CN116946436B

CN116946436B - Filling device

Info

Publication number: CN116946436B
Application number: CN202311224841.6A
Authority: CN
Inventors: 丘尧金; 游兵; 郑健文
Original assignee: Guangzhou Bijia Intelligent Equipment Co ltd
Current assignee: Guangzhou Bijia Intelligent Equipment Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2023-11-24
Anticipated expiration: 2043-09-21
Also published as: CN116946436A

Abstract

The invention relates to the field of filling equipment, and particularly discloses a filling device, which comprises: the bottle comprises a first material guiding funnel, wherein a second material guiding funnel is connected in the first material guiding funnel, a containing cavity is formed between the first material guiding funnel and the second material guiding funnel and used for containing powder rising along with air in the bottle, an air guide pipe is connected to the outer side of the first material guiding funnel and communicated with the containing cavity, the air guide pipe can discharge redundant air in the containing cavity, a feeding port is formed in the top of the first material guiding funnel, two sealing parts are arranged at the feeding port, and the two sealing parts can open or close the feeding port; according to the filling device, the containing cavity is used for containing the scattered powder, the air guide pipe is used for discharging redundant air in the containing cavity, and the sealing assembly can open or close the feeding hole, so that dust rising along with the air in the bottle is prevented from escaping from the bottle mouth or the top of the funnel to the outside.

Description

Filling device

Technical Field

The invention relates to the technical field of filling equipment, in particular to a filling device.

Background

The filling machine is mainly a small product in the packaging machine, and can be divided into a liquid filling machine, a paste filling machine, a powder filling machine and a particle filling machine from the aspect of packaging materials; the automatic filling machine is divided into a semi-automatic filling machine and a full-automatic filling production line from the aspect of the automation degree of production.

A filling device is disclosed in chinese patent application publication No. CN116552909a, comprising a chassis; a conveying belt for conveying the bottles is arranged at the side of the case; the case is provided with a bottle feeding mechanism for transferring bottles; the machine frame is also provided with a blanking mechanism and a rotating mechanism for discharging powder, and the rotating mechanism is used for driving the bottle to move so as to match the blanking mechanism to finish filling operation; through setting up the funnel, increased powder receiving area, the funnel is when unloading through unloading mechanism, because the funnel has enough big powder receiving area, rotation waiting unloading is not need to be stopped to rotation mechanism, also need not to worry the powder and fall outside the funnel, fall into the powder in the funnel and rotate the in-process at rotation mechanism, fall into the bottle, however, when the powder falls into in the bottle, the air in the bottle rises under the filling of powder, carry partial powder easily and follow the bottleneck of bottle or the top of funnel to external loss, the clearance degree of difficulty of staff to filling device has been increased, it is very inconvenient to use.

Disclosure of Invention

The invention provides a filling device, which aims to solve the problem that powder is easy to escape to the outside under the drive of air in a bottle in the related art.

The filling device comprises a bottle conveying mechanism for conveying bottles; the filling mechanism is connected to the bottle conveying mechanism and is used for filling powder into the bottle; the material guide mechanism is connected to the bottle conveying mechanism and comprises a first material guide funnel, a second material guide funnel is connected to the first material guide funnel, the first material guide funnel and the second material guide funnel can guide materials when the bottles are filled with powder, a containing cavity is formed between the first material guide funnel and the second material guide funnel and used for containing the powder rising along with the air inside the bottles, an air guide pipe is connected to the outer side of the first material guide funnel and communicated with the containing cavity, a filtering part is connected to the air guide pipe and can discharge redundant air inside the containing cavity, the filtering part can block the powder inside the containing cavity, a feeding port is formed at the top of the first material guide funnel, two sealing parts are arranged at the feeding port, when the filling mechanism is filled, the two sealing parts can open the feeding hole, after crossing the filling mechanism, the two sealing parts can close the feeding hole, the material guiding mechanism comprises a sealing component, the sealing component comprises two arc plates respectively connected to the two sealing parts, and a pushing part connected to the filling mechanism, one ends of the two arc plates are connected with connecting plates, the two connecting plates are arranged in a V shape, a second elastic part is connected between the two arc plates and the first material guiding hopper, the second elastic part is used for driving the two sealing parts to reset, when the sealing component moves to the filling mechanism along with a bottle, the two connecting plates are pushed by the pushing part to drive the two sealing parts to be away from each other, after crossing the filling mechanism, the two sealing parts are driven to reset by the two second elastic parts, one end of the air duct, which is far away from the first guide funnel, is rotationally connected with a gear, the inner side of the gear is connected with a wind power generation structure, a toothed plate is arranged on the sealing parts, and the toothed plate can be driven to be meshed with the gear for transmission when the sealing parts move, so that the wind power generation structure generates wind power for guiding redundant air in the accommodating cavity to be discharged outwards.

Preferably, the inside of the air duct is connected with a one-way air outlet valve, so that external air can be prevented from entering the accommodating cavity.

Preferably, the elastic guide assembly is connected to the first guide funnel, the elastic guide assembly comprises a shell and a connecting portion, the connecting portion is connected with the first guide funnel, a guide portion and a first elastic portion are connected between the shell and the connecting portion, one end of the guide portion is connected with the connecting portion, the other end of the guide portion is connected with the shell in an inserting mode, the guide portion can guide the first guide funnel, and the first elastic portion is used for driving the first guide funnel to reset.

Preferably, the bottle conveying device further comprises a lifting mechanism, wherein the lifting mechanism is connected between the bottle conveying mechanism and the material guiding mechanism, and the lifting mechanism is used for driving the material guiding mechanism to move upwards.

Preferably, the lifting mechanism comprises a connecting roller connected to the first guide funnel and a lifting part connected to the bottle conveying mechanism, and inclined planes are arranged at two ends of the lifting part.

Preferably, the bottle conveying mechanism comprises a case, a conveying assembly, a supporting frame and a blocking portion, wherein the conveying assembly, the supporting frame and the blocking portion are all connected to the case, the supporting frame is located on the inner side of the blocking portion, the conveying assembly is located on the outer side of the blocking portion, the conveying assembly can convey bottles, the blocking portion is in a ring shape, a third rotation driving source is connected to the supporting frame, a rotating portion is connected to an output shaft of the third rotation driving source, the rotating portion and the blocking portion are coaxially arranged, two second rotation driving sources are further connected to the supporting frame, a first pushing portion and a second pushing portion are respectively connected to an output shaft of the second rotation driving source, and a notch is formed in the blocking portion.

Preferably, the filling mechanism comprises a filling assembly, the filling assembly can convey powder into the guide mechanism, the filling assembly comprises a storage barrel, a conveying pipe is connected to the bottom of the storage barrel, a fourth rotation driving source is connected to the top of the storage barrel, a driving rod is connected to an output shaft of the fourth rotation driving source, a scraping portion and a helical blade are connected to the outer side of the driving rod, the scraping portion is located inside the storage barrel, and the helical blade is located inside the conveying pipe.

Preferably, the second guide funnel is connected with the deceleration assembly, the deceleration assembly includes swash plate, fly leaf and location portion, the swash plate the fly leaf with location portion all sets up two, two swing joint respectively is in on the inner wall both sides of second guide funnel, two the swash plate is V-arrangement, two location portion connects respectively on the inner wall both sides of second guide funnel, location portion is used for right the swash plate location, two the fly leaf is connected respectively in the bottom of two sealing portion, two the top of swash plate all is connected with the fixed plate.

The beneficial effects of the invention are as follows:

when the filling device is used, powder rising along with the air in the bottle is stored through the storage cavity, redundant air in the storage cavity is discharged outwards through the air duct, the sealing assembly automatically opens the feed inlet when being located at the filling mechanism, and meanwhile, the toothed plate is driven to be in meshed transmission with the gear on the air duct, so that wind force for guiding the redundant air in the storage cavity to be discharged outwards is generated by the wind force generation structure, dust rising along with the air in the bottle is prevented from escaping from the bottle mouth or the top of the funnel to the outside, the cleaning difficulty of a worker to the filling device is reduced, and the filling device is more convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a bottle conveying mechanism according to a first embodiment of the present invention.

Fig. 3 is a schematic front view of a bottle conveying mechanism according to a first embodiment of the present invention.

Fig. 4 is a schematic perspective view of a conveying assembly according to a first embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of a first embodiment of the present invention.

Fig. 6 is a schematic perspective view of a guiding mechanism according to a first embodiment of the present invention.

Fig. 7 is a schematic perspective view of an elastic guide assembly according to a first embodiment of the present invention.

Fig. 8 is another schematic perspective view of a guiding mechanism according to a first embodiment of the present invention.

Fig. 9 is a schematic perspective view of a first hopper and a second hopper according to a first embodiment of the present invention.

Fig. 10 is a schematic perspective view of an air guide assembly according to a first embodiment of the present invention.

Fig. 11 is a schematic perspective view of a lifting portion according to a first embodiment of the present invention.

Fig. 12 is a schematic cross-sectional view of a second hopper according to a second embodiment of the present invention.

Fig. 13 is a schematic structural view of a reduction gear assembly according to a second embodiment of the present invention.

Reference numerals:

1. a bottle conveying mechanism; 11. a chassis; 12. a transport assembly; 121. a mounting frame; 122. a first rotational drive source; 123. a driving roller; 124. a conveyor belt; 125. a limit part; 13. a rotating part; 14. a first pushing section; 15. a second pushing part; 16. a second rotation driving source; 17. a support frame; 18. a third rotation driving source; 19. a blocking portion; 191. a notch; 2. a filling mechanism; 21. a support arm; 22. a filling assembly; 221. a storage cylinder; 222. a fourth rotation driving source; 223. a driving rod; 224. a scraping part; 225. a helical blade; 226. a material conveying pipe; 3. a material guiding mechanism; 31. an elastic guide assembly; 311. a housing; 312. a connection part; 313. a guide part; 314. a first elastic portion; 32. a first guide funnel; 321. a feed inlet; 33. a seal assembly; 331. a sealing part; 332. an arc-shaped plate; 333. a connecting plate; 334. a riser; 335. a connecting rod; 336. a second elastic part; 337. a pushing part; 34. an air guide assembly; 341. an air duct; 342. a connecting arm; 343. a toothed plate; 344. a filtering part; 345. a one-way air outlet valve; 346. a gear; 347. a wind generating structure; 35. a second guide funnel; 36. a deceleration assembly; 361. a sloping plate; 362. a movable plate; 363. a positioning part; 364. a fixing plate; 37. a receiving chamber; 4. a lifting mechanism; 41. a connecting roller; 42. a lifting part; 421. and (5) an inclined plane.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

As shown in fig. 1 to 11, the filling device of the present invention comprises a bottle conveying mechanism 1 for conveying bottles, wherein the bottle conveying mechanism 1 is connected with a filling mechanism 2, the filling mechanism 2 is used for filling powder into the bottles, the bottle conveying mechanism 1 is connected with a material guiding mechanism 3 for guiding the powder output by the filling mechanism 2 into the bottles, so that the bottles do not need to stop when reaching below the filling mechanism 2, the filling efficiency of the powder is improved, a lifting mechanism 4 is connected between the material guiding mechanism 3 and the bottle conveying mechanism 1, and the lifting mechanism 4 can push the material guiding mechanism 3 to move upwards, so that the material guiding mechanism 3 can be smoothly inserted into the bottle mouth or separated from the bottle mouth.

As shown in fig. 1 to 4, the bottle conveying mechanism 1 includes a chassis 11, the top of the chassis 11 is connected with a conveying component 12, a supporting frame 17 and a blocking portion 19, the supporting frame 17 is located at the inner side of the blocking portion 19, the conveying component 12 is located at the outer side of the blocking portion 19, the conveying component 12 can convey bottles, the blocking portion 19 is in a ring shape, a third rotation driving source 18 is connected to the supporting frame 17, the third rotation driving source 18 is a motor, a rotating portion 13 is connected to an output shaft of the third rotation driving source 18, the rotating portion 13 and the blocking portion 19 are coaxially arranged, two second rotation driving sources 16 are further connected to the supporting frame 17, the second rotation driving source 16 is a motor, a first pushing portion 14 and a second pushing portion 15 are connected to an output shaft of the two second rotation driving sources 16 respectively, a notch 191 is formed in the blocking portion 19, the first pushing portion 14 and the second pushing portion 15 are located at the notch 191 of the blocking portion 19, pushing ports are formed in the outer sides of the rotating portion 13, the first pushing portion 14 and the second pushing portion 15 are both provided with pushing ports, and the second pushing portion 14 and the second pushing portion 15 are both clockwise, and the first pushing portion and the second pushing portion 14 are both clockwise rotating portions and the bottle 14 are both correspondingly arranged, and the bottle conveying component is both clockwise, and the first pushing portion and the second pushing portion is 15.

The bottles are placed on the conveying assembly 12, the bottles are conveyed through the conveying assembly 12, the third rotary driving source 18 and the two second rotary driving sources 16 are started, so that the rotary part 13 rotates anticlockwise, the first pushing part 14 and the second pushing part 15 rotate clockwise, when the bottles move to the first pushing part 14, the bottles are pushed into the pushing openings on the rotary part 13 by the pushing openings on the first pushing part 14, so that the bottles are conveyed to the bottom of the filling mechanism 2 in sequence under the limit of the blocking part 19 when the rotary part 13 rotates, at the moment, the plurality of guide mechanisms 3 are sequentially inserted into the bottles respectively through the lifting mechanism 4, the filling mechanism 2 starts to intermittently discharge the powder, the powder is conveyed into the bottles respectively under the action of the plurality of guide mechanisms 3, when the bottles are moved to the second pushing part 15 under the pushing of the rotary part 13, the guide mechanisms 3 are separated from the bottles through the lifting mechanism 4, so that the filled bottles are conveyed to the second pushing part 15, and the filled bottles are conveyed to the conveying assembly 12 by the second pushing part 15, and then conveyed to the conveying assembly.

With continued reference to fig. 4, the conveying assembly 12 includes a mounting frame 121 connected to the top of the chassis 11, driving rollers 123 are rotatably connected to two ends of the inner side of the mounting frame 121, a first rotation driving source 122 is connected to the outer side of the mounting frame 121, the first rotation driving source 122 is a motor, an output shaft of the first rotation driving source 122 is connected to any one of the driving rollers 123, a conveyor belt 124 is connected between the two driving rollers 123, and the first rotation driving source 122 is started to drive the conveyor belt 124 and the two driving rollers 123, so that the conveyor belt 124 drives the bottle to move, and a limiting portion 125 is connected to the top of the mounting frame 121 for limiting and guiding the bottle.

As shown in fig. 1, 3 and 5, the filling mechanism 2 comprises a supporting arm 21 and a filling assembly 22 connected to the supporting arm 21, the filling assembly 22 can convey powder into the guide mechanism 3, the filling assembly 22 comprises a storage barrel 221, a conveying pipe 226 is connected to the bottom of the storage barrel 221, a fourth rotation driving source 222 is connected to the top of the storage barrel 221, the fourth rotation driving source 222 is a motor with a downward output shaft, a driving rod 223 is connected to the output shaft of the fourth rotation driving source 222, a scraping portion 224 and a spiral blade 225 are connected to the outer side of the driving rod 223, wherein the scraping portion 224 is located inside the storage barrel 221, the scraping portion 224 can scrape powder on the inner wall of the storage barrel 221, and the spiral blade 225 is located in the conveying pipe 226 and is used for conveying the powder in the storage barrel 221 downwards.

The fourth rotation driving source 222 is started to drive the driving rod 223 to rotate, the driving rod 223 rotates to drive the scraping part 224 and the spiral blade 225 to rotate, so that the scraping part 224 scrapes powder on the inner wall of the storage cylinder 221, and the spiral blade 225 pushes the material in the storage cylinder 221 to be discharged downwards into the material guiding mechanism 3.

As shown in fig. 1, fig. 2, fig. 6 to fig. 10, guide mechanism 3 sets up to a plurality of, a plurality of guide mechanisms 3 are in one-to-one correspondence with a plurality of push-down mouths on rotating portion 13, guide mechanism 3 is including connecting the elastic guide assembly 31 on rotating portion 13, be connected with first guide funnel 32 on the elastic guide assembly 31, the bottom of first guide funnel 32 can closely peg graft with the bottleneck of bottle, in order to avoid powder to follow bottle bottleneck department to outside loss, the inboard of first guide funnel 32 is connected with second guide funnel 35, be formed with between the inner wall of first guide funnel 32 and second guide funnel 35 and hold chamber 37, the bottom of second guide funnel 35 is linked together with holding chamber 37, hold chamber 37 and be used for holding the powder along with bottle inside air rising, the top of first guide funnel 32 is provided with feed inlet 321, feed inlet 321 is linked together with second guide funnel 35, feed inlet 321 department is provided with seal assembly 33, seal assembly 33 is located and can open feed inlet 321 when conveying pipeline 226 department, seal assembly 33 can open feed inlet 321 to the outside loss from bottle bottleneck department to outside loss, seal assembly 33 can be with seal assembly 33 and can be driven to hold the air inlet 37 and can be connected with air inlet 37 along with the inside air inlet 37 along with the air inlet 37 and can be opened to the air inlet 37 and can be connected with the inside air inlet 37 and the air inlet 37 and can be used for holding the effect of air inlet 37 and the inside the air inlet 37 and the air inlet is connected with the inside the air inlet 34 and the air inlet 37 and the air inlet is equipped with seal assembly.

With continued reference to fig. 6 to 10, the elastic guiding assembly 31 includes a housing 311 connected to the rotating portion 13, a connecting portion 312 is disposed above the housing 311, the connecting portion 312 is connected to the first guiding funnel 32, a guiding portion 313 and a first elastic portion 314 are connected between the connecting portion 312 and the housing 311, a bottom end of the guiding portion 313 is spliced with the housing 311, a top end of the guiding portion 313 is connected to the connecting portion 312, the first elastic portion 314 is used for driving the first guiding funnel 32 to reset, and the guiding portion 313 can guide movement of the first guiding funnel 32.

With continued reference to fig. 6 to 10, the sealing assembly 33 includes two sealing portions 331 slidably connected to the inner top wall of the first guide funnel 32, two vertical plates 334 connected to the top of the first guide funnel 32, and a pushing portion 337 connected to the lower end of the outer side of the conveying pipe 226, wherein opposite sides of the two sealing portions 331 are connected with arc plates 332, the two arc plates 332 penetrate through the feeding port 321 and are connected with connecting plates 333, the two connecting plates 333 are arranged in a V shape, one sides of the two arc plates 332 away from each other are connected with connecting rods 335, the two connecting rods 335 penetrate through the two vertical plates 334 respectively, a second elastic portion 336 is connected between the two vertical plates 334 and the corresponding two arc plates 332, and the second elastic portion 336 is used for driving the two arc plates 332 to reset, so as to drive the two sealing portions 331 to reset, and the pushing portion 337 can push the two connecting plates 333 away from each other, so that the two arc plates 332 drive the two sealing portions 331 away from each other, and thus the feeding port 321 is opened.

When the material guiding mechanism 3 moves to the filling mechanism 2, the two connecting plates 333 are contacted with the pushing part 337 on the material conveying pipe 226, the two connecting plates 333 are pushed away from each other under the blocking of the pushing part 337, and the corresponding second elastic parts 336 are respectively extruded, so that the two arc plates 332 respectively drive the two sealing parts 331 to be away from each other, and the material inlet 321 is opened, at the moment, powder is conveyed into the material guiding mechanism 3 through the filling mechanism 2, after the two arc plates 332 are separated from the pushing part 337, the two connecting plates 333 are driven to reset through the elastic force of the second elastic parts 336, so that the two arc plates 332 respectively drive the two sealing parts 331 to reset, and the material inlet 321 is closed.

With continued reference to fig. 6 to 10, the air guide assembly 34 includes an air guide tube 341 connected to the outside of the first air guide funnel 32, and a connection arm 342 connected to the connection rod 335, one end of the air guide tube 341 is connected to a filtering portion 344, the filtering portion 344 is a filter screen, the other end of the air guide tube 341 is rotatably connected to a gear 346, one end of the connection arm 342 is connected to a toothed plate 343, the toothed plate 343 can be engaged with the gear 346, the inside of the gear 346 is connected to a wind power generation structure 347, the wind power generation structure 347 is a fan blade, the rotation of the gear 346 can drive the wind power generation structure 347 to rotate and generate wind power, so as to extract air inside the accommodating cavity 37, and the inside of the air guide tube 341 is connected to a one-way air outlet valve 345, so as to prevent external wind power from entering the accommodating cavity 37.

When the sealing assembly 33 opens the feeding hole 321, the toothed plate 343 is driven to mesh with the gear 346, so that the gear 346 rotates, the gear 346 rotates to drive the wind power generation structure 347 to rotate and generate wind power, so as to extract air in the accommodating cavity 37, and accordingly powder rising along with the air in the bottle is guided into the accommodating cavity 37.

As shown in fig. 1, 6, 8 and 11, the lifting mechanism 4 includes a plurality of connecting rollers 41 respectively connected to the plurality of material guiding mechanisms 3, and a lifting portion 42 connected to the supporting frame 17, the lifting portion 42 is located at a notch 191 of the blocking portion 19, both ends of the lifting portion 42 are provided with inclined planes 421, when the material guiding mechanisms 3 move to the notch 191 of the blocking portion 19, the connecting rollers 41 on the outer side of the lifting mechanism move along the inclined planes 421 on the lifting portion 42 to drive the material guiding mechanisms 3 to rise and separate from the corresponding bottles, so that empty bottles smoothly enter the rotating portion 13 or bottles after powder filling smoothly leave the rotating portion 13.

In use, bottles are placed on the conveying assembly 12, the bottles are conveyed through the conveying assembly 12, the third rotary driving source 18 and the two second rotary driving sources 16 are started to enable the rotary part 13 to rotate anticlockwise, the first pushing part 14 and the second pushing part 15 rotate clockwise, when the bottles move onto the first pushing part 14, the bottles are pushed into the pushing openings on the rotary part 13 by the pushing openings on the first pushing part 14, so that when the rotary part 13 rotates, a plurality of bottles are conveyed to the bottom of the filling mechanism 2 in sequence under the limit of the blocking part 19;

the rotating part 13 drives the plurality of material guiding mechanisms 3 to rotate, when the corresponding material guiding mechanisms 3 move to the filling mechanism 2, the two connecting plates 333 are contacted with the pushing parts 337 on the conveying pipes 226, the two connecting plates 333 are pushed away from each other under the blocking of the pushing parts 337, and the corresponding second elastic parts 336 are respectively extruded, so that the two arc plates 332 respectively drive the two sealing parts 331 to be away from each other, the feeding port 321 is opened, powder is conveyed into the material guiding mechanisms 3 through the filling mechanism 2, after the two arc plates 332 are separated from the pushing parts 337, the two connecting plates 333 are driven to reset through the elastic force of the second elastic parts 336, and the two arc plates 332 respectively drive the two sealing parts 331 to reset, so that the feeding port 321 is closed;

powder entering from the feed inlet 321 is conveyed into the second guide funnel 35, the powder is conveyed into the bottle by the second guide funnel 35, as the amount of the powder entering the bottle is gradually increased, air in the bottle is pushed to move upwards, at the moment, the powder which falls into the bottle and drifts due to oscillation rises along with the air in the bottle, when the feed inlet 321 is opened by the sealing component 33, the toothed plate 343 is driven to be meshed with the gear 346 so as to enable the gear 346 to rotate, the gear 346 rotates to drive the wind power generation structure 347 to generate wind power so as to extract the air in the accommodating cavity 37, the powder which rises along with the air in the bottle enters the accommodating cavity 37, the powder is prevented from escaping to the outside, and when the sealing component 33 is closed, the toothed plate 343 is meshed with the gear 346 so as to enable the gear 346 to reversely rotate, at the moment, the powder in the accommodating cavity 37 falls onto the inner wall of the accommodating cavity 37 under the action of gravity and is conveyed into the bottle again along the inner wall of the accommodating cavity 37;

when the rotating part 13 pushes the bottles filled with the powder to the notch 191 of the blocking part 19, the corresponding material guiding mechanism 3 is driven by the lifting mechanism 4 to move upwards, so that the material guiding mechanism 3 is separated from the corresponding bottles, then the bottles filled with the powder are moved onto the conveying assembly 12 through the second pushing part 15, and the bottles filled with the powder are conveyed to the next working procedure by the conveying assembly 12.

In the above embodiment, the powder discharged from the material conveying pipe 226 needs to be conveyed to the inside of the bottle through the material guiding mechanism 3, the falling distance of the powder is large, and the falling speed is too high, so that the powder collides with the inner wall of the bottle after falling into the bottle, thereby causing that the amount of the powder rising with the air in the bottle is large, and the risk that the powder escapes from the material inlet 321 to the outside is easily increased.

As shown in fig. 12 and 13, the deceleration assembly 36 includes two inclined plates 361, two movable plates 362 and two positioning portions 363, wherein the inclined plates 361, the movable plates 362 and the positioning portions 363 are respectively movably connected to two sides of the inner wall of the second guiding hopper 35, the two inclined plates 361 are arranged in a V shape, the distance between the two inclined plates 361 is gradually increased from bottom to top, the two positioning portions 363 are respectively located below the two inclined plates 361, the two positioning portions 363 are respectively connected to two sides of the inner wall of the second guiding hopper 35, the positioning portions 363 are used for positioning the inclined plates 361, the two movable plates 362 are respectively connected to the bottoms of the two sealing portions 331, and the tops of the two inclined plates 361 are respectively connected with the fixing plates 364.

When the sealing component 33 opens the feed inlet 321, the two sealing parts 331 are far away from each other to drive the two movable plates 362 to be far away from each other, the two movable plates 362 respectively push the two fixed plates 364 to drive the two inclined plates 361 to turn inwards simultaneously, at this time, the horizontal included angle of the two inclined plates 361 is gradually reduced, the powder entering from the feed inlet 321 is buffered and guided by the two inclined plates 361 to reduce the falling speed of the powder, when the sealing component 33 closes the feed inlet 321, the two sealing parts 331 are close to each other to drive the two movable plates 362 to be close to each other, the two fixed plates 364 lose the pushing force of the two movable plates 362, the two inclined plates 361 turn outwards simultaneously under the action of self gravity, at this time, the horizontal included angle of the two inclined plates 361 is gradually increased to accelerate the speed of filling the powder into the bottle from the guide mechanism 3, and the feed inlet 321 is closed, the powder which is scattered cannot outwards drift from the feed inlet 321 to reduce the risk of outwards escaping from the feed inlet 321.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims

1. A filling device, comprising:

a bottle conveying mechanism (1) for conveying bottles;

the filling mechanism (2) is connected to the bottle conveying mechanism (1) and is used for filling powder into the bottles;

the material guiding mechanism (3) is connected to the bottle conveying mechanism (1), the material guiding mechanism (3) comprises a first material guiding funnel (32), a second material guiding funnel (35) is connected to the first material guiding funnel (32), the first material guiding funnel (32) and the second material guiding funnel (35) can conduct material guiding when the powder is filled into the bottle, a containing cavity (37) is formed between the first material guiding funnel (32) and the second material guiding funnel (35) and used for containing the powder rising along with the air inside the bottle, an air guiding pipe (341) is connected to the outer side of the first material guiding funnel (32), the air guiding pipe (341) is communicated with the containing cavity (37), a filtering part (344) is connected to the air guiding pipe (341), the air guiding pipe (341) can discharge redundant air inside the containing cavity (37), the filtering part (344) can block the powder inside the containing cavity (37), the first material guiding funnel (32) and the first material guiding funnel (321) are provided with a material guiding pipe (321), the two material feeding ports (331) can be sealed and the two sealing parts (2) can be sealed, the guide mechanism (3) comprises a sealing assembly (33), the sealing assembly (33) comprises two arc plates (332) respectively connected to the two sealing parts (331), and a pushing part (337) connected to the filling mechanism (2), one ends of the two arc plates (332) are connected with connecting plates (333), the two connecting plates (333) are arranged in a V shape, a second elastic part (336) is connected between the two arc plates (332) and the first guide hopper (32), the second elastic part (336) is used for driving the two sealing parts (331) to reset, the sealing assembly (33) is pushed by the pushing part (337) along with the movement of a bottle to the filling mechanism (2), after the sealing assembly (33) passes through the filling mechanism (2), the two sealing parts (331) are driven by the two elastic parts (336) to drive the two guide wheels (331) to reset, the two elastic parts (343) are driven by the two guide wheels (343) to rotate, the two wind-guiding wheels (346) are driven by the two elastic parts (331) to drive the inner side guide wheels (346) to rotate, the two guide wheels (346) are arranged on the inner sides (32), when the sealing part (331) moves, the toothed plate (343) can be driven to be meshed with the gear (346) for transmission, so that the wind power generation structure (347) generates wind power for guiding the redundant air in the accommodating cavity (37) to be discharged outwards.

2. The filling device according to claim 1, wherein the air duct (341) is internally connected with a one-way air outlet valve (345) capable of blocking the entry of external air into the containing cavity (37).

3. The filling device according to claim 1, wherein an elastic guiding assembly (31) is connected to the first guiding funnel (32), the elastic guiding assembly (31) comprises a shell (311) and a connecting portion (312), the connecting portion (312) is connected with the first guiding funnel (32), a guiding portion (313) and a first elastic portion (314) are connected between the shell (311) and the connecting portion (312), one end of the guiding portion (313) is connected with the connecting portion (312), the other end of the guiding portion (313) is spliced with the shell (311), the guiding portion (313) can guide the first guiding funnel (32), and the first elastic portion (314) is used for driving the first guiding funnel (32) to reset.

4. The filling device according to claim 1, further comprising a lifting mechanism (4), wherein the lifting mechanism (4) is connected between the bottle conveying mechanism (1) and the material guiding mechanism (3), and wherein the lifting mechanism (4) is used for driving the material guiding mechanism (3) to move upwards.

5. Filling device according to claim 4, wherein the lifting mechanism (4) comprises a connecting roller (41) connected to the first guide funnel (32), and a lifting part (42) connected to the bottle conveying mechanism (1), both ends of the lifting part (42) being provided with inclined surfaces (421).

6. The filling device according to claim 1, wherein the bottle conveying mechanism (1) comprises a case (11), a conveying assembly (12), a supporting frame (17) and a blocking portion (19), the conveying assembly (12), the supporting frame (17) and the blocking portion (19) are all connected to the case (11), the supporting frame (17) is located inside the blocking portion (19), the conveying assembly (12) is located outside the blocking portion (19), the conveying assembly (12) can convey bottles, the blocking portion (19) is in a ring shape, a third rotary driving source (18) is connected to an output shaft of the supporting frame (17), a rotary portion (13) is connected to an output shaft of the third rotary driving source (18), the rotary portion (13) and the blocking portion (19) are coaxially arranged, two second rotary driving sources (16) are further connected to output shafts of the two second rotary driving sources (16), a first pushing portion (14) and a second pushing portion (19) are connected to output shafts of the two second rotary driving sources (16), and a notch (191) is arranged on the output shafts of the second rotary driving sources.

7. The filling device according to claim 1, wherein the filling mechanism (2) comprises a filling assembly (22), the filling assembly (22) can convey powder into the guide mechanism (3), the filling assembly (22) comprises a storage cylinder (221), a conveying pipe (226) is connected to the bottom of the storage cylinder (221), a fourth rotation driving source (222) is connected to the top of the storage cylinder (221), a driving rod (223) is connected to an output shaft of the fourth rotation driving source (222), a scraping part (224) and a helical blade (225) are connected to the outer side of the driving rod (223), the scraping part (224) is located inside the storage cylinder (221), and the helical blade (225) is located in the conveying pipe (226).

8. The filling device according to any one of claims 1 to 7, wherein a deceleration assembly (36) is connected to the second guiding funnel (35), the deceleration assembly (36) comprises two inclined plates (361), two movable plates (362) and two positioning parts (363), the two inclined plates (361) are respectively movably connected to two sides of an inner wall of the second guiding funnel (35), the two inclined plates (361) are arranged in a V shape, the two positioning parts (363) are respectively connected to two sides of an inner wall of the second guiding funnel (35), the positioning parts (363) are used for positioning the inclined plates (361), the two movable plates (362) are respectively connected to the bottoms of the two sealing parts (331), and the tops of the two inclined plates (361) are respectively connected to a fixed plate (364).