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CN-224231076-U - Calibrating device of food and medicine weighing scale

CN224231076UCN 224231076 UCN224231076 UCN 224231076UCN-224231076-U

Abstract

The utility model discloses a calibrating device of a food and drug metering scale, and relates to the technical field of metering calibration. The device comprises a calibration unit, wherein the calibration unit comprises a support frame, a calibration piece and an air pump, the calibration piece is arranged in the support frame, two groups of sliding rods are vertically arranged in the calibration piece, the sliding rods are pushed to be abutted against a balance body to calibrate the balance body, the air pump is arranged on one side of the support frame and communicated with the calibration piece, and the air pump is used for controlling air pressure in the calibration piece. The device is through the use of slide bar and air pump's combination, can calibrate the balance body fast, is provided with the weighing scale that has calibrated the completion on the balance body, through weighing scale and balance body contrast, and then calibrate the balance body, convenient and fast, and through the power that increases or reduce the air pump, replaced traditional weight and changed, when having guaranteed the accuracy, reduced the calibration required time, satisfied the user demand.

Inventors

  • LU QINGFENG
  • WEN HENG
  • JIANG BINGJIAO
  • ZHOU QI

Assignees

  • 北海市公共检验检测中心(北海市食品药品检验所)

Dates

Publication Date
20260512
Application Date
20250422

Claims (8)

  1. 1. A calibration device for a food and drug weighing scale, comprising a calibration unit (1), characterized in that the calibration unit (1) comprises; a support (11); The calibrating piece (12) is arranged in the support frame (11), and two groups of sliding rods are vertically arranged in the calibrating piece (12) and are abutted with the balance body by pushing the sliding rods so as to calibrate the balance body; the air pump (13) is arranged on one side of the supporting frame (11), the air pump (13) is communicated with the calibration piece (12), and the air pump (13) is used for controlling the air pressure inside the calibration piece (12).
  2. 2. A calibration device for a food and drug weighing scale according to claim 1, wherein said calibration member (12) comprises; the weighing scale (121) is fixedly assembled on the support frame (11), and the scale body is arranged below the weighing scale (121); And a gas tank (122) provided between the weighing scale (121) and the scale body.
  3. 3. A calibration device for a food and drug product scale according to claim 2, The slide bar comprises; an upper slide bar (123) which is slidably provided at the upper end of the air tank (122); And a lower slide bar (124) which is arranged at the lower end of the gas tank (122) in a sliding way, and the outer surface of the slide bar is propped against the inner wall of the gas tank (122).
  4. 4. The calibration device of a food and drug weighing scale of claim 2, wherein said calibration member (12) further comprises; A slide block (125) fixedly assembled at one end of the slide bar and slidingly connected inside the gas tank (122); The contact block (126) is fixedly assembled at the other end of the sliding rod, and the end part of the contact block (126) is respectively propped against the weighing scale (121) and the scale body.
  5. 5. A calibration device for a food and drug weighing scale according to claim 2, wherein the support frame (11) is fixedly provided with a support block (14) inside, and the support block (14) is fixedly provided with a gas tank (122).
  6. 6. The calibrating device of the food and drug weighing scale according to claim 2, wherein an air duct (15) is arranged below the air pump (13), one end of the air duct (15) is communicated with the air pump (13), and the other end of the air duct (15) is communicated with the air tank (122).
  7. 7. The calibrating device of a food and drug weighing scale according to claim 1, wherein one end of the supporting frame (11) is provided with a clamping and positioning piece (2), and the clamping and positioning piece (2) comprises; A positioning block (21); The clamping block (22) is arranged on one side of the positioning block (21), and the clamping block (22) is used for clamping the balance body.
  8. 8. The calibration device for a food and drug weighing scale according to claim 7, wherein said holding fixture (2) further comprises; the two-way screw rod (23) penetrates through the clamping block (22), the clamping block (22) is in threaded fit with the two-way screw rod (23), and the two-way screw rod (23) is rotationally connected with the positioning block (21); And the guide rod (24) penetrates through the clamping block (22), and the clamping block (22) is connected to the outer surface of the guide rod (24) in a sliding manner.

Description

Calibrating device of food and medicine weighing scale Technical Field The utility model relates to the technical field of metering calibration, in particular to a calibrating device of a food and drug metering balance. Background The calibration device of the food and drug weighing scale is a key device for ensuring the accuracy and reliability of weighing, and the existing weighing scale detection is usually calibrated by weights, so that the accuracy of the weighing scale is ensured. In order to ensure the accuracy of detection, weights with different weights are usually adopted to calibrate the weight for multiple times, the used weights are required to be taken down and new weights are installed during calibration, repeated steps are more, the time consumption for calibration is long, the calibration efficiency is reduced, and limitations exist. The reason for this problem is that the existing calibration mode is a front-cut elbow when dealing with the large-scale and multi-parameter detection requirement, and the full-range calibration needs to be performed on hundreds of weighing sensors, and the conventional method can cause production line shutdown for several days, severely restrict production efficiency, and has limitations, so we propose a calibration device for a food and drug weighing scale to solve the above problems. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides a calibrating device for a food and medicine weighing scale, which solves the problems that the used weight is required to be taken down and a new weight is required to be installed during calibration, the repeated steps are more, the time consumption for calibration is longer, the calibrating efficiency is reduced and the limitation exists. The calibrating device of the food and medicine weighing scale comprises a calibrating unit, wherein the calibrating unit comprises a supporting frame, a calibrating piece and an air pump; The calibrating piece is arranged in the supporting frame, two groups of sliding rods are vertically arranged in the calibrating piece and are abutted against the balance body by pushing the sliding rods so as to calibrate the balance body, the air pump is arranged on one side of the supporting frame and is communicated with the calibrating piece, and the air pump is used for controlling air pressure in the calibrating piece. Preferably, the calibration piece comprises a weighing scale and a gas tank; The weighing scale is fixedly assembled on the support frame, the scale body is arranged below the weighing scale, and the air tank is arranged between the weighing scale and the scale body. Preferably, the sliding rod comprises an upper sliding rod and a lower sliding rod; The upper slide bar is arranged at the upper end of the air tank in a sliding way, the lower slide bar is arranged at the lower end of the air tank in a sliding way, and the outer surface of the slide bar is propped against the inner wall of the air tank. Preferably, the calibration piece further comprises a sliding block and a contact block; The sliding block is fixedly assembled at one end of the sliding rod and is connected with the inside of the air tank in a sliding way, the contact block is fixedly assembled at the other end of the sliding rod, and the end part of the contact block is respectively propped against the weighing scale and the scale body. Preferably, a supporting block is fixedly arranged in the supporting frame, and the supporting block is fixedly assembled with the gas tank. Preferably, an air duct is arranged below the air pump, one end of the air duct is communicated with the air pump, and the other end of the air duct is communicated with the air tank. Preferably, one end of the supporting frame is provided with a clamping and positioning piece, and the clamping and positioning piece comprises a positioning block and a clamping block; the clamping block is arranged on one side of the positioning block and used for clamping the balance body. Preferably, the clamping and positioning piece further comprises a bidirectional screw rod and a guide rod; The guide rod penetrates through the clamping block, and the clamping block is slidably connected to the outer surface of the guide rod. The utility model discloses a calibrating device of a food and medicine weighing scale, which has the beneficial effects that the device can calibrate a scale body quickly through the combined use of a slide bar and an air pump, the calibrated weighing scale is arranged on the scale body, the scale body is calibrated through the comparison of the weighing scale and the scale body, the traditional weight replacement is replaced by increasing or reducing the force of the air pump, the accuracy is ensured, the time required for calibration is reduced, and the user requirement is met. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the p