CN2825230Y

CN2825230Y - Multifunctional three-leg marking gauge

Info

Publication number: CN2825230Y
Application number: CN 200520117769
Authority: CN
Inventors: 朱光锥
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-09-15
Filing date: 2005-09-15
Publication date: 2006-10-11
Anticipated expiration: 2015-09-15

Abstract

The utility model relates to a multifunctional three-leg marking gauge which is a marking tool for bench workers. A special middle marking leg lever is added between two marking leg levers of the marking gauge in the precondition that the main conformation and the performance of an original spring type marking gauge are not changed. The middle marking leg lever is fixed to a pin shaft of a moving pivot of the two marking leg levers of the marking gauge by means of two clamping plates. In addition, a moving supporting leg is additionally arranged on the lower end of one marking leg lever of the marking gauge. The moving supporting leg is tightly screwed on a long and circular hole of the marking leg lever by means of a six-angle screw bolt and a butterfly nut. Thus, one marking gauge can be used as two marking gauges, and the utility model can be used for marking a circular arc or dividing circle circumference into equal parts, etc. The moving supporting leg can be used for marking screw pore distribution circle lines on the end surface of workpieces (particularly with a large diameter), such as a flange, a penetrated cover and a bush with an edge. If the moving supporting leg is skillfully matched with the marking gauge which can also be used as a marking needle dial, and in addition, any element does not need disassembling and assembling. The utility model has the advantages of compact structure, flexible and convenient operation, great adjustment range, high precision and one gauge with multi-function.

Description

Multi-functional tripod marking gauge

Affiliated technical field

The utility model relates to the marking gauge that a kind of pincers worker is used.

Background technology

At present, what pincers worker was generally used is the spring marking gauge, and it is to draw foot lever, annular leaf spring, adjusting screw(rod), compositions such as nut by two.During use, only need the rotation nut, just can regulate two strokes of distances between pin easily.Its effect is to draw circle, arc, Equal round etc.In real work,, therefore often need to use two marking gauges because the workpiece that has need be drawn the circular arc line that two above diameters differ, even also wants circumference in equal parts or the like.In addition, also have some workpiece, as various types of ring flanges, saturating lid, band edge lining etc., their endoporus, end face, cylindrical need be according to different diametrical position after processing, several screw holes of lead plug or bolt hole on the end face of workpiece.Marking gauge during screw distribution circle line, just seems very difficult on drawing this class (especially large diameter) workpiece.The patent No. is 94220821.8 utility model---multi-functional planing, though can draw the screw distribution circle line of above-mentioned workpiece, it is when adjustable range, inconvenient operation, and adjusting range is little, when drawing centered circular arc, need install the stroke foot lever additional, therefore, it has certain limitation.

Summary of the invention

The purpose of this utility model: provide a kind of compact conformation, easy to operate, adjustable range is big, accuracy is high multi-functional triangle marking gauge, it can also draw the screw distribution circle line (keeping the change the center of circle) on the workpiece end faces such as those similar ring flanges, saturating lid, band edge lining easily not only one working as two uses.

In order to achieve the above object, technical solution adopted in the utility model is: on the basis of main structure that does not change original spring marking gauge and performance, between two strokes of foot levers of marking gauge, one cavity is set, increase and load onto a centre and draw foot lever, draw foot lever in the middle of this and be fixed on the bearing pin of two strokes of foot lever moving fulcrums of marking gauge by two clamping plates.Under the acting in conjunction of adjusting screw(rod), nut and the annular leaf spring on both sides, adjustable range is arbitrarily drawn between the foot lever on it and both sides.A double end scriber also is equipped with in middle lower end of drawing foot lever, screws with swivel nut, can reverse end for end conversion length to use.In addition, also offer a Long Circle hole a lower end of drawing foot lever, increase and load onto a movable supporting feet, movable supporting feet is tightened on the Long Circle hole by bolt and butterfly nut, the adjusting that can move up and down, the commentaries on classics of also can turning on one's side inside and outside marking gauge.

After adopting said structure, the beneficial effect of generation is: when movable supporting feet was turned to the outside of marking gauge, it just was equivalent to two spring marking gauges, can be used for drawing circle, arc or circumference in equal parts etc.When movable supporting feet being forwarded to marking gauge inboard, it just can draw the screw distribution circle line on the workpiece end faces such as those similar ring flanges, saturating lid, band edge lining.Another stroke foot lever can be used for circumference in equal parts simultaneously.In the use, it does not need any parts of dismounting, on the basis of the flexible operation that has kept former spring marking gauge in good condition, easy to use, precision advantages of higher, has increased new function, has enlarged the scope of application.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 draws foot lever left side TV structure schematic diagram in the middle of Fig. 1.

Fig. 3 is the movable supporting feet structural representation.

Fig. 4 is a double end scriber structural representation.

Fig. 4 is common spring marking gauge structural representation.

1. annular leaf springs among the figure, 2. scribing rod, 3. adjusting screw(rod), 4. adjusting nut, 5. movable supporting feet, 6. bolt, 7. butterfly nut is drawn foot lever in the middle of 8., 9. rivet, 10. clamping plate, 11. swivel nuts, 12. double end scribers, 13. bearing pins, 14. portable stanchions.

The specific embodiment:

Multi-functional tripod marking gauge shown in Figure 1 is under the prerequisite of main structure that does not change original spring marking gauge (as shown in Figure 5) and performance, sets up a centre and drawn foot lever (8), and a movable supporting feet (5).The middle last flat circle down of foot lever (8) of drawing, two clamping plates (10) links together tightly by rivet (9) and its, is fixed on then on the bearing pin (13) of two strokes of foot levers (2) moving fulcrum.The inboard that foot lever (2) is drawn on both sides is provided with a cavity, and draws foot lever (8) in the middle of containing down.The elastic force effect that foot lever (2) still is subjected to annular leaf spring (1) is drawn on both sides, is clamped on the bearing pin (13) in the two clamping plates (10).The middle foot lever (8) of drawing also has two (one in front and one in back) to be used for fixing the portable stanchion (14) of adjusting screw(rod) (3), and it also is by clamping plate (10) location (as shown in Figure 2).The lower end is hollow, the double end scriber (12) adorned of the inside is to withstand the rank shoulder of scriber (12) when screwing and tightening by swivel nut (11), the rank shoulder of double end scriber (12) is not or not the middle part of scriber (12), and therefore, tune is used can change the length that scriber (12) stretches out.Stretch out when long, middlely draw foot lever (8) and both sides to draw foot lever (2) isometric; Stretch out in short-term, stroke foot lever (2) closure on both sides, two foot lever points can close up.In addition, offer a Long Circle hole, increase the movable supporting feet of loading onto (5) and be tightened on the Long Circle hole by hex bolts (6) and butterfly nut (7) in one stroke of foot lever (2) lower end of marking gauge.Removable shifting one's position.Movable supporting feet (5) is an integral body, and there are two spikes with the level of symmetry mutually the lower end, and there is a through hole upper end, and wherein there is the limit of a bending side through hole top, can block hex bolts (6) (as shown in Figure 3).

In the use,, just can change three strokes of distances that tiptoe is mutual, can be used for drawing circle, arc, circumference in equal parts by rotating the adjusting nut (4) on both sides.If being drawn foot lever (8), the centre is close to one stroke of foot lever (2) (double end scriber brachycephaly down), it just is equivalent to a spring marking gauge, can plan and decide circular arc line maximum in the scope, if will draw similar ring flange, during screw distribution circle line on the saturating workpiece such as lid grade, movable supporting feet (5) is turned to stroke foot lever (a 2) inboard, tighten butterfly nut (7), two band step spikes of movable supporting feet (5) lower end are propped up manufactured hole wall (or cylindrical), draw the foot lever point according to aperture (or cylindrical) size, after being adjusted to the drawing requirement, with hand movable supporting feet (5) is close to hole wall (or cylindrical) and moves, can mark the distribution circle in hole, carry out five equilibrium then.The length two ends of double end scriber (12) which upside down, mainly decides on operating position.

Multi-functional tripod marking gauge can also use by flexible except that above-mentioned functions, as:

1. when scribing block usefulness: forward movable supporting feet (5) to the marking gauge outside, is that a face is used as the scribing block base with two spikes with drawing 3 of foot lever lower ends, another stroke foot lever (2) is a scriber, adjust the scriber height by adjusting screw(rod) and nut, also can change the scriber height by the position of conversion movable supporting feet (5).

2. draw parallel lines in the plane: movable supporting feet (5) is propped up the manufactured limit of workpiece, draw parallel lines in the parallel lines on this limit.

3. draw parallel camber line on cambered surface: the end face that movable supporting feet (5) is propped up the manufactured axle of workpiece is drawn the cylindrical camber line of parallel lines in axial end.

Multi-functional tripod marking gauge can be made into all size between 150 millimeters to 300 millimeters.

Claims

1. multi-functional tripod marking gauge is on the basis of original spring marking gauge, increasing a centre draws foot lever (8) and a movable supporting feet (5) and constitutes, it is characterized in that: middle draw foot lever (8) and after two clamping plates (10) is connected by rivet (9), be installed on the bearing pin (13) of two strokes of foot levers (2) moving fulcrum; Leave a cavity between two strokes of foot levers (2), when they close up, draw foot lever (8) in the middle of cavity can hold; A Long Circle hole is offered in one stroke of foot lever lower end at former marking gauge, and movable supporting feet (5) is installed on the Long Circle hole by hex bolts (6) and butterfly nut (7).

2. multi-functional tripod marking gauge according to claim 1, it is characterized in that: clamping plate have a bending part below (10), but the locating rack of double as portable stanchion (14), the axle that stretch out at portable stanchion (14) two ends, one end just is installed in the aperture on the locating rack, in the aperture in the middle of one end is contained in above scribing rod (8), three apertures that are used to install portable stanchion (14) should be concentric.

3. multi-functional tripod marking gauge according to claim 1, it is characterized in that: the middle last flat circle down of foot lever (8) of drawing, the upper end homalocephalus partly has a locating hole of the rivet hole that is connected with clamping plate (10) and portable stanchion (14), the lower end round end partly has a swivel nut (11), in adorn a band rank shoulder and the rank shoulder not at the double end scriber (12) at middle part, scriber (12) tune, convertible length of stretching out, stretch out when long, middlely draw foot lever (8) and both sides to draw foot lever (2) isometric; Stretch out in short-term, stroke foot lever (2) closure on both sides, two foot lever points can close up.

4. multi-functional tripod marking gauge according to claim 1, it is characterized in that: movable supporting feet (5) is an integral body, there is a through hole its both sides, top, there is the limit of a bending one side through hole top, two spikes with the level of symmetry are mutually arranged at the bottom, unscrew butterfly nut, movable supporting feet (5) adjusting that can move up and down along the Long Circle hole also can be overturn inside and outside marking gauge.