CN221445274U - Large-mass weight calibrating device - Google Patents
Large-mass weight calibrating device Download PDFInfo
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- CN221445274U CN221445274U CN202322910908.3U CN202322910908U CN221445274U CN 221445274 U CN221445274 U CN 221445274U CN 202322910908 U CN202322910908 U CN 202322910908U CN 221445274 U CN221445274 U CN 221445274U
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- weight
- bottom plate
- windshield
- top plate
- square hole
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract 2
- 238000001514 detection method Methods 0.000 claims description 27
- 238000012795 verification Methods 0.000 claims description 17
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 abstract 3
- 238000005303 weighing Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model provides a big quality weight calibrating installation, including the bottom plate, the roof, connect the electronic elevating column between bottom plate and roof and locate the windshield on the bottom plate, the outside of roof and electronic elevating column is located to the windshield cover, leave the space that is used for placing the weight between the top surface of windshield and the roof, the top surface of windshield is provided with the cover door, the roof is provided with square hole, be provided with the weight saddle on the mass comparator on the bottom plate, the weight saddle is just square hole, be provided with two slide rails around on the roof, be provided with two sliders around respectively on these two slide rails, mark on these two sliders and detect position and standard position, still be provided with electric putter on the roof, electric putter's putter head is connected with two sliders, electric putter is provided with first displacement sensor, electronic elevating column is provided with second displacement sensor. The utility model has the advantages of relatively simple structure, lower cost and easy operation, can effectively reduce the working strength of operators, and can effectively avoid the mass comparator from being crushed.
Description
Technical Field
The utility model relates to a calibrating device, in particular to a high-mass weight calibrating device.
Background
The weights are used for verification/calibration of the weighing apparatus and widely applied by various industries, the magnitude of the weights can change along with time, and each detection mechanism can verify/calibrate the weights regularly in order to ensure the accurate unification of the magnitude.
According to the requirements of the JJG99-2022 weight verification regulations, the large-mass weight verification usually adopts an ABBA weighing mode (note: A is a standard weight and B is a detected weight), and in the verification process, a verification operator repeatedly places and removes 20kg weights on a mass comparator, so that the labor intensity is high. In the process of moving the large-mass weight, the mass comparator can be damaged by improper force or error hand-off, so that larger loss is caused.
At present, the verification equipment used for verifying the large-mass weights in the market is more in variety, but is generally expensive, and the structure is too complex and the operation is more complicated.
Therefore, a large-mass weight verification device which has a relatively simple structure, is lower in cost, is easy to operate, can effectively reduce the working strength of operators, and can effectively prevent the mass comparator from being broken is needed in the prior art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the large-mass weight verification device which is relatively simple in structure, lower in cost, easy to operate, capable of reducing the working strength of operators and capable of effectively avoiding the mass comparator from being crushed.
The utility model is realized by the following technical scheme: the utility model provides a big mass weight calibrating device, includes the mass comparator, still includes the bottom plate, is located the roof of bottom plate top, connects the upright electronic lift post between bottom plate and roof and locates the windshield on the bottom plate, the windshield cover is located the outside of roof and electronic lift post, leave the space that is used for placing the weight between the top surface of windshield cover and the roof, the top surface of windshield cover is provided with the cover door, the roof is provided with square hole, the mass comparator set up in on the bottom plate, be provided with the weight saddle on the mass comparator, the weight saddle just to square hole, be provided with two slide rails around on the roof, be provided with two sliders around respectively on these two slide rails, these two mark on the slider have detection position and standard position, still be provided with electric putter on the roof, electric putter's pole head is connected with two sliders; a first displacement sensor is arranged between the main body of the electric push rod and the push rod, and is positioned at a first in-place detection position when the standard position is opposite to the square hole; when the detection position is opposite to the square hole, the first displacement sensor is positioned at a second in-place detection position; a second displacement sensor is arranged between the main body of the electric lifting column and the lifting rod, before detection, the top plate is positioned above the weight bracket, and the second displacement sensor is positioned at a first in-place detection position; when the top plate descends, the weight supporting platform stretches into the square hole and supports the weight, and the second displacement sensor is located at a second in-place detection position.
The cover door is an electric door, and an infrared sensor is arranged on the outer side of the top surface of the windshield.
Four universal casters are arranged below the bottom plate, and four horizontal column feet are arranged below the bottom plate.
The electric lifting column comprises two electric lifting columns which are respectively positioned at the left end part and the right end part above the bottom plate.
The windshield is a transparent acrylic cover body, so that the internal condition can be observed conveniently.
The beneficial effects of the utility model are as follows: before detection, an operator can complete the whole weight verification process according to verification rule requirements by only placing the standard weight and the detected weight on the utility model, and the repeated placing and taking down of the large-mass weight in the detection process is not needed, so that the working intensity of the operator is effectively reduced. Meanwhile, because the large-mass weight is not directly placed on the mass comparator, the mass comparator is prevented from being damaged by improper force or error hand-off and smash.
Drawings
FIG. 1 is a schematic side elevational view of the present utility model;
Fig. 2 is a schematic top view of the upper structural member of the top plate.
In the figure: 1-a top plate; 2-sliding rails; 3-a slider; 4-an electric push rod; 5-putter heads; 6-standard weight; 7-a weight to be detected; 8-square holes; 9-a first displacement sensor; 10-a second displacement sensor; 11-a bottom plate; 12-universal casters; 13-adjusting the horizontal column base; 14-a mass comparator; 15-a weight holder; 16-a windshield; 17-an infrared sensor; 18-an electric door; 19-electric lifting column.
Description of the embodiments
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the large-mass weight calibrating device comprises a mass comparator 14, and further comprises a bottom plate 11, a top plate 1 positioned above the bottom plate 11, an upright electric lifting column 19 connected between the bottom plate 11 and the top plate 1, and a windshield 16 arranged on the bottom plate 11, wherein the windshield 16 is covered on the outer sides of the top plate 1 and the electric lifting column 19, a space for placing weights is reserved between the top surface of the windshield 16 and the top plate 1, a cover door is arranged on the top surface of the windshield 16, the top plate 1 is provided with a square hole 8, the mass comparator 14 is arranged on the bottom plate 11, a weight supporting table 15 is arranged on the mass comparator 14, the weight supporting table 15 is opposite to the square hole 8, a front sliding rail 2 and a rear sliding rail 2 are arranged on the top plate 1, a front sliding block 3 and a rear sliding block 3 are respectively arranged on the two sliding rails 3, a detection position and a standard position are marked on the two sliding blocks 3, an electric push rod 4 is also arranged on the top plate 1, and a push rod head 5 of the electric push rod 4 is connected with the two sliding blocks 3; a first displacement sensor 9 is arranged between the main body of the electric push rod 4 and the push rod, and when the standard position is opposite to the square hole 8, the first displacement sensor 9 is positioned at a first in-place detection position; when the detection position is opposite to the square hole 8, the first displacement sensor 9 is positioned at a second in-place detection position; a second displacement sensor 10 is arranged between the main body of the electric lifting column 19 and the lifting rod, the top plate 1 is positioned above the weight bracket 15 before detection, and the second displacement sensor 10 is positioned at a first in-place detection position; when the top plate 1 descends, the weight holder 15 extends into the square hole 8 and holds up the weight, and the second displacement sensor 10 is in the second in-place detection position.
The square hole 8 of the top plate 1 is 15cm long and 6cm wide, and two slide rails 2 are respectively paved on the front side and the rear side of the square hole 8. One ends of the two sliding blocks 3 are connected by a push rod head 5 so as to realize synchronous reciprocating sliding through the extension and retraction of the electric push rod 4. The electric putter 4 installs first displacement sensor 9, realizes accurate displacement, and the slider 3 is marked with detection position and standard position, and the detected weight 7 and standard weight 6 are placed respectively in detection position and standard position striding the track, thereby drive slider 3 by electric putter 4 and drive the automatic change of detected weight 7 and standard weight 6 position by the reciprocating motion of detected weight 7 and standard weight 6.
The present utility model includes two electric lifting columns 19, which are respectively located at left and right ends above the base plate 11. The PLC control unit is provided with an electronic synchronizer for realizing synchronous lifting of the two electric lifting columns 19. The electric lifting columns 19 are provided with a second displacement sensor, so that accurate displacement is realized, and the two electric lifting columns 19 ascend and descend synchronously to finish loading and unloading of weights.
The mass comparator 14 is placed in the middle of the upper surface of the bottom plate 11, the weight support 15 is placed on the scale pan of the mass comparator 14, the size of the weight support 15 corresponds to the square hole 8 in the center of the top plate 1, the top size of the weight support 15 is smaller than that of the square hole 8, the top of the weight support 15 can penetrate through the square hole 8, after two electric lifting columns 19 synchronously descend, the top plate 1 is driven to descend, after the top of the weight support 15 penetrates through the square hole 8, the weight supported on the sliding block 3 is lifted, weighing of the weight is completed, after weighing is completed, the two electric lifting columns 19 synchronously ascend, and the weight is lifted on the sliding block 3.
Referring to fig. 1, the bottom plate 11 is slightly larger than the top plate 1 in size, and the bottom opening of the windshield 16 is placed on the bottom plate 11 to meet the windless interference environment required by weight verification. The windshield 16 is a transparent acrylic cover. The cover door is an electric door 18, and an infrared sensor is arranged on the outer side of the top surface of the windshield 16; when the weight is moved close by the inspector, the cover door is automatically opened; after the inspector leaves, the cover door is automatically closed.
Four universal casters 12 are arranged below the bottom plate 11, the utility model can be conveniently moved to a required position through the universal casters 12, four leveling column feet 13 are arranged below the bottom plate 11, and before working, the levelness of the whole equipment is adjusted through the four leveling column feet 13.
During operation, the windshield 16 is taken down, the four leveling column feet 13 are adjusted to enable the equipment to be in a horizontal state, and after leveling, the windshield 16 is covered (no adjustment is needed in subsequent use). The power supply is started, an infrared sensor 17 arranged on the windshield 16 senses signals, the cover door is automatically opened, a standard weight 6 and a detected weight 7 are respectively and stably placed on a standard position and a detection position on the sliding block 3 by a inspector in a crossing way, and after the inspector leaves the sensing range of the infrared sensor 17, the cover door is automatically closed.
The electric push rod 4 acts to move the standard weight 6 to the position right above the square hole 8, the two electric lifting columns 19 synchronously descend to drive the top plate 1 to descend, the weight support 15 supports the standard weight 6, a inspector reads an indication value on the quality comparator 14 to finish weighing of A1 st time in an ABBA weighing sequence (note: A is the standard weight 6 and B is the inspected weight 7) required by an inspection rule, and after weighing is finished, the two electric lifting columns 19 synchronously ascend and the standard weight 6 falls back to the sliding block 3.
The electric push rod 4 acts to move the inspected weight 7 to the position right above the square hole 8, the two electric lifting columns 19 descend synchronously, the weight support 15 supports the inspected weight 7, the 1 st weighing of B in the ABBA weighing sequence required by the verification rules is completed, and after the weighing is completed, the two electric lifting columns 19 ascend synchronously, and the inspected weight 7 falls back to the sliding block 3. Subsequently, this operation is repeated, and the 2 nd weighing of the test weight 7 is completed.
The electric push rod 4 acts, the standard weight 6 moves to the position right above the square hole 8, and the two electric lifting columns 19 synchronously act, so that the final 1-time weighing of the standard weight 6 is completed. Subsequently, the cover door is opened, the standard weight 6 and the inspected weight 7 are taken out by the inspector, and the inspection is completed.
If there are other inspected weights 7 with the same quality and accuracy level, the standard weight 6 can be not taken out, and a new inspected weight 7 can be put in for the next verification operation.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a big mass weight calibrating installation, includes mass comparator, its characterized in that: the device comprises a bottom plate, a top plate arranged above the bottom plate, an upright electric lifting column connected between the bottom plate and the top plate and a windshield arranged on the bottom plate, wherein the windshield is covered on the top plate and the outer side of the electric lifting column, a space for placing weights is reserved between the top surface of the windshield and the top plate, a cover door is arranged on the top surface of the windshield, a square hole is formed in the top plate, a mass comparator is arranged on the bottom plate, a weight holder is arranged on the mass comparator, the weight holder is opposite to the square hole, a front sliding rail and a rear sliding rail are arranged on the top plate, a front sliding block and a rear sliding block are respectively arranged on the two sliding rails, detection positions and standard positions are marked on the sliding blocks, an electric push rod is further arranged on the top plate, and a push rod head of the electric push rod is connected with the two sliding blocks; a first displacement sensor is arranged between the main body of the electric push rod and the push rod, and is positioned at a first in-place detection position when the standard position is opposite to the square hole; when the detection position is opposite to the square hole, the first displacement sensor is positioned at a second in-place detection position; a second displacement sensor is arranged between the main body of the electric lifting column and the lifting rod, before detection, the top plate is positioned above the weight bracket, and the second displacement sensor is positioned at a first in-place detection position; when the top plate descends, the weight supporting platform stretches into the square hole and supports the weight, and the second displacement sensor is located at a second in-place detection position.
2. The mass weight verification device of claim 1, wherein: the cover door is an electric door, and an infrared sensor is arranged on the outer side of the top surface of the windshield.
3. The mass weight verification device of claim 1, wherein: four universal casters are arranged below the bottom plate, and four horizontal column feet are arranged below the bottom plate.
4. The mass weight verification device of claim 1, wherein: the electric lifting column comprises two electric lifting columns which are respectively positioned at the left end part and the right end part above the bottom plate.
5. The mass weight verification device of claim 1, wherein: the windshield is a transparent acrylic cover body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322910908.3U CN221445274U (en) | 2023-10-30 | 2023-10-30 | Large-mass weight calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322910908.3U CN221445274U (en) | 2023-10-30 | 2023-10-30 | Large-mass weight calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221445274U true CN221445274U (en) | 2024-07-30 |
Family
ID=92073271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322910908.3U Active CN221445274U (en) | 2023-10-30 | 2023-10-30 | Large-mass weight calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221445274U (en) |
-
2023
- 2023-10-30 CN CN202322910908.3U patent/CN221445274U/en active Active
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