CN110196136A - A kind of tubular counterweight loading mechanism - Google Patents
A kind of tubular counterweight loading mechanism Download PDFInfo
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- CN110196136A CN110196136A CN201910387134.6A CN201910387134A CN110196136A CN 110196136 A CN110196136 A CN 110196136A CN 201910387134 A CN201910387134 A CN 201910387134A CN 110196136 A CN110196136 A CN 110196136A
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- counterweight
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 238000005303 weighing Methods 0.000 abstract description 13
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- 238000009530 blood pressure measurement Methods 0.000 description 2
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- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical group C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/26—Counterweights; Poise-weights; Sets of weights; Holders for the reception of weights
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/01—Testing or calibrating of weighing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L25/00—Testing or calibrating of apparatus for measuring force, torque, work, mechanical power, or mechanical efficiency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
- G01L27/002—Calibrating, i.e. establishing true relation between transducer output value and value to be measured, zeroing, linearising or span error determination
- G01L27/005—Apparatus for calibrating pressure sensors
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a kind of tubular counterweight loading mechanism, the tubular counterweight (20) being nested with including one group, the driving mechanism that the upper end setting of each layer tubular counterweight drives the tubular counterweight to move up and down；For for weighing or the pallet counterweight (34) of pressure detecting below the tubular counterweight；The tubular counterweight from inside to outside successively successively decrease by height；Support protrusion (91) are arranged in each tubular counterweight upper end outer cylinder；The driving mechanism includes the support code bar (27) of one group of horizontal extension of corresponding each circumferentially spaced about setting of tubular counterweight support protrusion, and each support code bar rear portion connects support code bar driving cylinder (24)；Each support code bar driving cylinder is fixed on the support code pylon (25) that one is vertically driven by drawing counterweight cylinder (98).Tubular counterweight loading mechanism of the present invention has the characteristics that flexible operation, compact-sized, moderate cost.
Description
Technical field
The present invention relates to Weighing mechanisms, more specifically to a kind of tubular counterweight loading mechanism.
Background technique
In physical quantity detection field, it is often necessary to detection system pressure.Pressure is the important technical parameter in industrial production
One of, pressure gauge is the instrument for measuring pressure.Various forms of pressure gauges, pressure sensor, pressure transmitter are pressure
The common instrument of detection, application are transmitted throughout chemical industry, petroleum, aerospace, automobile, power generation, medium, supply water gas supply etc. almost
The relevant field of all fluids.Pressure gauge performance is directly related to the quality of testing result, in order to guarantee the detection essence of pressure gauge
Degree, it is necessary to regularly metering be carried out to pressure gauge and verified.If pressure is undesirable, production efficiency not only will affect, reduce
Product quality, or even also will cause serious safety accident, so pressure measurement has special status in the industrial production.Cause
This needs to carry out pressure gauge regularly pressure measurement and calibrates, and due to the substantial amounts of pressure gauge, this requires pressure gauges to measure
Calibration is convenient and efficient, efficiently and accurately.Therefore, pressure gauge will be verified when leaving the factory or using after a certain period of time, be used
Instrument be piston manometer.
Piston manometer integrates pressure and makes pressure and pressure calibration, is equipped with the counterweight of appropriate accuracy, can be to tested pair
Verification metering as carrying out corresponding precision.The pressure-loaded of piston manometer is applied by counterweight.Chinese patent
201410229031.4 be related to a kind of independent assortment raise the price automatically device, 201710373500.3 be related to a kind of automatic sequence and raise the price
Mechanism, 201410227718.4 are related to a kind of sequence and raise the price device.Tubular counterweight or plate-like counterweight is utilized in this three patents
Load, is applicable to piston manometer.Problem is that loading mechanism is complicated, manufacturing cost is high, inconvenient.
Summary of the invention
The present invention provides a kind of flexible operation, compact-sized, moderate cost tubular counterweight loading mechanism.
In order to achieve the above object, the present invention provides a kind of tubular counterweight loading mechanism, the tubular weight being nested with including one group
Code, the driving mechanism that the upper end setting of each layer tubular counterweight drives the tubular counterweight to move up and down；The tubular weight
Code lower section is for weighing or the pallet counterweight of pressure detecting；The tubular counterweight from inside to outside successively successively decrease by height；Each institute
State tubular counterweight upper end outer cylinder setting support protrusion；The driving mechanism includes corresponding each tubular counterweight support protrusion
The support code bar of one group of horizontal extension of circumferentially spaced about setting, each support code bar rear portion connect a support code bar and drive gas
Cylinder；Each support code bar driving cylinder is fixed on the support code pylon that one is vertically driven by drawing counterweight cylinder.
Under preferred embodiment, the support code pylon corresponds to the state at the top of the tubular counterweight and is arranged in pyramidal structure.
Under preferred embodiment, support code bar described in each group is at least 3.
Tubular counterweight loading mechanism of the present invention has the characteristics that flexible operation, compact-sized, moderate cost.
Detailed description of the invention
Fig. 1 is the arragement construction schematic diagram for combining counterweight loading mechanism counterweight.
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1.
Fig. 3 is enlarged structure schematic diagram at B in Fig. 1.
Fig. 4 is the sizing specification schematic diagram for combining tubular counterweight in counterweight loading mechanism.
Fig. 5 is combination counterweight loading mechanism overall structure diagram.
Fig. 6 is the counterweight loading principle schematic diagram for combining counterweight loading mechanism.
Fig. 7 is the load guiding principle structural schematic diagram for combining counterweight loading mechanism.
Fig. 8 is the overlooking structure diagram of plate-like counterweight stress state of the present invention.
Fig. 9 is three first state structural schematic diagrams for drawing code bar to realize the load of three plate-like counterweights.
Figure 10 is three the second status architecture schematic diagrames for drawing code bar to realize the load of three plate-like counterweights.
Figure 11 is three third state structural schematic diagrams for drawing code bar to realize the load of three plate-like counterweights.
Figure 12 is three the 4th status architecture schematic diagrames for drawing code bar to realize the load of three plate-like counterweights.
Figure 13 is Fig. 8 tri- overlooking structure diagrams for drawing code bar to realize the load of three plate-like counterweights.
Figure 14 is the side structure schematic view that code bar is drawn in Figure 13.
Figure 15 is the overlooking structure diagram drawn at the top of code bar in Figure 13.
Figure 16 is four overlooking structure diagrams for drawing code bar to realize the load of four plate-like counterweights.
Figure 17 is the side structure schematic view that code bar is drawn in Figure 16.
Figure 18 is five overlooking structure diagrams for drawing code bar to realize the load of five plate-like counterweights.
Figure 19 is the side structure schematic view that code bar is drawn in Figure 18.
Figure 20 is the principle of device schematic diagram that gas nozzle blows pallet counterweight.
Figure 21 is the state diagram that pallet counterweight rotates counterclockwise.
Figure 22 is the state diagram that pallet counterweight rotates clockwise.
Figure 23 is a kind of grating setting structure figure.
Figure 24 is partial enlarged view in Figure 21 centre circle.
Figure 25 is partial enlarged view in Figure 22 centre circle.
Figure 26 is another grating setting structure figure.
Figure 27 is the setting principle structural schematic diagram of periphery guiding driving in present invention combination counterweight loading mechanism.
Figure 28 is the supplementing structure schematic diagram of guiding driving setting principle in Figure 27.
Figure 29 is the structural schematic diagram that opposite Figure 28 promotes state.
Figure 30 is the structural schematic diagram that opposite Figure 28 and Figure 29 further promotes inspecting state.
Figure 31 is the arragement construction schematic diagram of present invention combination counterweight loading mechanism indsole subordinate's plate.
Specific embodiment
Counterweight loading mechanism, including connection lower piston bar 92 are combined as shown in Fig. 1-7,27-31 for weighing or pressure
The piston weight 31 of calibration；31 top of piston weight is mounted at the top nozzle center of tubular hanging basket counterweight 33；It is described
The barrel bottom outside of hanging basket counterweight 33 connects radial cyclic annular weight tray 23, carries stacking on the weight tray 23 and sets
The cyclic annular plate-like counterweight 22 set.31 top of piston weight also passes through connection structure and connects out one positioned at the hanging basket counterweight
The pallet counterweight 34 of 33 tops；One group of tubular counterweight 20 being nested with is provided on the pallet counterweight 34.The plate-like counterweight 22
It is provided with plate-like counterweight loading and unloading unit.The tubular counterweight 20 is provided with tubular counterweight loading and unloading unit.
Tubular counterweight loading mechanism (tubular counterweight loading and unloading unit) can refer to Chinese patent 201410229031.4
A kind of independent assortment is raised the price the driving mechanism that driving counterweight in device moves up and down automatically.The patent is also for pressure detecting
Field is raised the price automatically, the tubular counterweight being nested with including one group, and the upper end setting of each layer counterweight drives on the counterweight
The driving mechanism of lower movement；The weight tray of subsidiary weighing or pressure detection mechanism below the counterweight.The height of counterweight is by interior
Successively successively decrease outward；The exposed cylinder in each counterweight upper end opens up support slot, be correspondingly arranged support rod, inner ring, middle ring and
Outer ring.
Under optimum way, the set-up mode of tubular counterweight of the present invention and its loading mechanism are as follows:
Tubular counterweight includes one group of tubular counterweight 20 being nested with, the upper end setting driving institute of each layer tubular counterweight 20
State the driving mechanism that tubular counterweight 20 moves up and down；For for weighing or the pallet weight of pressure detecting below the tubular counterweight 20
Code 34；Tubular counterweight 20 from inside to outside successively successively decrease by height；Support protrusion 91 is arranged in each 20 upper end outer cylinder of tubular counterweight.
The driving mechanism of tubular counterweight includes the corresponding circumferentially spaced about setting of each 20 support protrusion of tubular counterweight 91
One group of horizontal extension support code bar 27, described in each group support code bar 27 be at least 3.Each 27 rear portion of support code bar connects one
It supports code bar and drives cylinder 24；Each support code bar driving cylinder 24 is fixed on the support code tower vertically driven by drawing counterweight cylinder 98
On frame 25.The state at corresponding 20 top of tubular counterweight of code pylon 25 is ask to be arranged in pyramidal structure.
Plate-like counterweight loading and unloading unit can select a kind of sequence of Chinese patent CN201410227718.4 to raise the price device
Support unit or similar whole realized with reference to the patent.Chinese patent CN201710373500.3 can also be selected a kind of automatic
Loading and unloading part in the mechanism that sequentially raises the price.
Chinese patent CN201410227718.4 discloses a kind of sequence and raises the price device, including elevator is arranged in a bottom
The supporting plate of structure is stacked plate-like counterweight by support unit on the supporting plate；Each layer of counterweight edge forms flange, is inverted outstanding
Sky is overlapped in the support member of the support unit；Setting relationship between adjacent two layers will not be done when meeting load
It relates to.In addition, below bottom counterweight between the supporting plate the subsidiary weight tray of weighing or pressure detection mechanism.Chinese patent
CN201710373500.3 discloses a kind of automatic sequence and raises the price mechanism, including several plate-like counterweights, weighing section and load are unloaded
Carry part.Weighing section includes weighing pan；Loading and unloading part includes support column assembly；Each support column assembly includes lower pole
Section is the support column of light bar segment, the casing for being successively socketed light bar segment, and the elastomer being supported between support column and casing；Branch
The support level of the external axially spaced-apart setting evagination of the top rod segment and casing of dagger, the lower end of support column light bar segment is fixed
In on hoistable platform horizontally disposed, by driving mechanism driving lifting；Each casing be provided with for limit its drop to it is minimum
The external support body of position.
Under optimum way, plate-like counterweight and its loading and unloading unit select set-up mode of the invention are as follows:
Plate-like counterweight includes several stackings, edge plate-like counterweight 22 and weighing section and loading and unloading equipped with flange
Part；The weighing section includes the weight tray 23 for holding up the plate-like counterweight weighing.
The loading and unloading part (plate-like counterweight loading and unloading unit) includes being distributed in 22 external concentric side of plate-like counterweight
To at least three mutually isostructural drawing code bars 16 of setting；Multiple drawing code bars 16 are respectively in a manner of around own axis
The vertical driving unit that moves up and down of synchronized links.As shown in figure 8, each draw code bar 16 to connect by fixed toothed belt 15
It connects around the toothed belt 14 for all drawing 22 outside of code bar 16 and plate-like counterweight.Pass through tooth on the inside of the circular toothed belt 15
Shape band idle pulley 36 is supported in outward outside plate-like counterweight 22.
As shown in Fig. 9-19, draw code bar 16 correspond in the axial direction each layer plate-like counterweight 22 flange setting it is radial to
The convex disk 95 of outer overlap joint.
Such as Fig. 9-12, shown in Figure 16, Figure 18, the convex disk 95 that lateral lead is drawn, the convex disk 95 of each layer of overlap joint and plate-like
The flange faying surface (such as Fig. 6) of counterweight 22 is to draw the direction of code bar 16 from the bottom to top to become larger, so that from the plate-like counterweight
22 start with the whole overlap joints of the convex disk 95 of each layer of overlap joint, described that code bar 16 is drawn to rotate one week each layer of convex disk of overlap joint from top to bottom
95 are detached from overlap joint with plate-like counterweight 22 one by one.Specific such as Fig. 9-12, shown in Figure 16, Figure 18, in conjunction with Figure 14,17,19, respectively indicates
Three convex disks 95 of overlap joint and three plate-like counterweight 22, four convex disks 95 of overlap joint and four plate-like counterweights 22 and five overlap joints are convex
The structure of disk 95 and the cooperation of five plate-like counterweights 22.Fig. 9-12, three convex disks 95 of overlap joint and three plate-like counterweights 22, with drawing code
Bar 16 rotates, and shows different overlapped states.
According to the above statement, each draws one end of code bar 16 to be also provided with the drawing code bar that driving draws code bar around axis rotation
Angle controller 10.Vertical driving unit of the invention includes one and realizes the intermediate plate moved up and down by driving assembly driving
7；Each drawing code bar 16 is arranged in intermediate plate 7 by a bearing 13, and passes through positioning element with intermediate plate 7 vertically relatively solid
It is fixed.
In addition, illustrating " faying surface ".Plate-like counterweight 22 be it is discoid, faying surface is plate-like counterweight 22 and each layer of institute
It states and overlaps convex disk 95 from contact to the fan-shaped surface being detached from, size can be determined with the angle of disk surface sector.Preferred embodiment
Under, it overlaps convex disk 95 and as shown is around the incomplete disk for drawing 16 axis of code bar；For guarantee top layer's plate-like counterweight load,
The relatively described disk for drawing 16 1 side directions of code bar of the convex disk 95 of the overlap joint of top layer all lacks, to guarantee most upper
The convex disk of the overlap joint of layer can be completely disengaged with plate-like counterweight described in top layer.
As shown in figure 15, the one end for drawing code bar 16 is provided with is made of light barrier 11, photoelectric sensor 12
With grating principle measurement drawing 16 turned position of code bar so that it is determined that the raster unit of 22 stress state of plate-like counterweight.
Under preferred embodiment, as shown in Figure 1, the top nozzle contact surface of piston weight 31 and the hanging basket counterweight 33 is with the conical surface
Contraposition；Between the weight tray 23 and plate-like counterweight 22 and two neighboring plate-like counterweight 22 of hanging basket counterweight 33 with internal orifice at
Conical surface contraposition.Each tubular counterweight 20 is also matched with the pallet counterweight 34 with circular cone；Optimum way, the support
The disk of disk counterweight 34 is provided with the slot that two sides are circular cone, and two circular cones align two neighboring tubular counterweight 20 respectively
Low side face.
Frame and lift structure of the invention is as shown in figs. 27-31.Piston weight 31, plate-like counterweight 22, tubular counterweight
20 periphery has been symmetrical arranged vertically upper top gas cylinder 99, and multiple vertical guiding optical axises 4 have been arranged.Such as Figure 31,4 He of optical axis
The upper top gas cylinder 99 is placed in lower plate 9.Such as Figure 27-30, the centre connected by linear bearing 5 has been worn in the middle part of the optical axis 4
Plate 7, and connect at top with upper plate 8；The intermediate plate 7 and upper plate 8 are fixed as one by intermediate connection unit, and are integrally attached to
89 top of piston mandril of the upper top gas cylinder 99.The upper plate 8 is used as the tubular counterweight 20 driving counterweight and moves up and down drive
The driving part of motivation structure is connected to support code pylon 25；The intermediate plate 7 is used as the vertical driving unit of the plate-like counterweight 22
Driving part is connected to and draws code bar 16.
The plate-like counterweight loading and unloading unit includes one and realizes the intermediate plate 7 moved up and down by driving assembly driving
On；Each drawing code bar 16 is arranged in the intermediate plate 7 by a bearing 13, and passes through positioning element and the intermediate plate
7 vertical relatively fixed.
The tubular counterweight loading and unloading unit includes a fixed drawing counterweight cylinder 98 and the support code pylon 25
Upper plate 8.Intermediate plate 7 and upper plate 8 are by drawing counterweight cylinder 98 and support code pylon 25 to connect.
Wherein the support code pylon 25 and intermediate plate 7 are connected by attachment screw 88, support code pylon 25 and drawing counterweight cylinder
98 are connected by attachment screw 87, and upper plate 8 and drawing counterweight cylinder 98 are connected by attachment screw 96.When usually working, counterweight is drawn
Cylinder 98 can pull support code pylon 25 that intermediate plate 7 is driven to move up and down again.When needing to jack up intermediate plate 7, attachment screw 93 is twisted
It opens, separates upper plate 8 with guiding optical axis 4, the piston mandril 89 of upper top gas cylinder 99 pushes upper plate 8 and drives drawing code bar angle control again
Device 10 asks 25 part of code pylon and intermediate plate 7 to move upwards along guiding optical axis 4.
When arranging counterweight, piston weight is located at approximate centre position, and pallet counterweight and hanging basket counterweight, pallet weight are arranged thereon
Tubular counterweight is set on code, plate-like counterweight is set on hanging basket counterweight.On the whole for tubular counterweight in upper and plate-like counterweight under
Arrangement.Since tubular counterweight is independent of each other in load, the independent assortment that counterweight weight may be implemented is loaded, and plate-like weight
For code in load, counterweight above needs to be pressed in the sequence combination load that counterweight weight can only be realized on following counterweight.Pass through
The combination of tubular counterweight and plate-like counterweight loads, and realizes the weight independent assortment load under big weight condition.
Tubular counterweight top is equipped with flange, and telescopic support code bar is arranged in portion under the flange, supports code bar close to the one of flange
End can be protruded into below tubular counterweight flange, and the descending operation of upper and lower position is carried out to tubular counterweight, realize the load of tubular counterweight
And unloading.Plate-like counterweight upper outside is equipped with flange, and the drawing code bar of portion's setting position changeable, draws code bar that can protrude under the flange
Below the plate-like counterweight flange of different layers, the sequence load and unloading of control different layers counterweight.
Tubular counterweight lower part is equipped with the conical surface (inner conical surface or male cone (strobilus masculinus)), and corresponding position also is provided with and tubular weight on pallet counterweight
(tubular counterweight is inner conical surface to the conical surface of the corresponding cooperation of code, then male cone (strobilus masculinus) is arranged in corresponding position on pallet counterweight, and tubular counterweight is
Male cone (strobilus masculinus), then inner conical surface is arranged in corresponding position on pallet counterweight), to realize the accurate positionin of tubular counterweight, while guaranteeing counterweight
Positional shift does not occur during rotation.It is equipped with inner conical surface or male cone (strobilus masculinus) on the inside of plate-like counterweight upper and lower part, if a certain weight
It is inner conical surface on the downside of code adjacent upper counterweight, then is male cone (strobilus masculinus) on the upside of this layer of counterweight, vice versa；Under if a certain counterweight is adjacent
It is inner conical surface on the upside of layer counterweight, then is male cone (strobilus masculinus) on the downside of this layer of counterweight, vice versa.Guarantee to add uninstall process mid-game by the conical surface
The accuracy of shape counterweight position and positional shift does not occur during rotation.Stepped cylindrical, pallet is arranged in piston weight top
Stepped cylindrical with matching is arranged if being provided that outside cylinder on piston weight in counterweight lower part
Interior cylinder is outside cylinder on pallet counterweight if being provided that interior cylinder on piston weight, real by the cooperation between cylinder
Both existing accurate positionin.Male cone (strobilus masculinus) is arranged in piston weight outer rim, and inner conical surface with matching is arranged on the inside of hanging scaffold counterweight, leads to
It crosses the conical surface and realizes that the two is accurately positioned.It is opposite that the plate-like counterweight conical surface adjacent thereto is arranged in hanging scaffold counterweight lower disk upper surface
The inner conical surface or male cone (strobilus masculinus) answered, to realize the accurate positionin between plate-like counterweight and hanging basket counterweight.
Pallet counterweight, hanging basket counterweight and piston weight only have one, and tubular counterweight and plate-like counterweight are more than one piece.Each counterweight
Weight and size determine according to the following rules.
Weight: tubular counterweight weight it is most light be placed on centre, successively arranged outward according to weight, weight is most heavy outermost
Side.Plate-like counterweight weight is equal.Hanging basket counterweight and plate-like weight spring catch 6 are direct
Size: the height of tubular counterweight is sequentially reduced from centre to outside height, and diameter is sequentially increased, and is met with ShiShimonoseki
System:
Diameter: Di< di+1；
Highly: Hi> Hi+1。
D is the outer diameter of tubular counterweight, and d is the internal diameter of tubular counterweight, and i is the number of the tubular counterweight arranged from inside to outside, i
For natural number and i >=1.
Using seperated convolution counterweight, tubular counterweight is the fission of formula all linked with one another for biggish tubular counterweight and plate-like counterweight
Structure, in inner ring fission counterweight outer rim setting step to fix outer ring fission counterweight；Plate-like counterweight is the fission of phase stacked layer by layer
Structure, following settings inclined-plane on the outside of lower layer's counterweight inner crest face and upper layer counterweight guarantee positioning.Using the benefit of split type counterweight
It is reduction of instrument and equipment requirement when calibrating weight.The positioning of counterweight can rely on different shapes, angle in apparatus of the present invention
The conical surface or other modes of degree substitute.
Upper plate 8, optical axis 4, intermediate plate 7, lower plate 9, support code pylon 25, fixing sleeve or linear bearing 3, linear bearing 5 and branch
The frame of the composition apparatus of the present invention of leg 1；Tubular counterweight 20, pallet counterweight 34, plate-like counterweight 22, hanging basket counterweight 33 and piston weight
The weight load system of 31 composition apparatus of the present invention；Draw code bar angle controller 10, linear bearing 13, toothed belt 14, tooth form
Belt wheel 15, toothed belt idle pulley 36, the counterweight for drawing code bar 16, support code bar driving cylinder 24 and support code bar 27 to form apparatus of the present invention add
The control mechanism of unloading；Belt 17, belt pulley 18, motor 19, gas-blowing column 28 form the counterweight rotation driving system of apparatus of the present invention
System；Light barrier 11, photoelectric sensor 12, sensor support frame 30, range sensor 29, velocity sensor 37 form dress of the present invention
The operating position testing agency set；Operation readiness machine when upper top gas cylinder 99 and connecting column 26 form the counterweight maintenance of apparatus of the present invention
Structure.
Between upper plate 8, optical axis 4, fixing sleeve or linear bearing 3 and lower plate 9 be associated, intermediate plate 7 and support code pylon 25 it
Between be fixedly connected, intermediate plate 7 can be slided up and down by linear bearing 5 along optical axis 4；Upper plate 8, support code pylon are by drawing counterweight
Cylinder 98 connects, and draws the movement of counterweight cylinder 98 that support code pylon 25 may be implemented and drives support code bar 27, realizes tubular counterweight or more
Movement carries out tubular counterweight and adds uninstall action, meanwhile, it can also drive support code pylon 25 that intermediate plate 7 can be driven to drive again and draw code bar 16
It moves up and down, to realize that plate-like counterweight moves up and down, carries out plate-like counterweight and add uninstall action.
The stretching motion in the horizontal direction of code bar 27 is supportted in the support code bar driving cylinder 24 being mounted on support code pylon 25, driving,
The action control of different tubular counterweights is realized in the relative position for controlling itself and tubular counterweight flange.According to tubular counterweight height, if
Multilayer support code bar 27 is set, on the same layer, multiple support code bars 27 are set, it is general to be no less than 3.
It draws 16 lower part of code bar to be provided with the imperfect disk of multilayer, that is, there is the disk step of notch, when drawing code bar 16 is around it
When own axes rotate, the imperfect disc gap of different layers is located at different relative positions from plate-like counterweight flange, draws code bar
It is driven by drawing code bar angle controller 10 and is rotated, the protrusion of imperfect disk thereon is made to be partially in different location and stretch
The flange lower for entering the plate-like counterweight 22 of different layers realizes the action control of different plate-like counterweights.Multiple plate-like counterweights phase layer by layer
Folded to be placed on hanging basket counterweight 33, multiple tubular counterweight ring rings, which are nested to be placed on pallet counterweight 34, realizes load.On middle plate 7
By linear bearing 13, multiple drawing code bars 16 are provided with, it is general no less than 3, one of to draw code bar 16 and draw code bar angle
Control device 10, which is connected, to be respectively provided with toothed belt on each drawing code bar 16 by its drive, by toothed belt by multiple drawing code bars
Connection linkage guarantees that the different imperfect disks drawn on code bar are in along the centrosymmetric position of counterweight.By the way that toothed belt is arranged
Idle pulley 36 is tensioned toothed belt.
As shown in Figure 20-26, blowing nozzle is set on pallet counterweight periphery, setting is kept out the wind at pallet counterweight top edge position
Pallet counterweight is blown by air pressure and increases revolving speed when revolving speed deficiency in hole.When compression system loads, pressure jacks up piston driving
Pallet counterweight jacks up counterweight, and under drag ring effect, scale pan drives counterweight to start to rotate.It is arranged below pallet counterweight and passes
Sensor, real-time measurement pallet counterweight revolving speed, after revolving speed is lower than the revolving speed of drag ring, control system controls gas nozzle to pallet counterweight
It blows, increases pallet counterweight rotation speed, guarantee counterweight revolving speed consistently achieves or is more than minimum as defined in respective standard in this way
Value, when counterweight unloads or loads, when pallet counterweight and drag ring being needed to contact, the revolving speed of pallet counterweight and drag ring is close,
The abrasion that speed of related movement difference generates friction and may cause is avoided, to improve instrument when used for a long time, measuring accuracy
Stability.
Specifically, the hydraulic medium in oil cylinder 35 pushes piston weight 31, and the counterweight loaded is driven to jack up and hang
It is floating.When piston is not jacked up, 31 lower end surface of piston weight and 32 upper end face contact of drag ring, drag ring 32 drive piston weight
31 and drive other counterweights to rotate, when piston weight 31 is jacked up, the tubular counterweight and plate-like counterweight of load, hanging basket counterweight,
Piston weight and pallet counterweight are continued to rotate by inertia, in some cases, when relying on inertia are not enough to that counterweight is maintained to continue
When rotation, setting gas-blowing column 28 drives counterweight persistently to rotate to as independent power source.Drag ring 32 is relied on to be connected with bottom plate
Motor 19 drive rotation.
Code-disc float and rotation process: when the hydraulic medium in oil cylinder 35 has enough pressure, piston weight 31 is pushed,
And the counterweight loaded is driven to jack up and suspend.When piston weight is not yet jacked up, 31 outside lower end surface of piston weight with rub
32 upper end face contact of ring is wiped, motor 19 drives belt 17 to drive drag ring to drive piston weight by frictional force again by belt pulley
31 and other counterweights rotation, when piston weight 31 is jacked up, tubular and plate-like counterweight, the hanging basket counterweight, piston weight of load
It is continued to rotate with pallet counterweight by inertia.Gas-blowing column 28 is arranged as auxiliary power source to blow to pallet counterweight, in no external world
Mechanical friction effect, when counterweight rotator inertia is not enough to that counterweight is maintained persistently to rotate, can make in the case of poise system
Counterweight continues to rotate.
It include gas pressure regulator 83, pressurizing device 84, control device 85 and clamp nut 81 in Figure 20.
Pallet counterweight 34 is supported on piston weight 31, places counterweight on pallet counterweight 34, when pallet counterweight 34 not by
When jack-up, piston weight 31 is contacted with lower friction ring 32, when piston, which is under pressure, to be jacked up, pallet counterweight 34 and thereon weight
Code can be jacked up together, and pallet counterweight 34 is disengaged with drag ring 32.Several gas nozzles are arranged symmetrically along pallet counterweight circumference,
The gas outlet of gas nozzle and the angle of pallet counterweight are (0≤α≤90) α.When pallet counterweight rotates counterclockwise, pallet counterweight
Angle it is as shown in figure 21, when pallet counterweight is rotated clockwise, the angle of pallet counterweight is as shown in figure 22.Gas nozzle and gas
Solenoid valve is set between source, and solenoid valve is controlled by control system.Velocity sensor 37, preferably feelings is arranged in 34 lower part of pallet counterweight
Condition is photoelectric sensor, and in 34 lower part of pallet counterweight against the one side of sensor, the figures such as two kinds of alternate stripeds of color are arranged
Coating (such as Figure 23 and 26), the speed signal for velocity sensor perceive, and figure quantity is more than or equal to 1.
In use, when pallet counterweight 34 is not jacked up, the piston weight 31 with 34 one of pallet counterweight is under
Portion's drag ring 32 contacts, and drag ring 32 is made its rotation by external force, and pallet counterweight 34 is driven by drag ring 32 to be rotated.When piston by
When pressure is jacked up, pallet counterweight 34 and counterweight thereon are jacked up together, and piston weight 31 is disengaged with drag ring, at this time
Its rotary motion is maintained by inertia.When inertia deficiency, the revolving speed of pallet counterweight 34 and counterweight is reduced, by velocity sensor sense
Know, and transmit signal to control system, control system controls solenoid valve, and gas nozzle 28 is blown to pallet counterweight 34, makes pallet counterweight
Revolving speed accelerates, and after reaching predetermined speed, stops blowing.In whole process, all gas nozzles are identical as pallet counterweight radial direction angle, by
Power is uniform, in addition to accelerating speed, does not break the equilibrium state of scale pan and counterweight.
It is as shown in the figure for the present invention preferably implementation principle for the measurement for realizing counterweight revolving speed.Gas nozzle can be in the present invention
It is the structure type of other pneumatic quickening pallet counterweight revolving speeds, velocity sensor can be the dress of the metered rate of other principles
It sets.
Draw code bar angle controller 16 that can be controlled by stepper motor, servo motor or rotary cylinder etc..
Light barrier 11 is set on a drawing code bar wherein, light barrier rotation is driven when drawing the rotation of code bar, in light barrier week
The multiple photoelectric sensors 12 of setting are enclosed, when drawing code bar to turn to different location, photoelectric sensor 12 can perceive its position, from
And know and draw code bar angle, it would know which plate-like counterweight is being added unloading operation.
Two sensor support frames 30 are set, one of them is used for fixed range sensor 29, another is for fixed speed
Spend sensor 37.The height and position that support code-disc is measured by range sensor 29 measures counterweight revolving speed by velocity sensor 37.
Sensor support frame 30 is installed on the slideway being fixedly connected with bottom plate that (slideway can be separately provided, and can also borrow cylinder alien invasion
Slot).Range sensor 29 can realize with the sensor of hall principle, velocity sensor can with the sensors of photovoltaic principals and
In coating (or adhesive layer) Lai Shixian of support code-disc lower surface setting different colours.
The course of work of apparatus of the present invention specifically includes that the loading procedure of counterweight, uninstall process, the support code-disc of whole counterweights
Float and rotation process, counterweight are placed and taken out the process of device.
The loading procedure of counterweight: piston weight 31 and pallet counterweight 34 are in stress state always.Tubular counterweight 20 adds
It carries, whole tubular counterweight 20 is placed on pallet counterweight 34 when initial, and support code bar driving cylinder 24 acts, and is allowed to what driving was connected
Support code bar 27 extend out to the corresponding counterweight flange lower of the tubular counterweight being not loaded with, and draws counterweight cylinder 98 to act, will unload
Counterweight lifts the unloading for realizing tubular counterweight, the counterweight that the counterweight not unloaded loads.Plate-like counterweight 22 and hanging basket counterweight 33
Load, whole plate-like counterweight 22 is placed on hanging basket counterweight 33 when initial, and the rotational angle of code bar 16 is drawn in control, will be drawn below code bar
Imperfect disk protrusion part is gone to below the flange for being not loaded with plate-like counterweight or hanging basket counterweight 33, and counterweight cylinder 23 is drawn to act,
The counterweight that will be unloaded lifts the unloading for realizing counterweight, the counterweight that the counterweight not unloaded loads.
The uninstall process of whole counterweights: extending out to corresponding counterweight flange lower for all support code bars 27, meanwhile, code is drawn in control
Bar rotational angle will draw imperfect disk protrusion part below code bar to go to below all counterweight flanges, draw counterweight cylinder 23 dynamic
Make, drives all counterweights to be lifted up, unload all counterweights.
Counterweight is placed and taken out the process of device: when counterweight needs to remove the operation such as sense weight from the present apparatus, control support
Code bar driving cylinder 24 and the rotational angle for drawing code bar 16, make all counterweights be in stress state, i.e. tubular counterweight 20 and pallet
Counterweight 34 contacts, and plate-like counterweight 22 is contacted with hanging basket counterweight 33.Connection between upper plate 8 and optical axis 4 is disengaged, upper top gas cylinder 99
Movement pushes upper plate 8 and drives support code pylon 25 and intermediate plate 7, then drives and draw code bar 16, integrally moves up, makes all counterweights
It is exposed, convenient for being placed and taken out counterweight.
It is as shown in the figure the principle of the present invention.Counterweight cylinder 98 is drawn in apparatus of the present invention, support code bar drives cylinder 24, upper top
Cylinder 99 uses pneumatic actuation for preferably mode, but can with leadscrew-nut mechanism, hydraulic oil cylinder mechanism, electromagnetic drive mechanism or
Other mechanisms that linear motion may be implemented realize.Power device can be air pump, motor, hydraulic motor etc. accordingly.Distance
Sensor 29 and velocity sensor 37 are set to the bottom part down of pallet counterweight 34, the two can be arranged onto pallet counterweight 34
Side or other position substitutions.It draws counterweight cylinder 98 to be set to the top of support code pylon 25, counterweight cylinder 98 can will be drawn to be arranged
In a manner of relative motion and position substitution between support code pylon 25 and upper plate 8 can be realized on top plate 8, or by other.This figure
Middle tubular counterweight is 6, and corresponding support code tower has 6 layers, and the support code bar of every layer of setting has 3.In practice, it can according to need,
N number of tubular counterweight is set, and the support code tower number of plies can be with >=N layers, every layer of corresponding support code bar quantity >=2.Under preferred embodiment, plate-like
Counterweight quantity is 3, and it is 3 that imperfect disk numbers of steps is arranged on each drawing code bar, and drawing code bar quantity is 3.In practice,
Can according to need, N number of plate-like counterweight is set, each imperfect disk numbers of steps of drawing code bar >=N layers, draw the quantity of code bar >=
2.The rotational angle of code bar is drawn to control by position sensor, corresponding 4 position sensors of 3 counterweights.N number of weight is such as set
Code then needs N+1 position sensor, and the rotational angle of code bar is drawn in perception, to realize that adding for plate-like counterweight unloads substitution.This
It is photoelectric sensor under position sensor preferable states, the replacement of other principle sensors can also be used.Toothed belt 14 and toothed belt
Wheel 15 can be set in the lower section of linear bearing 13, also can be set in the top of linear bearing 13.
Supporting leg 1 and lower plate 9 are fixed, and linear bearing 3 is arranged in lower plate 9, are that guiding optical axis 4 positions with linear bearing 3, can also
Select guide sleeve or fixing sleeve.Realize that lower plate 9 and upper plate 8 connect by guiding optical axis 4, intermediate plate 7 is connect with linear bearing 5, is led to
Crossing linear bearing 5 can move up and down on guiding optical axis 4.Upper top gas cylinder 99 is mounted between lower plate 9 and upper plate 8, cylinder
Piston (piston mandril 89) and cylinder body are connected with lower plate 9 and upper plate 8 respectively.
Need to lift upper plate 8 and when counterweight adds discharge mechanism, the screw 93 unscrewing fixed upper plate 8 and being oriented between optical axis 4,
Upper top gas cylinder 99 acts, and adds discharge mechanism 80 and intermediate plate 7 to jack up upper plate 8, counterweight, the connector sleeve outside linear bearing 5
Annular groove is arranged on guiding optical axis 4 in upper setting spring catch 6, upper top gas cylinder 99 jacks up upper plate 8, counterweight adds discharge mechanism 80 and
When intermediate plate 7, in the annular groove of the insertion guiding optical axis 4 of spring catch 6, or it is not provided with annular groove, spring catch 6 is directly arranged at straight line
The upper surface of sliding rail 4 simultaneously abuts against, and when losing gas suddenly to avoid upper top gas cylinder 99, upper plate 8 lands suddenly, guarantee counterweight take out and
The personal safety of operator when being put into.It is as shown in the figure the principle of the present invention.Cylinder is jacked up in the present invention can use feed screw nut
Mechanism, hydraulic oil cylinder mechanism, electromagnetic drive mechanism or other mechanisms that linear motion may be implemented realize.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art within the technical scope of the present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of tubular counterweight loading mechanism, the tubular counterweight (20) being nested with including one group, each layer tubular counterweight (20)
The upper end setting driving mechanism that drives the tubular counterweight (20) to move up and down；For for claiming below the tubular counterweight (20)
The pallet counterweight (34) of weight or pressure detecting；The tubular counterweight (20) from inside to outside successively successively decrease by height；Each tubular
Support protrusion (91) are arranged in counterweight (20) upper end outer cylinder；It is characterized in that,
The driving mechanism includes one group of the corresponding circumferentially spaced about setting of each tubular counterweight (20) support protrusion (91)
The support code bar (27) of horizontal extension, each support code bar (27) rear portion connect support code bar driving cylinder (24)；Each institute
Support code bar driving cylinder (24) is stated to be fixed on the support code pylon (25) that one is vertically driven by drawing counterweight cylinder (98).
2. tubular counterweight loading mechanism according to claim 1, which is characterized in that the corresponding cylinder of the support code pylon (25)
State at the top of shape counterweight (20) is arranged in pyramidal structure.
3. tubular counterweight loading mechanism according to claim 1, which is characterized in that support code bar (27) described in each group is at least
3.
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| Application Number | Priority Date | Filing Date | Title |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910387134.6A CN110196136B (en) | 2019-05-09 | 2019-05-09 | Tube-shape weight loading mechanism |
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| CN110196136B CN110196136B (en) | 2022-08-02 |
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| CN104019938A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Free-combination automatic-weight adding device |
| CN104019937A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Sequential weight adding device |
| CN104458099A (en) * | 2014-12-13 | 2015-03-25 | 太原市太航压力测试科技有限公司 | Actuator for increasing or decreasing special weights of piston gauge and method |
| KR20180000774A (en) * | 2016-06-23 | 2018-01-04 | 한국표준과학연구원 | Weights Loading and Unloading Apparatus of A Torque Calibration Machine And Loading and Unloading Method Thereof |
| CN108020375A (en) * | 2018-01-19 | 2018-05-11 | 赵珊珊 | A kind of full automatic piston pressure gauge |
| CN108801533A (en) * | 2018-04-12 | 2018-11-13 | 上海敏榆实业有限公司 | A kind of fully automatic piston type pressure gauge |
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2019
- 2019-05-09 CN CN201910387134.6A patent/CN110196136B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019938A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Free-combination automatic-weight adding device |
| CN104019937A (en) * | 2014-05-27 | 2014-09-03 | 大连工业大学 | Sequential weight adding device |
| CN104458099A (en) * | 2014-12-13 | 2015-03-25 | 太原市太航压力测试科技有限公司 | Actuator for increasing or decreasing special weights of piston gauge and method |
| KR20180000774A (en) * | 2016-06-23 | 2018-01-04 | 한국표준과학연구원 | Weights Loading and Unloading Apparatus of A Torque Calibration Machine And Loading and Unloading Method Thereof |
| CN108020375A (en) * | 2018-01-19 | 2018-05-11 | 赵珊珊 | A kind of full automatic piston pressure gauge |
| CN108801533A (en) * | 2018-04-12 | 2018-11-13 | 上海敏榆实业有限公司 | A kind of fully automatic piston type pressure gauge |
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