CN207763808U - A kind of automation weight calibration device - Google Patents
A kind of automation weight calibration device Download PDFInfo
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- CN207763808U CN207763808U CN201721806307.6U CN201721806307U CN207763808U CN 207763808 U CN207763808 U CN 207763808U CN 201721806307 U CN201721806307 U CN 201721806307U CN 207763808 U CN207763808 U CN 207763808U
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Abstract
The utility model is related to a kind of automation weight calibration devices, including support plate, the support plate bottom surface is provided with support leg, the support leg bottom end is provided with universal wheel, wherein, three-stage calibration component is installed on the support plate bottom surface, the driving mechanism for driving the three-stage calibration component lifting is installed in the support plate top surface；This weight calibration device provided by the utility model, it need not think to interfere, it has good positioning after calibration point, it is fixed that three segment marks can be carried out by remote controller buttons, scale face is calibrated to be relatively large in diameter, and whole work process only needs electricity, requires simply peripheral environment, and long-time service precision will not be affected.
Description
Technical field
The utility model belongs to weight calibration technique field, and in particular to a kind of automation weight calibration device.
Background technology
In the prior art, such weight calibration facility is roughly divided into two kinds：One is piston gages, generate one
Proof force known to a size, on a sensor, sensor will export a corresponding charge signal for effect, at this moment, then with smart
The known standard detecting devices of degree measure this charge signal, obtain the size of charge signal, thus calculate corresponding pressure value,
To reach calibration purpose；One is artificial calibration, that is, use the standard test weight effect of known weight on a sensor and software
In give fixed weight value compare, compared by multistage, calibration effect can also be reached.
But piston gage is special equipment in above-mentioned apparatus, cost is more expensive, and operating has certain limitation
Property, precision easy tos produce drift with usage time.Artificial counterweight calibration mode is bigger to physical demands, there is artificial interference institute
May have certain influence on precision.
Utility model content
In order to solve the technical problem of weight stated accuracy inaccuracy existing in the prior art, the utility model provides
Following technical scheme：
A kind of automation weight calibration device, including support plate, the support plate bottom surface are provided with support leg, the support
Leg bottom end is provided with universal wheel, wherein three-stage calibration component is equipped on the support plate bottom surface, in the support plate top surface
Driving mechanism for driving the three-stage calibration component lifting is installed；
The three-stage calibration component includes connecting plate, is fixed by telescopic rod between the connecting plate and the support plate
Connection, the connecting plate bottom surface is fixedly installed two groups and is mutually parallel and symmetrically arranged three-stage connecting rod, three described in every group
Multiple connecting rods are fixedly installed between segmentation connecting rod, setting from top to bottom is arranged in the three-stage connecting rod, and there are three bar shapeds
Through-hole, and the length of the strip through-hole is sequentially increased from top to bottom；
There are three counterweight, the counterweight is adjacent with the three-stage connecting rod for installation between three-stage connecting rod described in two groups
Side on be installed with connecting pin, the connecting pin is connected in the strip through-hole；
It is fixed with contact chip on the counterweight of bottom end, on the side adjacent with the three-stage connecting rod,
It is located at same side position with the lower contact chip on the connecting plate and is fixedly installed contact chip on one, the connecting rod top surface, position
The lower contact chip lower position is provided with one first range sensor, it is described when the counterweight is in free hang
Lower contact chip is contacted with first range sensor；
Be fixedly installed a holder on the support plate bottom surface, positioned at the upper contact chip side, the holder with connect
First chain is installed between plate, second distance sensor is installed on the upper contact chip corresponding position on the holder.
As the further explanation of the utility model, the driving mechanism includes servo motor, retarder, motor driving
Device, host and motion control card, the host are connect with the motion control card, and the motion control card drives with the motor
Dynamic device connection, the motor driver are connect with the servo motor, and the servo motor is connect with the retarder, described to subtract
It is fixedly connected with sprocket wheel on fast device output shaft, the second chain, the other end of second chain and institute are engaged on the sprocket wheel
Connection plate top surface is stated to be fixedly connected.
As the further explanation of the utility model, it is provided in the support plate top surface for protecting the driving mechanism
Upper cover plate, touch screen is installed on the upper cover plate, the touch screen is connect with the host.
As the further explanation of the utility model, there are two gears for the other end fixed setting of the reducer output shaft
Piece, there are two third range sensors for catch lower section setting.
Compared with prior art, what the utility model obtained has the beneficial effect that：
This weight calibration device provided by the utility model need not be thought to interfere, after calibration point of having good positioning, by distant
Control device button, which can carry out three segment marks, to be determined, and is calibrated scale face and is relatively large in diameter, and whole work process only needs electricity, externally
It is simple to enclose environmental requirement, and long-time service precision will not be affected.
The utility model is described in further details below with reference to accompanying drawings and embodiments.
Description of the drawings
Fig. 1 is weight calibration device stereogram.
Fig. 2 is weight calibration device front view.
Fig. 3 is weight calibration device upper cover plate internal rear.
Fig. 4 is weight calibration device upper cover plate inside top figure.
Fig. 5 is the C direction views of Fig. 4.
Fig. 6 is three-stage calibration component stereogram.
Fig. 7 is three-stage calibration component front view.
Fig. 8 is three-stage calibration component side view.
Fig. 9 is control circuit schematic diagram.
In figure：1, upper cover plate；2, touch screen；3, support leg；4, three-stage demarcates component；5, universal wheel；6, the second chain；
7, sprocket wheel；8, support plate；9, the first chain；10, second distance sensor；11, host；12, motion control card；13, retarder；
14, motor driver；15, servo motor；16, it is spaced apart；17, power supply；18, catch；19, third range sensor；20, it stretches
Bar；21, connecting plate；22, connecting rod；23, connecting pin；24, counterweight；25, upper contact chip；26, lower contact chip；27, the first distance
Sensor；28, strip through-hole；29, holder；30, connecting rod.
Specific implementation mode
Reach the technological means and effect that predetermined purpose is taken for the utility model is expanded on further, below in conjunction with attached drawing
And embodiment, to specific embodiment of the present utility model, structure feature and its effect, detailed description are as follows.
In the description of the invention, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies to describe, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For the limitation to the invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance or the quantity for implicitly indicating indicated technical characteristic.The feature of " first ", " second " etc. is defined as a result,
It can explicitly or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
Term " installation ", " connected ", " connection " shall be understood in a broad sense, and can also be removable for example, it may be being fixedly connected
Connection is unloaded, or is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can pass through
Concrete condition understands concrete meaning of the above-mentioned term in the invention.
To solve the high technical problem of weight calibration facility stated accuracy in the prior art, the present embodiment provides one kind certainly
Dynamicization weight calibration device, as shown in Figure 1 and Figure 2, including support plate 8,8 bottom surface of support plate are provided with support leg 3,3 bottom of support leg
End is provided with universal wheel 5, and three-stage calibration component 4 is equipped on 8 bottom surface of support plate, and support plate is equipped on 8 top surface for driving
The driving mechanism that dynamic three-stage calibration component 4 lifts；Three-stage demarcates component 4 as shown in Fig. 6, Fig. 7 and Fig. 8, including connecting plate
21, it is fixedly connected by telescopic rod 20 between connecting plate 21 and support plate 8,21 bottom surface of connecting plate is fixedly installed two groups and mutually puts down
Row and symmetrically arranged three-stage connecting rod 22, are fixedly installed multiple connecting rods 30 between every group of three-stage connecting rod 22, three sections
Setting from top to bottom is arranged in formula connecting rod 22, and there are three strip through-holes 28, and the length of strip through-hole 28 increases successively from top to bottom
Greatly；Installation is there are three counterweight 24 between two groups of three-stage connecting rods 22, on the side adjacent with three-stage connecting rod 22 of counterweight 24
It is installed with connecting pin 23, connecting pin 23 is connected in strip through-hole 28；It is connect on the counterweight 24 of bottom end, with three-stage
It is fixed with contact chip 26 on the adjacent side of bar 22, on connecting plate 21, is located at same side position with lower contact chip 26 and fixes
Contact chip 25 on one are provided with, 30 top surface of connecting rod is provided with one first range sensor 27 positioned at 26 lower position of lower contact chip,
When counterweight 24 is in free hang, lower contact chip 26 is contacted with the first range sensor 27；On 8 bottom surface of support plate, it is located at
25 side of upper contact chip is fixedly installed a holder 29, is equipped with the first chain 9 between holder 29 and connecting plate 21, on holder 29
Second distance sensor 10 is installed on 25 corresponding position of upper contact chip.
Above-mentioned driving mechanism is as shown in Figure 3, Figure 4, including servo motor 15, retarder 13, motor driver 14, host 11
And motion control card 12, host 11 are connect with motion control card 12, motion control card 12 is connect with motor driver 14, motor
Driver 14 is connect with servo motor 15, and servo motor 15 is connect with retarder 13, is fixedly connected on 13 output shaft of retarder
Sprocket wheel 7 is engaged with the second chain 6 on sprocket wheel 7, and the other end of the second chain 6 is fixedly connected with 21 top surface of connecting plate.
It is provided with the upper cover plate 1 for protecting driving mechanism on 8 top surface of above-mentioned support plate, touch is installed on upper cover plate 1
Screen 2, touch screen 2 is connect with host 11.
There are two orthogonal catch 18,18 lower sections of catch to set for the other end fixed setting of 13 output shaft of above-mentioned retarder
Third range sensor 19 there are two setting, as shown in Figure 5.
This weight calibration device provided in this embodiment, since the height of scale to be calibrated when in use is different, so
Before demarcating scale to be calibrated, need to provide a calibration initial position, detailed process is as follows：
It before calibration, controls 24 bottom surface of nethermost counterweight and is just contacted with scale top surface to be calibrated, at this point, the first distance passes
Sensor 27 is just opened, and is then controlled counterweight 24 and is risen to contact chip 25 and 10 contact position of second distance sensor, makes the
Two range sensors 10 disconnect, which moves can be by recording, then when being demarcated in encoder conduction controlled system
When, counterweight 24 can directly drop to the distance tested before, as demarcate initial position.
It is the initial position demarcated by aforesaid operations, is then demarcated, three in the present embodiment weight
24 weight of code are 50kg, and the detailed process of weight calibration is as follows：
After nethermost counterweight 24, which touches, is calibrated scale plane, control connecting rod 22 continues to decline one end to positioning
It moves, nethermost counterweight 24 is disconnected the support of bar 22 at this time, and the connecting pin 23 of 24 both sides of counterweight is logical with corresponding bar shaped
28 bottom end of hole detaches, since length successively increases strip through-hole 28 under upper, so, at this time both the above counterweight 24 still by
22 load-bearing of connecting rod, the weight at this time acted in scale plane are 50kg.
After the completion of above-mentioned 50kg calibration, continues to control the given displacement of the decline of connecting rod 22, be now placed in intermediate counterweight
24 are superimposed completely with the counterweight 24 of bottom, and still rear connecting rod 22 supports the counterweight 24 of the top, the weight provided at this time
It is exactly the superposition 100kg of intermediate counterweight 24 and following counterweight 24.
It then proceedes to control chain and moves down given displacement, the top counterweight 24 can be superimposed with the first two, at this point, three counterweights
24 completely disengage connecting rod 22, at this point, the calibration face weight provided is 150kg.
Weight calibration device in the present embodiment can also be carried out by remote controler wireless control by touch screen 2
It manually controls, control circuit schematic diagram, as shown in Figure 9.
Three-stage is demarcated in 4 lifting process of component, passes through upper contact chip 25 and second distance sensor 10, additionally it is possible to limit
The extreme position of lower raising and lowering prevents it from rising or decreaseing beyond extreme position and damage device.
Two third distances that two catch 18 and lower section being arranged on the 13 output shaft other end of retarder are correspondingly arranged
Sensor 19 to limit minimum and maximum two critical distances of the rotation of sprocket wheel 7, i.e., can further be limited when sprocket wheel 7 rotates
Three-stage processed demarcates the extreme position of 4 raising and lowering of component, and it is to be mutually perpendicular to set that two catch 18 are set as in the present embodiment
It sets, that is, 3/4ths circumferences can be rotated by limiting sprocket wheel 7.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the scope of protection of the utility model.
Claims (4)
1. a kind of automation weight calibration device, including support plate（8）, the support plate（8）Bottom surface is provided with support leg（3）,
The support leg（3）Bottom end is provided with universal wheel（5）, it is characterised in that：The support plate（8）Three-stage mark is installed on bottom surface
Determine component（4）, the support plate（8）It is equipped on top surface for driving the three-stage to demarcate component（4）The driving machine of lifting
Structure；
The three-stage demarcates component（4）Including connecting plate（21）, the connecting plate（21）With the support plate（8）Between pass through
Telescopic rod（20）It is fixedly connected, the connecting plate（21）Bottom surface is fixedly installed two groups and is mutually parallel and three sections symmetrically arranged
Formula connecting rod（22）, three-stage connecting rod described in every group（22）Between be fixedly installed multiple connecting rods（30）, the three-stage company
Extension bar（22）There are three strip through-holes for upper setting setting from top to bottom（28）, and the strip through-hole（28）Length from top to bottom
It is sequentially increased；
Three-stage connecting rod described in two groups（22）Between installation there are three counterweight（24）, the counterweight（24）Connect with the three-stage
Extension bar（22）It is installed with connecting pin on adjacent side（23）, the connecting pin（23）It is connected to the strip through-hole（28）
It is interior；
The counterweight positioned at bottom end（24）The upper and three-stage connecting rod（22）It is fixed on adjacent side and contacts
Piece（26）, the connecting plate（21）The upper and lower contact chip（26）It is fixedly installed contact chip on one positioned at same side position
（25）, the connecting rod（30）Top surface is located at the lower contact chip（26）Lower position is provided with one first range sensor（27）,
The counterweight（24）When in free hang, the lower contact chip（26）With first range sensor（27）Contact；
The support plate（8）On bottom surface, it is located at the upper contact chip（25）Side is fixedly installed a holder（29）, the holder
（29）With connecting plate（21）Between the first chain is installed（9）, the holder（29）The upper and upper contact chip（25）Corresponding position
It sets and second distance sensor is installed（10）.
2. caliberating device according to claim 1, it is characterised in that：The driving mechanism includes servo motor（15）, subtract
Fast device（13）, motor driver（14）, host（11）And motion control card（12）, the host（11）With the motion control
Card（12）Connection, the motion control card（12）With the motor driver（14）Connection, the motor driver（14）With institute
State servo motor（15）Connection, the servo motor（15）With the retarder（13）Connection, the retarder（13）Output shaft
On be fixedly connected with sprocket wheel（7）, the sprocket wheel（7）On be engaged with the second chain（6）, second chain（6）The other end with
The connecting plate（21）Top surface is fixedly connected.
3. caliberating device according to claim 2, it is characterised in that：The support plate（8）It is provided on top surface for protecting
Protect the upper cover plate of the driving mechanism（1）, the upper cover plate（1）On touch screen is installed（2）, the touch screen（2）With it is described
Host（11）Connection.
4. caliberating device according to claim 2, it is characterised in that：The retarder（13）The other end of output shaft is fixed
There are two catch for setting（18）, the catch（18）There are two third range sensors for lower section setting（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806307.6U CN207763808U (en) | 2017-12-21 | 2017-12-21 | A kind of automation weight calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806307.6U CN207763808U (en) | 2017-12-21 | 2017-12-21 | A kind of automation weight calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207763808U true CN207763808U (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721806307.6U Active CN207763808U (en) | 2017-12-21 | 2017-12-21 | A kind of automation weight calibration device |
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| Country | Link |
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| CN (1) | CN207763808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984176A (en) * | 2021-11-01 | 2022-01-28 | 深圳市乐福衡器有限公司 | Electronic scale weighing and testing equipment |
-
2017
- 2017-12-21 CN CN201721806307.6U patent/CN207763808U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984176A (en) * | 2021-11-01 | 2022-01-28 | 深圳市乐福衡器有限公司 | Electronic scale weighing and testing equipment |
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Address after: 710018 No. 99, No. 10 Fengcheng Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Xi'an Weiplastic Intelligent Technology Co., Ltd. Address before: 710018 No. 99, No. 10 Fengcheng Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee before: Xi'an mashed garlic electronics technology Ltd |