CN101067543A

CN101067543A - Multifunction depth vernier

Info

Publication number: CN101067543A
Application number: CN 200710006486
Authority: CN
Inventors: 朱光锥
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-25
Filing date: 2007-05-25
Publication date: 2007-11-07
Anticipated expiration: 2027-05-25
Also published as: CN101067543B

Abstract

The invention relates to a multi-function depth vernier gage. Based on the existing depth vernier gage, it enlarged the circle arc angle which connects the taping buck (2) and the card foot (1) side, and added two column localization foots (5) on the card foot (1) and located the plate shape scriber (4) on the front straight side (B) of the host ruler (3), the end lateral section of the host ruler (3) was loaded with a standby plate shape scriber (7), the back of the taping buck(2) near the card foot (1) side is equipped with a long gap, the plate shape scriber (4) can enter it following the host ruler(3), the host ruler (3) front end surface can be even with the card surface (A), and align the zero position, the main ruler (3) side (B)is vertical and divides equally of the central segment of the two column localization foots (5), moreover, the two column localization foots (5) outer annulus spool thread with card surface (A) in identical plane. The invention is used for the machine-finishing profession worker to survey the work piece depth, pull similar to pass cover, the stuffy lid, the bearing seat and so on (in particular large diameter) work piece end surface screw (hitch) the hole distribution round line as well as delimits the axis and the hole center core labor (quantity), its structure is simple, easy to operate.

Description

Multifunction depth vernier

Affiliated technical field

The present invention relates to the depth vernier gage that uses in a kind of mechanical processing industry, but especially double as is drawn circular arc line and is drawn the multifunction depth vernier of axle and centerline hole.

Background technology

As everyone knows, depth vernier gage is to be used to measure semi-finishing or rough machined general measurer, and its effect is the degree of depth of hole on the measuring workpieces, step and groove, and its feature is simple in structure, and is easy to use, but its function singleness.In the prior art, but also do not have double as to draw the tighten up a screw distribution circle line and being used in (bolt) hole of (especially large diameter) workpiece end faces such as similar lid, stifle, bearing seat to draw the multi-usage depth vernier gage of axle and centerline hole.Workpiece end face tightens up a screw (bolt) pore size distribution circle line is a kind of great circle instrument of drawing (as the great circle instrument of drawing of the 32nd page of introduction of " pincers worker is put into practice " book of being published by Shanghai science tech publishing house in 1978) of special use and be used for drawing; The instrument that is used for drawing axle and centerline hole is the Cross ruler that centers.These two kinds of scoring tools are the same with depth vernier gage, function singlenesses all, but all be the worker that the workman uses always in the present stage factory (amount) tool.

Summary of the invention

In order to overcome the deficiency of depth vernier gage function singleness, the invention provides a kind of based on depth vernier gage, the three-in-one multifunctional depth vernier gage that the function of drawing the great circle instrument and the Cross ruler that centers is combined together with it, and simple in structure, simple operation saves time.

In order to achieve the above object, the technical solution used in the present invention is: strengthen the arc chord angle that the chi frame is connected with the card base side, to strengthen the intensity between them, and the card base at the chi frame back side is provided with two apertures, load onto two identical cylinder angles respectively, the positive side of main scale is vertical and divide equally in the line of centres of these two cylinder angles, in addition, the cylindrical axis of two cylinder angles with the card face on same surface level.Like this, located when these two cylinder angles both can be used to make an arc line, located in the time of also can being used for drawing axle, simultaneously, also be equal to the thickness that has strengthened the depth vernier gage card base with centerline hole.In addition, the preceding proper side of main scale is provided with a groove, and a tabular scriber is housed, and the chi frame back side also has a breach by card base one end, and the purpose of offering this breach is that tabular scriber can be entered wherein with main scale, makes main scale can reach zero-bit.One standby tabular scriber also is housed on the terminal xsect of main scale.

Beneficial effect

The invention has the beneficial effects as follows: the purposes of having expanded depth vernier gage, not only can be used for hole on the measuring workpieces, step, groove the degree of depth, but also can utilize on the card base the tabular scriber on two cylinder angles and the main scale to draw screw distribution circle line on those workpiece end faces that processed end face, endoporus (or cylindrical), simultaneously, also can utilize the positive side of two cylinder angles and the main scale Cross ruler that centers to use.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is the stereographic map of multifunction depth vernier of the present invention;

Fig. 2 is the front view of multifunction depth vernier;

Fig. 3 is the left view of Fig. 2;

Fig. 4 is the local figure in the back side of multifunction depth vernier;

Fig. 5 is the front view (amplification) and the B-B cut-open view thereof of tabular scriber;

Fig. 6, Fig. 7, Fig. 8, Fig. 9 are the line exemplary plot of multifunction depth vernier.

Among the figure 1, card base, 2, the chi frame, 3, main scale, 4, tabular scriber, 5, the cylinder angle, 6, vernier, 7, standby tabular scriber, 8, holding screw, A, card face, B, the positive side of main scale

Embodiment

Fig. 1 is the stereographic map of multifunction depth vernier of the present invention, compare with common depth vernier gage, it has strengthened the arc chord angle that chi frame (2) is connected with card base (1) side, and on chi frame (2) back side card base (1), be provided with two apertures, load onto two cylinder angles (5), the positive side (B) of main scale (3) is vertical and divide equally in the line of centres of two cylinder angles (5).In addition, the cylindrical axis of two cylinder angles (5) with card face (A) on same surface level.The preceding proper side (B) of main scale (3) has a groove, tabular scriber (4) is fastened in the groove by two little sunk screws, chi frame (2) back side also has (as shown in Figure 4) long nick by card base (1) one end, tabular scriber (4) can enter wherein with main scale (3), the front end face of main scale (3) can be put down with card face (A), and the alignment zero-bit.On the terminal xsect of main scale (3) two little screws are arranged also, be used for equipping with tabular scriber (7).

When one, multifunction depth vernier was used for the measuring workpieces degree of depth, method of operating was the same with common depth vernier gage, and card base (1) is touched the plane of workpiece, used main scale (3) to insert the bottom again, and saw size with holding screw (8) after fastening.Because two cylinder angles (5) have been equivalent to strengthen the thickness of card base (1), therefore, the blade that operates is more steady, does not rock.In addition, tabular scriber (4), (7) that main scale (3) rear and front end is provided with have been played the effect that prevents that main scale (3) from deviating from from chi frame (2) again, and tabular scriber (4) extension of main scale (3) seldom can not influence use.

When two, multifunction depth vernier is used for drawing circular arc line, be to utilize two cylinder angles (5) to locate, and utilized chi frame (2) upward on slip and the main scale (3) scale to be arranged arbitrarily at main scale (3), the characteristics that vernier (6) are arranged on the chi frame (2), make when drawing circular arc line, directly perceived, convenient and precision is higher (as Fig. 6, shown in Figure 7).During operation, the front end vertical plane of cylinder angle (5) and tabular scriber (4) is touched the manufactured hole wall of workpiece (or cylindrical), see original dimension, according to the drawing requirement, tabular scriber (4) is adjusted to the right place clamp screw pin (8) then, with thumb and in depend on a chi frame (2) and card base (1) be connected the arc chord angle place, forefinger is pushed down tabular scriber (4) and is moved, and can mark the distributing line (a) of screw, at last circumference in equal parts again.

When three, multifunction depth vernier is used for drawing the center line in axle and hole, also be to utilize cylinder angle (5) to locate, and the positive side (B) that has utilized main scale (3) is vertical and divide equally in the line of centres and the chi frame (2) of two cylinder angles (5) and can go up the characteristics of sliding at main scale (3), draw (, shown in Figure 9) of axle and centerline hole as Fig. 8.During operation, two angles (5) are adjacent to the cylindrical (or hole wall) of workpiece, and main scale (3) is stretched after (contracting) put in place, trip bolt (8), drawing straight line with the positive side (B) of main scale (3), promptly is the center line (annotate: the diameter of workpiece should greater than the distance between two cylinder angles (5)) in axle or hole.For axle, only need to change an angle, a standardized again line, joining i.e. the centre point of axle; And for Kong Eryan, then need use angle (5) to be adjacent to cylindrical or hole wall again, on the center line two end pieces end face of drawing in front, draw a line segment arbitrarily, (as b among Fig. 9 and b ' point), using marking gauge then is the center of circle with b, b ' point, intersect at the C point as camber line, be benchmark in the C point at last, repeat the above-mentioned practice, promptly get the central cross line in hole.

Multifunction depth vernier can be made into plurality of specifications, and the multifunction depth vernier of all size is except that the length difference of main scale (3), and remaining size shape is all identical.

Claims

1, a kind of multifunction depth vernier, its chi frame (2) is an integral body with card base (1), main scale (3) is perpendicular to card face (A), holding screw (8) can fastening main scale (3), main scale has scale mark on (3), and vernier line (6) is arranged on the chi frame (2), it is characterized in that: two identical cylinder angles (5) are housed on chi frame (2) back side card base (1), the preceding proper side of main scale (3) (B) is provided with a tabular scriber (4), is furnished with a standby tabular scriber (7) on the terminal xsect.

2, multifunction depth vernier according to claim 1, it is characterized in that: the card base (1) of chi frame (2) both sides, the back side is provided with two apertures, two cylinder angles (5) just are contained on the aperture, the positive side (B) of main scale (3) is vertical and divide equally in the line of centres of these two cylinder angles (5), in addition, the cylindrical axis of two cylinder angles (5) with card face (A) at grade.

3, multifunction depth vernier according to claim 1, it is characterized in that: on the preceding proper side (B) of main scale (3) groove is arranged, two screws are arranged in the groove, tabular scriber (4) is fastened in the groove by two sunk screws, tabular scriber (4) is made by wimet, after being contained on the main scale (3), the positive side (B) of the scriber same main scale of point (3) at grade, and is then flat with main scale (3) above.

4, multifunction depth vernier according to claim 1, it is characterized in that: strengthened the arc chord angle that chi frame (2) is connected with card base (1) side, there is a long nick at chi frame (2) back side by card base (1) one end, tabular scriber (4) can enter wherein with main scale (3), main scale (3) front end face can be put down with card face (A), and the alignment zero-bit.

5, multifunction depth vernier according to claim 1 is characterized in that: two screws are also arranged on the terminal xsect of main scale (3), and a standby tabular scriber (7) is housed.

6,, multifunction depth vernier according to claim 1, it is characterized in that: it can be made into plurality of specifications, the multifunction depth vernier of all size is except that the length difference of main scale (3), remaining size, shape are all identical.