CN110560208A - Grinder capable of displaying weight of materials and working method thereof - Google Patents
Grinder capable of displaying weight of materials and working method thereof Download PDFInfo
- Publication number
- CN110560208A CN110560208A CN201910984648.XA CN201910984648A CN110560208A CN 110560208 A CN110560208 A CN 110560208A CN 201910984648 A CN201910984648 A CN 201910984648A CN 110560208 A CN110560208 A CN 110560208A
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- Prior art keywords
- assembly
- gravity sensor
- weight
- control chip
- charging barrel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a grinder capable of displaying material weight and a working method thereof, the grinder comprises a power assembly and a charging barrel assembly, the power assembly comprises a shell and a driving assembly, the power assembly is connected with the charging barrel assembly through a connecting assembly, a display screen is arranged on the shell, a gravity sensor is arranged between the connecting assembly and the shell, a control chip IC1 is arranged in the shell, and the gravity sensor and the display screen are respectively connected with a control chip IC 1; when the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives a signal of the gravity sensor and drives the display screen to perform zero clearing display; when the feed cylinder assembly grinds the materials, the pulling force of the feed cylinder assembly to the connecting assembly is reduced, the acting force of the connecting assembly to the gravity sensor is reduced, and the control chip IC1 drives the display screen to display the weight of the materials. The invention realizes that the grinder has the function of displaying the weight of materials and is convenient for users to use.
Description
Technical Field
The invention relates to a grinder, in particular to a grinder capable of displaying the weight of materials and a working method thereof.
Background
The grinders and the pulp grinders used in the real life are steel grinders or sanding, and the materials are made to be thinner and thinner through the grinding pressure of the materials between the movable grinding disc and the static grinding disc, so the production efficiency of the machine is fast and slow, and the fineness of the grinding pressure of the materials depends on the attaching degree between the movable grinding disc and the static grinding disc.
The structure that shows the material weight is not equipped with to current mill, and the user grinds the back at every turn, need weigh the material that comes out and back, cooks in adding the dish with the material again, when the material weight that comes out does not reach the weight of demand, then need grind once more, and this kind can cause user's inconvenience.
Therefore, it is necessary to design a new grinder, which has the function of displaying the weight of the material and is convenient for the user to use.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a grinder capable of displaying the weight of materials and a working method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the grinder capable of displaying the weight of materials comprises a power assembly and a charging barrel assembly, wherein the power assembly comprises a shell and a driving assembly, the power assembly is connected with the charging barrel assembly through the connecting assembly, a display screen is arranged on the shell, a gravity sensor is arranged between the connecting assembly and the shell, a control chip IC1 is installed in the shell, and the gravity sensor and the display screen are respectively connected with the control chip IC 1; when the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives a signal of the gravity sensor and drives a display screen to perform zero clearing display; when the feed cylinder subassembly ground the material, the feed cylinder subassembly is right coupling assembling's pulling force reduces, coupling assembling is right gravity sensor's effort reduces, control chip IC1 receives gravity sensor's signal, drive display screen display material weight.
The further technical scheme is as follows: the casing includes shell body and interior casing, the display screen is arranged in on the shell body, be equipped with the baffle on the inner wall of interior casing, coupling assembling includes hasp fixing base, hasp and locates the connection cylinder on the feed cylinder subassembly, the hasp pass through the hasp fixing base with drive assembly connects, gravity sensor arranges in the hasp fixing base and between the baffle.
The further technical scheme is as follows: an operational amplifier group is connected between the gravity sensor and the control chip IC1 and comprises operational amplifiers U1, U2, U3 and U4A which are sequentially connected in series, the operational amplifier U1 is connected with the gravity sensor, and the operational amplifier U4A is connected with the control chip IC 1.
The further technical scheme is as follows: the charging barrel assembly comprises a charging barrel body, a grinding head and a grinding sleeve which is rotationally connected with the grinding head; the connecting cylinder is arranged at the upper end of the charging barrel body, the grinding head is embedded in the grinding sleeve, and a storage bin for placing materials is formed by enclosing the grinding head and the grinding sleeve; the grinding head is connected with an adjusting assembly through a locking structure.
The further technical scheme is as follows: the anti-loosening structure comprises a convex block and a groove, the convex block is located at one end, close to the adjusting assembly, of the grinding head, the groove is located at one end, close to the grinding head, of the adjusting assembly, and the convex block is arranged in the groove.
The further technical scheme is as follows: the anti-loosening structure comprises a return spring positioned on a rotating shaft, the rotating shaft is connected with the charging barrel body through a connecting support, and the return spring is arranged between the grinding head and the connecting support.
The further technical scheme is as follows: the adjusting component comprises an adjuster connected to the rotating shaft, and the groove is arranged at one end of the adjuster, which is close to the grinding head.
The further technical scheme is as follows: the grinding head comprises a circular truncated cone body and a plurality of grinding discs, the grinding discs surround the lower end face of the circular truncated cone body at intervals, a slot for inserting a rotating shaft is formed in the circular truncated cone body, the lower end face of the circular truncated cone body is inwards recessed to form an adjusting slot, and the protruding block is located at one end, close to the adjuster, of the circular truncated cone body.
The further technical scheme is as follows: the lower extreme of feed cylinder body is connected with the connecting seat, be equipped with first through-hole on the connecting seat, the bistrique embedding is in the first through-hole, the upper end embedding of grinding the cover is in the first through-hole, the lower extreme of connecting seat is connected with unable adjustment base, be equipped with first logical groove in the unable adjustment base, the both sides that first logical groove are equipped with first fixture block, the periphery of grinding the cover is equipped with the breach, first fixture block embedding is in the breach, be equipped with first slot on the inside wall of interior casing, the last post that inserts that is equipped with of unable adjustment base, it establishes to insert the post in the first slot.
The invention also provides a working method of the grinder capable of displaying the weight of the materials, which comprises the following steps:
When the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives a signal of the gravity sensor and drives the display screen to perform zero clearing display; when the feed cylinder assembly grinds the materials, the pulling force of the feed cylinder assembly to the connecting assembly is reduced, the acting force of the connecting assembly to the gravity sensor is reduced, the control chip IC1 receives signals of the gravity sensor, and the display screen is driven to display the weight of the materials.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the gravity sensor is arranged between the connecting structure and the inner shell, when the connecting structure connects the charging barrel body with the power assembly, the lock catch fixing seat of the connecting structure can generate certain pressure on the gravity sensor, the whole weight of the charging barrel assembly is gradually reduced along with the grinding of the charging barrel assembly, the pressure of the gravity sensor is gradually changed, the signal transmitted to the control chip IC1 by the gravity sensor is also changed, and then the control chip IC1 performs calculation to drive the display screen to display the corresponding numerical value in real time, so that the grinder has the function of displaying the weight of the material, and is convenient for a user to use.
the invention is further described below with reference to the accompanying drawings and specific embodiments.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic perspective view of a grinder capable of displaying a weight of a material according to an embodiment of the present invention;
Fig. 2 is a sectional structure diagram of a grinder capable of displaying the weight of materials according to an embodiment of the present invention;
FIG. 3 is a schematic view of an exploded configuration of a cartridge assembly provided by an embodiment of the present invention;
Fig. 4 is a schematic perspective view of a grinding head according to an embodiment of the present invention;
FIG. 5 is a schematic perspective view of a regulator according to an embodiment of the present invention;
FIG. 6 is a schematic circuit diagram of a grinder capable of displaying the weight of a material according to an embodiment of the present invention;
Fig. 7 is a schematic circuit diagram of a main control chip U4 according to an embodiment of the present invention;
FIG. 8 is a schematic circuit diagram of a switching unit according to an embodiment of the present invention;
Fig. 9 is a schematic circuit diagram of a power management unit and a charging management unit according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
in the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
as shown in fig. 1 to 9, the grinder capable of displaying the weight of a material provided in this embodiment can be applied to a process of grinding a material, so as to display the weight of the material obtained by grinding in real time during the grinding process.
Referring to fig. 1 to 3, the grinder capable of displaying the weight of the material includes a power assembly and a charging barrel assembly, the power assembly includes a housing and a driving assembly, the power assembly is connected to the charging barrel assembly through a connecting assembly, a display screen 22 is disposed on the housing, a gravity sensor 50 is disposed between the connecting assembly and the housing, a control chip IC1 is mounted in the housing, and the gravity sensor 50 and the display screen 22 are respectively connected to a control chip IC 1; when the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor 50 under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives the signal of the gravity sensor 50 and drives the display screen 22 to perform zero clearing display; when the material barrel assembly grinds the material, the pulling force of the material barrel assembly on the connecting assembly is reduced, the acting force of the connecting assembly on the gravity sensor 50 is reduced, and the control chip IC1 receives the signal of the gravity sensor 50 and drives the display screen 22 to display the weight of the material.
When the power assembly is installed with the material barrel assembly, the connecting assembly connects the driving assembly and the material barrel assembly, and due to the gravity of the material barrel assembly, the connecting assembly presses the gravity sensor 50 downwards, the gravity sensor 50 uploads a signal to the control chip IC1, and the control chip IC1 drives the display screen 22 to display and clear. When the charging barrel assembly starts to work, powder continuously flows out, the whole weight of the charging barrel assembly is reduced, the pressure of the connecting assembly on the gravity sensor 50 is reduced under the action of the charging barrel assembly, and the display data of the display screen 22 are changed, so that the purpose of displaying the weight is achieved.
In an embodiment, please refer to fig. 2 and 3, the housing includes an outer housing 20 and an inner housing 21, the display screen 22 is disposed on the outer housing 20, a baffle 211 is disposed on an inner wall of the inner housing 21, the connecting assembly includes a latch fixing base 60, a latch 70 and a connecting cylinder disposed on the cartridge assembly, the latch 70 is connected to the driving assembly through the latch fixing base 60, and the gravity sensor 50 is disposed between the latch fixing base 60 and the baffle 211.
In this embodiment, the baffle 211 is arranged on the inner wall of the inner housing 21 for installing the gravity sensor 50, the latch fixing seat 60 is arranged above the baffle 211, and when the latch 70 moves downwards under the action of the pulling force of the charging barrel assembly, the latch fixing seat 60 is pressed against the gravity sensor 50 downwards under the pulling force of the latch 70, so that the pressure applied to the gravity sensor 50 changes, and the weight of the ground material is displayed in real time.
In an embodiment, referring to fig. 6, an operational amplifier group is connected between the gravity sensor 50 and the control chip IC1, the operational amplifier group includes operational amplifiers U1, U2, U3, and U4A connected in series in sequence, the operational amplifier U1 is connected to the gravity sensor 50, and the operational amplifier U4A is connected to the control chip IC 1.
When the gravity sensor 50 senses the pressure, the signals sequentially pass through the operational amplifiers U1, U2, U3, and U4A, and then are input to the control chip IC1, so that the control chip IC1 drives the display screen 22 to display the corresponding content in real time according to the change of the signals.
Specifically, the gravity sensor 50 passes through a resistor, then passes through a non-inverting input terminal of the operational amplifier U1, then passes through a resistor, then passes through an inverting input terminal of the operational amplifier U2, then is output by an output terminal of the operational amplifier U2, passes through a resistor, enters from an inverting input terminal of the operational amplifier U3, then is output by an output terminal of the operational amplifier U3, passes through a resistor, enters from an inverting input terminal of the operational amplifier U3, then is output by an output terminal of the operational amplifier U4A, then enters the control chip IC1, passes through the control chip IC1, and then reaches the 8-shaped display screen 22.
In this embodiment, the model of the control chip IC1 is MBI5024GP, but the model of the control chip IC1 may be other models of LED display driver ICs.
when the gravity sensor 50 deforms, the impedance of the gravity sensor 50 changes, and the excitation voltage changes, so that a changed analog signal is output, the signal is amplified by the amplifying circuit and output to the analog-to-digital converter, and the signal is converted into a digital signal which is convenient to process and output to the control chip IC1 for operation control. The control chip IC1 outputs the result to the display according to the keyboard command and program, and then automatically clears the display, and when the cartridge assembly grinds the powder, the material of the cartridge is reduced, causing a change in the pressure resistance of the gravity sensor 50 and a display change associated with the display screen 22, thereby achieving the purpose of testing the weight.
In one embodiment, referring to fig. 3 to 5, the cartridge assembly includes a cartridge body 10, a grinding head 12, and a grinding sleeve 17 rotatably connected to the grinding head 12; the grinding head 12 is embedded in the grinding sleeve 17, and a bin for placing materials is formed by enclosing the grinding head 12 and the grinding sleeve 17; the charging barrel body 10 is connected with the grinding head 12 through the rotating shaft 16, the grinding head 12 is connected with an adjusting assembly through a locking structure, the grinding head 12 is pushed to move through operation of the adjusting assembly, and the grinding head 12 is fixed under the action of the locking structure.
Utilize anti loosening structure to support bistrique 12 for bistrique 12 is fixed position under anti loosening structure's effect, bistrique 12 and grinding sleeve 17 relative motion, and the laminating degree between bistrique 12 and the grinding sleeve 17 can not change, thereby can not take place to grind the problem that the thickness of in-process powder changes.
in one embodiment, referring to fig. 4 and 5, the anti-loosening structure includes a protrusion 125 at one end of the grinding head 12 near the adjusting assembly and a groove 141 at one end of the adjusting assembly near the grinding head 12, wherein the protrusion 125 is disposed in the groove 141. The grinding head 12 is clamped and fixed by matching the convex blocks 125 and the grooves 141, so that the grinding head 12 is prevented from moving axially in the grinding process, and the fit degree between the grinding head 12 and the grinding sleeve 17 is changed.
In addition, in this embodiment, the number of the grooves 141 is several, so as to meet the requirement that the grinding head 12 is located at different positions, and the applicability is wide.
In other embodiments, the anti-loosening structure includes a groove 141 at one end of the grinding head 12 near the adjustment assembly and a projection 125 at one end of the adjustment assembly near the grinding head 12, the projection 125 being disposed in the groove 141.
in one embodiment, referring to fig. 3, the anti-loosening structure includes a return spring 15 disposed on a rotating shaft 16, the rotating shaft 16 is connected to the cartridge body 10 through a connecting bracket 18, and the return spring 15 is disposed between the grinding head 12 and the connecting bracket 18. When the adjusting assembly is used for adjusting the attaching degree between the grinding head 12 and the grinding sleeve 17, the return spring 15 is compressed, the grinding head 12 moves towards the direction close to the adjusting assembly under the action of the return spring 15, so that the groove 141 is tightly matched with the bump 125, the grinding head 12 is further stably fixed, and the phenomenon that the grinding head 12 moves axially in the grinding process and then the attaching degree between the grinding head 12 and the grinding sleeve 17 is changed is prevented.
In one embodiment, the above-described adjustment assembly includes an adjuster 14 attached to the rotating shaft 16, and a recess 141 is provided at an end of the adjuster 14 adjacent to the grinding head 12.
The adjuster 14 is rotated to move upwards, the adjuster 14 compresses the return spring 15 to move the grinding head 12 upwards, the gap between the grinding head 12 and the grinding sleeve 17 is reduced, and the ground powder is reduced; when the adjuster 14 is rotated to move it downward, the pressing force of the adjuster 14 against the return spring 15 is reduced to move the grinding head 12 downward, and the gap between the grinding head 12 and the grinding sleeve 17 becomes large, so that the ground powder becomes large.
the grinding head 12 includes a circular truncated cone body 121 and a plurality of grinding discs 122, the plurality of grinding discs 122 are arranged around the lower end surface of the circular truncated cone body 121 at intervals, a slot 123 is formed in the circular truncated cone body 121, the rotating shaft 16 is inserted into the slot, the lower end surface of the circular truncated cone body 121 is recessed inwards to form an adjusting groove 124, the adjuster 14 is disposed in the adjusting groove 124, and the protrusion 125 is located at one end of the circular truncated cone body 121 close to the adjuster 14. Through the cooperation of abrasive disc 122 and mill cover 17, grind the pressure to the material, realize the crocus.
The lower extreme of feed cylinder body 10 is connected with connecting seat 19, is equipped with first through-hole on connecting seat 19, and bistrique 12 embedding is in first through-hole, and the upper end embedding of grinding sleeve 17 is in first through-hole, and the lower extreme of connecting seat 19 is connected with unable adjustment base 13, is equipped with first logical groove in the unable adjustment base 13, and the both sides of first logical groove are equipped with first fixture block 131, and the periphery of grinding sleeve 17 is equipped with the breach, and first fixture block 131 imbeds in the breach.
The upper end of the charging barrel body 10 is provided with a connecting structure which can be connected with an external power assembly.
the connecting structure comprises a connecting column body, the connecting column body comprises a convex column 102, a frustum 103 is arranged at the top end of the convex column 102, and the diameter of the bottom surface of the frustum 103 is larger than that of the cross section of the convex column 102.
The connecting structure further comprises a first groove 101, and the connecting cylinder is located in the first groove 101.
When manual grinding is needed, the charging barrel body 10 is rotated, the charging barrel body 10 drives the grinding head 12 to rotate, and the grinding sleeve 17 and the grinding head 12 move relatively, so that materials are ground and pressed into powder between the grinding head 12 and the grinding sleeve 17;
When automatic grinding is required, the grinding head is connected with an external power assembly through a connecting structure, the external power assembly drives the charging barrel body 10 to rotate so as to drive the grinding head 12 to rotate, and the grinding sleeve 17 and the grinding head 12 move relatively, so that materials are ground and pressed into powder between the grinding head 12 and the grinding sleeve 17.
This grinder with anti loosening structure is fixed grinding sleeve 17 earlier, then pack reset spring 15 into, at bistrique 12 rotation axis 16 of packing into, install regulator 14, screw clockwise or anticlockwise by the screw thread, reset spring 15 produces elasticity to bistrique 12 this moment, can push up bistrique 12, lug 125 on bistrique 12 and the recess 141 contact on the regulator 14 this moment, when this grinder is grinding spices, lug 125 and recess 141 contact this moment, no matter clockwise or anticlockwise dynamics can not loosen, because reset spring 15's elasticity can produce very big ascending dynamics, thereby firmly contact lug 125 and recess 141, when elasticity and blocking dynamics are greater than the dynamics of loosening, bistrique 12 can not take place axial displacement, and then the laminating degree between bistrique 12 and grinding sleeve 17 can not change, also can not produce by the phenomenon of becoming thick.
Through set up locking structure between bistrique 12 and adjusting part, cooperation bistrique 12 and the reset spring 15 between the linking bridge 18, with the help of reset spring 15 to the elastic force effect of bistrique 12, promote bistrique 12 and remove towards the direction that is close to adjusting part, so that lug 125 and recess 141 are firmly connected, make locking structure effect when adjusting the thickness, take place to loosen with adjusting part in order to solve bistrique 12 and adjusting part and take place to loose and to take off and lead to bistrique 12 and the laminating degree of grinding cover 17 to change the problem that influences the taste.
The inner side wall of the inner shell 21 is provided with a first slot, the fixed base is provided with an inserting column, and the inserting column is inserted into the first slot.
In an embodiment, referring to fig. 2, the driving assembly includes a power source 30 and a transmission case 40, the power source 30 is connected to the transmission case 40, the transmission case 40 is connected to the latch fixing base 60, so that the power source 30 drives the transmission case 40 to work, the transmission case 40 drives the latch fixing base 60 to work, and further the latch 70 is connected to the connecting cylinder, so that the driving assembly drives the grinding head to work.
In an embodiment, the power assembly further includes a control assembly, where the control assembly includes a collecting unit, a main control chip U4 and a switching unit, the collecting unit is configured to collect a current signal output by the power source 30, and input the current signal into the main control chip U4; and the main control chip U4 is used for outputting a control signal according to the current signal to drive the switching unit to work, and the switching unit switches the rotation direction of the power source 30 so as to switch the movement direction of the mill. When the second material is ground, the charging barrel component is separated from the connecting structure, and is replaced by another charging barrel component, and the grinding operation is returned.
The charging barrel assembly is connected with the connecting structure, the driving assembly, the control assembly and the lock catch 70 are made into an independent control structure, the charging barrel assembly can be provided with different grinding heads 12 and grinding sleeves 17 according to different materials, and the charging barrel assembly is convenient to disassemble and assemble as an independent structure.
In an embodiment, referring to fig. 7, the inner housing 21 is externally connected with a trigger switch and a trigger switch post, the trigger switch is connected with the main control chip U4, when the connecting structure is connected with the cartridge body 10, the trigger switch post abuts against the upper end surface of the cartridge body 10, and the trigger switch post abuts against the trigger switch, so that the corresponding device works to connect the cartridge body 10 with the lock catch 70.
A touch convex strip is arranged on one side of the touch switch column close to the touch switch, and when the connecting structure is not inserted in the first groove and is not connected with the charging barrel body 10, the touch convex strip is abutted against the touch switch. When the connecting assembly is inserted into the first groove, the lower end of the touch switch column abuts against the upper end face of the charging barrel body 10, the touch convex strip does not abut against the touch switch, and the main control chip U4 drives the corresponding device to work after acquiring a change signal of the touch switch.
In an embodiment, be equipped with the pilot lamp on the shell, this pilot lamp is connected with main control chip U4, when starting switch, has also switched on the pilot lamp, produces light to throw light on usefulness at night, be convenient for learn the crocus condition.
In one embodiment, referring to fig. 8, the switch unit includes protection switches QM1, QM2, QM3 and QM4 connected to the power source 30.
When hard impurities exist between the grinding sleeve 17 and the grinding head 12, a current signal input into the main control chip U4 by the acquisition unit shows that the load current of the power source 30 is larger, at the moment, the terminal pin G1P changes from high potential to low potential, enters the main control chip U4 through the 7 th pin of the main control chip U4, and the main control chip U4 gives a control signal and outputs the control signal from the 8 th pin, and controls the conduction of a protection switch QM2 after passing through the filter resistor R22; therefore, the power supply passes through the terminal pins S1, S2 and S3 of the protection switch QM2 to the other terminal pins of the protection switch QM2, so that the connection terminal pin of the power supply 3050 at the positive pole of the power supply is switched; at this time, the terminal pin of the G2N changes from a high potential to a low potential, enters the main control chip U4 through the 17 th pin of the main control chip U4, the main control chip U4 gives a control signal and outputs the control signal from the 17 th pin, and then the filter resistor R20 controls the protection switch QM3 to be turned on, so that the power supply passes through the terminal pins S1, S2 and S3 of the protection switch QM3 to the other terminal pins of the protection switch QM2, thereby realizing the connection terminal pin switching of the power source 3050 of the negative pole of the power supply; and then realize turning to switching of power supply 30, bistrique 12 and grinding sleeve 17 can carry out reverse direction relative motion, and then will have harder impurity to extrude, avoid harder impurity to cause the damage to bistrique 12 and grinding sleeve 17, also avoid harder impurity to cause the damage to this crocus ware.
Further, referring to fig. 9, the control assembly further includes a power management unit, and the power management unit is used for driving the power management unit to work or stop working by the main control chip U4 when the switch is operated, so that the power source supplies power to the power source 30 or stops supplying power.
The power management unit comprises a power management chip U3, when the power supply is fully charged, the positive pole of the power supply passes through pins 1 and 2 of a protection switch QM4 and then reaches the other end pin of a protection switch QM4 to reach the positive pole of a power source 3050; the negative pole of the power supply passes through the filter resistor R25 to the end pins S1, S2 and S3 of the protection switch QM1 and then to the other end pins of the protection switch QM1 and then to the negative pole of the power supply 30, so that the power supply 30 works normally and starts to grind powder.
In an embodiment, referring to fig. 9, the control assembly further includes a charging management unit, the charging management unit includes a charging chip U1, an anti-reverse diode D1 is connected between the charging chip U1 and an external power source, and the charging chip U1 is connected to the power source through a thermistor PTC.
When an external power supply such as USB 5V voltage is plugged in, DC + of the external power supply passes through the anti-reverse diode D1 to the S1 pin of the charging chip U1, is output by the 8 th pin of the charging chip U1, passes through the thermistor PTC and is input to the positive electrode of the power supply, and the negative electrode of the external power supply DC-is connected to the negative electrode of the power supply, so that the power supply is charged.
In this embodiment, the power source may be, but is not limited to, a dc dry battery, a rechargeable nickel battery, a rechargeable lithium battery, or a dc power rectified by a suitable ac power.
The driving assembly drives the charging barrel body 20 to rotate through the connecting assembly, the charging barrel body 10 drives the grinding head 12 or the grinding sleeve 17 to rotate, the grinding head 12 and the grinding sleeve 17 move relatively, and materials are ground and pressed into powder between the grinding head 12 and the grinding sleeve 17; collecting a current signal output by the power source 30, and inputting the current signal into the main control chip U4; the main control chip U4 outputs a control signal according to the current signal to drive the switching unit to work, and the switching unit switches the rotation direction of the power source 30 so as to switch the direction of the relative movement between the grinding head 12 and the grinding sleeve 17; when the second material is ground, the charging barrel component is separated from the driving machine, replaced by another charging barrel component, and returned to the grinding process.
Foretell mill that can show material weight, through set up gravity sensor 50 between connection structure and interior casing 21, when connection structure is connected feed cylinder body and power component, connection structure's hasp fixing base 60 can produce certain pressure to gravity sensor 50, grind out the powder along with feed cylinder subassembly, the holistic weight of feed cylinder subassembly reduces gradually, gravity sensor 50's pressure changes gradually, gravity sensor 50 conveys also changes to control chip IC 1's signal, and then calculate back drive display screen 22 by control chip IC1 and show corresponding numerical value in real time, realize that the mill possesses the function of showing material weight, and convenience of customers uses.
In one embodiment, there is also provided a method for operating a grinder capable of displaying the weight of a material, including:
When the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor 50 under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives the signal of the gravity sensor 50 and drives the display screen 22 to perform zero clearing display; when the material barrel assembly grinds the material, the pulling force of the material barrel assembly on the connecting assembly is reduced, the acting force of the connecting assembly on the gravity sensor 50 is reduced, and the control chip IC1 receives the signal of the gravity sensor 50 and drives the display screen 22 to display the weight of the material.
it should be noted that, as can be clearly understood by those skilled in the art, the specific implementation process of the working method of the grinder capable of displaying the weight of the material may refer to the corresponding description in the embodiment of the grinder capable of displaying the weight of the material, and for convenience and brevity of description, no further description is provided herein.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The grinder capable of displaying the weight of materials is characterized by comprising a power assembly and a charging barrel assembly, wherein the power assembly comprises a shell and a driving assembly, the power assembly is connected with the charging barrel assembly through a connecting assembly, a display screen is arranged on the shell, a gravity sensor is arranged between the connecting assembly and the shell, a control chip IC1 is installed in the shell, and the gravity sensor and the display screen are respectively connected with the control chip IC 1; when the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives a signal of the gravity sensor and drives a display screen to perform zero clearing display; when the feed cylinder subassembly ground the material, the feed cylinder subassembly is right coupling assembling's pulling force reduces, coupling assembling is right gravity sensor's effort reduces, control chip IC1 receives gravity sensor's signal, drive display screen display material weight.
2. the grinder capable of displaying the weight of materials according to claim 1, wherein the casing includes an outer casing and an inner casing, the display screen is disposed on the outer casing, a baffle is disposed on an inner wall of the inner casing, the connecting assembly includes a latch fixing seat, a latch and a connecting cylinder disposed on the charging barrel assembly, the latch is connected with the driving assembly through the latch fixing seat, and the gravity sensor is disposed between the latch fixing seat and the baffle.
3. The grinder capable of displaying the weight of materials as claimed in claim 1, wherein an operational amplifier group is connected between the gravity sensor and the control chip IC1, the operational amplifier group comprises operational amplifiers U1, U2, U3 and U4A which are connected in series in sequence, the operational amplifier U1 is connected with the gravity sensor, and the operational amplifier U4A is connected with the control chip IC 1.
4. The grinder capable of displaying material weight according to any one of claims 1 to 3, wherein the cartridge assembly comprises a cartridge body, a grinding head and a grinding sleeve rotatably connected with the grinding head; the connecting cylinder is arranged at the upper end of the charging barrel body, the grinding head is embedded in the grinding sleeve, and a storage bin for placing materials is formed by enclosing the grinding head and the grinding sleeve; the grinding head is connected with an adjusting assembly through a locking structure.
5. The grinder capable of displaying the weight of materials as claimed in claim 4, wherein the anti-loosening structure comprises a projection at one end of the grinding head close to the adjusting assembly and a groove at one end of the adjusting assembly close to the grinding head, and the projection is placed in the groove.
6. The grinder capable of displaying the weight of materials as claimed in claim 5, wherein the anti-loosening structure comprises a return spring on a rotating shaft, the rotating shaft is connected with the charging barrel body through a connecting bracket, and the return spring is arranged between the grinding head and the connecting bracket.
7. The grinder capable of displaying the weight of materials as claimed in claim 6, wherein the adjusting assembly comprises an adjuster connected to the rotating shaft, and the groove is disposed on one end of the adjuster near the grinding head.
8. The grinder capable of displaying the weight of materials according to claim 7, wherein the grinding head includes a circular truncated cone body and a plurality of grinding discs, the plurality of grinding discs are spaced around the lower end surface of the circular truncated cone body, a slot is formed in the circular truncated cone body for inserting the rotating shaft, the lower end surface of the circular truncated cone body is recessed inwards to form an adjusting groove, and the protrusion is located at one end of the circular truncated cone body close to the adjuster.
9. The grinder capable of displaying the weight of materials according to claim 8, wherein a connecting seat is connected to a lower end of the charging barrel body, a first through hole is formed in the connecting seat, the grinding head is embedded in the first through hole, an upper end of the grinding sleeve is embedded in the first through hole, a fixing base is connected to a lower end of the connecting seat, a first through groove is formed in the fixing base, first clamping blocks are arranged on two sides of the first through groove, a notch is formed in the periphery of the grinding sleeve, the first clamping blocks are embedded in the notch, a first slot is formed in the inner side wall of the inner shell, an inserting column is arranged on the fixing base, and the inserting column is inserted into the first slot.
10. The working method of the grinder capable of displaying the weight of the materials is characterized by comprising the following steps:
when the charging barrel assembly is connected with the power assembly for the first time, the connecting assembly is pressed against the gravity sensor under the action of the pulling force of the charging barrel assembly, and the control chip IC1 receives a signal of the gravity sensor and drives the display screen to perform zero clearing display; when the feed cylinder assembly grinds the materials, the pulling force of the feed cylinder assembly to the connecting assembly is reduced, the acting force of the connecting assembly to the gravity sensor is reduced, the control chip IC1 receives signals of the gravity sensor, and the display screen is driven to display the weight of the materials.
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