CN2151017Y

CN2151017Y - Multifunctional rolling ruler

Info

Publication number: CN2151017Y
Application number: CN 93203725
Authority: CN
Inventors: 陈武照
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-02-11
Filing date: 1993-02-11
Publication date: 1993-12-29
Anticipated expiration: 2003-02-11

Abstract

The utility model relates to a multifunctional rolling ruler, comprising a ruler body and a rolling ruler. The ruler body is provided with marking lines in equal distance and the corresponding digits, angle scales, positioning holes corresponding to the marking lines, a sliding groove, and a supporting body; the interior of the sliding groove is provided with a vernier; a rolling ruler is arranged in the supporting body in a covering mode, integrally comprising the ruler and a roller; the rolling ruler is supported in the seat hole of the supporting body through the supporting shaft of the roller. When the multifunctional rolling ruler is used, vertical or horizontal parallel lines (or tables) with required distance and a random circle can be rapidly drawn, and angles can be rapidly divided; accordingly, the multifunctional rolling ruler is particularly suitable for students and statisticians.

Description

Multifunctional rolling ruler

The utility model relates to a kind of stationery of setting-out tabulation, is specifically related to a kind of roller multipurpose ruler.

The stationery of the tradition drawing tabulation of using is at present continued to use ruler or set square always, all is to draw straight line by horizontal sliding chi (plate) in use; And the parallel horizontal, vertical straight line that will draw any required interval all need divide for two steps carried out, i.e. calibration, then setting-out more in advance; Therefore, Plotted line table in this way, speed is slow, efficient is low and very inconvenient.

In some improved drawing equipment, be to affect the ruler (see figure 7) by spring wax wire and roller, its operation principle is still translation and advances; In addition so adopt this improvement structure can improve line drawing speed, but when the system of drawing requires the horizontal, vertical parallel lines at interval arbitrarily, still need unavoidably to adopt two step method to carry out, setting-out behind the promptly first calibration, so also greatly limited the speed of Plotted line table.

The another kind of rolling scriber (see figure 8) of using in the stadium is drawn the pulverized limestone runway line of making sports ground with rolling method, but it can only be drawn the system vertical curve and can not draw the parallel horizontal straight line of system; And when drawing parallel vertical curve, spacing is to be estimated approximately by the user to determine, can not accurately control; Certain this roller scriber more can not be used for stationery.

The purpose of this utility model is exactly to provide a kind of roller multipurpose ruler that only can finish same task with one-step method that adopts the propelling of rolling scale to can only the making improvements with two step method tabulation or the instrument of drawing horizontal (erect) parallel lines of system of prior art.

The technical solution of the utility model is: this rolling multipurpose ruler, comprise a blade, be provided with the some grooves and the corresponding demonstration numeral of certain equidistant from distance thereon on the plane along its length, be characterized in that described multipurpose ruler also comprises: below the blade groove with the some little positional punch of its embedded brush tip that is provided with accordingly; One is positioned at the thin-and-long chute of little positional punch below; Be located at the represented angle numeral of determining according to tan relation of line segment under the chute; One is positioned at the convex cavity supporting mass that stretches out in blade bottom; Seat hole on two and arranged on left and right sides walls that are arranged on supporting mass; Described rolling multipurpose ruler also comprises:

The one sliding vernier that is arranged in the described chute with joining, its central authorities are provided with a little positional punch, and its upper end is the wedge angle that can aim at each graduation mark of blade;

One rolling scale comprises: a cylindrical shape scale; Scale paper on the cylindrical surface of described scale of being laid in which is provided with and the corresponding graticule of rolling distance and show numeral; Be arranged on left and right two ends of scale and with the cotton ginning roller of its integral production, by its fulcrum that axially stretches out be supported on respectively described supporting mass about the seat hole in, the external diameter of described roller is greater than the diameter of tubular scale, and the blade lower plane protrudes a distance that is enough to produce friction rolling relatively.

Adopt rolling multipurpose ruler of the present utility model, its advantage is:

(1) therefore this roller multipurpose ruler can be made form apace or draw the horizontal, vertical parallel lines of system, thereby improve drawing efficiency because can length metering when roll advancing;

(2) adopt this roller multipurpose ruler can draw the circle of any radius easily, can also be used as the protractor calibration;

For design feature and the operation principle thereof that is illustrated more clearly in roller multipurpose ruler of the present utility model, now an embodiment is also described in detail in conjunction with the accompanying drawings.

Fig. 1 represents an embodiment of roller multipurpose ruler of the present utility model;

Fig. 2 is the cutaway view along the I-I line acquisition of Fig. 1;

Fig. 3 represents to use the roller multipurpose ruler, draws the schematic diagram that fixture has all horizontal lines of controlled spacing fast;

Fig. 4 represents by locating hole on the roller multipurpose ruler or the vernier that matches, at the schematic diagram of all vertical parallel lines with controlled spacing drawn fast in advancing that rolls;

Fig. 5 represents to use the roller multipurpose ruler to be plotted in the schematic diagram of any radius circle in the meter full scale;

Fig. 6 represents to use the roller multipurpose ruler to make the schematic diagram of protractor calibration;

Fig. 7 is that existing employing translation advances two step method to draw the schematic diagram of parallel lines;

Fig. 8 is a schematic diagram of drawing a rolling scriber of system runway line on the sport field;

As Fig. 1 and shown in Figure 7, this roller multipurpose ruler 2 comprises:

The one multipurpose ruler blade 2 that comprises plane III and lower plane IV ', blade 2 ' on the top edge of plane III be provided with the groove 7 of equidistant from distance, below groove 7, have with several little positional punches 6 of its embedded brush tip that is provided with accordingly and designation number 7 ', blade 2 ' on have a thin-and-long chute 8 and that is positioned at little positional punch 6 and numeral 7 ' below to be positioned at the hollow supporting mass 9 that chute 8 belows protrude out from the last plane of blade bottom; The left and right sides of supporting mass 9 end wall respectively be provided with a hole 10 ';

The one sliding vernier 1 that is arranged in the described chute 8 with joining, the central authorities of vernier 1 be provided with positional punch 6 ', the upper end of vernier 1 be a wedge angle 1 ';

One be arranged on multipurpose ruler blade 2 ' supporting mass 9 in rolling scale 3, it comprises: a cylindrical shape scale 3 '; One be laid in scale 3 ' the tubular outer surface on scale paper 4, on scale paper 4, be provided with and the corresponding graticule 4 of rolling distance ' and respective digital, be arranged on scale 3 ' left and right two ends and with the cotton ginning roller 5 of its one, seat hole 10 by its fulcrum that axially stretches out 10 ' be bearing in supporting mass 9 ' in, the external diameter of roller 5 greater than tubular scale 3 ' and protrude one of blade lower plane IV be enough to produce friction rolling apart from X.

As shown in Figure 3, when rolling, rolling scale 3 advances, show to control according to the calibration on the scale paper 4 to advance spacing m, therefore can draw a horizontal line n with paintbrush, like this horizontal parallel straight line that can draw apace and have desired spacing m corresponding to advance distance each time.

As shown in Figure 4, place in the locating hole 6 of blade with brush tip or the centrally-located hole 6 of vernier 1 ' in, promote the friction rolling of rolling scale 3(simultaneously by cotton ginning roller 5 and paper), vertical horizontal line line n ' just can draw; Its spacing can be by selected suitable locating hole 6(by groove and numeral) or the suitable Position Control of vernier 1.

As shown in Figure 5, brush tip be embedded at blade 2 ' on a locating hole 6 in, then another locating hole 6 fixing (can insert another nib as shown) of determining by the distance of required radius γ with as center of circle O, as long as just pin paintbrush this moment and drive chi and can draw around described center of circle O rotation and make required round wire; Because this radius distance can be selected arbitrarily according to the pitch-row size of locating hole, therefore can just draw with making and make the circle of the various any radius size in the blade meter full scale.

As shown in Figure 6, below chute 8, indicate the angle numeral of determining according to the tan line segment; By the locating hole 6 of initial point and vernier 1 is placed in required angle number is required sub-degree angle by skew lines 1 that its central locating hole 6 ' determined point is drawn and the angle α between horizontal line m when (as being 30 among the figure), be 30 ° as shown.

Use for being suitable for the student, the utility model multipurpose ruler can be made the small-sized roller multipurpose ruler that is suitable for being seated in the writing case, and the size of its blade and rolling scale and profile can arbitrarily design to such an extent that make and cause liking of student, and are convenient to operation, and its structure is formed, and principle is then with above-mentioned identical.

Claims

1, a kind of roller multipurpose ruler, comprise a blade, be provided with equally spaced some grooves and corresponding demonstration numeral thereon on the plane along its length, it is characterized in that described blade also comprises: below groove with some positional punches of the embedded nib of its relative set; One is positioned at the thin-and-long chute of positional punch below; One is positioned at the convex cavity supporting mass that stretches out in blade bottom; Seat hole on two and arranged on left and right sides walls that are arranged on supporting mass; Described roller multipurpose ruler also comprises:

The one sliding vernier that is arranged in the described chute with joining, its central authorities are provided with a location perforation, and its upper end is the wedge angle of each graduation mark that can aim at blade;

One is arranged at the rolling scale in the described supporting mass, and it comprises: a cylindrical shape scale; The lip-deep scale paper of the scale tubular that is laid in; Be arranged on the left and right end of scale and with two cotton ginning rollers of its integral production, each roller by its fulcrum supporting that axially stretches out in described supporting mass the seat hole in, set roller external diameter is greater than the diameter of tubular scale, and the blade lower plane protrudes a distance that is enough to produce friction rolling relatively.