CN104354334B - Duckbilled bag bottom opening mechanism and packaging bag production line - Google Patents
Duckbilled bag bottom opening mechanism and packaging bag production line Download PDFInfo
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- CN104354334B CN104354334B CN201410573449.7A CN201410573449A CN104354334B CN 104354334 B CN104354334 B CN 104354334B CN 201410573449 A CN201410573449 A CN 201410573449A CN 104354334 B CN104354334 B CN 104354334B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000004806 packaging method and process Methods 0.000 title abstract description 5
- 238000012856 packing Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000008450 motivation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention provides a duckbilled bag bottom opening mechanism and a packaging bag production line. The duckbilled bag bottom opening mechanism comprises a support, an opening component and a driving mechanism, wherein the opening component comprises a first cam disc, a rotating shaft and a bracing plate component; the bracing plate component comprises a first mounting base, a second mounting base, a first swing arm, a connecting arm, a first connecting rod, a second swing arm and two bracing plates; a first connecting shaft is arranged on the first mounting base, and a second connecting shaft and a third connecting shaft are arranged on the second mounting base; the first swing arm and the connecting arm are fixed on the first connecting shaft, the first swing arm is abutted against the edge of the first cam disc, and the connecting arm is hinged to the first connecting rod; the first connecting rod is provided with a guide pillar; the second swing arm is fixed on the second connecting shaft, and an arc-shaped groove is formed in the second swing arm; the guide pillar is connected into the arc-shaped groove in a sliding manner; sector gears are connected to the bracing plates, and the two sector gears are engaged together; one sector gear is fixed on the second connecting shaft, and the other sector gear is fixed on the third connecting shaft.
Description
Technical field
The present invention relates to plant equipment, more particularly, to a kind of duck-beak type bag bottom bracing opening mechanism and packing bag production line.
Background technology
At present, packaging bag（For example：Bag of cement or bag with fertilizer etc.）It is widely used in packaging and the transport of material.In bag
In bagging production line production process, the cloth of packaging bag is integrally wound in yardage roll for double-decker, after yardage roll is led out, by cloth
Cloth is cut into will be transported to after being sized and carries out a bag bottom opening process, Ran Houzai at bag bottom opening mechanism by cutter sweep
By fagging, opening is strutted.The generally horizontal air cylinder driven fagging of bag bottom bracing opening mechanism of the prior art first moves forward and backward, and makes
After fagging is inserted into opening, then moved up and down by vertical cylinder driving fagging opening strutted.However, in actually used mistake
Cheng Zhong, fagging completes to strut operation by the way of moving up and down, and the process that entirely struts is time-consuming longer, leads to bag in prior art
The operating efficiency of bottom bracing opening mechanism is relatively low.
Content of the invention
The present invention provides a kind of duck-beak type bag bottom bracing opening mechanism and packing bag production line, in order to solve bag bottom in prior art
The relatively low defect of the operating efficiency of spreading mechanism, realizes improving the operating efficiency of duck-beak type bag bottom bracing opening mechanism.
The present invention provides a kind of duck-beak type bag bottom bracing opening mechanism, including support, strutting assembly and drive mechanism；Described strut
Assembly includes the first cam disc, rotating shaft, bracing plate assembly, and described first cam disc is fixing on the bracket, and described rotating shaft can turn
Dynamic connection on the bracket, described bracing plate assembly include the first mounting seat, the second mounting seat, the first swing arm, linking arm,
One connecting rod, the second swing arm and two faggings, described first mounting seat and described second mounting seat are fixed in described rotating shaft, described
Rotatable first connecting shaft is provided with the first mounting seat, described second mounting seat is provided with rotatable second connecting shaft
With the 3rd connecting shaft, described first swing arm and described linking arm be fixed in described first connecting shaft, described first swing arm from
It is resisted against the edge of described first cam disc by end, be provided with first between described first swing arm and described first mounting seat and draw
Spring, described linking arm is hinged with the one end of described first connecting rod, and the other end of described first connecting rod is provided with guide pillar, described
Second swing arm is fixed in described second connecting shaft, and described second swing arm offers arcuate groove, and described guide pillar is slidably connected at institute
State in arcuate groove, between described first connecting rod and described second mounting seat, be provided with the second extension spring, two described fagging phases up and down
To setting, described fagging is connected with sector gear, two described sector gears mesh together, sector gear wherein described in
It is fixed in described second connecting shaft, another described sector gear is fixed in described 3rd connecting shaft；Described drive mechanism is driven
Move described rotating shaft with respect to described holder pivots.
Further, described strutting assembly includes two symmetrically arranged described bracing plate assemblies.
Further, the free end of described first swing arm is provided with rotatable first pulley, and described first pulley is supported
Lean against the edge of described first cam disc.
Further, the outward flange of described fagging is arcuate structure, is provided between described fagging and described sector gear
Connecting rod.
Further, described drive mechanism includes power input shaft, the second cam disc and differential assembly, described power input
Axle is rotatably coupled on described support, and described second cam disc offers through hole, and described power input shaft can be inserted in described
In through hole, described second cam disc is fixing on the bracket, described differential assembly include main rotating arm, the 3rd swing arm, second
Connecting rod and differential rotating arm, the one end of described main rotating arm is fixed on described power input shaft, described main rotating arm another
One end is hinged with the one end of described 3rd swing arm, and the one end of described differential rotating arm is rotatably coupled to described power
On input shaft, between described differential rotating arm and described 3rd swing arm, it is hinged with described second connecting rod；Set in described 3rd swing arm
It is equipped with rotatable second pulley, described second pulley is resisted against the edge of described second cam disc, described 3rd swing arm and institute
State and be provided with the 3rd extension spring between the end of second connecting rod connection and described main rotating arm, described rotating shaft is fixed on described differential rotation
It is coaxially disposed on pivoted arm and with described power input shaft.
Further, the end that described main rotating arm is connected with described power input shaft is provided with installing rack, and the described 3rd
Extension spring is connected with described installing rack.
Further, described second cam disc is additionally provided with bar hole, in described bar hole, is inserted with bolt, described second
Cam disc passes through described being bolted on described support.
Further, described power input shaft is connected with power input gear.
Further, the one end of described rotating shaft is fixed with connecting seat, and described connecting seat is fixed on described differential rotating arm
On, described first cam disc offers location hole, the other end of described rotating shaft is inserted in described location hole.
The present invention also provides a kind of packing bag production line, including above-mentioned duck-beak type bag bottom bracing opening mechanism.
Duck-beak type bag bottom bracing opening mechanism and packing bag production line that the present invention provides, are turned by drive mechanism drive shaft
Dynamic, during axis of rotation, one side fagging is followed rotating shaft and is rotated, on the other hand in the first cam disc and bracing plate assembly
First swing arm cooperation, so that two faggings open simultaneously during the first swing arm moves to the salient point of the first cam disc, and
Away from during salient point so that two faggings are closed at, to complete the action of duck-beak type folding, due to fagging using rotation by the way of
Motion, shortens the time required for the process of strutting, can effectively raise the operating efficiency of duck-beak type bag bottom bracing opening mechanism.
Meanwhile, fagging completes distracting action it is only necessary to drive shaft rotates in rotary course, and need not be complete using two sets of driving structures
Become feeding and distracting action, effectively reduce the manufacturing cost of duck-beak type bag bottom bracing opening mechanism and control difficulty.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of duck-beak type bag bottom bracing opening mechanism embodiment of the present invention；
Fig. 2 is the schematic perspective view of strutting assembly in duck-beak type bag bottom bracing opening mechanism embodiment of the present invention；
Fig. 3 is the axonometric chart of drive mechanism in duck-beak type bag bottom bracing opening mechanism embodiment of the present invention；
Fig. 4 is the top view of drive mechanism in duck-beak type bag bottom bracing opening mechanism embodiment of the present invention；
Fig. 5 is the upward view of drive mechanism in duck-beak type bag bottom bracing opening mechanism embodiment of the present invention.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
As Figure 1-Figure 5, the present embodiment duck-beak type bag bottom bracing opening mechanism, including support 100, strutting assembly 200 and drive
Motivation structure 300；Strutting assembly 200 includes the first cam disc 21, rotating shaft 22, bracing plate assembly 23, and the first cam disc 21 is fixed on and props up
On frame 100, rotating shaft 22 is rotatably coupled on support 100, and bracing plate assembly 23 includes the first mounting seat 231, the second mounting seat
232nd, the first swing arm 233, linking arm 234, first connecting rod 235, the second swing arm 236 and two faggings 237, the first mounting seat 231
It is fixed in rotating shaft 22 with the second mounting seat 232, the first mounting seat 231 is provided with rotatable first connecting shaft（Do not scheme
Show）, the second mounting seat 232 is provided with rotatable second connecting shaft（Not shown）With the 3rd connecting shaft（Not shown）, first
Swing arm 233 and linking arm 234 are fixed in the first connecting shaft, and the free end of the first swing arm 233 is resisted against the first cam disc 21
Edge, be provided with the first extension spring 238 between the first swing arm 233 and the first mounting seat 231, linking arm 234 and first connecting rod 235
One end hinged, the other end of first connecting rod 235 is provided with guide pillar 2351, and the second swing arm 236 is fixed on the second connecting shaft
On, the second swing arm 236 offers arcuate groove 2361, and guide pillar 2351 is slidably connected in arcuate groove 2361, first connecting rod 235 and
It is provided with the second extension spring 239, two faggings are oppositely arranged about 237, and fagging 237 is connected with sector between two mounting seats 232
Gear 2371, two sector gears 2371 mesh together, and wherein one sector gear 2371 is fixed in the second connecting shaft, another
Sector gear 2371 is fixed in the 3rd connecting shaft；Drive mechanism 300 drive shaft 22 rotates with respect to support 100.
Specifically, the present embodiment duck-beak type bag bottom bracing opening mechanism pass through drive mechanism 300 drive shaft 22 with respect to
Frame 100 rotates, and in rotating shaft 22 rotation process, fagging 237 will be followed rotating shaft 22 and together be rotated, meanwhile, the first swing arm
233 free end enters line slip at the edge of the first cam disc 21, when the first swing arm 233 is slided by the concave point of the first cam disc 21
Move to salient point, the first swing arm 233, linking arm 234, first connecting rod 235 and the second swing arm 236 relevant action will drive two
Individual fagging 237 is opened, and conversely, two faggings 237 will close, thus realizing the opening and closing of duck-beak type；And in two faggings 237 dozens
In open procedure, rotating shaft 22 drives fagging 237 to be inserted in the opening of cloth thus completing to strut operation.Wherein, strutting assembly 2 is wrapped
Include two symmetrically arranged bracing plate assemblies 23, two bracing plate assemblies 23 are symmetrically distributed in the both sides of rotating shaft 22.And in order to reduce
One swing arm 233 and the frictional force of the first cam disc 21, the free end of the first swing arm 233 is provided with rotatable first pulley
2331, first pulley 2331 is resisted against the edge of the first cam disc 21.In addition, pass in and out the opening of cloth for the ease of fagging 237,
The outward flange of fagging 237 is arcuate structure, is provided with connecting rod 2372 between fagging 237 and sector gear 2371.Specifically, outward
Edge can be easy to fagging 237 for arcuate structure and be inserted in the opening of cloth, and connecting rod 2372 can further increase
The distraction angle of fagging 237.
Further, the drive mechanism 300 in the present embodiment can be rotated it is preferred that driving using motor-driven rotatable shaft 22
Motivation structure 300 includes power input shaft 31, the second cam disc 32 and differential assembly 33, and power input shaft 31 is rotatably coupled to
On support 100, the second cam disc 32 offers through hole（Not shown）, power input shaft 31 can be inserted in through-holes, the second cam disc
32 are fixed on support 100, and differential assembly 33 includes main rotating arm 331, the 3rd swing arm 332, second connecting rod 333 and differential speed rotation
Arm 334, the one end of main rotating arm 331 is fixed on power input shaft 31, the other end of main rotating arm 331 and the 3rd swing arm
332 one end is hinged, and the one end of differential rotating arm 334 is rotatably coupled on power input shaft 31, differential rotating arm
334 and the 3rd are hinged with second connecting rod 333 between swing arm 332；It is provided with rotatable second pulley in 3rd swing arm 332
3321, second pulley 3321 is resisted against the edge of the second cam disc 32, the end that the 3rd swing arm 332 is connected with second connecting rod 333
It is provided with the 3rd extension spring 335 and main rotating arm 331 between, rotating shaft 22 is fixed in differential rotating arm 334 and and power input shaft
31 are coaxially disposed.Specifically, external impetus are introduced by power input shaft 31, and power input shaft 31 will drive differential assembly 33 phase
Second cam disc 32 is rotated, and in rotation process, the second pulley 3321 in the 3rd swing arm 332 and the second cam disc 32
Cooperation, will realize forming speed difference between differential rotating arm 334 and main rotating arm 331, so that can be quick in fagging 237
The opening entering into cloth, and the speed outside opening is slower, to realize quickly finishing the process that struts of cloth opening,
To avoid fagging 237 to hinder the normal conveying of cloth, can further improve the transporting velocity of cloth, to improve processing effect again
Rate.Wherein, by the rational position designing the second cam disc 32, rotary speed when fagging 237 can be controlled to be strutted,
And bar hole 321 is additionally provided with the second cam disc 32, it is inserted with bolt in bar hole 321（Not shown）, the second cam disc 32 leads to
Cross and be bolted on support 100, when the rotating speed needing to adjust fagging 237, the second cam disc 32 can be adjusted with loose bolts
Position, with reach adjust fagging 237 enter opening in rotating speed.In addition, what main rotating arm 331 was connected with power input shaft 31
End is provided with installing rack 3311, and the 3rd extension spring 335 is connected with installing rack 3311.Installing rack 3311 can increase the 3rd extension spring
335 tensile elongation, to improve the reset pulling force that the 3rd extension spring 335 applies to the 3rd swing arm 332.Connect on power input shaft 31
Dynamic input gear 311, power input gear 311 is connected with external power supply.Preferably, the one end of rotating shaft 22 is fixed with
Connecting seat 221, connecting seat 221 is fixed in differential rotating arm 334, and the first cam disc 21 offers location hole（Not shown）,
The other end of rotating shaft 22 is inserted in location hole, to be supported by location hole countershaft 22.
The present invention also provides a kind of packing bag production line, including above-mentioned duck-beak type bag bottom bracing opening mechanism.
Duck-beak type bag bottom bracing opening mechanism and packing bag production line that the present invention provides, are turned by drive mechanism drive shaft
Dynamic, during axis of rotation, one side fagging is followed rotating shaft and is rotated, on the other hand in the first cam disc and bracing plate assembly
First swing arm cooperation, so that two faggings open simultaneously during the first swing arm moves to the salient point of the first cam disc, and
Away from during salient point so that two faggings are closed at, to complete the action of duck-beak type folding, due to fagging using rotation by the way of
Motion, shortens the time required for the process of strutting, can effectively raise the operating efficiency of duck-beak type bag bottom bracing opening mechanism.
Meanwhile, fagging completes distracting action it is only necessary to drive shaft rotates in rotary course, and need not be complete using two sets of driving structures
Become feeding and distracting action, effectively reduce the manufacturing cost of duck-beak type bag bottom bracing opening mechanism and control difficulty.
Finally it should be noted that：Above example only in order to technical scheme to be described, is not intended to limit；Although
With reference to the foregoing embodiments the present invention is described in detail, it will be understood by those within the art that：It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to wherein some technical characteristics；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of duck-beak type bag bottom bracing opening mechanism is it is characterised in that include support, strutting assembly and drive mechanism；Described strut
Assembly includes the first cam disc, rotating shaft, bracing plate assembly, and described first cam disc is fixing on the bracket, and described rotating shaft can turn
Dynamic connection on the bracket, described bracing plate assembly include the first mounting seat, the second mounting seat, the first swing arm, linking arm,
One connecting rod, the second swing arm and two faggings, described first mounting seat and described second mounting seat are fixed in described rotating shaft, described
Rotatable first connecting shaft is provided with the first mounting seat, described second mounting seat is provided with rotatable second connecting shaft
With the 3rd connecting shaft, described first swing arm and described linking arm be fixed in described first connecting shaft, described first swing arm from
It is resisted against the edge of described first cam disc by end, be provided with first between described first swing arm and described first mounting seat and draw
Spring, described linking arm is hinged with the one end of described first connecting rod, and the other end of described first connecting rod is provided with guide pillar, described
Second swing arm is fixed in described second connecting shaft, and described second swing arm offers arcuate groove, and described guide pillar is slidably connected at institute
State in arcuate groove, between described first connecting rod and described second mounting seat, be provided with the second extension spring, two described fagging phases up and down
To setting, described fagging is connected with sector gear, two described sector gears mesh together, sector gear wherein described in
It is fixed in described second connecting shaft, another described sector gear is fixed in described 3rd connecting shaft；Described drive mechanism is driven
Move described rotating shaft with respect to described holder pivots.
2. duck-beak type bag bottom bracing opening mechanism according to claim 1 it is characterised in that described strutting assembly include two right
Claim the described bracing plate assembly of setting.
3. duck-beak type bag bottom bracing opening mechanism according to claim 1 is it is characterised in that the free end of described first swing arm
It is provided with rotatable first pulley, described first pulley is resisted against the edge of described first cam disc.
4. duck-beak type bag bottom bracing opening mechanism according to claim 1 is it is characterised in that the outward flange of described fagging is arc
Structure, is provided with connecting rod between described fagging and described sector gear.
5. according to the arbitrary described duck-beak type bag bottom bracing opening mechanism of claim 1-4 it is characterised in that described drive mechanism includes
Power input shaft, the second cam disc and differential assembly, described power input shaft is rotatably coupled on described support, and described
Two cam discs offer through hole, and described power input shaft can be inserted in described through hole, and described second cam disc is fixed on described
On frame, described differential assembly includes main rotating arm, the 3rd swing arm, second connecting rod and differential rotating arm, and the one of described main rotating arm
End is fixed on described power input shaft, and the other end of described main rotating arm is hinged with the one end of described 3rd swing arm,
The one end of described differential rotating arm is rotatably coupled on described power input shaft, described differential rotating arm and the described 3rd
It is hinged with described second connecting rod between swing arm；It is provided with rotatable second pulley, described second pulley in described 3rd swing arm
It is resisted against the edge of described second cam disc, the end of described 3rd swing arm and the connection of described second connecting rod and described main rotating arm
Between be provided with the 3rd extension spring, described rotating shaft is fixed in described differential rotating arm and is coaxially disposed with described power input shaft.
6. duck-beak type bag bottom bracing opening mechanism according to claim 5 is it is characterised in that described main rotating arm and described power
The end that input shaft connects is provided with installing rack, and described 3rd extension spring is connected with described installing rack.
7. duck-beak type bag bottom bracing opening mechanism according to claim 5 is it is characterised in that also set up on described second cam disc
There is bar hole, in described bar hole, be inserted with bolt, described second cam disc passes through described being bolted on described support.
8. duck-beak type bag bottom bracing opening mechanism according to claim 5 is it is characterised in that be connected with described power input shaft
Power input gear.
9. duck-beak type bag bottom bracing opening mechanism according to claim 5 is it is characterised in that the one end of described rotating shaft is fixed with
Connecting seat, described connecting seat is fixed in described differential rotating arm, described first cam disc offers location hole, described rotating shaft
The other end be inserted in described location hole.
10. a kind of packing bag production line is opened it is characterised in that including described duck-beak type bag bottom bracing as arbitrary in claim 1-9
Mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573449.7A CN104354334B (en) | 2014-10-24 | 2014-10-24 | Duckbilled bag bottom opening mechanism and packaging bag production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410573449.7A CN104354334B (en) | 2014-10-24 | 2014-10-24 | Duckbilled bag bottom opening mechanism and packaging bag production line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104354334A CN104354334A (en) | 2015-02-18 |
| CN104354334B true CN104354334B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410573449.7A Active CN104354334B (en) | 2014-10-24 | 2014-10-24 | Duckbilled bag bottom opening mechanism and packaging bag production line |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203464B (en) * | 2017-10-26 | 2021-04-06 | 青岛晨峰智能装备有限公司 | Processing method of packaging bag |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1215715A (en) * | 1967-03-31 | 1970-12-16 | Canadian Ind | Apparatus for forming gusseted plastics tubing |
| CN102756492A (en) * | 2012-08-23 | 2012-10-31 | 杭州彼特环保包装有限公司 | Bag mouth and bag inside opening mechanism for handbag |
| CN202608131U (en) * | 2012-03-22 | 2012-12-19 | 杭州彼特环保包装有限公司 | Bag bottom stretching mechanism of packaging machinery |
| CN202608133U (en) * | 2012-03-30 | 2012-12-19 | 杭州彼特环保包装有限公司 | Bag bottom pre-expanding mechanism with adjustable position of packaging machinery |
| CN103395226A (en) * | 2013-07-25 | 2013-11-20 | 司徒达肯 | Paper bag creasing machine and tubular bag opening device thereof |
| CN204278622U (en) * | 2014-10-24 | 2015-04-22 | 青岛建华包装机械有限公司 | Duck-beak type bag bottom bracing opening mechanism and packing bag production line |
-
2014
- 2014-10-24 CN CN201410573449.7A patent/CN104354334B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1215715A (en) * | 1967-03-31 | 1970-12-16 | Canadian Ind | Apparatus for forming gusseted plastics tubing |
| CN202608131U (en) * | 2012-03-22 | 2012-12-19 | 杭州彼特环保包装有限公司 | Bag bottom stretching mechanism of packaging machinery |
| CN202608133U (en) * | 2012-03-30 | 2012-12-19 | 杭州彼特环保包装有限公司 | Bag bottom pre-expanding mechanism with adjustable position of packaging machinery |
| CN102756492A (en) * | 2012-08-23 | 2012-10-31 | 杭州彼特环保包装有限公司 | Bag mouth and bag inside opening mechanism for handbag |
| CN103395226A (en) * | 2013-07-25 | 2013-11-20 | 司徒达肯 | Paper bag creasing machine and tubular bag opening device thereof |
| CN204278622U (en) * | 2014-10-24 | 2015-04-22 | 青岛建华包装机械有限公司 | Duck-beak type bag bottom bracing opening mechanism and packing bag production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104354334A (en) | 2015-02-18 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Jianwei Inventor before: Gao Jianwei Inventor before: Yang Benhua |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160425 Address after: 266108 No. 2, Feng Hai Road, Chengyang District, Shandong, Qingdao Applicant after: Qingdao Chenfeng Intelligent Equipment Co.,Ltd. Address before: 266108 No. 2, Feng Hai Road, Chengyang District, Shandong, Qingdao Applicant before: QINGDAO JIANHUA PACKAGE MACHINERY Co.,Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Duck billed bag bottom opening mechanism and packaging bag production line Granted publication date: 20170215 Pledgee: Weihai commercial bank Limited by Share Ltd. Qingdao branch Pledgor: Qingdao Chenfeng Intelligent Equipment Co.,Ltd. Registration number: Y2024980017303 |