CN104260922A - Rotary-disc type linear vacuum packaging machine - Google Patents
Rotary-disc type linear vacuum packaging machine Download PDFInfo
- Publication number
- CN104260922A CN104260922A CN201410496544.1A CN201410496544A CN104260922A CN 104260922 A CN104260922 A CN 104260922A CN 201410496544 A CN201410496544 A CN 201410496544A CN 104260922 A CN104260922 A CN 104260922A
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- Prior art keywords
- swing arm
- swing
- vacuum
- disc type
- straight line
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Vacuum Packaging (AREA)
Abstract
The invention discloses a rotary-disc type linear vacuum packaging machine. The rotary-disc type linear vacuum packaging machine comprises a seat, a plurality of vacuumizing devices as well as heat-sealing mechanisms and bag-fixing mechanisms which are arranged in the vacuumizing devices, and is characterized in that a rotary disc with a power source is arranged on the seat; a cam fixed on the seat is arranged on the rotary disc; the vacuumizing devices are uniformly wound on the edge of the rotary disc; each vacuumizing device comprises a swing sealing cover and a fixed sealing cover which are mutually matched to form a vacuum chamber; the fixed sealing cover is fixedly connected to the edge of the rotary disc and vertically arranged along the radial direction of the rotary disc; the swing sealing cover is hinged on the edge of the rotary disc through a swing rod, and a rolling wheel is arranged at the front end of the swing rod, and arranged in the cam groove of the cam. The rotary-disc type linear vacuum packaging machine disclosed by the invention is capable of adequately utilizing the conveying space of the rotary disc for arranging more vacuumizing devices by arranging the vacuumizing devices along the radial direction of the rotary disc, thus increasing the working efficiency.
Description
Technical field
The present invention relates to a kind of improvement invention of vacuum sealing bag device, particularly relate to a kind of improvement invention food pack being vacuumized to the rotating disc type straight line vacuum packing machine sealed again.
Background technology
Vacuum packing machine is that one can carry out vacuum-packed machine to packaging bag 24, usually comprises the horizontal packing machine 21, straight line transition apparatus 22 and the rotating disc type vacuum packing machine 23 that set gradually.Packaging process: packaging bag 24 is first reinforced on horizontal packing machine, then by transmitting device and straight line transition apparatus packaging bag delivered in vacuum chamber and vacuumize, heat sealing mechanism in recycling vacuum chamber seals, and finally completes the encapsulation of packaging bag.In prior art, rotating disc type vacuum packing machine mostly is the horizontal vacuum packing machine 25 of rotating disc type, the even winding of its vacuum extractor is at disk edge, and mostly be vertical dial radial direction and arrange, packaging bag is horizontal bag inlet side formula, the width of such vacuum extractor self just occupies space more on rotating disk, decrease the layout of vacuum extractor, and laterally enter bag and mostly be individual packaging bag and enter, it transmits limited amount, reduce resource utilization, affect production efficiency.
Summary of the invention
Technical matters to be solved by this invention overcomes the deficiencies in the prior art, provides the rotating disc type straight line vacuum packing machine that a kind of vacuum extractor is vertically arranged along rotating disk radial direction, packaging bag is straight line feeding.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme to realize: this kind of rotating disc type straight line vacuum packing machine, include support, several vacuum extractors and the heat sealing mechanism be located in this vacuum extractor and determine bag mechanism, it is characterized in that: described support is provided with rotating disk with power source, rotating disk is provided with the cam be fixed on support, the even winding of described vacuum extractor is at described disk edge, this vacuum extractor comprises the swing seal closure and fixing seal cover that complement each other to form vacuum chamber, described fixing seal cover is fixedly connected on disk edge, and fixing seal cover is vertically arranged along rotating disk radial direction, described swing seal closure is hinged on disk edge by fork, and fork front end is provided with roller, this roller is arranged in the cam path of described cam.
As further improvement, described heat sealing mechanism comprises the fixing envelope cutter be arranged on swing seal closure inwall, is arranged on the heat-sealing cylinder outside fixing seal cover and is arranged on the activity be connected with heat-sealing cylinder-driven in vacuum chamber and seal cutter, and described fixing envelope cutter seals cutter with activity and matches.
As further improvement, described determine bag mechanism comprise the swing cooperatively interacted determine bag block with determine bag block, described swing is determined bag block and is determined to be provided with the extension spring making it mutually clamp between bag block, describedly determine bag block and be arranged on fixing seal cover inwall, described swing is determined bag block and is arranged in vacuum chamber and is connected with a vertical swing arm, this swing arm is hinged on fixing seal cover, and swing arm opens clamp device driving by one.
As further improvement, described clamp device of opening is arranged on support, and this is opened clamp device and comprises lift cylinder, connecting panel and arc backup plate, and described connecting panel and lift cylinder are in transmission connection, arc backup plate is arranged on connecting panel, and the radian of arc backup plate and rotating disk radian match; Described swing arm lower end dew is located at outside vacuum extractor, and described swing arm lower port is provided with roller, and swing arm lower port tilts to this section of hinge-point towards fixing seal cover direction; Described arc backup plate can gearing on swing arm roller.
As further improvement, described arc backup plate front end is inclined-plane setting upward.
As further improvement, described arc backup plate can simultaneously gearing on the swing arm roller of adjacent two vacuum extractors.
As further improvement, described in open clamp device can also for being arranged on the cylinder of horizontal balance on support, and opening of being connected with cylinder-driven presss from both sides pole, described in open folder pole one end hinged; Described swing arm lower end dew is located at outside vacuum extractor, and described swing arm lower port is provided with roller, described in open folder pole can gearing on swing arm roller.
As further improvement, described in open folder pole be that bifurcated is done, can act on the swing arm roller of adjacent two vacuum extractors simultaneously.
The invention has the beneficial effects as follows the rotating disc type straight line vacuum packing machine after improvement, vacuum extractor is adopted vertically to be arranged on its edge along rotating disk radial direction, instead of traditional vertically with rotating disk radial direction to arrange, vacuum extractor is more arranged in the transmission space that can make full use of rotating disk, to increase work efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the front view of the embodiment of the present invention one.
Fig. 3 is the vacuum extractor structural representation of the embodiment of the present invention one.
Fig. 4 be the embodiment of the present invention one open clamp device structural representation.
Fig. 5 is the front view of the embodiment of the present invention two.
Fig. 6 is the vacuum extractor structural representation of the embodiment of the present invention two.
Fig. 7 be the embodiment of the present invention two open clamp device structural representation.
Fig. 8 is the structural representation of vacuum packing machine in background technology of the present invention.
Fig. 9 is the schematic diagram of the horizontal vacuum packing machine of background technology transfer disc type of the present invention.
Detailed description of the invention
Drawings illustrate structure of the present invention, further illustrate its details by reference to the accompanying drawings more below.This rotating disc type straight line vacuum packing machine, include support 1, several vacuum extractors 2 and be located at heat sealing mechanism in this vacuum extractor 23 and determine bag mechanism, described support 1 is provided with rotating disk 4 with power source, rotating disk 4 is batch (-type) rotation, propulsion source is the motor of band dispenser, rotating disk 4 is provided with the cam 5 be fixed on support 1, and namely rotating disk 4 rotates, and cam 5 is motionless; The even winding of described vacuum extractor 2 is at described rotating disk 4 edge, this vacuum extractor 2 comprises the swing seal closure 6 and fixing seal cover 7 that complement each other to form vacuum chamber, described fixing seal cover 7 is fixedly connected on rotating disk 4 edge by pipe link, and fixing seal cover 7 is vertically arranged along rotating disk 4 radial direction, described swing seal closure 6 is hinged on rotating disk 4 edge by fork 8, and fork 8 front end is provided with roller, this roller is arranged in the cam path of described cam 5, with cam path orbiting motion so that fork 8 is swung control to swing the folding of seal closure 6.Described heat sealing mechanism 3 comprises the fixing envelope cutter 9 be arranged on swing seal closure 6 inwall, is arranged on the heat-sealing cylinder 11 outside fixing seal cover 7 and is arranged on the activity be in transmission connection with heat-sealing cylinder 11 in vacuum chamber and seal cutter 10, heat-sealing cylinder 11 be programming Control, and described fixing envelope cutter 9 and the movable cutter 10 that seals match and carry out heat sealing to packing bag mouth.Describedly determine bag mechanism and comprise the swing cooperatively interacted and determine bag block 13 and determine bag block 12, described swing is determined bag block 13 and is determined to be provided with the extension spring making it mutually clamp between bag block 12, describedly determine bag block 12 and be arranged on fixing seal cover 7 inwall, described swing is determined bag block 13 and is arranged in vacuum chamber and is connected with a vertical swing arm 14, this swing arm 14 is hinged on fixing seal cover 7, and swing arm 14 opens clamp device driving by one.
Described clamp device of opening is arranged on support 1, make swing determine bag block 13 for driving swing arm 14 swing to open, this is opened clamp device and comprises lift cylinder 16, connecting panel 17 and arc backup plate 18, the action of described lift cylinder 16 is programming Control or is controlled by photocell eye, described connecting panel 17 is in transmission connection with lift cylinder 16, arc backup plate 18 is arranged on connecting panel 17, and the radian of arc backup plate 18 and rotating disk 4 radian match; Described swing arm 14 lower end dew is located at outside vacuum extractor 2, and described swing arm 14 lower port is provided with roller 15, and swing arm 14 lower port tilts to this section of hinge-point towards fixing seal cover 7 direction, and leaning angle is 45 degree; Described arc backup plate 18 can gearing on swing arm roller 15.Described arc backup plate 18 front end is inclined-plane setting upward, prevents from occurring catching phenomenon when contacting with swing arm roller 15.Wherein open clamp device can arrange the swing arm 14 of the vacuum device before two effect is in bag and output station respectively or arrange the swing arm 14 that acts on the vacuum device before bag and output station simultaneously.
Described clamp device of opening can also for being arranged on the cylinder 20 of horizontal balance on support 1, and press from both sides pole 19 with opening of being in transmission connection of cylinder 20, described in open folder pole 19 one end hinged, the action of described cylinder 20 is programming Control or is controlled by photocell eye; Described swing arm 14 lower end dew is located at outside vacuum extractor 2, and described swing arm 14 lower port is provided with roller 15, described in open folder pole 19 can gearing on swing arm roller 15.Describedly open folder pole 19 and do for bifurcated, can act on the swing arm roller 15 of adjacent two vacuum extractors 2 simultaneously.
In the present invention, vacuum extractor 2 dish 4 edge that rotates evenly is provided with multiple, to increase work efficiency, preferably ten, and rotating disk 4 is divided into ten stations, vacuum extractor 2 is through each station, rotating disk 4 is had a break, bag and output action is sent to complete, wherein arrive station to realize for the moment uncapping, drive folder (to uncap and refer to that swinging seal closure 6 opens, drive folder to refer to swing and determine bag block 13 and open, lower same) and complete into a bag action, to realizing during station two closing lid, close folder, station three to eight is in and closes lid, close folder, vacuumize state, station nine is in and closes lid, close clip-like state and complete heat-sealing action, to realizing during station ten uncapping, open and press from both sides and export finished product to next collecting process.Can place a packaging bag or multiple packaging bag side by side in one of them vacuum extractor 2, preferably two packaging bags, to improve packaging efficiency.
Embodiment one, the present invention are in use, Energy control rotating disk 4 rotates, vacuum extractor 2 close to bag delivering device send bag export station time, fork 8 is controlled to swing by cam 5, swing seal closure 6 to open, be in the arc backup plate 18 below this vacuum device simultaneously, drive collision to act on swing arm roller 15 with lift cylinder 16, make swing arm 14 swing around hinge-point and then drive swing to determine bag block 13 and overcome extension spring application force, open certain folder bag mouth, then be in this send bag export station time, packaging bag is that straight line is placed and sent into by straight line transition apparatus in the folder bag mouth of vacuum extractor 2, then arc backup plate 18 resets with lift cylinder 16, rotating disk 4 be rotated further leave this send bag export station time, swing arm roller 15 departs from the effect of arc backup plate 18, the extension spring backswing of bag block 13 is determined in swing arm 14 with swinging, swing and determine bag block 13 and determine bag block 12 to clamp packaging bag, fork 8 controls backswing by cam 5, swing seal closure 6 to close, vacuumize in rotating disk 4 rotation process afterwards, between one section, post heat-seal cylinder 11 drive activity envelope cutter 10 moves, fixing envelope cutter 9 pairs of packaging bag upper bag mouths are coordinated to carry out heat sealing, in like manner along with rotating disk 4 rotates, swing seal closure 6 to open, swing is determined bag block 13 and is opened, finished product packing bag drops out vacuum extractor 2 and enters next conveying collecting process, and new packaging bag continues to be fed into vacuum extractor 2, circulate with this, wherein enter bag and output can complete at same station or different station, and as preferred, enter bag and output completes respectively in adjacent two vacuum extractors 2 simultaneously, and the swing arm roller 15 of this adjacent vacuum extractor 2 is acted on by an arc backup plate 18 simultaneously, to raise the efficiency, saving resource.
Embodiment two, the present invention in use, Energy control rotating disk 4 rotates, vacuum extractor 2 close to bag delivering device send bag export station time, fork 8 is controlled to swing by cam 5, swing seal closure 6 to open, when being in this station, opening folder pole 19 drives collision to act on swing arm roller 15 by gas bar, make swing arm 14 swing around hinge-point and then drive swing to determine bag block 13 and overcome extension spring application force, open certain folder bag mouth, packaging bag is afterwards that straight line is placed and sent into by straight line excessive device in the folder bag mouth of vacuum extractor 2, then open folder pole 19 to reset with cylinder, rotating disk 4 be rotated further leave this send bag export station time, swing arm roller 15 departs from the effect of arc backup plate 18, the extension spring backswing of bag block 13 is determined in swing arm 14 with swinging, swing and determine bag block 13 and determine bag block 12 to clamp packaging bag, fork 8 controls backswing by cam 5, swing seal closure 6 to close, vacuumize in rotating disk 4 rotation process afterwards, between one section, post heat-seal cylinder 11 drive activity envelope cutter 10 moves, fixing envelope cutter 9 pairs of packaging bag upper bag mouths are coordinated to carry out heat sealing, in like manner along with rotating disk 4 rotates, swing seal closure 6 to open, swing is determined bag block 13 and is opened, finished product packing bag drops out vacuum extractor 2 and enters next conveying collecting process, and new packaging bag continues to be fed into vacuum extractor 2, circulate with this, wherein enter bag and output can complete at same station or different station, and as preferred, enter bag and output completes respectively in adjacent two vacuum extractors 2 simultaneously, and the swing arm roller 15 of this adjacent vacuum extractor 2 is acted on by the folder pole 19 of opening of a dichotomous setting simultaneously, to raise the efficiency, saving resource.
Claims (8)
1. a rotating disc type straight line vacuum packing machine, include support, several vacuum extractors and the heat sealing mechanism be located in this vacuum extractor and determine bag mechanism, it is characterized in that: described support is provided with rotating disk with power source, rotating disk is provided with the cam be fixed on support, the even winding of described vacuum extractor is at described disk edge, this vacuum extractor comprises the swing seal closure and fixing seal cover that complement each other to form vacuum chamber, described fixing seal cover is fixedly connected on disk edge, and fixing seal cover is vertically arranged along rotating disk radial direction, described swing seal closure is hinged on disk edge by fork, and fork front end is provided with roller, this roller is arranged in the cam path of described cam.
2. rotating disc type straight line vacuum packing machine as claimed in claim 1, it is characterized in that: described heat sealing mechanism comprises the fixing envelope cutter be arranged on swing seal closure inwall, is arranged on the heat-sealing cylinder outside fixing seal cover and is arranged on the activity be connected with heat-sealing cylinder-driven in vacuum chamber and seal cutter, and described fixing envelope cutter seals cutter with activity and matches.
3. rotating disc type straight line vacuum packing machine as claimed in claim 1, it is characterized in that: described determine bag mechanism comprise the swing cooperatively interacted determine bag block with determine bag block, described swing is determined bag block and is determined to be provided with the extension spring making it mutually clamp between bag block, describedly determine bag block and be arranged on fixing seal cover inwall, described swing is determined bag block and is arranged in vacuum chamber and is connected with a vertical swing arm, this swing arm is hinged on fixing seal cover, and swing arm opens clamp device driving by one.
4. rotating disc type straight line vacuum packing machine as claimed in claim 3, it is characterized in that: described in open clamp device and be arranged on support, this is opened clamp device and comprises lift cylinder, connecting panel and arc backup plate, described connecting panel and lift cylinder are in transmission connection, arc backup plate is arranged on connecting panel, and the radian of arc backup plate and rotating disk radian match; Described swing arm lower end dew is located at outside vacuum extractor, and described swing arm lower port is provided with roller, and swing arm lower port tilts to this section of hinge-point towards fixing seal cover direction; Described arc backup plate can gearing on swing arm roller.
5. rotating disc type straight line vacuum packing machine as claimed in claim 4, is characterized in that: described arc backup plate front end is inclined-plane setting upward.
6. rotating disc type straight line vacuum packing machine as claimed in claim 4, is characterized in that: described arc backup plate can gearing simultaneously on the swing arm roller of adjacent two vacuum extractors.
7. rotating disc type straight line vacuum packing machine as claimed in claim 3, is characterized in that: described in open clamp device can also for being arranged on the cylinder of horizontal balance on support, and opening of being connected with cylinder-driven presss from both sides pole, described in open that to press from both sides pole one end hinged; Described swing arm lower end dew is located at outside vacuum extractor, and described swing arm lower port is provided with roller, described in open folder pole can gearing on swing arm roller.
8. rotating disc type straight line vacuum packing machine as claimed in claim 7, is characterized in that: described in open folder pole be that bifurcated is done, can act on the swing arm roller of adjacent two vacuum extractors simultaneously.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496544.1A CN104260922B (en) | 2014-09-25 | 2014-09-25 | A kind of rotating disc type straight line vacuum packing machine |
| CN201610105371.5A CN105730749B (en) | 2014-09-25 | 2014-09-25 | A kind of rotating disc type straight line vacuum packing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496544.1A CN104260922B (en) | 2014-09-25 | 2014-09-25 | A kind of rotating disc type straight line vacuum packing machine |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105371.5A Division CN105730749B (en) | 2014-09-25 | 2014-09-25 | A kind of rotating disc type straight line vacuum packing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104260922A true CN104260922A (en) | 2015-01-07 |
| CN104260922B CN104260922B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410496544.1A Expired - Fee Related CN104260922B (en) | 2014-09-25 | 2014-09-25 | A kind of rotating disc type straight line vacuum packing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104260922B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108408141A (en) * | 2018-04-18 | 2018-08-17 | 浙江名瑞机械有限公司 | Bag-feeding food packing device vacuumizes transfer device |
| CN108557174A (en) * | 2018-04-18 | 2018-09-21 | 浙江名瑞机械有限公司 | Bag-feeding food packing device |
| CN113581526A (en) * | 2021-09-27 | 2021-11-02 | 如东昌钰海苔有限公司 | Plastic bag vacuum packaging machine for food packaging |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580393A (en) * | 1984-04-11 | 1986-04-08 | Furukawa Mfg. Co., Ltd. | Packing apparatus |
| US4723392A (en) * | 1986-10-16 | 1988-02-09 | Furukawa Mfg. Co. Ltd. | Vacuum packaging method and apparatus |
| JPH05213321A (en) * | 1992-01-28 | 1993-08-24 | Tokyo Autom Mach Works Ltd | Packaging machine |
| JPH0948409A (en) * | 1995-08-10 | 1997-02-18 | Toyo Jidoki Co Ltd | Vacuum packaging machine |
| JPH11236009A (en) * | 1998-02-23 | 1999-08-31 | Toyo Jidoki Co Ltd | Two-rotor type longitudinal vacuum packaging machine |
| JP2004131135A (en) * | 2002-10-11 | 2004-04-30 | Furukawa Mfg Co Ltd | Rotary type vacuum packaging machine |
| CN203283422U (en) * | 2013-04-07 | 2013-11-13 | 温州名瑞机械有限公司 | Vacuum heat-sealing mechanism for automatic vacuum package machine |
| CN103496459A (en) * | 2013-09-24 | 2014-01-08 | 青岛义龙包装机械有限公司 | Automatic bag-feeding type vacuum packaging machine |
| CN204056371U (en) * | 2014-09-25 | 2014-12-31 | 郭作士 | A kind of rotating disc type straight line vacuum packing machine |
-
2014
- 2014-09-25 CN CN201410496544.1A patent/CN104260922B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580393A (en) * | 1984-04-11 | 1986-04-08 | Furukawa Mfg. Co., Ltd. | Packing apparatus |
| US4723392A (en) * | 1986-10-16 | 1988-02-09 | Furukawa Mfg. Co. Ltd. | Vacuum packaging method and apparatus |
| JPH05213321A (en) * | 1992-01-28 | 1993-08-24 | Tokyo Autom Mach Works Ltd | Packaging machine |
| JPH0948409A (en) * | 1995-08-10 | 1997-02-18 | Toyo Jidoki Co Ltd | Vacuum packaging machine |
| JPH11236009A (en) * | 1998-02-23 | 1999-08-31 | Toyo Jidoki Co Ltd | Two-rotor type longitudinal vacuum packaging machine |
| JP2004131135A (en) * | 2002-10-11 | 2004-04-30 | Furukawa Mfg Co Ltd | Rotary type vacuum packaging machine |
| CN203283422U (en) * | 2013-04-07 | 2013-11-13 | 温州名瑞机械有限公司 | Vacuum heat-sealing mechanism for automatic vacuum package machine |
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| CN204056371U (en) * | 2014-09-25 | 2014-12-31 | 郭作士 | A kind of rotating disc type straight line vacuum packing machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108408141A (en) * | 2018-04-18 | 2018-08-17 | 浙江名瑞机械有限公司 | Bag-feeding food packing device vacuumizes transfer device |
| CN108557174A (en) * | 2018-04-18 | 2018-09-21 | 浙江名瑞机械有限公司 | Bag-feeding food packing device |
| CN113581526A (en) * | 2021-09-27 | 2021-11-02 | 如东昌钰海苔有限公司 | Plastic bag vacuum packaging machine for food packaging |
| CN113581526B (en) * | 2021-09-27 | 2021-11-26 | 如东昌钰海苔有限公司 | Plastic bag vacuum packaging machine for food packaging |
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| Publication number | Publication date |
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| CN104260922B (en) | 2016-08-24 |
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Granted publication date: 20160824 Termination date: 20210925 |