CN221066350U - Scissors with replaceable scissor heads - Google Patents

Abstract

The utility model relates to the field of cutters, and provides scissors with replaceable scissor heads. Comprising the following steps: the knife handles are arranged in pairs, and clamping grooves are formed in the knife handles; the cutter heads are arranged in pairs, are matched with the cutter handle and can be inserted into clamping grooves in the cutter handle; the fastening screw can penetrate into the cutter handle and fix the cutter head; the threaded sleeve rod is inserted into the two tool bits simultaneously, so that a supporting point can be provided for the rotation of the two tool bits; and the screw rod is rotationally connected with the threaded sleeve rod. According to the utility model, the cutter handle and the cutter head are separated, the cutter handle and the cutter head can be assembled through the fastening screw, the threaded sleeve rod and the screw rod, and when one part of the cutter handle or the cutter head is damaged, the cutter handle or the cutter head can be disassembled and replaced without discarding the whole scissors; and under the cooperation of turning block, fixture block and stay cord, can lock the scissors for the scissors can't open when idle, improves its security.

Description

Scissors with replaceable scissor heads

Technical Field

The utility model relates to the field of cutters, in particular to scissors with replaceable scissor heads.

Background

Scissors are a tool typically composed of two intersecting metal blades, each blade having a sharp edge and a flat edge. When the two blades are crossed together they form a V-shaped opening that can be used to cut a wide variety of materials.

Chinese patent CN219902238U discloses a pair of scissors, which comprises a first blade and a second blade for cutting, wherein the first blade and the second blade are respectively connected with a first handle and a second handle for gripping, the first blade and the second blade are hinged, a first tail protruding out of the first handle is arranged on the first handle, and the first tail can slide on the first handle; the second handle extrudes the first tail of cutting to push the first tail of cutting to slide and keep away the position to the second handle, make first handle and second handle can relative motion until the tip of first blade staggers the second blade or the tip of second blade staggers first blade, can realize the purpose that can cut the article safely, but this patent still has some shortages in the use, because the scissors is through two tool bit cooperation to shearing the material when using, and the cutting edge of tool bit is when contacting with the material, if the material hardness is higher, very easily makes the blade of tool bit appear defect, leads to the cutting effect of scissors to worsen, and the tool bit of this scissors is fixed mounting, can't dismantle after the tool bit damages, although other parts of scissors are still intact, but only can use whole scissors, cause the waste of resource.

Disclosure of utility model

In order to solve the technical problems in the prior art, a pair of scissors with replaceable scissor heads is provided.

The technical scheme of the utility model is as follows: a scissors of a replaceable scissors head comprising: the knife handles are arranged in pairs, and clamping grooves are formed in the knife handles; the cutter heads are arranged in pairs, are matched with the cutter handle and can be inserted into clamping grooves in the cutter handle; the fastening screw can penetrate into the cutter handle and fix the cutter head; the threaded sleeve rod is inserted into the two tool bits simultaneously, so that a supporting point can be provided for the rotation of the two tool bits; the screw rod is rotationally connected with the threaded sleeve rod, and after the screw rod is rotated into the threaded sleeve rod, the two tool bits can be tightly attached; the limiting clamping plate is arranged on the cutter handle and can limit the cutter head, so that the stability of the cutter head during use is ensured.

As a preferable technical scheme, the rotary block is rotatably arranged on the handle at the left position, the rotary block is connected with one end of the pull rope, the other end of the pull rope is fixedly connected with the clamping block, and the clamping block can be matched with the handle at the right position.

As a preferable technical scheme of the utility model, the knife handle positioned on the left is provided with a clamping hole matched with the clamping block.

As a preferable technical scheme of the utility model, the length of the pull rope is 2cm-3cm.

As a preferable technical scheme of the utility model, the anti-slip ring pad is arranged on the holding part of the knife handle.

As a preferable technical scheme of the utility model, the two knife handles are provided with stoppers close to each other.

As a preferable technical scheme of the utility model, the cutter head is sleeved with a protective shell.

As a preferable technical scheme of the utility model, the fastening screw end is provided in a smooth cylindrical shape, and no thread is provided.

As a preferable technical scheme of the utility model, the tip of the cutter head is subjected to chamfering treatment.

As a preferable technical scheme of the utility model, the protective shell is made of a material with good rebound resilience.

The beneficial effects are that: according to the utility model, the cutter handle and the cutter head are separated, the cutter handle and the cutter head can be assembled through the fastening screw, the threaded sleeve rod and the screw rod, and when one part of the cutter handle or the cutter head is damaged, the cutter handle or the cutter head can be disassembled and replaced without discarding the whole scissors; under the cooperation of the rotating block, the clamping block and the pull rope, the scissors can be locked, so that the scissors cannot be opened when in idle, and the safety of the scissors is improved; the use of the stopper can prevent the scissors from being damaged by being excessively closed.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a schematic view of fig. 1 after hiding the protective case.

Fig. 3 is a schematic view of the structure of the utility model after cutting the handle.

Fig. 4 is a schematic view of the structure of the threaded rod and screw of the present utility model.

FIG. 5 is a schematic view of a shank portion of the present utility model.

Marked in the figure as: the tool comprises a tool handle 1, a tool bit 2, a fastening screw 3, a threaded sleeve rod 4, a screw rod 5, a limiting clamping plate 6, a rotating block 7, a clamping block 8, a pull rope 9, an anti-slip ring pad 10, a stopper 11 and a protective shell 12.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the detailed description, but does not limit the scope of protection and the application of the utility model.

Examples: the utility model provides a scissors of removable scissors tool bit, as shown in fig. 1-5, including handle 1, tool bit 2, fastening screw 3, thread bush 4, screw rod 5 and spacing cardboard 6, handle 1 sets up in pairs, and its inside draw-in groove with tool bit 2 adaptation of seting up, tool bit 2 sets up in pairs equally, its tip portion is chamfer and handles, can reduce the risk that the user was stabbed, and tool bit 2 has seted up the round hole on inserting handle 1 part, fastening screw 3 and handle 1 normal running fit, and its tip is smooth cylindric, do not set up the screw thread, can pass the round hole on tool bit 2, and through rotating fastening screw 3 can make tool bit 2 more firm with handle 1 equipment, thread bush 4 and screw rod 5 are supporting to be used, thread bush 4 can insert two tool bits 2 simultaneously, and can provide the back point for the rotation of two tool bits 2, screw rod 5 rotates through screw thread and thread bush 4 and links to each other, can avoid thread bush 4 after inserting thread bush 4, thereby make the connection of two tool bits 2 more inseparable, spacing cardboard 3 joint on handle 1 and tool bit 1, and 2 can improve the stability when making contact with tool bit 2 when corresponding position.

Still including turning piece 7, fixture block 8, stay cord 9, anti-skidding circle pad 10, stopper 11 and protective housing 12, turning piece 7 rotates and sets up on the handle of a knife 1 that the position leaned on left, and be provided with the stay cord 9 that length is 2.5cm on the turning piece 7, be provided with fixture block 8 on the movable end of stay cord 9, fixture block 8 initial card goes into the position lean on in the handle of a knife 1 of right, can restrict opening of scissors, and set up the draw-in hole with fixture block 8 looks adaptation on the handle of a knife 1 that the position leaned on left, be provided with anti-skidding circle pad 10 on the portion of gripping of handle of a knife 1, can increase the frictional force between user and the handle of a knife 1, all be provided with stopper 11 on two handles of a knife 1, can prevent that the scissors from excessively closing and damaging, the cover is equipped with the better protective housing 12 of resilience on the tool bit 2, can prevent falling protection to tool bit 2.

When the scissors are assembled, the cutter head 2 is required to be inserted into the cutter handle 1, the fastening screw 3 is required to be inserted into the cutter handle 1, after the screw thread part which is not arranged on the fastening screw 3 passes through the cutter head 2, the fastening screw 3 is screwed, the cutter head 2 is firmly fixed in the cutter handle 1, then the two cutter heads 2 are connected in series by the threaded sleeve rod 4, the screw 5 is inserted into the threaded sleeve rod 4, the screw 5 is rotated, the two cutter heads 2 are tightly attached, the preliminary assembly of the scissors can be completed, the limiting clamping plates 6 are clamped into the cutter handle 1 respectively, the cutter head 2 can be clamped and limited by the limiting clamping plates 6, the cutter head 2 can be further fixed, the stability of the scissors in use can be improved, and when the scissors are not used, the cutter handle 1 which is close to the right in position can be further provided with the protection of the cutter head 2 by the protective shell 12, the rotary block 7 and the pull rope 9 are matched, the risk of accidents can be reduced, when the scissors are used, the cutter handle 1 which is clamped in the left clamping block position by the clamping block 8 is only needs to be taken down, the cutter handle 1 is convenient to be closed by a user, and the safety washer 11 is prevented from being excessively arranged, and the scissors can be prevented from being excessively closed by a user.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (10)

1. A scissors with replaceable scissors blades, comprising:

The tool shanks (1) are arranged in pairs, and clamping grooves are formed in the tool shanks;

The tool bits (2) are arranged in pairs, are matched with the tool handle (1), and can be inserted into clamping grooves in the tool handle (1);

The fastening screw (3) can penetrate into the cutter handle (1) and fix the cutter head (2); the threaded sleeve rod (4) is simultaneously inserted into the two tool bits (2) and can provide a supporting point for the rotation of the two tool bits (2);

The screw (5) is rotationally connected with the threaded sleeve rod (4), and can enable the two tool bits (2) to be attached more tightly after being rotated into the threaded sleeve rod (4);

the limiting clamping plate (6) is arranged on the tool handle (1) and can limit the tool bit (2), so that the stability of the tool bit in use is ensured.

2. The scissors with the replaceable scissors bit according to claim 1, further comprising a rotating block (7), a clamping block (8) and a pull rope (9), wherein the rotating block (7) is rotatably arranged on the knife handle (1) which is positioned on the left, the rotating block (7) is connected with one end of the pull rope (9), the other end of the pull rope (9) is fixedly connected with the clamping block (8), and the clamping block (8) can be matched with the knife handle (1) which is positioned on the right.

3. A pair of scissors with a replaceable scissor head according to claim 2, characterized in that the handle (1) located to the left is provided with a clamping hole adapted to the clamping block (8).

4. A pair of scissors with a replaceable scissor head according to claim 3, characterized in that the length of the pull string (9) is 2cm-3cm.

5. Scissors with replaceable scissor head according to claim 4, characterized in that the grip part of the handle (1) is provided with an anti-slip ring pad (10).

6. A pair of scissors with interchangeable scissors heads according to claim 5, characterized in that the handles (1) are provided with a stop (11) on each side close to each other.

7. A pair of scissors with a replaceable scissor head according to claim 6, characterized in that the scissor head (2) is provided with a protective shell (12).

8. A pair of scissors with a replaceable scissor head according to claim 7, characterized in that the fastening screw (3) is provided at its end in a smooth cylindrical shape, without threads.

9. A pair of scissors with a replaceable scissor head according to claim 8, characterized in that the tip of the scissor head (2) is chamfered.

10. A pair of scissors with a replaceable scissor head according to claim 9, characterized in that the protective housing (12) is made of a material with a good rebound resilience.