CN106240943A - Multiple row back of the body envelope machine horizontal sealing stepping traction apparatus - Google Patents
Multiple row back of the body envelope machine horizontal sealing stepping traction apparatus Download PDFInfo
- Publication number
- CN106240943A CN106240943A CN201610786200.3A CN201610786200A CN106240943A CN 106240943 A CN106240943 A CN 106240943A CN 201610786200 A CN201610786200 A CN 201610786200A CN 106240943 A CN106240943 A CN 106240943A
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- China
- Prior art keywords
- traction
- slide
- cross beam
- base plate
- traction slide
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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
- 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
- B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
- B65B51/30—Devices, e.g. jaws, for applying pressure and heat, e.g. for subdividing filled tubes
Abstract
The invention discloses a kind of multiple row back of the body envelope machine horizontal sealing stepping traction apparatus, including the upper and lower fixed cross beam being separately fixed on the big plate of main frame, it is provided with traction slide on guide pillar between upper and lower fixed cross beam, upper fixed cross beam is provided with servomotor, it is provided with ball-screw between upper and lower fixed cross beam, being fixed with screw on traction slide, servomotor is in transmission connection with ball-screw one end；Traction slide is positioned on front side of the big plate of main frame and is provided with sealing base plate and outer sealing base plate, being separately installed with inside and outside sealing template on the opposite face of interior sealing base plate and outer sealing base plate, covering shuttering is sealed outward cylinder and is horizontally arranged on outer sealing base plate by least two；Described interior sealing base plate is connected with the inner bottom plating being arranged on inside traction slide by the horizontal guide pillar being slidably mounted on traction slide, seals cylinder on traction slide in two.Advantage is: operating steadily reliable, sealing quality is good, and production efficiency is high, controls precisely.
Description
Technical field
The invention belongs to a kind of package packing machine, particularly to a kind of multiple row back of the body envelope machine horizontal sealing stepping traction apparatus.
Background technology
At present, existing horizontal sealing stepping traction apparatus includes two pieces of supporting plates, is provided with two and puts down on two pieces of supporting plates
The horizontal sealing longitudinal sealing mould roller of row, installs sealing cylinder wherein, drives wherein one by sealing cylinder outside one piece of supporting plate
Horizontal sealing longitudinal sealing mould roller moves in parallel, it is achieved seal the compression of four banding bar bags.This horizontal sealing stepping traction apparatus can only be fitted
For four edge sealing packing machines, it is not suitable for carrying on the back the horizontal sealing stepping of envelope machine.Along with the fast development of packaging industry, back of the body envelope machine is increasingly
Be acceptable to the market accreditation, therefore research and develop a kind of be applicable to multiple row the back of the body envelope machine horizontal sealing stepping traction apparatus extremely urgent.
Summary of the invention
The technical problem to be solved is to provide one and operates steadily reliably, and sealing quality is good, and production efficiency is high,
Control multiple row back of the body envelope machine horizontal sealing stepping traction apparatus accurately.
For solving the problems referred to above, the present invention adopts the following technical scheme that
A kind of multiple row back of the body envelope machine horizontal sealing stepping traction apparatus, including the upper fixed cross beam being arranged in parallel up and down and lower fixing horizontal stroke
Beam, upper fixed cross beam and lower fixed cross beam are separately fixed on the big plate of main frame of multiple row back of the body envelope machine, at upper fixed cross beam and lower solid
Determine be symmetrically fixed with guide pillar between crossbeam and on guide pillar, be provided with the traction slide that can up and down reciprocatingly slide, on upper fixed cross beam
Being provided with servomotor, between upper fixed cross beam and lower fixed cross beam, middle part is vertically installed with and runs through traction slide rotatable
Ball-screw, is fixed with the screw coordinated with ball-screw, described servo motor output shaft and ball-screw on traction slide
One end is in transmission connection, and is used for driving ball-screw to rotate and drives the vertically reciprocating slip of traction slide；Traction slide is positioned at
It is provided with interior sealing base plate and outer sealing base plate, on front side of the big plate of main frame on the opposite face of interior sealing base plate and outer sealing base plate respectively
Being provided with inside and outside sealing template, described covering shuttering is sealed outward cylinder and is horizontally arranged at outer sealing base plate by least two
On, for realizing the horizontal reciprocating movement of covering shuttering；Described interior sealing base plate is by being slidably mounted on traction slide
Horizontal guide pillar is connected with the inner bottom plating being arranged on inside traction slide, is used for driving interior envelope at least provided with two on traction slide
Shuttering and covering shuttering realize the interior sealing cylinder of horizontal reciprocating move toward one another.
As further preferably, the big plate of described main frame is positioned at traction slide down either side and has been respectively articulated with Balance Air
Cylinder, the piston rod upper end of balance cylinder is hinged with the support arm shaft being arranged on traction slide both sides respectively, is used for improving traction slide
Reciprocating stability of equilibrium.
As further preferably, between described traction slide and lower fixed cross beam, it is provided with one group of parallel four-bar linkage, uses
In improving the reciprocating stability of equilibrium of traction slide.
As further preferably, described guide pillar is four and extends through traction slide, corresponding guide pillar on traction slide
Place is respectively equipped with linear bearing.
As further preferably, described outer sealing base plate one end is hinged on traction slide one end, leans on outside on sealing base plate
Its other end nearly is provided with locking device, is provided with the lock shaft corresponding with locking device on traction slide, and lock shaft outer end snaps in
In locking device, outside realizing, seal the location between base plate and interior sealing base plate.
As further preferably, fixed crossbeam is by a upper intermediate beam and to be located at the upper solid of upper intermediate beam two ends
Reservation is formed by connecting, and fixed seat front end is passed by the big plate of main frame respectively, for installing the shaping mechanism of multiple row back of the body envelope machine.
As further preferably, described lower fixed cross beam is by a lower intermediate beam and to be located at the lower solid of lower intermediate beam two ends
Reservation is formed by connecting, and described lower fixed seat front end is separately fixed on the big plate of main frame.
As further preferably, traction slide is separately installed with at corresponding horizontal guide pillar linear bearing, described level
Guide pillar is slidably mounted on traction slide by linear bearing.
As further preferably, it is respectively equipped with photoelectric detection switch in same one end of upper fixed cross beam and lower fixed cross beam,
On traction slide, corresponding photoelectric detection switch is provided with detection bar, and when traction slide runs supreme, lower dead center, detection bar is respectively
Run at the photoelectric detection switch on upper and lower fixed cross beam, traction slide can be realized by photoelectric detection switch and move back and forth
Spacing.
As further preferably, described traction slide is by being arranged symmetrically with and being slidably mounted on two on the guide pillar of both sides respectively
Individual slip support arm and the traction crossbeam being bolted between two slip support arms are constituted, and described screw is fixed by flange
Middle part at traction crossbeam.
As further preferably, between described covering shuttering and outer sealing base plate, it is symmetrically installed with two groups of guiding groups
Part, to ensure the running stability of covering shuttering.
The invention has the beneficial effects as follows:
1, owing to being symmetrically fixed with guide pillar between upper fixed cross beam and lower fixed cross beam and be provided with on guide pillar can be upper and lower
The traction slide reciprocatingly slided, between upper fixed cross beam and lower fixed cross beam, middle part is vertically installed with and runs through traction slide can
The ball-screw rotated, is rotated by the driven by servomotor ball-screw being located on upper fixed cross beam and drives traction slide past
Multiple slip, therefore traction slide operates steadily reliably, and Serve Motor Control is accurate, it can be ensured that horizontal sealing quality and stepping rate.
2, it is horizontally arranged on outer sealing base plate owing to described covering shuttering seals outward cylinder by least two, is leading
Draw on slide at least provided with two for the interior envelope driving interior sealing base plate and covering shuttering to realize horizontal reciprocating move toward one another
Closing cylinder, control inside and outside sealing template move toward one another by inside and outside sealing cylinder synchronization action, sealing quality is good, production efficiency
High.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the rearview of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the A-A sectional view of Fig. 1.
In figure: lower fixed cross beam 1, linear bearing 2, traction slide 3, guide pillar 4, upper fixed cross beam 5, servomotor 6, synchronize
Band 7, ball-screw 8, upper intermediate beam 9, photoelectric detection switch 10, detection bar 11, lock shaft 12, support arm shaft 13, balance cylinder 14,
Lower intermediate beam 15, bearing block 16, screw 17, upper connecting rod 18, pull bar 19, jointed shaft 20, lower link 21, lower fixed seat 22, slides
Support arm 23, upper fixed seat 24, connection seat 25, covering shuttering 26, sealing mould 27, interior sealing template 28, the big plate of main frame 29, interior
Sealing base plate 30, traction crossbeam 31, horizontal guide pillar 32, inner bottom plating 33, linear bearing 34, interior sealing cylinder 35, locking device 36,
Guidance set 37, outer sealing cylinder 38, outer sealing base plate 39.
Detailed description of the invention
As Figure 1-Figure 4, a kind of multiple row back of the body envelope machine horizontal sealing stepping traction apparatus that the present invention relates to, including the most parallel
The upper fixed cross beam 5 arranged and lower fixed cross beam 1, upper fixed cross beam 5 and lower fixed cross beam 1 are separately fixed at multiple row back of the body envelope machine
On the big plate of main frame 29.Fixed crossbeam 5 is by a upper intermediate beam 9 and the upper fixed seat 24 being located at upper intermediate beam 9 two ends
Being formed by connecting, fixed seat 24 front end is passed by the big plate of main frame 29 respectively and passes through to connect seat 25 and is fixed on the big plate of main frame 29
On, for installing the shaping mechanism of multiple row back of the body envelope machine.Described upper intermediate beam 9 is to be passed through polylith by two pieces of strip plates being arranged in parallel
Connecting plate uses bolt to be formed by connecting.Described lower fixed cross beam 1 is by a lower intermediate beam 15 and to be located at lower intermediate beam 15 two ends
Lower fixed seat 22 be formed by connecting, described lower fixed seat 22 front end is bolted on the big plate of main frame 29 respectively.Upper solid
Determining there is servomotor 6 by bolt vertical lifting on one of connecting plate of crossbeam 5, servomotor 6 outfan is by upper centre
Beam 9 passes.
Between upper fixed cross beam 5 and lower fixed cross beam 1, it is symmetrically fixed with vertical guide pillar 4 and be provided with on guide pillar 4 can
The traction slide 3 up and down reciprocatingly slided, described guide pillar 4 is four and extends through traction slide 3, corresponding on traction slide 3
The linear bearing 2 being enclosed within guide pillar it is separately installed with at guide pillar 4.Positive middle part between upper fixed cross beam 5 and lower fixed cross beam 1
Being vertically installed with and run through traction slide 3 rotatable ball-screw 8, ball-screw 8 two ends are respectively by bearing and bearing block
16 are arranged on fixed cross beam 5 and lower fixed cross beam 1, be bolted and coordinate with ball-screw on traction slide 3
Screw 17, described servomotor 6 output shaft and ball-screw upper end are in transmission connection by Timing Belt 7, are used for driving ball wire
Thick stick rotates and drives the vertically reciprocating slip of traction slide 3.
Described traction slide 3 is by two slip support arm 23 Hes being arranged symmetrically with and be slidably mounted on respectively on the guide pillar of both sides
The traction crossbeam 31 being bolted between two slip support arms 23 is constituted, and described screw 17 is fixed on traction by flange
The middle part of crossbeam 31, described linear bearing 2 is separately mounted on the slip support arm 23 of traction slide.Described slip support arm 23 front end
Passed by the strip hole on the big plate of respective hosts 29 respectively.
Traction slide is positioned on front side of the big plate of main frame 29 and is provided with sealing base plate 30 and outer sealing base plate 39, sliding in traction
The four piece horizontal guide pillars 32 that extend vertically through main frame big plate 29 are mounted side by side on the traction crossbeam 31 of seat, and described horizontal guide pillar 32 leads to
Cross linear bearing 34 to be slidably mounted on traction crossbeam 31.Described interior sealing base plate 30 passes through four described horizontal guide pillars 32 and sets
Put the fixing connection of inner bottom plating 33 inside traction slide.Described outer sealing base plate 39 one end is hinged on a cunning of traction slide
Dynamic support arm 23 front end, is provided with locking device 36 near its other end on sealing base plate 39 outside, in another cunning of traction slide
Dynamic support arm 23 front end is provided with the lock shaft 12 corresponding with locking device 36, and lock shaft 12 outer end snaps onto in locking device, is used for
Realize the locking positioning between outer sealing base plate 39 and interior sealing base plate 30.
The opposite face of interior sealing base plate 30 and outer sealing base plate 39 is separately installed with interior sealing template 28 and outer sealing
Template 26, is arranged with sealing mould 27, described covering matched moulds on the opposite face of interior sealing template 28 and covering shuttering 26
Plate 26 is sealed outward cylinder 38 and is horizontally arranged on outer sealing base plate 39 by least two, for realizing the water of covering shuttering 26
Flat reciprocating motion；Between described covering shuttering 26 and outer sealing base plate 39, it is symmetrically installed with two groups be made up of guide pillars and bushes
Guidance set 37, to ensure the running stability of covering shuttering 26.
Seal in and being at least symmetrically connected with two between inner bottom plating 33 inside the traction crossbeam 31 of described traction slide
Cylinder 35, the present embodiment, as a example by two, is used for driving interior sealing template 28 to realize horizontal reciprocating in opposite directions with covering shuttering 26
Motion.
The big plate of described main frame 29 is positioned at traction slide down either side and has been respectively articulated with balance cylinder 14, balance cylinder 14
Piston rod upper end hinged with the support arm shaft 13 being arranged on traction slide both sides respectively, be used for improving traction slide reciprocating
Stability of equilibrium.
It is provided with one group between two slip support arms and two lower fixed seats 22 of lower fixed cross beam 1 of described traction slide
Parallel four-bar linkage, is used for improving the reciprocating stability of equilibrium of traction slide.This parallel four-bar linkage includes respectively
It is hinged on slip support arm two upper connecting rods being parallel to each other 18 and two be respectively hinged on lower fixed seat 22 are the most flat
The lower link 21 of row, the upper connecting rod 18 being positioned at the same side is hinged with lower link 21 by jointed shaft 20 and is positioned at the hinge of both sides
Spindle is connected with each other by pull bar 19.
It is respectively equipped with photoelectric detection switch 10, on traction slide in same one end of upper fixed cross beam and lower fixed cross beam 1
Corresponding photoelectric detection switch 10 is provided with detection bar 11, and when traction slide runs supreme, lower dead center, detection bar 11 is separately operable
At photoelectric detection switch 10 on upper and lower fixed cross beam, it is used for realizing traction slide reciprocating spacing.
During work, drive the forward and reverse rotation of ball-screw by servomotor 6, make traction slide the most past along four guide pillars
Complex line slides.When traction slide slides into top dead centre, the detection bar 11 on traction slide runs on fixed cross beam
At photoelectric detection switch 10, photoelectric detection switch signal is passed to the PLC of multiple row back of the body envelope machine, and then control
Servomotor processed stops operating.Then outer sealing cylinder 38 and the action simultaneously of interior sealing cylinder 35, promote inside and outside sealing template and
Sealing mould 27 after heating move toward one another simultaneously, carries on the back multiple row the clamping of strip of paper used for sealing band and realizes sealing；Servomotor is anti-simultaneously
To startup, traction slide is driven to move downward, it is achieved traction stepping.By balance cylinder 14 and the auxiliary of parallel four-bar linkage
Action, it is possible to increase stability of equilibrium when traction slide moves back and forth.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed
Using, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (10)
1. the envelope machine horizontal sealing stepping traction apparatus of the multiple row back of the body, is characterized in that: it includes the upper fixed cross beam being arranged in parallel up and down
With on the big plate of main frame that lower fixed cross beam, upper fixed cross beam and lower fixed cross beam are separately fixed at multiple row back of the body envelope machine, fix upper
It is symmetrically fixed with guide pillar between crossbeam and lower fixed cross beam and on guide pillar, is provided with the traction slide that can up and down reciprocatingly slide, upper
Fixed cross beam is provided with servomotor, and between upper fixed cross beam and lower fixed cross beam, middle part is vertically installed with and runs through traction slide
And rotatable ball-screw, traction slide is fixed with the screw coordinated with ball-screw, described servo motor output shaft
It is in transmission connection with ball-screw one end, is used for driving ball-screw to rotate and drives the vertically reciprocating slip of traction slide；In traction
It is positioned on slide on front side of the big plate of main frame and is provided with sealing base plate and outer sealing base plate, in interior sealing base plate and the phase of outer sealing base plate
Being separately installed with inside and outside sealing template on opposite, described covering shuttering is sealed outward cylinder and is horizontally arranged at by least two
On outer sealing base plate, for realizing the horizontal reciprocating movement of covering shuttering；Described interior sealing base plate leads by being slidably mounted on
The horizontal guide pillar drawn on slide is connected with the inner bottom plating being arranged on inside traction slide, at least provided with two use on traction slide
In driving, sealing template and covering shuttering realize the interior sealing cylinder of horizontal reciprocating move toward one another.
Multiple row the most according to claim 1 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: on the big plate of described main frame
Being positioned at traction slide down either side and be respectively articulated with balance cylinder, the piston rod upper end of balance cylinder is slided with being arranged on to draw respectively
The support arm shaft of seat both sides is hinged, is used for improving the reciprocating stability of equilibrium of traction slide.
Multiple row the most according to claim 1 and 2 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: described traction slide
And it is provided with one group of parallel four-bar linkage between lower fixed cross beam, is used for improving the reciprocating stability of equilibrium of traction slide.
Multiple row the most according to claim 3 the back of the body envelope machine horizontal sealing stepping traction apparatus, it is characterized in that: described guide pillar be four and
Extend through traction slide, traction slide is respectively equipped with linear bearing at corresponding guide pillar.
Multiple row the most according to claim 1 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: described outer sealing base plate one
End is hinged on traction slide one end, is provided with locking device near its other end outside, is provided with on traction slide on sealing base plate
The lock shaft corresponding with locking device, lock shaft outer end snaps onto in locking device, seals base plate and interior sealing outside being used for realizing
Location between base plate.
Multiple row the most according to claim 1 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: fixed crossbeam is
Being formed by connecting with the upper fixed seat being located at upper intermediate beam two ends by a upper intermediate beam, fixed seat front end is respectively by main frame
Big plate passes, for installing the shaping mechanism of multiple row back of the body envelope machine.
7. carry on the back envelope machine horizontal sealing stepping traction apparatus according to the multiple row described in claim 1 or 6, it is characterized in that: described lower fixing horizontal stroke
Beam is to be formed by connecting by a lower intermediate beam and the lower fixed seat being located at lower intermediate beam two ends, and described lower fixed seat front end is solid respectively
It is scheduled on the big plate of main frame.
Multiple row the most according to claim 1 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: corresponding on traction slide
Being separately installed with linear bearing at horizontal guide pillar, described horizontal guide pillar is slidably mounted on traction slide by linear bearing.
Multiple row the most according to claim 7 the back of the body envelope machine horizontal sealing stepping traction apparatus, it is characterized in that: upper fixed cross beam and under
Same one end of fixed cross beam is respectively equipped with photoelectric detection switch, and on traction slide, corresponding photoelectric detection switch is provided with detection bar,
When traction slide runs supreme, lower dead center, detection bar is separately operable at the photoelectric detection switch on upper and lower fixed cross beam,
Traction slide can be realized reciprocating spacing by photoelectric detection switch.
Multiple row the most according to claim 8 back of the body envelope machine horizontal sealing stepping traction apparatus, is characterized in that: described traction slide is
Propped up with being bolted to slide at two by two the slip support arms being arranged symmetrically with and be slidably mounted on respectively on the guide pillar of both sides
Traction crossbeam between arm is constituted, and described screw is fixed on the middle part of traction crossbeam by flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786200.3A CN106240943B (en) | 2016-08-31 | 2016-08-31 | Multiple row carries on the back envelope machine horizontal sealing stepping draft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786200.3A CN106240943B (en) | 2016-08-31 | 2016-08-31 | Multiple row carries on the back envelope machine horizontal sealing stepping draft gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106240943A true CN106240943A (en) | 2016-12-21 |
| CN106240943B CN106240943B (en) | 2018-07-10 |
Family
ID=58080553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610786200.3A Active CN106240943B (en) | 2016-08-31 | 2016-08-31 | Multiple row carries on the back envelope machine horizontal sealing stepping draft gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106240943B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086321A (en) * | 2021-05-14 | 2021-07-09 | 辽宁春光制药装备股份有限公司 | Transverse sealing and slitting device of multi-column back sealing packaging machine |
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| EP1234772A1 (en) * | 2001-02-23 | 2002-08-28 | Tetra Laval Holdings & Finance SA | Packaging machine and method for producing sealed packages of pourable food products |
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| CN102133943A (en) * | 2010-10-22 | 2011-07-27 | 苏州市盛百威包装设备有限公司 | Sealing and cutting device for packing machine |
| CN102133946A (en) * | 2010-10-22 | 2011-07-27 | 苏州市盛百威包装设备有限公司 | Horizontal sealing device for packaging machine |
| CN203172906U (en) * | 2013-01-16 | 2013-09-04 | 广州市普菱机械设备有限公司 | Multi-column back seal small bag packaging machine |
| CN104528055A (en) * | 2014-12-23 | 2015-04-22 | 天津工业大学 | Novel high-speed longitudinal-transverse-seal drive heating device of continuous packaging machine and control method thereof |
| CN205972049U (en) * | 2016-08-31 | 2017-02-22 | 辽宁春光制药装备股份有限公司 | Multiseriate back of body seals machine and violently seals step -by -step draw gear |
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2016
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1234772A1 (en) * | 2001-02-23 | 2002-08-28 | Tetra Laval Holdings & Finance SA | Packaging machine and method for producing sealed packages of pourable food products |
| CN201864082U (en) * | 2010-10-22 | 2011-06-15 | 苏州市盛百威包装设备有限公司 | Vertical sealing device for packaging machine |
| CN102133943A (en) * | 2010-10-22 | 2011-07-27 | 苏州市盛百威包装设备有限公司 | Sealing and cutting device for packing machine |
| CN102133946A (en) * | 2010-10-22 | 2011-07-27 | 苏州市盛百威包装设备有限公司 | Horizontal sealing device for packaging machine |
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| CN104528055A (en) * | 2014-12-23 | 2015-04-22 | 天津工业大学 | Novel high-speed longitudinal-transverse-seal drive heating device of continuous packaging machine and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086321A (en) * | 2021-05-14 | 2021-07-09 | 辽宁春光制药装备股份有限公司 | Transverse sealing and slitting device of multi-column back sealing packaging machine |
| CN113086321B (en) * | 2021-05-14 | 2022-06-07 | 辽宁春光制药装备股份有限公司 | Transverse sealing and slitting device of multi-column back sealing packaging machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106240943B (en) | 2018-07-10 |
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