CN214323346U - Scriber with telescopic needle core - Google Patents

Abstract

The utility model discloses a scriber in mechanical tool field of scalable nook closing member in area, including the needle body, the inside of needle body is including needle groove, nook closing member, spout, thread groove, support piece, straight groove double-screw bolt, screw thread layer, swivelling chute and core groove, the needle groove is located the needle body middle part and sets up and run through the needle body, the surface of nook closing member is in the inside joint of needle groove. Through the needle body that sets up, the needle groove, the nook closing member, the spout, the thread groove, support the piece, a word groove double-screw bolt, the thread layer, the cooperation setting in swivelling chute and core groove, during the use, place the nook closing member in the needle inslot portion of needle body, make the nook closing member insert the core inslot portion of a word groove double-screw bolt, fix the nook closing member, and use, after the nook closing member wearing and tearing, use a word mouthful screwdriver and insert a word groove double-screw bolt, and clockwise rotation, make a word groove double-screw bolt drive the thread layer of surface connection and rotate, and cooperate the inside thread layer of spout, make a word groove double-screw bolt remove to spout pyramis located in the inside of thread groove.

Description

Scriber with telescopic needle core

Technical Field

The utility model relates to the field of mechanical tools, specifically a scriber with scalable stylet.

Background

The scriber is mainly used for the scribing operation of a fitter, the needle point part of the traditional scriber is generally made of alloy steel, the needle body is made of carbon steel, and the needle point and the needle body are connected into a whole in a welding mode.

When the needle point is abraded in the using process of the existing scriber, the shape and the cutter grinding of the scriber are required to be carried out by using a grinding wheel. In order to ensure the rigidity of the tip part of the scratch needle, the alloy tip part cannot be made longer, and after multiple times of sharpening, the alloy at the tip part can be worn away quickly. Accordingly, those skilled in the art have provided a scriber with a retractable stylet to solve the problems set forth in the background art.

Disclosure of Invention

An object of the utility model is to provide a take scriber of scalable nook closing member to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a take scriber of scalable nook closing member, includes the needle body, the inside of needle body is including needle groove, nook closing member, spout, thread groove, support piece, straight line groove double-screw bolt, screw thread layer, swivelling chute and core groove, the needle groove is located the needle body middle part and sets up and runs through the needle body, the surface of nook closing member is in the inside joint of needle groove, the spout is located the inside of needle groove and sets up, support the surface of piece in the inner wall fixed connection of spout, the thread groove is located the surface of spout and sets up, the surface on screw thread layer is in the inside threaded connection of thread groove, the surface on straight line groove is in the inside fixed connection on thread layer, the swivelling chute is located the right side of straight line groove double-screw bolt and sets up, the core groove is located the opposite side that a straight line groove double-screw bolt kept away from the swivelling chute and sets up.

As a further aspect of the present invention: one end of the needle core penetrates through the left side of the needle body, and the other end of the needle core is inserted in the straight groove stud.

As a further aspect of the present invention: the needle core is made of alloy.

As a further aspect of the present invention: the sliding groove is cylindrical, and one end of the cylinder is conical.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the matching arrangement of the needle body, the needle groove, the needle core, the sliding groove, the thread groove, the abutting block, the straight groove stud, the thread layer, the rotary groove and the core groove, the needle core is placed in the needle groove of the needle body, the needle core is inserted into the core groove of the straight groove stud, the needle core is fixed and used, when the needle core is worn, a straight screwdriver is inserted into the straight groove stud and rotates clockwise, so that the straight groove stud drives the thread layer connected with the surface to rotate, and the threaded layer inside the sliding chute is matched to enable the straight groove stud to move to the tapered part of the sliding chute inside the threaded groove and drive the needle core inserted inside the core groove to move, thereby the needle core slides out from the inside of the needle groove, the effects that the needle point part can be sharpened for a plurality of times and the length is not insufficient are achieved, and the problem that the needle head length is insufficient due to the sharpening of the needle point part for a plurality of times is solved.

Drawings

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

fig. 2 is a front view of the present invention shown in fig. 1.

In the figure: 1. a needle body; 2. a needle groove; 3. a needle core; 4. a chute; 5. a thread groove; 6. a resisting block; 7. a slotted stud; 8. a threaded layer; 9. a rotating tank; 10. and (4) a core groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-2, in the embodiment of the present invention, a scriber with a retractable needle core, including a needle body 1, the inside of the needle body 1 includes a needle groove 2, a needle core 3, a sliding groove 4, a thread groove 5, a supporting block 6, a straight groove stud 7, a thread layer 8, a rotary groove 9 and a core groove 10, the needle groove 2 is located in the middle of the needle body 1 and is set up and run through the needle body 1, the surface of the needle core 3 is in the inside joint of the needle groove 2, the sliding groove 4 is located in the inside of the needle groove 2 and is set up, the surface of the supporting block 6 is in the inner wall fixed connection of the sliding groove 4, the thread groove 5 is located in the surface of the sliding groove 4 and is set up, the surface of the thread layer 8 is in the inside threaded connection of the thread groove 5, the surface of the straight groove is in the inside fixed connection of the thread layer 8, the rotary groove 9 is located in the right side of the straight groove stud 7 and is set up, the core groove 10 is located the opposite side of the straight groove stud 7 and is far away from the rotary groove 9 and is set up.

One end of the needle core 3 penetrates through the left side of the needle body 1, and the other end of the needle core is inserted in the straight-groove stud 7; the needle core 3 is made of alloy; the chute 4 is cylindrical and one end of the cylinder is conical.

The utility model discloses a theory of operation is: through the needle body 1 that sets up, the needle groove 2, the nook closing member 3, spout 4, thread groove 5, support piece 6, straight line groove double-screw bolt 7, thread layer 8, the cooperation setting of swivelling chute 9 and core groove 10, during the use, place nook closing member 3 inside needle groove 2 of needle body 1, make nook closing member 3 insert inside the core groove 10 of straight line groove double-screw bolt 7, fix nook closing member 3, and use, after nook closing member 3 wearing and tearing, use a word mouthful screwdriver and insert straight line groove double-screw bolt 7, and clockwise rotation, make straight line groove double-screw bolt 7 drive the thread layer 8 of surface connection and rotate, and cooperate the inside thread layer 8 of spout 4, make a word groove double-screw bolt 7 remove to spout 4 pyramis department in the inside of thread groove 5, and drive the inside grafting core 3 of core groove 10 and remove, thereby slide out nook closing member 3 from the inside of needle groove 2.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may 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 in specific cases to those skilled in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a take scriber of scalable nook closing member, includes needle body (1), its characterized in that: the needle body (1) is internally provided with a needle groove (2), a needle core (3), a sliding groove (4), a thread groove (5), a support block (6), a straight groove stud (7), a thread layer (8), a rotary groove (9) and a core groove (10), wherein the needle groove (2) is positioned in the middle of the needle body (1) and penetrates through the needle body (1), the surface of the needle core (3) is clamped in the needle groove (2), the sliding groove (4) is positioned in the needle groove (2) and is fixedly connected with the inner wall of the sliding groove (4), the thread groove (5) is positioned in the surface of the sliding groove (4), the surface of the thread layer (8) is connected with the inner thread of the thread groove (5), the surface of the straight groove is fixedly connected with the inner part of the thread layer (8), and the rotary groove (9) is positioned on the right side of the straight stud groove (7), the core groove (10) is arranged on the other side of the straight groove stud (7) far away from the rotary groove (9).

2. The scriber with retractable stylet of claim 1, which is characterized in that: one end of the needle core (3) penetrates through the left side of the needle body (1), and the other end of the needle core is inserted in the straight groove stud (7).

3. The scriber with retractable stylet of claim 1, which is characterized in that: the needle core (3) is made of alloy.

4. The scriber with retractable stylet of claim 1, which is characterized in that: the sliding groove (4) is cylindrical, and one end of the cylinder is conical.

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