CN217465970U

CN217465970U - High-precision metrological verification calibrating device

Info

Publication number: CN217465970U
Application number: CN202221730527.6U
Authority: CN
Inventors: 赵诗言; 王腾飞; 耿学兵
Original assignee: Henan Wistar Electric Co ltd
Current assignee: Henan Wistar Electric Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-09-20
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a metrological verification calibrating device of high accuracy, concretely relates to metrological verification calibrating device field, including a supporting bench, a supporting bench bottom both sides are provided with the footing, a supporting bench top one side is provided with the platform scale under casing, the weighing platform is installed on platform scale under casing top, the adjustment tank has been seted up on the weighing platform, install fixture in the adjustment tank, the sighting rod has been installed to the weighing platform bottom, a supporting bench top opposite side is provided with the measurement case, install height measuring mechanism in the measurement case. The utility model discloses can carry out the centre gripping to measuring object, prevent that the object from producing at measuring in-process and rocking, simultaneously, can highly measuring the object, make things convenient for high record, convenient operation, advantage that the practicality is strong.

Description

High-precision metrological verification calibrating device

Technical Field

The utility model relates to a metrological verification calibrating device technical field, more specifically says, the utility model relates to a metrological verification calibrating device of high accuracy.

Background

Metrological verification plays a very important role in metrological work. The method is an important measure for unifying the values and ensuring the accuracy and consistency of the measuring instruments; is an important form for carrying out quantity value transmission or quantity value tracing; is an important condition for providing measurement guarantee for national economic construction; is a means for implementing national supervision on national measurement. It is one of the most important practical applications of metrology and is also one of the most fundamental tasks of the metrology department.

However, in the process of measuring an object, the object is placed on the platform scale surface with poor stability, and cannot be directly fixed on the platform scale, meanwhile, when the height of the object on the platform scale is measured, the platform surface of the platform scale descends due to the gravity of the object, so that the height measurement is not accurate, and when the height is measured, the reference starting point cannot be compared, the direct visual observation is carried out, and a certain error also exists, so that a high-precision metrological verification and calibration device is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a metrological verification calibrating device of high accuracy through set up fixture on the mesa, can carry out the centre gripping to the object, prevents that the object from landing and production rocking at the measuring in-process, simultaneously, sets up measurement starting point sighting rod in one side linkage for the altitude measurement is more accurate, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metrological verification calibrating device of high accuracy, includes a supporting bench, a supporting bench bottom both sides are provided with the footing, a supporting bench top one side is provided with the platform scale under casing, the weighing platform is installed on platform scale under casing top, the adjustment tank has been seted up on the weighing platform, install fixture in the adjustment tank, the mark post has been installed to the weighing platform bottom, a supporting bench top opposite side is provided with the measurement case, install height measurement mechanism in the measurement case.

In a preferred embodiment, the clamping mechanism comprises a knob, which is arranged outside the weighing platform;

the first screw rod is arranged inside the weighing platform, and one end of the first screw rod is connected with the knob;

the second screw rod is welded at the other end of the first screw rod, and the direction of the thread formed on the second screw rod is opposite to that of the thread formed on the first screw rod;

one side of the first bearing seat supports the other end of the second screw, and the other side of the first bearing seat is installed on the inner wall of the weighing platform;

the two first guide rods are arranged on two sides of the first screw rod, and two ends of the two first guide rods are connected with the inner walls of two sides in the weighing platform;

the first clamping plate is sleeved on the first screw rod, and two ends of the first clamping plate are connected with the first guide rod in a sliding manner;

and the second clamping plate is sleeved on the second screw rod, and two ends of the second clamping plate are connected with the first guide rod in a sliding manner.

In a preferred embodiment, the height measuring mechanism comprises a second bearing block mounted at the bottom end of the measuring box interior;

the bottom end of the third screw is supported by a second bearing seat;

the two second guide rods are arranged on two sides of the third screw rod, and two ends of the two second guide rods are connected with the upper end and the lower end in the measuring box;

the sliding block is sleeved on the third screw rod, and two sides of the sliding block are in sliding connection with the second guide rod;

the measuring rod is welded on one side of the sliding block;

the bottom end of the third bearing seat is connected with the top end of the third screw rod; the top end is arranged on the inner wall of the top end of the measuring box.

In a preferred embodiment, a sliding groove is formed in the middle of one side of the measuring box, graduated scales are formed on two sides of the sliding groove, and the measuring rod slides through the sliding groove.

In a preferred embodiment, a through groove is formed in one side of the bottom box of the platform balance, a mark lifting rod is inserted in the through groove in a sliding mode, and one end of the mark lifting rod is connected to the bottom of the graduated scale in a connecting mode.

In a preferred embodiment, when the top end of the weighing platform is free of articles, the top end of the marking rod is connected to the zero scale of the graduated scale, and the minimum scale of the graduated scale is-5 CM.

The utility model discloses a technological effect and advantage:

1. through the arrangement of the clamping mechanism arranged on the weighing platform, compared with the prior art, the weighing platform has the advantages that the weighing object placed on the measuring platform can be manually adjusted and fixed, the object is prevented from shaking, and the measuring error caused by the shaking of the object during measurement is reduced;

2. through having installed the scale at the weighing platform bottom, and scale and height measurement mechanism's setting, compared with the prior art, when article weigh, the weighing platform descends, make the scale descend equal height simultaneously, it links up in scale one side to play the scale top, make the scale on the scale that plays the scale top and correspond be the starting point, rethread height measurement mechanism measures the article top, thereby make the scale that the scale on the scale that plays the scale correspondence reaches the scale that the measuring stick corresponds, distance between is the height of article promptly, conveniently observe, reduce the error of observing brought, improve measurement accuracy.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic structural diagram of the clamping mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the height measuring mechanism of the present invention.

Fig. 5 is a schematic view of the position structure of the marking rod of the present invention.

The reference signs are: 1. a support table; 2. footing; 3. a platform scale bottom box; 4. a weighing platform; 5. an adjustment groove; 6. a clamping mechanism; 601. a knob; 602. a first screw; 603. a second screw; 604. a first bearing housing; 605. a first guide bar; 606. a first splint; 607. a second splint; 7. a marker post; 8. a measuring box; 9. a chute; 10. a graduated scale; 11. a height measuring mechanism; 1101. a second bearing housing; 1102. a third screw; 1103. a second guide bar; 1104. a slider; 1105. a measuring rod; 1106. a third bearing seat; 12. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The high-precision metrological verification and calibration device comprises a supporting table 1, wherein two sides of the bottom end of the supporting table 1 are provided with bottom feet 2, one side of the top end of the supporting table 1 is provided with a platform scale bottom box 3, the top end of the platform scale bottom box 3 is provided with a weighing platform 4, the weighing platform 4 is provided with an adjusting groove 5, a clamping mechanism 6 is installed in the adjusting groove 5, a marking rod 7 is installed at the bottom end of the weighing platform 4, the other side of the top end of the supporting table 1 is provided with a measuring box 8, and a height measuring mechanism 11 is installed in the measuring box 8.

As shown in fig. 3, the clamping mechanism 6 includes a knob 601, and the knob 601 is disposed outside the weighing platform 4;

the first screw 602, the first screw 602 is arranged inside the weighing platform 4, and one end of the first screw is connected with the knob 601;

the second screw 603 is welded at the other end of the first screw 602, and the thread formed on the second screw 603 is opposite to the thread formed on the first screw 602 in direction;

one side of the first bearing seat 604 supports the other end of the second screw 603, and the other side of the first bearing seat 604 is mounted on the inner wall of the weighing platform 4;

two first guide rods 605, wherein each first guide rod 605 is arranged at two sides of the first screw 602, and two ends of each first guide rod are connected with the inner walls at two sides inside the weighing platform 4;

the first clamping plate 606 is sleeved on the first screw 602, and two ends of the first clamping plate 606 are slidably connected with the first guide rod 605;

and the second clamping plate 607 is sleeved on the second screw 603, and two ends of the second clamping plate 607 are slidably connected with the first guide rod 605.

As shown in fig. 4, the height measuring mechanism 11 includes a second bearing housing 1101, and the second bearing housing 1101 is installed at the bottom end inside the measuring box 8;

a third screw 1102, the bottom end of the third screw 1102 being supported by a second bearing housing 1101;

two second guide rods 1103, wherein each second guide rod 1103 is arranged at two sides of the third screw 1102, and two ends of each second guide rod 1103 are connected with the upper end and the lower end inside the measuring box 8;

the sliding block 1104 is sleeved on the third screw 1102, and two sides of the sliding block 1104 are slidably connected with the second guide rod 1103;

the measuring rod 1105 is welded on one side of the sliding block 1104;

a third bearing seat 1106, wherein the bottom end of the third bearing seat 1106 is connected with the top end of the third screw 1102; the top end is arranged on the inner wall of the top end of the measuring box 8.

As shown in fig. 1, a sliding groove 9 is formed in the middle of one side of the measuring box 8, graduated scales 10 are formed on two sides of the sliding groove 9, and the measuring rod 1105 slides through the sliding groove 9.

As shown in fig. 1 and 5, a through groove 12 is formed in one side of the platform scale bottom case 3, a marker post 7 is inserted into the through groove 12 in a sliding manner, and one end of the marker post 7 is connected to the bottom of the graduated scale 10.

As shown in the attached figure 1, when no article exists at the top end of the weighing platform 4, the top end of the marking start rod 7 is connected to the zero scale of the graduated scale 10, and the minimum scale of the graduated scale 10 is-5 CM.

The utility model discloses the theory of operation: during operation, an article to be measured is placed on the weighing platform 4, then the article is fixed through the clamping mechanism 6, bearing is carried out after the article is fixed, and meanwhile, the height measuring mechanism 11 is adjusted to measure the height of the article, so that the weight and the height of the article are measured;

specifically, when clamping and fixing an article, the knob 601 is rotated to enable the first screw 602 and the second screw 603 to synchronously rotate, and due to the fact that the threads formed on the first screw 602 and the second screw 603 are opposite, the sleeved first clamping plate 606 and the sleeved second clamping plate 607 move towards the center of the weighing platform 4 under the assistance of the first guide rods 605 on the two sides, and the article placed on the weighing platform 4 is clamped and fixed;

when measuring the height of article, because article weight makes weighing platform 4 descend, the mark post 7 of the 4 bottom of weighing platform slides downwards in leading to groove 12, after stopping, mark post 7 links up in scale 10 one side, the scale of linking department is established to the originated scale, then adjust height measurement mechanism 11, press measuring stick 1105, make measuring stick 1105 under the assistance of both sides second guide arm 1103, slide on third screw 1102, and simultaneously, third screw 1102 rotates under the connection of upper and lower both ends third bearing seat 1106 and second bearing seat 1101, thereby make measuring stick 1105 crimping at the article top, at this moment, the distance of the scale of measuring stick 1105 bottom and scale 10 linking department to the scale of linking between mark post 7 and scale 10, be the height of article promptly.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a metrological verification calibrating device of high accuracy, includes brace table (1), its characterized in that: the utility model discloses a weighing platform, including brace table (1), platform (1), weighing platform, measuring box, weighing platform (1), weighing platform (4), adjusting groove (5), fixture (6) are installed to adjusting groove (5), mark pole (7) have been installed to weighing platform (4) bottom, brace table (1) top opposite side is provided with measuring box (8), install height measuring mechanism (11) in measuring box (8).

2. A high accuracy metrological verification calibration device as claimed in claim 1 wherein: the clamping mechanism (6) comprises a knob (601), and the knob (601) is arranged on the outer side of the weighing platform (4);

the first screw (602), the first screw (602) is arranged inside the weighing platform (4), and one end of the first screw is connected with the knob (601);

the second screw (603) is welded at the other end of the first screw (602), and the direction of the thread formed on the second screw (603) is opposite to that of the thread formed on the first screw (602);

one side of the first bearing seat (604) supports the other end of the second screw (603), and the other side of the first bearing seat (604) is installed on the inner wall of the weighing platform (4);

the two first guide rods (605), each first guide rod (605) is arranged at two sides of the first screw (602), and two ends of each first guide rod are connected with the inner walls of two sides in the weighing platform (4);

the first clamping plate (606) is sleeved on the first screw rod (602), and two ends of the first clamping plate (606) are connected with the first guide rod (605) in a sliding mode;

and the second clamping plate (607) is sleeved on the second screw (603), and two ends of the second clamping plate (607) are connected with the first guide rod (605) in a sliding manner.

3. A high accuracy metrological verification calibration device as claimed in claim 1 wherein: the height measuring mechanism (11) comprises a second bearing seat (1101), and the second bearing seat (1101) is installed at the bottom end inside the measuring box (8);

a third screw (1102), the bottom end of the third screw (1102) being supported by a second bearing block (1101);

the two second guide rods (1103) are arranged on two sides of the third screw (1102), and two ends of each second guide rod (1103) are connected with the upper end and the lower end of the inside of the measuring box (8);

the sliding block (1104) is sleeved on the third screw rod (1102), and two sides of the sliding block (1104) are connected with the second guide rod (1103) in a sliding mode;

the measuring rod (1105) is welded on one side of the sliding block (1104);

a third bearing seat (1106), wherein the bottom end of the third bearing seat (1106) is connected with the top end of the third screw rod (1102); the top end is arranged on the inner wall of the top end of the measuring box (8).

4. A high accuracy metrological verification calibration device as claimed in claim 1 wherein: the measuring box is characterized in that a sliding groove (9) is formed in the middle of one side of the measuring box (8), graduated scales (10) are formed in two sides of the sliding groove (9), and the measuring rod (1105) slides through the sliding groove (9).

5. A high accuracy metrological verification calibration apparatus as claimed in claim 1 wherein: a through groove (12) is formed in one side of the platform scale bottom box (3), a mark lifting rod (7) is inserted in the through groove (12) in a sliding mode, and one end of the mark lifting rod (7) is connected to the bottom of the graduated scale (10) in a linking mode.

6. A high accuracy metrological verification calibration device as claimed in claim 1 wherein: when no article is arranged at the top end of the weighing platform (4), the top end of the mark lifting rod (7) is connected to the zero scale position of the graduated scale (10), and the minimum scale of the graduated scale (10) is-5 CM.