CN109625354B - Dust collection device of open bag filling machine - Google Patents
Dust collection device of open bag filling machine Download PDFInfo
- Publication number
- CN109625354B CN109625354B CN201910062598.XA CN201910062598A CN109625354B CN 109625354 B CN109625354 B CN 109625354B CN 201910062598 A CN201910062598 A CN 201910062598A CN 109625354 B CN109625354 B CN 109625354B
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- cylinder
- bag
- dust
- swing
- suction
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- 239000000428 dust Substances 0.000 title claims abstract description 191
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 15
- 239000010432 diamond Substances 0.000 claims abstract description 15
- 238000000605 extraction Methods 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000036541 health Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000005192 partition Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- B65B1/28—Controlling escape of air or dust from containers or receptacles during filling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Basic Packing Technique (AREA)
Abstract
The utility model provides a dust extraction of open pocket liquid filling machine, which comprises a frame, the hopper, discharge vessel and exhaust tube, the hopper is established on the frame crossbeam, the discharge vessel is connected with discharge vessel lift effect jar, discharge vessel peripheral hardware open pocket sack sealed gasbag, the upper end of exhaust tube is established on exhaust tube guide rail frame, the lower extreme stretches to the below of discharge vessel or upwards the discharge vessel intracavity dust extraction of retraction discharge vessel has one and respectively includes swing connecting rod connecting seat corresponding to the both sides of discharge vessel and swing connecting rod mechanism, swing connecting rod actuating mechanism, the suction hood, prop bag mechanism and open pocket sack and hold the mechanism, establish the suction hood baffle in the suction hood, separate the suction hood chamber into upper and lower dust absorption chamber by this suction hood baffle, the suction hood is drawn forth the interface towards the suction hood dust on the wall of one side of swing connecting rod mechanism, be constructed with semi-circular suction opening on the suction hood roof, be constructed with half diamond suction opening on the suction hood bottom plate. The environment of the filling operation place is ensured to be clean, and the health of on-line operators is ensured.
Description
Technical Field
The invention belongs to the technical field of packaging machinery, and particularly relates to a dust collection device of an open-pocket filling machine.
Background
The open-bag filling machines mentioned above encompass open-bag full-automatic filling machines and open-bag semiautomatic filling machines. Open bags are widely used for packaging materials such as fine chemicals, pharmaceutical chemicals, dyes, pigments, calcium carbonate, kaolin, phenolic resins, and even powders, granules of foods such as flour, spices, and the like, such as ultra-fine powders, metallic ores and nonmetallic ore powders. Since the open-bag filling machine has the advantages of high filling efficiency, less labor input, and contribution to the reduction of the work intensity of workers, etc., it is widely used in the production industry not limited to the aforementioned products.
Technical information about open-bag filling machines such as CN104139890a (bag clamping mechanism of open-bag automatic filling machines), CN105600017B (bag clamping device of open-bag automatic filling machines) and CN105691742B (blanking mechanism of open-bag automatic filling machines) are visible in the published chinese patent literature.
Dust and even lumps of powder are often inevitably generated during the whole process of filling the open bag by the open bag filling machine and dust is usually generated in the following two parts; firstly, after filling is completed, the air bag of the bag opening air bag sealing and tensioning device leaks air to release the sealing of the bag opening, the unloading barrel ascends and the exhaust pipe is retracted upwards from the bag cavity of the open bag to exit the open bag, and dust is generated in the ascending process of the unloading barrel and the ascending process of the exhaust pipe; secondly, when the bag clamping mechanism loosens the bag opening and the bag holding mechanism of the bag conveying device (bag conveying trolley) holds the bag, dust can be generated at the bag opening. The dust can affect the operating environment of the filling site and also can be detrimental to the health of on-line operators.
Disclosure of Invention
The invention aims to provide the dust collection device of the open-pocket filling machine, which not only can effectively suck dust scattered in the lifting process of the discharge bucket and the exhaust pipe and dust floating in the discharge bucket, but also can suck dust generated at the bag opening when the bag clamping mechanism releases the bag opening and the bag holding trolley holds the bag, so that the environment of a filling operation place is ensured to be clean, and the health of on-line operators is protected.
The invention accomplishes the task by a dust collection device of an open-pocket filling machine, which comprises a frame, a hopper, a discharge barrel and an exhaust pipe, wherein the hopper is arranged on a frame beam at the middle part of the frame in the height direction, the discharge barrel is arranged corresponding to the lower part of the hopper and is connected with a discharge barrel lifting action cylinder, the discharge barrel lifting action cylinder is arranged on the frame beam, an open-pocket bag mouth sealing air bag is arranged outside the discharge barrel, the upper end of the exhaust pipe is arranged on an exhaust pipe guide rail frame in a vertical moving way through an exhaust pipe guide rail, the exhaust pipe guide rail frame is arranged on the frame, the lower end of the exhaust pipe extends to the lower part of the discharge barrel or is retracted into a discharge barrel cavity of the discharge barrel upwards, the dust collection device is characterized in that two sides of the dust collection device corresponding to the discharge bucket respectively comprise a swinging connecting rod connecting seat, a swinging connecting rod mechanism, a swinging connecting rod driving mechanism, a dust collection cover, a bag supporting mechanism and an open bag mouth holding mechanism, the swinging connecting rod connecting seat is fixed with the frame cross beam at a position corresponding to one side of the discharge bucket, the upper end of the swinging connecting rod mechanism is connected with the swinging connecting rod connecting seat, the lower end of the swinging connecting rod mechanism is a free end, the swinging connecting rod driving mechanism is arranged on the swinging connecting rod connecting seat and is connected with the middle part of the swinging connecting rod mechanism, the dust collection cover is connected with the lower end of the swinging connecting rod mechanism, the bag supporting mechanism is arranged on the dust collection cover, and the open bag mouth holding mechanism is arranged at the lower part of the dust collection cover, wherein: a dust hood partition board is arranged in the dust hood in a horizontal state, a dust hood cavity of the dust hood is divided into an upper dust hood cavity positioned above the dust hood partition board and a lower dust hood cavity positioned below the dust hood partition board by the dust hood partition board, a dust hood dust extraction interface is matched and connected on a wall body of one side of the dust hood, which faces the swing connecting rod mechanism, the upper dust hood cavity and the lower dust hood cavity are communicated with the dust hood dust extraction interface, a semicircular dust absorption opening is formed in a dust hood top plate of the dust hood, and a half diamond dust absorption opening is formed in a dust hood bottom plate of the dust hood.
In a specific embodiment of the present invention, the swing link connecting seat includes a swing link connecting screw plate, a connecting screw plate fixing frame and a frame connecting plate, the swing link connecting screw plate and the connecting screw plate fixing frame are fixed towards one end of the discharge bucket, one end of the connecting screw plate fixing frame away from the discharge bucket is fixed with the frame connecting plate, the frame connecting plate is fixed with the frame beam, the upper end of the swing link mechanism is connected with the swing link connecting screw plate, the swing link driving mechanism is arranged at one end of the connecting screw plate fixing frame away from the discharge bucket, a dust hood fixing seat is fixed at one side of the dust hood towards the swing link mechanism, the bag supporting mechanism is arranged on the dust hood fixing seat and extends to the semi-diamond dust collection opening at a position corresponding to the lower dust collection cavity.
In another specific embodiment of the invention, the swing link mechanism comprises an inner swing link, an outer swing link, a front link plate and a rear link plate, wherein the front side and the rear side of the upper part of the inner swing link are respectively hinged on an inner swing link hinge head, the inner swing link hinge head is connected with the lower end of a screw rod of the inner swing link hinge head, the upper end of the screw rod of the inner swing link hinge head is fixedly connected with the lower end of the screw rod of the outer swing link hinge head towards one side of the discharge bucket, the front side of the lower part of the inner swing link is hinged with the front link plate towards one middle part of the rear link plate through an inner swing link front connector, the rear side of the lower part of the inner swing link is hinged with the rear link plate towards one middle part of the front link plate through an inner swing link rear connector, the outer swing link is positioned on one side of the inner swing link opposite the discharge bucket, the front side and the rear side of the outer swing link are respectively hinged on an outer swing link hinge head, the upper end of the screw rod of the outer swing link is fixedly connected with the lower end of the outer swing link hinge head, the upper end of the outer swing link is fixedly connected with the lower end of the screw rod towards one end of the discharge bucket, the swing link is fixedly connected with the front end of the suction hood of the suction hood, the suction hood is far away from one end of the front swing link seat is fixedly arranged on the suction hood, and the suction hood is far from the front side of the suction hood is hinged with the front swing seat.
In still another specific embodiment of the present invention, the swing link driving mechanism includes a swing link driving cylinder fixing frame and a swing link driving cylinder, the swing link driving cylinder fixing frame includes a pallet column, a pallet and a cylinder hinge frame, the upper end of the pallet column is fixed to an end of the connecting screw plate fixing frame remote from the discharge bucket, the pallet is fixed to a lower end of the pallet column, the cylinder hinge frame is fixed to an upward facing side of the pallet column and is fixed to the pallet column through a reinforcing gusset, the cylinder of the swing link driving cylinder is hinged to a cylinder hinge seat fixed to the cylinder hinge frame, and the swing link driving cylinder of the swing link driving cylinder is hinged to a middle part of the inner swing link.
In a further specific embodiment of the invention, an inner swinging link beam is fixed in the middle of the inner swinging link and at a position corresponding to the swinging link driving action cylinder, an action cylinder connector hinging seat is fixed on one side of the inner swinging link beam facing the swinging link driving action cylinder, and an action cylinder connector is fixed on the tail end of the swinging link driving action cylinder and is hinged with the action cylinder connector hinging seat through an action cylinder connector pin shaft; the swing connecting rod driving action cylinder is an air cylinder.
In still another specific embodiment of the present invention, the bag opening mechanism includes a bag opening cylinder bracket fixed to one side of the suction hood fixing base in a longitudinal state toward the middle, a first bag opening cylinder body hinge seat fixed to an upper end of the bag opening cylinder bracket, a first bag opening cylinder body, a second bag opening cylinder body, and a first bag opening cylinder body hinged to a front end of the bag opening cylinder body hinge seat through the first bag opening cylinder body hinge seat, and a first bag opening cylinder body of the first bag opening cylinder body is hinged to an upper end of the first bag opening cylinder body hinge seat, the second bag opening cylinder body of the second bag opening cylinder II is hinged with the rear end of the bag opening cylinder body hinging seat through a second bag opening cylinder body hinging seat II, the second bag opening cylinder column II of the second bag opening cylinder II faces downwards and is hinged with the upper end of a second crank arm II, the first bag opening rod shaft I faces one end of the dust hood fixing seat, is rotatably supported on the dust hood fixing seat through a shaft seat and extends to the side of the dust hood fixing seat opposite to the dust hood, the middle part of the first bag opening rod shaft I is rotatably supported on the lower dust collection cavity bottom plate of the lower dust collection cavity through a first supporting seat, the first bag opening rod shaft I faces one end of the unloading barrel and extends out of the lower dust collection cavity, a first bag opening block I is fixed, the first bag opening block I corresponds to the semi-diamond dust collection opening, the second bag opening rod shaft II is parallel to the first bag opening rod shaft I, the second bag supporting rod shaft II is rotatably supported on the dust hood fixing seat through a shaft seat at one end facing the dust hood fixing seat and also extends to one side of the dust hood fixing seat opposite to the dust hood, the middle part of the second bag supporting rod shaft II is rotatably supported on a lower dust collection cavity bottom plate of the lower dust collection cavity through a second supporting seat, one end of the second bag supporting rod shaft II facing the discharge barrel also protrudes out of the lower dust collection cavity and is fixedly provided with a second bag supporting block II, the second bag supporting block II also corresponds to the semi-diamond dust collection opening, the lower end of the first crank arm I is fixed with one end of the first bag supporting rod shaft I facing the dust hood fixing seat, and the lower end of the second crank arm II is fixed with one end of the second bag supporting rod shaft II facing the dust hood fixing seat.
In a further specific embodiment of the present invention, the first bag-opening cylinder i and the second bag-opening cylinder ii are cylinders, and the first crank arm i and the second crank arm ii are L-shaped.
In a further specific embodiment of the invention, the open pocket mouth holding mechanism comprises a suction nozzle acting cylinder fixing seat, a suction nozzle acting cylinder, a guide rod, a suction nozzle fixing seat and a suction nozzle, wherein the suction nozzle acting cylinder fixing seat is fixed on one side of a dust hood bottom plate of the dust hood, the suction nozzle acting cylinder is fixed on the suction nozzle acting cylinder fixing seat, the guide rod is arranged on the suction nozzle acting cylinder and penetrates through the suction nozzle acting cylinder fixing seat, the suction nozzle fixing seat is connected with a suction nozzle acting cylinder column of the suction nozzle acting cylinder and is in sliding fit with the guide rod, and at least one pair of suction nozzles are fixed on the suction nozzle fixing seat, and the suction nozzle faces the discharge bucket and is connected with a negative pressure generating device through a pipeline.
In yet another specific embodiment of the present invention, the suction nozzle acting cylinder is an air cylinder, and the negative pressure generating device is a vacuum pump.
The technical scheme provided by the invention has the technical effects that: because the dust hood baffle plate is arranged in the dust hood in a horizontal state, the dust hood cavity of the dust hood is divided into an upper dust hood cavity positioned above the dust hood baffle plate and a lower dust hood cavity positioned below the dust hood baffle plate by the dust hood baffle plate, a semicircular dust collection opening which is beneficial to matching with the shape of the discharge barrel is formed on the dust hood top plate of the dust hood, and a semi-diamond dust collection opening which is beneficial to matching with the open bag opening is formed on the dust hood bottom plate, after filling, the exhaust pipe is lifted and the open bag opening seals the air bag for discharging, and after the discharge barrel is lifted, the dust hood of each dust collection device provided by the invention and positioned at two sides of the discharge barrel is folded, so that dust scattered in the discharge barrel and the exhaust pipe in the lifting process and dust floating in the discharge barrel cavity is effectively sucked by the semicircular dust collection opening, and meanwhile, the semi-diamond dust collection opening is beneficial to the environment cleaning of a filling place and the dust collection opening generated when the bag holding trolley bag is released by the clamping mechanism, and the dust collection opening generated in the on-line mode is beneficial to guaranteeing the health of workers.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a detailed construction view of the dust suction device of fig. 1 positioned at both sides of the discharge bucket.
Fig. 3 is a rear view of the bag opening mechanism shown in fig. 1 and 2.
Fig. 4 is a schematic view of the suction hood shown in fig. 1 and 2 in a suction state.
Detailed Description
In order to make the technical spirit and advantages of the present invention more clearly understood, the applicant will now make a detailed description by way of example, but the description of the examples is not intended to limit the scope of the invention, and any equivalent transformation made merely in form, not essentially, according to the inventive concept should be regarded as the scope of the technical solution of the present invention.
In the following description, any concept of directionality or azimuth that may relate to up, down, left, right, front and rear is based on the position state of fig. 1, and thus, it should not be construed as a specific limitation on the technical solution provided by the present invention.
Referring to fig. 1 and 2, there are shown a frame 10 of a structural system of an open-pocket filling machine, a hopper 1, a discharge bucket 2 and an exhaust pipe 3, wherein the hopper 1 is disposed on a frame cross beam 101 at the middle of the frame 10 in the height direction, the discharge bucket 2 is disposed corresponding to the lower side of the hopper 1 and is connected with a discharge bucket lifting cylinder 21, the discharge bucket lifting cylinder 21 is disposed on the frame cross beam 101, an open-pocket sealing airbag 22 is disposed outside the discharge bucket 2, the upper end of the exhaust pipe 3 is disposed on an exhaust pipe guide rail frame 311 by moving up and down an exhaust pipe guide rail 31, the exhaust pipe guide rail frame 311 is disposed on the frame 10, and the lower end of the exhaust pipe 3 is extended below the discharge bucket 2 or retracted into a discharge bucket cavity 23 of the discharge bucket 2. The applicant has only briefly described the aforementioned components of the structural system of open-bag filling machines and their mechanism of action, as such, are known in the art, without prejudice to the understanding of the person skilled in the art.
The technical key points of the technical scheme provided by the invention are as follows: there is shown a dust suction apparatus corresponding to both sides of the aforementioned discharge bucket 2, the dust suction apparatus comprising a swing link connecting seat 4, a swing link mechanism 5, a swing link driving mechanism 6, a suction hood 7, a bag opening mechanism 8 and an open bag opening holding mechanism 9, the swing link connecting seat 4 being fixed to the aforementioned frame cross member 101 at a position corresponding to one side of the aforementioned discharge bucket 2, the upper end of the swing link mechanism 5 being connected to the swing link connecting seat 4, and the lower end of the swing link mechanism 5 being constituted as a free end (also referred to as "cantilever end"), the swing link driving mechanism 6 being provided on the aforementioned swing link connecting seat 4 and being connected to the middle of the aforementioned swing link mechanism 5, the suction hood 7 being connected to the lower end of the aforementioned swing link mechanism 5, the bag opening holding mechanism 8 being provided on the suction hood 7, the open bag opening holding mechanism 9 being provided on the lower portion of the suction hood 7, wherein: a dust hood partition 71 is horizontally disposed in the dust hood 7, the dust hood partition 71 divides the dust hood chamber 72 of the dust hood 7 into an upper dust hood chamber 721 located above the dust hood partition 71 and a lower dust hood chamber 722 located below the dust hood partition 71, a dust hood dust extraction port 73 is provided on a wall of the dust hood 7 on a side facing the swing link mechanism 5, the upper dust hood chamber 721 and the lower dust hood chamber 722 communicate with the dust hood dust extraction port 73, a semicircular dust suction port 74 is formed in a dust hood top plate of the dust hood 7, and a half diamond dust suction port 75 is formed in a dust hood bottom plate of the dust hood 7.
The dust outlet 73 of the dust hood is connected to a dust suction fan or the like through a dust outlet pipe in a use state according to common general knowledge. Since the above-mentioned hood diaphragm 71 divides the hood chamber 72 into the upper part upper suction chamber 721 and the lower part lower suction chamber 722, and the upper part is formed with a semicircular suction port 74 and the lower part is formed with a semi-diamond suction port 75, the hood 7 can suck the upper dust as well as the lower dust (including the dust floating in the discharge bucket chamber 23) generated when the discharge bucket 2 and the suction pipe 3 are lifted, and the lower dust is the dust generated at the mouth of the open bag 20 (shown in fig. 4), specifically, the upper and lower dust are sucked out by the semicircular suction port 74 and the semi-diamond suction port 75, respectively. Therefore, the dust hood 7 provided by the invention has good space dust collection effect, so to speak, a dust hood with a stepped dust collection opening.
Referring to fig. 2 in combination with fig. 1, the aforementioned swing link connecting base 4 includes a swing link connecting screw plate 41, a connecting screw plate fixing frame 42 and a frame connecting plate 43, the swing link connecting screw plate 41 and the connecting screw plate fixing frame 42 are welded and fixed toward one end of the aforementioned discharge bucket 2, and one end of the connecting screw plate fixing frame 42 away from the discharge bucket 2 is fixed with the frame connecting plate 43, and the frame connecting plate 43 is fixed with the frame cross beam 101 through a preset frame connecting plate bolt hole 431 and by means of a frame connecting plate bolt.
As shown in fig. 1 and 2, the upper end of the swing link mechanism 5 is connected to a swing link connecting screw plate 41, the swing link driving mechanism 6 is disposed at an end of the connecting screw plate fixing frame 42 away from the discharge bucket 2, a suction hood fixing seat 76 is fixed to a side of the suction hood 7 facing the swing link mechanism 5, and the bag opening mechanism 8 is disposed on the suction hood fixing seat 76 and extends to the half diamond suction opening 75 at a position corresponding to the lower suction chamber 722.
With continued reference to fig. 2 and in combination with fig. 1, the aforementioned swing link mechanism 5 includes inner and outer swing links 51, 52, a front link plate 53 and a rear link plate 54, the upper front and rear sides of the inner swing link 51 are each hinged to an inner swing link hinge 511, i.e., to the lower end of the inner swing link hinge 511, the upper end of the inner swing link hinge 511 is connected to the lower end of an inner swing link hinge screw 5111, the upper end of the inner swing link screw 5111 is fixed to the side of the aforementioned swing link connecting screw plate 41 facing the aforementioned discharge bucket 2, the lower front side of the inner swing link 51 is hinged to the side middle of the front link plate 53 facing the rear link plate 54 through an inner swing link front connector 512, the lower rear side of the inner swing link 51 is hinged to the side middle of the rear link plate 54 facing the front link plate 53 through an inner swing link rear connector 513, the inner swing link connector 512 is shown in fig. 2 to connect the inner swing link connecting head 512 to the front swing link shaft 5131, and the inner swing link connecting shaft 5154 is also shown to swing link connecting the front and rear link connecting shaft 5131 is hinged to the rear link connecting shaft 5131. The outer swing link 52 is located at a side of the inner swing link 51 facing away from the discharge bucket 2, the front and rear sides of the upper portion of the outer swing link 52 are respectively hinged to an outer swing link hinge 521, the outer swing link hinge 521 is connected to a lower end of an outer swing link hinge screw 5211, the upper end of the outer swing link hinge screw 5211 is fixed to a side of the swing link connecting screw plate 41 facing away from the discharge bucket 2, the front side of the lower portion of the outer swing link 52 is hinged to an end of the front link plate 53 facing away from the suction hood fixing seat 76 through an outer swing link front connector 522, the rear side of the lower portion of the outer swing link 52 is hinged to an end of the rear link plate 54 facing away from the suction hood fixing seat 76 through an outer swing link rear connector 523, the end of the front link plate 53 facing toward the suction hood fixing seat 76 is fixed to a front side of the suction hood fixing seat 76, the rear link plate 54 facing toward a rear side of the suction hood fixing seat 76, and the swing link driving mechanism 6 is connected to the inner swing link 51.
With continued reference to fig. 2 and in combination with fig. 1, the aforementioned swing link driving mechanism 6 includes a swing link driving cylinder mount 61 and a swing link driving cylinder 62, the swing link driving cylinder mount 61 includes a pallet post 611, a pallet 612 and a cylinder hinge frame 613, the upper end of the pallet post 611 is fixed to the end of the aforementioned connecting screw plate mount 42 remote from the aforementioned discharge bucket 2, the pallet 612 is fixed to the lower end of the pallet post 611, the cylinder hinge frame 613 is fixed to the upward facing side of the pallet 612 and is fixed to the pallet post 611 through a reinforcing gusset 6131, the cylinder of the swing link driving cylinder 62 is hinged to the cylinder hinge seat 622, and the swing link driving cylinder post 621 of the swing link driving cylinder 62 is hinged to the middle of the aforementioned inner swing link 51.
As shown in fig. 2, an inner swing link beam 514 is fixed to the middle part of the inner swing link 51 at a position corresponding to the swing link driving cylinder 621, an operating cylinder joint seat 5141 is welded to a side of the inner swing link beam 514 facing the swing link driving cylinder 621, an operating cylinder joint 6211 is fixed to the end of the swing link driving cylinder 621, and the operating cylinder joint 6211 is hinged to the operating cylinder joint seat 5141 through an operating cylinder joint pin 62111; in the present embodiment, the swing link driving cylinder 62 is a cylinder, however, if an oil cylinder is used instead, the equivalent technical means should be considered and still fall within the technical spirit of the present disclosure.
Referring to fig. 3 in combination with fig. 1 and 2, the aforementioned bag opening mechanism 8 includes a bag opening cylinder bracket 81, a first bag opening cylinder i 82, a second bag opening cylinder ii 83, a first crank arm i 84, a second crank arm ii 85, a first bag opening rod shaft i 86, and a second bag opening rod shaft ii 87, the bag opening cylinder bracket 81 being fixed to one side of the aforementioned suction hood fixing seat 76 toward the middle thereof in a longitudinal state by a bracket fixing screw 812, a bag opening cylinder hinge seat 811 being fixed to the upper end of the bag opening cylinder bracket 81, the first bag opening cylinder i 82 and the second bag opening cylinder ii 83 being in correspondence with each other in front-rear, and the first bag opening cylinder of the first bag opening cylinder i 82 being hinged to the front end of the aforementioned bag opening cylinder hinge seat 811 by a first hinge seat pin 8221, while the first bag opening cylinder I821 of the first bag opening cylinder I82 faces downward and is hinged to the upper end of the first crank arm I84 by the first bag opening cylinder connector pin 8211, the second bag opening cylinder block of the second bag opening cylinder II 83 is hinged to the rear end of the aforementioned bag opening cylinder block hinge seat 811 by the second bag opening cylinder block hinge seat II 832 by the second hinge seat pin 8321, while the second bag opening cylinder column II 831 of the second bag opening cylinder II 83 faces downward and is hinged to the upper end of the second crank arm II 85 by the second bag opening cylinder connector pin 8311, the end of the first bag opening cylinder I86 facing the aforementioned lever shaft cover fixing seat 76 is rotatably supported on the dust cover fixing seat 76 by the shaft seat and extends to the side of the dust cover fixing seat 76 facing away from the aforementioned dust cover 7, the middle part of the first bag-supporting rod axle i 86 is rotatably supported on the lower suction cavity floor of the lower suction cavity 722 by a first support seat 861, the first bag-supporting rod axle i 86 protrudes toward one end of the discharge vessel 2 over the lower suction cavity floor of the lower suction cavity 722 and is fixed with a first bag-supporting block i 862, the first bag-supporting block i 862 corresponds to the half diamond-shaped suction opening 75, the second bag-supporting rod axle ii 87 is parallel to the first bag-supporting rod axle i 86, one end of the second bag-supporting rod axle ii 87 facing the suction-cover fixing seat 76 is rotatably supported on the suction-cover fixing seat 76 by a shaft seat and also extends to the side of the suction-cover fixing seat 76 facing away from the suction-cover 7, the middle part of the second bag-supporting rod ii 87 is rotatably supported on the lower suction cavity floor of the lower suction cavity 722 by a second support seat 871, the second bag-supporting rod axle ii 87 also protrudes toward one end of the discharge vessel 2 over the lower suction-cover 722 and is fixed with a second bag-supporting rod axle ii 872, the second bag-supporting rod axle ii 87 also corresponds to the half diamond-shaped suction opening 75, the first arm 84 is fixed toward the front end of the first crank-shaped support seat 86 and the front end of the first crank-supporting rod axle ii 86 is fixed toward the front end of the suction-cover fixing seat 76.
When the first bag-opening cylinder i 82 is operated, for example, the first bag-opening cylinder i 821 is retracted into the cylinder, the first crank arm i 84 is driven by the first cylinder, and the first bag-opening rod shaft i 86 is driven by the first crank arm i 84 to rotate by an angle, so that the first bag-opening block i 862 is in the bag-opening state shown in fig. 1, 2 and 4 by the rotation of the first bag-opening rod shaft i 86, that is, the first bag-opening block i 862 is put into the open bag 20. On the contrary, when the first bag opening is operated in the opposite direction i 82, for example, the first bag opening cylinder i 821 extends outwards from the cylinder body, the first crank arm i 84 is driven to move in the opposite direction, the first crank arm i 84 drives the first bag opening rod shaft i 86 to rotate at an angle opposite to the direction, so that the first bag opening block i 862 rotates at an angle opposite to the direction by the rotation of the first bag opening rod shaft i 86, and the first bag opening block i 862 is in a horizontal state, that is, the first bag opening block i 872 exits from the bag opening operation state by the rotation of the first bag opening rod shaft i 86. Since the second bag opening cylinder ii 83 finally makes the second bag opening block ii 831 be in or out of the bag opening process the same as described above, no further description is given.
In this embodiment, the first bag opening cylinder i 82 and the second bag opening cylinder ii 83 are cylinders, and the first crank arm i 84 and the second crank arm ii 85 are L-shaped.
Referring to fig. 4 in combination with fig. 1 to 3, the aforementioned open pocket mouth holding mechanism 9 includes a suction nozzle cylinder holder 91, a suction nozzle cylinder 92, a guide rod 93, a suction nozzle holder 94 and a suction nozzle 95, the suction nozzle cylinder holder 91 is provided on the suction nozzle cylinder holder 91 on the side of the suction hood floor of the aforementioned suction hood 7 facing downward, the suction nozzle cylinder 92 is fixed on the suction nozzle cylinder holder 91, the guide rod 93 is provided on the suction nozzle cylinder 92 and penetrates the suction nozzle cylinder holder 91, and the suction nozzle holder 94 is connected with the suction nozzle cylinder post 921 of the suction nozzle cylinder 92 and is in sliding fit with the aforementioned guide rod 93, and the suction nozzle 95 is provided in at least one pair and fixed on the suction nozzle holder 94, the suction nozzle 95 is provided toward the aforementioned discharge bucket 2 and is connected with a negative pressure generating device pipe.
In the present embodiment, the suction nozzle cylinder 92 is an air cylinder, and the negative pressure generating device is a vacuum pump.
The applicant describes the dust suction process of the present invention with reference to fig. 1 to 4 by first putting the mouth of the open bag 20 located on the conveyor 30 over the open bag mouth sealing bag 22 outside the discharge bucket 2 according to a conventional, i.e., known technique, and inflating the open bag mouth sealing bag 22 to seal the mouth of the open bag 20 while sandwiching the mouth of the open bag 20 by the sandwiching mechanism. The material is fed into the unloading bucket 2 by the hopper 1, the unloading bucket 2 fills the material into the open pocket 20, the lower end of the down exhaust pipe 3 stretches into the open pocket 20, after the filling is finished and the exhaust of the exhaust pipe 3 is finished (the function of the exhaust pipe 3 is to exhaust the air mixed in the material), the exhaust pipe 3 is positioned upwards and enters the unloading bucket cavity 23, and meanwhile, the opening pocket mouth seals the air bag 22 for discharging air and enables the unloading bucket 2 to ascend under the working of the unloading bucket lifting action cylinder 21 (air cylinder). The dust collection device of the invention works, specifically: the swing link driving cylinder 62 works, the swing link driving cylinder column 621 extends out of the cylinder body and pushes the inner swing link 51 of the structural system of the swing link mechanism 5, and at this time, the dust hood fixing seat 76 is driven by the front link plate 53 and the rear link plate 54 under the synergistic action of the outer swing link 52, so that the dust hood 7 is forced to swing towards the direction of the discharge bucket 2. Since the dust suction device of the present invention has one on each of the left and right sides corresponding to the position state of the discharge bucket 2 as shown in fig. 1, in the above process, when the two suction hoods 7 are closed, the upper round suction openings formed by the combination of the two semicircular suction openings 74 suck the dust scattered when the discharge bucket 2 is moved up, the dust floating in the discharge bucket cavity 23, the dust or the dust block dropped on the wall of the discharge bucket and the wall of the suction pipe 3, and the lower diamond-shaped suction openings formed by the combination of the two semi-diamond suction openings 75 suck the dust generated at the opening of the open pocket 20, that is, the dust and the dust block sucked up are guided out by the suction hood dust guiding interface 73 through the pipe until being guided out by the dust removal fan.
In the aforesaid working process, before the discharge vessel 2 is not yet descended to the open bag 20, the bag opening mechanism 8 of the present invention is in a state of expanding the bag opening, the suction nozzle 95 at this time holds the bag opening, when the discharge vessel 2 is descended and the open bag opening sealing air bag 22 corresponds to the bag opening of the open bag 20, the bag opening mechanism 8 is out of working state, the bag opening is clamped by the bag clamping mechanism, the suction nozzle 95 releases the bag opening, the open bag opening sealing air bag 22 is inflated to seal the bag opening, and the discharge vessel 2 is discharged into the open bag 20.
In summary, the technical scheme provided by the invention overcomes the defects in the prior art, successfully completes the task of the invention, and faithfully honors the technical effects carried by the applicant in the technical effect column above.
Claims (8)
1. A dust collection device of an open-pocket filling machine comprises a frame (10), a hopper (1), a discharge barrel (2) and an exhaust pipe (3), wherein the hopper (1) is arranged on a frame cross beam (101) at the middle part of the frame (10) in the height direction, the discharge barrel (2) is arranged below the hopper (1) and is connected with a discharge barrel lifting action cylinder (21), the discharge barrel lifting action cylinder (21) is arranged on the frame cross beam (101), an open-pocket bag opening sealing air bag (22) is arranged outside the discharge barrel (2), the upper end of the exhaust pipe (3) is arranged on an exhaust pipe guide rail frame (311) in an up-down moving way through an exhaust pipe guide rail (31), the exhaust pipe guide rail frame (311) is arranged on the frame (10), the lower end of the exhaust pipe (3) extends to the lower part of the discharge barrel (2) or is retracted into a discharge barrel cavity (23) of the discharge barrel (2) upwards, the dust collection device is characterized in that the dust collection device is provided with a swing mechanism (6), a swing mechanism (7), a swing seat (8) and a swing seat (8) are arranged on the two sides of the discharge barrel (2), swing connecting rod connecting seat (4) in the position corresponding to one side of discharge bucket (2) with frame crossbeam (101) is fixed, and swing connecting rod mechanism (5)'s upper end is connected with swing connecting rod connecting seat (4), and swing connecting rod mechanism (5)'s lower extreme constitutes the free end, and swing connecting rod actuating mechanism (6) set up on swing connecting rod connecting seat (4) and with swing connecting rod mechanism (5)'s middle part is connected, and suction hood (7) are connected swing connecting rod mechanism (5)'s lower extreme, prop bag mechanism (8) and set up on suction hood (7), open pocket mouth holds mechanism (9) setting in suction hood (7) lower part, wherein: a dust hood baffle (71) is arranged in the dust hood (7) in a horizontal state, a dust hood cavity (72) of the dust hood (7) is divided into an upper dust hood cavity (721) positioned above the dust hood baffle (71) and a lower dust hood cavity (722) positioned below the dust hood baffle (71) by the dust hood baffle (71), a dust hood dust extraction interface (73) is matched and connected on a wall body of one side of the dust hood (7) facing the swinging connecting rod mechanism (5), the upper dust hood cavity (721) and the lower dust hood cavity (722) are communicated with the dust hood dust extraction interface (73), a semicircular dust absorption opening (74) is formed on a dust hood top plate of the dust hood (7), and a semicircular dust absorption opening (75) is formed on a dust hood bottom plate of the dust hood (7); the swing connecting rod connecting seat (4) include swing connecting rod connecting screw rod board (41), connecting screw rod board mount (42) and frame connecting plate (43), swing connecting rod connecting screw rod board (41) and connecting screw rod board mount (42) orientation one end of unloading bucket (2) is fixed, and one end that connecting screw rod board mount (42) kept away from unloading bucket (2) is fixed with frame connecting plate (43), this frame connecting plate (43) are fixed with frame crossbeam (101), the upper end and the swing connecting rod connecting screw rod board (41) of swing link mechanism (5) are connected, swing link actuating mechanism (6) set up connecting screw rod board mount (42) are kept away from one end of unloading bucket (2) one side of dust hood (7) orientation swing link mechanism (5) is fixed with dust hood fixing base (76), bag opening mechanism (8) set up on dust hood fixing base (76) and in the position that corresponds to lower dust absorption chamber (722) stretches to half diamond dust absorption mouth (75).
2. The suction device of an open-bag filling machine according to claim 1, wherein the swing link mechanism (5) comprises inner and outer swing links (51, 52), a front link plate (53) and a rear link plate (54), the upper front and rear sides of the inner swing link (51) are each hinged to an inner swing link joint (511), the inner swing link joint (511) is connected to the lower end of an inner swing link joint screw (5111), the upper end of the inner swing link joint screw (5111) is fixed to one side of the swing link connecting screw plate (41) toward the discharge vessel (2), the lower front side of the inner swing link (51) is hinged to one side middle portion of the front link plate (54) through an inner swing link front connector (512), the lower rear side of the inner swing link (51) is hinged to one side middle portion of the rear link plate (54) toward the front link plate (53) through an inner swing link rear connector (513), the upper end of the swing link (52) is hinged to one side middle portion of the rear link plate (52) toward the front link plate (53), the lower swing link (521) is hinged to the one side of the outer swing link (521) at the upper swing link joint (521) opposite the lower swing link front end (521), the upper end of the outer swing connecting rod hinge joint screw rod (5211) is fixed with one side of the swing connecting rod connecting screw rod plate (41) away from the discharge bucket (2), the front side of the lower part of the outer swing connecting rod (52) is hinged with one end of the front connecting rod plate (53) away from the dust hood fixing seat (76) through an outer swing connecting rod front connector (522), the rear side of the lower part of the outer swing connecting rod (52) is hinged with one end of the rear connecting rod plate (54) away from the dust hood fixing seat (76) through an outer swing connecting rod rear connector (523), one end of the front connecting rod plate (53) facing the dust hood fixing seat (76) is fixed with the front side of the dust hood fixing seat (76), one end of the rear connecting rod plate (54) facing the dust hood fixing seat (76) is fixed with the rear side of the dust hood fixing seat (76), and the swing connecting rod driving mechanism (6) is connected with the inner swing connecting rod (51).
3. The dust suction device of the open bag filling machine according to claim 2, wherein the swing link driving mechanism (6) comprises a swing link driving cylinder fixing frame (61) and a swing link driving cylinder (62), the swing link driving cylinder fixing frame (61) comprises a support plate column (611), a support plate (612) and a cylinder hinge frame (613), the upper end of the support plate column (611) is fixed with the end of the connecting screw plate fixing frame (42) away from the discharge bucket (2), the support plate (612) is fixed with the lower end of the support plate column (611), the cylinder hinge frame (613) is fixed with the side of the support plate (612) facing upwards, and is fixed with the support plate column (611) through a reinforcing angle plate (6131), the cylinder body of the swing link driving cylinder (62) is hinged on a cylinder body hinge seat (622), the cylinder body hinge seat (622) is fixed with the cylinder body hinge frame (613), and the swing link driving cylinder body (621) of the swing link driving cylinder (62) is hinged with the middle part of the inner swing link (51).
4. A suction device of an open-mouth bag filling machine according to claim 3, characterized in that an inner swinging link beam (514) is fixed at the middle part of the inner swinging link (51) and at the position corresponding to the swinging link driving action cylinder (621), an action cylinder connector hinging seat (5141) is fixed at one side of the inner swinging link beam (514) facing the swinging link driving action cylinder (621), an action cylinder connector (6211) is fixed at the tail end of the swinging link driving action cylinder (621), and the action cylinder connector (6211) is hinged with the action cylinder connector hinging seat (5141) through an action cylinder connector pin (62111); the swing connecting rod driving action cylinder (62) is an air cylinder.
5. An open-bag filler dust suction apparatus as claimed in claim 1, characterized in that the bag opening mechanism (8) comprises a bag opening cylinder holder (81), a first bag opening cylinder i (82), a second bag opening cylinder ii (83), a first crank arm i (84), a second crank arm ii (85), a first bag opening cylinder shaft i (86) and a second bag opening cylinder shaft ii (87), the bag opening cylinder holder (81) being fixed in a longitudinal state to the side of the suction hood fixing base (76) facing upward, a bag opening cylinder block hinge seat (811) being fixed to the upper end of the bag opening cylinder holder (81), a first bag opening cylinder i (82) and a second bag opening cylinder ii (83) being in correspondence one another back and forth, and the first bag opening cylinder block of the first bag opening cylinder i (82) being hinged to the front end of the bag opening cylinder block hinge seat (811) by means of the first bag opening cylinder block hinge seat i (822), and the first bag opening cylinder block i (82) being hinged to the second bag opening cylinder block seat (821) by means of the first bag opening cylinder block ii (83) being hinged to the upper end of the second bag opening cylinder block (832), while a second bag cylinder column II (831) of the second bag cylinder II (83) faces downwards and is articulated with the upper end of the second crank arm II (85), a first bag-supporting rod shaft I (86) is pivotally supported on the suction hood holder (76) via a shaft seat at one end facing the suction hood holder (76) and extends to the side of the suction hood holder (76) facing away from the suction hood (7), the middle part of the first bag-supporting rod shaft I (86) is pivotally supported on the lower suction hood floor of the lower suction hood (722) via a first bearing (861), while the first bag-supporting rod shaft I (86) protrudes out of the lower suction hood (722) towards one end of the discharge vessel (2) and is fixed with a first bag-supporting block I (862) which corresponds to the semi-diamond suction opening (75), a second bag-supporting rod shaft II (87) is pivotally supported on the same side of the suction hood holder (76) facing the lower suction hood holder (76) via a first bearing (861) and extends to the middle part of the suction hood (87) via a second bearing (87), and a second bag-supporting rod shaft II (87) protrudes out of the lower dust collection cavity (722) towards one end of the discharge barrel (2) and is fixedly provided with a second bag-supporting block II (872), the second bag-supporting block II (872) corresponds to the semi-diamond dust collection opening (75) as well, the lower end of the first crank arm I (84) is fixed with one end of the first bag-supporting rod shaft I (86) towards the dust collection cover fixing seat (76), and the lower end of the second crank arm II (85) is fixed with one end of the second bag-supporting rod shaft II (87) towards the dust collection cover fixing seat (76).
6. The dust suction device of the open bag filling machine according to claim 5, wherein the first bag opening cylinder I (82) and the second bag opening cylinder II (83) are cylinders, and the first crank arm I (84) and the second crank arm II (85) are L-shaped.
7. The suction device of an open-pocket filling machine according to claim 1, characterized in that the open-pocket mouth holding mechanism (9) comprises a suction nozzle cylinder holder (91), a suction nozzle cylinder (92), a guide rod (93), a suction nozzle holder (94) and a suction nozzle (95), the suction nozzle cylinder holder (91) is fixed on the downward-facing side of the suction hood bottom plate of the suction hood (7), the suction nozzle cylinder (92) is fixed on the suction nozzle cylinder holder (91), the guide rod (93) is arranged on the suction nozzle cylinder (92) and penetrates the suction nozzle cylinder holder (91), the suction nozzle holder (94) is connected with a suction nozzle cylinder column (921) of the suction nozzle cylinder (92) and is in sliding fit with the guide rod (93), and the suction nozzle (95) is at least one pair and is fixed on the suction nozzle holder (94), and the suction nozzle (95) is directed towards the discharge bucket (2) and is connected with a negative pressure generating device pipeline.
8. The vacuum cleaner of an open-mouth bag filling machine according to claim 7, wherein the suction nozzle action cylinder (92) is an air cylinder, and the negative pressure generating device is a vacuum pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910062598.XA CN109625354B (en) | 2019-01-23 | 2019-01-23 | Dust collection device of open bag filling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910062598.XA CN109625354B (en) | 2019-01-23 | 2019-01-23 | Dust collection device of open bag filling machine |
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| CN109625354B true CN109625354B (en) | 2024-01-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112498763B (en) * | 2020-12-16 | 2022-06-21 | 江苏优扬药业有限公司 | Clean packaging equipment of lauryl sodium sulfate |
| CN114733849A (en) * | 2022-05-06 | 2022-07-12 | 芜湖佩霆自动化科技有限公司 | Dust removal device for industrial robot operation and dust removal method thereof |
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| EP1792830A1 (en) * | 2005-12-02 | 2007-06-06 | Haver & Boecker | Device for filling sacks |
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