CN210592538U - High-precision weighing and feeding mechanism - Google Patents
High-precision weighing and feeding mechanism Download PDFInfo
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- CN210592538U CN210592538U CN201921437893.0U CN201921437893U CN210592538U CN 210592538 U CN210592538 U CN 210592538U CN 201921437893 U CN201921437893 U CN 201921437893U CN 210592538 U CN210592538 U CN 210592538U
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Abstract
The utility model discloses a high-precision weighing and feeding mechanism, which comprises a feeding hopper, a spiral feeder and a storage bin, wherein the outlet of the feeding hopper is connected with the inlet of the spiral feeder, the outlet of the spiral feeder is connected with the inlet of the storage bin, and the spiral feeder is driven by a motor to operate; the entrance of feed bin still be equipped with the weighing feed bin subassembly of spiral feeder's export intercommunication, weighing feed bin subassembly is suitable for splendid attire material and to the material is dropped into to the feed bin intermittent type nature. The utility model discloses can realize less volume (trace) quantitative transmission of material to satisfy the weighing accuracy control requirement of the less volume (trace) of material in the production application, be favorable to packing the precision simultaneously and detect, the motor need not to stop for a long time, as long as it can carry out reinforced next time to weigh the material in the feed bin subassembly and drop into the feed bin, the packaging process can go on simultaneously with reinforced process, guarantees that efficiency improves greatly.
Description
Technical Field
The utility model relates to a reinforced mechanism especially relates to a high accuracy reinforced mechanism of weighing for material quantitative package.
Background
In order to reduce the labour, improve the packing precision, the packing of present material adopts the machine to accomplish more, and material ration packaging machine material among the prior art transmits directly to get into the wrapping bag behind the feed bin, because the feed bin size is great, when less volume (trace) packing of material, the export discharge of feed bin often can't in time be followed to the material, can't satisfy the material volume precision that gets into in the feed bin, and at the in-process that once reinforced completion to packing was accomplished, the motor need be in the closed condition, until carrying out reinforced next time after changing the wrapping bag, packing efficiency greatly reduced, need design a reinforced precision higher for this reason, the faster high accuracy of speed reinforced mechanism of feeding by weighing.
SUMMERY OF THE UTILITY MODEL
In order to solve the reinforced precision of the mechanism among the prior art low, the lower technical problem of efficiency, the utility model provides a high accuracy reinforced mechanism of weighing solves above-mentioned problem.
The utility model provides a technical scheme that its technical problem adopted is: a high-precision weighing and feeding mechanism comprises a feeding hopper, a spiral feeder and a storage bin, wherein an outlet of the feeding hopper is connected with an inlet of the spiral feeder, an outlet of the spiral feeder is connected with an inlet of the storage bin, and the spiral feeder is driven by a motor to operate; the entrance of feed bin still be equipped with the weighing feed bin subassembly of spiral feeder's export intercommunication, weighing feed bin subassembly is suitable for splendid attire material and to the material is dropped into to the feed bin intermittent type nature.
The spiral feeder can ensure the quantitative output of materials, the frequency of the motor is controlled to control the transmission speed of the materials, and the running time of the motor is controlled to control the transmission quantity of the materials. Weigh the feed bin subassembly and will the material that spiral feeder transmitted is stored in advance, wait to feed in to once only throwing into the feed bin after packing weight, improve packing efficiency.
Furthermore, the weighing bin assembly comprises a weighing hopper and a connecting rod assembly, wherein the weighing hopper comprises a side plate and a bottom plate, the side plate is enclosed into a circle, and the bottom plate is rotatably connected to the bottom of the side plate; the connecting rod assembly is fixed on the outer side of the weighing hopper and comprises an air cylinder and a connecting rod connected with an extension rod of the air cylinder, and the connecting rod is rotatably connected with the bottom plate and is suitable for intermittently opening or closing the bottom plate.
Preferably, the rotating shafts of the side plates and the bottom plate are parallel to the plane of the bottom plate, and the connecting rod is suitable for opening or closing the bottom plate in a vertical plane.
Furthermore, the bottom plate is formed by splicing two panels; every the panel all with the curb plate rotates to be connected, the tip of the extension bar of cylinder rotates to be connected with respectively with every two connecting rods that the panel is connected.
Preferably, the two connecting rod assemblies are symmetrically arranged on two sides of the weighing hopper, and two connecting rods on each connecting rod assembly are respectively connected with one side of each of the two panels.
Preferably, an extension rod of the cylinder is connected with a conversion joint with a pin hole, and the two connecting rods are rotatably connected in the pin hole through a connecting pin.
Further, the outside symmetry of hopper of weighing is provided with two lugs, the lug place with on the fixed weighing sensor of feed bin, weighing sensor with the motor electricity is connected, through weighing sensor measures the weight of hopper of weighing, real-time control opening and closing of motor realize accurate ration reinforced.
Furthermore, a dustproof bag is further arranged at the connecting port of the spiral feeder and the storage bin.
Furthermore, the lower part of feed bin is wide upper portion down narrow infundibulate structure, be fixed with the bulkhead vibrator on the lateral wall of infundibulate structure, avoid the material to adhere to on the bulkhead of feed bin.
Preferably, an outlet of the storage bin is provided with a discharge butterfly valve.
The utility model has the advantages that:
(1) high accuracy reinforced mechanism of weighing, through the screw feeder realizes the quantitative transmission of material, passes through simultaneously weigh the feed bin subassembly and will the material of screw feeder transmission is stored in advance, treats reinforced to pack weight back once only drop into the feed bin in, is favorable to packing the precision and detects, and the motor need not to stop for a long time, as long as it can carry out next reinforced in dropping into the feed bin to weigh the material in the feed bin subassembly, packaging process and reinforced process can go on simultaneously, guarantee that efficiency improves greatly.
(2) High accuracy reinforced mechanism of weighing, weigh the feed bin subassembly and contain hopper and link assembly of weighing, through link assembly control the bottom plate of hopper of weighing is opened and is closed, realize intermittent type nature to the material is put in to the feed bin, and the material is put in fastly.
(3) High accuracy reinforced mechanism of weighing, link assembly set up in the outside of hopper of weighing does not influence the normal circulation of material, and promotes through the cylinder the bottom plate is opened and is closed, simple structure, power transmission are fast.
(4) High accuracy reinforced mechanism of weighing, the hopper of weighing is by weighing sensor measurement weight, and used weighing sensor range is little, and the precision is high, is applicable to the trace material and weighs, adopts control motor to stop when the material reaches appointed weight, realizes that accurate ration is reinforced.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front view of a specific embodiment of the high-precision weighing and feeding mechanism of the present invention;
fig. 2 is a left side view of an embodiment of the high-precision weighing and feeding mechanism of the present invention;
FIG. 3 is a front view of the weigh bin assembly of the present invention (with the weigh hopper in a closed position);
FIG. 4 is a side view of the weigh bin assembly of FIG. 3;
FIG. 5 is a top plan view of the weigh bin assembly of FIG. 3;
FIG. 6 is a front view of the weigh bin assembly of the present invention (with the weigh hopper in an open position);
FIG. 7 is an enlarged view at M of FIG. 1;
fig. 8 is an enlarged view of fig. 2 at N.
In the figure, 1, a loading hopper, 2, a spiral feeder, 3, a storage bin, 4, a mounting platform, 5, a weighing storage bin assembly, 501, a weighing hopper, 5011, side plates, 5012, a panel, 502, a connecting rod, 503, a cylinder, 504, a conversion joint, 6, a cylinder mounting seat, 7, a hinge seat, 8, a split pin, 9, a check ring, 10, a weighing sensor, 12, a bin wall vibrator, 13, a discharge butterfly valve, 14, a dust bag, 15, a motor, 16, a support lug, 17 and an electric cabinet.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1, as shown in fig. 1 to 6, a high-precision weighing and feeding mechanism includes a feeding hopper 1, a spiral feeder 2 and a storage bin 3, wherein the spiral feeder 2 is a twin-screw spiral feeder, an outlet of the feeding hopper 1 is connected to an inlet of the spiral feeder 2, an outlet of the spiral feeder 2 is connected to an inlet of the storage bin 3, and the spiral feeder 2 is driven by a motor 15 to operate; hopper 1 and spiral feeder 2 are all fixed in the top of mounting platform 4, and feed bin 3 is fixed in the below of mounting platform 4, and the entrance of feed bin 3 still is equipped with the feed bin subassembly 5 of weighing with spiral feeder 2's export intercommunication, weighs feed bin subassembly 5 and is suitable for the splendid attire material and to intermittent type nature input material in the feed bin 3.
Specifically, the weighing bin assembly 5 comprises a weighing hopper 501 and a connecting rod 502 assembly, the weighing hopper 501 comprises side plates 5011 which are enclosed into a circle and a bottom plate which is rotatably connected to the bottoms of the side plates 5011, the weighing hopper 501 is of a cuboid structure, and the side plates 5011 and the bottom plate can be connected through hinges or pin shafts; the connecting rod 502 assembly is fixed on the outer side of the weighing hopper 501 and comprises a cylinder 503 and a connecting rod 502 connected with an extension rod of the cylinder 503, a cylinder mounting seat 6 is fixed on the outer surface of the weighing hopper 501, the upper section and the lower section of a cylinder barrel of the cylinder 503 are fixed with the weighing hopper 501 through the cylinder mounting seat 6, the connecting rod 502 is rotatably connected with the bottom plate, a hinge seat 7 is arranged on the side surface of the bottom plate, a pin hole is formed in the rotating connection part of the connecting rod 502 and the bottom plate, a split pin 8 penetrates through the pin hole to be connected with the hinge seat 7, a retainer ring 9 is fixed outside the split pin 8, and the connecting rod 502 drives the bottom plate to rotate around the rotating shaft of the bottom plate.
The bottom plate can also rotate in the horizontal plane at vertical plane internal rotation, and when the bottom plate rotates in the horizontal plane, the rotation axis of bottom plate and curb plate 5011 is vertical axis, needs to open the bottom plate completely this moment, otherwise has the material to remain on the bottom plate upper surface that is located curb plate 5011 inboard, can't guarantee quantitative reinforced. In this embodiment, the bottom plate rotates in a vertical plane, the rotation axes of the side plates 5011 and the bottom plate are parallel to the plane of the bottom plate, and the connecting rod 502 is suitable for opening or closing the bottom plate in the vertical plane, at this time, the bottom plate does not need to be completely opened, and materials can fall into the opening under the action of gravity because the bottom plate is in a downward inclined state.
The working process of the embodiment is as follows: when the initial feeding, the bottom plate is in the closed state, the export of feed bin 3 is also in the closed state, open motor 15, 1 is reinforced to spiral feeder 2 simultaneously to the loading hopper, the material is to weighing the interior transmission of hopper, spiral feeder 2's helical blade can guarantee the even transport of material, it closes motor 15 to reinforced to the after-mentioned certain time, reinforced completion, cylinder 503 stretches out and promotes connecting rod 502 downstream this moment, it opens to drive the bottom plate, the material is once only poured into in feed bin 3, pour the withdrawal of completion back cylinder 503, it closes to drive the bottom plate, 3 exports in the feed bin are opened, material in the feed bin 3 is carried to the wrapping bag, meanwhile, spiral feeder 2 carries out next time in weighing the hopper and feeds in raw material.
The cylinder 503 and the two connecting rods 502 can be connected by, but not limited to, the following means: the extension rod of the cylinder 503 is connected with a conversion joint 504 with a pin hole, the two connecting rods 502 are rotatably connected in the pin hole through a connecting pin, and two ends of the connecting pin are locked, so that the connecting rods 502 can be abutted against the panel 5012 when the cylinder 503 is in telescopic motion, and meanwhile, the two connecting rods 502 can be rotated and unfolded along with the opening of the panel 5012.
Preferably, two connecting rods 502 are arranged on the weighing hopper 501 symmetrically, and the two connecting rods 502 on each connecting rod 502 are connected with one side of the two panels 5012 respectively.
Embodiment 3, on the basis of embodiment 1 or embodiment 2, as shown in fig. 1 to 8, two support lugs 16 are symmetrically arranged on the outer side of the weighing hopper 501, the support lugs 16 are placed on the weighing sensor 10 fixed to the bin 3, the weighing sensor 10 is electrically connected to the motor 15, the motor 15 and the weighing sensor 10 are electrically connected to the electric cabinet 17, when there is no material in the weighing hopper 501, the pressure of the support lug 16 weighing sensor 10 is an initial pressure, because the weighing hopper is supported only by the sensor, when the material is added into the weighing hopper 501, the support lug 16 weighing sensor 10 generates pressure, and the pressure increases with the increase of the material amount, so that the mass of the material in the weighing hopper can be determined according to the pressure difference value on the weighing sensor 10, and a signal is transmitted to the electric cabinet 17, thereby controlling the opening and closing of the motor 15 to realize quantitative charging. In order to avoid measurement errors of the weight sensor, the support lug 16 is movably connected with the weight sensor, and no torque is generated between the weight sensor and the support lug 16.
The weighing sensor 10 in the embodiment adopts a single-point weighing sensor, is suitable for static weighing, has high precision and very small temperature coefficient, and can be used for micro-weighing, and the model is HBM PW6C C3-15. For example, the material quantity is 3kg with accuracy of + -3.6 kg, and the weighing hopper 501 is made of titanium alloy material and has a mass of less than 17 kg. The feed was stopped when the pressure value on each load cell 10 changed by an amount equal to 1.5 kg.
Preferably, as shown in fig. 1 and 2, a dust bag 14 is further disposed at a connection port of the spiral feeder 2 and the silo 3, the dust bag 14 is preferably a TPU bag, and the space between the spiral feeder 2 and the silo 3 is sealed and dustproof by the dust bag 14 after installation and adjustment are completed.
Preferably, as shown in fig. 1, the lower part of the silo 3 is a funnel-shaped structure with a wide top and a narrow bottom, and a silo wall vibrator 12 is fixed on the outer side wall of the funnel-shaped structure to prevent the materials from adhering to the silo wall of the silo 3.
As preferred, the exit of feed bin 3 is provided with ejection of compact butterfly valve 13, is convenient for control the opening and closing of 3 exports in feed bin, and ejection of compact butterfly valve 13 also can be the solenoid valve, through opening and closing of electric cabinet 17 control solenoid valve.
In this specification, the schematic representations of the terms are not necessarily referring to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a high accuracy mechanism that feeds in raw material that weighs which characterized in that: the device comprises a charging hopper, a spiral charging machine and a storage bin, wherein an outlet of the charging hopper is connected with an inlet of the spiral charging machine, an outlet of the spiral charging machine is connected with an inlet of the storage bin, and the spiral charging machine is driven by a motor to operate;
the entrance of feed bin still be equipped with the weighing feed bin subassembly of spiral feeder's export intercommunication, weighing feed bin subassembly is suitable for splendid attire material and to the material is dropped into to the feed bin intermittent type nature.
2. The high-precision weighing and feeding mechanism of claim 1, characterized in that: the weighing bin assembly comprises a weighing hopper and a connecting rod assembly, wherein the weighing hopper comprises a side plate and a bottom plate, the side plate is enclosed into a circle, and the bottom plate is rotatably connected to the bottom of the side plate;
the connecting rod assembly is fixed on the outer side of the weighing hopper and comprises an air cylinder and a connecting rod connected with an extension rod of the air cylinder, and the connecting rod is rotatably connected with the bottom plate and is suitable for intermittently opening or closing the bottom plate.
3. The high-precision weighing and feeding mechanism of claim 2, characterized in that: the rotating shafts of the side plates and the bottom plate are parallel to the plane of the bottom plate, and the connecting rod is suitable for opening or closing the bottom plate in a vertical plane.
4. The high-precision weighing and feeding mechanism of claim 3, wherein: the bottom plate is formed by splicing two panels; every the panel all with the curb plate rotates to be connected, the tip of the extension bar of cylinder rotates to be connected with respectively with every two connecting rods that the panel is connected.
5. The high-precision weighing and feeding mechanism of claim 4, wherein: the two connecting rod assemblies are symmetrically arranged on two sides of the weighing hopper, and each connecting rod on the two connecting rod assemblies is connected with one side of each panel.
6. The high-precision weighing and feeding mechanism of claim 4, wherein: and the extension rod of the air cylinder is connected with a conversion joint with a pin hole, and the two connecting rods are rotatably connected in the pin hole through a connecting pin.
7. The high-precision weighing and feeding mechanism of claim 2, characterized in that: the outside symmetry of hopper of weighing is provided with two lugs, the lug place with on the fixed weighing sensor of feed bin, weighing sensor with the motor electricity is connected.
8. The high-precision weighing and feeding mechanism of claim 2, characterized in that: and a dustproof bag is further arranged at the connecting port of the spiral feeder and the storage bin.
9. The high-precision weighing and feeding mechanism of claim 2, characterized in that: the lower part of the storage bin is a funnel-shaped structure with a wide upper part and a narrow lower part, and a bin wall vibrator is fixed on the outer side wall of the funnel-shaped structure.
10. The high-precision weighing and feeding mechanism according to any one of claims 1 to 9, characterized in that: and a discharge butterfly valve is arranged at the outlet of the storage bin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921437893.0U CN210592538U (en) | 2019-08-30 | 2019-08-30 | High-precision weighing and feeding mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921437893.0U CN210592538U (en) | 2019-08-30 | 2019-08-30 | High-precision weighing and feeding mechanism |
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| CN210592538U true CN210592538U (en) | 2020-05-22 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112382750A (en) * | 2020-10-20 | 2021-02-19 | 常州百利锂电智慧工厂有限公司 | Alcohol solvent wet coating system and processing technology for lithium battery ternary material |
| CN112378177A (en) * | 2020-10-20 | 2021-02-19 | 常州百利锂电智慧工厂有限公司 | Washing system, processing system and processing technology of lithium battery ternary material |
| CN112660440A (en) * | 2020-12-09 | 2021-04-16 | 广东智源机器人科技有限公司 | Material quantitative output mechanism and food machine |
| CN112945361A (en) * | 2021-03-12 | 2021-06-11 | 四川仲玛智造科技有限公司 | Vibrating accurate weighing equipment |
| CN113772444A (en) * | 2021-09-10 | 2021-12-10 | 驰创科技服务(福建)有限责任公司 | High-precision industrial metering equipment and working process |
| WO2022121326A1 (en) * | 2020-12-09 | 2022-06-16 | 广东智源机器人科技有限公司 | Weighing structure, fixed-amount material output mechanism, and automatic food production apparatus |
| CN115143731A (en) * | 2022-06-28 | 2022-10-04 | 浙江迪邦化工有限公司 | Airflow drying device and drying method of N-cyanoethyl-N-benzylaniline |
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- 2019-08-30 CN CN201921437893.0U patent/CN210592538U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382750A (en) * | 2020-10-20 | 2021-02-19 | 常州百利锂电智慧工厂有限公司 | Alcohol solvent wet coating system and processing technology for lithium battery ternary material |
| CN112378177A (en) * | 2020-10-20 | 2021-02-19 | 常州百利锂电智慧工厂有限公司 | Washing system, processing system and processing technology of lithium battery ternary material |
| CN112382750B (en) * | 2020-10-20 | 2022-08-12 | 常州百利锂电智慧工厂有限公司 | Alcohol solvent wet coating system and processing technology for lithium battery ternary material |
| CN112660440A (en) * | 2020-12-09 | 2021-04-16 | 广东智源机器人科技有限公司 | Material quantitative output mechanism and food machine |
| WO2022121326A1 (en) * | 2020-12-09 | 2022-06-16 | 广东智源机器人科技有限公司 | Weighing structure, fixed-amount material output mechanism, and automatic food production apparatus |
| CN112660440B (en) * | 2020-12-09 | 2023-01-24 | 广东智源机器人科技有限公司 | Material quantitative output mechanism and food machine |
| CN112945361A (en) * | 2021-03-12 | 2021-06-11 | 四川仲玛智造科技有限公司 | Vibrating accurate weighing equipment |
| CN112945361B (en) * | 2021-03-12 | 2022-09-23 | 四川仲玛智造科技有限公司 | Vibrating type accurate weighing equipment |
| CN113772444A (en) * | 2021-09-10 | 2021-12-10 | 驰创科技服务(福建)有限责任公司 | High-precision industrial metering equipment and working process |
| CN115143731A (en) * | 2022-06-28 | 2022-10-04 | 浙江迪邦化工有限公司 | Airflow drying device and drying method of N-cyanoethyl-N-benzylaniline |
| CN115143731B (en) * | 2022-06-28 | 2024-06-07 | 浙江迪邦化工有限公司 | Pneumatic drying device and method for drying N-cyanoethyl-N-benzyl aniline |
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