CN218891905U - Cutting tool - Google Patents

Abstract

The application relates to a cutter belongs to cutter technical field, and the cutter includes: the housing defines a receiving cavity and an opening; the cutter body is movably connected with the shell, and moves between a first position and a second position, wherein at least part of the cutter body penetrates out of the opening in the first position, and the cutter body is completely contained in the containing cavity in the second position, and a limiting part is arranged on the cutter body; the side wall of the shell is provided with a sliding groove communicated with the accommodating cavity, the sliding button is slidably arranged in the sliding groove in a penetrating manner, and one end of the sliding button is connected with the cutter body; the side wall of the shell is provided with a mounting groove communicated with the accommodating cavity, the locking piece is rotatably arranged in the mounting groove, the locking piece is clamped with the limiting part when the cutter body is positioned at a first position, and the locking piece is spaced from the limiting part when the cutter body is positioned at a second position; the first reset piece is connected with the cutter body and the shell, and drives the cutter body to move from the first position to the second position when the limiting part is separated from the locking piece. According to the cutter disclosed by the utility model, the cutter body can be automatically stored.

Description

Cutting tool

Technical Field

The application relates to the technical field of cutters, in particular to a cutter.

Background

Most of the cutting edges of the existing cutter products are exposed outside in a fixed mode and are sharp, risks of careless cutting wounds exist when the cutter is not used, and the cutter cannot be well stored and protected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. The utility model proposes a tool which, when in use, protrudes from the receiving cavity and, when not in use, can be stored in the receiving cavity, enabling the risk of cutting to be reduced.

The tool according to the utility model comprises: a housing defining a receiving cavity and an opening; the cutter body is movably connected with the shell, the cutter body is provided with a first position and a second position, the cutter body moves between the first position and the second position, at least part of the cutter body penetrates out of the opening in the first position, the cutter body is completely contained in the containing cavity in the second position, and the cutter body is provided with a limiting part; the sliding button is arranged on the side wall of the shell and is communicated with the accommodating cavity, the sliding button is slidably arranged in the sliding groove in a penetrating manner, and one end of the sliding button is connected with the cutter body; the side wall of the shell is provided with a mounting groove communicated with the accommodating cavity, the locking piece is rotatably arranged in the mounting groove, the locking piece is clamped with the limiting part when the cutter body is in the first position, and the locking piece is spaced from the limiting part when the cutter body is in the second position; the first reset piece is arranged in the accommodating cavity and is connected with the cutter body and the shell, and the first reset piece drives the cutter body to move from the first position to the second position when the limiting part is separated from the locking piece.

According to the cutter disclosed by the utility model, when the cutter is used, the cutter body can be pushed out of the accommodating cavity through the opening only by pushing the sliding button, when the cutter body moves to the first position through the second position, the limiting part is gradually close to the locking part until being clamped with the locking part, the locking part can be separated from the limiting part by rotating the locking part without using the cutter, and the cutter body is driven to move to the second position from the first position through the first reset part, so that the automatic accommodating of the cutter body is completed, and the convenience in use and experience of a user are improved.

According to the cutter disclosed by the utility model, the locking piece is rotatably arranged on the shell through the rotating shaft and comprises the locking part, the pressing part and the second resetting piece positioned in the accommodating cavity, the pressing part and the locking part are respectively positioned at two sides of the rotating shaft, the second resetting piece is simultaneously connected with the shell and the pressing part, the second resetting piece keeps a state that the pressing part is always blocked from being close to the cutter body, the locking part is provided with a third position and a fourth position, the locking part can rotate between the third position and the fourth position, the locking part is clamped with the limiting part when in the third position, and the locking part is separated from the limiting part when in the fourth position.

According to the cutter disclosed by the utility model, the cutter body comprises the cutter body part and the fixing part, the fixing part is connected with the second resetting piece, when the cutter body is positioned at the first position, the cutter body part is completely positioned outside the accommodating cavity, the cutter body part is in an arc shape, the cutter body part comprises an inward concave side and an outward convex side which are opposite in the width direction, and the width of the cutter body part is gradually reduced in the direction gradually away from the shell.

Optionally, the concave side of the blade body is provided with a plurality of saw teeth or continuous cutting edges, and the convex side of the blade body is smooth.

Optionally, the length of the blade portion is less than half the length of the housing.

Optionally, the tip of the blade portion is rounded.

According to the cutter disclosed by the utility model, the outer wall of the shell is provided with the anti-skid patterns, and the anti-skid patterns are made of soft rubber materials.

According to the cutter disclosed by the utility model, the first reset piece comprises the spring, the fixed card is fixedly arranged in the accommodating cavity, one end of the first reset piece is connected with the shell, the other end of the first reset piece is connected with the fixed card, and/or the shell is internally provided with the sliding groove, and the cutter body slides in the sliding groove.

According to the tool of the present utility model, the housing includes a first end and a second end along the length, the opening being located at the second end of the housing, the second end of the housing being configured as a plurality of continuous arcuate projections.

According to the cutter disclosed by the utility model, the outer wall of the shell is also provided with a hanging ring.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a front view of a cutter body of a cutter according to an embodiment of the present utility model in a first position;

FIG. 2 is a right side view of a cutter body of a cutter according to an embodiment of the present utility model in a first position;

FIG. 3 is a rear view of a cutter body of a cutter in a first position according to an embodiment of the present utility model;

FIG. 4 is a state diagram of a cutter body of a cutter in a second position according to an embodiment of the present utility model;

FIG. 5 is a perspective view of a cutter body of a cutter according to an embodiment of the present utility model in a first position;

fig. 6 is an exploded view of a tool according to an embodiment of the present utility model.

Reference numerals:

the tool 1, the housing 10, the arch-shaped protrusion 102, the first housing 11, the second housing 12, the anti-skid threads 13, the fixing card 14, the tool body 20, the tool body 21, the concave side 212, the convex side 214, the fixing portion 22, the limiting portion 222, the sliding button 30, the locking member 40, the locking portion 41, the abutting portion 412, the pressing portion 42, the second reset member 43, the first reset member 50 and the hanging ring 60.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.

As shown in fig. 1, 5 and 6, a tool 1 according to an embodiment of the present utility model includes: the housing 10, the cutter body 20, the slide button 30, and the locking member 40.

Specifically, the housing 10 defines a receiving chamber and an opening, the opening communicating with the receiving chamber; the cutter body 20 is movably connected with the shell 10, the cutter body 20 has a first position and a second position, the cutter body 20 moves between the first position and the second position, as shown in fig. 1-3, the cutter body 20 at least partially penetrates out of the opening in the first position, as shown in fig. 4, and the cutter body 20 is completely contained in the containing cavity in the second position, as shown in fig. 6, a limiting part 222 is arranged on the cutter body 20; a sliding groove communicated with the accommodating cavity is formed in the side wall of the shell 10, the sliding button 30 is slidably arranged in the sliding groove in a penetrating mode, and one end of the sliding button 30 is connected with the cutter body 20; the side wall of the shell 10 is provided with a mounting groove communicated with the accommodating cavity, the locking piece 40 is rotatably arranged in the mounting groove, when the cutter body 20 is in the first position, the locking piece 40 is clamped with the limiting part 222, and when the cutter body 20 is in the second position, the locking piece 40 is spaced from the limiting part 222; as shown in fig. 6, the first reset element 50 is disposed in the accommodating cavity, the first reset element 50 is connected with the cutter body 20 and the housing 10 at the same time, and the first reset element 50 drives the cutter body 20 to move from the first position to the second position when the limiting portion 222 is separated from the locking element 40.

In the unfolded state, in the first position, the cutter body 20 at least partially penetrates out of the opening to be located outside the accommodating cavity, so that the cutter body 20 is convenient for a user to use, in some embodiments, the cutter body 20 comprises the cutter body part 21 and the fixing part 22, in the first position, the cutter body part 21 is completely located outside the accommodating cavity, the fixing part 22 is located inside the accommodating cavity, and the first reset element 50 is connected with the fixing part 22 and the shell 10 simultaneously. In some embodiments, the first restoring member 50 includes a restoring spring. It will be appreciated that the first restoring member 50 stretches in the same direction as the direction of movement of the cutter body 20. A portion of the locking member 40 is located outside the accommodating cavity, so that a user can contact and rotate the locking member 40, and a portion of the locking member 40 is located inside the accommodating cavity, so that the limit of the limit portion 222 can be achieved, and the cutter body 20 can be kept stable and fixed at the first position when located at the first position. In the second position, the cutter body 20 is completely accommodated in the accommodating cavity, so that the cutter body 20 is prevented from injuring a user accidentally when the user is not in use.

To facilitate the installation of the components, the housing 10 includes a first housing 11 and a second housing 12 that are fastened to each other, and the first housing 11 and the second housing 22 define an opening and a receiving cavity together.

It should be noted that the "first position" and the "second position" belong to defined positions only for illustrating the movable range of the cutter body 20, and secondly, the cutter body 21 and the fixing portion 22 are not clearly defined, but only for describing the connection and assembly relationship between the different positions of the cutter body 20 and other components, wherein the start and stop of the cutter body 21 may be from the position where the cutting edge is provided on the cutter body 20 to the position of the cutting edge, and the rest is the fixing portion 22.

According to the cutter 1 of the embodiment of the utility model, when the cutter 1 is used, the cutter body 20 can be pushed out of the accommodating cavity through the opening only by pushing the sliding button 30, when the cutter body 20 moves to the first position through the second position, the limiting part 222 gradually approaches the locking part 41 until being clamped with the locking part 41, when the cutter 1 is not used, the locking part 40 can be separated from the limiting part by rotating the locking part 40, and the cutter body 20 is driven to move to the second position from the first position through the first reset part 50, so that the automatic accommodating of the cutter body 20 is completed, and the convenience of use and experience of a user are improved.

According to the cutter 1 of the embodiment of the present utility model, the sliding button 30 includes a pushing portion and a connecting portion connected to the pushing portion, the pushing portion is located outside the housing 10, the connecting portion is movably inserted into the sliding groove, one end of the connecting portion is connected to the pushing portion, and the other end is connected to the cutter body 20. The pushing part is constructed to be in a shape substantially consistent with the joints at the tail ends of the thumbs of the human body, so that the contact area between the pushing part and the human body is larger when the human body is pushed, the force is more saved, the pushing part is more comfortable, and the anti-slip protrusions are further arranged on the pushing part so as to increase the friction force between the human body and the pushing part when the human body is contacted, and the pushing is convenient.

As shown in fig. 6, according to the cutter 1 of the embodiment of the present utility model, the locking member 40 is rotatably provided on the housing 10 through the rotation shaft, the locking member 40 includes the locking portion 41, the pressing portion 42 and the second restoring member 43 located in the accommodating cavity, the pressing portion 42 and the locking portion 41 are located at both sides of the rotation shaft, respectively, the second restoring member 43 is simultaneously connected with the housing 10 and the pressing portion 42, the second restoring member 43 maintains a state of normally blocking the pressing portion 42 from approaching the cutter body 20, the locking portion 41 has a third position and a fourth position, the locking portion 41 is rotatable between the third position and the fourth position, the locking portion 41 is engaged with the limiting portion 222 in the third position, and the locking portion 41 is disengaged from the limiting portion 222 in the fourth position.

For the development, the user can drive the locking portion 41 to rotate through pressing the pressing portion 42 to make locking portion 41 and spacing portion 222 disengage, second reset piece 43 keeps the state that normally obstructs pressing portion 42 to be close to cutter body 20 so that the user needs to press pressing portion 42 through overcoming the resistance of second reset piece 43, after the user releases pressing portion 42, second reset piece 43 can drive pressing portion 42 automatic re-setting, thereby promote user's use experience, convenient repetition operation.

In some embodiments, the second restoring member 43 includes a restoring spring, which can save production costs.

As shown in fig. 6, the limiting portion 222 is disposed on the fixing portion 22 near the locking member 40, the limiting portion 222 is configured in a stepped shape, the side of the locking portion 41 near the limiting portion 222 is configured with a wedge-shaped stopping portion 412, when the cutter body 20 is in the first position, the stopping portion 412 is stopped against the limiting portion 222, and the locking portion 41 is disposed on the side of the limiting portion 222 near the second reset member 43, so as to prevent the cutter body 20 from moving in the direction of the first limiting member.

According to the cutter 1 of the embodiment of the present utility model, as shown in fig. 1 and 3, the cutter body portion 21 has an arc shape, the cutter body portion 21 includes the concave side 212 and the convex side 214 opposite in the width direction, and the width of the cutter body portion 21 is gradually reduced in the direction gradually away from the housing 10, so that it is easier to insert the adhesive tape through the front end of the cutter body portion 21, and then to slide the adhesive tape open by moving, so that the cutter 1 is easier to disassemble the packing box.

In some embodiments, as shown in fig. 1 and 3, the concave side 212 of the blade body 21 is provided with a plurality of saw teeth, the outer side 214 of the blade body 21 is smooth, in use, the concave side 212 faces an object to be scratched, the plurality of saw teeth are not required to be provided with too sharp to scratch the object, the user is prevented from being injured accidentally, and the outer side 214 faces the user, and the user is prevented from being injured when the user is hard or touches by mistake.

In some embodiments, the concave side 212 of the blade portion 21 is provided with a continuous cutting edge, and the convex side 214 of the blade portion 21 is rounded, so that in use, the concave side 212 faces the object to be scratched, and is sharper, so as to easily scratch the object.

In some embodiments, the length of the blade portion 21 is less than half the length of the housing 10, which can increase the safety of the tool 1, and is suitable for use by younger users, preventing human injury events.

In some embodiments, the tip of the blade portion 21 is rounded, which can further increase the safety of the tool 1, and is suitable for use by younger users to prevent human injury.

According to the cutter 1 provided by the embodiment of the utility model, as shown in fig. 1-3, the anti-skid patterns 13 are arranged on the outer wall of the shell 10, and the anti-skid patterns 13 are made of soft rubber, so that slipping can be prevented when a user grasps the cutter, the friction force of the user during grasping is increased, meanwhile, the soft rubber can prevent hand fatigue of the user, and the effect of massage and decompression is achieved.

Wherein the soft Rubber material comprises TPE (Thermoplastic Elastomer) elastomer material, TPR (Thermo-Plastic-Rubber material) material and silica gel.

According to the cutter 1 of the embodiment of the present utility model, as shown in fig. 6, the first restoring member 50 includes a spring, the fixing card 14 is fixedly provided in the receiving chamber, one end of the first restoring member 50 is connected with the housing 10, the other end of the first restoring member 50 is connected with the fixing card 14,

according to the cutter 1 of the embodiment of the utility model, the sliding groove is further formed in the housing 10, and the cutter body 20 slides in the sliding groove, so that the cutter body 20 can be ensured to move according to a set track, and the possibility that the sliding button 30 is blocked in the sliding groove due to the deviation of the cutter body 20 is prevented.

According to the cutter 1 of the embodiment of the utility model, as shown in fig. 1-3, the housing 10 comprises a first end and a second end along the length direction, the opening is positioned at the second end of the housing 10, and the second end of the housing 10 is configured into a plurality of continuous arched bulges 102, so that the cutter can be conveniently far away from the cutter body 21 when being gripped by a user, and meanwhile, a certain anti-slip effect can be achieved when the user grips the cutter body, and the cutter body 21 is prevented from being injured by mistakenly touching the cutter body when the user slides by hands.

According to the cutter 1 provided by the embodiment of the utility model, as shown in fig. 1-5, the outer wall of the shell 10 is also provided with the hanging ring 60, and the middle of the hanging ring 60 is provided with the through hole, so that a user can conveniently penetrate the hanging rope and bind in places such as a schoolbag, and the cutter is convenient to store and carry.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "left", "right", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Claims (10)

1. A tool, comprising:

a housing defining a receiving cavity and an opening;

the cutter body is movably connected with the shell, the cutter body is provided with a first position and a second position, the cutter body moves between the first position and the second position, the cutter body at least partially penetrates out of the opening in the first position, the cutter body is completely contained in the containing cavity in the second position, and the cutter body is provided with a limiting part;

the sliding button is arranged on the side wall of the shell and is communicated with the accommodating cavity, the sliding button is slidably arranged in the sliding groove in a penetrating mode, and one end of the sliding button is connected with the cutter body;

the side wall of the shell is provided with a mounting groove communicated with the accommodating cavity, the locking piece is rotatably arranged in the mounting groove, the locking piece is clamped with the limiting part when the cutter body is in the first position, and the locking piece is spaced from the limiting part when the cutter body is in the second position;

the first reset piece is arranged in the accommodating cavity, and is connected with the cutter body and the shell, and the first reset piece drives the cutter body to move from the first position to the second position when the limiting part is separated from the locking piece.

2. The tool according to claim 1, wherein the locking member is rotatably provided on the housing through a rotation shaft, the locking member includes a locking portion, a pressing portion, and a second restoring member located in the accommodating chamber, the pressing portion and the locking portion being located on both sides of the rotation shaft, respectively, the second restoring member being simultaneously connected to the housing and the pressing portion, the second restoring member maintaining a state in which the pressing portion is always blocked from approaching the tool body, the locking portion having a third position and a fourth position, the locking portion being rotatable between the third position and the fourth position, in which the locking portion is engaged with the limiting portion, and in which the locking portion is disengaged from the limiting portion.

3. The tool according to claim 2, wherein the tool body comprises a tool body portion and a fixing portion, the fixing portion is connected with the second restoring member, the tool body portion is located completely outside the accommodating cavity when the tool body is located at the first position, the tool body portion is arc-shaped, the tool body portion comprises a concave side and a convex side which are opposite in a width direction, and the width of the tool body portion is gradually reduced in a direction gradually away from the housing.

4. A tool according to claim 3, wherein the concave side of the blade portion is provided with a plurality of serrations or continuous cutting edges, and the convex side of the blade portion is rounded.

5. A tool according to claim 3, wherein the length of the blade portion is less than half the length of the housing.

6. A tool according to claim 3, wherein the cutting edge of the blade portion is rounded.

7. The cutter of claim 1, wherein the outer wall of the shell is provided with anti-skid patterns, and the anti-skid patterns are made of soft rubber materials.

8. The tool according to claim 1, wherein the first restoring member comprises a spring, a fixing card is fixedly arranged in the accommodating cavity, one end of the first restoring member is connected with the shell, the other end of the first restoring member is connected with the fixing card,

and/or a sliding groove is further formed in the shell, and the cutter body slides in the sliding groove.

9. The tool of claim 1, wherein the housing includes a first end and a second end along a length, the opening being located at the second end of the housing, the second end of the housing being configured as a plurality of continuous arcuate projections.

10. The tool according to claim 1, wherein a hanging ring is further provided on the outer wall of the housing.

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