CN110900556A

CN110900556A - Spherical scriber

Info

Publication number: CN110900556A
Application number: CN201911273615.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Xuzhou Huaxian Kaixing Information Technology Co Ltd
Current assignee: Xuzhou Huaxian Kaixing Information Technology Co Ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-03-24
Anticipated expiration: 2039-12-12
Also published as: CN110900556B

Abstract

The invention discloses a sphere scriber which can perform the line drawing work of a spiral line and an arc line on a sphere, is convenient to operate and has high precision, and is characterized in that an arc-shaped frame is of an arc-shaped plate structure, the edge of the arc-shaped frame projected in the vertical direction is involute, a chute is arranged on the arc-shaped frame close to the arc-shaped edge, the arc-shaped frame projected in the vertical direction is involute, a scale mark is arranged on one side of the chute, a metal sheet is arranged on the chute wall of the chute, a sliding block is arranged in the chute, a limiting ring is sleeved on the sliding block, the limiting ring is attached to the arc-shaped frame, a magnetic ring is arranged on the sliding block corresponding to the chute, the sliding block can slide along the chute, a through hole is arranged on the sliding block, the sliding sleeve is arranged on the arc-shaped frame, the fixing block is rotatably arranged in the sliding sleeve, a bent handle, the convex block is arranged at the corner of the involute end of the arc frame.

Description

Spherical scriber

Technical Field

The invention discloses a spherical scriber, relates to a scriber for drawing a line on a spherical surface, and belongs to the field of machining. In particular to a scriber which can perform the operations of drawing lines on a spiral line and a pitch line on a spherical surface, is convenient to operate and has high precision.

Background

At present need in advance carry out mark point mapping or draw the circle on the sphere when drilling or welding operation on the sphere, and traditional circle mode of drawing is the ball of adopting with the hand rotation usually, contradict the painting brush and do the circle or be the mark point on the sphere, but because the curved surface of ball-type is smooth, personnel skid easily when the setting-out, lead to the extreme inconvenience of setting-out operation, the current compasses that are used for drawing-out on the sphere, mostly tie up the compasses one angle around carrying out the drawing-out on the sphere through the fixed clitellum of one side, it is comparatively inconvenient to use the operation, and the degree of accuracy that the staff rotated the compasses pole during drawing the circle is relatively poor, can't satisfy accurate quick marking line demand.

Notice No. CN2554012 discloses a novel sphere compasses, characterized by: the compasses are mainly composed of a handle, a support, a left support, a right support, a pen point and a ball holding bucket, wherein the pen point is arranged at the lower part of the left support in a threaded manner to form a conical integral structure, and the ball holding bucket is welded and arranged at the lower end of the left support to form a circular groove-shaped integral structure.

The bulletin No. CN200998966 discloses a spherical compasses, which consists of a handle, a support, a left foot, a right foot, a pen point and a ball holding claw and is characterized in that two support legs of the compasses are provided with fixed bolts for stretching the support legs, the left foot of the compasses is provided with an adjustable pen point fixed by the bolts, the right foot of the compasses is provided with the rotatable ball holding claw, and the compasses draw a circle and draw a line easily and have poor accuracy.

Disclosure of Invention

In order to improve the situation, the invention provides the line drawing device capable of drawing a spiral line, a circular line and an arc line on a spherical surface, and the line drawing device is convenient to operate and high in accuracy.

The invention relates to a spherical scriber, which is realized as follows: the invention relates to a spherical scriber, which consists of an arc-shaped frame, a bent handle, a sliding chute, a groove, a convex block, a sliding sleeve, a sliding block, a sucker, a fixed block, a metal sheet, a limiting ring and a magnetic ring, wherein the arc-shaped frame is of an arc-shaped plate structure, the edge of the arc-shaped frame projected in the vertical direction is involute, the sliding chute is formed near the arc-shaped edge of the arc-shaped frame, the sliding chute projected in the vertical direction is involute, scale marks are arranged on one side of the sliding chute, the metal sheet is arranged on the wall of the sliding chute, the sliding block is arranged in the sliding chute, the limiting ring is sleeved on the sliding block, the limiting ring is attached to the arc-shaped frame, the magnetic ring is arranged on the sliding block corresponding to the sliding chute, the sliding block can slide along the sliding chute, a through hole is formed on the sliding block, the sliding sleeve is, the terminal corner that the arc frame is involute is arranged in to the lug, it has the recess to open on the lug, the recess is the arc wall, the slipmat has been put to curved surface, the import of through-hole is big, the export is little.

Has the beneficial effects.

Firstly, can make things convenient for personnel to carry out quick accurate setting-out punctuation operation at the sphere, improve work efficiency.

And secondly, the structure is simple, the cost is low, and the use by personnel is convenient.

Drawings

Fig. 1 is a perspective view of a spherical scriber according to the present invention.

Figure 2 is a top view of a spherical scriber of the present invention.

Fig. 3 is a schematic view of a spherical scriber according to the present invention.

Fig. 4 is a schematic structural view of a spherical scriber slide block according to the present invention.

In the attached drawings

Wherein the method comprises the following steps: the device comprises an arc-shaped frame (1), a bent handle (2), a sliding groove (3), a groove (4), a bump (5), a sliding sleeve (6), a sliding block (7), a sucking disc (8), a fixed block (9), a metal sheet (10), a limiting ring (11) and a magnetic ring (12).

The specific implementation mode is as follows:

the invention relates to a spherical scriber, which is realized as follows: the invention relates to a sphere scriber, which consists of an arc-shaped frame (1), a bent handle (2), a sliding groove (3), a groove (4), a convex block (5), a sliding sleeve (6), a sliding block (7), a sucking disc (8), a fixed block (9), a metal sheet (10), a limiting ring (11) and a magnetic ring (12), wherein the arc-shaped frame (1) is of an arc-shaped plate structure, the edge of the arc-shaped frame (1) projected in the vertical direction is involute-shaped, the sliding groove (3) is formed in the position, close to the arc-shaped edge, of the arc-shaped frame (1), the sliding groove (3) projected in the vertical direction is involute-shaped, one side of the sliding groove (3) is provided with a scale mark, the metal sheet (10) is arranged on the groove wall of the sliding groove (3), the sliding block (7) is arranged in the sliding groove (3), the limiting ring (11) is sleeved on the sliding block (7), the limiting ring (11) is attached to the arc-shaped frame (1), the sliding block (7) can slide along the sliding groove (3), a through hole is formed in the sliding block (7), the sliding sleeve (6) is arranged on the arc-shaped frame (1), the fixed block (9) is rotatably arranged in the sliding sleeve (6), the bent handle (2) is arranged on the fixed block (9), the sucker (8) is arranged at the bottom of the fixed block (9), the lug (5) is arranged at the corner of the involute of the arc-shaped frame (1), a groove (4) is formed in the lug (5), the groove (4) is an arc-shaped groove, the surface of the bent handle (2) is provided with an anti-skid pad, and the inlet and the outlet of the through hole are large and small;

when the line drawing device is used, when a spiral line is drawn on a spherical surface, a person firstly fixes a line drawing device on the spherical surface in an adsorption mode through the sucker (8), the arc-shaped frame (1) is fixed by pressing the lug (5) through fingers, then the person enables a pen to penetrate through the through hole in the sliding block (7) so that the pen point is in contact with the spherical surface, the person drags the pen along the sliding groove (3), and the sliding block (7) moves along the sliding groove (3) under the driving of the pen so as to draw the spiral line;

in addition, when drawing an arc line or a circle, a person loosens the arc frame (1), the sliding block (7) is adjusted to the corresponding position of the sliding groove (3) in a sliding mode according to the diameter of the drawn arc line or the circle and the scale marks, the sliding block (7) is adsorbed on a metal sheet (10) on the groove wall of the sliding groove (3) through the magnetic ring (12), then the person presses the sliding block (7) with one hand to fix the position of the sliding block, the other hand rotates the arc frame (1) with the fixed block (9) as the center, the arc frame (1) drives a pen to rotate by taking the fixed block (9) as the center to draw the arc line, and circle drawing can be achieved by winding one circle;

the vertical direction projection of the sliding chute (3) is designed to be an involute shape, and arcs or round lines with different diameters can be drawn by adjusting the position of the sliding block (7);

the design of scale marks is arranged on one side of the sliding chute (3), so that the position of the sliding block (7) can be adjusted conveniently according to the scale marks, and the sliding chute is more accurate;

a groove (4) is formed in the bump (5), the groove (4) is designed to be an arc-shaped groove, and a finger can be pressed in the groove (4) to limit the finger;

the surface of the bent handle (2) is provided with an anti-slip pad, so that the friction between the hand and the hand when the hand is held is increased, and the hand is prevented from slipping;

the design that the inlet of the through hole is large and the outlet of the through hole is small is convenient for the pen to extend into the through hole from the opening part;

the metal sheet (10) and the magnetic ring (12) are designed to be capable of fixing the sliding block (7) in an auxiliary manner through magnetic adsorption, so that the sliding block (7) is prevented from sliding in the sliding groove (3) in a self-sliding manner;

the sliding block (7) is matched with the design of the involute-shaped sliding chute (3), so that a spiral line can be drawn, a circular line or an arc line can also be drawn, and the use is more convenient;

the arc-shaped frame (1) is fixed, and the design that the sliding block (7) is pulled along the sliding groove (3) can be used for drawing a spiral line;

the adjusting slide block (7) is arranged at the position of the sliding chute (3) and is fixed, then the arc-shaped frame (1) is rotated by taking the fixed block (9) as a center, so that the line drawing work of an arc line or a round line can be performed, and the adjusting slide block can be adjusted according to the diameter of the drawn arc line or the drawn round line;

the purposes of spiral line, circular line and arc line drawing on the spherical surface, convenient operation and high precision are achieved.

The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.

Claims

1. The utility model provides a sphere scriber which characterized by: the arc frame is arc platelike structure, the arc frame is close to arc edge and opens there is the spout, the vertical direction projection of spout is involute-shaped, the cell wall overhead of spout has the sheetmetal, the slider is arranged in the spout, the spacing ring cover is arranged in on the slider, spacing ring and arc frame are laminated mutually, it has the magnetic ring to correspond the spout position on the slider, the slider can slide along the spout, it has the through-hole to open on the slider, the sliding sleeve is arranged in on the arc frame, the rotatable sliding sleeve of arranging in of fixed block, the curved handle is arranged in on the fixed block, the fixed block bottom is arranged in to the sucking disc, the terminal corner that the.

2. The spherical line drawing device according to claim 1, wherein the projected vertical edge of the arc frame is involute, and can draw arcs or circles with different diameters by adjusting the position of the sliding block.

3. The spherical line striper of claim 1, wherein said chute is provided with graduations on one side thereof.

4. A spherical line striper as in claim 1, wherein said projection is recessed.

5. The spherical scriber of claim 4, wherein said groove is an arcuate slot.

6. A spherical line striper as in claim 1 wherein the through-hole has a large entrance and a small exit.

7. A spherical scriber according to claim 1, wherein a non-slip mat is disposed on the surface of the curved handle.

8. The spherical scriber of claim 1, wherein the metal sheet and the magnetic ring are configured to assist in securing the slide to prevent the slide from sliding in the chute by magnetic attraction.

9. The spherical line striper of claim 1, wherein said slider engages an involute-shaped slot to draw either a spiral or a circular or arcuate line.

10. The spherical scriber of claim 9, wherein the slide block is adjusted to be fixed at the slide groove, and then the arc-shaped frame is rotated around the fixed block, so that the arc line or the circular line can be drawn, and the slide block can be adjusted according to the diameter of the drawn arc line or the circular line.