CN109178367B - Filling head and filling device for powder split charging - Google Patents
Filling head and filling device for powder split charging Download PDFInfo
- Publication number
- CN109178367B CN109178367B CN201811198091.9A CN201811198091A CN109178367B CN 109178367 B CN109178367 B CN 109178367B CN 201811198091 A CN201811198091 A CN 201811198091A CN 109178367 B CN109178367 B CN 109178367B
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- needle tube
- filling head
- lifting shaft
- mounting seat
- powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/04—Methods of, or means for, filling the material into the containers or receptacles
- B65B1/16—Methods of, or means for, filling the material into the containers or receptacles by pneumatic means, e.g. by suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/30—Devices or methods for controlling or determining the quantity or quality or the material fed or filled
- B65B1/36—Devices or methods for controlling or determining the quantity or quality or the material fed or filled by volumetric devices or methods
Abstract
The invention relates to a filling head and a filling device for powder split charging, wherein the filling head comprises: a mounting seat; the needle tube is fixed on the mounting seat, one end of the needle tube is sleeved in the needle tube and can axially move relative to the needle tube to form a variable volume cavity, a ventilation piece is arranged in the volume cavity, and the other end of the needle tube is connected with an air tube for generating vacuum adsorption; the volume adjusting component is connected to the mounting seat and is used for adjusting the subpackaging amount of the powder; and the driving device is in driving connection with the capacity adjusting part so as to adjust the lifting of the needle tube in the needle cylinder to control the powder distribution amount of the volume cavity. The filling head realizes automatic adjustment of powder split charging through the matching of the capacity adjusting part, the needle tube and the needle cylinder, and has short adjusting time and simple operation. In addition, the filling head realizes repeatability of adjustment and improves the accuracy of split charging.
Description
Technical Field
The invention relates to the field of powder packaging machinery, in particular to a filling head and a filling device for powder split charging.
Background
The core component of the powder split charging machine is a filling head, and the split charging amount of the powder is adjusted by adjusting the filling head. At present, the adjustment of quantitative powder split charging is mainly adjusted manually, and the manual adjustment mode has the defects of long capacity adjustment time, inconvenient operation and poor repeatability.
Disclosure of Invention
In view of the above, it is necessary to provide a filling head and a filling device for powder split charging, which have the technical problems of long capacity adjustment time, inconvenient operation and poor repeatability in the above manual adjustment manner.
The utility model provides a filling head for powder partial shipment which characterized in that includes:
a mounting seat;
the needle tube is fixed on the mounting seat, one end of the needle tube is sleeved in the needle tube and can axially move relative to the needle tube to form a variable volume cavity, a ventilation piece is arranged in the volume cavity, and the other end of the needle tube is connected with an air tube for generating vacuum adsorption; and
the capacity adjusting component is connected to the mounting seat and is used for adjusting the subpackaging amount of the powder;
and the driving device is in driving connection with the capacity adjusting part to adjust the lifting of the needle tube in the needle cylinder so as to control the powder distribution amount of the volume cavity.
In one embodiment, the volume adjusting part comprises a second hollow lifting shaft in threaded connection with the needle tube, and the second hollow lifting shaft is connected with the driving device and used for driving the second hollow lifting shaft to lift up and down through the driving device.
In one embodiment, the volume adjustment member further comprises a second adjustment nut through which the needle tube passes, the second adjustment nut having an external thread, the second adjustment nut being threadedly coupled to the second hollow lifting shaft.
In one embodiment, the driving device comprises a second motor and a screw rod, one end of the screw rod is connected with the second motor, and the other end of the screw rod is connected with the second hollow lifting shaft.
In one embodiment, the volume adjusting component includes a first hollow lifting shaft in threaded connection with the needle tube, a cam roller and a synchronous pulley sleeved on the first hollow lifting shaft, the first hollow lifting shaft can move up and down in the synchronous pulley, bearings are mounted on two sides of the synchronous pulley, a cam groove matched with the cam roller is arranged on the first hollow lifting shaft, the cam roller is connected with the synchronous pulley, and the driving device is in driving connection with the synchronous pulley.
In one embodiment, the filling head further comprises a fastening assembly comprising a first flange, a second flange and a lock nut, the first flange and the second flange being respectively connected with the mounting seat for limiting the radial movement of the first hollow lifting shaft, the needle cylinder being fixed on the mounting seat by the lock nut, the needle cylinder passing through the mounting seat and being partially disposed in the first hollow lifting shaft.
In one embodiment, the capacity adjustment member further includes a first adjustment nut through which the needle tube passes, the first adjustment nut having an external thread to be threadedly coupled with the first hollow elevating shaft having an internal thread.
In one embodiment, the first hollow lifting shaft is further provided with scale marks.
In one embodiment, the driving device includes a first motor and a first transmission shaft driven by the first motor, a driving wheel is installed on the first transmission shaft, the synchronous conveyor belt is sleeved on the driving wheel and the synchronous belt wheel, and the first motor drives the first transmission shaft to drive the synchronous conveyor belt to work.
In one embodiment, the inner circumference of the second flange is provided with at least one guide block, and the second end of the first hollow lifting shaft is provided with a guide groove matched with the guide block.
In one embodiment, the fastening assembly comprises a locking screw, and one side of the mounting seat is provided with a screw hole through which the locking screw passes for fixing the needle cylinder on the mounting seat.
In one embodiment, the gas permeable member is a metal mesh.
The invention also provides a filling device comprising the filling head in any embodiment.
The filling head realizes automatic adjustment of powder split charging through the matching of the capacity adjusting part, the needle tube and the needle cylinder, and has short adjusting time and simple operation. In addition, the filling head realizes repeatability of adjustment and improves the accuracy of split charging; meanwhile, the intervention of personnel is reduced, and the automatic production is realized.
Drawings
Fig. 1 is a schematic diagram of embodiment 1 of the present disclosure.
Fig. 2 is a schematic diagram of embodiment 2 of the present disclosure.
Fig. 3 (a) and (b) are comparative diagrams of the volume chamber adjustment according to an embodiment of the disclosure.
Fig. 4 is a schematic diagram of an embodiment of the disclosure.
Fig. 5 is an exploded view of one embodiment disclosed in fig. 3.
Fig. 6 is a schematic view of a second disclosed flange.
Fig. 7 is a schematic view of the first hollow lifting shaft 31 disclosed in the present invention.
Description of reference numerals:
1. a mounting seat; 2. a fastening assembly; 21. a first flange; 22. a second flange; 221. a guide block; 23. locking the nut; 3. a capacity adjustment member; 31. a first hollow lift shaft; 311. a cam slot; 312. scale lines; 313. a guide groove; 32. a cam roller; 33. a synchronous pulley; 34. a bearing; 35. a first adjusting nut; 36. a second hollow lift shaft; 37. a second adjusting nut; 4. a needle tube; 5. a needle cylinder; 51. a gas permeable member; 52. a volume chamber; 6. a drive device; 61. a first motor; 62. a first transmission shaft; 63. a second motor; 64. a screw rod; 7. a synchronous conveyor belt; 8. is externally connected with an air pipe.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
As shown in fig. 1, a filling head for powder split charging includes: a mounting base 1; the vacuum suction device comprises a hollow needle tube 4 and a needle tube 5, wherein the needle tube 5 is fixed on the mounting seat 1, one end of the needle tube 4 is sleeved in the needle tube 5 and can axially move relative to the needle tube 5 to form a variable volume cavity 52, a ventilation piece 51 is installed in the volume cavity 52, and the other end of the needle tube is connected with an air tube 8 generating vacuum adsorption; the volume adjusting component 3 is connected to the mounting seat 1 and is used for adjusting the dispensing amount of the powder; and the driving device 6 is in driving connection with the capacity adjusting part 3 so as to adjust the ascending and descending of the needle tube 4 in the needle cylinder 5 to control the powder distribution amount of the volume cavity 52.
The filling head realizes automatic adjustment of powder split charging through the matching of the capacity adjusting part, the needle tube and the needle cylinder, and has short adjusting time and simple operation. In addition, the filling head realizes repeatability of adjustment and improves the accuracy of split charging; meanwhile, the intervention of personnel is reduced, and the automatic production is realized.
Specifically, the principle of above-mentioned filling head automatically regulated: the driving device drives the volume adjusting component to move up and down, and the needle tube is arranged in the volume adjusting component, so that the needle tube moves up and down along with the volume adjusting component, and at the moment, the bottom of one end of the needle tube and the bottom of the needle cylinder can form a volume cavity for containing powder, which can be seen in fig. 3. When the needle tube moves upwards, the capacity of the volume cavity is increased; the volume of the volume chamber decreases as the needle cannula moves downward. In addition to the above-described automatic adjustment of the volume chamber, manual fine adjustment is also possible.
In this embodiment, the capacity adjustment component 3 includes a second hollow lifting shaft 36 in threaded connection with the needle tube 4, the second hollow lifting shaft 36 is connected with the driving device 6, and the second hollow lifting shaft 36 is driven by the driving device 6 to drive the needle tube 4 to move up and down.
In the present embodiment, fine tuning is implemented. The capacity adjustment member 3 includes a second adjustment nut 37, the needle tube 4 passes through the second adjustment nut 37, the second adjustment nut 37 has an external thread, and the second adjustment nut 37 is screwed with the second hollow elevating shaft 36.
In this embodiment, the fastening assembly 2 includes a locking screw, and one side of the mounting seat 1 is provided with a screw hole through which the locking screw passes to fix the syringe 5 on the mounting seat 1.
In this embodiment, the driving device 6 includes a second motor 63 and a lead screw 64, one end of the lead screw 64 is connected to the second motor 63, and the other end of the lead screw 64 is connected to the second hollow elevating shaft 36.
It should be noted that in other embodiments, the second hollow lifting shaft can be moved up and down in any manner known to those skilled in the art.
In this embodiment, the air-permeable member 51 is a metal mesh. This wire mesh serves to prevent powder from being drawn into the upper needle tube, but is unobstructed to gas.
Example 2
As shown in fig. 2, a filling head for powder split charging includes: a mounting base 1; a capacity adjusting member 3, wherein the capacity adjusting member 3 is connected to the mounting base 1 and is used for adjusting the subpackaging amount of the powder; the air-permeable syringe comprises a hollow needle tube 4 and a needle tube 5, wherein one end of the needle tube 4 is embedded into the needle tube 5 and can move relative to the needle tube 5 to form a variable volume cavity, an air permeable piece 51 is arranged in the volume cavity, and the other end of the needle tube 4 is connected with an air tube 8; and the driving device 6 is in driving connection with the capacity adjusting component 3 to drive the needle tube 4 to lift in the needle cylinder 5.
The filling head realizes automatic adjustment of powder split charging through the matching of the capacity adjusting part, the needle tube and the needle cylinder, and has short adjusting time and simple operation. In addition, the filling head realizes repeatability of adjustment and improves the accuracy of split charging; meanwhile, the intervention of personnel is reduced, and the automatic production is realized.
Specifically, the principle of above-mentioned filling head automatically regulated: the driving device drives the volume adjusting component to move up and down, the needle tube is arranged in the volume adjusting component, the needle tube moves up and down along with the volume adjusting component, and at the moment, the bottom of one end of the needle tube and the bottom of the needle cylinder can form a volume cavity for containing powder, which can be seen in fig. 3. When the needle tube moves upwards, the capacity of the volume cavity is increased; the volume of the volume chamber decreases as the needle cannula moves downward. In addition to the above-described automatic adjustment of the volume chamber, manual fine adjustment is also possible.
The capacity adjusting component 3 comprises a first hollow lifting shaft 31 in threaded connection with the needle tube 4, a cam roller 32 and a synchronous pulley 33 externally sleeved on the first hollow lifting shaft 31, the first hollow lifting shaft 31 can move up and down in the synchronous pulley 33, bearings 34 are installed on two sides of the synchronous pulley 33, a cam groove 311 matched with the cam roller 32 is arranged on the first hollow lifting shaft 31, the cam roller 32 is connected with the synchronous pulley 33, and the driving device 6 is in driving connection with the synchronous pulley 33.
Specifically, the driving device drives the synchronous belt pulley to rotate, the cam roller connected with the synchronous belt pulley rotates, the hollow lifting shaft is internally provided with a cam groove matched with the cam roller, the cam roller is matched with the cam groove to enable the lifting shaft to move up and down, and therefore the capacity of the volume cavity is adjusted by the up-and-down movement of the capacity adjusting part.
In order to maintain a stable movement of the first hollow raising and lowering shaft 31 and to fix the needle cylinder 5 on the mounting seat, in the present embodiment, this is achieved by means of a fastening assembly 2. The fastening assembly 2 comprises a first flange 21, a second flange 22 and a locking nut 23, wherein the first flange 21 and the second flange 22 are respectively connected with the mounting seat 1 for limiting the radial movement of the first hollow lifting shaft 31, the needle cylinder 5 is fixed on the mounting seat 1 through the locking nut 23, and the needle cylinder 5 passes through the mounting seat 1 and is partially arranged in the first hollow lifting shaft 31.
Further, as shown in fig. 6 and 7, the second flange 22 is provided at an inner circumferential edge thereof with at least one guide block 221, and the second end of the first hollow elevating shaft 31 is provided with a guide groove 313 to be fitted with the guide block 221. By the cooperation of the guide block 221 and the guide groove 313, the radial rotation and the axial positioning of the first hollow elevating shaft 31 can be restricted.
Further, in the present embodiment, referring to fig. 2, 4 and 5, the capacity adjustment member 3 further includes a first adjustment nut 35, the needle tube 4 passes through the first adjustment nut 35, and the first adjustment nut 35 has an external thread and is threadedly coupled to the first hollow elevating shaft 31 having an internal thread. In addition, in the present embodiment, the needle tube 4 has an external thread and is screwed with the first hollow elevating shaft 31 having an internal thread. The design is used for realizing fine adjustment, specifically, the first adjusting nut 21 is screwed out, so that the needle tube 4 can be driven to move upwards, and the capacity of the volume cavity is increased; if the needle tube 4 is driven to move downward by the inward screwing of the first adjusting nut 35, the volume of the volume chamber is reduced.
The fastening assembly is not limited to the components of the present embodiment, but may be other components known to those skilled in the art.
As shown in fig. 4 and 7, a hollow elevating shaft is further provided with graduation marks 312. The volume of the volume chamber can be known by the graduation mark 312, and then the volume can be adjusted to the required volume.
In this embodiment, the driving device 6 includes a first motor 61 and a first transmission shaft 62 driven by the first motor 61, a driving wheel is installed on the first transmission shaft 62, the synchronous conveyor belt 7 is sleeved on the driving wheel and the synchronous pulley 33, and the first motor 61 drives the synchronous conveyor belt 7 to work by driving the first transmission shaft 62.
In this embodiment, the air-permeable member 51 is a metal mesh. This wire mesh serves to prevent powder from being drawn into the upper needle tube, but is unobstructed to gas.
The invention also provides a filling device comprising the filling head in any embodiment.
When powder is filled, after the capacity of the required volume cavity is adjusted by the filling head, the external air pipe is connected with compressed air and a vacuum air source, when the filling head extends into the powder disc, the vacuum air source is started, the filling head absorbs powder to enter the volume cavity and transfers a part of a needle cylinder of the filling head into a container to be filled; and then the vacuum air source is closed and the compressed air is switched on, the powder sucked in the volume cavity is blown into the container to be filled, finally the filling head is moved out of the container filled with the powder, and the container filled with the powder is conveyed to the next station, so that the powder filling operation of the container to be filled is completed.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (7)
1. The utility model provides a filling head for powder partial shipment which characterized in that includes:
a mounting seat (1);
the vacuum suction device comprises a hollow needle tube (4) and a needle tube (5), wherein the needle tube (5) is fixed on the mounting seat (1), one end of the needle tube (4) is sleeved in the needle tube (5) and can axially move relative to the needle tube (5) to form a variable volume cavity (52), a ventilation piece (51) is installed in the volume cavity (52), and the other end of the needle tube is connected with an air tube (8) for generating vacuum adsorption; and
the volume adjusting component (3), the volume adjusting component (3) is connected to the mounting seat (1) and is used for adjusting the split charging amount of the powder; the capacity adjusting part (3) comprises a first hollow lifting shaft (31) in threaded connection with the needle tube (4), a cam roller (32) and a synchronous pulley (33) sleeved on the first hollow lifting shaft (31), and the first hollow lifting shaft (31) can move up and down in the synchronous pulley (33);
and the driving device (6) is in driving connection with the capacity adjusting part (3) so as to adjust the lifting of the needle tube (4) in the needle tube (5) to control the powder distribution amount of the volume cavity (52).
2. The filling head according to claim 1, wherein bearings (34) are mounted on both sides of the timing pulley (33), a cam groove (311) cooperating with the cam roller (32) is provided on the first hollow lifting shaft (31), the cam roller (32) is connected to the timing pulley (33), and the drive means (6) is drivingly connected to the timing pulley (33).
3. The filling head according to claim 1, wherein the filling head further comprises a fastening assembly (2), the fastening assembly (2) comprising a first flange (21), a second flange (22) and a locking nut (23), the first flange (21) and the second flange (22) being respectively connected with the mounting seat (1) for limiting the radial movement of the first hollow lifting shaft (31), the needle cylinder (5) being fixed on the mounting seat (1) by the locking nut (23), the needle cylinder (5) passing through the mounting seat (1) and being partially disposed within the first hollow lifting shaft (31); the inner circumferential edge of the second flange (22) is provided with at least one guide block (221), and the second end of the first hollow lifting shaft (31) is provided with a guide groove (313) matched with the guide block (221) and used for limiting the radial rotation and the axial positioning of the first hollow lifting shaft (31).
4. A filling head according to claim 1, wherein the capacity adjustment member (3) further comprises a first adjustment nut (35), the needle tube (4) passing through the first adjustment nut (35), the first adjustment nut (35) having an external thread being in threaded connection with the first hollow lifting shaft (31) having an internal thread.
5. Filling head according to claim 1, wherein the first hollow lifting shaft (31) is further provided with graduation marks (312).
6. The filling head according to claim 1, wherein the drive means (6) comprise a first motor (61) and a first transmission shaft (62) driven by the first motor (61), the first transmission shaft (62) being provided with a drive wheel, the timing belt (7) being provided around the drive wheel and a timing pulley (33), the first motor (61) driving the timing belt (7) to operate by driving the first transmission shaft (62).
7. A filling device comprising a filling head according to any of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198091.9A CN109178367B (en) | 2018-10-15 | 2018-10-15 | Filling head and filling device for powder split charging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198091.9A CN109178367B (en) | 2018-10-15 | 2018-10-15 | Filling head and filling device for powder split charging |
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| CN109178367A CN109178367A (en) | 2019-01-11 |
| CN109178367B true CN109178367B (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811198091.9A Active CN109178367B (en) | 2018-10-15 | 2018-10-15 | Filling head and filling device for powder split charging |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109703799B (en) * | 2019-01-15 | 2023-10-10 | 楚天科技股份有限公司 | Filling needle assembly for powder filling and filling device thereof |
| CN110040519A (en) * | 2019-04-30 | 2019-07-23 | 裕东（中山）机械工程有限公司 | A kind of quantitatively Dual-Phrase Distribution of Gas olid conveying device and dose delivery system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105438510A (en) * | 2015-12-11 | 2016-03-30 | 张著猛 | Non-liquid food filling machine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3893492A (en) * | 1973-08-06 | 1975-07-08 | John E Nohren | Apparatus and method for accurately dispensing and consolidating powdered material into receptacles |
| EP2100581A1 (en) * | 2008-03-12 | 2009-09-16 | MG2 S.r.l | Machine for filling containers with at least one powdered product |
| DE102010054649B3 (en) * | 2010-12-15 | 2012-04-26 | Fydec Holding Sa | Pulverdosiervorrichtung and Pulverdosierverfahren |
| WO2014074797A1 (en) * | 2012-11-09 | 2014-05-15 | Civitas Therapeutics, Inc. | Ultra low density pulmonary powders |
| CN203127156U (en) * | 2013-03-15 | 2013-08-14 | 中山市科力高自动化设备有限公司 | Weight adjustable molecule blanking hopper |
| ES2714366T3 (en) * | 2015-12-21 | 2019-05-28 | Fydec Holding Sa | Dosing device for minimum quantities, in particular for pharmaceutical applications, as well as the dosing process for minimum amounts of powder |
| CN206187377U (en) * | 2016-10-17 | 2017-05-24 | 上海东富龙科技股份有限公司 | Air current powder filling syringe needle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105438510A (en) * | 2015-12-11 | 2016-03-30 | 张著猛 | Non-liquid food filling machine |
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