CN217705323U - Helping hand seal cutting sword - Google Patents

Abstract

The utility model relates to a helping hand seal cutting sword, including handle of a knife and tool bit, the tool bit set up in the bottom of handle of a knife, be provided with on the handle of a knife and push away the handle, push away the handle and go towards one side protrusion of handle of a knife has helping hand portion. Utility model's an usage is, pinch the handle of a knife back at thumb, middle finger and forefinger, will push away the helping hand portion card of handle to tiger's mouth front side, can directly promote helping hand portion at the application of force in-process, and finger department only need play stabilize the handle of a knife the effect can, need not too hard pinch the handle of a knife to help alleviating the fatigue of finger department greatly, the rotation that can avoid the tool bit behind helping hand portion card to tiger's mouth department in addition improves seal cutting quality.

Description

Power-assisted seal cutting knife

Technical Field

The utility model relates to a seal cutting field, more specifically, the utility model relates to a helping hand seal cutting sword.

Background

The seal cutting knife is a tool for cutting seal, and the seal cutting process is mostly finished manually due to the factors of materials, fonts and the like required by seal cutting.

Current seal cutting sword is mostly bar-like or flat square isotructure, pinches seal cutting sword's handle of a knife middle part with thumb, middle finger and forefinger in the use, and the top of handle of a knife can be taken and put to tiger's mouth department. Utilize arm strength to promote forward in seal cutting process, the power of pinching of finger needs to increase, can cause the finger to be comparatively tired in the time of a long time, influences seal cutting efficiency, can cause the emergence of tenosynovitis in the time of a long time.

Therefore, a new seal cutting knife is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solves the problem of the difficult gripping application of force of current seal cutting sword in the use.

According to the utility model discloses an aspect provides a helping hand seal cutting sword, including handle of a knife and tool bit, the tool bit set up in the bottom of handle of a knife, be provided with on the handle of a knife and push away the handle, push away to go to on the handle one side protrusion of handle of a knife has helping hand portion.

Through this scheme, pinch the handle of a knife at thumb, middle finger and forefinger after, will push away helping hand portion card to the tiger's mouth front side of handle, can directly promote helping hand portion at the application of force in-process, and finger department only need play stabilize the handle of a knife effect can, need not too hard to pinch the handle of a knife to help alleviating the fatigue of finger department greatly, the rotation that can avoid the tool bit after helping hand portion card to tiger's mouth department in addition improves the seal cutting quality.

Preferably, the push handle is connected to the knife handle in a sliding mode, and clamping devices are arranged on the upper side and the lower side of the push handle to fix the push handle.

Through this scheme, the messenger pushes away the regulation that the handle can carry out from top to bottom to adapt to different seal cutting modes and different crowds and use.

Preferably, the middle part of the push handle is connected to the knife handle, and the two sides of the push handle are provided with the assisting parts.

Through this scheme, the cutter head still can carry out the helping hand after rotatory to further make things convenient for the use of this device.

Preferably, the end of the booster part is of a smooth arc structure.

Through this scheme, avoid causing the discomfort with the friction of hand when using for a long time, travelling comfort when improving the use.

Preferably, the upper half part of the tool shank is provided with threads, and the clamping device is two nuts arranged on the upper side and the lower side of the push handle.

According to the scheme, the push handle can be adjusted up and down through the adjusting nut, and the angle can be adjusted to adapt to different holding postures of different people.

Preferably, the top of the tool handle is sleeved with an anti-abrasion sleeve.

Through this scheme, the abrasionproof cover is for example made by the rubber material, can avoid the screw thread direct with the hand friction, travelling comfort when further improving the use.

Preferably, the handle is detachably connected to the cutting head.

Through this scheme, the tool bit can be dismantled in order to change other tool bits, makes the handle of a knife repeatedly usable to the cost of cutter has been reduced.

The utility model has the technical effects that the device has simple structure and convenient use, can utilize the mouth of the tiger to assist the seal cutting tool, and reduces the pinching force of fingers, thereby relieving the hand fatigue degree in the long-time seal cutting operation process; and helping hand portion card can avoid the rotation of tool bit behind tiger's mouth department, improves seal cutting quality.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

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

Fig. 1 is a schematic structural view of an assisted seal cutting knife according to an embodiment of the present invention.

Fig. 2 is a schematic view of the tool shank and tool tip of fig. 1.

Fig. 3 is a schematic bottom view of the tool holder of fig. 2.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Examples

As shown in fig. 1 to 3, the assisted seal cutting knife in this embodiment includes a knife handle 100 and a knife head 200, the knife head 200 is disposed at the bottom end of the knife handle 100, a push handle 300 is disposed on the knife handle 100, and an assisting portion 310 protrudes from the push handle 300 toward one side of the knife handle 100.

Through this scheme of this embodiment, at the thumb, behind handle of a knife 100 is pinched to middle finger and forefinger, the helping hand portion 310 card that will push away handle 300 to tiger's mouth front side, can directly promote helping hand portion 310 in application of force process, and finger department only need play stabilize handle of a knife 100 the effect can, need not too hard to pinch handle of a knife 100, thereby help alleviating the fatigue of finger department greatly, and helping hand portion 310 card can avoid handle of a knife 100 and the rotation of tool bit 200 to tiger's mouth department back, improve the seal cutting quality.

In this embodiment or other embodiments, the push handle 300 is slidably connected to the tool holder 100, and clamping devices are disposed on the upper and lower sides of the push handle 300 to fix the push handle 300. The push handle 300 can be adjusted up and down to adapt to different seal cutting modes and different people.

In this embodiment or other embodiments, the middle of the push handle 300 is connected to the tool handle 100, and the two sides of the push handle 300 are provided with the assisting portions 310. The cutter head 200 can still be assisted after rotation, thereby further facilitating the use of the device.

In this or other embodiments, the end of the booster portion 310 is a smooth arc structure. The discomfort caused by the friction between the hand and the user during long-time use is avoided, and the comfort during use is improved.

In this embodiment, the push handle 300 is formed by bending an iron sheet, the portions of the two sides of the iron sheet extending out of the handle 100 are the assisting portions 310, and the ends of the assisting portions 310 are bent downward by 180 ° to make the ends smooth, thereby avoiding cutting or rubbing hands.

In this embodiment or other embodiments, the upper half of the tool holder 100 is provided with threads 110, and the clamping device is two nuts 320 disposed on the upper and lower sides of the push handle 300. The push handle 300 can be adjusted up and down through the adjusting nut 320, and the angle can be adjusted to adapt to different holding postures of different people.

In this or other embodiments, the wear sleeve 330 is sleeved on the top of the tool holder 100. The wear-resistant sleeve 330 is made of rubber material, for example, and can prevent the thread 110 from directly rubbing the hand, thereby further improving the comfort in use.

In this or other embodiments, the tool shank 100 is removably coupled to the tool tip 200. Tool tip 200 can be removed to replace another tool tip, allowing tool shank 100 to be reused, thereby reducing the cost of the tool.

The bottom of the tool holder 100 is provided with a rectangular mounting groove 131, the top of the tool bit 200 can be inserted into the mounting groove, a fixing hole 120 is formed by penetrating through the mounting groove 131, the top of the tool bit 200 is of a rectangular column structure and is provided with a positioning hole 210 corresponding to the fixing hole 120, and the bolt 132 connects and fixes the tool holder 100 and the tool bit 200 through the fixing hole 120 and the positioning hole 210.

The fixing holes 120 and the positioning holes 210 are at least provided with two, so that the fixing effect on the cutter head can be improved, and the cutter head is prevented from shaking to influence the seal cutting quality.

One technical effect of the embodiment is that the device has simple structure and convenient use, can utilize the mouth of the tiger to assist the seal cutting tool, the pinching force of the fingers is reduced, so that the hand fatigue degree in the long-time seal cutting operation process is relieved; and helping hand portion card can avoid the rotation of tool bit behind tiger's mouth department, improves seal cutting quality.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (7)

1. The utility model provides an helping hand seal cutting sword, includes handle of a knife and tool bit, the tool bit set up in the bottom of handle of a knife, its characterized in that, be provided with on the handle of a knife and push away the handle, push away on the handle towards one side protrusion of handle of a knife has helping hand portion.

2. The assisted seal cutting tool of claim 1, wherein the push handle is slidably connected to the tool shank, and clamping devices are disposed on upper and lower sides of the push handle to fix the push handle.

3. The assisted seal cutting tool of claim 2, wherein the middle of the push handle is connected to the tool handle, and the two sides of the push handle are provided with the assisting parts.

4. The assisted seal cutting tool of claim 3, wherein the end of the assisted part is a smooth arc structure.

5. The power-assisted seal cutting tool of claim 3, wherein threads are arranged on the upper half part of the tool holder, and the clamping device is two nuts arranged on the upper side and the lower side of the push handle.

6. The power-assisted seal cutting tool of claim 5, wherein an anti-wear sleeve is sleeved on the top of the tool shank.

7. The assisted seal cutting tool of claim 1, wherein the handle is detachably connected to the cutting head.

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