CN104924608B - Liquid level measuring device and three-dimensional printer - Google Patents
Liquid level measuring device and three-dimensional printer Download PDFInfo
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- CN104924608B CN104924608B CN201410165391.2A CN201410165391A CN104924608B CN 104924608 B CN104924608 B CN 104924608B CN 201410165391 A CN201410165391 A CN 201410165391A CN 104924608 B CN104924608 B CN 104924608B
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- 239000007788 liquid Substances 0.000 title claims abstract description 104
- 238000005259 measurement Methods 0.000 claims description 73
- 238000003825 pressing Methods 0.000 claims description 26
- 230000000903 blocking effect Effects 0.000 claims description 23
- 238000007493 shaping process Methods 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 5
- 238000010146 3D printing Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000001723 curing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000000016 photochemical curing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003196 chaotropic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
A liquid level measuring device is suitable for a material container for containing liquid and comprises a measuring mechanism. The measuring mechanism comprises a bracket, a rotating disc which can pivot on the bracket and is provided with a measuring scale, a measuring arm which is connected with the rotating disc and can extend into the material containing container in a removable way, and a sensor which is arranged on the bracket and is used for sensing the measuring scale of the rotating disc, wherein the measuring arm is provided with a buoy, the buoy can float on the surface of liquid and lift along with the height of the liquid level, and the measuring arm is driven to drive the rotating disc to rotate, so that the sensor can sense the measuring scale to measure the current stock of the corresponding liquid and display the corresponding scale value. The liquid level measuring device can accurately measure the height of the liquid level, and a three-dimensional printer is formed by adding a laser, a scanning mechanism, a forming mechanism and the material container.
Description
Technical field
The present invention relates to a kind of measuring equipment, more particularly to a kind of liquid level that can accurately measure liquid level measures dress
Put and three-dimensional printer.
Background technology
In 3D printing (3D printing) technology, the solid method of forming (Stereolithography, SLA) of cubic light is
The one way in which of 3D printing.And using SLA 3D printer be in being put into photosensitive resin in charge cask, it is photosensitive by this
Resin receives corresponding optical wavelength and reaches curing molding.
And when using liquid charge cask, user often needs to learn that the liquid capacity amount contained (is hereafter carried at any time
To liquid mean photosensitive resin in 3D printing).For the charge cask, simple mark mode can be used, appearance is utilized
Accumulated amount and the characteristic that liquid level is in a linear relationship or non-linear relation, in represented by index liquid on container to each liquid level
Volume.Whereby, user just can learn the liquid capacity amount contained.But such a metering system is more inconvenient, because with
Family must can all cause measurement not accurate by the sight horizontal alignment liquid level, if sight is somewhat higher or relatively low, therefore in this type
Charge cask, be typically to use a liquid level measuring equipment, produce the buoy of angle change using that can change with liquid level, indirectly
Ground measures liquid level, and then obtains the information of liquid capacity amount.
Refering to Fig. 1 and Fig. 2, existing liquid level measuring equipment is applied to a liquid container 90, and includes a buoy 91
With a measuring equipment 92.The one end of buoy 91 is to float on liquid level, and the other end is then linked to the measuring equipment 92, and the buoy 91
It can be rotated with the change of liquid level centered on pivot 93.In the measuring equipment 92 including one be also fixed on the pivot 93 and with this
The pole 94 of the gearing of buoy 91.When the buoy 91 is rotated with level change, the pole 94 is just driven on a resistor disc 95
Move back and forth.And one end of the pivot 93 and the resistor disc 95 is respectively connecting to electrical contact 96 and 97.Due to the pivot 93 with
The pole 94 is also made up of conductor material, therefore when applying a voltage between the electrical contact 96 and 97, just can be formed such as arrow
Conducting state shown in first 98, makes electric current by the electrical contact 96, passes through the pivot 93, pole 94, and the position of pole 94
The resistor disc 95 on right side is back to the electrical contact 97.Rotated according to pole 94 caused by different liquid levels, resistor disc 95
Conduction path length on the direction of arrow 98 can be changed, therefore from electrical contact 96 to the conduction between electrical contact 97
The resistance value in path can produce corresponding change.So, user obtains by measurement current strength, and with further reference to advance
Current strength and liquid capacity magnitude relation, just can learn liquid capacity amount stored in liquid container 90.However, working as
When the liquid level measuring equipment of this type is used for a long time, often the moving back and forth and Fast Wearing because of pole 94 of resistor disc 95,
Therefore the resistor disc 95 in measuring equipment 92 need to be regularly replaced.
Therefore, from the above：The structure of conventional liquid level measuring equipment not only complex operation, and measurement dress is used for a long time
The abrasion for easily causing part is put, further shortens the life-span of product.Therefore existing liquid level measuring equipment still has what is further improved
Space.
The content of the invention
It is an object of the invention to provide a kind of liquid level measuring equipment and three-dimensional printer, with nonabradable part with
Shirtsleeve operation mode, so that user accurately measures liquid level.
Liquid level measuring equipment of the present invention, it is adaptable to which one contains the charge cask of liquid, includes a measurement mechanism.The measuring machine
Structure can pivot on the support including a support, one and have the rotating disk of a measuring rule, one connects the rotating disk and extensible
The measurement arm that ground is stretched into the charge cask, and one be arranged at the support and for sense the rotating disk measuring rule sensing
Device, the measurement arm has a buoy, and the buoy can float on the surface of liquid and be lifted with the height of liquid level, and interlock the measurement
Arm drives the rotation disc spins, enables the sensor to sense the measuring rule to measure the storage of corresponding liquid instantly, and display pair
The scale value answered.
It is preferred that the measurement mechanism also includes a processor, and the sensor has a modular converter, the modular converter energy
The scale value measured is converted into electronic signal to receive for the processor, enables the processor detecting real-time and shows at present
Liquid level.
It is preferred that the measurement arm of the measurement mechanism also have one connect the rotating disk the first arm section, and one by this first
Arm section is formed at the end of the second arm section toward interior the second arm section extended of the charge cask, the buoy.
It is preferred that the measuring rule of the rotating disk of the measurement mechanism has a loophole of multiple spaced-apart relations, and the biography
Sensor also has one first transmitter module, and one first receiving module, and first transmitter module can launch a laser beam and penetrate one
The individual loophole, makes first receiving module receive the laser beam, and when the rotating disk is rotated, the first receiving module energy
Counted with the change of the laser beam, and react the scale value of correspondence.
It is preferred that the measurement mechanism also includes a zero adjuster, the zero adjuster has the second hair of one laser beam of transmitting
Penetrate module, and second receiving module for receiving the laser beam, and first arm section has one away from second arm section and can
Interdict the blocking portion of the laser beam, and one between second arm section and the zero adjuster and is connected to the connection of the rotating disk
Portion, when the laser beam is interdicted in the blocking portion, second receiving module is to notify the processor that the scale value of counting is zeroed.
It is preferred that the liquid level measuring equipment also includes an interlinked mechanism, the interlinked mechanism includes a trace and an elasticity
Element, the trace be hubbed at the support of the measurement mechanism and can relative to the support an adjustment location and one zero position it
Between pivot, and be butted on the pushing and pressing bar portion of the charge cask, one with one and releasedly abut against it for the measurement arm of the measurement mechanism
On contact bar portion, and one link pivot joint bar portion between the pushing and pressing bar portion and the contact bar portion, and one end of the flexible member
It is connected to the pushing and pressing bar portion and the other end is linked to a stationary plane, when the trace is in the adjustment location, the charge cask is supported
The pushing and pressing bar portion is pressed to compress the flexible member, and interlocking the contact bar portion and moving down makes first arm section decline for measuring, and
When the trace is in the zero position, the charge cask recovers not in contact with the pushing and pressing bar portion, and the flexible member by elasticity
Push to the pushing and pressing bar portion, interlocking the contact bar portion and moving up makes first arm section rising, so interlock the blocking portion interdict this
The laser beam emitted by two transmitter modules, makes the processor that the scale value of counting to be zeroed.
Three-dimensional printer of the present invention, includes a charge cask, a measurement mechanism, a laser, one scan mechanism, and one one-tenth
Type mechanism.The charge cask includes the bottom wall of a tool translucency, and a surrounding wall by bottom wall week along extension, the bottom wall and encloses
It is engaged around wall around a room with an opening is defined, the room is used for the liquid for containing tool photo-curable.The measuring machine
Structure can pivot on the support including a support, one and have the rotating disk of a measuring rule, one connects the rotating disk and extensible
The measurement arm that ground is stretched into the charge cask, and one be arranged at the support and for sense the rotating disk measuring rule sensing
Device, the measurement arm has a buoy, and the buoy can float on the surface of liquid and be lifted with the height of liquid level, and interlock the measurement
Arm drives the rotation disc spins, enables the sensor to sense the measuring rule to measure the storage of corresponding liquid instantly, and display pair
The scale value answered.The laser is used to launch a laser beam.The sweep mechanism is used to the laser beam reflexing to the charge cask
Bottom wall and be irradiated in the liquid.The shaping mechanism can stretch through the charge cask opening and relative to being moved down on the charge cask
It is dynamic, so as to stretching the product after the liquid curing.
It is preferred that the measurement mechanism also includes a processor, and the sensor has a modular converter, the modular converter energy
The scale value measured is converted into electronic signal to receive for the processor, enables the processor detecting real-time and shows at present
Liquid level.
It is preferred that the measurement arm of the measurement mechanism also have one connect the rotating disk the first arm section, and one by this first
Arm section is formed at the end of the second arm section toward interior the second arm section extended of the charge cask, the buoy.
It is preferred that the measuring rule of the rotating disk of the measurement mechanism has a loophole of multiple spaced-apart relations, and the biography
Sensor also has one first transmitter module, and one first receiving module, and first transmitter module can launch a laser beam and penetrate one
The individual loophole, makes first receiving module receive the laser beam, and when the rotating disk is rotated, the first receiving module energy
Counted with the change of the laser beam, and react the scale value of correspondence.
It is preferred that the measurement mechanism also includes a zero adjuster, the zero adjuster has the second hair of one laser beam of transmitting
Penetrate module, and second receiving module for receiving the laser beam, and first arm section has one away from second arm section and can
Interdict the blocking portion of the laser beam, and one between second arm section and the zero adjuster and is connected to the connection of the rotating disk
Portion, when the laser beam is interdicted in the blocking portion, second receiving module is to notify the processor that the scale value of counting is zeroed.
It is preferred that the three-dimensional printer also includes an interlinked mechanism, the interlinked mechanism includes a trace and an elasticity member
Part, the trace is hubbed at the support of the measurement mechanism and can be relative to the support between an adjustment location and a zero position
Pivot, and be butted on the pushing and pressing bar portion of the charge cask with one, one releasedly abutted against thereon for the measurement arm of the measurement mechanism
Contact bar portion, and one link pivot joint bar portion between the pushing and pressing bar portion and the contact bar portion, and one end of the flexible member connects
It is connected to the pushing and pressing bar portion and the other end is linked to a stationary plane, when the trace is in the adjustment location, the charge cask is compressed
The pushing and pressing bar portion is to compress the flexible member, and interlocking the contact bar portion and moving down makes first arm section decline for measuring, and works as
The trace is at the zero position, and the charge cask is not in contact with the pushing and pressing bar portion, and the flexible member is by elastic restoring force
Push against the pushing and pressing bar portion, interlock the contact bar portion move up make first arm section rising, and then interlock the blocking portion interdict this second
The laser beam emitted by transmitter module, makes the processor that the scale value of counting to be zeroed.
It is preferred that the three-dimensional printer also includes a shell, the shell includes covering on a housing and one, and the housing defines one
Access port, lid is covered on the access port with can lifting conjunction on this, and the housing defines an inner space jointly with lid on this, inside this
Space is set wherein for the charge cask, measurement mechanism, interlinked mechanism, laser, sweep mechanism and shaping mechanism.
It is preferred that the three-dimensional printer also includes an inner space for being arranged at the shell and support is stood and fixes the charge cask
Frame.
The beneficial effects of the present invention are：The buoy can float on the surface of liquid and be lifted with the height of liquid level, and even
Move the measurement arm and drive the rotation disc spins, the sensor is sensed the measuring rule to measure the storage of corresponding liquid instantly,
And the scale value of display correspondence, with nonabradable part and shirtsleeve operation mode, the use of part can not only be lifted
In the life-span, also reduce operational complexity simultaneously.
Brief description of the drawings
Fig. 1 is a floor map, illustrates prior art；
Fig. 2 is a partial enlarged drawing, illustrates a measuring equipment of the prior art；
Fig. 3 is side view diagram, illustrates a preferred embodiment of liquid level measuring equipment of the present invention；
Fig. 4 is Fig. 3 Partial enlarged side view, illustrates that a flexible member of the preferred embodiment recovers to normality, makes one
Trace is switched to a zero position；
Fig. 5 is side view diagram, illustrates to be covered on an access port on the one of the preferred embodiment；
Fig. 6 is Fig. 5 Partial enlarged side view, illustrates that the flexible member of the preferred embodiment is compressed, makes the gearing
Bar is switched to an adjustment location；
Fig. 7 is a stereogram, illustrates the measurement mechanism and an interlinked mechanism of the preferred embodiment, and the interlinked mechanism it
The trace is in the adjustment location；
Fig. 8 is a stereogram, illustrates trace of the interlinked mechanism of the preferred embodiment in the zero position；
Fig. 9 is a front view, illustrates that the measurement mechanism of the preferred embodiment measures the state of liquid level；
Figure 10 is Fig. 9 partial enlarged drawing, illustrates a sensor of the preferred embodiment, and the measurement mechanism it
One measuring rule；
Figure 11 is a front view, illustrates trace of the interlinked mechanism of the preferred embodiment in the zero position；
Figure 12 is Figure 11 partial enlarged drawing, illustrates that one of measurement mechanism of preferred embodiment blocking portion blocking one is returned
One laser beam sensor of zero device；And
Figure 13 is a block diagram, illustrates the processor, a modular converter, one first receiving module of the preferred embodiment,
And one second connection relationship between receiving module.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is described in detail.
The explanation of following preferred embodiment is the specific reality that can be used for implementation for illustrating the present invention with reference to additional schema
Apply example.The direction term that the present invention is previously mentioned, is only with reference to additional such as " on ", " under ", "front", "rear", "left", "right"
The direction of schema.Therefore, the direction term used is for illustrating, rather than for limiting the present invention.
Refering to Fig. 3, Fig. 5 and Fig. 7, the preferred embodiment of one of three-dimensional printer of the present invention includes a shell 1, a frame 2, one
Charge cask 3, a measurement mechanism 4, an interlinked mechanism 5, a laser 6, one scan mechanism 7, and a shaping mechanism 8.
The shell 1 includes lid 12 on a housing 11 and one.The housing 11 defines an access port 14, and lid 12 can lift conjunction ground on this
The access port 14 is covered on, and the housing 11 is engaged with lid on this 12 and defines an inner space 13 jointly.Lid 12 can phase on this
Moved for the housing 11 between a uncapped position (as shown in Figure 3) and a closed position (as shown in Figure 5).The inner space 13
For the frame 2, charge cask 3, measurement mechanism 4, interlinked mechanism 5, laser 6, sweep mechanism 7, and shaping mechanism 8, it is set
In.And the frame 2 support is stood and fixes the charge cask 3.When lid 12 is in the uncapped position on this, user can be by the charge cask 3
Taken out by the access port 14, to facilitate cleaning；And when in the closed position, the charge cask 3 is placed in the frame 2, use
Person can be printed.
The charge cask 3 includes the bottom wall 31 of a tool translucency, and a surrounding wall 32 extended by 31 weeks edges of the bottom wall, should
Bottom wall 31 and surrounding wall 32 are engaged around a room 33 with an opening 34 is defined, and the room 33 is used to contain tool photocuring
The liquid 100 of property.
Refering to Fig. 6, Fig. 7, Fig. 8 and Figure 13, the measurement mechanism 4 include a support 41, a rotating disk 42, one measure arm 43,
One sensor 44, a zero adjuster 45, and a processor 46.The support 41 is arranged in the frame 2, and the rotating disk 42 is articulated in this
The (not shown) of support 41 and with a measuring rule 421 for being surrounded on all edges, the measuring rule 421 has multiple spaced-apart relations
Loophole 422, the measurement arm 43 connects the rotating disk 42 and removably stretched into the charge cask 3, and the sensor 44 is set
The support 41 and the measuring rule 421 for sensing the rotating disk 42 are placed in, and the sensor 44 has one first transmitter module
441st, one first receiving module 442, and a modular converter 443.First transmitter module 441 can launch a laser beam (not shown)
The loophole 422 is penetrated, first receiving module 442 is received the laser beam, and when the rotating disk 42 is rotated, should
First receiving module 442 can be counted with the change of the laser beam, and the scale value of reaction correspondence, and the energy of modular converter 443
The scale value measured is converted into electronic signal.
In detail, the measurement arm 43 has one first arm, 431, one second arm of section section 432, and a buoy 435.First arm
Section 431 connects the rotating disk 42, and second arm section 432 extends from first arm section 431 toward the charge cask 3 is interior, and the buoy
435 are formed at the end of second arm section 432, and can float on the surface of liquid 100 and be lifted with the height of liquid level 10, and even
Moving the measurement arm 43 drives the rotating disk 42 to rotate, and enables the storage of the corresponding liquid 100 instantly of the sensor 44 detecting, and display
The scale value of correspondence.
In addition, the zero adjuster 45 is also arranged in the frame 2, and with one second transmitter module 451, and one second reception
Module 452.Second transmitter module 451 launches a laser beam (not shown), and second receiving module 452 receives the laser light
Line, and first arm section 431 has a blocking portion 434, and a connecting portion 433.The blocking portion 434 is away from second arm section 432
And can interdict the laser beam of the zero adjuster 45, the connecting portion 433 between second arm section 432 and the blocking portion 434 simultaneously
It is connected to the rotating disk 42.
The processor 46 can receive the electronic signal of the modular converter 443 conversion, make the detecting real-time of processor 46 and show
Show current liquid level.
Refering to Fig. 4 to Fig. 8, and Figure 13, the interlinked mechanism 5 includes a trace 51 and a flexible member 52.The trace
51 be hubbed at the support 41 and can relative to the support 41 an adjustment location (as shown in Figure 7) and one zero position (such as Fig. 8 institutes
Show) between pivot.And the trace 51 has a pushing and pressing bar portion 512, a contact bar portion 513, and a pivot joint bar portion 511.This is pushed away
Support rod portion 512 is butted on the charge cask 3, and the contact bar portion 513 is releasedly abutted against thereon for first arm section 431, the pivot joint
Bar portion 511 is linked between the pushing and pressing bar portion 512 and the contact bar portion 513, and one end of the flexible member 52 is connected to this and pushed away
The support rod portion 512 and other end is linked to a stationary plane 810.In the present embodiment, the flexible member 52 is a spring, but also can be
Other elastomers, however it is not limited to this.
When the trace 51 is in the adjustment location, the charge cask 3 is adjacent to the stationary plane 810 and compresses the pushing and pressing bar portion
512 to compress the flexible member 52, and interlocking the contact bar portion 513 and moving down makes the position of the nearly second arm section 432 of first arm section 431
Declined together with the second arm section 432 by self gravitation for measuring, and now the zero adjuster 45 is left in the blocking portion 434；And work as
At the zero position, the charge cask 3 is away from the stationary plane 810, and the flexible member 52 should by elastic restoring force pushing and pressing
Push against bar portion 512, interlock the contact bar portion 513 move up make first arm section 431 rise to the blocking portion 434 interdict the zero adjuster
45 laser beam, makes second receiving module 451 not receive the laser beam and notifies the processor 46 by the quarter of counting
Angle value is zeroed.Therefore user is when being intended to take out the charge cask 3, the contact bar portion 513 of the trace 51 being capable of the lifting measurement
Arm 43, makes second arm section 432 of the measurement arm 43, the buoy 435 be removed from the charge cask 3 and be maintained above the Sheng
The position of material container 3, the charge cask 3 is taken out to facilitate；And when the charge cask 3 is playbacked to use state, the trace
51 contact bar portion 513 can be displaced downwardly to the position for not contacting the measurement arm 43 automatically, make second arm section of the measurement arm 43
432nd, the buoy 435 declines and among the charge cask 3 that hangs down, in favor of subsequently measuring.
The position of laser 6 is less than the charge cask 3, for launching a laser beam to the sweep mechanism 7.And the scanning machine
Structure 7 is located at the underface of the charge cask 3, and the laser beam is reflexed into the bottom wall 31 of the charge cask 3 and the liquid is irradiated in
100, the solidification to perform liquid 100, which makes, to be programmed.The shaping mechanism 8 includes one one-tenth arm 81, and a shaped platform 82.This into
Arm 81 is arranged in the frame 2 and is formed with the stationary plane 810, and the shaped platform 82 is located at the top of bottom wall 31 and can stretched through
The opening 34, and can be moved up and down relative to this into arm 81, so as to stretching the product 110 after the liquid 100 solidification.Emphasize
Ground, the product 110 only illustrates the construction for drawing stacked in layers.
Refering to Fig. 9, Figure 12 and Figure 13, especially to illustrate that：In the present embodiment, the photo-curable liquid 100 is light
Solidified resin, is alternatively other kinds of shaping dope certainly, is not disclosed and is limited with the present embodiment.And the charge cask 3 is first
Insulating liquid 200 is added in bottom, photo-curable liquid 100 is added on the insulating liquid 200, and the insulating liquid 200 be will not
It is consumed, its purpose is to prevent the photo-curable liquid 100 from being contacted with the bottom wall 31, to avoid laser beam from being irradiated in this
Photo-curable liquid 100 and make its curing molding on the bottom wall 31.
Illustrate the function mode of the measurement liquid level of the three-dimensional printer below.
First, in adding insulating liquid 200 in the charge cask 3, now the buoy 435 floats on the surface of the insulating liquid 200,
And interlock the measurement arm 43 and the rotating disk 42 is rotated, the sensor 44 is sensed the scale value of the correspondence, until add this every
The starting of chaotropic 200 to one scale value can be subsequently added into the photo-curable liquid 100.And buoy 435 then floats on the photocuring
The surface of property liquid 100, adds the highest scale value of photo-curable liquid 100 to one or between the highest scale value and one gradually
Between minimum scale value, now, the capacity of the photo-curable liquid 100 is determined by the shaping demand needed for user.Then it is
3D printing can be entered, when capacity consumption to minimum scale value of the photo-curable liquid 100, that is, notify user to supplement
The photo-curable liquid 100.
It is engaged by the above-mentioned measurement mechanism 4 and the interlinked mechanism 5, just constitutes a kind of liquid level measuring equipment.
In summary, the end of second arm section 432 is formed at by the buoy 435, and the surface of liquid 100 can be floated on
And lifted with the height of liquid level 10, and interlock the measurement arm 43 drive the rotating disk 42 rotate, enable the sensor 44 sensing
The scale of the correspondence, accurately to measure the height of liquid level 10, and then learns the cubical content of liquid 100, and with not easy to wear
Part and shirtsleeve operation mode, collocation optical principle does accurate measurement, can not only increase the service life of part, also
Operational complexity is reduced simultaneously, therefore the purpose of the present invention can be reached really.
Only as described above, only the preferred embodiments of the invention, when the model of implementation of the invention can not be limited with this
Enclose, i.e., the simple equivalent changes and modifications made generally according to the claims in the present invention and invention description content all still belongs to this hair
In the range of bright patent covers.
Claims (14)
1. a kind of liquid level measuring equipment, it is adaptable to which one contains the charge cask of liquid；It is characterized in that：The liquid level measuring equipment bag
Contain：
One measurement mechanism, including a support, one can pivot on the support and the rotating disk with a measuring rule, one connect the rotation
Rotating disk and the measurement arm removably stretched into the charge cask, and one be arranged at the support and for sensing the degree of the rotating disk
The sensor of gage, the measurement arm has a buoy, and the buoy can float on the surface of liquid and be lifted with the height of liquid level, and
Interlock the measurement arm and drive the rotation disc spins, enable the sensor to sense the measuring rule to measure depositing for corresponding liquid instantly
Amount, and the scale value of display correspondence；
Wherein, the measurement mechanism also includes a zero adjuster and a processor, and the zero adjuster has the of one laser beam of transmitting
Two transmitter modules, and second receiving module for receiving the laser beam, and the measurement arm has one can interdict the laser beam
Blocking portion, an and connecting portion for being connected to the rotating disk, when the laser beam is interdicted in the blocking portion, second receiving module
Notify the processor that the scale value of counting is zeroed.
2. liquid level measuring equipment according to claim 1, it is characterised in that：The sensor has a modular converter, this turn
The scale value measured can be converted into electronic signal and be received for the processor by mold changing block, enable the processor detecting real-time and show
Show current liquid level.
3. liquid level measuring equipment according to claim 2, it is characterised in that：The measurement arm of the measurement mechanism also has one to connect
Connect the first arm section of the rotating disk, and one from first arm section toward the second arm section extended in the charge cask, the buoy is formed
In the end of the second arm section.
4. liquid level measuring equipment according to claim 3, it is characterised in that：The measuring rule tool of the rotating disk of the measurement mechanism
There is the loophole of multiple spaced-apart relations, and the sensor also has one first transmitter module, and one first receiving module, should
First transmitter module can launch a laser beam and penetrate the loophole, first receiving module is received the laser beam, and
When the rotating disk is rotated, first receiving module can be counted with the change of the laser beam, and react the scale value of correspondence.
5. liquid level measuring equipment according to claim 4, it is characterised in that：The blocking portion and the connecting portion be arranged on this
One arm section, the blocking portion is away from second arm section, and the connecting portion is between second arm section and the zero adjuster.
6. liquid level measuring equipment according to claim 5, it is characterised in that：The liquid level measuring equipment also interlocks machine comprising one
Structure, the interlinked mechanism includes a trace and a flexible member, and the trace is hubbed at the support of the measurement mechanism and can be relative
Pivoted in the support between an adjustment location and a zero position, and the pushing and pressing bar portion of the charge cask, one are butted on one
Contact bar portion thereon is releasedly abutted against for the measurement arm of the measurement mechanism, and one links the pushing and pressing bar portion and the contact bar portion
Between pivot joint bar portion, and one end of the flexible member is connected to the pushing and pressing bar portion and the other end is linked to a stationary plane, when this
Trace is in the adjustment location, and the charge cask compresses the pushing and pressing bar portion to compress the flexible member, and interlocks the contact bar
Subordinate, which moves, makes first arm section decline for measuring, and when the trace is in the zero position, the charge cask is not in contact with this
Push against bar portion, and the flexible member pushes against the pushing and pressing bar portion by elastic restoring force, interlock the contact bar portion move up make this first
Arm section rises, and then interlocks the blocking portion and interdict the laser beam emitted by second transmitter module, the processor will be counted
Several scale value zeros.
7. a kind of three-dimensional printer；It is characterized in that：The three-dimensional printer is included：
One charge cask, includes the bottom wall of a tool translucency, and a surrounding wall by bottom wall week along extension, the bottom wall and surrounds
Wall is engaged around a room with an opening is defined, and the room is used for the liquid for containing tool photo-curable；
One measurement mechanism, including a support, one can pivot on the support and the rotating disk with a measuring rule, one connect the rotation
Rotating disk and the measurement arm removably stretched into the charge cask, and one be arranged at the support and for sensing the degree of the rotating disk
The sensor of gage, the measurement arm has a buoy, and the buoy can float on the surface of liquid and be lifted with the height of liquid level, and
Interlock the measurement arm and drive the rotation disc spins, enable the sensor to sense the measuring rule to measure depositing for corresponding liquid instantly
Amount, and the scale value of display correspondence；
One laser, for launching a laser beam；
One scan mechanism, for the laser beam to be reflexed to the bottom wall of the charge cask and the liquid is irradiated in；And
One shaping mechanism, the opening for the charge cask that can stretch through and moved up and down relative to the charge cask, so as to stretching the liquid
A product after body solidification；
Wherein, the measurement mechanism also includes a zero adjuster and a processor, and the zero adjuster has the of one laser beam of transmitting
Two transmitter modules, and second receiving module for receiving the laser beam, and the measurement arm has one can interdict the laser beam
Blocking portion, an and connecting portion for being connected to the rotating disk, when the laser beam is interdicted in the blocking portion, second receiving module
Notify the processor that the scale value of counting is zeroed.
8. three-dimensional printer according to claim 7, it is characterised in that：The sensor has a modular converter, the conversion
The scale value measured can be converted into electronic signal and be received for the processor by module, enable the processor detecting real-time and show
Current liquid level.
9. three-dimensional printer according to claim 8, it is characterised in that：The measurement arm of the measurement mechanism also has a connection
The first arm section of the rotating disk, and one from first arm section toward the second arm section extended in the charge cask, the buoy is formed at
The end of the second arm section.
10. three-dimensional printer according to claim 9, it is characterised in that：The measuring rule tool of the rotating disk of the measurement mechanism
There is the loophole of multiple spaced-apart relations, and the sensor also has one first transmitter module, and one first receiving module, should
First transmitter module can launch a laser beam and penetrate the loophole, first receiving module is received the laser beam, and
When the rotating disk is rotated, first receiving module can be counted with the change of the laser beam, and react the scale value of correspondence.
11. three-dimensional printer according to claim 10, it is characterised in that：The blocking portion and the connecting portion be arranged on this
One arm section, the blocking portion is away from second arm section, and the connecting portion is between second arm section and the zero adjuster.
12. three-dimensional printer according to claim 11, it is characterised in that：The three-dimensional printer also interlocks machine comprising one
Structure, the interlinked mechanism includes a trace and a flexible member, and the trace is hubbed at the support of the measurement mechanism and can be relative
Pivoted in the support between an adjustment location and a zero position, and the pushing and pressing bar portion of the charge cask, one are butted on one
Contact bar portion thereon is releasedly abutted against for the measurement arm of the measurement mechanism, and one links the pushing and pressing bar portion and the contact bar portion
Between pivot joint bar portion, and one end of the flexible member is connected to the pushing and pressing bar portion and the other end is linked to a stationary plane, when this
Trace is in the adjustment location, and the charge cask compresses the pushing and pressing bar portion to compress the flexible member, and interlocks the contact bar
Subordinate, which moves, makes first arm section decline for measuring, and when the trace is in the zero position, the charge cask is not in contact with this
Push against bar portion, and the flexible member pushes against the pushing and pressing bar portion by elastic restoring force, interlock the contact bar portion move up make this first
Arm section rises, and then interlocks the blocking portion and interdict the laser beam emitted by second transmitter module, the processor will be counted
Several scale value zeros.
13. three-dimensional printer according to claim 12, it is characterised in that：The three-dimensional printer also includes a shell, should
Shell includes covering on a housing and one, and the housing defines an access port, and lid is covered on the access port, and the shell with can lifting conjunction on this
Body with this on lid define an inner space jointly, the inner space for the charge cask, measurement mechanism, interlinked mechanism, laser,
Sweep mechanism and shaping mechanism are set wherein.
14. three-dimensional printer according to claim 13, it is characterised in that：The three-dimensional printer is also arranged at this comprising one
The inner space of shell and the vertical frame for fixing the charge cask of support.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW103110502A TWI526675B (en) | 2014-03-20 | 2014-03-20 | Liquid level measuring device and 3d printer |
| TW103110502 | 2014-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104924608A CN104924608A (en) | 2015-09-23 |
| CN104924608B true CN104924608B (en) | 2017-08-08 |
Family
ID=54112175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410165391.2A Expired - Fee Related CN104924608B (en) | 2014-03-20 | 2014-04-23 | Liquid level measuring device and three-dimensional printer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104924608B (en) |
| TW (1) | TWI526675B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161910Y (en) * | 1993-08-25 | 1994-04-13 | 王文瑞 | Optical code liquid level indicator |
| CN2311761Y (en) * | 1997-11-26 | 1999-03-24 | 吴励鸣 | Oil level monitor |
| CN1517685A (en) * | 2003-01-09 | 2004-08-04 | ����ϲ�� | Detection system for liquid level in tank |
| CN101004355A (en) * | 2006-12-19 | 2007-07-25 | 美的集团有限公司 | Liquid level meter and measuring method thereof |
| JP4419570B2 (en) * | 2003-12-26 | 2010-02-24 | 富士ゼロックス株式会社 | 3D image photographing apparatus and method |
| CN103231513A (en) * | 2013-04-01 | 2013-08-07 | 杭州笔水画王电子科技有限公司 | 3D printing method and 3D printer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08338753A (en) * | 1995-06-12 | 1996-12-24 | C Met Kk | Measuring apparatus for liquid surface height of photocuring liquid |
-
2014
- 2014-03-20 TW TW103110502A patent/TWI526675B/en not_active IP Right Cessation
- 2014-04-23 CN CN201410165391.2A patent/CN104924608B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161910Y (en) * | 1993-08-25 | 1994-04-13 | 王文瑞 | Optical code liquid level indicator |
| CN2311761Y (en) * | 1997-11-26 | 1999-03-24 | 吴励鸣 | Oil level monitor |
| CN1517685A (en) * | 2003-01-09 | 2004-08-04 | ����ϲ�� | Detection system for liquid level in tank |
| JP4419570B2 (en) * | 2003-12-26 | 2010-02-24 | 富士ゼロックス株式会社 | 3D image photographing apparatus and method |
| CN101004355A (en) * | 2006-12-19 | 2007-07-25 | 美的集团有限公司 | Liquid level meter and measuring method thereof |
| CN103231513A (en) * | 2013-04-01 | 2013-08-07 | 杭州笔水画王电子科技有限公司 | 3D printing method and 3D printer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104924608A (en) | 2015-09-23 |
| TW201537148A (en) | 2015-10-01 |
| TWI526675B (en) | 2016-03-21 |
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Granted publication date: 20170808 Termination date: 20210423 |