CN207081384U - A mechanical measuring caliper - Google Patents

Abstract

A mechanical measuring caliper, comprising a ruler body, a fixed ruler and a vernier ruler. There is a scale line horizontally on the ruler body, and the upper end of the upper ruler body is slidably connected with a swimming claw, and the lower end of the swimming claw extends into the upper ruler body and is connected with the fastening screw I; the lower end of the lower ruler body is provided with a measuring claw, and the lower ruler The body is embedded with a digital display angle ruler, and a bubble level is also arranged on the ruler body; the utility model has the advantages of simple structure, wide application range, and large measurement range. The comprehensiveness and practicality of the tool greatly facilitate the measurement tasks of daily mechanical design.

Description

A mechanical measuring caliper

technical field

The utility model relates to a surveying and mapping tool, in particular to a mechanical measuring caliper.

Background technique

In the measurement of mechanical design, a large number of surveying and mapping tools are required, among which the tools for measuring length such as vernier calipers and tape measures are the main tools, and the tools for measuring the radius and angle of circles such as radius gauges and angle rulers are supplemented. Each measurement needs to carry a large number of The surveying and mapping tools, and the mechanical design is not a one-time measurement to complete the final product. In the design process, it is often necessary to carry out multiple measurement and calibration reviews on the sample to accurately measure the size of each structure. Therefore, a mechanical design requires back-and-forth sample stacking It is very troublesome to carry a large number of surveying and mapping tools every time.

Utility model content

The purpose of this utility model is to provide a mechanical measuring caliper to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A mechanical measuring caliper, comprising a ruler body, a fixed ruler and a vernier ruler, the front of the ruler body is horizontally provided with a scale line, the fixed ruler is fixedly connected to the left end of the ruler body, the upper and lower ends of the fixed ruler are provided with measuring claws, and the fixed ruler The front is vertically provided with a scale line, and the fixed ruler is provided with a tape measure chamber and a diameter ruler chamber. The tape measure chamber is provided with a tape measure connected to the coil spring. Through the mouth of the ruler, the cavity of the tape measure is drawn out to connect with the ruler head. The cavity of the ruler has an opening on the left side wall of the fixed ruler, and a radius gauge is connected to the cavity for rotation; Connected with the depth gauge set in the ruler body, the vernier ruler is divided into an upper scale body and a lower scale body, and the upper scale body and the lower scale body are fixedly connected; the upper scale body is horizontally provided with a scale line, and the upper end of the upper scale body is slidingly connected There is a swimming measuring claw, the lower end of which is inserted into the upper body and connected with the fastening screw I, which is led out from the front of the upper ruler body, and the front of the upper ruler body is also provided with a slide for the fastening screw I to slide. Groove; the lower body is a right-angle structure, the lower end of the lower body is provided with measuring claws, the lower right end of the lower body is rotated and connected with a roller, the left side of the upper roller of the lower body is provided with a fastening screw II, and the lower body is also embedded There is a digital display angle ruler; the ruler body is also provided with a bubble level.

As a further solution of the utility model: when the vernier ruler is at the leftmost end, the left end line of the scale line on the upper scale body is aligned with the left end line of the scale line on the scale body.

As a further solution of the utility model: when the vernier ruler is at the rightmost end, the left end line of the scale line on the upper scale body is aligned with the right end line of the scale line on the scale body.

As a further solution of the utility model: the length and width of the ruler head are respectively greater than the length and width of the ruler mouth.

As a further solution of the utility model: the radius gauge is rotatably connected with several inner diameter pieces and outer diameter pieces.

Compared with the prior art, the utility model has the advantages of simple structure, comprehensive functions and wide application range; the vernier is provided with a scale line and a swimming claw, and sliding the swimming claw to the right can increase the measuring range of the caliper , while ensuring the portability, larger objects can be precisely drawn, so as to avoid the insufficient range of the caliper carried by surveyors and mappers when they go out for surveying and mapping, which will affect the surveying and mapping accuracy; the caliper integrates a digital display angle ruler, a flat ruler, a tape measure, and a radius The gauge and bubble level integrate the more commonly used surveying and mapping tools in mechanical design, which improves the practicality of tools and reduces the complexity of carrying a large number of tools.

Description of drawings

Figure 1 is a schematic structural view of a mechanical measuring caliper.

Fig. 2 is a schematic diagram of a mechanical measuring caliper in an extended state.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Figure 1-2, a mechanical measuring caliper, including a ruler body 1, a fixed ruler 2 and a vernier ruler 3, the front of the ruler body 1 is horizontally provided with a scale line 4, and the fixed ruler 2 is fixed to the left end of the ruler body 1 connection, the upper and lower ends of the fixed ruler 2 are provided with measuring claws 5, the front of the fixed ruler 2 is vertically provided with a scale line 4, the fixed ruler 2 can be used as a flat ruler, and the fixed ruler 2 is provided with a tape cavity and a diameter ruler cavity, so There is a tape measure 7 connected to the coil spring in the cavity of the tape measure, which can be used to measure the turning point conveniently. At present, the normal thickness of the fixed ruler 2 is about 5mm. If the thickness of the side wall is removed, the internal tape measure cavity can be 3-4mm The thickness of the common 3m tape measure is about 3cm. According to this conversion, the tape measure 7 in the tape cavity can have a measuring range of about 30cm, which is larger than the general caliper, which is enough to meet the general measurement needs. 2. The left side wall has a ruler opening at the tape measure cavity. The tape measure 7 passes through the ruler opening and leads out of the tape measure cavity to connect with the ruler head 8. The length and width of the ruler head 8 are respectively greater than the length and width of the ruler mouth, preventing the ruler head 8 from being dragged. Put it into the tape measure cavity, pull the ruler head 8 to draw the tape measure 7 out for use, the diameter gauge cavity has an opening on the left side wall of the fixed ruler 2, and the radius gauge 9 is rotatably connected to the radius gauge cavity, and the radius gauge 9 is rotatably connected There are several inner diameter pieces and outer diameter pieces, and the radius gauge 9 is rotated out of the diameter scale cavity, and the qualitative radius measurement of the inner and outer arc surfaces to be measured can be carried out through the integrated inner diameter piece and outer diameter piece; the vernier ruler 3 sliding sleeve Set on the ruler body 1, the vernier ruler 3 is connected with the depth gauge 10 arranged in the ruler body 1, the vernier ruler 3 is divided into an upper ruler body 11 and a lower ruler body 12, and the upper ruler body 11 and the lower ruler body 12 are fixedly connected; The upper scale body 11 is horizontally provided with a scale line 4, and when the vernier ruler 3 is at the leftmost end, the left end line of the scale line 4 on the upper scale body 11 is aligned with the left end line of the scale line 4 on the scale body 1, and the vernier scale 3 is located at When the rightmost end, the left end line of the scale line 4 on the upper scale body 11 is aligned with the right end line of the scale line 4 on the scale body 1, and the upper end of the scale body 11 is slidably connected with a swimming claw 13, and the swimming claw 13 lower end stretches into the Inside the upper scale body 11 and connected with the fastening screw I14, the fastening screw I14 is drawn from the front of the upper scale body 11, and the front of the upper scale body 11 is also provided with a chute 15 for the fastening screw I14 to slide. When sliding on the upper scale body 11, the fastening screw I14 slides in the chute 15 following the wandering claw 13, and when the fastening screw I14 is tightened, the wandering claw 13 will be fixed on the upper scale body 11 and cannot Sliding; the lower body 12 is a right-angle structure, the lower end of the lower body 12 is provided with a measuring claw 5, the lower right end of the lower body 12 is rotatably connected with a roller 16, and the left side of the upper roller 16 of the lower body 12 is provided with a fastening screw II17 , to fix the lower scale body 12 to facilitate reading and other operations, the lower scale body 12 is also embedded with a digital display angle ruler 18, which is convenient for measuring the angle of the hypotenuse; the said chi body 1 is also provided with a bubble level 19 to judge the level of the caliper. Convenient for surveying and mapping under special circumstances; when in use, slide the floating measuring claw 13 to the leftmost end of the upper ruler body 11, tighten the fastening screw I14 to fix the floating measuring claw 13, and at this time, 5 pairs of upper and lower measuring claws can be used as usual When the length of the object to be measured exceeds the range of the caliper, slide the vernier ruler 3 to the rightmost end of the ruler body 1. At this time, the left end line of the scale line 4 on the upper scale body 11 and the right end line of the scale line 4 on the ruler body 1 Align, loosen the fastening screw I14, slide the swimming claw 13 until the object can be clamped for measurement, and the value of the right end line of the scale line 4 on the ruler body 1 corresponds to the position of the upper ruler body 11 upstream swimming claw 13 The addition is the required measurement value, which is convenient and fast, and can accurately measure the required data when the caliper range of the surveying and mapping personnel is not enough; the lower right end of the lower body 12 is rotated and connected with a roller 16, and the caliper will hold the item to be measured. If you continue to push vigorously after you live, it will drive the roller 16 to rotate and unload the force, avoiding inaccurate surveying and mapping and wearing the measuring claw 5 due to extrusion; the fixed ruler 2 is provided with a scale line 4 to act as a flat ruler, and the fixed ruler is provided with a tape measure 7 inside And the radius gauge 9, the lower ruler body 12 is provided with a digital display angle ruler 18, and the ruler body 1 is provided with a bubble level 19, rationally utilizing the vacant space on the caliper, adding relevant surveying and mapping tools, and improving the comprehensiveness and accuracy of the caliper. practicality.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation, and within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of this patent. Variations.

Claims (5)

1. a kind of mechanical measurement slide calliper rule, including blade (1), fixed ruler (2) and vernier scale (3), the positive level of the blade (1) are set There is graduation mark (4), it is characterised in that the fixed ruler (2) is fixedly connected with blade (1) left end, and fixed ruler (2) upper and lower side is all provided with There is measuring jaw (5), fixed ruler (2) front is vertical to be provided with graduation mark (4), and tape measure chamber and footpath chi chamber, the volume are provided with fixed ruler (2) Chi intracavitary is provided with the tape measure (7) being connected on disc spring, and fixed ruler (2) left side wall is provided with chi mouth at tape measure chamber, and tape measure (7) passes through Chi mouth is drawn tape measure chamber and is connected with chi head (8), and the footpath chi chamber is provided with opening in fixed ruler (2) left side wall, and footpath chi intracavitary rotates It is connected with radius gauge (9)；Vernier scale (3) slip cap is on blade (1), vernier scale (3) and the depth in blade (1) Chi (10) connection is spent, vernier scale (3) is divided into chi body (11) and lower chi body (12), upper chi body (11) and the fixed company of lower chi body (12) Connect；Horizontal on the upper chi body (11) to be provided with graduation mark (4), upper chi body (11) upper end slidably connects travelling measuring jaw (13), trip Momentum pawl (13) lower end is stretched into chi body (11) and is connected with fastening screw I (14), and fastening screw I (14) is from upper chi body (11) Front is drawn, and upper chi body (11) front is additionally provided with the chute (15) slided for fastening screw I (14)；The lower chi body (12) is straight Corner structure, lower chi body (12) lower end are provided with measuring jaw (5), and lower chi body (12) bottom righthand side is rotatably connected to roller (16), lower chi body (12) fastening screw II (17) is provided with the left of upper roller (16), Digit Display Angle Ruler (18) is also embedded with lower chi body (12)；The chi Air-bubble level (19) is additionally provided with body (1).

2. mechanical measurement slide calliper rule according to claim 1, it is characterised in that when the vernier scale (3) is located at high order end, on The left end line of chi body (11) high scale line (4) aligns with the left end line of blade (1) high scale line (4).

3. mechanical measurement slide calliper rule according to claim 1, it is characterised in that when the vernier scale (3) is located at low order end, on The left end line of chi body (11) high scale line (4) aligns with the right-hand member line of blade (1) high scale line (4).

4. mechanical measurement slide calliper rule according to claim 1, it is characterised in that the length and width difference of the chi head (8) More than the length and width of chi mouth.

5. mechanical measurement slide calliper rule according to claim 1, it is characterised in that the radius gauge (9) if on be rotatably connected to Dry internal diameter piece and external diameter piece.