CN114014243B - Filling device in filling machine - Google Patents
Filling device in filling machine Download PDFInfo
- Publication number
- CN114014243B CN114014243B CN202111269199.4A CN202111269199A CN114014243B CN 114014243 B CN114014243 B CN 114014243B CN 202111269199 A CN202111269199 A CN 202111269199A CN 114014243 B CN114014243 B CN 114014243B
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- Prior art keywords
- valve
- filling
- liquid inlet
- wall
- seat
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/26—Filling-heads; Means for engaging filling-heads with bottle necks
- B67C3/2637—Filling-heads; Means for engaging filling-heads with bottle necks comprising a liquid valve opened by relative movement between the container and the filling head
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/24—Devices for supporting or handling bottles
- B67C3/242—Devices for supporting or handling bottles engaging with bottle necks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/26—Filling-heads; Means for engaging filling-heads with bottle necks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/28—Flow-control devices, e.g. using valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C7/00—Concurrent cleaning, filling, and closing of bottles; Processes or devices for at least two of these operations
- B67C7/0006—Conveying; Synchronising
- B67C7/004—Conveying; Synchronising the containers travelling along a circular path
Abstract
The invention discloses a filling device in a filling machine, comprising: the filling valve, the below of filling valve sets up the bottle and presss from both sides, and the structure of filling valve includes: the filling valve body comprises a filling valve cavity and a filling valve core, the filling valve cavity is communicated with the upper valve cavity, the filling valve core is hollow to form a backflow channel, and the backflow channel is communicated with a valve seat backflow pore channel in the valve seat. The invention has the advantages that: 1. set up feed liquor control mechanism, its filling volume that can control the material reduces abundant filling volume as far as possible under the prerequisite that satisfies the filling requirement to reduce the backward flow volume, and then improve filling efficiency. 2. The liquid inlet control mechanism is detachable, and the filling valve body can be integrally installed and detached, so that the filling valve is greatly convenient to install and maintain.
Description
Technical Field
The invention relates to the technical field of liquid filling equipment, in particular to a filling machine.
Background
The filling device in the filling machine mainly comprises a filling valve and a bottle clamp, wherein the bottle clamp is arranged below the filling valve and driven by an air cylinder, and the bottle clamp can vertically move up and down under the driving of the air cylinder. Rotary filling machines are typically provided with dozens of sets of filling devices. The technical problem that present filling device exists is: 1. the reflux amount is large in the filling process; 2. sealing elements such as sealing rings and elastic elements such as springs in filling valves need to be replaced periodically. The disassembly and assembly of the filling valve is time-consuming and labor-consuming, and the maintenance of the filling equipment requires a great deal of effort each time.
Disclosure of Invention
The purpose of the invention is: a filling device in a filling machine is provided, which can control the backflow amount through the filling amount and is very convenient to disassemble and assemble.
In order to realize the purpose, the invention adopts the technical scheme that: filling device in a filling machine, comprising: the filling valve, the below of filling valve sets up the bottle and presss from both sides, and the structure of filling valve includes: the fixed disk seat that sets up in the installation frame is provided with the valve pocket in the disk seat, and the top of disk seat is provided with feed liquor control mechanism, and feed liquor control mechanism includes: the liquid inlet valve seat is fixedly connected with the valve seat, a liquid inlet hole and a valve seat installation through hole are respectively formed in two ends of the liquid inlet valve seat, the valve block extends into the liquid inlet valve seat from the valve seat installation through hole, the outer wall of the valve block and the inner wall of the valve seat installation through hole are sealed, the two ends of the valve block are respectively a valve block liquid inlet end and a valve block connecting end, the liquid inlet end of the valve block is communicated with the liquid inlet hole, a sealing part is arranged at the position of the liquid inlet end of the valve block, a liquid inlet valve core is arranged in the valve block, the outer wall of the liquid inlet valve core and the inner wall of the valve block are sealed, a valve block liquid cavity is arranged in the valve block at the liquid inlet end of the valve block, a plurality of valve block holes are formed in the valve block liquid cavity area of the valve block, a liquid inlet cavity communicated with the upper valve cavity is formed in the liquid inlet valve seat on the outer side of the liquid cavity of the valve block, a blocking end and a driving end are respectively arranged at two ends of the liquid inlet valve core, the driving end of the liquid inlet valve core extends out of the connecting end of the valve block, a first elastic component is arranged between the valve block and the liquid inlet valve core, the first elastic component always has the tendency of driving the blocking end of the liquid inlet valve core to be blocked on a sealing part of the liquid inlet end of the valve block in a sealing manner, the driving end of the liquid inlet valve core is connected with a valve opening driving component, and the valve opening driving component can drive the blocking end of the liquid inlet valve core to be separated from the sealing component so that a liquid inlet hole is communicated with the liquid cavity of the valve block, thereby driving the liquid inlet control mechanism to be opened; the bottom of the valve seat is detachably connected with a filling valve body for filling the bottle, the filling valve body comprises a filling valve cavity and a filling valve core, the filling valve cavity is communicated with the upper valve cavity, the filling valve core is hollow to form a return channel, and the return channel is communicated with a valve seat return pore channel in the valve seat.
Further, in the filling device of the filling machine, the valve opening driving assembly includes: the cam is matched with the cam guide rail, a cam groove is formed in the inner side of the cam, the driving end of the liquid inlet valve core is arranged in the cam groove, the cam is movably arranged on a pin shaft, threads are arranged at the inner end of the pin shaft, thread sections of the pin shaft are fixedly connected on a connecting block in a threaded manner, and a connecting block bolt is detachably and fixedly arranged on a liquid inlet valve seat at the outer end of the valve seat mounting through hole; the cam rotates around the round pin axle under the direction of cam guide rail, can order about the drive end of feed liquor case relative cam groove motion in the cam groove, and then order about the axial upward movement of feed liquor case for the card of feed liquor case keeps off the end and breaks away from with seal part mutually, thereby makes feed liquor control mechanism open, later can reset under first elastomeric element's effect and make feed liquor control mechanism close.
Further, in the filling device in the filling machine, the first elastic component is a first compression spring, the first compression spring is sleeved outside the connecting end of the valve block and the liquid inlet valve core, two ends of the first compression spring are respectively pressed and blocked on the valve block blocking step and the spring seat, the valve block blocking step is arranged on the outer wall of the valve block, and the spring seat is fixedly installed on the outer wall of the liquid inlet valve core extending out of the valve block.
Further, in the filling device of the filling machine, the structure of the filling valve body includes: the outer sleeve is sleeved outside the inner sleeve, the inner wall of the outer sleeve and the outer wall of the inner sleeve are sealed, the outer sleeve and the inner cavity of the inner sleeve are communicated to form a filling valve cavity, the inner sleeve can slide up and down in the outer sleeve relative to the outer sleeve, a second compression spring is arranged between the outer sleeve and the inner sleeve and always has the tendency of driving the outer sleeve and the inner sleeve to be away from each other, and the filling valve core is arranged in the inner sleeve and the outer sleeve in a penetrating manner, the inlet of the backflow channel in the filling valve core is positioned on the outer wall of the lower end part of the filling valve core, the outlet of the backflow channel is positioned at the top of the filling valve core, the upper end of the filling valve core extends out of the outer sleeve, a valve core step is arranged on the outer wall of the filling valve core below the inlet of the backflow channel, the bottom of the inner sleeve is blocked on the valve core step in a sealing way under the action of a second compression spring, a bottle mouth pressing plate is arranged on the outer wall of the lower end part of the inner sleeve, a sealing gasket is arranged at the bottom of the bottle mouth pressing plate, an overflowing channel is formed between the inner wall of the lower end part of the inner sleeve and the outer wall of the filling valve core above the valve core step, the overflowing channel is communicated with the lower valve cavity, the outer wall of the upper end part of the filling valve core is provided with a valve core clamping groove, an annular clamping block provided with a notch is clamped in the valve core clamping groove through the notch, the annular fixture block is provided with a plurality of through holes, the bottom of the annular fixture block is provided with a blocking bulge which protrudes downwards, the blocking bulge is blocked in a blocking step on the inner wall of the top of the outer sleeve, and the top of the outer sleeve is elastically blocked at the bottom of the annular fixture block outside the blocking bulge under the action of the second compression spring, under the action of a second compression spring, the outer sleeve, the inner sleeve, the filling valve core and the annular clamping block form a filling valve body which can be integrally installed or integrally detached; the mounting bracket is provided with a mounting hole, the valve seat is mounted at the mounting hole, the filling valve body extends into the valve seat through the mounting hole, the upper end of an outer sleeve of the filling valve body is communicated with an upper valve cavity of the valve seat through a through hole on the annular fixture block, the outer wall of the outer sleeve of the filling valve body is sealed with the inner wall of the valve seat, and an outlet of a backflow channel in the filling valve core is communicated with a valve seat backflow pore channel on the valve seat; the outer wall of the outer sleeve is provided with an outer sleeve clamping groove, a pressing plate is clamped in the outer sleeve clamping groove and is detachably and fixedly connected to the mounting support, and therefore the whole filling valve body can be detachably and fixedly mounted in the valve seat.
Furthermore, in the filling device of the filling machine, a connecting seat is disposed in the valve seat, the connecting seat is mounted in the mounting hole, and the upper end of the connecting seat extends into the valve seat, the outer wall of the connecting seat and the inner wall of the valve seat are sealed, a sleeve blocking ring is disposed on the outer wall of the outer sleeve of the valve body, a first blocking step is disposed on the inner wall of the connecting seat, the bottom of the connecting seat protrudes out of the mounting hole, when the filling valve body is fixedly mounted, the top of the annular clamping block of the filling valve body is blocked on the first blocking step, and the sleeve blocking ring on the outer wall of the outer sleeve is blocked at the bottom of the connecting seat.
Further, in the filling device of the filling machine, the valve seat return duct includes: an annular backflow groove is formed in the inner wall of the upper valve seat, an annular backflow cavity is formed between the backflow groove and the outer wall of the connecting seat, a connecting pore channel is formed in the connecting seat, one end of the connecting pore channel is communicated with an outlet of the backflow channel, the other end of the connecting pore channel is communicated with the backflow cavity, and a valve seat backflow hole communicated with the backflow cavity is formed in the upper valve seat; sealing rings are respectively arranged between the inner wall of the upper valve seat and the outer wall of the connecting seat on the upper side and the lower side of the reflux groove.
Furthermore, in the filling device in the filling machine, the filling machine is a rotary filling machine, the mounting bracket is circular, the filling valves are circumferentially spaced apart from the circular mounting bracket, each two filling valves share a pressing plate, a pair of arc-shaped pressing plate blocking portions are arranged on the pressing plate, the pair of pressing plate blocking portions are arranged in central symmetry with respect to the center of the pressing plate, the pair of pressing plate blocking portions are respectively blocked in the outer sleeve clamping grooves of the pair of filling valve bodies, the center of the pressing plate is detachably fixed on the mounting bracket through bolts, and the pair of pressing plate blocking portions on the pressing plate can be separated from the corresponding outer sleeve clamping grooves by loosening the bolts and rotating the pressing plate.
Furthermore, in the filling device of the filling machine, an adjusting gasket is arranged between the bottle mouth pressing plate and the bottom of the inner sleeve spring seat.
Furthermore, in the filling device of the filling machine, a valve core step sealing gasket is arranged on the valve core step, and the bottom elastic sealing of the inner sleeve is blocked on the valve core step sealing gasket on the valve core step under the action of the elastic component.
Furthermore, in the filling device of the filling machine, the bottle clamp is mounted on a bottle clamp lifting support, the lifting support is driven by an air cylinder, the air cylinder is arranged above the filling valve, the bottle clamp moves upwards to a filling position, and a bottle mouth in the bottle clamp at the filling position is pressed and blocked on a bottle mouth pressing plate, so that the filling valve body is in a valve-opening state; the piston rod of cylinder have all the time and order about the trend that the bottle presss from both sides and be located filling position state, be connected with the lift drive cam on the piston rod, the lift drive cam cooperate with the lift drive guide rail, the lift drive cam makes the filling valve bottle press from both sides when the filling to be located the filling position under the direction of lift drive guide rail, when the filling valve accomplished the filling, the bottle pressed from both sides downstream and leaves the filling position.
The invention has the advantages that: 1. set up feed liquor control mechanism, its feeding volume that can control the material to can be satisfying under the prerequisite of required filling volume in the bottle, the abundant filling volume of minimize just so can the backward flow volume of minimize material, thereby shorten the filling time, improve filling efficiency, and effectively practice thrift the energy consumption. 2. The valve opening driving assembly adopts the cam matched with the cam guide rail, not only has simple structure, but also can be convenient for controlling the liquid inlet control mechanism to open the valve, thereby controlling the feeding amount of materials according to the requirement and realizing the purpose of reducing the backflow amount under the bottle type filling with different capacities. 3. The liquid inlet control mechanism is detachable, the pin shaft is detached firstly, then the connecting block is detached from the liquid inlet valve seat, and a liquid inlet valve core, a valve block and related sealing parts in the liquid inlet control mechanism can be detached, so that the maintenance of the liquid inlet control mechanism part and the replacement of quick-wear parts can be conveniently carried out. 4. The filling valve body can be integrally installed and disassembled, and great convenience is brought to maintenance and replacement of wearing parts. 5. The filling valve body of every two adjacent filling valves adopts a clamp plate to install to just can dismantle the whole filling valve body as long as rotate the clamp plate, this has further made things convenient for the installation and the maintenance of filling valve.
Drawings
Fig. 1 is a schematic structural view of a filling device in a filling machine according to the present invention.
Fig. 2 is a schematic structural diagram of the liquid inlet control mechanism in fig. 1.
Fig. 3 is a schematic view of the filling valve body of fig. 1.
Fig. 4 is a schematic structural diagram of the annular latch of fig. 3 in a top view.
Fig. 5 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A in fig. 3.
Fig. 6 is a schematic view of the arrangement of the filling device in the filling machine.
Fig. 7 is a schematic view of the platen of fig. 1.
Detailed Description
The invention is described in further detail below with reference to the figures and preferred embodiments.
As shown in fig. 1 and 2, a filling device in a filling machine includes: the lower part of the filling valve 1 is provided with a bottle clamp 2.
The structure of the filling valve 1 includes: a valve seat 4 fixedly arranged on the mounting frame 3, and an upper valve cavity 41 is arranged in the valve seat 4. The top of disk seat 4 is provided with feed liquor control mechanism 5, and feed liquor control mechanism 5 includes: and a liquid inlet hole 511 and a valve seat mounting through hole 512 are respectively formed at two ends of the liquid inlet valve seat 51, the valve block 52 extends into the liquid inlet valve seat 51 through the valve seat mounting through hole 512, and the outer wall of the valve block 52 is sealed with the inner wall of the valve seat mounting through hole 512. The two ends of the valve block 52 are respectively a valve block liquid inlet end 521 and a valve block connecting end 522, the valve block liquid inlet end 521 is communicated with the liquid inlet hole 511, and a sealing part 5211 is arranged at the position of the valve block liquid inlet end 521. A liquid inlet valve core 54 is arranged in the valve block 52, the outer wall of the liquid inlet valve core 54 and the inner wall of the valve block 52 are sealed, a valve block liquid cavity 523 is arranged in the valve block 52 at the liquid inlet end 521 of the valve block, a plurality of valve block holes 524 are formed in the valve block 52 in the area of the valve block liquid cavity 523, and a liquid inlet cavity 513 communicated with the upper valve cavity 41 is arranged in the liquid inlet valve seat 51 outside the valve block liquid cavity 523. The two ends of the liquid inlet valve core 54 are respectively a blocking end 541 and a driving end 542, and the driving end 542 of the liquid inlet valve core 54 extends out of the valve block connecting end 522. A first elastic component is arranged between the valve block 52 and the liquid inlet valve core 54, and the first elastic component always has the tendency of driving the blocking end 541 of the liquid inlet valve core 54 to be blocked on the sealing part 5211 of the liquid inlet end 521 of the valve block in a sealing way. The driving end 542 of the liquid inlet valve core 54 is connected with the valve opening driving component, the valve opening driving component can drive the blocking end 541 of the liquid inlet valve core 54 to be separated from the sealing part 5211, so that the liquid inlet hole 511 is communicated with the valve block liquid cavity 523, and the liquid inlet control mechanism is in an open state. In this embodiment, the first elastic component is a first compression spring 58, the first compression spring 58 is sleeved on the outer walls of the valve block 52 of the valve block connecting end 522 and the liquid inlet valve core 54, two ends of the first compression spring 58 are respectively pressed and blocked on the valve block blocking step 525 and the spring seat 543, the valve block blocking step 525 is arranged on the outer wall of the valve block 52, and the spring seat 543 is fixedly mounted on the liquid inlet valve core 54 extending out of the valve block 52.
In this embodiment, the valve opening drive assembly includes: the cam 55, which cooperates with the cam track, is not shown in fig. 1 and 2 for simplicity. The inner side of the cam 55 is provided with an annular cam groove 551, the driving end 542 of the liquid inlet valve core 54 is arranged in the cam groove 551, the cam 55 is movably arranged on the pin shaft 56, the inner end of the pin shaft 56 is provided with threads, the thread section of the pin shaft 56 is fixedly connected on the connecting block 57 through threads, and the connecting block 57 is fixedly arranged on the liquid inlet valve seat 5 at the outer end of the valve seat mounting through hole 512 through a bolt. The cam 55 rotates around the pin shaft 56 under the guidance of the cam guide rail, and can drive the driving end 542 of the liquid inlet valve core 54 to move in the cam groove 551 relative to the cam groove 551, and further drive the liquid inlet valve core 54 to move in the axial direction, so that the blocking end 541 of the liquid inlet valve core 54 is separated from the sealing portion 5211 at the liquid inlet end 521 of the valve block, and the liquid inlet control mechanism 5 is opened, and then can be reset under the action of the first compression spring 58, so that the liquid inlet control mechanism 5 is closed. In this embodiment, the cam 55 rotates around the pin 56 under the action of the cam guide rail, so that the driving end 542 of the liquid inlet valve core 54 rotates relative to the cam groove 551, and the liquid inlet valve core 54 moves axially inward under the action of the cam groove 551, so that the blocking end 541 of the liquid inlet valve core 54 is separated from the sealing portion 5211 at the liquid inlet end 521 of the valve block, so that the liquid inlet control mechanism 5 is in an open state, that is, the liquid inlet is started.
The bottom of the valve seat 4 is detachably connected with a filling valve body 6 for filling a bottle, the filling valve body 6 comprises a filling valve cavity 61 and a filling valve core 62, the filling valve cavity 61 is communicated with the upper valve cavity 41, the filling valve core 62 is hollow to form a backflow passage 621, and the backflow passage 621 is communicated with a valve seat backflow pore passage in the valve seat 4.
As shown in fig. 3, 4 and 5, the structure of the filling valve body 6 includes: the outer sleeve 63 is sleeved outside the inner sleeve 64, the inner wall of the outer sleeve 63 is sealed with the outer wall of the inner sleeve 64, the outer sleeve 63 is communicated with the inner cavity of the inner sleeve 64 to form a filling valve cavity 61, the inner sleeve 64 can slide up and down relative to the outer sleeve 63 in the outer sleeve 63, a second compression spring 65 is arranged between the outer sleeve 63 and the inner sleeve 64, and the second compression spring 65 always has a tendency of driving the outer sleeve 63 and the inner sleeve 64 to be away from each other. In this embodiment, the upper and lower ends of the second compression spring 65 are respectively caught by the outer sleeve spring seat 631 and the inner sleeve spring seat 641, and the outer sleeve spring seat 631 and the inner sleeve spring seat 641 are respectively disposed on the outer wall of the outer sleeve 63 and the outer wall of the inner sleeve 64.
The filling valve core 62 is arranged in the inner sleeve 64 and the outer sleeve 63 in a penetrating manner, an inlet 6211 of a backflow channel 621 in the filling valve core 62 is positioned on the outer wall of the lower end part of the filling valve core 62, an outlet 6212 of the backflow channel 621 is positioned at the top part of the filling valve core 62, the upper end of the filling valve core 62 extends out of the outer sleeve 63, a valve core step 622 is arranged on the outer wall of the filling valve core 62 below the inlet 6211 of the backflow channel 621, the bottom of the inner sleeve 64 is sealed and blocked on the valve core step 622 under the action of the second compression spring 65, namely, in a valve closing state of the filling valve body 6, and a valve core step sealing gasket 6221 is arranged on the valve core step 622 in the embodiment.
As shown in fig. 5, a flow-through passage 66 is formed between the inner wall of the lower end of the inner sleeve 64 and the outer wall of the filling valve core 62 above the valve core step 622, and the flow-through passage 66 is communicated with the filling valve cavity 61. The outer wall of the upper end part of the filling valve core 62 is provided with a valve core clamping groove 623, an annular clamping block 67 provided with a notch 671 is clamped in the valve core clamping groove 623 through the notch 671, the annular clamping block 67 is provided with a plurality of through holes 672, the bottom of the annular clamping block 67 is provided with a clamping and stopping bulge 673 protruding downwards, the clamping and stopping bulge 673 is clamped in a clamping and stopping step 632 on the inner wall of the top of the outer sleeve 63, and the top of the outer sleeve 63 is elastically clamped and stopped at the bottom of the annular clamping block 67 on the outer side of the clamping and stopping bulge 673 under the action of the second compression spring 65. Under the action of the second compression spring 65, the outer sleeve 63, the inner sleeve 64, the filling valve core 62 and the annular fixture 67 form a filling valve body 6 which can be integrally mounted or dismounted.
The mounting bracket 3 is provided with a mounting hole 31, the valve seat 4 is mounted at the mounting hole 31, the filling valve body 6 extends into the valve seat 4 through the mounting hole 31, the upper end of the outer sleeve 63 of the filling valve body 6 is communicated with the upper valve cavity 41 of the valve seat 4 through a through hole 672 on the annular fixture block 67, the outer wall of the outer sleeve 63 of the filling valve body 6 is sealed with the inner wall of the valve seat 4, and the outlet 6212 of the backflow passage 621 in the filling valve core 62 is communicated with a valve seat backflow pore passage on the valve seat 4. An outer sleeve clamping groove 633 is formed in the outer wall of the outer sleeve 63, a pressing plate 7 is clamped in the outer sleeve clamping groove 633, and the pressing plate 7 is detachably and fixedly connected to the mounting support 3, so that the whole filling valve body 6 can be detachably and fixedly mounted in the valve seat 4.
In this embodiment, the valve seat 4 is provided with the connecting seat 42 therein, the connecting seat 42 is installed in the installation hole 31, and the upper end of the connecting seat 42 extends into the valve seat 4, the outer wall of the connecting seat 42 and the inner wall of the valve seat 4 are sealed, the outer wall of the outer sleeve 63 of the filling valve body 6 is provided with the sleeve retaining ring 634, the inner wall of the connecting seat 42 is provided with the first retaining step 421, the bottom of the connecting seat 42 protrudes out of the installation hole, when the filling valve body 6 is fixedly installed, the top of the annular retaining block 67 of the filling valve body 6 is retained on the first retaining step 421, and the sleeve retaining ring 634 on the outer wall of the outer sleeve 63 is retained at the bottom of the connecting seat 42.
In this embodiment, the valve seat backflow passage includes: an annular reflux groove 43 is formed in the inner wall of the valve seat 4, an annular reflux cavity is formed between the reflux groove 43 and the outer wall of the connecting seat 42, a connecting pore 422 is formed in the connecting seat 42, one end of the connecting pore 422 is communicated with an outlet 6212 of the reflux channel 621, the other end of the connecting pore 422 is communicated with the reflux cavity, and a valve seat reflux hole 44 communicated with the reflux cavity is formed in the valve seat 4; sealing rings are respectively arranged between the inner walls of the valve seats 4 at the upper and lower sides of the backflow groove 43 and the outer wall of the connecting seat 42.
In this embodiment, as shown in fig. 6 and 7, the filling machine is a rotary filling machine, the rotary filling machine operates in a rotary manner, and a plurality of stations, such as a bottle feeding station, a filling station, a labeling station, and the like, are sequentially arranged around a track of the rotary operation of the rotary filling machine according to the filling process requirement, and the filling valve on the rotary filling machine operates in a rotary manner for one circle and sequentially passes through the stations, so as to complete filling and related process operations. Installing support 3 is ring shape, filling valve 1 arrange at the circumference interval of ring shape installing support 3, and per two filling valves 1 sharing a clamp plate 7, be provided with a pair of convex pressure board card fender portion 71 on the clamp plate 7, a pair of pressure board card fender portion 71 is central symmetry setting about the center 70 of clamp plate 7, a pair of pressure board card fender portion 71 blocks respectively in the outer sleeve draw-in groove 633 of a pair of filling valve body 6, the center 70 of clamp plate 7 can be dismantled through bolt 72 and fix on installing support 3, loosen bolt 72 and rotate clamp plate 7 and enable a pair of pressure board card fender portion 71 on the clamp plate 7 and break away from with corresponding outer sleeve draw-in groove 633 mutually, just so can dismantle whole filling valve body 6 or with whole filling valve body 6 installation entering disk seat 4.
A bottle mouth pressing plate 642 is arranged on the outer wall of the lower end part of the inner sleeve 64, a sealing gasket 643 is arranged at the bottom of the bottle mouth pressing plate 642, and an adjusting gasket 644 is arranged between the bottle mouth pressing plate 642 and the bottom of the inner sleeve spring seat 641.
In this embodiment, the bottle clamp 2 is mounted on the lifting bracket 21, the lifting bracket 21 is driven by the air cylinder 22, and the air cylinder 22 is disposed above the filling valve 1, which has the advantages that: the cylinder 22 can be independent of the filling area, so that the filling cleanliness is greatly improved. The lifting support 21 can drive the bottle clamp 2 to move upwards to a filling position, and the bottle mouth of a bottle in the bottle clamp 2 at the filling position is pressed and blocked on the bottle mouth pressing plate 642, so that the filling valve body 6 is in a valve opening state; the air pressure in the air cylinder 22 enables the piston rod 221 to always have a tendency of driving the bottle clamp 2 to be located at the filling position, the piston rod 221 is connected with the lifting driving cam 222, the lifting driving cam 222 is matched with the lifting driving guide rail, the lifting driving cam 222 enables the bottle clamp 2 to be located at the filling position when the filling valve 1 is filled at the filling station under the guiding of the lifting driving guide rail, and when the filling valve 1 is filled and leaves the filling station, the bottle clamp 2 moves downwards to leave the filling position.
During filling, the rotary filling machine rotates, when the filling valve 1 on the rotary filling machine moves to a filling station, the bottle clamp 2 moves upwards to a filling position, the bottle mouth of a bottle in the bottle clamp 2 is pressed and blocked on the bottle mouth pressing plate 642 to enable the filling valve body 6 to be in a valve opening state, at this time, the liquid inlet control mechanism 5 opens the valve to start liquid inlet, materials to be filled enter the liquid inlet chamber 513 through the liquid inlet hole 511, the valve block liquid chamber 523 and the valve block hole 524, and then enter the bottle to be filled from the liquid inlet chamber 513 through the upper valve chamber 41, the filling valve chamber 61 and the overflowing channel 66 in sequence. The air and the excessive material in the bottle are discharged from the inlet 6211 of the backflow passage 621, through the backflow passage 621, the outlet 6212 of the backflow passage 621, the connecting hole 422, the backflow cavity and the valve seat backflow hole 44.
The filling device in the filling machine has the advantages that: 1. at present, when the filling, generally all be excessive filling, the material of excessive then need discharge through return channel 621, set up feed liquor control mechanism 5, its filling volume that can control the material, the feed liquor volume of the surplus material of minimize under the prerequisite that satisfies the filling requirement, the reflux volume will corresponding reduction like this to reduce the filling time, improve filling efficiency, and effectively practice thrift the energy consumption. 2. The valve opening driving assembly adopts the cam 55 matched with the cam guide rail, so that the structure is simple, liquid inlet control can be facilitated, the liquid inlet amount of materials can be controlled according to the actual filling requirement, and the purpose of few return is achieved through few feeding. 3. The liquid inlet control mechanism 5 is detachable, the pin shaft 56 is firstly detached, and then the connecting block 57 is detached from the liquid inlet valve seat 5, so that the liquid inlet valve core 54, the valve block 52 and related sealing parts in the liquid inlet control mechanism 5 can be detached, and partial maintenance of the liquid inlet control mechanism and replacement of wearing parts can be conveniently carried out. 4. The filling valve body can be integrally installed and disassembled, and great convenience is brought to maintenance and replacement of wearing parts. 5. Every two adjacent filling valves 1 adopt a clamp plate 7 to install to just can dismantle the filling valve body as long as rotate clamp plate 7, it is very convenient, further make things convenient for the installation and the maintenance of filling valve greatly.
Claims (9)
1. Filling device in a filling machine, comprising: the filling valve, the below of filling valve sets up the bottle and presss from both sides, and the structure of filling valve includes: the fixed disk seat that sets up in the installation frame is provided with valve pocket, its characterized in that in the disk seat: the top of disk seat is provided with feed liquor control mechanism, and feed liquor control mechanism includes: the liquid inlet valve seat is fixedly connected with the valve seat, a liquid inlet hole and a valve seat installation through hole are respectively formed in two ends of the liquid inlet valve seat, a valve block extends into the liquid inlet valve seat from the valve seat installation through hole, the outer wall of the valve block and the inner wall of the valve seat installation through hole are sealed, the two ends of the valve block are respectively a valve block liquid inlet end and a valve block connecting end, the liquid inlet end of the valve block is communicated with the liquid inlet hole, a sealing part is arranged at the liquid inlet end position of the valve block, a liquid inlet valve core is arranged in the valve block, the outer wall of the liquid inlet valve core and the inner wall of the valve block are sealed, a valve block liquid cavity is arranged in the valve block at the liquid inlet end of the valve block, a plurality of valve block holes are formed in the valve block liquid inlet area, a liquid inlet cavity communicated with the upper valve cavity is formed in the valve seat outside the liquid inlet cavity of the valve block, the two ends of the liquid inlet valve core are respectively a blocking end and a driving end, the driving end of the valve block extends out of the valve block, a first elastic component is arranged between the valve block and the driving end of the valve block, the driving end of the valve core, the driving component is connected with the driving component, and drives the driving end of the valve block to drive the liquid inlet end to drive the liquid inlet block to separate the liquid inlet block to open the liquid inlet mechanism, so that the liquid inlet block to open the liquid inlet mechanism; the bottom of the valve seat is detachably connected with a filling valve body for filling a bottle, the filling valve body comprises a filling valve cavity and a filling valve core, the filling valve cavity is communicated with the upper valve cavity, the filling valve core is hollow to form a return channel, and the return channel is communicated with a valve seat return pore channel in the valve seat; the structure of the filling valve body comprises: the outer sleeve is sleeved outside the inner sleeve, the inner wall of the outer sleeve and the outer wall of the inner sleeve are sealed, the outer sleeve and the inner cavity of the inner sleeve are communicated to form a filling valve cavity, the inner sleeve can slide up and down in the outer sleeve relative to the outer sleeve, a second compression spring is arranged between the outer sleeve and the inner sleeve and always has the tendency of driving the outer sleeve and the inner sleeve to be away from each other, and the filling valve core is arranged in the inner sleeve and the outer sleeve in a penetrating manner, the inlet of the backflow channel in the filling valve core is positioned on the outer wall of the lower end part of the filling valve core, the outlet of the backflow channel is positioned at the top of the filling valve core, the upper end of the filling valve core extends out of the outer sleeve, a valve core step is arranged on the outer wall of the filling valve core below the inlet of the backflow channel, the bottom of the inner sleeve is blocked on the valve core step in a sealing way under the action of a second compression spring, a bottle mouth pressing plate is arranged on the outer wall of the lower end part of the inner sleeve, a sealing gasket is arranged at the bottom of the bottle mouth pressing plate, an overflowing channel is formed between the inner wall of the lower end part of the inner sleeve and the outer wall of the filling valve core above the valve core step, the overflowing channel is communicated with the lower valve cavity, the outer wall of the upper end part of the filling valve core is provided with a valve core clamping groove, an annular clamping block provided with an opening is clamped in the valve core clamping groove through the opening, the annular fixture block is provided with a plurality of through holes, the bottom of the annular fixture block is provided with a blocking bulge which protrudes downwards, the blocking bulge is blocked in a blocking step on the inner wall of the top of the outer sleeve, and the top of the outer sleeve is elastically blocked at the bottom of the annular fixture block outside the blocking bulge under the action of the second compression spring, under the action of a second compression spring, the outer sleeve, the inner sleeve, the filling valve core and the annular fixture block form a filling valve body which can be integrally mounted or integrally dismounted; the mounting bracket is provided with a mounting hole, the valve seat is mounted at the mounting hole, the filling valve body extends into the valve seat through the mounting hole, the upper end of an outer sleeve of the filling valve body is communicated with an upper valve cavity of the valve seat through a through hole on the annular fixture block, the outer wall of the outer sleeve of the filling valve body is sealed with the inner wall of the valve seat, and an outlet of a backflow channel in the filling valve body is communicated with a valve seat backflow pore channel on the valve seat; the outer wall of the outer sleeve is provided with an outer sleeve clamping groove, a pressing plate is clamped in the outer sleeve clamping groove and is detachably and fixedly connected to the mounting support, and therefore the whole filling valve body can be detachably and fixedly mounted in the valve seat.
2. The filling assembly of a filling machine as defined in claim 1 wherein: the valve opening drive assembly comprises: the cam is matched with the cam guide rail, a cam groove is formed in the inner side of the cam, the driving end of the liquid inlet valve core is arranged in the cam groove, the cam is movably arranged on a pin shaft, threads are arranged at the inner end of the pin shaft, thread sections of the pin shaft are fixedly connected to a connecting block through threads, and a connecting block bolt is detachably and fixedly arranged on a liquid inlet valve seat at the outer end of the valve seat mounting through hole; the cam rotates around the round pin axle under the direction of cam guide rail, can order about the drive end of feed liquor case relative cam groove motion in the cam groove, and then order about the axial upward movement of feed liquor case for the card of feed liquor case keeps off the end and breaks away from with seal part mutually, thereby makes feed liquor control mechanism open, later can reset under first elastomeric element's effect and make feed liquor control mechanism close.
3. The filling device in a filling machine according to claim 1 or 2, characterized in that: first elastomeric element is first compression spring, and first compression spring suit is outside valve block link and feed liquor case, and the both ends of first compression spring are pressed respectively and are kept off on valve block card keeps off step and spring holder, valve block card keep off the step setting on the outer wall of valve block, spring holder fixed mounting on the outer wall of the feed liquor case that stretches out the valve block.
4. The filling device in a filling machine according to claim 1 or 2, characterized in that: the valve seat is internally provided with a connecting seat, the connecting seat is arranged in the mounting hole, the upper end of the connecting seat extends into the valve seat, the outer wall of the connecting seat and the inner wall of the valve seat are sealed, the outer wall of the outer sleeve of the valve body is provided with a sleeve retaining ring, the inner wall of the connecting seat is provided with a first retaining step, the bottom of the connecting seat protrudes out of the mounting hole, when the filling valve body is fixedly mounted, the top of an annular clamping block of the filling valve body is retained on the first retaining step, and the sleeve retaining ring on the outer wall of the outer sleeve is retained at the bottom of the connecting seat.
5. The filling assembly of a filling machine as defined in claim 4 wherein: the valve seat return orifice includes: an annular backflow groove is formed in the inner wall of the upper valve seat, an annular backflow cavity is formed between the backflow groove and the outer wall of the connecting seat, a connecting pore channel is formed in the connecting seat, one end of the connecting pore channel is communicated with an outlet of the backflow channel, the other end of the connecting pore channel is communicated with the backflow cavity, and a valve seat backflow hole communicated with the backflow cavity is formed in the upper valve seat; sealing rings are respectively arranged between the inner wall of the upper valve seat and the outer wall of the connecting seat on the upper side and the lower side of the reflux groove.
6. The filling device in a filling machine according to claim 1 or 2, characterized in that: the filling machine is a rotary filling machine, the mounting support is annular, the filling valves are arranged at intervals in the circumferential direction of the annular mounting support, every two filling valves share one pressing plate, a pair of arc-shaped pressing plate blocking parts are arranged on the pressing plate, the pair of pressing plate blocking parts are arranged in a central symmetry mode about the center of the pressing plate, the pair of pressing plate blocking parts are respectively blocked in outer sleeve clamping grooves of the pair of filling valve bodies, the center of the pressing plate is detachably fixed on the mounting support through bolts, and the pair of pressing plate blocking parts on the pressing plate can be separated from the corresponding outer sleeve clamping grooves respectively by loosening the bolts and rotating the pressing plate.
7. The filling device in a filling machine according to claim 1 or 2, characterized in that: an adjusting gasket is arranged between the bottle mouth pressing plate and the bottom of the inner sleeve spring seat.
8. The filling device in a filling machine according to claim 1 or 2, characterized in that: the valve core step is provided with a valve core step sealing gasket, and the bottom of the inner sleeve is elastically sealed and blocked on the valve core step sealing gasket on the valve core step under the action of the elastic component.
9. The filling assembly of a filling machine as defined in claim 6 wherein: the bottle clamp is arranged on a bottle clamp lifting support, the lifting support is driven by an air cylinder, the air cylinder is arranged above the filling valve, the bottle clamp moves upwards to a filling position, and a bottle opening in the bottle clamp at the filling position is pressed and blocked on a bottle opening pressing plate to enable the filling valve body to be in a valve opening state; the piston rod that atmospheric pressure in the cylinder made has the trend that orders about the bottle clamp and be located filling position state all the time, is connected with the lift drive cam on the piston rod, the lift drive cam cooperate with the lift drive guide rail, the bottle clamp is located the filling position when the lift drive cam makes the filling valve carry out the filling under the direction of lift drive guide rail, after the filling valve accomplished the filling, the bottle clamp downstream left the filling position.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111269199.4A CN114014243B (en) | 2021-10-29 | 2021-10-29 | Filling device in filling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111269199.4A CN114014243B (en) | 2021-10-29 | 2021-10-29 | Filling device in filling machine |
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| CN114014243A CN114014243A (en) | 2022-02-08 |
| CN114014243B true CN114014243B (en) | 2022-12-06 |
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| CN111846399A (en) * | 2020-06-19 | 2020-10-30 | 江苏新美星包装机械股份有限公司 | Contact type hot filling valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3845361B1 (en) * | 2018-08-30 | 2023-01-18 | Yoshino Kogyosho Co., Ltd. | Method for manufacturing liquid-filled container |
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|---|---|---|---|---|
| JP2003237735A (en) * | 2002-02-14 | 2003-08-27 | Yl Kogyo Kk | Apparatus and method for filling up flexible cylindrical tube with content |
| CN1746104A (en) * | 2005-09-08 | 2006-03-15 | 中国轻工业机械总公司南京轻工业机械厂 | Thermal loading valve |
| CN203159175U (en) * | 2013-01-16 | 2013-08-28 | 廊坊百冠包装机械有限公司 | Fruit pulp and fruit gain filling valve |
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| CN114014243A (en) | 2022-02-08 |
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