CN218179775U

CN218179775U - Combined angle ruler

Info

Publication number: CN218179775U
Application number: CN202122289554.6U
Authority: CN
Inventors: 闵航; 刘少江
Original assignee: Saame Tools Shanghai Import & Export Co ltd
Current assignee: Shanghai Seaman Inspection And Testing Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-12-30
Anticipated expiration: 2031-09-22

Abstract

The utility model provides a combined angle ruler, which comprises a body, the ruler, the locking piece, spirit level and scriber, the body includes first end and second end in the lengthwise direction, the body is still including being located the intermediate part between first end and the second end, the ruler passes through the locking piece and installs in first end, the scriber is installed in the second end, the spirit level is installed in the intermediate part, the body includes the main part, the main part extends along the lengthwise direction, the main part includes along the relative third surface and the fourth surface that sets up of horizontal direction, the main part still includes the sunken first depressed groove that forms of horizontal direction from the third surface, first depressed groove link up the main part along vertical direction, in the lengthwise direction, first depressed groove corresponds and sets up in the position at first end place.

Description

Combined angle ruler

Technical Field

The utility model relates to a measure technical field, especially relate to a modular bevel protractor.

Background

The combined angle ruler is a common measuring instrument used for measuring angles, lengths and heights and positioning centers in machining and wood die machining. The combination of the straight ruler and the center gauge can quickly determine the circle center of the circular workpiece. The positioning accuracy of the circle center mainly depends on the contact ratio of the measurement line of the straight ruler and the angular bisector of the center gauge. The problem that a straight ruler measuring line and a central gauge angle bisector deviate exists in the conventional combined angle ruler during measurement. In addition, the existing combined angle ruler has poor holding effect on the part to be measured, thereby causing measurement errors. In addition, the existing combined angle ruler has the disadvantages of complex forming and assembling steps, high difficulty and high cost.

Therefore, there is a need for a new combination angle square.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a novel combined angle ruler to overcome the defects of the prior art.

The utility model provides a technical scheme that prior art problem adopted is:

the utility model provides a combined angle ruler, its includes body, ruler, locking piece, spirit level and scriber, the body includes first end and second end in lengthwise direction, the body is still including being located first end with intermediate part between the second end, the ruler passes through the locking piece install in first end, the scriber install in the second end, the spirit level install in the intermediate part, the body includes the main part, the main part is followed the lengthwise direction extends, the main part includes along the relative third surface and the fourth surface that sets up of transverse direction, the main part still includes certainly the third surface is followed the sunken first depressed groove that forms of transverse direction, first depressed groove link up along vertical direction the main part in the lengthwise direction, first depressed groove correspondence set up in the position at first end place.

Preferably, the first concave groove comprises a bottom wall and two first side walls extending obliquely from two sides of the bottom wall, and the size of the opening of the first concave groove along the longitudinal direction is larger than the size of the bottom wall along the longitudinal direction.

Preferably, the main body further includes a groove concavely formed from the fourth surface in the transverse direction, the groove extending in the longitudinal direction.

Preferably, the body further includes an attachment portion attached to the main body portion, and the level is attached to the attachment portion.

Preferably, the main body further comprises an attachment portion mounted to the main body portion, and the scribe is held between the attachment portion and the main body portion.

Preferably, the additional part includes a first additional part, a second additional part, and a connecting part connecting the first additional part and the second additional part, and the first additional part and the second additional part are located on different planes and are arranged in parallel.

Preferably, the level gauge is mounted to the first attachment portion, and the scribe is held between the second attachment portion and the main body portion.

Preferably, the main body portion includes along relative first surface and the second surface that sets up of vertical direction, the main body portion still includes certainly the second surface is along the installation space that the vertical direction is sunken to be formed, the main body portion includes be located in the transverse direction two second lateral walls of installation space both sides, the main body portion still includes from one of them of two second lateral walls the second surface of second lateral wall is along the sunken second depressed groove that forms of vertical direction, the second depressed groove along the transverse direction link up the second lateral wall, in longitudinal direction, the second depressed groove correspondence set up in the position that intermediate portion is located.

Preferably, the scriber comprises a handheld part and a scribing part connected to the handheld part, the handheld part is provided with a third concave part, and the additional part is clamped in the third concave part.

Preferably, the handheld part is also provided with an anti-skidding sunken groove.

The utility model has the advantages that: the utility model provides a main part of combination formula bevel protractor extends along the lengthwise direction, the main part includes along the relative third surface and the fourth surface that sets up of transverse direction, the main part still includes the first depressed groove that forms along the horizontal direction is sunken from the third surface, first depressed groove link up the main part along vertical direction, in the lengthwise direction, first depressed groove correspondence sets up in the position at the first end place of body, promptly, the locking piece locks the ruler in the position of body, first depressed groove is used for the card to hold the part to be measured, thereby prevent that measuring error from producing.

Drawings

Above utility model's purpose, technical scheme and beneficial effect can realize through following attached drawing:

fig. 1 is a schematic structural view of a combined angle ruler of the present invention;

FIG. 2 is a schematic view of the assembled angle ruler of FIG. 1 from another perspective;

FIG. 3 is a schematic view of the assembled angle ruler of FIG. 2 from another perspective;

FIG. 4 is a schematic view of the assembled angle ruler of FIG. 3 from a further perspective;

FIG. 5 is an exploded perspective view of the combination angle ruler shown in FIG. 4;

FIG. 6 is a schematic view of the attachment, level and scribe shown in FIG. 5 assembled;

FIG. 7 is a schematic view of the attachment, level and scribe of FIG. 6 from another perspective after assembly;

fig. 8 is a schematic view showing the structure of the scribe device shown in fig. 7.

Detailed Description

The present invention will be described in further detail with reference to the drawings.

As shown in fig. 1 to 8, the present invention provides a combined angle ruler 100, which comprises a body 10, a ruler 20, a locking member 30, a level gauge 40 and a scriber 50. The body 10 includes a first end 11 and a second end 12 in a longitudinal direction, the ruler 20 is mounted to the first end 11 through the locking member 30, and the scriber 50 is mounted to the second end 12. The body 10 further comprises an intermediate portion 13 between the first end portion 11 and the second end portion 12, the intermediate portion 13 comprising a first intermediate portion 131 and a second intermediate portion 132 arranged adjacent to each other in the longitudinal direction, the first intermediate portion 131 being arranged adjacent to the first end portion 11, the second intermediate portion 132 being arranged adjacent to the second end portion 12, wherein the level 40 is mounted to the second intermediate portion 132.

The body 10 includes a main body 60 and an attachment 70 mounted to the main body 60, the main body 60 and the attachment 70 are mounted together in a vertical direction, and the attachment 70 is located at a lower side of the main body 60. The body portion 60 extends in the longitudinal direction and has a substantially rectangular parallelepiped shape. The main body portion 60 includes a first surface 61 and a second surface 62 that are oppositely disposed in a vertical direction. The first surface 61 includes a first side 611 and a second side 612 which are oppositely arranged along the transverse direction, the first side 611 of the first surface 61 of the main body portion 60 is provided with an english-system dimension scale, the second side 612 of the first surface 61 of the main body portion 60 is provided with a metric-system dimension scale, and an angle dimension scale for measuring an angle is arranged between the first side 611 and the second side 612 of the first surface 61 of the main body portion 60, wherein the angle dimension scale corresponds to a position where the first middle portion 131 of the body 10 is located. The main body 60 further includes a mounting space 65 formed by being recessed from the second surface 62 in the vertical direction, after the attachment portion 70 is assembled with the level gauge 40, the attachment portion 70 on which the level gauge 40 is to be mounted and the scribe 50 are mounted in the mounting space 65 of the main body 60, and the scribe 50 is accommodated in the space formed by the attachment portion 70 and the main body 60. Wherein the longitudinal direction, the transverse direction and the vertical direction are mutually perpendicular in pairs.

The main body portion 60 includes a third surface 63 and a fourth surface 64 which are oppositely disposed along the transverse direction, the main body portion 60 further includes a first concave groove 66 which is formed by the third surface 63 thereof along the transverse direction, the first concave groove 66 penetrates through the main body portion 60 along the vertical direction, and specifically, in the longitudinal direction, the first concave groove 66 is correspondingly disposed at the position of the first end portion 11 of the main body 10. The first concave groove 66 includes a bottom wall and two first side walls 662 obliquely extending from two sides of the bottom wall 661, so that the size of the opening of the first concave groove 66 along the longitudinal direction is larger than the size of the bottom wall 661 along the longitudinal direction, thereby facilitating the clamping of the component to be tested on the first concave groove 66. The first concave groove 66 is used for holding the part to be measured, thereby preventing measurement errors from being generated.

The main body portion 60 further includes a groove 68 concavely formed from the fourth surface 64 thereof in the transverse direction, the groove 68 extends in the longitudinal direction, and the groove 68 extends through the main body portion 60 in the longitudinal direction. In this embodiment, the groove 68 is a V-shaped groove, that is, the cross section of the groove 68 is V-shaped, and in other embodiments, the cross section of the groove 68 may also be other shapes, which is not limited in this application. When the combined angle ruler 100 works, the groove 68 can stably clamp the outer diameter of the component to be measured, that is, the component to be measured can be conveniently and stably clamped on the combined angle ruler 100, and measurement errors are prevented.

The main body portion 60 further includes a fixing hole 69 formed by recessing the first surface 61 in the vertical direction, and in the longitudinal direction, the fixing hole 69 is correspondingly disposed at the position of the first end portion 11 of the body 10. The straightedge 20 is provided with a slide groove 23 extending in the longitudinal direction thereof, and the locking member 30 is detachably fixed to the fixing hole 69 of the main body portion 60 through the slide groove 23 of the straightedge 20, thereby detachably locking the straightedge 20 to the main body portion 60, and the straightedge 20 is initially arranged in parallel with the main body portion 60. The straightedge 20 comprises a first surface 21 and a second surface 22 which are oppositely arranged in a vertical direction, the first surface 21 of the straightedge 20 comprises a first side 211 and a second side 212 which are oppositely arranged in a lateral direction, the first side 211 of the first surface 21 of the straightedge 20 corresponds to the first side 611 of the first surface 61 of the body 60, the second side 212 of the first surface 21 of the straightedge 20 corresponds to the second side 612 of the first surface 61 of the body 60, wherein the first side 211 of the first surface 21 of the straightedge 20 is also provided with imperial dimensional markings and the second side 212 of the first surface 21 of the straightedge 20 is also provided with metric dimensional markings. In an operating state, the ruler 20 can rotate around the locking member 30, and specifically, when the cylindrical component to be measured is clamped in the first concave groove 66, the diameter, the radius and the circle center position of the component to be measured can be measured by rotating the ruler 20.

The attachment portion 70 includes a first attachment portion 71, a second attachment portion 72, and a connecting portion 73 connecting the first attachment portion 71 and the second attachment portion 72, the first attachment portion 71 and the second attachment portion 72 are both substantially flat plate-shaped, the first attachment portion 71 and the second attachment portion 72 are positioned on different planes and are arranged in parallel, and the connecting portion 73 is flat plate-shaped and is arranged obliquely with respect to the first attachment portion 71 and the second attachment portion 72. The level 40 is mounted to the first attachment portion 71. The first additional part 71 includes a through groove 711 penetrating in the vertical direction and two holding grooves 712 located at two ends of the through groove 711 in the longitudinal direction, each of the two holding grooves 712 has a holding bottom wall 713, the through groove 711 penetrates the two holding grooves 712, the through groove 711 is located at the middle position of the first additional part 71, two ends of the level 40 are respectively held in the two holding grooves 712, and the middle portion of the level 40 penetrates the through groove 711. The second additional part 72 comprises a base part 721, two convex parts 722 protruding from the base part 721 in the vertical direction and an elastic sheet 723 protruding from the base part 721 in the longitudinal direction, a positioning groove 724 is formed between the two convex parts 722, the scriber 50 is at least partially positioned in the positioning groove 724, the base part 721 is provided with an abdicating space 725, when the scriber 50 and the additional part 70 provided with the level gauge 40 are installed on the main body part 60 together, the scriber 50 is at least partially positioned in the abdicating space 725, the main body part 60 positioned at one side of the abdicating space 725 abuts against one side of the scriber 50, the elastic sheet 723 of the second additional part 72 positioned at the other side of the abdicating space 725 is clamped at the other side of the scriber 50, and the elastic sheet 723 cooperates with the main body part 60 to clamp the scriber 50 between the main body part 60 and the second additional part 72. After the level gauge 40 is held by the first attachment portion 71 and the calibration of the level gauge 40 is completed, the scribe 50 is mounted to the mounting space 65 of the main body portion 60 together with the attachment portion 70 holding the level gauge 40. The design is convenient for the calibration of the level gauge 40 on one hand and the molding assembly of the combined angle ruler 100 on the other hand, and the cost is reduced. When the attachment portion 70 is mounted to the main body portion 60, the first attachment portion 71 is closer to the side of the main body portion 60 where the straightedge 20 is mounted than the second attachment portion 72, and is configured such that the level 40 is exposed on the side of the main body portion 60 that is away from the side where the straightedge 20 is mounted.

The main body portion 60 includes two second sidewalls located at both sides of the installation space 65 in the transverse direction, the main body portion 60 further includes a second concave groove 67 formed by being concaved in the vertical direction from the second surface 62 of one of the two second sidewalls, the second concave groove 67 penetrates the second sidewall in the transverse direction, and in the longitudinal direction, the second concave groove 67 is correspondingly disposed at the position of the second middle portion 132 of the main body 10, so that, in the horizontal direction, an observer can observe the state of the level gauge 40 installed in the installation space 65 through the second concave groove 67, thereby determining whether the level gauge is successfully calibrated. The second concave groove 67 is arranged on one side of the main body portion 60, which is away from the side where the straight edge 20 is mounted, so that the second concave groove 67 can be used for horizontally observing the level gauge 40 from the side surface and can avoid the sliding chute, which is used for sliding the straight edge 20, of the main body portion 60, and therefore the strength of the main body portion 60 is increased. In the present embodiment, the first recess groove 66 and the second recess groove 67 are disposed on the same side of the main body portion 60 in the lateral direction. In other embodiments, the first recessed groove 66 and the second recessed groove 67 may be respectively disposed on both sides of the main body portion 60 in the transverse direction.

The scriber 50 comprises a handheld part 51 and a scribing part 52 connected to the handheld part 51, wherein the handheld part 51 is sheet-shaped and is convenient for an operator to hold. The scribing part 52 is positioned in the positioning groove 724 of the second additional part 72, and the elastic sheet 723 of the second additional part 72 is clamped on the handheld part 51. The third concave portion 511 is disposed on the handheld portion 51, and the third concave portion 511 facilitates the elastic deformation of the handheld portion 51, so that the elastic piece 723 of the second additional portion 72 can be clamped in the third concave portion 511. The hand-held portion 51 is further provided with an anti-slip concave groove 512, which is convenient for an operator to hold.

The utility model provides a main part of combination formula bevel protractor extends along the lengthwise direction, the main part includes along the relative third surface and the fourth surface that sets up of transverse direction, the main part still includes the first depressed groove that forms along the horizontal direction is sunken from the third surface, first depressed groove link up the main part along vertical direction, in the lengthwise direction, first depressed groove correspondence sets up in the position at the first end place of body, promptly, the locking piece locks the ruler in the position of body, first depressed groove is used for the card to hold the part to be measured, thereby prevent that measuring error from producing.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a combined angle ruler, its includes body, ruler, locking piece, spirit level and scriber, the body includes first end and second end in lengthwise direction, the body is still including being located first end with intermediate part between the second end, the ruler passes through the locking piece install in first end, the scriber install in the second end, the spirit level install in the intermediate part, the body includes the main part, the main part is followed the lengthwise direction extends, its characterized in that, the main part includes along the relative third surface and the fourth surface that sets up of transverse direction, the main part still include certainly the third surface is followed the sunken first depressed groove that forms of transverse direction, first depressed groove link up along vertical direction the main part in the lengthwise direction, first depressed groove correspond set up in the position at first end place.

2. The combination angle ruler of claim 1, wherein the first concave groove comprises a bottom wall and two first side walls extending obliquely from two sides of the bottom wall, and the size of the opening of the first concave groove along the longitudinal direction is larger than that of the bottom wall along the longitudinal direction.

3. The combination angle ruler of claim 1, wherein the main body further comprises a groove concavely formed from the fourth surface in the transverse direction, the groove extending in the longitudinal direction.

4. The combination angle ruler of claim 1, wherein the main body includes a first surface and a second surface opposite to each other in the vertical direction, the main body further includes a mounting space recessed from the second surface in the vertical direction, the main body includes two second side walls located on both sides of the mounting space in the transverse direction, the main body further includes a second recessed groove recessed from the second surface of one of the two second side walls in the vertical direction, the second recessed groove extends through the second side wall in the transverse direction, and the second recessed groove is correspondingly disposed at a position of the middle portion in the longitudinal direction.