CN214096340U

CN214096340U - Quality detection device of metering device

Info

Publication number: CN214096340U
Application number: CN202120313869.7U
Authority: CN
Inventors: 周梓轶; 齐宇轩; 李陶; 张宁
Original assignee: Ningxia Zhengcheng Testing Co ltd
Current assignee: Ningxia Zhengcheng Testing Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-08-31
Anticipated expiration: 2031-02-04

Abstract

The utility model belongs to the technical field of the quality testing instrument, especially, be a quality testing device of measuring instrument equipment, to current weighing apparatus utensil at quality detection time measuring, detect the operation inconvenient, and can not fix the weighing apparatus utensil, the weighing apparatus utensil easily takes place the slope, leads to the testing result to have the problem of error, now proposes following scheme, and it includes the base, the top fixed mounting of base has the portal frame, fixed mounting has the cylinder on the top inner wall of portal frame, fixed mounting has the clamp plate on the output shaft of cylinder, be provided with pressure sensor on the clamp plate. The utility model has the advantages of reasonable design, easy operation through two splint, can fix the weighing apparatus utensil, avoids the weighing apparatus utensil to take place the slope, leads to the testing result to have the error, through the regulation of the weighing apparatus utensil all around, the unbalance loading performance of measurable quantity weighing apparatus utensil, through the size of adjusting cylinder pressure, can realize the linear increase and decrease of examination load.

Description

Quality detection device of metering device

Technical Field

The utility model relates to a quality detection instrument technical field especially relates to a quality detection device of measuring instrument equipment.

Background

The measuring instrument refers to a device, an instrument and a measuring tool which can be used for directly or indirectly measuring the measured value of a measured object and a standard substance for unifying the measured value. The measuring instrument is widely applied to the production, scientific research field, people's life and other aspects, and is in a very important position in the whole measuring legislation. Because of the uniformity of national quantity values, the method is firstly reflected in the accurate consistency of the metering appliances, and the metering appliances are not only main objects for supervision and management, but also technical bases for metering departments to provide metering guarantee. In recent years, the scale is widely applied to the fields of production and scientific research, people's life and the like.

However, when the existing scale is used for quality detection, the detection operation is inconvenient, the scale cannot be fixed, and the scale is easy to incline, so that the detection result has errors.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current weighing apparatus utensil and examining time measuring at the quality, detection operation is inconvenient, and can not fix the weighing apparatus utensil, and the weighing apparatus utensil easily takes place the slope, leads to the testing result to have the shortcoming of error, and the quality testing device of a measuring instrument equipment that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a quality detection device of metering equipment comprises a base, wherein a portal frame is fixedly mounted at the top of the base, an air cylinder is fixedly mounted on the inner wall of the top of the portal frame, a pressing plate is fixedly mounted on an output shaft of the air cylinder, a pressure sensor is arranged on the pressing plate, a motor is fixedly mounted at one side of the portal frame, two first lead screws are rotatably mounted on the inner walls of two sides of the portal frame, an output shaft of the motor is fixedly mounted at one end of the corresponding first lead screw, chain wheels are fixedly mounted at the other ends of the two first lead screws, a same chain is rotatably mounted on the two chain wheels, a same movable plate is sleeved on the outer threads of the two first lead screws, a fixed box is fixedly mounted at the top of the movable plate, a second lead screw is rotatably mounted at one side of the fixed box, and a thread barrel is sleeved on the outer threads of the second lead screw, one side fixed mounting of a screw thread section of thick bamboo has first rack, rotate on the top inner wall of fixed case and on the bottom inner wall and install same gear, the activity is provided with the second rack in the fixed case, first rack and second rack all mesh with the gear mutually, the equal fixed mounting in top of second rack and a screw thread section of thick bamboo has splint.

Preferably, two rectangular holes have been seted up at the top of fixed case, and two splint slide respectively to cup joint in the rectangular hole that corresponds, conveniently lead to splint, avoid taking place the fixed of skew influence to the weighing apparatus utensil.

Preferably, a hand wheel is fixedly mounted at one end of the second screw rod, and a handle is fixedly mounted on one side of the hand wheel, so that the second screw rod can be conveniently rotated.

Preferably, fixed mounting has two supports on the bottom inner wall of fixed case, and one side fixed mounting that two supports are close to each other has same guide bar, and the outside slip of guide bar has cup jointed the slide bar, and slide bar fixed mounting is in the bottom of second rack, conveniently leads to the second rack, avoids taking place the meshing of skew influence and gear.

Preferably, the other side fixed mounting of portal frame has the display screen, and the display screen is electric connection with pressure sensor, conveniently observes the pressure of cylinder.

Preferably, a sliding groove is formed in the inner wall of the bottom of the fixed box, a limiting rod is sleeved in the sliding groove in a sliding mode, the limiting rod is fixedly installed at the bottom of the threaded cylinder, the inner walls of the two sides of the portal frame are fixedly provided with a same cross rod, and the movable plate is sleeved on the outer side of the cross rod in a sliding mode, so that the threaded cylinder and the movable plate can be limited to move only left and right.

In the utility model, the weighing apparatus is placed at the top of the fixed box, the hand wheel is rotated, the hand wheel drives the second lead screw to rotate, the second lead screw drives the right movement of the threaded cylinder and the first rack, the first rack drives the gear to rotate, the gear drives the left movement of the second rack, the second rack and the threaded cylinder drive the two clamping plates to be close to each other so as to fix the weighing apparatus firmly, the weighing apparatus is prevented from being inclined when the quality is detected, and the detection result has errors;

in the utility model, the quality detection device of the measuring instrument equipment drives the pressing plate to press down through the air cylinder, thereby displaying real-time pressure and load on the display screen, and comparing with the weighing result of the weighing apparatus, thereby detecting the quality of the weighing apparatus, for more perfect quality detection, the motor can be started, the output shaft of the motor drives the rotation of the first lead screw and the chain wheel, the chain wheel drives the rotation of the chain and the other chain wheel, the other chain wheel drives the synchronous rotation of the other first lead screw, the two first lead screws drive the left and right movement of the movable plate and the weighing apparatus, and simultaneously, the weighing apparatus can be fixed on different positions at the front and back of the top of the fixed box through the two clamping plates, and through the adjustment of the weighing apparatus at the front and back and left and right, thereby the different positions of the weighing apparatus can be pressurized, thereby the unbalance loading performance of the weighing apparatus can be measured, the quantitative detection and linear increase and decrease of the load can be realized by adjusting the pressure of the cylinder, so that the initial inherent error of the scale can be detected, various detections are facilitated, and the quality detection result is more accurate;

the utility model has the advantages of reasonable design, easy operation through two splint, can fix the weighing apparatus utensil, avoids the weighing apparatus utensil to take place the slope, leads to the testing result to have the error, through the regulation of the weighing apparatus utensil all around, the unbalance loading performance of measurable quantity weighing apparatus utensil, through the size of adjusting cylinder pressure, can realize the linear increase and decrease of examination load.

Drawings

Fig. 1 is a schematic structural diagram of a quality detection device of a measuring instrument device according to the present invention;

fig. 2 is a right side view of a quality inspection apparatus of a metrology instrument device in accordance with the present invention;

fig. 3 is a schematic structural diagram of a part a of the quality detection device of the measuring instrument apparatus according to the present invention.

In the figure: 1. a base; 2. a gantry; 3. a guide bar; 4. a cylinder; 5. pressing a plate; 6. a pressure sensor; 7. an electric motor; 8. a first lead screw; 9. a sprocket; 10. a chain; 11. a display screen; 12. moving the plate; 13. a cross bar; 14. a splint; 15. a hand wheel; 16. a fixed box; 17. a second lead screw; 18. a threaded barrel; 19. a first rack; 20. a gear; 21. a limiting rod; 22. a second rack; 23. a strip hole; 24. a slide bar.

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.

Referring to fig. 1-3, a quality detection device of a measuring instrument device comprises a base 1, a portal frame 2 is fixedly installed on the top of the base 1, an air cylinder 4 is fixedly installed on the inner wall of the top of the portal frame 2, a pressing plate 5 is fixedly installed on the output shaft of the air cylinder 4, a pressure sensor 6 is arranged on the pressing plate 5, a motor 7 is fixedly installed on one side of the portal frame 2, two first screw rods 8 are rotatably installed on the inner walls of the two sides of the portal frame 2, the output shaft of the motor 7 is fixedly installed at one end of the corresponding first screw rod 8, chain wheels 9 are fixedly installed at the other ends of the two first screw rods 8, the same chain 10 is rotatably installed on the two chain wheels 9, the same screw 12 is sleeved on the outer side of the two first screw rods 8, a fixed box 16 is fixedly installed on the top of a movable plate 12, a second screw rod 17 is rotatably installed on one side of the fixed box 16, the outside screw thread of second lead screw 17 has cup jointed a screw thread section of thick bamboo 18, and one side fixed mounting of screw thread section of thick bamboo 18 has first rack 19, rotates on the top inner wall of fixed case 16 and on the bottom inner wall and installs same gear 20, and the activity is provided with second rack 22 in the fixed case 16, and first rack 19 and second rack 22 all mesh with gear 20 mutually, and the equal fixed mounting in top of second rack 22 and screw thread section of thick bamboo 18 has splint 14.

The utility model discloses in, two rectangular holes 23 have been seted up at fixed 16's top, and two splint 14 slide respectively and cup joint in the rectangular hole 23 that corresponds, conveniently lead splint 14, avoid taking place the skew influence to the fixed of weighing apparatus utensil.

The utility model discloses in, the one end fixed mounting of second lead screw 17 has hand wheel 15, and one side fixed mounting of hand wheel 15 has the handle, conveniently rotates second lead screw 17.

The utility model discloses in, fixed mounting has two supports on the bottom inner wall of fixed case 16, and one side fixed mounting that two supports are close to each other has same guide bar 3, and the outside of guide bar 3 is slided and has been cup jointed slide bar 24, and slide bar 24 fixed mounting is in the bottom of second rack 22, and the convenience leads second rack 22, avoids taking place skew influence and gear 20's meshing.

The utility model discloses in, portal frame 2's opposite side fixed mounting has display screen 11, and display screen 11 and pressure sensor 6 are electric connection, conveniently observe the pressure of cylinder 4.

The utility model discloses in, seted up the spout on the bottom inner wall of fixed case 16, slided in the spout and cup jointed gag lever post 21, gag lever post 21 fixed mounting is in the bottom of a screw thread section of thick bamboo 18, and fixed mounting has same horizontal pole 13 on the both sides inner wall of portal frame 2, and movable plate 12 slides and cup joints in the outside of horizontal pole 13, and the convenience is spacing to a screw thread section of thick bamboo 18 and movable plate 12, makes it can only control the removal.

In the utility model, when in use, the weighing apparatus is placed on the top of the fixed box 16, the hand wheel 15 is rotated, the hand wheel 15 drives the second screw rod 17 to rotate, the second screw rod 17 drives the screw cylinder 18 and the first rack 19 to move rightwards, the first rack 19 drives the gear 20 to rotate, the gear 20 drives the second rack 22 to move leftwards, the second rack 22 and the screw cylinder 18 drive the two clamping plates 14 to approach each other so as to fix the weighing apparatus firmly, the weighing apparatus is prevented from tilting during quality detection, so that the detection result has errors, then the pressing plate 5 is driven to press down through the air cylinder 4, so that the real-time pressure and the load are displayed on the display screen 11 and compared with the weighing result of the weighing apparatus, thereby the quality detection of the weighing apparatus can be carried out, for the quality detection to be more perfect, the motor 7 can be started, the output shaft of the motor 7 drives the first screw rod 8 and the chain wheel 9 to rotate, sprocket 9 has driven the rotation of chain 10 and another sprocket 9, another sprocket 9 has driven the synchronous rotation of another first lead screw 8, two first lead screws 8 have driven the removal of movable plate 12 and weighing apparatus utensil and have removed, also can pass through two splint 14 simultaneously, can fix the weighing apparatus utensil on the different positions around the top of fixed box 16, through the regulation of weighing apparatus utensil all around, thereby can pressurize the different positions of weighing apparatus utensil, thereby the unbalance loading performance of measurable quantity weighing apparatus utensil, through the pressure size of adjusting cylinder 4, can realize the ration examination and the linear increase and decrease of load, thereby the initial inherent error of detectable weighing apparatus utensil, thereby make things convenient for multiple detection, make the quality testing result more accurate.

Claims

1. A quality detection device of a metering instrument comprises a base (1) and is characterized in that a portal frame (2) is fixedly mounted at the top of the base (1), an air cylinder (4) is fixedly mounted on the inner wall of the top of the portal frame (2), a pressing plate (5) is fixedly mounted on an output shaft of the air cylinder (4), a pressure sensor (6) is arranged on the pressing plate (5), an electric motor (7) is fixedly mounted on one side of the portal frame (2), two first lead screws (8) are rotatably mounted on the inner walls of two sides of the portal frame (2), the output shaft of the electric motor (7) is fixedly mounted at one end of the corresponding first lead screw (8), a chain wheel (9) is fixedly mounted at the other end of each of the two first lead screws (8), the same chain (10) is rotatably mounted on the two chain wheels (9), and the outer thread of the two first lead screws (8) is sleeved with the same moving plate (12), the top fixed mounting of movable plate (12) has fixed case (16), one side of fixed case (16) is rotated and is installed second lead screw (17), the outside screw thread of second lead screw (17) has cup jointed a screw thread section of thick bamboo (18), one side fixed mounting of a screw thread section of thick bamboo (18) has first rack (19), rotate on the top inner wall of fixed case (16) and on the bottom inner wall and install same gear (20), fixed case (16) internalization is provided with second rack (22), first rack (19) and second rack (22) all mesh with gear (20) mutually, the equal fixed mounting in top of second rack (22) and screw thread section of thick bamboo (18) has splint (14).

2. The quality detection device of the metering device equipment as claimed in claim 1, wherein the top of the fixed box (16) is provided with two strip holes (23), and the two clamping plates (14) are respectively sleeved in the corresponding strip holes (23) in a sliding manner.

3. The quality detection device of the metering device equipment as claimed in claim 1, wherein a hand wheel (15) is fixedly mounted at one end of the second screw rod (17), and a handle is fixedly mounted at one side of the hand wheel (15).

4. The quality detection device of the measuring instrument and equipment according to claim 1, wherein two brackets are fixedly installed on the inner wall of the bottom of the fixed box (16), one guide rod (3) is fixedly installed on one side, close to each other, of the two brackets, a sliding rod (24) is slidably sleeved on the outer side of the guide rod (3), and the sliding rod (24) is fixedly installed at the bottom of the second rack (22).

5. The quality detection device of the metering device equipment as claimed in claim 1, wherein a display screen (11) is fixedly installed on the other side of the portal frame (2), and the display screen (11) is electrically connected with the pressure sensor (6).

6. The quality detection device of the metering device equipment as claimed in claim 1, wherein a sliding groove is formed in the inner wall of the bottom of the fixed box (16), a limiting rod (21) is sleeved in the sliding groove in a sliding mode, the limiting rod (21) is fixedly installed at the bottom of the threaded cylinder (18), the inner walls of two sides of the portal frame (2) are fixedly installed with the same cross rod (13), and the moving plate (12) is sleeved on the outer side of the cross rod (13) in a sliding mode.