CN101811084B - Crushing machine head with thickness measurer - Google Patents
Crushing machine head with thickness measurer Download PDFInfo
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- CN101811084B CN101811084B CN2009102030852A CN200910203085A CN101811084B CN 101811084 B CN101811084 B CN 101811084B CN 2009102030852 A CN2009102030852 A CN 2009102030852A CN 200910203085 A CN200910203085 A CN 200910203085A CN 101811084 B CN101811084 B CN 101811084B
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- machine head
- crushing machine
- reflectogauge
- slit
- thickness
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Abstract
This invention provides a crushing machine head with thickness measurer and includes a crushing machine head case, a motor, an indicator, several crushing bladders and a sensor. Said sensor includes a thickness measurer and a control mechanism. Said crushing machine head is suitable for indicating the thickness of material prepared for crushing, when the thickness exceeds predetermined maximum, the crushing operation will be stopped.
Description
Technical field
Present invention relates in general to crushing machine head, and relate more specifically to be suitable for monitoring material thickness and provide caution, thickness to indicate and/or stop the crushing machine head of the operation of pulverizer.
Background technology
Pulverizer generally includes motor, gear and by a plurality of grinder blade of motor through gear drive.Conventional pulverizer makes motor with identical power level operation, and has nothing to do with treating material crushed.Grinder motor maybe can be in short time interval with higher power operation, but for the service life that increases motor with reduce power consumption, the power level of motor be set at be lower than its operation maximum.Motor with the operation of single power level possibly can't be pulverized the bigger material of thickness, has consumed more than required power on the lower pulverizing task requiring simultaneously.
Crushing machine head and/or prohibited method are provided, with and/or the monitoring method of thickness that is inserted into the material in the pulverizer possibly be favourable.
Summary of the invention
In brief, one embodiment of the present of invention relate to crushing machine head, and this crushing machine head comprises and defines the crushing machine head housing that is suitable for receiving the slit of treating comminution of material.Motor arrangement is in this crushing machine head housing.Indication display is arranged on the crushing machine head and is configured to provide the indication of the thickness that is inserted into the material in the slit.A plurality of grinder blade are arranged in the crushing machine head housing, are driven and are suitable for pulverizing the material that is inserted in the slit by motor.Sensor comprises reflectogauge and controlling organization.This reflectogauge comprises at least one projection; This projection arrangement is in the crushing machine head housing and be suitable for extending in the slit; Make that being inserted into material in the slit, that contact this at least one projection causes the reflectogauge displacement, displacement is roughly proportional with material thickness.Controlling organization is arranged in the crushing machine head housing and comprises a plurality of switches.In these a plurality of switches at least one is suitable for and can activates separately.A plurality of switches are orientated as and are made the displacement of reflectogauge be suitable for causing in a plurality of switches at least one to be activated.These a plurality of switch structures are to make the quantity that is activated and/or the combination of these a plurality of switches depend on the thickness of the material that makes the reflectogauge displacement.Controlling organization is communicated by letter with indication display, makes indication display generate listening or optical signal corresponding to the thickness that is inserted into the material in the slit in response at least one the activation in a plurality of switches.
Aspect separating, one embodiment of the present of invention relate to crushing machine head, and this crushing machine head comprises and defines the crushing machine head housing that is suitable for receiving the slit of treating comminution of material.Motor arrangement is in the crushing machine head housing.Indication display is arranged on the crushing machine head and is configured to provide the indication of the thickness that is inserted into the material in the slit.A plurality of grinder blade are arranged in the crushing machine head housing, are driven and are suitable for pulverizing the material that is inserted in the slit by motor.Sensor comprises reflectogauge and controlling organization.This reflectogauge comprises at least one projection; This projection arrangement is in the crushing machine head housing and be suitable for extending in the slit, make be inserted into material in the slit, that contact this at least one projection cause reflectogauge with roughly with the proportional amount displacement of material thickness.Controlling organization is arranged in the crushing machine head housing, detects the displacement of reflectogauge, and makes indication display indication thickness according to the displacement of reflectogauge.
In aspect separating, one embodiment of the present of invention relate to thickness that is inserted into the material in the crushing machine head and the method that shows this thickness of detecting.This method comprises: provide to define the crushing machine head housing that is suitable for receiving the slit of treating comminution of material; The a plurality of switches that are arranged in the crushing machine head housing are provided, and at least one in these a plurality of switches is suitable for independent activation; At least one activation according in a plurality of switches detects the thickness that is inserted into the material in the slit; And the indication that the thickness that is inserted into the material in the slit is provided according at least one the activation in a plurality of switches.
In aspect separating, one embodiment of the present of invention relate to crushing machine head.This crushing machine head comprises and defines the crushing machine head housing that holds the slit of treating comminution of material.Crushing machine head also comprises: be arranged in the motor in the crushing machine head housing; With a plurality of grinder blade, this grinder blade is arranged in the crushing machine head housing, is driven and is suitable for pulverizing the material in the slit that is inserted into the crushing machine head housing by motor.Crushing machine head also comprises sensor, and this sensor comprises reflectogauge and controlling organization.This reflectogauge is arranged in the crushing machine head housing and comprises at least one projection that extends in the slit.Be not inserted in the slit if there is material, then reflectogauge is in primary importance, and in this primary importance, this projection extends across slit, makes the material that is inserted in the slit can contact this projection and cause the reflectogauge displacement.Displacement is general proportional with the thickness that is inserted into the material in the slit.Controlling organization is arranged in the crushing machine head housing and comprises a plurality of switches, and at least one in these a plurality of switches is activated with can being independent of every other switch.The displacement of reflectogauge will activate at least one the grouping in a plurality of switches, and this grouping has reflected the thickness that is inserted into the material in the slit.Controlling organization is communicated by letter with motor, and responds at least one the activation in a plurality of switches through the motor power level that activates motor and the thickness of selecting to be suitable for most the material in the slit that is inserted into.
In aspect separating, one embodiment of the present of invention relate to crushing machine head.This crushing machine head comprises and defines the crushing machine head housing that holds the slit of treating comminution of material.Crushing machine head also comprises: be arranged in the motor in the crushing machine head housing; With a plurality of grinder blade, this grinder blade is arranged in the crushing machine head housing, is driven and is suitable for pulverizing the material in the slit that is inserted into the crushing machine head housing by motor.Crushing machine head also comprises sensor, and this sensor comprises reflectogauge and controlling organization.This reflectogauge is arranged in the crushing machine head housing and comprises at least one projection that extends in the slit.Be not inserted in the slit if there is material, then reflectogauge is in primary importance, and in this primary importance, this projection extends across slit, makes the material that is inserted in the slit can contact this projection and cause the reflectogauge displacement.Displacement is general proportional with the thickness that is inserted into the material in the slit.Controlling organization is arranged in the crushing machine head housing and detects the displacement of reflectogauge.Controlling organization activates motor according to the displacement of reflectogauge and selects the power of motor.
In aspect separating, one embodiment of the present of invention relate to the method for adjusting the power of pulverizer according to the thickness that is inserted into the material in the pulverizer.This method comprises the steps: to provide and defines the crushing machine head housing that is suitable for receiving the slit of treating comminution of material; The a plurality of switches that are arranged in the crushing machine head housing are provided, and at least one in these a plurality of switches can activate separately; At least one activation through in a plurality of switches detects the thickness that is inserted into the material in the slit; And select the power of crushing machine head according at least one the activation in a plurality of switches, select to be suitable for most the crushing machine head power of the thickness of the interior material of institute's slit that is inserted into thus.
Description of drawings
When combining advantages, with better understanding aforementioned summary of the invention and hereinafter detailed description to the preferred embodiments of the present invention.From diagram the object of the invention, presently preferred embodiment shown in the drawings.Yet, should be appreciated that to the invention is not restricted to shown accurate arrangement and device.In the accompanying drawings:
Fig. 1 is the perspective view of pulverizer according to a preferred embodiment of the invention; The crushing machine head housing defines and is used to receive the slit of treating comminution of material; Sensor comprises reflectogauge and controlling organization; This reflectogauge can comprise at least one projection, and this projection is suitable for extending to and makes the material that is inserted in the slit can contact reflectogauge and cause reflectogauge to pivot around the axis that is roughly parallel to this slit in the slit; Alternatively, this reflectogauge can be in response to sliding, withdraw or be out of shape with the contacting of material of being inserted, and do not depart from scope of the present invention; Motor is shown in broken lines; Can adjust the power of motor or make it invalid in response to the thickness that is inserted into the material in the crushing machine head;
Fig. 2 is the plan view from above of the pulverizer of Fig. 1; Sensor can comprise reflectogauge and controlling organization; This controlling organization can comprise a plurality of switches; Reflectogauge can comprise the switch element near a plurality of switches; At least one projection of reflectogauge can comprise the projection of five expansion; Yet, can use the projection of any kind of or number and not depart from scope of the present invention;
Fig. 3 is the perspective view of a possible preferred sensor using of the pulverizer with Fig. 1; Usage flag is each preferred components that this sensor unified to identify in 40 bracket; Controlling organization can comprise 4 oval switches, and each is all outstanding from the controlling organization base portion with the amount that is different from proximity switches for this ellipse switch; This switch can inwardly be pushed by reflectogauge; In a plurality of switches of controlling organization at least one can activate separately; This switch is preferably orientated as and is made the rotation of reflectogauge cause the switch element of reflectogauge to activate the grouping of a plurality of switches, and this grouping must preferably include at least one in the switch; Reflectogauge preferably includes at least one projection, at least one switch element; This at least one projection can extend in the slit;
Fig. 4 is the cutaway view along the pulverizer of Fig. 1 of the line 4-4 intercepting of Fig. 2; Reflectogauge usually is depicted as when no material and is inserted in the slit and is in preferred primary importance during near at least one projection; When reflectogauge was in primary importance, the switch element of reflectogauge did not preferably activate any switch in a plurality of switches, and controlling organization is selected the no power supply state of motor or the power rating of reduction; When no material is inserted in the slit and during near at least one projection, preferably but the primary importance that not necessarily reflectogauge is maintained such as the biasing element of torque spring.
Fig. 5 is the cutaway view along the amplification of the pulverizer of Fig. 1 of the line 4-4 intercepting of Fig. 2; The material that is inserted in the slit preferably causes reflectogauge to pivot; Make in a plurality of switches of switch element feature activation of reflectogauge at least one, thereby cause controlling organization to select the power rating corresponding to the thickness that is inserted into the material in the pulverizer of motor; Preferably, the power of motor is generally less than the power that is used to pulverize thicker material; Preferably, only the longest switch is contacted at the material shown in this figure; As changing substituting of motor power, can cause control piece to make indication display generate the thickness indication of that can listen, alphanumeric or vision reflectogauge shown in Fig. 5 to Fig. 8 and engaging of material, and not depart from scope of the present invention;
Fig. 6 is the cutaway view along the amplification of the pulverizer of Fig. 1 of the line 4-4 intercepting of Fig. 2; The figure shows its thickness material bigger, and this material causes reflectogauge to pivot, make switch element activate two grouping in a plurality of switches than the thickness that is inserted into the material in the slit shown in Figure 5; Preferably, these two switches that are activated are the longest in a plurality of switches; Preferably, the quantity of power of selected motor is greater than the quantity of power shown in Fig. 5;
Fig. 7 is the cutaway view along the amplification of the pulverizer of Fig. 1 of the line 4-4 intercepting of Fig. 2; The figure shows its thickness material bigger, and this material causes reflectogauge to pivot, make switch element activate three grouping in a plurality of switches than the thickness that is inserted into the material in the slit shown in Figure 6; Preferably, these three switches that are activated are the longest in a plurality of switches; Preferably, the quantity of power of selected motor is greater than the quantity of power shown in Fig. 6;
Fig. 8 is the cutaway view along the amplification of the pulverizer of Fig. 1 of the line 4-4 intercepting of Fig. 2; The figure shows its thickness material bigger, and this material causes reflectogauge to pivot, make switch element activate four grouping in a plurality of switches than the thickness that is inserted into the material in the slit shown in Figure 7; Preferably, these four switches that are activated are the longest in a plurality of switches; Preferably, the quantity of power of selected motor is greater than the quantity of power shown in Fig. 7; Yet,, and activate warning indicator if shown thickness is enough to make crushing machine head to block or hinder the good operation of pulverizer, controlling organization can make motor outage/invalid; Though at the preferred embodiment of sensor shown in Fig. 5 to Fig. 8, those of ordinary skills will recognize from open: any right sensors can both be used and not depart from scope of the present invention with crushing machine head; Similarly, the quantity of switch, projection, reflectogauge and structure can change and not depart from scope of the present invention; With
Fig. 9 is the schematic circuit of exemplary controlling organization that is used for the pulverizer of Fig. 1; The voltage of ac output end is through the altered activation of the grouping of a plurality of switches; The voltage of ac output end is set the power rating of motor; Those of ordinary skill in the art will recognize that the present invention can use with any suitable circuit and do not depart from scope of the present invention.
The specific embodiment
Be merely convenience, used particular term in the following description, and these terms not restrictive.In word " right side ", " left side ", " top " and " bottom " expression accompanying drawing by the direction of reference.Word " inwardly " and " outwards " represent respectively towards with direction away from the geometric center of pulverizer and indication part thereof.As employed in the appropriate section of claim and specification, term " material " means " article, paper, file, the file that carries data, check, certificate of deposits, office paper, envelope, receipt, credit card, ID card, bank card, any hope among material crushed, CD, the DVD etc. any ".Term " activation " means that when using with motor motor moves with any way that causes pulverizing (, grinder blade operation to be used for pulverize).Similarly, the term engineering noise means that when using with motor the power of not applying drives grinder blade.Term " undesirable performance " means when being applied to pulverizer: because motor stops its motion or reversing after only partly pulverizing this material; Or since material between grinder blade through and do not pulverized fully and branch fragmentates, the material crushed of being inserted that is used for is not exclusively pulverized.Term " selectable control piece " or " control piece " mean " any in the switch of physical switch, touch switch, button, biological information control piece, voice activation, control knob, remote control switch or any other the known operational mode selecting arrangement " when in the appropriate section of claim and specification, using.Term " state of activation " means that when using with selectable control piece selectable control piece is handled, makes that this selectable control piece is set to particular functionality.For example; If selectable control piece is simple switch; Then state of activation can be to make switch turn to another position, and if selectable control piece is a touch sensor, then state of activation can be through pressing or feeler comes initialization in a predefined manner.Language " at least one among A, B and the C " means " to have any group of at least one A when in the appropriate section of claim and specification, using; Or have any a group of at least one B; Or have any a group of at least one C; And this group of certain claim has each at least one among A, B and the C ".In addition, only if clearly statement in addition, word " " and " one " are defined as and comprise one or more items of quoting.Term comprises the word of the above word of mentioning especially, its derivatives and the similar meaning.
Referring to figs. 1 to Fig. 9, wherein same Reference numeral is indicated same element in all figure, and the preferred embodiment of the pulverizer 10 that comprises crushing machine head 12 and pulverizer base portion 18 has been shown among the figure.Crushing machine head 12 comprises and defines the crushing machine head housing 14 that is suitable for receiving the slit 16 of treating comminution of material.This crushing machine head comprises motor 24 and a plurality of grinder blade 26 that are arranged in the crushing machine head housing 14.These a plurality of grinder blade are by the motor driving and be suitable for pulverizing the material 54 that is inserted in the slit 16.Pulverizer 10 of the present invention is preferably the type that is used in family, family office and the office, to pulverize the material that possibly comprise confidential data.
Crushing machine head 12 preferably includes sensor 40, and this sensor 40 can comprise reflectogauge 42 and controlling organization 48.Reflectogauge 42 can comprise at least one projection 44, and this at least one projection 44 is arranged in the crushing machine head housing 14 and is suitable for extending in the slit 16.Being inserted into material 54 in the slit 16, that contact at least one projection 44 should cause reflectogauge 42 with the proportional amount displacement of the thickness of general and material 54.Preferably, controlling organization 48 is suitable for detecting the displacement of reflectogauge 42, and adjusts the power of motor 24 according to the displacement of reflectogauge 42.Alternatively, reflectogauge 42 can be used for confirming the thickness of material, the feasible power that can show the thickness of this material and not adjust motor, and do not depart from scope of the present invention.If material 54 has the thickness of the undesirable performance that is enough to cause crushing machine head 12, then the displacement of the increase of reflectogauge 42 is controlled mechanism 48 and is detected, and controlling organization 48 can make motor 24 invalid.
Preferably, indicator means 34 is positioned on the crushing machine head and is configured to provide the indication of the thickness of the material that is inserted into slit.This indicator means can be any or its combination in following: the lamp of different colours, LED display, led array, alphanumeric message, the audible sound according to varied in thickness (for example, tone uprises), vibrational state caution or be used for passing on to the user any other suitable mechanism of material thickness.
Though preferred crushing machine head 12 has the shape of essentially rectangular, those of ordinary skills will recognize from the disclosure: crushing machine head 12 can have Any shape and not depart from scope of the present invention.
With reference to figure 1; Crushing machine head 12 can use with pulverizer base portion 18; This pulverizer base portion 18 comprises pulverizer base housing 20 and pulverizer basket 22, and this pulverizer basket 22 has near the opening of crushing machine head 12 and is suitable for receiving by a plurality of grinder blade 26 material crushed 54.Pulverizer basket 22 preferably is positioned at the place, front side of pulverizer base housing 20 removedly.Pulverizer basket release member 58 can be positioned on the lateral side of pulverizer base housing 20, and when the position of pulverizer basket release member 58 changed, pulverizer basket 22 can remove from pulverizer base housing 20.Pulverizer base portion 18 can comprise that a plurality of on the basal surface that is positioned at pulverizer base housing 20 take turns 60, and these are a plurality of takes turns 60 has increased the convenience of placing pulverizer 10.Yet those of ordinary skills will recognize from the disclosure: crushing machine head 12 can use with the container of any kind or pulverizer basket and not depart from scope of the present invention.
Crushing machine head 12 preferably includes selectable control piece 30.When making selectable control piece 30 invalid, motor 24 is disabled.When activating selectable control piece 30, can activate motor 24 (combine with input, or be independent of any input) from sensor from sensor 40, make a plurality of grinder blade 26 operations pulverize being used for.
Pulverizer 10 preferably receives electric power via the power pipe 32 such as electric wire from socket.Yet pulverizer can be supplied power with battery or any other suitable power supply.
Crushing machine head 12 also can comprise indication display 34 or other run indicators and/or control piece.The controlling organization 48 of sensor 40 is preferably communicated by letter with indication display 34; Be inserted into the thickness as being arrived of the material 54 in the slit 16 with indication, and the material in being inserted into slit 16 54 has when being enough to cause controlling organization 48 to make the thickness that motor 24 is disabled and indicates by the displacement detecting of reflectogauge 42.
Crushing machine head release member 36 can be positioned on the cross side of crushing machine head housing 14, and when the position of crushing machine head release member 36 changed, crushing machine head 12 can remove from pulverizer base portion 18.Crushing machine head handle 38 can be positioned on the left side and right cross side of crushing machine head housing 14, so that crushing machine head 12 is mentioned from pulverizer base portion 18.
With reference to figure 2, the controlling organization 48 of sensor 40 comprises a plurality of switches 50, and at least one in these a plurality of switches 50 is suitable for and can activates separately.Reflectogauge 42 can comprise at least one projection 44, pivot element 56 and switch element 46, these switch element 46 preferred a plurality of switches 50 near controlling organization 48.At least one projection 44 can extend in the slit 16 from pivot element 56, makes the material 54 that is inserted in the slit 16 can contact this at least one projection 44.Though this at least one projection is shown as the member that comprises five basic spaced at equal intervals that connect via common bar; But those of ordinary skills will recognize from the disclosure: can use any amount of member; Comprise and only use a member, and do not depart from scope of the present invention.In addition, this member can be a rod, can be that material piece forms continuous lip shape portion with the length along slit, or have any other shape or structure, and not depart from scope of the present invention.
Like what illustrate best among Fig. 3, preferred but nonessential is has four switch 50a, 50b, 50c and 50d (also unified be called 50), and each switch is all from the horizontal expansion of controlling organization base portion and have different length.Preferably, switch is arranged with the order of length increasing or decreasing, makes when reflectogauge moves other increment, and of activating in the switch that other switch perhaps makes current activation is invalid.This allows reflectogauge to activate the different packets of a plurality of switches.This grouping can comprise any combination of single switch or these switches.Though show the preferred structure of sensor, those of ordinary skill in the art will recognize that and to use any suitable known sensor and do not depart from scope of the present invention.Equally, can change the quantity of switch, the type of controlling organization, the type of reflectogauge, the type of thickness member or the structure of any sensor element, and not depart from scope of the present invention.
Still with reference to figure 3, the switch element 46 of reflectogauge 42 is preferably near controlling organization 48.Reflectogauge 42 pivots around the axis that is roughly parallel to slit 16, and this axis is limited in the axis of pivot element 56 in this embodiment.Those of ordinary skill in the art will recognize that reflectogauge can pivot around the axis of still being regarded as almost parallel from the most about 15 degree of this slit deflection.
The rotation amount of reflectogauge is preferably general proportional with the thickness that is inserted into the material 54 in the slit 16.Enough rotation amounts will cause switch element 46 to activate the grouping of a plurality of switches 50 of controlling organization 48.This grouping can only comprise the single switch in a plurality of switches 50.The thickness of the material 54 in being inserted into slit 16 increases and causes reflectogauge 42 when the rotation of pivot element 56 increases, and this grouping preferably increases the quantity that comprises switch within it.In the present embodiment, these a plurality of switches 50 comprise four switches 50.
With reference to figure 4, no material 54 shown in the figure is inserted into the crushing machine head 12 in the slit 16.Reflectogauge 42 can maintain primary importance by biasing element 52.Biasing element 52 can be a torque spring, and this torque spring is suitable for making reflectogauge 42 around pivot element 56 rotations, makes that at least one projection 44 does not extend in the slit 16 when material does not make reflectogauge 42 displacements.Those of ordinary skills will recognize from the disclosure: can use any suitable biasing element and do not depart from scope of the present invention.
As stated; In the alternate embodiment of crushing machine head 12; When selectable control piece 30 is activated and reflectogauge 42 when being in primary importance, controlling organization 48 is the level that is in reduction with the power selection of motor 24, makes a plurality of grinder blade 26 rotations.When being inserted into material 54 in the slit 16; Controlling organization 48 will increase the power level of motor 24; Make a plurality of grinder blade 56 reach suitable cutting speed, thereby than from disarmed state starter 24 and pulverizing in the cards is pulverized material 54 more quickly and effectively.
With reference to figure 5, material 54 has been inserted in the slit 16 and has caused reflectogauge 42 to rotate around pivot element 56 from primary importance.This rotation causes switch element 46 to activate at least one the grouping in a plurality of switches 50.In this case, this grouping preferably comprises only in four switches 50.The activation of the grouping of controlling organization 48 responding to switch 50; And when the thickness of material 54 is indicated the power level that it(?) maybe not need improve; Controlling organization is communicated by letter with motor 24 and is selected the power rating corresponding to the thickness that is inserted into the material in the pulverizer for motor, and this power rating is preferably greater than selected power rating when reflectogauge is in primary importance.Motor 24 makes a plurality of grinder blade 26 rotation and comminution of material 54.Alternatively; Said controlling organization can be communicated by letter with indication display 34; Make this indication display preferably generate, and do not depart from scope of the present invention corresponding to the listening or visual signal (as stated) (not adjusting the power of motor) of the thickness that is inserted into the material in the slit based on material thickness.Alternatively; In another embodiment; This controlling organization can make indication display that thickness is informed to the user, and the thickness that also is inserted into the material in the pulverizer in reflectogauge indication when surpassing scheduled volume (for example when thickness reduces performance or causes obstruction) make pulverizer invalid.Relate to below the description of adjusting motor power to Fig. 6 to Fig. 7 also described controlling organization can how to confirm thickness with the indication display that is used to communicate by letter to allow display part 34 indication thickness; And do not adjust the power of motor, only if cause if the amount of thickness is enough to cause undesirable performance of pulverizer possible invalid.
With reference to figure 6, the material 54 that thickness is bigger has been inserted in the slit 16 and has caused reflectogauge 42 further to rotate around pivot element 56 from primary importance.The rotation of this increase causes switch element 46 to activate at least one the grouping in a plurality of switches 50.This grouping preferably includes two in a plurality of switches 50.The activation of the grouping of controlling organization 48 responding to switch 50; And the power level that shows raising when the thickness of material 54 is for the pulverizing of material 54 the most effectively the time, communicate by letter with motor 24 and is the power rating of motor selection corresponding to the thickness that is inserted into the material in the pulverizer.This power level preferably is higher than and combines the selected power level of material thickness shown in Fig. 5.Motor 24 makes a plurality of grinder blade 26 rotations and pulverizes the bigger material 54 of thickness.
With reference to figure 7, the material 54 that thickness also will be bigger has been inserted in the slit 16 and has caused reflectogauge 42 to rotate through the bigger anglec of rotation from its primary importance around pivot element 56.The rotation of this increase causes switch element 46 to activate at least one the grouping in a plurality of switches 50, and this grouping preferably includes three in four switches 50 in this case.The activation of the grouping of controlling organization 48 responding to switch 50; And when the thickness of material 54 shows the highest power level for the pulverizing of material 54 the most effectively the time, communicate by letter with motor 24 and be the power rating of motor selection corresponding to the thickness that is inserted into the material in the pulverizer.This power level preferably is higher than and combines the selected power level of material thickness shown in Fig. 6.Motor 24 makes a plurality of grinder blade 26 with the rotation of its peak power and pulverize the material 54 that this thickness also will be bigger.
With reference to figure 8, the materials 54 that are inserted in the slit 16 have enough thickness, even make crushing machine head 12 also abundant comminution of material 54 when the peak power of motor 24.Attempt undesirable performance, incomplete pulverizing or separation, damage a plurality of grinder blade 26 or the damage motor 24 of material after passing through grinder blade that comminution of material 54 can cause crushing machine head 12.Be inserted into materials 54 in the slit 16 caused reflectogauge 42 from its primary importance around pivot element 56 rotate through with shown in Figure 7 compare also will be bigger the anglec of rotation.The rotation of this increase causes switch element 46 to activate the grouping of a plurality of switches 50, and this grouping preferably includes whole four switches 50.The activation of the grouping of controlling organization 48 responding to switch 50, and when the thickness of material 54 showed that attempting to pulverize this material can cause undesirable performance of crushing machine head 12, this controlling organization was communicated by letter with motor 24 and is preferably made motor 24 invalid.This controlling organization is preferably also communicated by letter with indication display 34, has caused motor to be disabled with the thickness of indicating the material 54 in the pulverizer that the user is inserted into 10.This indicator can be the audible messages of warning literal, warning sound or prerecording on LED, the display screen etc.
Still with reference to figure 8, in the embodiment that substitutes of crushing machine head 12, this pulverizer has enough power and pulverizes any thickness of material 54 that can get into slit 16.The materials 54 that are inserted in the slit 16 cause reflectogauge 42 to rotate through enough angles from its primary importance around pivot element 56, thereby show that motor must be with its maximum power level operation with comminution of material 54 effectively.The switch element 46 of reflectogauge 42 activates the grouping that comprises all four switches 50 of a plurality of switches 50.Controlling organization 48 is through communicating by letter with motor 24 and selecting maximum power level to come the activation of the grouping of responding to switch 50.Motor 24 makes a plurality of grinder blade 26 with its peak power rotation and comminution of material 54.
Though preceding text opinion discussion use four possible groupings that four grades of thickness measure are shown, those of ordinary skills will recognize from the disclosure: can use any amount of level of thickness (button) to allow accurate motor power control.Though be depicted as the use switch, can use the suitable mechanism of the displacement of any measurement reflectogauge, and not depart from scope of the present invention.For example, optical pickocff can be used for Displacement Measurement, can use multistage button, or is used to detect any other suitable mechanism of the displacement of reflectogauge.
With reference to figure 9, controlling organization 48 uses the input of four switches 50 to change the amount of the alternating electromotive force that offers motor 24.The sensor that is connected to motor will allow motor only when sensor is not in ground voltage, just to start.When not having switch 50 to be activated, corresponding to the position of the switch of Fig. 4, switch S 1 is broken off, and sensor is in ground voltage, and motor will not start.When only activating a switch, corresponding to the position of the switch of Fig. 5, switch S 1 closure, thereby activated sensors, and this circuit activates TRIAC (triode that is used for alternating current) T2 with its floor level.The voltage of ac output end then is in its floor level, thereby motor 24 is placed its lowest power state.When two switches are activated, corresponding to the position of the switch among Fig. 6, switch S 2 closures, this resistance that has reduced circuit one-step activation TRIAC T2 that goes forward side by side.The voltage of ac output end increases, thereby with the motor 24 constant power state that is placed in one.When three switches are activated; Corresponding to the position of the switch among Fig. 7, switch S 3 further reduces the resistance of alternating current circuit, thereby activates TRIAC T2 fully; Thereby the voltage of ac output end is increased to its highest level, and motor 24 is placed its peak power state.When all four switches all were activated, corresponding to the position of the switch among Fig. 8, it was ground voltage by short circuit that switch S 4 causes to the input of TRIAC T2, thereby the voltage of ac output end is reduced to zero and make motor invalid.Though an exemplary circuit has been shown, has those of ordinary skill in the art will recognize that the present invention can use with any suitable circuit and do not depart from scope of the present invention.
The preferred implementation of (individually or combine the various embodiment of crushing machine head) method for optimizing of the present invention will be described below.Can carry out, omit or make up the step of method of the present invention with any order, and not depart from scope of the present invention.Equally, the optional or required step of describing in conjunction with a kind of embodiment of this method also can be used or omits with another kind of embodiment.In addition, only if in addition statement, similar structures of describing in conjunction with following method or function preferably but not necessarily with the application in other local described basic similarly modes move.
A kind of method according to the present invention relates to the method that detects thickness that is inserted into the material 54 in the crushing machine head 12 and the power of adjusting crushing machine head 12.This method comprises providing and defines the crushing machine head housing 14 that is suitable for receiving the slit 16 of treating comminution of material 54.A plurality of switches 50 are provided, and these a plurality of switches 50 are arranged in the crushing machine head housing 14.In a plurality of switches 50 at least one preferably is suitable for independent activation.Detect the thickness that is inserted into the material 54 in the slit 16 according at least one the activation in a plurality of switches 50.The power of crushing machine head 12 can be according to being selected by the thickness of the indicated material 54 of at least one the activation in a plurality of switches 50.Alternatively, can the indication to the thickness that is inserted into the material in this slit be provided according at least one the activation in a plurality of switches.
This method can comprise makes reflectogauge 42 pivot around the axis that is roughly parallel to slit 16, makes that the rotation amount thickness general and material 54 of reflectogauge 42 is proportional.The step that reflectogauge 42 is pivoted can also comprise utilizes biasing element 52 on reflectogauge 42, to apply power, reflectogauge 42 is maintained primary importance (shown in Fig. 4) so that reflectogauge 42 is shifted.
Method of the present invention can also comprise reflectogauge 42 when its primary importance pivots away, activate a plurality of switches 50 at least one.By the preferred generally increase when the displacement of reflectogauge 42 increases of the quantity of the switch 50 of the displacement of reflectogauge 42 activation.The step that detection is inserted into the thickness of the material 54 in the slit 16 can comprise provides reflectogauge 42; This reflectogauge 42 is arranged in the crushing machine head housing and extends in the said slit; And, make that the displacement thickness general and this material of reflectogauge 42 is proportional when treating that material crushed makes reflectogauge 42 displacements when being inserted in this slit.Reflectogauge 42 can be through in response to rotatablely moving of treating that contacting of comminution of material 54 cause, linear slide or experience being shifted of any other type.The step of the thickness of test material 54 can comprise: in the time of in material is inserted into slit 16, and at least one that reflectogauge 42 activates in a plurality of switches 50.
Those of ordinary skills will be appreciated that: can change said method and/or crushing machine head 12 and do not depart from its inventive concept widely.For example, can use any other reflectogauge structure of the thickness that allow to detect the material 54 in the slit 16 that is inserted into crushing machine head 12, for example slide measure or piezoelectric circuit, and do not depart from scope of the present invention.Therefore, should be appreciated that to the invention is not restricted to disclosed certain embodiments, but be intended to cover all modifications in the spirit and scope of the present invention that limit above specification, accompanying claims and/or illustrated in the accompanying drawings.
Claims (21)
1. crushing machine head comprises:
The crushing machine head housing, this crushing machine head housing defines and is suitable for receiving the slit of treating comminution of material;
Motor, this motor arrangement is in said crushing machine head housing;
Indication display, this indication display are arranged on the said crushing machine head and are configured to provide the indication about the thickness that is inserted into the material in the said slit;
A plurality of grinder blade, these a plurality of grinder blade are arranged in the said crushing machine head housing, are driven and are suitable for pulverizing the material that is inserted in the said slit by said motor;
Sensor; This sensor comprises reflectogauge and controlling organization; Said reflectogauge comprises at least one projection; Said at least one projection arrangement is in said crushing machine head housing and be suitable for extending in the said slit, makes that being inserted into material in the said slit, said at least one projection of contact causes the displacement of said reflectogauge roughly proportional with the thickness of said material;
Said controlling organization is arranged in the said crushing machine head housing and comprises a plurality of switches; In said a plurality of switch at least one is suitable for by independent activation; Said a plurality of switch is orientated as and is made the displacement of said reflectogauge be suitable for causing in said a plurality of switch at least one to be activated; Said a plurality of switch structure is to make quantity that said a plurality of switch is activated and/or combination depend on to make the thickness of the said material of said reflectogauge displacement; And said controlling organization is communicated by letter with said indication display, makes said indication display generate listening or optical signal corresponding to the thickness that is inserted into the said material in the said slit in response at least one the activation in said a plurality of switches.
2. crushing machine head according to claim 1; The said reflectogauge of wherein said sensor is around the axis pivot that is roughly parallel to said slit and comprise switch element; Said switch element is near said a plurality of switches and activate the grouping of said a plurality of switches; Said grouping comprises at least one in said a plurality of switch, and along with the thickness of said material increases, the number of switches in the said grouping increases.
3. crushing machine head according to claim 2, wherein said sensor comprises at least one biasing element, said biasing element maintains primary importance with said reflectogauge in no material is inserted into said slit the time.
4. crushing machine head according to claim 3, when the thickness that wherein is inserted into the material in the said crushing machine head when said reflectogauge indication surpassed scheduled volume, said control piece made said motor invalid.
5. crushing machine head according to claim 3, wherein when said reflectogauge was in primary importance, said motor was not powered.
6. crushing machine head according to claim 3, wherein said biasing element is a torque spring, said torque spring is suitable for when material does not make said reflectogauge be shifted, said at least one projection being rotated in the said slit.
7. crushing machine head according to claim 3, wherein: if insert thickness of material like this, then can activate the grouping that makes the invalid said a plurality of switches of said motor, to such an extent as to enough the performance of thick said pulverizer is undesirable for wherein said thickness.
8. crushing machine head according to claim 7; Wherein said sensor is communicated by letter with the indication display on the said crushing machine head outer surface; Be inserted into the thickness of the said material in the said crushing machine head with indication, and the indication when having caused said motor invalid of the thickness of the said material in being inserted into said pulverizer.
9. crushing machine head according to claim 8, wherein said crushing machine head housing limits a plurality of slits, and at least one in wherein said a plurality of slits is suitable for being monitored by said sensor.
10. crushing machine head according to claim 9; Wherein said sensor also comprises a plurality of measuring appliances that are arranged in said a plurality of slit; One or more measuring appliances are communicated by letter with said controlling organization, to be inserted in one or more other slits time indication at material.
11. crushing machine head according to claim 10; Wherein said controlling organization is suitable for responding through the power of selecting said motor the input of said a plurality of measuring appliances, with the pulverizing that allows the said material that is inserted in said one or more slit is expected.
12. a crushing machine head comprises:
The crushing machine head housing, this crushing machine head housing defines and is suitable for receiving the slit of treating comminution of material;
Motor, this motor arrangement is in said crushing machine head housing;
Indication display, this indication display are arranged on the said crushing machine head and are configured to provide the indication about the thickness that is inserted into the material in the said slit;
A plurality of grinder blade, these a plurality of grinder blade are arranged in the said crushing machine head housing, are driven and are suitable for pulverizing the material that is inserted in the said slit by said motor;
Sensor; This sensor comprises reflectogauge and controlling organization; Said reflectogauge comprises at least one projection; Said at least one projection arrangement is in said crushing machine head housing and be suitable for extending in the said slit, makes that being inserted into material in the said slit, said at least one projection of contact causes the displacement of said reflectogauge roughly proportional with the thickness of said material;
Said controlling organization is arranged in the said crushing machine head housing, detects the displacement of said reflectogauge, and according to the displacement of said reflectogauge, by said indication display indication thickness,
Wherein, said controlling organization comprises a plurality of switches, and at least one in said a plurality of switches is suitable for and can activates separately, and said a plurality of switch is orientated as and made the displacement of said reflectogauge be suitable for causing in said a plurality of switch at least one to be activated.
13. crushing machine head according to claim 12; The said reflectogauge of wherein said sensor is around the axis pivot that is roughly parallel to said slit and comprise switch element; Said switch element is near said a plurality of switches and activate the grouping of said a plurality of switches; Said grouping comprises at least one in said a plurality of switch, and along with the thickness of said material increases, the number of switches in the said grouping increases.
14. crushing machine head according to claim 13, wherein said sensor comprises at least one biasing element, and said biasing element maintains primary importance with said reflectogauge in no material is inserted into said slit the time.
15. crushing machine head according to claim 14, wherein: if insert thickness of material like this, then can activate the grouping that makes the invalid said a plurality of switches of said motor, to such an extent as to enough the performance of thick said pulverizer is undesirable for wherein said thickness.
16. crushing machine head according to claim 15; Wherein said sensor is communicated by letter with the indication display on the said crushing machine head outer surface; Be inserted into the thickness of the said material in the said crushing machine head with indication, and the indication when having caused said motor invalid of the thickness of the said material in being inserted into said crushing machine head.
17. a detection is inserted into the thickness of the material in the crushing machine head and shows the method for this thickness, comprising:
Provide and define the crushing machine head housing that is suitable for receiving the slit of treating comminution of material;
The a plurality of switches that are arranged in the said crushing machine head housing are provided, and at least one in said a plurality of switches is suitable for by independent activation;
At least one activation according in said a plurality of switches detects the thickness that is inserted into the material in the said slit;
The indication of the thickness that is inserted into the said material in the said slit is provided according at least one the activation in said a plurality of switches.
18. method according to claim 17; Wherein the step that is inserted in the said slit of test material also comprises: reflectogauge is provided; Said reflectogauge is arranged in the said crushing machine head housing and extends in the said slit; And when treating that material crushed makes reflectogauge pivot around the axis that is roughly parallel to said slit when being inserted in the said slit, make that the rotation amount of said reflectogauge is roughly proportional with the thickness of said material.
19. method according to claim 18; The step that said reflectogauge is pivoted also comprises: utilize biasing element on said reflectogauge, to apply power, said reflectogauge is maintained primary importance so that said reflectogauge is shifted.
20. method according to claim 19; The step that said reflectogauge is pivoted also comprises: said reflectogauge when its primary importance pivots away, activate said a plurality of switch at least one; And the quantity of the switch that is activated by the displacement of said reflectogauge is generally along with the displacement of said reflectogauge increases and increases.
21. method according to claim 18, wherein the step of the thickness of test material also comprises: in the time of in material is inserted into said slit, said reflectogauge activates at least one in said a plurality of switch.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/390,973 | 2009-02-23 | ||
| US12/390,955 US8020795B2 (en) | 2009-02-23 | 2009-02-23 | Shredder head adapted to vary power by thickness of material |
| US12/390,973 US8061634B2 (en) | 2009-02-23 | 2009-02-23 | Shredder head with thickness detector |
| US12/390,955 | 2009-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101811084A CN101811084A (en) | 2010-08-25 |
| CN101811084B true CN101811084B (en) | 2012-10-03 |
Family
ID=42618534
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102030886A Expired - Fee Related CN101811081B (en) | 2009-02-23 | 2009-05-19 | A mill head suitable for changing power based on the thickness of the material and method therefor |
| CN2009102030852A Expired - Fee Related CN101811084B (en) | 2009-02-23 | 2009-05-19 | Crushing machine head with thickness measurer |
| CN2009201590439U Expired - Lifetime CN201586547U (en) | 2009-02-23 | 2009-06-30 | Pulverizer head with thickness measurer |
| CN2009201590443U Expired - Fee Related CN201596547U (en) | 2009-02-23 | 2009-06-30 | Crusher head capable of changing power according to thickness of materials |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102030886A Expired - Fee Related CN101811081B (en) | 2009-02-23 | 2009-05-19 | A mill head suitable for changing power based on the thickness of the material and method therefor |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201590439U Expired - Lifetime CN201586547U (en) | 2009-02-23 | 2009-06-30 | Pulverizer head with thickness measurer |
| CN2009201590443U Expired - Fee Related CN201596547U (en) | 2009-02-23 | 2009-06-30 | Crusher head capable of changing power according to thickness of materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN101811081B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101811081B (en) * | 2009-02-23 | 2012-06-06 | 阿龙·阿布拉姆松 | A mill head suitable for changing power based on the thickness of the material and method therefor |
| CN103537349B (en) * | 2012-07-13 | 2015-04-15 | 致伸科技股份有限公司 | Paper shredder with paper feeding gap regulating device |
| CN106902944A (en) * | 2017-03-15 | 2017-06-30 | 苏州合欣美电子科技有限公司 | A kind of shredder based on automatic guiding function |
| CN117206031B (en) * | 2023-09-12 | 2024-02-13 | 宁波市诚邦办公设备有限公司 | Multi-gear adjusting mechanism of paper shredder |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070246580A1 (en) * | 2004-09-10 | 2007-10-25 | Fellowes Inc. | Shredder with thickness detector |
| CN201586547U (en) * | 2009-02-23 | 2010-09-22 | 阿龙·阿布拉姆松 | Pulverizer head with thickness measurer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4757949A (en) * | 1983-08-04 | 1988-07-19 | Horton Norman P | Apparatus for shredding rubber tires |
| US5494229A (en) * | 1994-08-19 | 1996-02-27 | Cummins-Allison Corp. | Paper shredder with an improved lubrication system and method of lubricating |
| GB2437594B (en) * | 2006-04-24 | 2010-08-11 | Acco Uk Ltd | A shredding machine |
| DE102006036136A1 (en) * | 2006-07-28 | 2008-01-31 | Martin Yale International Gmbh | Paper shredder i.e. document annihilator, for cutting e.g. paper, has thickness measuring device arranged in area of inlet for measuring thickness of flat material and designed in contactless working manner as capacitive measuring device |
| GB2451513B (en) * | 2007-08-02 | 2012-04-18 | Acco Uk Ltd | A shredding machine |
-
2009
- 2009-05-19 CN CN2009102030886A patent/CN101811081B/en not_active Expired - Fee Related
- 2009-05-19 CN CN2009102030852A patent/CN101811084B/en not_active Expired - Fee Related
- 2009-06-30 CN CN2009201590439U patent/CN201586547U/en not_active Expired - Lifetime
- 2009-06-30 CN CN2009201590443U patent/CN201596547U/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070246580A1 (en) * | 2004-09-10 | 2007-10-25 | Fellowes Inc. | Shredder with thickness detector |
| CN201586547U (en) * | 2009-02-23 | 2010-09-22 | 阿龙·阿布拉姆松 | Pulverizer head with thickness measurer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101811084A (en) | 2010-08-25 |
| CN201596547U (en) | 2010-10-06 |
| CN201586547U (en) | 2010-09-22 |
| CN101811081A (en) | 2010-08-25 |
| CN101811081B (en) | 2012-06-06 |
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