CN210191864U - Automatic weighing device - Google Patents
Automatic weighing device Download PDFInfo
- Publication number
- CN210191864U CN210191864U CN201920938829.4U CN201920938829U CN210191864U CN 210191864 U CN210191864 U CN 210191864U CN 201920938829 U CN201920938829 U CN 201920938829U CN 210191864 U CN210191864 U CN 210191864U
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- Prior art keywords
- baffle
- driving
- pressure sensor
- weighing
- assembly
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- 238000005303 weighing Methods 0.000 title claims abstract description 106
- 239000000463 material Substances 0.000 claims abstract description 128
- 239000002245 particle Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000001502 supplementing effect Effects 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
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- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000013618 particulate matter Substances 0.000 abstract description 15
- 230000006872 improvement Effects 0.000 description 16
- 238000009434 installation Methods 0.000 description 10
- 239000006052 feed supplement Substances 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 7
- 238000004806 packaging method and process Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000005381 potential energy Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses an automatic weighing device, which comprises a storage hopper for containing and placing particles and a weighing hopper provided with a pressure sensor, wherein the pressure sensor is used for weighing the weight of the particles in the weighing hopper; the baffle driving component is used for driving the baffle to slide to open and close the discharge hole; and a transport assembly drive for transporting the particulate matter; the automatic material distribution device is characterized by further comprising a controller, a pressure sensor, a baffle driving assembly and a conveying assembly driving piece, wherein the controller is electrically connected with the pressure sensor, the baffle driving assembly and the conveying assembly driving piece, the pressure sensor conveys a measured value signal to the controller, the controller is provided with a preset value, when the measured value conveyed by the pressure sensor reaches the preset value, the controller controls the conveying assembly driving piece to stop moving, and the controller controls the baffle driving assembly to drive the baffle to be far away from a discharge hole so as to realize.
Description
Technical Field
The utility model relates to a particulate matter equipment for packing field, concretely relates to automatic weighing device.
Background
In the prior art, when some particulate matters such as buttons and small machined parts are packaged and bagged, the existing full-automatic subpackaging is carried out by flow or volume, and the required subpackaging amount is difficult to accurately control; for some particulate matters with specific shapes, for example, some particulate matters with diameters of 2mm-100mm are subpackaged through flow or whole volume, the accuracy is not high, and in some current packaging machines for automatic subpackaging through weighing in the market, the weighing mode of the current packaging machines cannot accurately weigh, package in bags, and the material distributing accuracy of the automatic packaging machines is low when the speed needs to be guaranteed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an automatic weighing device to the realization is to the quick branch material of weighing of particulate matter.
To achieve the above object, the utility model provides an automatic weighing device, include
The storage hopper is used for containing and placing particles and is provided with a feed opening;
the device comprises a weighing hopper, a pressure sensor, a baffle plate and a control system, wherein the weighing hopper is internally provided with the pressure sensor, the pressure sensor is used for weighing the weight of particles in the weighing hopper, the weighing hopper is provided with a feeding hole and a discharging hole, and the discharging hole is provided with the baffle plate which is used for opening and closing the discharging hole;
the storage hopper and the weighing hopper are arranged on the frame;
the baffle driving assembly is used for driving the baffle to slide to open and close the discharge hole;
the two ends of the conveying component are respectively arranged below the feed opening, and the other end of the conveying component is arranged above the feed opening;
a transfer assembly drive for driving the transfer assembly to transfer movement;
the controller is electrically connected with the pressure sensor, the baffle driving assembly and the conveying assembly driving piece, the pressure sensor transmits a measured value signal to the controller, the controller is provided with a first preset value, the controller controls the conveying assembly driving piece to stop moving when the measured value transmitted by the pressure sensor reaches the first preset value, and the controller is used for controlling the baffle driving assembly to drive the baffle to be far away from the discharge hole.
The utility model discloses a further improvement, the transfer rate of controller control conveying subassembly driving piece is the echelonment, including a plurality of step speed, a plurality of step speed is and reduces gradually in proper order.
The utility model discloses a further improvement, the sensor still is provided with the second default, and when the measured value of pressure sensor conveying reached first default, controller control conveying subassembly driving piece stop motion, still including the feed supplement device, this feed supplement device is provided with the hole of leaking including the storage cylinder, this storage cylinder, the hole of leaking sets up in the feed inlet top of weighing hopper, the storage cylinder is provided with feed supplement mechanism, and the particulate matter in this feed supplement mechanism drive storage cylinder spills from the hole accuse volume of leaking, and when the measured value of pressure sensor conveying reached first default, the drive of controller control feed supplement mechanism when the measured value of pressure sensor conveying reached the second default, the stop motion of controller control feed supplement mechanism, the discharge gate was kept away from to controller control baffle drive assembly drive baffle.
The utility model discloses a further improvement, the conveying subassembly includes preceding running roller, back running roller and conveyer belt, running roller and back running roller before the conveyer belt cup joints, running roller or back running roller rotate before the drive of conveying subassembly driving piece, drive the conveyer belt conveying, and when the measured value that pressure sensor conveyed reached first default, controller control conveying subassembly driving piece drove the conveyer belt and reverses, then control conveying subassembly driving piece stops.
The utility model discloses a further improvement, the frame is including weighing the mount pad, the discharge gate sets up the below at the weighing hopper, baffle and weighing hopper sliding connection, baffle drive assembly drive baffle slides, the weighing hopper is installed on weighing the mount pad, pressure sensor sets up at the weighing hopper and weighs between the mount pad to a bearing weighing hopper.
The utility model discloses a further improvement, the weighing hopper below is provided with the material ring seat, and this material ring seat has the linking arm to weighing the extension of mount pad direction, it includes supporting seat and installation crane span structure to weigh the mount pad, installation crane span structure upper end is connected to the linking arm, installation crane span structure lower extreme is connected on pressure sensor, pressure sensor lower extreme and supporting connection, the installation crane span structure is provided with a passageway that slides that supplies the baffle to slide, installation crane span structure and first slider sliding connection, baffle drive assembly sets up on the supporting seat and drives the baffle and slide in the passageway that slides in the front and back direction.
The utility model discloses a further improvement, baffle drive assembly includes linkage rack, drive gear, a driving motor, linkage rack and drive gear intermeshing, a driving motor drives drive gear and rotates, supporting seat and linkage rack sliding connection, be provided with the locating hole on the baffle, the linkage rack upwards extends there is the traction column, and this traction column passes the locating hole, and linkage rack pulling baffle slides.
The utility model discloses a further improvement, still be provided with position sensor on the supporting seat, position sensor and controller communication connection, the first driving motor of controller control, when position sensor response linkage rack cunning shifted to predetermineeing the position, the first driving motor stop motion of control, baffle drive assembly still includes reset spring, reset spring one end is connected on the baffle, and one end is connected on the installation crane span structure in addition, and reset spring has the elastic tension of a dorsad linkage rack to the baffle after linkage rack cunning shifted to predetermineeing the position, and this reset spring keeps pulling the post and is located the locating hole to be the separation attitude with the inner wall of locating hole.
The utility model discloses a further improvement, the storage section of thick bamboo includes the bottom plate, bottom plate and ground horizontal plane slope set up, the hole that leaks sets up the position in the top of keeping away from ground at the bottom plate, feed supplement mechanism includes dial-up dish and dial-up charging tray drive arrangement, dial-up dish setting is rotated with the bottom plate in the storage section of thick bamboo and is connected, dial-up dish drive arrangement drive dial-up charging tray rotates, dial-up dish is last to be provided with on its rotation route with leak the neat card material level of charging hole, this card material level is used for carrying the particulate matter that is located storage section of thick bamboo below when dial-up charging tray rotates and rotates, the turned angle of charging tray is dialled in the control of controller control dial-up charging tray drive arrangement drive.
The utility model discloses a further improvement, the card material level is the through-hole that link up each other with the hole that leaks, the quantity of card material level is at least two, at least two the card material level is and leaks the hole and overlap circumference and distribute.
The utility model discloses a further improvement, dial the charging tray and be discoid.
The utility model discloses a further improvement, dial charging tray and bottom plate can dismantle and be connected.
The utility model discloses a one of them improvement mode, the hole that leaks is the arc type strip.
The utility model discloses a further improvement, the hole that leaks link up each other with two at least holes that leak when aligning with card material position.
The utility model discloses a another improvement mode, the hole that leaks is including being a plurality of through-hole that the circumference distributes.
The utility model discloses a further improvement, a plurality of the circumference interval distance in hourglass material hole equals a plurality of the circumference interval distance of card material level.
The utility model discloses a further improvement, drive arrangement includes action wheel, follower, drive belt and driving motor, driving motor installs at bottom plate border position, driving motor's output shaft action wheel, the carousel is provided with the axis of rotation, and this axis of rotation is connected with the bottom plate rotation, from the driving wheel setting in one of axis of rotation stretching out the storage section of thick bamboo serve, the drive belt drives follower and action wheel linkage.
The utility model discloses an automatic weighing device, which can be used in the whole split charging station of a packing machine, the front end of the automatic weighing device can be connected with an automatic feeding mechanism, the rear end of the automatic weighing device can be provided with an automatic packing bag sealing mechanism to realize the split charging and packing automation of particulate matters, the utility model discloses a storage hopper for placing particulate matters is arranged in sequence, the storage hopper can be set as a primary storage hopper and also can be set as a secondary storage hopper, the storage hopper is preferably in an upper end opening shape, the particulate matters in the storage hopper are transferred into the weighing hopper through a transmission component, the particulate matters falling into the weighing hopper are weighed through a pressure sensor arranged in the weighing hopper, the pressure sensor realizes the real-time weighing of the particulate matters falling into the weighing hopper, the pressure sensor feeds back the weight value to a controller, the sensor controls the transmission component to operate, and the weight value is preset in the controller, when the weight value that conveys at pressure sensor reachd predetermined weight value, the controller control conveying assembly driving piece stops, and after the accurate ration of particulate matter in the weighing hopper, discharge gate was kept away from to controller drive baffle driving piece drive baffle, and particulate matter in the weighing hopper is transferred to the realization divides the material.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure at another viewing angle of the present invention;
FIG. 3 is a schematic view of the mounting structure of the weighing hopper as a whole;
FIG. 4 is a schematic view of the mounting structure of the weighing hopper from another perspective;
FIG. 5 is a schematic diagram of the overall structure of a feeding apparatus;
FIG. 6 is a schematic diagram of the installation structure of one embodiment of the feeding device;
FIG. 7 is a schematic view of the installation structure of another embodiment of the feeding device.
Reference numerals:
a1, a storage cylinder; a2, bottom plate; a3, material leakage holes; a4, a kick-out plate; a5, material clamping level; a6, a driving wheel; a7, a driven wheel; a8, a transmission belt; a9, a second driving motor; b1, a storage hopper; b2, weighing hoppers; b3, a feed opening; b4, pressure sensor; b5, a feed inlet; b6, a discharge hole; b7, a baffle; b8, a frame; b9, a conveying component; b10, conveying assembly driving piece; b11, a front roller; b12, a rear roller; b13, a conveyor belt; b14, a weighing mounting seat; b15, a material ring seat; b16, connecting arm; b17, a supporting seat; b18, mounting the bridge; b19, a sliding channel; b20, a first slide rail; b21, a first slide block; b22, a linkage rack; b23, driving gear; b24, a first driving motor; b25, a second slide rail; b26, a second slide block; b27, positioning holes; b28, a traction column; b29, a return spring.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, but the present invention is not limited thereto.
As shown in fig. 1-7, the present invention provides an automatic weighing device, which comprises a storage hopper b1, wherein the storage hopper b1 is used for containing and placing particles, and the storage hopper b1 is provided with a feeding opening b 3; a weighing hopper b2, wherein a pressure sensor b4 is arranged in the weighing hopper b2, the pressure sensor b4 is used for weighing the weight of the particles in the weighing hopper b2, the weighing hopper b2 is provided with a feeding hole b5 and a discharging hole b6, the discharging hole b6 is provided with a baffle b7, and the baffle b7 is used for opening and closing the discharging hole b 6;
the rack b8, the storage hopper b1 and the weighing hopper b2 are arranged on the rack b 8;
the baffle driving assembly is used for driving the baffle b7 to slide to open and close the discharge hole b 6;
a conveying module b9, one end of the conveying direction of the conveying module b9 is arranged below the feed opening b3 and the other end is arranged above the feed opening b 5;
a transfer module driver b9, the transfer module driver b9 being used for driving the transfer module b9 to transfer movement;
the controller is electrically connected with the pressure sensor b4, the baffle driving assembly and the conveying assembly driving part b9, the pressure sensor b4 transmits a measured value signal to the controller, the controller is provided with a first preset value, the controller controls the conveying assembly driving part b9 to stop moving when the measured value transmitted by the pressure sensor b4 reaches the first preset value, and the controller is used for controlling the baffle driving assembly to drive the baffle b7 to be far away from the discharge port b 6.
The automatic weighing device can be used in the integral subpackaging station of the packaging machine, the front end of the automatic weighing device can be connected with the automatic feeding mechanism, the rear end of the automatic packaging bag sealing mechanism can be arranged to realize the subpackaging and packaging automation of the particles, the storage hopper b1 can be a primary storage hopper b1 or a secondary storage hopper b1 by sequentially arranging the storage hopper b1 for placing the particles, the storage hopper b1 is preferably in an upper end opening shape, the particles in the storage hopper b1 are transferred into the weighing hopper b2 through the conveying assembly b9, the conveying assembly b9 can be any conveying assembly b9 in the prior art, can be a conveying assembly b9 in a conventional conveying belt b13 mode, or a conveying assembly b9 in an adsorption conveying pipe mode, or a conveying assembly b9 in a rotating disc mode, or a conveying assembly b9 in a vibrating disc mode, wherein the conveying assembly b9 in a conveying belt b13 mode is preferred, the corresponding conveying assembly driving part b9 can select a driving motor and a roller to drive the conveying assembly b9 in the form of a conveying belt b13 for transmission, which is not mentioned in a cumber of structures known in the art, when the conveying assembly b9 is in a suction conveying pipe mode, the conveying assembly driving part b9 is a negative pressure device, one end of the suction conveying pipe is correspondingly arranged in the storage hopper b1, the other end of the suction conveying pipe is arranged above the weighing hopper b2, the negative pressure device has suction force to absorb the particles from the storage hopper b1 into the weighing hopper b2, when the conveying assembly b9 is in a vibration plate mode, the conveying assembly driving part b9 is a motor for repeatedly driving the vibration plate to vibrate, the specific structure is an existing vibration plate structure, not mentioned in a cumber, when the conveying assembly b9 is a rotating plate, the conveying assembly driving part b9 is a motor for driving and driving the conveying assembly b9 is not limited to the modes mentioned above, the particulate matter falling into the weighing hopper b2 is weighed by a pressure sensor b4 arranged on the weighing hopper b2, the particulate matter falling into the weighing hopper b2 is weighed by the pressure sensor b4 in real time, the weight value is fed back to the controller by the pressure sensor b4, the sensor controls the operation of a driving piece b9 of the conveying assembly, a first preset value is preset in the controller, when a preset value is set, the weight value of 1000g needs to be subpackaged, the first preset value can be 990 and 1000, when the weight value transmitted by the pressure sensor b4 reaches the preset first preset value, the controller controls the driving piece b9 of the conveying assembly to stop, after the particulate matter in the symmetrical weighing hopper b2 is accurately quantified, the controller drives the baffle b7 to drive the baffle b7 to be far away from the discharge port b6, the connection form of the baffle b7 and the weighing hopper b2 can be in a rotating connection mode or hinged connection or sliding connection, and the baffle b7 can be in a linear air cylinder connection mode corresponding to the baffle b7 connection mode, Linear motor or rotation motor, the particulate matter in the weighing hopper b2 is transferred to the realization divides the material, and after the unloading was accomplished, baffle b7 resets, and conveying subassembly b9 carries out work again, repeats above-mentioned step to the realization divides the material fast with the particulate matter in the storage hopper b 1.
As an improved specific embodiment, the controller controls the conveying speed of the conveying assembly driving part b9 to be stepped, and the conveying speed comprises a plurality of step speeds, the plurality of step speeds are gradually reduced in sequence, the speed is preferably divided into three steps, and by just starting to rapidly convey the particulate matters, when the weight component of the particulate matters in the weighing hopper b2 reaches a preset value, the speed of the conveying assembly b9 is gradually reduced to control the weight value of the subsequent feeding, so that the overfeeding is prevented, and the feeding speed is ensured while the accuracy is ensured.
In a modified embodiment, the sensor is further provided with a second preset value, when the measured value transmitted by the pressure sensor b4 reaches the first preset value, the controller controls the transmission assembly driving piece b9 to stop moving,
the feeding device comprises a storage cylinder a1, the storage cylinder a1 is provided with a material leaking hole a3, the material leaking hole a3 is arranged above a feeding hole b5 of a weighing hopper b2, the storage cylinder a1 is provided with a feeding mechanism, the feeding mechanism drives particles in the storage cylinder a1 to leak out from the material leaking hole a3 in a controlled manner, when a measured value transmitted by a pressure sensor b4 reaches a first preset value, a controller controls the feeding mechanism to drive, when a measured value transmitted by a pressure sensor b4 reaches a second preset value, the controller controls the feeding mechanism to stop running, and the controller controls a baffle driving assembly to drive a baffle b7 to be far away from a discharging hole b 6.
Two weight preset values are set, for example, 1000g is required to be distributed, according to the specific particle size, the first preset value can be set to 990-996g, the second preset value is set to 1000g, when the gravity value detected by the pressure sensor b4 reaches the first preset value, the conveying assembly driving part b9 is controlled to stop moving, the material supplementing device performs material supplementing, when the gravity value detected by the pressure sensor b4 reaches the second preset value, the material supplementing mechanism stops running, and the material supplementing device is set to a more accurate material supplementing mode, so that the material can be supplemented according to the particle number, and the whole automatic weighing device can distribute materials more accurately.
As an improved specific embodiment, the conveying assembly b9 includes a front roller b11, a rear roller b12 and a conveying belt b13, the conveying belt b13 is sleeved on the front roller b11 and the rear roller b12, the conveying assembly driving element b9 drives the front roller b11 or the rear roller b12 to rotate, so as to drive the conveying belt b13 to convey, when a measured value transmitted by the pressure sensor b4 reaches a first preset value, the controller controls the conveying assembly driving element b9 to drive the conveying belt b13 to rotate reversely, and then controls the conveying assembly driving element b9 to stop.
The conveyor assembly driving part b9 comprises a driving motor, preferably a driving motor, which drives the front roller b11 or the rear roller b12 through a driven wheel and a driving wheel a6, and controls the driving motor to rotate reversely to drive the conveyor belt b13 to rotate reversely for a certain distance before the driving motor is controlled to stop, so that the particles are prevented from continuously falling into the weighing hopper b2 under the action of potential energy.
As a modified specific embodiment, the rack b8 includes a weighing mounting seat b14, the discharge port b6 is disposed below the weighing hopper b2, the baffle b7 is slidably connected with the weighing hopper b2, the baffle driving assembly drives the baffle b7 to slide, the weighing hopper b2 is mounted on the weighing mounting seat b14, and the pressure sensor b4 is disposed between the weighing hopper b2 and the weighing mounting seat b14 and is used for bearing the weighing hopper b 2.
As a modified embodiment, a material ring seat 15 is disposed below the weighing hopper b2, a connecting arm b16 extends from the material ring seat 15 to the weighing mounting seat b14, the weighing mounting seat b14 comprises a supporting seat b17 and a mounting bridge b17, the connecting arm b17 is connected with the upper end of the mounting bridge b17, the lower end of the mounting bridge b17 is connected with a pressure sensor b17, the lower end of the pressure sensor b17 is connected with the supporting seat b17, the mounting bridge b17 is provided with a sliding channel b17 for sliding the baffle b17, the mounting bridge b17 and the baffle b17 are implemented by the mounting bridge b17, so that the pressure sensor b17 can accurately check the weight of particles in the weighing hopper b17, a first sliding rail b17 is disposed on the mounting bridge b17, the baffle b17 is provided with a first sliding block b17, the first sliding block b17 is slidably connected with the first sliding rail b17, the sliding drive assembly is slidably disposed on the supporting seat b17 in the front direction, the whole structure is compact and the arrangement is reasonable.
As a modified specific embodiment, the barrier driving assembly includes a linkage rack b22, a driving gear b23, and a first driving motor b24, the linkage rack b22 is engaged with the driving gear b23, the first driving motor b24 drives the driving gear b23 to rotate, the supporting seat b17 is provided with a second sliding rail b25 parallel to the first sliding rail b20, the linkage rack b22 is provided with a second sliding block b26, the second sliding block b26 is slidably connected with the first sliding rail b20, the barrier b7 is provided with a positioning hole b27, the linkage rack b22 extends upward to form a traction column b28, the traction column b28 passes through the positioning hole b27, the linkage rack b22 pulls the barrier b7 to slide, the linkage rack b22 which pulls the barrier b7 to slide has no bearing relationship with the barrier b7, when the barrier b7 is pressed, the traction column b28 moves relative to the positioning hole b27 to achieve an accurate weight value of the weighing hopper b2, in addition, the linkage rack b22 is meshed with the gear in a linkage manner, so that the sliding of the baffle b7 is smoother.
As an improved specific embodiment, a first position sensor b30 and a second position sensor b31 are further disposed on the supporting seat b17, the first position sensor b30 and the second position sensor b31 may employ photoelectric position sensors, or other types of position sensors, the first position sensor b30 and the second position sensor b31 are in communication connection with a controller, the controller controls the first driving motor b24, the first position sensor b30 and the second position sensor b31 are respectively disposed at two ends of a sliding path of the linkage rack b22, when the linkage rack b22 pulls the baffle b7 away from the discharge port, the linkage rack b22 slides to within a sensing distance of the second position sensor b31, the baffle b7 reaches a position of fully opening the discharge port, the second position sensor b31 sends a signal to the controller, the controller controls the first driving motor to stop moving, when the linkage rack b22 pushes the baffle b7 to close the discharge port, the linkage rack b22 slides to the sensing distance of the first position sensor b30, the first position sensor b30 sends a signal to a controller, the controller controls the first driving motor to stop moving, the baffle driving assembly further comprises a return spring b29, one end of the return spring b29 is connected to the baffle b7, the other end of the return spring b29 is connected to the installation bridge b18, the return spring b29 has an elastic pulling force opposite to the linkage rack b22 to the baffle b7 after the linkage rack b22 slides to the preset position, the return spring b29 keeps the traction column b28 in the positioning hole b27 and is separated from the inner wall of the positioning hole 27, the positioning hole b9 on the baffle b7 is in a separated state, the traction column b28 can move back and forth in the positioning hole b27, when the linkage rack b22 moves to the preset position set by the elongated positioning hole b30, the return spring b29 drives the baffle b29 to advance by a distance, and the traction column 28 is kept in the middle position of the elongated positioning hole 27, the inner walls of the positioning holes b27 are not attached to each other, so that the situation that the linkage rack b22 bears partial weight when in contact with the baffle b7 is avoided, and the bearing accuracy of the weighing hopper is greatly improved.
As a modified specific embodiment, the storage cylinder a1 includes a bottom plate a2, the bottom plate a2 is disposed obliquely to the ground level, the storage cylinder a1 is in any shape, preferably, the storage cylinder a1 may be in a cylindrical shape, the bottom plate a2 is provided with a material leaking hole a3 at a position far away from the ground, the storage cylinder a1 is provided with a material pulling plate a4 rotatably connected with the bottom plate a2, the material pulling plate a4 is in any shape of a material pulling plate a4, preferably in a shape of a disk or a connecting strip extending radially from a central axis, the storage cylinder a1 is provided with a driving device which drives the material pulling plate a4 to rotate, the material pulling plate a4 is provided with a material blocking position a5 aligned with the material leaking hole a3 on a rotation path thereof, the material blocking position a5 is used for carrying particulate matters below the storage cylinder a1 to rotate when the material pulling plate a4 rotates, the material blocking position a5 is in any shape matched with the particulate matters 5, the feeding device is used for feeding the materials to the driving device, and the controller is used for receiving a feeding signal instruction, is electrically connected with the driving device and controls the rotating angle of the driving device, wherein the feeding signal is transmitted by a sensor for feeding back a weight value, the feeding signal can be a fixed value, after the feeding signal is transmitted, the driving device is controlled to feed materials quantitatively, the feeding signal can also be a real-time feedback value, and the weight required to be fed is fed back by the sensor in real time to control the feeding of the driving device.
The storage cylinder a1 is loaded with particulate matters, the loading capacity of the particulate matters in the storage cylinder a1 is up to the position that the bottom plate a2 of the storage cylinder a1 does not reach the height of the material leakage hole a3, the material-clamping position a5 of the material-stirring disk a4 contains particles, the material-stirring disk a4 is driven to rotate to drive the particles below to move to the position of the material-leaking hole a3 through the material-clamping position a5, because the material clamping position a5 is communicated with the material leakage hole a3 when aligned, under the condition that the bottom plate a2 is arranged obliquely, the particles in the material clamping position a5 are under the gravitational potential energy, the materials are leaked out of the material receiving accommodating cavity of the matched station through the material leaking hole a3, and by arranging a controller, its controller can be for the singlechip that can encode, under setting for the feed supplement gram number, comes control drive arrangement drive plectrum dish a4 pivoted angle, realizes the gram number that the control particulate matter transferred, and its overall structure is simple to can accurate quick feed supplement.
As a modified embodiment, card material level a5 is for the through-hole that link up each other with hourglass hole a3, and card material level a5 is the thickness that can restrict the granule gliding in its axial ascending thickness, sets up according to different particulate matter thicknesses, the quantity of card material level a5 is at least two, at least two card material level a5 is and leaks material hole a3 and overlaps the circumference and distributes, through setting up a plurality of card material level a5 for can control the particulate matter of a plurality of number values when drive arrangement rotates the small angle and drop.
As an improved specific embodiment, the material shifting disc a4 is detachably connected with the bottom plate a2, the material clamping disc a5 with different sizes and the material particles with different shapes are needed, the material shifting disc a4 is detachably connected through the material shifting disc a4, so that the material shifting disc a4 can be quickly disassembled and assembled, the applicable range of the material supplementing mechanism can be wide, the detachable connection mode of the material shifting disc a4 and the bottom plate a2 is a mode that the rotation connection of the material shifting disc a4 and the bottom plate a2 is not limited in any mode in the prior art, the material shifting disc a4 and the bottom plate a2 can be specifically connected through a rotating shaft, and the material shifting disc a4 is in threaded connection with the rotating shaft and is limited in the rotation through a threaded cap.
As an improved specific implementation manner, the material leakage hole a3 includes a plurality of through holes distributed circumferentially, the size of the through holes is larger than that of the material blocking position a5, when the material blocking position a5 aligns with the material leakage hole a3, the particles in the material blocking position a5 slide downwards to leak through the material leakage hole a3, and the circumferential spacing distance of the material leakage holes a3 is equal to the circumferential spacing distance of the material blocking positions a 5.
As an improved specific embodiment, the material leaking hole a3 is arc-shaped, and the material leaking hole a3 is arc-shaped, so that on one hand, the production is more convenient to open the hole, and on the other hand, the time for delaying the falling of the particles is provided, and the particles are prevented from being too late to fall out of the material leaking hole a3 when the material pulling disc a4 rotates rapidly.
As another modified embodiment, the material leaking hole a3 is communicated with at least two material clamping positions a5 when aligned with the material clamping position a5, and the particles in the material clamping position a5 aligned with the material leaking hole a3 are further ensured to be removed from the through hole.
As a modified specific embodiment, the driving device comprises a driving wheel a6, a driven wheel a7, a transmission belt and a second driving motor a9, the second driving motor a9 is a master motor capable of adjusting the rotation angle, the transmission ratio of the driving wheel a6 and the driven wheel a7 is at least 2:1, the number of turns of the rotation angle motor required by the rotation of the rotating material shifting disc a4 is enlarged, more accurate control is realized, the second driving motor a9 is installed at the edge of the bottom plate a2, the second driving motor a9 can be installed at the peripheral wall of the storage hopper b1, and can also be installed at the installation position where the bottom plate a2 extends axially, the output shaft of the second driving motor a9 is connected with a driving wheel a6, the turntable is provided with a rotating shaft, the rotating shaft is rotatably connected with the bottom plate a2, the driven wheel is arranged at one end of the rotating shaft extending out of the material storage cylinder a1, and the driving belt drives the driven wheel a7 to be linked with the driving wheel a 6.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An automatic weighing device is characterized by comprising
A storage hopper (b1), the storage hopper (b1) is used for containing and placing the particles, and the storage hopper (b1) is provided with a feed opening (b 3);
the device comprises a weighing hopper (b2), wherein a pressure sensor (b4) is arranged in the weighing hopper (b2), the pressure sensor (b4) is used for weighing the weight of particles in the weighing hopper (b2), the weighing hopper (b2) is provided with a feeding hole (b5) and a discharging hole (b6), the discharging hole (b6) is provided with a baffle (b7), and the baffle (b7) is used for opening and closing the discharging hole (b 6);
a frame (b8), the storage hopper (b1) and the weighing hopper (b2) are mounted on the frame (b 8);
the baffle driving assembly is used for driving the baffle (b7) to slide to open and close the discharge hole (b 6);
a conveying assembly driving member (b9), both ends of the conveying assembly driving member (b9) are respectively arranged below the feed opening (b3) and the other end is arranged above the feed opening (b 5);
a transfer assembly drive (b9), the transfer assembly drive (b9) for driving the transfer assembly in a transfer movement;
the controller is electrically connected with the pressure sensor (b4), the baffle driving assembly and the conveying assembly driving part (b9), the pressure sensor (b4) transmits a measured value signal to the controller, the controller is provided with a first preset value, the controller controls the conveying assembly driving part (b9) to stop moving when the measured value transmitted by the pressure sensor (b4) reaches the first preset value, and the controller is used for controlling the baffle driving assembly to drive the baffle (b7) to be far away from the discharge hole (b 6).
2. The automatic weighing apparatus of claim 1, wherein the controller controls the conveying speed of the conveying assembly driving member (b9) to be stepped, including a plurality of step speeds, which are gradually decreased in sequence.
3. An automatic weighing apparatus according to claim 1 or 2, wherein the sensor is further provided with a second preset value, and the controller controls the transmission assembly drive member (b9) to stop moving when the measured value transmitted by the pressure sensor (b4) reaches the first preset value,
the material supplementing device comprises a material storage cylinder (a1), wherein the material storage cylinder (a1) is provided with a material leakage hole (a3), the material leakage hole (a3) is formed above a feed inlet (b5) of a weighing hopper (b2), the material storage cylinder (a1) is provided with a material supplementing mechanism, the material supplementing mechanism drives particles in the material storage cylinder (a1) to leak out from the material leakage hole (a3) in a controlled manner, when a measured value transmitted by a pressure sensor (b4) reaches a first preset value, the controller controls the material supplementing mechanism to be driven, when a measured value transmitted by the pressure sensor (b4) reaches a second preset value, the controller controls the material supplementing mechanism to stop running, and the controller controls a baffle driving assembly to drive a baffle (b7) to be far away from a discharge outlet (b 6).
4. The automatic weighing device according to claim 3, wherein the conveyor assembly driving member (b9) comprises a front roller (b11), a rear roller (b12) and a conveyor belt (b13), the conveyor belt (b13) is sleeved on the front roller (b11) and the rear roller (b12), the conveyor assembly driving member (b9) drives the front roller (b11) or the rear roller (b12) to rotate, so that the conveyor belt (b13) is driven to convey, and when a measured value conveyed by the pressure sensor (b4) reaches a first preset value, the controller controls the conveyor assembly driving member (b9) to drive the conveyor belt (b13) to firstly perform a reverse braking action and then stop.
5. An automatic weighing apparatus according to claim 1, wherein the frame (b8) comprises a weighing mounting seat (b14), the discharge port (b6) is arranged below the weighing hopper (b2), the baffle (b7) is slidably connected with the weighing hopper (b2), the baffle driving assembly drives the baffle (b7) to slide, the weighing hopper (b2) is mounted on the weighing mounting seat (b14), and the pressure sensor (b4) is arranged between the weighing hopper (b2) and the weighing mounting seat (b14) and is used for bearing the weighing hopper (b 2).
6. An automatic weighing apparatus according to claim 5, wherein a material ring seat (b15) is provided below the weighing hopper (b2), the material ring seat (b15) extends a connecting arm (b16) towards the weighing mounting seat (b14), the weighing mounting seat (b14) comprises a supporting seat (b17) and a mounting bridge (b18), the connecting arm (b16) is connected with the upper end of a mounting bridge (b18), the lower end of the mounting bridge (b18) is connected with a pressure sensor (b4), the lower end of the pressure sensor (b4) is connected with the supporting seat (b17), the mounting bridge (b18) is provided with a sliding channel (b19) for the baffle (b7) to slide, the mounting bridge (b18) is in sliding connection with the baffle (b7), and the baffle driving assembly is arranged on the supporting seat (b17) and drives the baffle (b7) to slide in the front-back direction in the sliding channel (b 19).
7. The automatic weighing device of claim 6, wherein the barrier driving assembly comprises a linkage rack (b22), a driving gear (b23) and a first driving motor (b24), the linkage rack (b22) is meshed with the driving gear (b23), the first driving motor (b24) drives the driving gear (b23) to rotate, the supporting seat (b17) is connected with the linkage rack (b22) in a sliding mode, a positioning hole (b27) is formed in the barrier (b7), a traction column (b28) extends upwards from the linkage rack (b22), the traction column (b28) penetrates through the positioning hole (b27), and the linkage rack (b22) pulls the barrier (b7) to slide.
8. An automatic weighing apparatus according to claim 7, wherein the supporting base (b17) is further provided with a first position sensor (b30), the first position sensor (b30) is in communication with a controller, the controller controls the first driving motor (b24) to stop the operation of the first driving motor (b24) when the first position sensor (b30) senses that the interlocking rack (b22) slides to a preset position, the apron driving assembly further comprises a return spring (b29), one end of the return spring (b29) is connected to the apron (b7), the other end of the return spring is connected to the mounting bridge (b18), the return spring (b29) has an elastic tension to the apron (b7) opposite to the interlocking rack (b22) after the interlocking rack (b22) slides to the preset position, and the return spring (b29) keeps the traction column (b28) in the positioning hole (b27), and is separated from the inner wall of the positioning hole (b 27).
9. An automatic weighing device according to claim 3, wherein the storage drum (a1) comprises a bottom plate (a2), the bottom plate (a2) is arranged obliquely with the ground level, the material leakage hole (a3) is arranged at the position of the bottom plate (a2) above the ground, the feed supplementing mechanism comprises a material stirring disc (a4) and a material stirring disc (a4) driving device, wherein the material stirring disc (a4) is arranged in a material storage cylinder (a1) and is rotationally connected with a bottom plate (a2), the material stirring disc (a4) driving device drives the material stirring disc (a4) to rotate, the material stirring disc (a4) is provided with a material clamping position (a5) aligned with the material leakage hole (a3) on the rotating path, the material clamping position (a5) is used for carrying the particles positioned at the lower part in the storage cylinder (a1) to rotate when the material stirring disc (a4) rotates, the controller controls the driving device of the material stirring disc (a4) to drive the rotation angle of the material stirring disc (a 4).
10. The automatic weighing device according to claim 9, wherein the material clamping positions (a5) are through holes communicated with the material leakage holes (a3), the number of the material clamping positions (a5) is at least two, the at least two material clamping positions (a5) are circumferentially distributed in a manner of overlapping with the material leakage holes (a3),
or the material leakage holes (a3) are arc-shaped strips, and when the material leakage holes (a3) are aligned with the material clamping positions (a5), the material leakage holes (a3) are communicated with at least two material clamping positions (a 5);
or the material leakage holes (a3) comprise a plurality of through holes distributed circumferentially, and the circumferential spacing distance of the material leakage holes (a3) is equal to the circumferential spacing distance of the material clamping positions (a 5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920938829.4U CN210191864U (en) | 2019-06-20 | 2019-06-20 | Automatic weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920938829.4U CN210191864U (en) | 2019-06-20 | 2019-06-20 | Automatic weighing device |
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| Publication Number | Publication Date |
|---|---|
| CN210191864U true CN210191864U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920938829.4U Expired - Fee Related CN210191864U (en) | 2019-06-20 | 2019-06-20 | Automatic weighing device |
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| CN (1) | CN210191864U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623858A (en) * | 2020-05-09 | 2020-09-04 | 扬州大学 | Quantitative sampling device for civil engineering experiments and application method thereof |
| CN112407990A (en) * | 2021-01-25 | 2021-02-26 | 烟台盈德精密机械有限公司 | Urea conveying system for producing automobile exhaust treatment liquid |
| CN112629631A (en) * | 2020-12-30 | 2021-04-09 | 中国兵器装备集团自动化研究所 | High-precision automatic weighing device for mixed powder |
| CN112721093A (en) * | 2020-12-18 | 2021-04-30 | 泰州市科飞橡塑机械有限公司 | Double-screw extruder with automatic material supplementing function |
| CN113432683A (en) * | 2021-08-26 | 2021-09-24 | 江苏卓铭电子科技有限公司 | Weighing box and weighing device thereof |
| CN113562212A (en) * | 2021-08-20 | 2021-10-29 | 恩纳科(天津)自动化设备有限公司 | Easy-to-break pulp filling equipment |
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2019
- 2019-06-20 CN CN201920938829.4U patent/CN210191864U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623858A (en) * | 2020-05-09 | 2020-09-04 | 扬州大学 | Quantitative sampling device for civil engineering experiments and application method thereof |
| CN111623858B (en) * | 2020-05-09 | 2022-03-15 | 扬州大学 | Quantitative sampling device for civil engineering experiments and application method thereof |
| CN112721093A (en) * | 2020-12-18 | 2021-04-30 | 泰州市科飞橡塑机械有限公司 | Double-screw extruder with automatic material supplementing function |
| CN112629631A (en) * | 2020-12-30 | 2021-04-09 | 中国兵器装备集团自动化研究所 | High-precision automatic weighing device for mixed powder |
| CN112407990A (en) * | 2021-01-25 | 2021-02-26 | 烟台盈德精密机械有限公司 | Urea conveying system for producing automobile exhaust treatment liquid |
| CN112407990B (en) * | 2021-01-25 | 2021-04-06 | 烟台盈德精密机械有限公司 | Urea conveying system for producing automobile exhaust treatment liquid |
| CN113562212A (en) * | 2021-08-20 | 2021-10-29 | 恩纳科(天津)自动化设备有限公司 | Easy-to-break pulp filling equipment |
| CN113562212B (en) * | 2021-08-20 | 2023-10-27 | 恩纳科(天津)自动化设备有限公司 | Easy broken pulp filling equipment |
| CN113432683A (en) * | 2021-08-26 | 2021-09-24 | 江苏卓铭电子科技有限公司 | Weighing box and weighing device thereof |
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