlapped firstly to form a surrounding state, the situation that the cut branches run outwards is effectively avoided, and the cutting capacity is improved.

The pushing mechanism comprises a sleeve 8, a screw rod 9 and a hinged block 10, the output shaft of the motor 6 drives the sleeve 8 to rotate, the sleeve 8 is in threaded connection with the screw rod 9, the hinged block 10 is fixed at one end of the screw rod, and two sides of the hinged block 10 are hinged to the two blades 2 through connecting plates 5 respectively. The hinge points of the two connecting plates 5 on the hinge block 10 are the same in position, the hinge points of the two blades 2 on the shell 1 are the same, and the two hinge points, the blades 2 and the two hinge points of the connecting plates 5 form a parallelogram together. The pushing mechanism can drive the two blades to move together, and the two blades have shearing capacity, so that the resistance of the electric scissors in the using process is smaller, the shearing is smoother, and the damage of the blades is avoided. In addition, the pin joint forms parallelogram's structure, and the whole operation is more stable, and the structure is more firm.

Still be equipped with reduction gears 7 between motor 6 and the pushing mechanism, reduction gears includes multiunit planetary gear assembly 71, the one end of sleeve pipe 8 is equipped with the breach, planetary gear assembly 71's output is equipped with driving block 13, and is equipped with the lug on the driving block 13 terminal surface, and the lug cooperatees with the breach and drives the sleeve pipe rotation.

Still be fixed with circuit board 12 on the casing 1 of one side of lead screw 9, the outside of circuit board 12 is equipped with breaks hand 11 off with the fingers and thumb, break hand 11 off with the fingers and thumb through the torsional spring setting 1 on the casing, and break with the fingers and thumb and be equipped with first response magnet on 11 off with the fingers and thumb, be equipped with on the circuit board 12 and start inductive switch, when first response magnet was close with start inductive switch, motor 6 started. Still be equipped with second induction magnet on articulated piece 10, be equipped with two switching-over inductive switches on the circuit board 12, second induction magnet moves along with articulated piece, and when being close with arbitrary switching-over inductive switch, the direction of control motor 6 is rotated.

In other embodiments, the pushing mechanism may employ a screw rod 9 and a hinge block 10, the output shaft of the motor 6 drives the screw rod 9 to rotate, the hinge block 10 is connected to one end of the screw rod 9 in a threaded manner, and two sides of the hinge block 10 are respectively hinged to the two blades 2 through the connecting plate 5.

In other embodiments, the pushing mechanism may further include a transmission gear and a rack, the transmission gear and the rack are fixed in the housing through the frame body, the transmission gear drives the rack to move in a telescopic manner, the output shaft of the motor 6 drives the transmission gear through a bevel gear, the hinge block 10 is fixed at one end of the rack, and two sides of the hinge block 10 are respectively hinged to the two blades 2 through the connecting plate 5.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the spirit and scope of the present invention, and that any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. Electric scissors, its characterized in that: including casing (1), blade (2), motor (6) and pushing mechanism, two blade (2) articulate the one end at the casing through pivot (4), the other end at casing (1) is fixed in motor (6), and motor (6) drive two blade (2) through pushing mechanism and draw close or separate, and become closed loop encirclement form when two blade (2) draw close.

2. Electric shears according to claim 1, wherein the blades (2) are L-shaped, C-shaped or J-shaped, and the openings of the two blades (2) are symmetrically arranged.

3. Electric shears according to claim 1, wherein the pushing mechanism comprises a sleeve (8), a screw rod (9) and a hinge block (10), the sleeve (8) is driven to rotate by an output shaft of the motor (6), the sleeve (8) is in threaded connection with the screw rod (9), the hinge block (10) is fixed at one end of the screw rod, and two sides of the hinge block (10) are respectively hinged with the two blades (2) through a connecting plate (5).

4. The electric scissors as claimed in claim 3, wherein a speed reducing mechanism (7) is further arranged between the motor (6) and the pushing mechanism, the speed reducing mechanism comprises a plurality of sets of planetary gear assemblies (71), one end of the sleeve (8) is provided with a notch, the output end of the planetary gear assemblies (71) is provided with a driving block (13), and the end surface of the driving block (13) is provided with a lug which is matched with the notch to drive the sleeve to rotate.

5. Electric shears according to claim 1, wherein the pushing mechanism comprises a screw rod (9) and a hinge block (10), the output shaft of the motor (6) drives the screw rod (9) to rotate, the hinge block (10) is screwed at one end of the screw rod (9), and two sides of the hinge block (10) are respectively hinged with the two blades (2) through a connecting plate (5).

6. The electric scissors as claimed in claim 1, wherein the pushing mechanism comprises a transmission gear, a rack and a hinge block (10), the transmission gear and the rack are fixed in the housing through the frame body, the transmission gear drives the rack to move telescopically, an output shaft of the motor (6) drives the transmission gear through a bevel gear, the hinge block (10) is fixed at one end of the rack, and two sides of the hinge block (10) are respectively hinged with the two blades (2) through the connecting plates (5).

7. Electric shears according to any one of claims 3 to 6, wherein the two articulation points of the two connecting plates (5) on the articulation block (10) are located at the same position, the articulation points of the two blades (2) on the housing (1) are located at the same position, and the two articulation points, the two articulation points of the blades (2) and the connecting plates (5), together form a parallelogram.

8. Electric shears according to claim 1, wherein a support (3) is further fixed in the housing (1), one end of the support (3) is provided with two articulated arms extending out of the housing (1), and the two blades (2) are articulated on the articulated arms by means of a rotating shaft (4).

9. The electric scissors according to claim 3, wherein a circuit board (12) is further fixed on the housing (1) on one side of the lead screw (9), a hand (11) is arranged on the outer side of the circuit board (12), the hand (11) is arranged on the housing (1) through a torsion spring, a first induction magnet is arranged on the hand (11), a starting induction switch is arranged on the circuit board (12), and when the first induction magnet is close to the starting induction switch, the motor (6) is started.

10. The electric scissors as claimed in claim 9, wherein the hinged block (10) is further provided with a second induction magnet, the circuit board (12) is provided with two reversing induction switches, and the second induction magnet moves along with the hinged block and controls the motor (6) to rotate in the direction when approaching any one of the reversing induction switches.