CN216815698U

CN216815698U - On-line measuring device for accuracy of measuring instrument

Info

Publication number: CN216815698U
Application number: CN202220499039.2U
Authority: CN
Inventors: 陈茂玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-06-24
Anticipated expiration: 2032-03-09

Abstract

The utility model provides an on-line detection device for accuracy of a measuring instrument. The online accuracy detection device for the measuring instrument comprises an installation box; the top box is fixedly arranged at the top of the installation box; the first motor is fixedly installed at the top of the top box; the lifting plate is arranged on the inner wall of the top of the installation box; the injection head is fixedly arranged at the bottom of the lifting plate; the supporting frame is fixedly arranged on the inner wall of the bottom of the installation box; the box body is arranged on the outer wall of one side of the supporting frame; and the two fixing plates are fixedly arranged on the outer wall of one side of the box body. The online detection device for the accuracy of the metering appliance provided by the utility model has the advantages of being slow in operation, improving the efficiency and accuracy of observation of the metering appliance and reducing the labor intensity of workers.

Description

On-line measuring device for accuracy of measuring instrument

Technical Field

The utility model relates to the technical field of measuring instruments, in particular to an on-line measuring device for accuracy of a measuring instrument.

Background

The measuring instruments are various in types, and can be used alone or matched with some instruments to measure data, and the measurement can be completed indirectly or directly, wherein the measuring instruments comprise weights for weight measurement, rulers for length measurement and measuring cups and measuring cylinders for capacity measurement.

After the production of the measuring instrument is finished, the standard of the scale mark on the measuring instrument needs to be detected to ensure the accuracy of the scale mark, the measuring process of the measuring cup and the measuring cylinder is complicated at present, the measuring cup is injected with water in a common mode at present, the scale marks are observed by injecting rated water quantity, on one hand, the inside of the measuring cylinder can be cleaned, on the other hand, the scale marks can be detected, and water is easy to spill out in a manner that a worker holds the measuring cylinder to collect water, therefore, the injected water amount changes, the observation result is inaccurate, meanwhile, the staff pour the water out of the measuring cylinder for the next detection after the observation is finished, the whole process mainly depends on a manual mode, wherein the change is great to shake appears easily in handheld mode, is unfavorable for observing, and whole rhythm is slower, influences the efficiency that the measurement utensil detected.

Therefore, it is necessary to provide a new online accuracy detection device for a measuring instrument to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem of providing the metering appliance accuracy on-line detection device which is slow in operation, improves the efficiency and accuracy of observing the metering appliance and reduces the labor intensity of workers.

In order to solve the above technical problems, the present invention provides an online accuracy detection device for a measuring instrument, comprising: installing a box; the top box is fixedly arranged at the top of the installation box; the first motor is fixedly arranged at the top of the top box; the lifting plate is arranged on the inner wall of the top of the installation box; the injection head is fixedly arranged at the bottom of the lifting plate; the supporting frame is fixedly arranged on the inner wall of the bottom of the installation box; the box body is arranged on the outer wall of one side of the supporting frame; the two fixing plates are fixedly arranged on the outer wall of one side of the box body; and the two arc-shaped clamping plates are respectively arranged on the two fixing plates.

Preferably, two mounting grooves have been seted up on the top inner wall of install bin, rotate on the bottom inner wall of top case and install two rotary rods, two the bottom of rotary rod extends to two respectively in the mounting groove, rotate on the top inner wall of top case and install two synchronous pulley one, two the top of rotary rod respectively with two the bottom fixed connection of synchronous pulley one, two the cover is equipped with driving belt one on the synchronous pulley one.

Preferably, two all rotate on the both sides inner wall of mounting groove and install the threaded rod, two equal slidable mounting has two drive blocks, two on the top inner wall of mounting groove the one end of threaded rod runs through two respectively the drive block and respectively with two drive block threaded connection, two the equal fixed cover in bottom of rotary rod is equipped with awl tooth one, two equal fixed cover is equipped with awl tooth two on the threaded rod, two awl tooth two respectively with two awl tooth intermeshing, two the top of drive block all rotates and installs the hinge bar, two the bottom of hinge bar respectively with the both sides of lifter plate are rotated and are connected.

Preferably, the screw rod is rotatably installed on the inner wall of the top of the supporting frame, a transverse plate is fixedly installed on the outer wall of one side of the box body, and one end of the screw rod penetrates through the transverse plate and is in threaded connection with the transverse plate.

Preferably, be provided with the booster pump on one side outer wall of install bin, fixed mounting has the outlet pipe on the delivery port of booster pump, the one end of outlet pipe extends to in the install bin, the outlet pipe is located one of install bin and serves fixed mounting to have the bellows, the bottom of bellows with the injection head is connected, fixed mounting has the drinking-water pipe on the water inlet of booster pump.

Preferably, two all rotate on the fixed plate and install a rotation section of thick bamboo, two equal threaded mounting has the transfer line, two on the inner wall of rotation section of thick bamboo equal slidable mounting has the limiting plate, two on the outer wall of one side of fixed plate one side that the limiting plate is close to each other all rotates and installs the pivot, two arc splint fixed mounting respectively is two serve one of pivot, rotate on the both sides inner wall of box and install two dwangs, two fixed cover is equipped with two synchronous pulley two, two respectively on the dwang rotate a section of thick bamboo and two equal fixed cover is equipped with synchronous pulley three in the pivot.

Preferably, two equal fixed cover is equipped with a location section of thick bamboo, two on the outer wall of dwang equal slidable mounting has a sliding barrel, two on the outer wall of sliding barrel equal fixed cover is equipped with driven awl tooth, two the one end of sliding barrel extends to two respectively in the location section of thick bamboo, two four caulking grooves, two have all been seted up on the outer wall of sliding barrel equal fixed mounting has two regulating box, four on the outer wall of location section of thick bamboo equal slidable mounting has the embedded column, four in the regulating box the one end of embedded column extends to corresponding respectively in the caulking groove, fixed mounting has motor two on one side outer wall of box, rotate on one side inner wall of box and install initiative awl tooth, initiative awl tooth and two driven awl tooth intermeshing.

Preferably, four equal slidable mounting has the bullet board in the regulating box, four the embedded column respectively fixed mounting be two on one side outer wall of bullet board, four equal fixed mounting has the regulation pole on the opposite side outer wall of bullet board, four the one end of adjusting the pole extends to two respectively outside the regulating box.

Compared with the related art, the online accuracy detection device for the metering appliance provided by the utility model has the following beneficial effects:

the utility model provides an on-line detection device for accuracy of measuring instruments, which is used for detecting measuring instruments such as a measuring cylinder and positioning the measuring cylinder through two arc-shaped clamping plates, so that direct contact of workers is reduced, the condition that observation is inaccurate due to hand shaking in manual operation is prevented, meanwhile, water flow can be directly injected into the measuring cylinder through an injection head capable of moving up and down, and accordingly spilling is prevented, and observation data deviation is prevented.

Drawings

FIG. 1 is a schematic structural diagram of an on-line accuracy testing device for a measuring instrument according to a preferred embodiment of the present invention;

FIG. 2 is a schematic top view of the arcuate splint shown in FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic side view of the device shown in fig. 1.

Reference numbers in the figures: 1. installing a box; 2. a top box; 3. a first motor; 4. rotating the rod; 5. a synchronous belt wheel I; 6. a threaded rod; 7. a transmission block; 8. a lifting plate; 9. a hinged lever; 10. an injection head; 11. a support frame; 12. a box body; 13. a fixing plate; 14. a rotating drum; 15. a transmission rod; 16. a limiting plate; 17. a rotating shaft; 18. an arc-shaped splint; 19. rotating the rod; 20. a second synchronous belt wheel; 21. a third synchronous belt wheel; 22. a second motor; 23. driving bevel gears; 24. a positioning cylinder; 25. a sliding cylinder; 26. driven bevel gears; 27. an adjusting box; 28. caulking grooves; 29. and (5) embedding the column.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Referring to fig. 1-4, fig. 1 is a schematic structural diagram of an online accuracy testing device for a measuring instrument according to a preferred embodiment of the present invention; FIG. 2 is a schematic top view of the arcuate splint shown in FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 2; fig. 4 is a schematic side view of the device shown in fig. 1. The online detection device for the accuracy of the measuring instrument comprises: the water storage tank is fixedly arranged on the inner wall of the bottom of the installation box 1, and the top of the water storage tank is provided with an opening; the top box 2 is fixedly arranged at the top of the installation box 1; the motor I3 is fixedly arranged at the top of the top box 2; the lifting plate 8 is arranged on the inner wall of the top of the installation box 1, two support rods are fixedly installed on the inner wall of the top of the installation box 1, and the bottom ends of the two support rods penetrate through the lifting plate 8 and are in sliding connection with the lifting plate 8; the injection head 10 is fixedly arranged at the bottom of the lifting plate 8; the supporting frame 11 is fixedly arranged on the inner wall of the bottom of the installation box 1; the box body 12, the box body 12 is arranged on the outer wall of one side of the supporting frame 11, and the top of the box body 12 is provided with an opening; the two fixing plates 13 are fixedly arranged on the outer wall of one side of the box body 12; the two arc-shaped clamping plates 18 are respectively arranged on the two fixing plates 13, the two arc-shaped clamping plates 18 are mainly used for fixing a metering device, and in the actual use process, the outer wall of one side, close to each other, of the two arc-shaped clamping plates 18 is provided with a non-slip mat.

Two mounting grooves have been seted up on the top inner wall of install bin 1, rotate on the bottom inner wall of top bin 2 and install two rotary rods 4, two the bottom of rotary rod 4 extends to two respectively in the mounting groove, rotate on the top inner wall of top bin 2 and install two synchronous pulley one 5, two the top of rotary rod 4 respectively with two the bottom fixed connection of synchronous pulley one 5, two the cover is equipped with driving belt one on the synchronous pulley one 5, rotates on the top inner wall of top bin 2 and installs two and link up the axle, two link up the axle the bottom respectively with the top fixed connection of two synchronous pulley one 5, the top that corresponding links up the axle extends to top bin 2 and with the output shaft fixed connection of motor one 3.

Threaded rods 6 are rotatably mounted on the inner walls of two sides of the two mounting grooves, two transmission blocks 7 are slidably mounted on the inner walls of the tops of the two mounting grooves, one ends of the two threaded rods 6 penetrate through the two transmission blocks 7 respectively and are in threaded connection with the two transmission blocks 7 respectively, conical teeth I are fixedly sleeved at the bottoms of the two rotary rods 4 respectively, conical teeth II are fixedly sleeved on the two threaded rods 6 respectively, the two conical teeth II are meshed with the two conical teeth I respectively, hinge rods 9 are rotatably mounted at the tops of the two transmission blocks 7 respectively, the bottoms of the two hinge rods 9 are rotatably connected with two sides of the lifting plate 8 respectively, sliding grooves are formed in the inner walls of the tops of the two mounting grooves respectively, sliding blocks are fixedly mounted at the tops of the two transmission blocks 7 and are slidably connected with the inner walls of the two sliding grooves respectively, thereby limiting the position of the two transmission blocks 7.

The inner wall of the top of the supporting frame 11 is rotatably provided with a screw rod, the outer wall of one side of the box body 12 is fixedly provided with a transverse plate, one end of the screw rod penetrates through the transverse plate and is in threaded connection with the transverse plate, and in the actual use process, the transverse plate needs to be limited, as shown in fig. 1, the transverse plate can not rotate along with the screw rod but keeps moving vertically under the side effect of threads in a rod arrangement mode.

Be provided with the booster pump on one side outer wall of install bin 1, fixed mounting has the outlet pipe on the delivery port of booster pump, the one end of outlet pipe extends to in the install bin 1, the outlet pipe is located one of install bin 1 and serves fixed mounting and have the bellows, the bottom of bellows with injection head 10 is connected, fixed mounting has the drinking-water pipe on the water inlet of booster pump, the one end of outlet pipe extends to in the install bin 1 and extend to in the water accumulation box, take out the water in the water accumulation box through the booster pump, inject, finally derive the water accumulation box with water once more in, so can make rivers circulation reciprocating use, avoid making the waste of water.

The two fixed plates 13 are respectively and rotatably provided with a rotating cylinder 14, the inner walls of the two rotating cylinders 14 are respectively and threadedly provided with a transmission rod 15, the outer wall of one side of each of the two fixed plates 13 is respectively and slidably provided with a limiting plate 16, the outer wall of one side, close to each other, of each of the two limiting plates 16 is respectively and rotatably provided with a rotating shaft 17, the two arc-shaped clamping plates 18 are respectively and fixedly arranged at one end of each of the two rotating shafts 17, the inner walls of the two sides of the box body 12 are respectively and rotatably provided with two rotating rods 19, the two rotating rods 19 are respectively and fixedly sleeved with two synchronous belt wheels 20, the two rotating cylinders 14 and the two rotating shafts 17 are respectively and fixedly sleeved with a synchronous belt wheel III 21, and as shown in figure 2, the two limiting plates 16 are required to be limited in the actual use process, so as to ensure that the two limiting plates 16 and the two transmission rods 15 cannot rotate along with the rotating cylinders 14, but rather, the lateral movement is maintained by the side effect of the screw thread, and a second transmission belt is wound on each of the four third synchronous pulleys 21 and the corresponding second synchronous pulleys 20.

All fixed cover is equipped with a location section of thick bamboo 24 on the outer wall of dwang 19, two equal slidable mounting has a sliding barrel 25 on the outer wall of dwang 19, two equal fixed cover is equipped with driven awl tooth 26 on the outer wall of sliding barrel 25, two the one end of sliding barrel 25 extends to two respectively in the location section of thick bamboo 24, two four caulking grooves 28 have all been seted up on the outer wall of sliding barrel 25, two equal fixed mounting has two regulating boxes 27 on the outer wall of location section of thick bamboo 24, four equal slidable mounting has a embedded column 29 in the regulating box 27, four the one end of embedded column 29 extends to corresponding respectively in the caulking groove 28, fixed mounting has motor two 22 on one side outer wall of box 12, rotate on one side inner wall of box 12 and install initiative awl tooth 23, initiative awl tooth 23 and two driven awl tooth 26 intermeshing, initiative awl tooth 23 rotates through the dwang and installs on one side inner wall of box 12, one end of the rotating rod extends out of the box body 12 and is fixedly connected with an output shaft of the second motor 22.

Four equal slidable mounting has the diving board in the regulating box 27, four stud 29 fixed mounting is two respectively on the outer wall of one side of diving board, four equal fixed mounting has the regulation pole on the opposite side outer wall of diving board, four the one end of adjusting the pole extends to two respectively outside the regulating box 27, four are adjusted and all overlap and are equipped with the spring on the pole, the one end of four springs respectively with one side outer wall fixed connection of four diving boards, the other end of four springs respectively with one side inner wall fixed connection of four regulating boxes 27.

The working principle of the online accuracy detection device for the measuring instrument provided by the utility model is as follows:

when the accuracy of the measuring cylinder is required to be detected, firstly, a worker can rotate the screw rod according to the height of the measuring cylinder, and the four rotating shafts drive the box body 12 to move up and down, so that the two arc-shaped clamping plates 18 are adjusted to be at proper height.

Then the worker can transversely pull the two corresponding adjusting rods to make the two corresponding adjusting rods move back to back, so that the two corresponding studs 29 are respectively moved out of the two corresponding caulking grooves 28, at this time, the positioning cylinder 24 loses the limiting effect on the sliding cylinder 25, the worker can transversely slide the sliding cylinder 25 to separate the driven bevel gear 26 on the sliding cylinder 25 from the driving bevel gear 23, at this time, the second motor 22 is started, the second motor 22 starts an output shaft to rotate to drive the driving bevel gear 23 to rotate, so as to drive the driven bevel gear 26 engaged with the driving bevel gear to rotate, further drive the corresponding rotating rod 19 to rotate, finally drive the two synchronous belt wheels 20 on the rotating rod 19 to rotate, drive the two corresponding synchronous belt wheels three 21 to rotate under the transmission effect of the corresponding transmission belt two, further cause the two rotating cylinders 14 to rotate, and the two rotating cylinders 14 to drive the two transmission rods 15 to transversely move, and then make two limiting plates 16 remove in opposite directions, two limiting plates 16 remove in opposite directions then can drive two arc splint 18 and remove in opposite directions, and the staff places the graduated flask between two arc splint 18 this moment, finally just can accomplish the location effect to the graduated flask, and at the in-process of fixing the graduated flask, the top that needs keep the graduated flask keeps the state that flushes with the top of two arc splint 18.

After the measuring cylinder is positioned, a worker can start the motor I3, the motor I3 starts the output shaft to rotate to drive the corresponding rotating rod 4 to rotate, under the transmission effect of the two synchronous pulleys (5) and the transmission belt, the rotation of any one rotating rod (4) can lead the two rotating rods (4) to rotate simultaneously, so that under the transmission effect of the first bevel gear and the second bevel gear, the two rotating rods 4 can respectively drive the two threaded rods 6 to rotate, so that the two transmission blocks 7 are close to each other, and then under the transmission effect of the two hinged rods 9, the lifting plate 8 moves downwards, finally the injection head 10 enters the measuring cylinder, at the moment, the booster pump is started, the booster pump can pump out the water in the water accumulation tank, finally the water is quantitatively injected into the measuring cup through the injection head 10 after passing through the corrugated pipe, after the injection is completed, the staff can observe the scale marks of the corresponding measuring cylinder according to the injected water quantity.

After the observation is finished, at the moment, a worker can adjust the driven bevel gear 26 which is in contact at present to be in a state of being separated from the driving bevel gear 23 in the manner, the driven bevel gear 26 in the separated state at present is adjusted to be in a state of being meshed with the driving bevel gear 23, the motor two 22 is started again, the driving bevel gear 23 rotates to drive the other driven bevel gear 26 to rotate and drive the other rotating rod 19 to rotate, so that the two corresponding synchronous belt wheels two 20 on the driving bevel gear rotate, the two rotating shafts 17 rotate to drive the two arc-shaped clamping plates 18 to rotate, the fixedly clamped measuring cylinder is inclined, water in the measuring cylinder is finally guided out, and at the moment, the worker can take down the measuring cup.

the utility model provides an on-line detection device for accuracy of measuring instruments, which is characterized in that when measuring instruments such as a measuring cylinder are detected, the measuring cylinder is positioned through two arc-shaped clamping plates 18, so that direct contact of workers is reduced, the condition that observation is inaccurate due to hand shaking in manual operation is prevented, meanwhile, water flow can be directly injected into the measuring cylinder through an injection head 10 capable of moving up and down, and accordingly spilling is prevented, and observation data deviation is prevented.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An on-line measuring device for accuracy of a measuring instrument, comprising:

installing a box;

the top box is fixedly arranged at the top of the installation box;

the first motor is fixedly installed at the top of the top box;

the lifting plate is arranged on the inner wall of the top of the installation box;

the injection head is fixedly arranged at the bottom of the lifting plate;

the supporting frame is fixedly arranged on the inner wall of the bottom of the installation box;

the box body is arranged on the outer wall of one side of the supporting frame;

the two fixing plates are fixedly arranged on the outer wall of one side of the box body;

and the two arc-shaped clamping plates are respectively arranged on the two fixing plates.

2. The on-line accuracy detection device for the measuring instrument according to claim 1, wherein two mounting grooves are formed in the inner wall of the top of the mounting box, two rotating rods are rotatably mounted on the inner wall of the bottom of the top box, the bottom ends of the two rotating rods extend into the two mounting grooves respectively, two first synchronous pulleys are rotatably mounted on the inner wall of the top box, the top ends of the two rotating rods are fixedly connected with the bottoms of the two first synchronous pulleys respectively, and a first transmission belt is sleeved on the two first synchronous pulleys.

3. The online accuracy testing device for the measuring instruments according to claim 2, characterized in that two threaded rods are rotatably mounted on the inner walls of the two sides of the mounting groove, two transmission blocks are slidably mounted on the inner wall of the top of the mounting groove, two ends of the threaded rods penetrate through the two transmission blocks respectively and are in threaded connection with the two transmission blocks respectively, two the bottom ends of the rotating rods are fixedly sleeved with a first conical tooth, two the threaded rods are fixedly sleeved with a second conical tooth, two the second conical tooth is respectively engaged with the first conical tooth, two the top ends of the transmission blocks are rotatably mounted with hinge rods, and two the bottom ends of the hinge rods are respectively rotatably connected with the two sides of the lifting plate.

4. The online accuracy detection device for the measuring instruments according to claim 3, characterized in that a screw rod is rotatably installed on the inner wall of the top of the supporting frame, a transverse plate is fixedly installed on the outer wall of one side of the box body, and one end of the screw rod penetrates through the transverse plate and is in threaded connection with the transverse plate.

5. The apparatus for on-line detection of accuracy of a measuring device as claimed in claim 4, wherein a booster pump is arranged on an outer wall of one side of the installation box, a water outlet pipe is fixedly installed on a water outlet of the booster pump, one end of the water outlet pipe extends into the installation box, a corrugated pipe is fixedly installed on one end of the water outlet pipe located in the installation box, the bottom end of the corrugated pipe is connected with the injection head, and a water suction pipe is fixedly installed on a water inlet of the booster pump.

6. The apparatus for on-line detection of accuracy of a measuring device according to claim 5, wherein two of the fixed plates are rotatably mounted with a rotating cylinder, two of the rotating cylinders are threadedly mounted with a transmission rod on an inner wall thereof, two of the fixed plates are slidably mounted with a limiting plate on an outer wall of one side thereof, two of the limiting plates are rotatably mounted with a rotating shaft on an outer wall of one side thereof, two of the arc-shaped clamping plates are fixedly mounted on one end of the two rotating shafts, two rotating rods are rotatably mounted on inner walls of two sides of the box body, two of the rotating rods are fixedly sleeved with two of the synchronous pulleys, and two of the rotating cylinders and two of the rotating shafts are fixedly sleeved with a third of the synchronous pulleys.

7. The device for on-line detection of accuracy of a measuring instrument according to claim 6, wherein the outer walls of the two rotating levers are fixedly sleeved with positioning cylinders, the outer walls of the two rotating levers are slidably mounted with sliding cylinders, the outer walls of the two sliding cylinders are fixedly sleeved with driven bevel gears, one ends of the two sliding cylinders extend into the two positioning cylinders respectively, the outer walls of the two sliding cylinders are provided with four caulking grooves, the outer walls of the two positioning cylinders are fixedly mounted with two adjusting boxes, the four adjusting boxes are slidably mounted with studs, one ends of the four studs extend into the corresponding caulking grooves respectively, and a second motor is fixedly mounted on the outer wall of one side of the box body, a driving bevel gear is rotatably mounted on the inner wall of one side of the box body, and the driving bevel gear is meshed with the driven bevel gear.

8. The device for on-line detection of accuracy of a measuring instrument according to claim 7, wherein elastic plates are slidably mounted in all four adjusting boxes, four studs are respectively and fixedly mounted on the outer walls of one side of two elastic plates, adjusting rods are respectively and fixedly mounted on the outer walls of the other side of the four elastic plates, and one ends of the four adjusting rods respectively extend out of the two adjusting boxes.