CN211521019U - Granular material weighing device - Google Patents
Granular material weighing device Download PDFInfo
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- CN211521019U CN211521019U CN201922141675.9U CN201922141675U CN211521019U CN 211521019 U CN211521019 U CN 211521019U CN 201922141675 U CN201922141675 U CN 201922141675U CN 211521019 U CN211521019 U CN 211521019U
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- hopper
- weighing
- door
- cylinder
- hopper door
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Abstract
The utility model discloses a granular material weighing device, including the support frame, the material stock hopper of setting on the support frame still includes: the blanking mechanism comprises a first hopper door hinged to the material storage hopper and a first air cylinder arranged on the material storage hopper, and the first air cylinder is hinged to the first hopper door; weighing hopper mechanism, it is including setting up the hopper casing in the stock hopper below and articulate initiative hopper door and the driven hopper door in hopper casing both sides respectively be equipped with on the hopper casing and drive the actuating mechanism that initiative hopper door and driven hopper door opened or closed and can the auto-lock, be connected with the weighing sensor subassembly between hopper casing periphery and the support frame.
Description
Technical Field
The utility model particularly relates to a granular material weighing device.
Background
Traditional granular material weighing device places granular material at the feeder hopper, the below of feeder hopper is equipped with weighing platform, when being close to predetermined weight value, the load of feeder hopper discharge gate will diminish, through the slow predetermined weight value that reaches of control load, the weighing inefficiency of this kind of mode, and the precision of control weight value is low, and conventional hopper door drive structure does not possess self-locking function, under long-term material pressure, break down easily, the condition of lou material appears.
Therefore, the existing granular material weighing device needs to be further improved.
SUMMERY OF THE UTILITY MODEL
To the defect that above-mentioned prior art exists, the to-be-solved technical problem of the utility model is: improve the efficiency of weighing, prevent that hopper door from appearing leaking the material.
The utility model provides a granular material weighing device, includes the support frame, sets up the material storage hopper on the support frame, still includes:
the blanking mechanism comprises a first hopper door hinged to the material storage hopper and a first air cylinder arranged on the material storage hopper, and the first air cylinder is hinged to the first hopper door;
weighing hopper mechanism, it is including setting up the hopper casing in the stock hopper below and articulate initiative hopper door and the driven hopper door in hopper casing both sides respectively be equipped with on the hopper casing and drive the actuating mechanism that initiative hopper door and driven hopper door opened or closed and can the auto-lock, be connected with the weighing sensor subassembly between hopper casing periphery and the support frame.
Further, the driving mechanism comprises a second cylinder and a shifting plate which are hinged to the hopper shell respectively, a pull rod is hinged between the outer end of the shifting plate and the driving hopper door, a pin seat is arranged on the shifting plate close to the outer end, a cylinder shaft of the second cylinder is hinged to the pin seat, a connecting rod is hinged between the driving hopper door and the driven hopper door, when the driving hopper door and the driven hopper door are in a closed state, the hinge point on the shifting plate and the hinge point on the pull rod are on the same straight line, a self-locking state limiting the driving hopper door to be opened outwards is formed, and the connecting rod forms a fulcrum limiting the driven hopper door to turn outwards under the fixed state of the driving hopper door.
Preferably, the driving hopper door is provided with a limiting column for preventing the shifting plate from exceeding the stroke when the shifting plate is turned outwards.
Preferably, a spring hanging pin is arranged on the driving hopper door and close to the connecting rod, and a tension spring is arranged between the inner end of the shifting plate piece and the spring hanging pin.
Further, the weighing sensor assembly comprises a plurality of weighing sensors which are uniformly distributed and fixed on the supporting frame, and a sensor connecting piece is arranged between each weighing sensor and the corresponding hopper shell.
Preferably, one of the sensor connecting pieces is of a column type structure, and the other sensor connecting pieces are of a steel ball structure.
And furthermore, the support frame is also provided with a material supplementing mechanism which is used for supplementing a weighing hopper mechanism to generate weighing errors, the material supplementing mechanism comprises a plurality of weighing hoppers arranged on the support frame, the capacity of each weighing hopper is smaller than that of the hopper shell, a hopper material distributing barrel is arranged between the material storing hopper and each weighing hopper, the discharge port of each hopper material distributing barrel is positioned above the feed port of each weighing hopper, and a hopper door assembly capable of sealing the discharge port of each hopper material distributing barrel is arranged on each hopper material distributing barrel.
Furthermore, the hopper door assembly comprises a second hopper door hinged to the hopper distributing barrel, a third cylinder is arranged on the hopper distributing barrel, and a cylinder shaft of the third cylinder is hinged to the second hopper door.
Preferably, a receiving hopper is arranged below the hopper shell and the weighing hopper on the supporting frame.
Furthermore, a control cabinet is arranged on one side of the support frame and comprises a pneumatic control element and a controller, the controller is respectively and electrically connected with the pneumatic control element, the weighing sensor assembly and the weighing hopper, and the pneumatic control element is respectively connected with the first cylinder, the second cylinder and the third cylinder through air pipes.
To sum up, the utility model discloses for its beneficial effect of prior art is:
the utility model discloses a be connected with large-scale material storehouse on the material stock hopper, for the material stock hopper continuously provides granular material, control unloading mechanism open time according to invariable weight pressure, thereby make granular material reach predetermined weight value fast, effectual improvement efficiency of weighing, carry out accurate weighing to the material through being equipped with the hopper mechanism of weighing, it can drive initiative hopper door and driven hopper door and open or close to have actuating mechanism, and the function of auto-lock has under the state of closing, prevent that initiative hopper door and driven hopper door from breaking down under long-time compression state, lead to lou material, and simple structure, high durability and convenient use.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an exploded perspective view of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;
fig. 4 is an enlarged schematic view of the point B in fig. 2 according to the present invention.
Detailed Description
The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:
as shown in fig. 1 to 4, the embodiment of the present invention preferably provides a granular material weighing device, which includes a support frame 1, a material storage hopper 10 disposed on the support frame 1, and further includes:
the blanking mechanism 2 comprises a first hopper door 11 hinged on the material storage hopper 10 and a first air cylinder 12 arranged on the material storage hopper 10, and the first air cylinder 12 is hinged with the first hopper door 11;
the weighing hopper mechanism 3 comprises a hopper shell 30 arranged below the material storage hopper 10, and a driving hopper door 31 and a driven hopper door 32 which are respectively hinged on two sides of the hopper shell 30, wherein a driving mechanism 4 capable of driving the driving hopper door 31 and the driven hopper door 32 to open or close and be self-locked is arranged on the hopper shell 30, a weighing sensor assembly 5 is connected between the periphery of the hopper shell 30 and the support frame 1, a large-scale material bin is connected on the material storage hopper 10 to continuously provide granular materials for the material storage hopper 10, the opening time of the blanking mechanism 2 is controlled according to constant weight pressure, so that the granular materials quickly reach a preset weight value, the weighing efficiency is effectively improved, the materials are accurately weighed by the weighing hopper mechanism 3, and the driving mechanism 4 is arranged to drive the driving hopper door 31 and the driven hopper door 32 to open or close, and have the function of auto-lock under the state of closing, prevent that initiative hopper door 31 and driven hopper door 32 from breaking down under long-time pressurized state, lead to leaking the material, and simple structure, convenient to use.
The utility model discloses well actuating mechanism 4's an embodiment: the hopper comprises a second air cylinder 40 and a shifting plate 41 which are respectively hinged on a hopper shell 30, a pull rod 42 is hinged between the outer end of the shifting plate 41 and a driving hopper door 31, a pin seat 43 is arranged on the shifting plate 41 near the outer end, a cylinder shaft of the second air cylinder 40 is hinged with the pin seat 43, a connecting rod 44 is hinged between the driving hopper door 31 and a driven hopper door 32, when the driving hopper door 31 and the driven hopper door 32 are in a closed state, the hinge point on the shifting plate 41 and the hinge point on the pull rod 42 are on the same straight line, a self-locking state for limiting the driving hopper door 31 to be opened outwards is formed, the connecting rod 44 forms a fulcrum for limiting the driven hopper door 32 to be turned outwards when the driving hopper door 31 and the driven hopper door 32 need to be opened, the shifting plate 41 is driven to be turned outwards by the second air cylinder 40, so that the driving hopper door 31 is driven to be turned outwards by the pull rod 42, connecting rod 44 drives driven hopper door 32 and opens in step when initiative hopper door 31 outwards overturns, when needs close initiative hopper door 31 and driven hopper door 32, dial plate 41 internal rotation through the drive of second cylinder 40, thereby cross pull rod 42 and drive initiative hopper door 31 and inwards overturn, connecting rod 44 drives driven hopper door 32 and synchronously closes when initiative hopper door 31 inwards overturns, when initiative hopper door 31 and driven hopper door 32 are in the closed condition, on the same straight line of hinge point on the hinge point on dialling plate 41 and pull rod 42, form a fulcrum that hinders initiative hopper door 31 and outwards overturn, connecting rod 44 forms the fulcrum that restricts driven hopper door 32 and outwards overturns under the initiative hopper door 31 fixed state simultaneously, and then realize self-locking state.
The utility model discloses be equipped with on the initiative hopper door 31 and prevent to dial spacing post 45 that plate 41 surpassed the stroke when outwards overturning. When the driving hopper door 31 and the driven hopper door 32 are in a closed state by arranging the limiting column 45, the hinge point on the shifting plate 41 and the hinge point on the pull rod 32 can be in the same straight line, and a self-locking state for preventing the driving hopper door 31 from being opened outwards is formed.
The utility model discloses be close to connecting rod 44 department on the initiative hopper door 31 and be equipped with spring and hang round pin 46, it makes initiative hopper door 31 more smooth and stable when closing through being equipped with extension spring 47 to be equipped with extension spring 47 between group plate 41 the inner and spring and hang round pin 46, improves closed dynamics simultaneously.
The utility model discloses one of them sensor connecting piece 51 adopts the column type structure, and all the other sensor connecting pieces 51 adopt the steel ball structure, and the column type structure is fixed, and the steel ball structure is movable, through the structure of the fixed multiple spot activity of single-point, and effectual solution lateral stress disturbs to improve measurement accuracy.
The utility model discloses still be equipped with feed supplement mechanism 6 on support frame 1, it is used for adding the weighing hopper mechanism 3 and produces weighing error, feed supplement mechanism 6 includes a plurality of weighing hoppers 60 of setting on support frame 1, the capacity of weighing hopper 60 is less than the capacity of hopper casing 30, be equipped with hopper branch feed cylinder 61 between stock hopper 10 and the weighing hopper 60, the discharge gate of hopper branch feed cylinder 61 is located the feed inlet top of weighing hopper 60, be equipped with hopper door subassembly 7 that can seal hopper branch feed cylinder 61 discharge gate on the hopper branch feed cylinder 61, weighing hopper 60 includes weighing sensor, motor, hopper body and hopper door, and when the material that weighing hopper mechanism 3 weighed produced the error, can supply corresponding weight through feed supplement mechanism 6, at first through hopper door subassembly 7 control unloading time, under the invariable state of weight pressure, different times can correspond relative weight, because feed supplement mechanism 6 is little for weighing hopper mechanism 3's capacity, relative precision can be high so, feeds supplement through the error weight that different material weight corresponds weighing hopper mechanism 3 and produces in a plurality of weighing hoppers 60, plays the effect of quick feed supplement, the effectual efficiency that weighs that has improved.
The utility model discloses an embodiment of well hopper door subassembly 7: the feeding device comprises a second hopper door 70 hinged on a hopper material distribution barrel 61, wherein a third air cylinder 71 is arranged on the hopper material distribution barrel 61, an air cylinder shaft of the third air cylinder 71 is hinged with the second hopper door 70, the opening time of the second hopper door 70 is controlled through the third air cylinder 71, and the feeding weight is effectively controlled under the state of constant flow rate.
The below that lies in hopper shell 30 and weighing hopper 60 on support frame 1 is equipped with receiving hopper 80, can collect the material that hopper shell 30 and weighing hopper 60 dropped through receiving hopper 80.
The utility model discloses 1 one side of support frame is equipped with switch board 90, switch board 90 includes pneumatic control element 91 and controller 92, controller 92 is connected with pneumatic control element 91, weighing sensor subassembly 5 and weighing hopper 60 electricity respectively, pneumatic control element 91 is connected with first cylinder 12, second cylinder 40 and third cylinder 71 respectively through the trachea, and through the weighing data on weighing sensor subassembly 5 and the weighing hopper 60, to controller 92 feedback, calculate the weighing hopper 60 that the combination goes out required weight value and corresponds through controller 92, in replenishing the receiving hopper 80 through opening corresponding weighing hopper 60, improve weighing efficiency.
The working principle is as follows:
firstly, a material storage hopper 10 is connected with a large-scale material bin, the material bin continuously provides equivalent materials for the material storage hopper 10, the flow rate of the materials is constant through constant weight, the time of opening a first hopper door 11 of a blanking mechanism 2 is calculated according to a preset weight value, the materials quickly fall into a weighing hopper mechanism 3, the actual weight is measured through a weighing sensor assembly 5, when the weight has an error, quick material supplement is carried out through a material supplementing mechanism 6, the time of opening a second hopper door 70 is controlled through a third air cylinder 71, the materials fall into a weighing hopper 60, the flow of the material supplementing mechanism 6 is small relative to the flow direction of the blanking mechanism 2, the precision is higher, the weight of the materials is weighed through the weighing hopper 60, the proper weighing hopper 60 is selected through calculation and combination of a control cabinet 90, the weighing hopper 60 is opened for material supplement, and quick weighing is realized, the weighing efficiency is improved.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a granular material weighing device, includes the support frame, sets up the material stock hopper on the support frame, its characterized in that still includes:
the blanking mechanism comprises a first hopper door hinged to the material storage hopper and a first air cylinder arranged on the material storage hopper, and the first air cylinder is hinged to the first hopper door;
weighing hopper mechanism, it is including setting up the hopper casing in the stock hopper below and articulate initiative hopper door and the driven hopper door in hopper casing both sides respectively be equipped with on the hopper casing and drive the actuating mechanism that initiative hopper door and driven hopper door opened or closed and can the auto-lock, be connected with the weighing sensor subassembly between hopper casing periphery and the support frame.
2. A granular material weighing apparatus as claimed in claim 1, wherein: the driving mechanism comprises a second cylinder and a shifting plate which are respectively hinged to a hopper shell, a pull rod is hinged between the outer end of the shifting plate and a driving hopper door, a pin seat is arranged at a position, close to the outer end, of the shifting plate, a cylinder shaft of the second cylinder is hinged to the pin seat, a connecting rod is hinged between the driving hopper door and a driven hopper door, when the driving hopper door and the driven hopper door are in a closed state, a hinge point on the shifting plate and a hinge point on the pull rod are on the same straight line, a self-locking state limiting the driving hopper door to be opened outwards is formed, and the connecting rod forms a fulcrum limiting the driven hopper door to turn outwards in a fixed state of the driving hopper door.
3. A granular material weighing apparatus as claimed in claim 2, wherein: and the driving hopper door is provided with a limiting column for preventing the shifting plate from exceeding the stroke when being overturned outwards.
4. A granular material weighing apparatus as claimed in claim 3, wherein: a spring hanging pin is arranged on the driving hopper door and close to the connecting rod, and a tension spring is arranged between the inner end of the shifting plate piece and the spring hanging pin.
5. A granular material weighing apparatus as claimed in any one of claims 1 to 4, wherein: the weighing sensor assembly comprises a plurality of weighing sensors which are uniformly distributed and fixed on the supporting frame, and a sensor connecting piece is arranged between each weighing sensor and the corresponding hopper shell.
6. A granular material weighing apparatus as claimed in claim 5, wherein: one of the sensor connecting pieces adopts a column type structure, and the other sensor connecting pieces adopt steel ball structures.
7. A granular material weighing apparatus as claimed in any one of claims 1 to 4 or 6, wherein: still be equipped with feed supplement mechanism on the support frame, it is used for adding the weighing hopper mechanism and produces weighing error, feed supplement mechanism includes a plurality of weighing hoppers that set up on the support frame, the capacity of weighing hopper is less than the capacity of hopper casing, be equipped with hopper branch feed cylinder between stock hopper and the weighing hopper, the discharge gate that the hopper divides the feed cylinder is located the feed inlet top of weighing hopper be equipped with the hopper door subassembly that can seal hopper branch feed cylinder discharge gate on the hopper branch feed cylinder.
8. The granular material weighing apparatus of claim 7, wherein: the hopper door assembly comprises a second hopper door hinged to the hopper distributing barrel, a third cylinder is arranged on the hopper distributing barrel, and a cylinder shaft of the third cylinder is hinged to the second hopper door.
9. A granular material weighing apparatus as claimed in claim 8, wherein: and a receiving hopper is arranged below the hopper shell and the weighing hopper on the support frame.
10. A granular material weighing apparatus as claimed in claim 9, wherein: the pneumatic control device comprises a support frame, and is characterized in that a control cabinet is arranged on one side of the support frame, the control cabinet comprises a pneumatic control element and a controller, the controller is respectively and electrically connected with the pneumatic control element, a weighing sensor assembly and a weighing hopper, and the pneumatic control element is respectively connected with a first cylinder, a second cylinder and a third cylinder through air pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141675.9U CN211521019U (en) | 2019-12-03 | 2019-12-03 | Granular material weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922141675.9U CN211521019U (en) | 2019-12-03 | 2019-12-03 | Granular material weighing device |
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| Publication Number | Publication Date |
|---|---|
| CN211521019U true CN211521019U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922141675.9U Active CN211521019U (en) | 2019-12-03 | 2019-12-03 | Granular material weighing device |
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| CN (1) | CN211521019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306751A (en) * | 2021-07-08 | 2021-08-27 | 东莞市安翔智能包装设备有限公司 | Weighing, metering and packaging integrated machine |
-
2019
- 2019-12-03 CN CN201922141675.9U patent/CN211521019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306751A (en) * | 2021-07-08 | 2021-08-27 | 东莞市安翔智能包装设备有限公司 | Weighing, metering and packaging integrated machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A weighing device for granular materials Effective date of registration: 20210518 Granted publication date: 20200918 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: GUANGDONG TOUPACK INTELLIGENT EQUIPMENT Co.,Ltd. Registration number: Y2021980003733 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |