CN209672985U - A measuring ruler for jewelry identification - Google Patents

Abstract

The utility model discloses a kind of measurement ruler for jewelry identification, including main scale plate, fixed plate, slide calliper rule plate and pedestal, one end fixation of the main scale plate is connect with fixed plate one end, the upper and lower surface of the main scale plate is provided with four first sliding grooves, the upper surface of the main scale plate is provided with graduation mark between two first sliding grooves, the bottom of the main scale plate is provided with supporting leg, the main scale plate is fixedly connected by supporting leg with pedestal, one end upper and lower side of the slide calliper rule plate is fixedly installed first connecting rod, the pulley to match with first sliding groove is fixedly installed on the first connecting rod, the slide calliper rule plate is flexibly connected by the pulley on first connecting rod with the first sliding groove on main scale plate, the upper surface of the fixed plate is provided with second sliding slot, the first limit plate is provided in the fixed plate, one end top of first limit plate It is provided with the second connecting rod.The utility model is easy to operate, and measurement accuracy is high and comprehensive to the protectiveness of jewelry, is suitble to be widely used.

Description

A measuring ruler for jewelry identification

technical field

The utility model relates to the field of jewelry appraisal institutions, in particular to a measuring ruler for jewelry appraisal.

Background technique

Jewelry can be divided into a broad sense and a narrow sense. Jewelry in the narrow sense refers to jade products. Jewelry in the broad sense includes gold, silver, and natural materials made of minerals, rocks, and organisms. Jewelry, handicrafts, or other collections with certain value are collectively referred to as jewelry. , where jewelry needs to use a measuring ruler when identifying its size or length.

However, traditional measuring rulers cannot accurately measure the length of round or spherical jewelry due to the instability of the position of the round or spherical jewelry when carrying out identification measurements of some round or spherical jewelry. Inconvenient and easy to cause irreparable damage due to misalignment and drop of jewelry due to mistakes in measurement.

Utility model content

The purpose of the utility model is to provide a measuring ruler for jewelry identification to solve the problem that the traditional measuring ruler is inaccurate in measuring round or spherical jewelry and easily causes damage to the jewelry due to dislocation and falling.

In order to achieve the above object, the utility model provides the following technical solutions: a measuring ruler for jewelry identification, including a main scale plate, a fixed plate, a caliper plate and a base, one end of the main scale plate is fixedly connected with one end of the fixed plate, and the The upper and lower surfaces of the main ruler plate are provided with four first slide grooves, the upper surface of the main ruler plate is provided with a scale line between the two first slide grooves, and the bottom of the main ruler plate is provided with supporting legs. The main scale plate is fixedly connected to the base through the supporting legs, and the upper and lower ends of one end of the caliper plate are fixedly provided with a first connecting rod, and a pulley matching the first chute is fixedly provided on the first connecting rod, and the caliper The plate is movably connected with the first chute on the main ruler plate through the pulley on the first connecting rod. The upper surface of the fixed plate is provided with a second chute, and the upper surface of the fixed plate is provided with a scale line. A first limiting plate is arranged on the plate, and a second connecting rod is arranged on the upper part of one end of the first limiting plate, and a pulley matching the second chute is fixedly arranged on the second connecting rod. The upper end of a limiting plate is movably connected with the second chute on the fixed plate through the pulley on the second connecting rod, the bottom end of the first limiting plate is provided with a roller to contact the bottom end of the fixed plate, and the fixed plate The plate is provided with a limited fixed sleeve at the end far away from the main scale plate. The bottom of the fixed plate is fixedly connected with the base. One side of the second limiting plate is provided with a second limiting plate, the bottom of the second limiting plate is connected with the third chute through a pulley, and the base is provided with a block and a third sliding groove on the side close to the second limiting plate. Groove connection.

Preferably, the scale lines on the upper surface of the main scale plate and the fixed plate are scale lines with an accuracy of 0.1mm.

Preferably, the caliper plate is perpendicular to the main scale plate, and the first limiting plate is perpendicular to the fixing plate.

Preferably, the second limiting plate is parallel to the main scale plate.

Preferably, the length of the second limiting plate is equal to the length of the first limiting plate beyond the fixing plate.

Preferably: the horizontal distance between the side of the second limiting plate close to the fixing plate and the side of the first limiting plate close to the caliper plate is 0.1 cm.

The utility model provides a measuring ruler for jewelry identification, which has the following beneficial effects:

(1) The utility model is provided with a main ruler plate, a caliper plate, a fixed plate, a limit plate and a base, the main ruler and the caliper are arranged in a plate shape, and the caliper is perpendicular to the main ruler, and the limit plate is perpendicular to the fixed plate , when measuring, the four boards are respectively tangent to the round or spherical jewelry, and at the same time, the main scale board and the fixed board are provided with scale lines with an accuracy of 0.01mm, so as to realize accurate measurement of round or spherical jewelry.

(2) The utility model is provided with the first and second limiting plates, when measuring round or spherical jewels, the first limiting plate or the first limiting plate can be selected according to the size of the round or spherical jewels. 1. The second two limit plates fix and limit the jewelry, which facilitates the measurement of the jewelry, and also prevents the jewelry from falling due to measurement errors and causing unnecessary damage.

Description of drawings

Fig. 1 is the top view of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is a side view of the utility model.

In the figure: 1. Main ruler plate; 2. Fixed plate; 3. Caliper plate; 4. Base; 5. First chute; 6. Second chute; 7. First limit plate; 8. Roller; 9 1. Limiting fixed sleeve; 10. The third chute; 11. The second limiting plate; 12. Block.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

As shown in Figures 1-3, the utility model provides a technical solution: a measuring ruler for jewelry appraisal, comprising a main ruler plate 1, a fixed plate 2, a caliper plate 3 and a base 4, one end of the main ruler plate 1 Fixedly connected with one end of the fixed plate 2, the upper and lower surfaces of the main ruler plate 1 are provided with four first slide grooves 5, and the upper surface of the main ruler plate 1 is provided with a scale line between the two first slide grooves 5, The bottom of the main scale plate 1 is provided with support legs, the main scale plate 1 is fixedly connected with the base 4 through the support legs, and the upper and lower ends of one end of the caliper plate 3 are fixedly provided with a first connecting rod, and the first connecting rod A pulley matching the first chute 5 is fixedly arranged on the bar, and the caliper plate 3 is movably connected with the first chute 5 on the main scale plate 1 through the pulley on the first connecting rod, and the fixed plate 2 The upper surface is provided with a second chute 6, and the upper surface of the fixed plate 2 is provided with a scale line, the fixed plate 2 is provided with a first limiting plate 7, and one end of the first limiting plate 7 is provided with a The second connecting rod, the second connecting rod is fixedly provided with a pulley matched with the second chute 6, and the upper end of the first limiting plate 7 passes through the pulley on the second connecting rod and the pulley on the fixed plate 2. The second chute 6 is movably connected, and the bottom end of the first limiting plate 7 is provided with a roller 8 to contact the bottom end of the fixed plate 2, and the fixed plate 2 is provided with a limit fixing sleeve at the end far away from the main scale plate 1 9. The bottom of the fixed plate 2 is fixedly connected with the base 4, and the base 4 is provided with two third slide grooves 10, and the base 4 is provided with a The second limiting plate 11, the bottom of the second limiting plate 11 is connected with the third chute 10 through a pulley, and the base 4 is provided with a clamping block 12 and a third chute on the side close to the second limiting plate 11. Chutes 10 are connected.

The scale marks on the upper surface of the main scale plate 1 and the fixed plate 2 are scale lines with an accuracy of 0.1mm, which improves the measurement accuracy of the measuring ruler to round or spherical jewels; the caliper plate 3 is perpendicular to the main scale plate 1, so The first limiting plate 7 is perpendicular to the fixed plate 2, and the four plates are tangent to each other at right angles to the jewelry during measurement, which improves the accuracy of the measurement; the second limiting plate 11 is parallel to the main ruler plate 1 , the accuracy of the measurement of the fixed plate 2 is improved, and the second limiting plate 11 and the third limiting plate 12 are used to fix and limit the jewelry when measuring larger jewelry, preventing the jewelry from falling due to accidental operation. Unnecessary damage; the length of the second limiting plate 11 and the third limiting plate 12 and the horizontal distance between the two are consistent with the length of the first limiting plate 7 beyond the fixed plate 2, to the greatest extent Carried out the limit fixed protection during jewelry measurement; The horizontal distance between the side of the second limit plate 11 close to the fixed plate 2 and the side of the first limit plate 7 close to the caliper plate 3 is 0.1cm, preventing When the second limiting plate 11 is moved vertically, it is stuck with the first limiting plate 7, resulting in the situation that the jewelry cannot be limited and fixed.

Working principle: The utility model is equipped with a main scale plate 1, a caliper plate 3, a fixed plate 2, a limit plate and a base 4. When performing round or spherical jewelry identification and measurement, the jewelry is placed on the base 4 and located on the main scale. The position between plate 1, caliper plate 3, fixed plate 2, and the first limiting plate 7 is tangent to the main ruler plate 1 and the fixed plate 2, temporarily fixed by hand, and then the first limiting plate 7 Move on the side of the fixed plate 2 through the second pulley until it is tangent to the circular or spherical jewelry, move the limit fixing sleeve 9 to the state of being closely attached to the first limit plate 7 to fix it, and then Move the caliper plate 3 from the side of the main scale plate 1 through the first pulley to be tangent to the jewelry, and press the caliper plate 3 with your hand to fix it. Since the upper surface of the main scale plate 1 and the fixed plate 2 are provided with a precision of 0.1mm The scale line can accurately and conveniently complete the measurement of round or spherical jewelry. When the round or spherical jewelry is so large that the first limiting plate 7 cannot fix the limit, move the second limiting plate 11 to fix the jewelry. Limit, and then fix the second limit plate with the clamping block 12, so as to accurately measure the jewels, and also protect the jewels in all directions, preventing unnecessary damage caused by slipping of the jewels due to operational errors.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a measuring ruler for jewelry appraisal, is characterized in that: comprise main chi plate (1), fixed plate (2), caliper plate (3) and base (4), one end of described main chi plate (1) is fixed Connected to one end of the fixed plate (2), the upper and lower surfaces of the main scale plate (1) are provided with four first slide grooves (5), and the upper surface of the main scale plate (1) is provided with two first slide grooves ( 5) are provided with scale lines, the bottom of the main scale plate (1) is provided with support legs, the main scale plate (1) is fixedly connected to the base (4) through the support legs, and the caliper plate (3) The upper and lower ends of one end are fixedly provided with a first connecting rod, and a pulley matched with the first chute (5) is fixedly arranged on the first connecting rod, and the caliper plate (3) passes through the pulley on the first connecting rod It is flexibly connected with the first chute (5) on the main scale plate (1), the upper surface of the fixed plate (2) is provided with the second chute (6), and the upper surface of the fixed plate (2) is provided with scale line, the fixed plate (2) is provided with a first limiting plate (7), the upper part of one end of the first limiting plate (7) is provided with a second connecting rod, and the second connecting rod is fixed A pulley matching the second chute (6) is provided, and the upper end of the first limiting plate (7) passes through the pulley on the second connecting rod and the second chute (6) on the fixed plate (2) Flexible connection, the bottom end of the first limiting plate (7) is provided with a roller (8) in contact with the bottom end of the fixed plate (2), and the fixed plate (2) is at the end away from the main scale plate (1) A limit fixing sleeve (9) is provided, the bottom of the fixing plate (2) is fixedly connected with the base (4), the base (4) is provided with two third slide grooves (10), and the base (4) ) is provided with a second limiting plate (11) on the side away from the main scale plate (1) and close to the fixed plate (2), the bottom of the second limiting plate (11) and the third chute (10) Connected by pulleys, the base (4) is provided with a block (12) on a side close to the second limiting plate (11) to connect with the third sliding groove (10). 2. A kind of measuring ruler for jewelry appraisal according to claim 1, characterized in that: the scale lines on the upper surfaces of the main scale plate (1) and the fixing plate (2) are scale lines with an accuracy of 0.1 mm. 3. A kind of measuring ruler for jewelry identification according to claim 1, characterized in that: the caliper plate (3) is perpendicular to the main ruler plate (1), and the first limiting plate (7) is connected to the fixed plate (2) vertical. 4. A measuring ruler for jewelry appraisal according to claim 1, characterized in that: the second limiting plate (11) is parallel to the main ruler plate (1). 5. A kind of measuring ruler for jewelry identification according to claim 1, characterized in that: the length of the second limiting plate (11) is equal to the length of the first limiting plate (7) beyond the fixed plate (2). length. 6. A measuring ruler for jewelry appraisal according to claim 1, characterized in that: the side of the second limiting plate (11) close to the fixing plate (2) is close to the first limiting plate (7) The horizontal distance between one side of the caliper plate (3) is 0.1 cm.