CN110126356B - Appurtenance is used in wrapping bag production - Google Patents
Appurtenance is used in wrapping bag production Download PDFInfo
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- CN110126356B CN110126356B CN201910580815.4A CN201910580815A CN110126356B CN 110126356 B CN110126356 B CN 110126356B CN 201910580815 A CN201910580815 A CN 201910580815A CN 110126356 B CN110126356 B CN 110126356B
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- bag
- sleeve head
- section
- pull rod
- head
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/68—Uniting opposed surfaces or edges; Taping by stitching, stapling or riveting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
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Abstract
The invention discloses an auxiliary tool for producing packaging bags, which comprises a pull rod, a support and a support, wherein the pull rod is connected with the support; the first sleeve head is sleeved outside and fixed at one end of the pull rod; the second sleeve is sleeved outside the middle part of the pull rod and is in clearance fit with the pull rod; the first spring is sleeved on the pull rod, and two ends of the first spring are respectively abutted against the first sleeve head and the second sleeve head; the support rods are arranged around the second sleeve head at equal intervals and comprise a first section and a second section, one end of the first section is hinged with the second sleeve head, the other end of the first section extends towards one side of the first sleeve head and then is connected with the second section, and the second section is bent inwards relative to the first section; the movable rods are arranged around the first sleeve head at equal intervals, and two ends of each movable rod are hinged with the first sleeve head and the middle part of the first section respectively; and the locking piece is used for keeping the distance between the two sleeve heads constant, and the second sections of the support rods are parallel to each other when the distance is constant. Because under this appurtenance's effect, the sack can be propped into circularly, and operating personnel only need can tie up the anchor ring of interior outer bag sack fast with hand-held type sewing machine, and is swift convenient.
Description
Technical Field
The invention relates to the field of packaging bag production, in particular to an auxiliary tool for packaging bag production.
Background
The packaging bag is a common article in life, particularly a woven bag, and is widely applied to packaging of food, fertilizer, chemical industry and other articles at present, and because factors such as moisture resistance, leakage resistance, rain invasion resistance and the like are considered, a layer of inner bag made of a transparent film is usually added in the packaging bag.
When the packaging bag is produced, after the inner bag is sleeved into the outer bag, the inner bag and the outer bag need to be bound together at the opening so as to fix the inner bag and avoid the influence on the packaging due to the relative sliding of the inner bag.
At present, because a very suitable, efficient and special inner and outer bag binding machine is difficult to find in the market, in many packaging bag manufacturers, the inner and outer bag binding process is usually finished by a worker using a sewing machine (or other binding machines), and during binding, the sewing machine is adopted to bind the ring surface of the bag opening of the packaging bag sleeved with the inner bag, so that the inner bag and the outer bag are fixed. After the inner bag is sleeved, the bag body is usually flat, so that when the sewing machine is operated, the bag opening needs to be finished and tied at the same time, the operation is troublesome, the working efficiency is influenced, and the production speed of the packaging bag is difficult to increase.
Disclosure of Invention
In order to solve the problems, the invention provides an auxiliary tool for producing a packaging bag, which has an auxiliary function when the inner bag and the outer bag are bound, and optimizes the binding procedure of the inner bag and the outer bag.
The technical scheme adopted by the invention for solving the technical problems is as follows: an auxiliary tool for producing a packaging bag, comprising:
a pull rod;
the first sleeve head is sleeved outside and fixed at one end of the pull rod;
the second sleeve head is sleeved outside the middle part of the pull rod and is in clearance fit with the pull rod;
the first spring is sleeved on the pull rod between the first sleeve head and the second sleeve head in a sleeving manner, and two ends of the first spring are respectively abutted against the first sleeve head and the second sleeve head;
the supporting rods are arranged around the second sleeve head at equal intervals and comprise a first section and a second section, one end of the first section is rotatably connected to the second sleeve head, the other end of the first section extends towards the first sleeve head side and then is connected with one end of the second section, the second section is bent towards the inner side relative to the first section, and the other end of the second section is a free end;
the movable rods are arranged around the first sleeve head at equal intervals, one end of each movable rod is rotatably connected to the first sleeve head, and the other end of each movable rod is rotatably connected to the middle of the first section of the supporting rod;
and the locking piece is used for keeping the distance between the first sleeve head and the second sleeve head constant when the distance between the first sleeve head and the second sleeve head is reduced, and after the locking piece keeps the distance constant, the second sections of the support rods are parallel to each other.
The use principle of the auxiliary tool of the invention is as follows:
when a packaging bag is manufactured (such as a woven bag), after the inner bag is sleeved into the outer bag, one end of the first sleeve head of the auxiliary tool is inserted into the inner bag, then one hand holds the pull rod, the other hand pushes the second sleeve head to move the second sleeve head to the first sleeve head, so that the support rods are gradually unfolded, and until the second sections of the support rods are parallel to each other, the second sections of the support rods can support the bag opening into a circular shape (note that a certain margin needs to be reserved after the bag opening is rounded so as to facilitate suture binding, and meanwhile, care needs to be taken to ensure that the bag openings of the inner bag and the outer bag are basically flush); afterwards, rotate the pull rod on one side and make the bag body slowly rotatory, on one side with hand-held type sewing machine (or other suture machines) to the inner bag in sack department, outer bag carries out the suture and ties up and close (can be earlier with the sack of outer bag inwards turn-ups before tying up), treat the rotatory round back of the bag body, the whole anchor ring of sack all sews up the back of accomplishing, make the locking piece unblock again, afterwards, under the effect of first spring, the second pullover can remove first pullover dorsad, thereby make each bracing piece withdraw gradually, later take out appurtenance from the internal of bag again, accomplish the whole interior outer bag of whole process of sewing up promptly.
The auxiliary tool has the following beneficial effects:
because the bag mouth can be expanded into a circle under the action of the auxiliary tool and a certain margin is left, the inner bag and the outer bag can be conveniently bound, and an operator can rapidly bind the ring surface of the bag mouth only by using a handheld sewing machine to fix the inner bag and the outer bag by a sewing thread; compared with the existing inner and outer bag binding process, the operation mode is simple and convenient, the working efficiency can be greatly improved, and the manufacturing speed of the packaging bag is accelerated.
Further, the included angle between the first section and the second section is 150-170 degrees.
Further, the length of the second section is between 50mm and 400 mm.
Furthermore, the number of the supporting rods and the number of the movable rods are eight.
Furthermore, a groove for installing the locking piece is formed in the pull rod; the locking piece comprises a movable head and a second spring, the movable head is arranged in the groove, the second spring is arranged below the movable head, and two ends of the second spring are respectively abutted against the movable head and the bottom surface of the groove;
when the second spring is in a free state, the protruding height of the movable head relative to the pull rod is larger than the clearance between the pull rod and the inner hole of the second sleeve head.
Furthermore, the movable head comprises a limiting part and a pressing part, the limiting part is positioned on one side close to the first spring, the pressing part is positioned on one side far away from the first spring, and the protruding height of the limiting part is greater than that of the pressing part.
In addition, the invention also provides a manufacturing method of the packaging bag, the packaging bag comprises an inner bag and an outer bag, and the method comprises the following steps:
firstly, sleeving an inner bag in an outer bag, and arranging the inner bag to enable the opening of the inner bag to be basically flush with the opening of the outer bag;
secondly, inserting the auxiliary tool into the inner bag, wherein the inserted end is the end where the first sleeve head is located;
pushing a second sleeve head of the auxiliary tool to enable the second sleeve head to move to one side close to the first sleeve head until the support rods are unfolded and the bag openings of the inner bag and the outer bag are supported into a circular shape by a second section of the support rod, and then keeping the distance between the first sleeve head and the second sleeve head constant by using the locking piece; after the bag opening is opened, the inner bag and the outer bag need to be left with allowance and extend out of the second section so as to be convenient for binding;
fourthly, placing a pull rod of the auxiliary tool on a support, and ensuring that the pull rod can freely rotate around a shaft after being placed;
fifthly, after the bag opening of the outer bag is turned inwards, the inner bag and the outer bag are bound together by sewing at the turned edge by a hand-held sewing machine; in the step, the bag body is rotated by rotating the pull rod of the auxiliary tool, and the thread is bound at the same time until the whole ring surface of the bag opening is sewed.
Further, in the third step, the length of the margin is between 50mm and 150 mm.
According to the method, the bag openings of the inner bag and the outer bag are supported to be in a tight round shape, and the bag openings are provided with sewing allowance, so that when a hand-held sewing machine is used for sewing, the bag body can be rotated and sewn at the same time, and the method is quick and efficient; compared with the sewing mode on the traditional sewing machine, the manufacturing speed of the packaging bag can be greatly increased, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic view showing the construction of an auxiliary tool for producing a packaging bag in example 1;
FIG. 2 is a schematic view of the support pole of FIG. 1 after it is unfolded and showing the second section of the support pole spreading the mouth of the inner and outer bags open;
FIG. 3 is a view from A-A of FIG. 2;
FIG. 4 is a view from the B-B direction of FIG. 2;
FIG. 5 is an enlarged view of FIG. 2 at dashed line box C;
FIG. 6 is an enlarged view of FIG. 2 at dashed line box D;
FIG. 7 is a schematic structural view of a stent used in example 2;
the labels in the figure are: 1-pull rod, 2-first sleeve head, 3-second sleeve head, 4-first spring, 5-support rod, 6-movable rod, 7-locking piece, 11-groove, 51-first section, 52-second section, 71-movable head, 72-second spring, 81-outer bag, 82-inner bag, 91-support leg, 92-table surface, 93-sleeve, 711-limiting part and 712-pressing part.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
Example 1:
as shown in fig. 1 to 6, the present embodiment provides an auxiliary tool for producing a packaging bag, which includes a pull rod 1, a first socket 2, a second socket 3, a first spring 4, a plurality of support rods 5, a plurality of movable rods 6, and a locking member 7.
The pull rod 1 is a slender round rod.
The first sleeve head 2 is sleeved outside and fixed at one end of the pull rod 1.
The second sleeve head 3 is sleeved outside the middle part of the pull rod 1 and is in clearance fit with the pull rod 1, namely, an axial through hole is formed in the center of the second sleeve head 3, and the pull rod 1 penetrates through the through hole and can move freely.
The first spring 4 is sleeved on the pull rod 1 between the first sleeve head 2 and the second sleeve head 3, and two ends of the first spring 4 are respectively abutted against the end faces of the first sleeve head 2 and the second sleeve head 3.
Each of the support rods 5 is arranged around the second sleeve 3 at equal intervals (see fig. 4), the support rod 5 includes a first section 51 and a second section 52, one end of the first section 51 is rotatably connected to the second sleeve 3, the other end of the first section extends obliquely to one side of the first sleeve 2 and then is connected with one end of the second section 52, the second section 52 bends inwards relative to the first section 51, and the other end of the second section 52 is a free end.
The movable rods 6 are arranged around the first sleeve head 2 at equal intervals (see fig. 3), one end of each movable rod 6 is rotatably connected to the first sleeve head 2, and the other end of each movable rod 6 is rotatably connected to the middle of the first section 51 of the support rod 5.
With regard to the locking member 7, when the distance between the first sleeve 2 and the second sleeve 3 is reduced, the locking member 7 is used for keeping the distance between the first sleeve 2 and the second sleeve 3 constant, and after the locking member 7 keeps the distance constant, the second sections 52 of the support rods 5 are parallel to each other, that is, the second sections 52 of the support rods 5 are on the same ring surface, so that the bag mouth of the bag can be rounded.
The specific arrangement of the rotatable connections at several positions is a conventional technique, and how to implement the rotatable connections is not described herein.
Preferably, the angle between the first section 51 and the second section 52 is between 150 ° and 170 °, in the figure 162 °, as shown in fig. 5.
Preferably, the length of the second section 52 is between 50mm and 400mm, the specific length value can be determined according to the size of the bag body of the packaging bag, the length is appropriate, and the operation is convenient.
Preferably, the quantity of bracing piece 5 and movable rod 6 is eight, and eight bracing pieces 5 or movable rod 6 are that the contained angle distributes, can be fine prop the sack into circularly.
As for the locking member 7, specifically:
the pull rod 1 is provided with a groove 11 for mounting the locking piece 7; the locking piece 7 comprises a movable head 71 and a second spring 72, the movable head 71 is arranged in the groove 11, the second spring 72 is arranged below the movable head 71, and two ends of the second spring are respectively abutted against the movable head 71 and the bottom surface of the groove 11; and when the second spring 72 is in a free state, the protruding height of the movable head 71 relative to the pull rod 1 is larger than the gap between the pull rod 1 and the inner hole of the second sleeve head 3, as shown in fig. 6, that is, the movable head 71 can be abutted against the end surface of the second sleeve head 3 to prevent the pull rod 1 from moving to the side of the first sleeve head 2.
Furthermore, the movable head 71 comprises a limiting part 711 and a pressing part 712 which are connected into a whole, the limiting part 711 is located on one side close to the first spring 4, the pressing part 712 is located on one side far away from the first spring 4, the height of the protrusion of the limiting part 711 is greater than that of the pressing part 712, that is, the limiting part 711 can abut against the end surface of the second sleeve 3, and the pressing part 712 is used for pressing by fingers; in the state of fig. 6, when unlocking is required, the pressing part 712 is pressed down by a finger to sink the whole movable head 71, and when the protruding height of the limiting part 711 relative to the pull rod 1 is lower than the gap between the pull rod 1 and the inner hole of the second sleeve 3, the second sleeve 3 will move back to the first sleeve 2 under the action of the first spring 4, and the locking piece 7 is shielded in the inner hole of the second sleeve 3, as shown in fig. 1.
The use principle of the auxiliary tool of the embodiment is as follows:
when a packaging bag is manufactured (such as a woven bag), after the inner bag 82 is sleeved into the outer bag 81, one end of the first sleeve head 2 of the auxiliary tool is inserted into the inner bag, then one hand holds the pull rod 1, and the other hand pushes the second sleeve head 3 to enable the second sleeve head 3 to move towards one side of the first sleeve head 2, so that the support rods 5 are gradually unfolded until the second sections 52 of the support rods 5 are parallel to each other, the bag openings can be stretched into a circular shape by the second sections 52 of the support rods 5 (see fig. 2), in the process, attention needs to be paid to the fact that a certain margin needs to be reserved after the bag openings are stretched into a circular shape so as to facilitate suture stitching, and meanwhile, attention needs to be paid to ensure that the bag openings of the; afterwards, the pull rod 1 is rotated to enable the tightened bag body to slowly rotate, the inner bag 82 and the outer bag 81 are sewn at the bag opening by a handheld sewing machine (or other sewing machines) at the bag opening, after the bag body rotates for a circle, the whole annular surface of the bag opening is sewn, the locking piece 7 is unlocked, then the second sleeve head 3 can move back to the first sleeve head 2 under the action of the first spring 4, so that the supporting rods 5 are gradually retracted, then the auxiliary tool is taken out of the bag body, and the whole sewing process of the inner bag and the outer bag is completed. Wherein, L in figure 5 is the reserved margin, and the dotted line e-e is the suture stitching position.
Because the bag mouth can be expanded into a circle under the action of the auxiliary tool and a certain margin is left, the inner bag and the outer bag can be conveniently bound, and an operator can rapidly bind the ring surface of the bag mouth only by using a handheld sewing machine to fix the inner bag and the outer bag by a sewing thread; compared with the existing inner and outer bag binding process, the operation mode is simple and convenient, the working efficiency can be greatly improved, and the manufacturing speed of the packaging bag is accelerated.
Example 2:
the embodiment provides a manufacturing method of a packaging bag, in particular to a binding method of an inner bag opening and an outer bag opening during manufacturing of the packaging bag.
The method comprises the following steps:
firstly, sleeving an inner bag in an outer bag, and arranging the inner bag to enable the opening of the inner bag to be basically flush with the opening of the outer bag;
secondly, inserting the auxiliary tool of the embodiment 1 into the inner bag, wherein the inserted end is the end where the first sleeve head 2 is positioned;
thirdly, pushing the second sleeve head 3 of the auxiliary tool to move the second sleeve head 3 to a side close to the first sleeve head 2 until the support rods 5 are unfolded and the second sections 52 of the support rods 5 support the mouths of the inner and outer bags into a circular shape (see fig. 2), and then keeping the distance between the first sleeve head 2 and the second sleeve head 3 constant by using the locking piece 7; after the bag opening is opened, the inner bag and the outer bag need to be left with a certain length of margin to extend out of the second section 52 so as to be convenient for binding (see fig. 5);
fourthly, placing the pull rod mount 1 of the auxiliary tool on a bracket, and ensuring that the pull rod can freely rotate around a shaft after being placed;
fifthly, after the bag opening of the outer bag is turned inwards, the inner bag and the outer bag are bound together by sewing at the turned edge by a hand-held sewing machine; in the step, the bag body is rotated by rotating the pull rod of the auxiliary tool, and the thread is bound at the same time until the whole ring surface of the bag opening is sewed.
Preferably, in the third step, the length of said margin is between 50mm and 150mm, i.e. the value of L in fig. 5 is between 50mm and 150 mm.
The structure of the support used in the fourth step can be as shown in fig. 7, and includes a supporting leg 91, a table top 92 installed above the supporting leg 91, and two sleeves 93 installed on the table top 92 and arranged at intervals and coaxial with each other, wherein the inner diameter of a central hole of the sleeve 93 is slightly larger than the outer diameter of the pull rod 1. When the bag is used, the pull rod 1 of the auxiliary tool penetrates through the two sleeves 93, so that the bag body can be suspended in the air, and the bag body can rotate freely when the pull rod 1 is rotated. The frame body can facilitate the operation of stitching while rotating.
Compared with the existing inner and outer bag binding process, the method of the embodiment has the advantages that the operation mode is simple and convenient, the working efficiency is greatly improved, the manufacturing speed of the packaging bag is accelerated, and especially the binding speed of the inner and outer bag openings is greatly improved when the packaging bag is manufactured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An appurtenance is used in wrapping bag production, its characterized in that includes:
a pull rod (1);
the first sleeve head (2) is sleeved outside and fixed at one end of the pull rod (1);
the second sleeve head (3) is sleeved outside the middle part of the pull rod (1) and is in clearance fit with the pull rod (1);
the first spring (4) is sleeved on the pull rod (1) between the first sleeve head (2) and the second sleeve head (3), and two ends of the first spring (4) are respectively abutted against the first sleeve head (2) and the second sleeve head (3);
the supporting rods (5) are arranged around the second sleeve head (3) at equal intervals, each supporting rod (5) comprises a first section (51) and a second section (52), one end of each first section (51) is rotatably connected to the second sleeve head (3), the other end of each first section (51) extends towards one side of the first sleeve head (2) in an inclined mode and then is connected with one end of each second section (52), each second section (52) bends towards the inner side relative to the first section (51), and the other end of each second section (52) is a free end;
the movable rods (6) are arranged around the first sleeve head (2) at equal intervals, one end of each movable rod (6) is rotatably connected to the first sleeve head (2), and the other end of each movable rod (6) is rotatably connected to the middle of the first section (51) of the support rod (5);
and the locking piece (7) is used for keeping the distance between the first sleeve head (2) and the second sleeve head (3) constant when the distance between the first sleeve head and the second sleeve head is reduced, and after the locking piece (7) keeps the distance constant, the second sections (52) of the support rods (5) are parallel to each other and can support the bag opening of the packaging bag into a circular shape.
2. An aid for the manufacture of packages as claimed in claim 1, characterised in that the angle between the first section (51) and the second section (52) is between 150 ° and 170 °.
3. The kit as claimed in claim 1, wherein said second section (52) has a length of between 50mm and 400 mm.
4. The auxiliary tool for producing packaging bags according to claim 1, wherein the number of the support rods (5) and the number of the movable rods (6) are eight.
5. The auxiliary tool for producing the packaging bag as claimed in claim 1, wherein the pull rod (1) is provided with a groove (11) for mounting the locking piece (7); the locking piece (7) comprises a movable head (71) and a second spring (72), the movable head (71) is arranged in the groove (11), the second spring (72) is arranged below the movable head (71), and two ends of the second spring are respectively abutted against the bottom surfaces of the movable head (71) and the groove (11);
when the second spring (72) is in a free state, the protruding height of the movable head (71) relative to the pull rod (1) is larger than the clearance between the pull rod (1) and the inner hole of the second sleeve head (3).
6. The auxiliary tool for producing the packing bag as claimed in claim 5, wherein the movable head (71) comprises a limiting portion (711) and a pressing portion (712), the limiting portion (711) is located at a side close to the first spring (4), the pressing portion (712) is located at a side far from the first spring (4), and a protruding height of the limiting portion (711) is greater than a protruding height of the pressing portion (712).
7. A manufacturing method of a packaging bag, which comprises an inner bag and an outer bag, is characterized by comprising the following steps:
firstly, sleeving an inner bag in an outer bag, and arranging the inner bag to enable the opening of the inner bag to be basically flush with the opening of the outer bag;
secondly, inserting the auxiliary tool of claim 1 into the inner bag, wherein the inserted end is the end where the first sleeve head (2) is positioned;
thirdly, pushing a second sleeve head (3) of the auxiliary tool to enable the second sleeve head (3) to move to one side close to the first sleeve head (2) until the support rods (5) are unfolded and second sections (52) of the support rods (5) support the bag openings of the inner bag and the outer bag into a circular shape, and then keeping the distance between the first sleeve head (2) and the second sleeve head (3) constant by using the locking piece (7); after the bag opening is opened, the inner bag and the outer bag need to be left with allowance and extend out of the second section (52) so as to be convenient for binding;
fourthly, placing a pull rod of the auxiliary tool on a support, and ensuring that the pull rod can freely rotate around a shaft after being placed;
fifthly, after the bag opening of the outer bag is turned inwards, the inner bag and the outer bag are bound together by sewing at the turned edge by a hand-held sewing machine; in the step, the bag body is rotated by rotating the pull rod of the auxiliary tool, and the thread is bound at the same time until the whole ring surface of the bag opening is sewed.
8. The method of claim 7, wherein the length of the margin is 50mm to 150mm in the third step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910580815.4A CN110126356B (en) | 2019-06-29 | 2019-06-29 | Appurtenance is used in wrapping bag production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910580815.4A CN110126356B (en) | 2019-06-29 | 2019-06-29 | Appurtenance is used in wrapping bag production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110126356A CN110126356A (en) | 2019-08-16 |
| CN110126356B true CN110126356B (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910580815.4A Active CN110126356B (en) | 2019-06-29 | 2019-06-29 | Appurtenance is used in wrapping bag production |
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| CN (1) | CN110126356B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3082586A (en) * | 1960-04-04 | 1963-03-26 | Packaging Frontiers Inc | Packaging machine |
| CN104457413B (en) * | 2014-11-20 | 2016-01-06 | 江苏泛华电子科技有限公司 | Foldable multifunctional rod |
| CN204616486U (en) * | 2015-03-31 | 2015-09-09 | 福建海源三维打印高科技有限公司 | The confession bagging apparatus of automatic bag sheathing machine |
| CN206068219U (en) * | 2016-10-09 | 2017-04-05 | 漳州市兴宝机械有限公司 | Double bagging and weighing packer bag opening mechanisms |
| CN106516266B (en) * | 2016-12-26 | 2019-06-21 | 成都吉通航空精密机电有限公司 | A kind of open the bag device for packing machine |
| CN108820388B (en) * | 2018-08-09 | 2024-05-10 | 湖南金能自动化设备有限公司 | Bag mouth sewing equipment for packaging bag |
| CN208931774U (en) * | 2018-09-01 | 2019-06-04 | 浙江瑞志机械有限公司 | A kind of bag openning body of double vacuums packer for bag |
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2019
- 2019-06-29 CN CN201910580815.4A patent/CN110126356B/en active Active
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| CN110126356A (en) | 2019-08-16 |
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