CN209936894U

CN209936894U - Self-positioning marking and engraving tool

Info

Publication number: CN209936894U
Application number: CN201920730761.0U
Authority: CN
Inventors: 杨贝贝; 王鹏; 王海峰; 乔国强; 梅峰; 邝力铨
Original assignee: Anlian Zhengzhou Construction Machinery Co Ltd
Current assignee: Anlian Zhengzhou Construction Machinery Co Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-14
Anticipated expiration: 2029-05-21

Abstract

The utility model provides a frock of carving is beaten to self-align sign. The nut chiselling machine comprises a sleeve, wherein the sleeve is sleeved outside a nut, an inner hole of the sleeve is consistent with the shape of the sleeved nut, a chiseling knife is fixed in the sleeve, a cutting edge of the chiseling knife extends along one diagonal line of the cross section of the inner hole, and a certain distance is reserved between the cutting edge and the outer end face of the sleeve. Has the advantages of accurate positioning, convenient use, safety and low cost. Further, the hole is interior hexagonal hole, telescopic one end opening, the other end are for having fenestrate bottom plate, chisel sword inserts in the perforation, chisel sword and perforation clearance fit, chisel sword and perforation circumference spline cooperation.

Description

Self-positioning marking and engraving tool

Technical Field

The utility model relates to a frock is carved to self-align sign.

Background

After the U-shaped bolt on the axle is assembled, whether the nut is loosened or not is checked in order to conveniently overhaul, a marking line needs to be marked at the head of the bolt, a permanent mark is made, and the marking line needs to be superposed with a diagonal line of the hexagon nut. The original process method is that the blade of the chisel is manually beaten after the head of the bolt is aligned with a diagonal line of the hexagon nut, and because the end face of the bolt and the end face of the nut have a certain distance, the end face of the bolt is identified and positioned by human eyes inaccurately, the error is large, and the scribed line is easy to skew; on the other hand, the chisel knife can deflect due to vibration in the hammering process, so that scribed lines are not clear due to insufficient scribed line depth, the later observation is inconvenient, or the chisel knife needs to be hammered again, but two different scribed lines are easily generated, and the recognition is more difficult; and because the chisel is held by one hand and the other hand is knocked, the hand is easy to smash carelessly, and the chisel is unsafe.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a location is accurate, convenient to use, safe and low cost carves frock from location sign, can carry out the groove by a hand, and the location is very accurate, can not pound in one's hands yet.

The technical scheme of the utility model is realized like this: the self-positioning marking engraving tool comprises a sleeve, wherein the sleeve is used for being sleeved outside a nut, the shape of an inner hole of the sleeve is consistent with that of the sleeved nut, a chisel is fixed in the sleeve, a cutting edge of the chisel extends along one diagonal line of the cross section of the inner hole, and a certain distance is reserved between the cutting edge and the outer end face of the sleeve.

On the basis of the scheme, the novel drilling machine is further improved as follows, the inner hole is a hexagon socket, one end opening and the other end of the sleeve are provided with a perforated bottom plate, the chisel knife is inserted into the through hole, the chisel knife is in clearance fit with the through hole, and the chisel knife is in circumferential rotation-stopping fit with the through hole. The mode of sleeve and chisel sword releasable connection makes things convenient for the production and processing of frock on the one hand, and on the other hand also conveniently packs and carries.

On the basis of the scheme, the novel chisel is further improved in that a gasket is welded on the lower half section of the chisel knife at a certain distance from the knife edge so as to be in blocking fit with the inner surface of the bottom plate, and a blocking structure used for being in blocking fit with the outer surface of the bottom plate is arranged on the upper half section of the chisel knife.

On the basis of the scheme, the novel chisel edge structure is further improved as follows, and the stop structure comprises a radial through hole arranged on the chisel blade and a stop piece inserted in the radial through hole.

On the basis of the scheme, the stop piece is a cotter pin or a pin shaft in a further improvement mode.

On the basis of the scheme, the blocking structure is further improved as follows, and comprises an annular groove arranged on the chisel blade and a clamping ring clamped in the annular groove.

On the basis of the scheme, the cross section shapes of the perforation and the chisel blade are consistent.

On the basis of the scheme, the punching hole is further improved in the following mode, and the shape of the punching hole is rectangular or hexagonal or irregular in rotation stopping.

On the basis of the scheme, the chisel is further improved in the following manner, and characters or patterns are further arranged on the blade of the chisel knife.

By adopting the technical scheme, the beneficial effects of the utility model are that: the telescopic setting, can establish on the nut of corresponding shape with carving on the sword fixed for the nut at the cover, and guarantee to carve on the sword the cutting edge at suitable position, the sleeve is fixed a position for the nut, it fixes a position for the sleeve again to carve on the sword, consequently, it can be very accurate to carve on the sword corresponding position (like the diagonal) of alignment nut, when beating on the rear portion of carving on the sword, the line on the terminal surface of bolt that the cutting edge of carving on the sword can be accurate, and the position is accurate, during the use, only need a hand with the sleeve cover outside the nut, then it can to take up the rear portion that the hammer struck on the sword, the operation is very simple and convenient, and owing to do not need the people hand to support, or strike under the non-vertical state of even and need the hand to support, the hand is.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a perspective view of the self-positioning marking engraving tool of the present invention after assembly;

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

FIG. 3 is a perspective view of the sleeve;

FIG. 4 is a longitudinal cross-sectional view of FIG. 3;

fig. 5 is a front view of the chipper blade;

wherein: 1-sleeve, 11-hexagon socket, 12-bottom plate, 121-perforation, 2-chisel knife, 21-radial through hole, 22-knife edge, 3-split pin and 4-gasket.

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.

The utility model discloses a concrete embodiment: as shown in fig. 1-5, the self-positioning marking and engraving tool comprises a sleeve 1 which is sleeved outside a nut, wherein the inner hole of the sleeve 1 is consistent with the shape of the sleeved nut, a chisel blade 2 is fixed in the sleeve 1, a blade 22 of the chisel blade 2 extends along one diagonal line of the cross section of the inner hole, and the blade 22 has a certain distance from the outer end face of the sleeve 1.

In this embodiment, the hole is hexagon socket 11, the one end opening of sleeve 1, the other end are bottom plate 12 that has perforation 121, chisel knife 2 inserts in perforation 121, chisel knife 2 and perforation 121 clearance fit, chisel knife 2 and perforation 121 circumference stall cooperation. The mode of

sleeve

1 and 2 releasable connection at the chisel sword makes things convenient for the production and processing of frock on the one hand, and on the other hand also conveniently packs and carries. The shim 4 is welded on the lower half section of the chisel blade 2 at a certain distance from the blade 22 so as to be matched with the inner surface of the bottom plate 12 in a blocking way, and the upper half section of the chisel blade 2 is provided with a blocking structure matched with the outer surface of the bottom plate 12 in a blocking way.

In this embodiment, the stop arrangement comprises a radial through hole 21 provided in the chipper blade 2 and a stop member inserted in the radial through hole 21. The stop member is a cotter pin 3 or a pin shaft, and in other embodiments, the stop structure comprises an annular groove arranged on the chisel blade 2 and a clamping ring clamped in the annular groove.

In this embodiment, the perforations 121 and the chisel blade 2 are of uniform cross-sectional shape. The shape of the perforations 121 is rectangular, but may be triangular, hexagonal or a detent profile in other embodiments. The blade 22 of the chisel blade 2 is also provided with characters or patterns.

When the hammer chisel is used, the sleeve 1 is sleeved outside the nut by only one hand, then the hammer is taken up to strike the rear part of the chisel knife 2, the operation is very simple and convenient, the hammer chisel is supported by hands without being supported by hands, or the chisel knife is not vertically knocked by hands and supported by hands, and the hands can be effectively prevented from being knocked by the hammer due to the fact that the outer surface of the sleeve 1 is supported by the hands, so that the hammer chisel is very safe.

The setting of sleeve 1 can be established on the nut of corresponding shape when establishing and is fixed for the nut with carving on the sword 2 to guarantee to carve on the sword 2 the cutting edge 22 and be in suitable position, sleeve 1 is fixed a position for the nut, carve on the sword 2 again for sleeve 1 location, therefore carve on the sword 2 can be very accurate aim at the corresponding position (like the diagonal) of nut, when beating 2 rear portions of carving on the sword, what 2 cutting edge 22 of carving on the sword can be accurate on the terminal surface of bolt, and the position is accurate. When the tool is used, the tool can be integrally taken up and cannot be scattered, the sleeve is sleeved on the U-shaped bolt nut, the chisel tool head is beaten by the iron hammer, lines can be scribed on the end face of the bolt, and the tool is convenient and safe to use. Wherein: the sleeve comprises an upper part and a lower part, wherein the upper part is provided with a rectangular hole, and the lower part is provided with an inner hexagonal hole; the chisel knife is in a rectangular long handle and cutting edge structure, and a radial round hole is formed in the long handle; the washer is welded on the chisel blade and is close to the cutting edge, thereby playing a role in limiting.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a from location sign frock of carving, its characterized in that, including being used for the cover to establish the sleeve outside the nut, telescopic hole is unanimous with the shape of the nut of establishing that overlaps, and the sleeve internal fixation has the chisel sword, and the cutting edge of chisel sword extends along one of them diagonal of the cross section of hole, and the cutting edge has the certain distance apart from telescopic outer terminal surface.

2. The self-positioning identification engraving tool according to claim 1, wherein the inner hole is a hexagon socket, one end of the sleeve is provided with an opening, the other end of the sleeve is provided with a bottom plate with a through hole, the chisel is inserted into the through hole, the chisel is in clearance fit with the through hole, and the chisel is in circumferential rotation-stopping fit with the through hole.

3. The self-positioning identification engraving tool according to claim 2, wherein a gasket is welded on the lower half section of the chisel blade at a certain distance from the blade so as to be in stop fit with the inner surface of the bottom plate, and a stop structure for stop fit with the outer surface of the bottom plate is arranged on the upper half section of the chisel blade.

4. The self-positioning identification engraving tool according to claim 3, wherein the stop structure comprises a radial through hole arranged on the chisel blade and a stop member inserted in the radial through hole.

5. The self-positioning identification marking tool according to claim 4, wherein the stop member is a cotter pin or a pin shaft.

6. The self-positioning identification engraving tool according to claim 3, wherein the stop structure comprises an annular groove formed in the chisel blade and a snap ring clamped in the annular groove.

7. The self-locating marking and engraving tool according to claim 2, wherein the cross-sectional shapes of the through hole and the chisel blade are consistent.

8. The self-positioning identification engraving tool according to claim 7, wherein the through hole is rectangular or hexagonal or irregular in rotation stopping.

9. The self-positioning identification engraving tool according to any one of claims 1 to 8, wherein characters or patterns are further arranged on the cutting edge of the chisel blade.