CN210457410U - Multi-path micro-fluid high-precision filling system - Google Patents
Multi-path micro-fluid high-precision filling system Download PDFInfo
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- CN210457410U CN210457410U CN201921403042.4U CN201921403042U CN210457410U CN 210457410 U CN210457410 U CN 210457410U CN 201921403042 U CN201921403042 U CN 201921403042U CN 210457410 U CN210457410 U CN 210457410U
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- 239000012530 fluid Substances 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 59
- 239000007921 spray Substances 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The utility model provides a multichannel micro-fluid high-precision filling system, which comprises a solution tank, a solution cavity and a cylinder, wherein the solution cavity is internally provided with a cylindrical cavity and is internally provided with a baffle plate to uniformly divide the cavity into one or more filling cavities, and the top of each filling cavity is communicated with the solution tank through a liquid inlet pipeline; an output shaft of the cylinder is connected with a piston rod, the piston rod is horizontally arranged and penetrates through each filling cavity in the solution cavity, and a piston is circumferentially arranged on the piston rod in each filling cavity; the piston is tightly attached to the inner wall of the filling cavity, and the residual volume of each filling cavity is the same as the volume of the liquid to be filled in a single time; the bottom of each filling cavity is connected with a liquid outlet spray pipe. The utility model discloses simple structure, convenient operation, equipment cost is low, adopts piston plug flow structure, and the precision is high, can realize the micro fluid filling within 1ml, and the filling is efficient.
Description
Technical Field
The utility model belongs to the technical field of the trace fluid filling technique and specifically relates to a multichannel trace fluid high accuracy filling system is related to.
Background
The liquid filling is widely applicable to various industries such as food, medicine daily chemicals, grease and the like, and can be used for filling fluids with different high viscosities. At present, filling machines with higher automation degree and filling precision mainly have two types, one type is liquid level sensor metering filling, and the other type is weighing metering filling.
However, the conventional filling machine has difficulty in achieving high precision for filling a trace amount of fluid, and particularly has difficulty in accurately controlling the flow rate for filling a trace amount of fluid within 1 ml. In addition, the single-head price of the filling head of the filling machine which is commercially available at present and can realize the micro high-precision filling is very expensive, if multi-path simultaneous filling is needed, the cost of the whole filling equipment is very high, the combination and the control of the filling equipment are very troublesome, and the requirement of multi-path micro high-precision simultaneous filling is difficult to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multichannel trace fluid high accuracy filling system for it is expensive, with high costs to solve the trace high accuracy filling equipment among the prior art, and is not convenient for make up and control, hardly realizes the technical problem of the demand of multichannel trace high accuracy filling simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme:
the multi-path micro-fluid high-precision filling system comprises a solution tank, a solution cavity and an air cylinder, wherein the solution cavity is internally provided with a cylindrical cavity, a partition plate is arranged in the solution cavity to uniformly divide the cavity into one or more filling cavities, and the top of each filling cavity is communicated with the solution tank through a liquid inlet pipeline; an output shaft of the air cylinder is connected with a piston rod, the piston rod is horizontally arranged and penetrates through each filling cavity in the solution cavity, and a piston is circumferentially arranged on the piston rod in each filling cavity; the piston is tightly attached to the inner wall of the filling cavity, and the residual volume of each filling cavity is the same as the volume of liquid to be filled in a single time; the bottom of each filling cavity is connected with a liquid outlet spray pipe.
In a preferred embodiment, a one-way valve is arranged on the liquid inlet of the liquid outlet nozzle.
In a preferred embodiment, when the piston rod is pushed forwards in the horizontal direction, so that the piston is positioned at the front end of the filling chamber, the piston seals the liquid inlet at the top of the filling chamber, and the solution is extruded from the liquid outlet nozzle; when the piston rod is pulled reversely to enable the piston to be located at the tail end of the filling chamber, the piston opens the liquid inlet at the top of the filling chamber, and liquid in the solution tank is pumped into the filling chamber.
In a preferred embodiment, each filling chamber is provided with a compressed air inlet for filling compressed air to completely eject the liquid, and the compressed air inlets are provided with rubber stoppers.
In a preferred embodiment, still include and support the support frame body, support the support frame body and include support body and base, solution tank and solution chamber all fix the setting on the support body, and the solution chamber is located the below of solution tank.
In a preferred embodiment, the liquid outlet device further comprises a filling table, wherein the filling table is fixed on the support frame body and is located below the liquid outlet of the liquid outlet spray pipe.
In a preferred embodiment, still include PLC control system, all set up the solenoid valve of opening and close on the inlet conduit, the control end of opening and close solenoid valve and cylinder all with PLC control system is connected.
In a preferred embodiment, a conveyor belt is arranged on the filling table, and a conveying mechanism of the conveyor belt is connected with the PLC control system.
The utility model discloses multichannel trace fluid high accuracy filling system's beneficial effect lies in: the device is simple in structure, convenient to operate, low in price and low in equipment cost. Adopt piston plug flow structure, the precision is high, can realize the micro-fluid filling within 1ml, in addition, the utility model discloses still can formulate multichannel filling head filling simultaneously according to the production demand, the flexible operation, it is efficient. Meanwhile, after the fluid is extruded from the cavity, the system can blow out the residual quantity by using compressed air, so that the filling precision is ensured, no residual exists, and the packaging is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a multi-path micro-fluid high-precision filling system of the present invention;
fig. 2 is a schematic view of the internal structure of the solution chamber of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
According to the drawings shown in fig. 1-2, the multi-path micro fluid high-precision filling system of the utility model is described, comprising a solution tank 1, a solution cavity and a cylinder 2, wherein the solution cavity is a cylindrical cavity and is internally provided with a partition plate 3 which divides the cavity into one or more filling cavities 4, and the top of each filling cavity 4 is communicated with the solution tank 1 through a liquid inlet pipeline 7; an output shaft of the cylinder 2 is connected with a piston rod 5, the piston rod 5 is horizontally arranged and penetrates through each filling chamber 4 in the solution cavity, and a piston 6 is circumferentially arranged on the piston rod 5 in each filling chamber 4; the piston 6 is tightly attached to the inner wall of the filling chamber 4, and the residual volume of each filling chamber 4 is the same as the volume of the liquid to be filled in a single time, as shown in fig. 2; the bottom of each filling cavity 4 is connected with a liquid outlet spray pipe 9.
In this embodiment, liquid in the solution tank 1 flows into the solution cavity through the liquid inlet pipeline 7, and can be separated into a plurality of filling chambers 4 through the baffle 3 as required in the solution cavity, and in the attached drawing 1, for the structural schematic diagram of separating into three filling chambers 4, three routes of filling channels have been included promptly. The cylinder 2 drives the piston rod 5 to reciprocate back and forth in the horizontal direction, wherein the volume in each filling chamber 4 is the same as the volume of the liquid to be filled at a single time at present, namely, the key of the device lies in accurately controlling the size of the piston 6 in each filling chamber 4, and further controlling the size of the residual volume in the filling chamber 4, so that the size of the residual volume is the same as the volume of the liquid to be filled at a single time. The piston rod 5 is pushed forwards under the action of the cylinder 2, liquid in the filling cavity 4 is extruded out through the liquid outlet spray pipe 9, micro-filling is achieved, when the piston rod 5 is pulled backwards under the action of the cylinder 2, liquid in the solution tank 1 is pumped into the filling cavity 4 through negative pressure in the cavity, the piston rod 5 is pulled in a reciprocating mode, and mechanical micro-fluid high-precision filling is achieved.
In a preferred embodiment, a non-return valve, not shown, is arranged on the liquid inlet of the liquid outlet nozzle 9. The liquid outlet spray pipe 9 is provided with a one-way valve, so that when the piston rod 5 is pushed forwards, the one-way valve is opened under the extrusion of liquid, the liquid flows downwards, when the piston rod 5 is pulled backwards, the one-way valve is closed under the action of negative pressure, and further the liquid flowing into the filling chamber 4 from the solution tank 1 cannot flow out of the liquid outlet spray pipe 9, so that the flow of the single filling liquid is accurately controlled.
In a preferred embodiment, when the piston rod 5 is pushed forward horizontally so that the piston 6 is located at the front end of the filling chamber 4, the piston 6 blocks the liquid inlet at the top of the filling chamber 4, and the solution is extruded from the liquid outlet nozzle 9; when the piston rod 5 is pulled reversely to locate the piston 6 at the tail end of the filling chamber 4, the piston 6 opens the liquid inlet at the top of the filling chamber 4, and the liquid in the solution tank 1 is pumped into the filling chamber 4.
In a preferred embodiment, each filling chamber 4 is provided with a compressed air inlet for filling compressed air to completely eject the liquid, and the compressed air inlet is provided with a rubber plug. During operation, to compressed air enters the mouth and fills compressed air to ensure that the liquid in filling cavity 4 is extruded out completely, avoid the cavity inside to have liquid to remain, further guarantee the accuracy nature of filling.
In a preferred embodiment, the device further comprises a supporting frame body, the supporting frame body comprises a frame body 11 and a base 12, the solution tank 1 and the solution cavity are both fixedly arranged on the frame body 11, and the solution cavity is located below the solution tank 1. In this embodiment, the solution tank 1 and the solution chamber are both fixed to the support frame, thereby forming an integrated filling apparatus.
In a preferred embodiment, the filling device further comprises a filling platform 10, and the filling platform 10 is fixed on the support frame and is located below the liquid outlet of the liquid outlet nozzle 9. The filling station 10 is used for placing filling bottles and other equipment.
In a preferred embodiment, still include PLC control system, all set up on the inlet conduit 7 and open and close solenoid valve 8, open and close solenoid valve 8 and cylinder 2's control end all with PLC control system is connected. In this embodiment, the PLC control system is included, so that the whole filling device is mechanically controlled, and the control system controls the on-off switch of the electromagnetic valve and the work of the air cylinder 2. The programming and storage of the PLC control system are the same as those of the control system in the prior art, which belongs to the conventional prior art in the field of mechanical automatic control, and are not described again here.
In a preferred embodiment, a conveyor belt is arranged on the filling station 10, and a conveying mechanism of the conveyor belt is connected with the PLC control system. The filling platform 10 can be provided with a conveying mechanism, filling bottles and the like are placed on a conveying belt, mechanical operation is achieved through the conveying belt, the dwell time of the conveying belt is matched with the single filling time pushed by the air cylinder 2, the operation can be achieved through the programming of the PLC control system, and then automatic control mechanical filling of the multi-path micro-fluid high-precision filling system is achieved.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. Multichannel trace fluid high accuracy filling system, its characterized in that: the device comprises a solution tank, a solution cavity and an air cylinder, wherein the solution cavity is internally provided with a cylindrical cavity, a partition plate is arranged in the solution cavity to uniformly divide the cavity into one or more filling cavities, and the top of each filling cavity is communicated with the solution tank through a liquid inlet pipeline; an output shaft of the air cylinder is connected with a piston rod, the piston rod is horizontally arranged and penetrates through each filling cavity in the solution cavity, and a piston is circumferentially arranged on the piston rod in each filling cavity; the piston is tightly attached to the inner wall of the filling cavity, and the residual volume of each filling cavity is the same as the volume of liquid to be filled in a single time; the bottom of each filling cavity is connected with a liquid outlet spray pipe.
2. The multi-path micro-fluid high-precision filling system according to claim 1, wherein: and a one-way valve is arranged on the liquid inlet of the liquid outlet spray pipe.
3. The multi-path micro-fluid high-precision filling system according to claim 1 or 2, wherein: when the piston rod is pushed forwards in the horizontal direction to enable the piston to be positioned at the front end of the filling cavity, the piston plugs the liquid inlet at the top of the filling cavity, and the solution is extruded out of the liquid outlet spray pipe; when the piston rod is pulled reversely to enable the piston to be located at the tail end of the filling chamber, the piston opens the liquid inlet at the top of the filling chamber, and liquid in the solution tank is pumped into the filling chamber.
4. The multi-path micro-fluid high-precision filling system according to claim 3, wherein: every all set up compressed air inlet on the filling cavity for fill into compressed air and make liquid spout completely, and all set up the rubber buffer on the compressed air inlet.
5. The multi-path micro-fluid high-precision filling system according to claim 1, 2 or 4, wherein: the support frame body comprises a frame body and a base, the solution tank and the solution cavity are fixedly arranged on the frame body, and the solution cavity is located below the solution tank.
6. The multi-path micro-fluid high-precision filling system according to claim 5, wherein: the liquid outlet device is characterized by further comprising a filling platform, wherein the filling platform is fixed on the support frame body and located below the liquid outlet of the liquid outlet spray pipe.
7. The multi-path micro-fluid high-precision filling system according to claim 6, wherein: the liquid inlet pipeline is provided with an opening and closing electromagnetic valve, and the control ends of the opening and closing electromagnetic valve and the air cylinder are connected with the PLC control system.
8. The multi-path micro-fluid high-precision filling system according to claim 7, wherein: the filling platform is provided with a conveyer belt, and a conveying mechanism of the conveyer belt is connected with the PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921403042.4U CN210457410U (en) | 2019-08-27 | 2019-08-27 | Multi-path micro-fluid high-precision filling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921403042.4U CN210457410U (en) | 2019-08-27 | 2019-08-27 | Multi-path micro-fluid high-precision filling system |
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| CN210457410U true CN210457410U (en) | 2020-05-05 |
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| CN201921403042.4U Active CN210457410U (en) | 2019-08-27 | 2019-08-27 | Multi-path micro-fluid high-precision filling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110386581A (en) * | 2019-08-27 | 2019-10-29 | 武汉国灸科技开发有限公司 | Multichannel micro fluid high-precision bulking system |
-
2019
- 2019-08-27 CN CN201921403042.4U patent/CN210457410U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110386581A (en) * | 2019-08-27 | 2019-10-29 | 武汉国灸科技开发有限公司 | Multichannel micro fluid high-precision bulking system |
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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: Multi channel micro fluid high precision filling system Effective date of registration: 20210826 Granted publication date: 20200505 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: WUHAN GUOJIU TECHNOLOGY DEVELOPMENT Co.,Ltd. Registration number: Y2021420000078 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200505 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: WUHAN GUOJIU TECHNOLOGY DEVELOPMENT CO.,LTD. Registration number: Y2021420000078 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |