CN111410070B - A folding mechanism - Google Patents
A folding mechanismInfo
- Publication number
- CN111410070B CN111410070B CN202010296044.9A CN202010296044A CN111410070B CN 111410070 B CN111410070 B CN 111410070B CN 202010296044 A CN202010296044 A CN 202010296044A CN 111410070 B CN111410070 B CN 111410070B
- Authority
- CN
- China
- Prior art keywords
- fabric
- roller
- frame
- supporting table
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/038—Controlling transverse register of web by rollers
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
-
- 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
- B31B70/26—Folding sheets, blanks or webs
- B31B70/36—Folding sheets, blanks or webs by continuously feeding them to stationary members, e.g. plates, ploughs or cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
- B65H45/30—Folding in combination with creasing, smoothing or application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
本申请提供了一种对折机构，包括机架，机架上设有传动辊组件、两根导向杆和支撑台，其中，还包括设置在导向杆上且位置可调的压板组件及设置在支撑台上的推杆、抹平片、压辊、纠偏机构，压板组件的压板与支撑台之间形成输送通道，位于中线一侧的面料沿所述输送通道移动，推杆的前端抵压在位于中线另一侧的面料的背面使面料沿中线弯曲，抹平片作用在弯曲的面料背面实现对折，压辊对折叠后的面料进行二次压合定型，纠偏机构用于使面料的中线部位与压板的侧挡面紧密贴合。本申请结构简单、对折效果好、且不会对产品造成损伤。
The present application provides a folding mechanism, comprising a frame, on which a transmission roller assembly, two guide rods, and a support platform are provided, wherein the frame further comprises a pressure plate assembly disposed on the guide rods and having an adjustable position, and a push rod, a smoothing sheet, a pressure roller, and a deviation correction mechanism disposed on the support platform. A conveying channel is formed between the pressure plate of the pressure plate assembly and the support platform. The fabric located on one side of the centerline moves along the conveying channel. The front end of the push rod presses against the back of the fabric located on the other side of the centerline to bend the fabric along the centerline. The smoothing sheet acts on the back of the bent fabric to achieve folding. The pressure roller performs a secondary pressing and shaping on the folded fabric. The deviation correction mechanism is used to ensure that the centerline of the fabric is in close contact with the side blocking surface of the pressure plate. The present application has a simple structure, good folding effect, and will not cause damage to the product.
Description
Technical Field
The invention relates to a doubling mechanism.
Background
Because some products such as packaging bags, garbage bags, folding masks and the like are usually made by folding flat plastic films or non-woven fabrics, folding mechanisms are arranged on automatic production lines of the products, the core parts of the common folding mechanisms are triangular plates, the films or the non-woven fabrics are folded through the triangular plates to be in a vertical plane shape, and most of the cases need to convert the folded films or non-woven fabrics into a horizontal plane shape for subsequent processing, so that steering rollers are arranged, the structure is complex, the distance of the production lines is prolonged, and the pointed end parts of the triangular plates can also cause strain on the films or the non-woven fabrics.
Disclosure of Invention
The invention aims to provide a folding mechanism which has a simple structure and a good folding effect and can not damage products.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a fifty percent discount mechanism, includes the frame, be equipped with driving roller subassembly, two guide bars and brace table in the frame, wherein, still include:
The pressing plate assembly is arranged on the guide rod and is adjustable in position, the pressing plate assembly is positioned on one side of the driving roller assembly, a conveying channel is formed between a pressing plate of the pressing plate assembly and the supporting table, and a fabric positioned on one side of a central line moves along the conveying channel;
the front end of the push rod is propped against the back surface of the fabric positioned at the other side of the central line to bend the fabric along the central line;
The trowelling piece is horizontally arranged on the supporting table and acts on the back surface of the bent fabric to realize doubling;
the pressing roller is arranged on the supporting table and is used for carrying out secondary lamination shaping on the folded fabric;
The deviation rectifying mechanism is arranged on the supporting table and is used for enabling the center line part of the fabric to be closely attached to the side blocking surface of the pressing plate.
Further, the pressing plate comprises a flat plate part and an arc plate part connected to one end of the flat plate part, the flat plate part and the arc plate part are respectively located at two sides of the guide rods, the flat plate part is connected with the sliding blocks arranged on the two guide rods in a sliding manner through a connecting block, and one end of the position adjusting bolt in the rack is in pin joint with the sliding blocks in a threaded connection mode.
Further, the push rod is located above the trowelling sheet, the push rod is arranged in a crossing mode with the trowelling sheet, and the front end portion of the trowelling sheet is close to the compression roller.
Still further, the push rod includes the connecting rod and sets up bulldoze the wheel of connecting rod front end, the rear end and an adjusting block threaded connection of connecting rod, the adjusting block passes through a fixing bolt to be connected on the brace table.
Further, the pushing wheel includes a cage connected to the connecting rod and balls mounted in the cage, and the cage has an arc shape.
Further, a strip-shaped hole is formed in the trowelling piece, and a fixing bolt penetrates through the strip-shaped hole to be connected with the supporting table so as to fix the trowelling piece.
Further, the two end shafts of the press roller are respectively connected with corresponding bearing sliding blocks, the bearing sliding blocks are arranged on the frame in a sliding mode, and a pressure adjusting mechanism is arranged between the top of each bearing sliding block and the frame.
Still further, pressure adjustment mechanism includes the cover and establishes buffer spring and threaded connection on the projection at bearing slider top the pressure regulating bolt in the frame, pressure regulating bolt supports and presses on buffer spring's tip.
Further, the deviation correcting mechanism comprises a rotating shaft pivoted on the frame and two circular plates coaxially and fixedly arranged on the rotating shaft, a plurality of installation shafts which are annularly distributed and are rectangular in cross section are arranged between the two circular plates, the installation shafts are parallel to the rotating shaft, rollers and reset springs are sequentially sleeved on the installation shafts, and the rollers drive the upper edge of the folded fabric to move to one side.
Further, a buffer cushion is sleeved on the mounting shaft, and the buffer cushion is positioned at one end of the roller, which is far away from the reset spring.
According to the technical scheme, the fabric folding machine has the advantages that one side of the fabric is pressed by the pressing plate assembly, the fabric is bent through the pushing rod, the fabric is folded and pressed through the trowelling piece, the structure is simple, the folded fabric is in a horizontal plane shape, the fabric cannot be damaged in the folding process, the front end of the pushing rod is the pushing wheel, the balls of the pushing wheel are in contact with the fabric, the fabric cannot be pressed, the pushing wheel operates smoothly, the running speed of the fabric cannot be affected, and the center line part of the fabric can be tightly attached to the side blocking surface of the pressing plate due to the deviation rectifying mechanism, so that the folding effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural diagram of a pressing wheel according to the present invention.
Fig. 3 is a schematic structural view of a retainer of the pressing wheel of the present invention.
Fig. 4 is a schematic structural diagram of the deviation rectifying mechanism of the present invention.
Fig. 5 is a schematic structural view of the pressure adjusting mechanism of the present invention.
The reference numerals indicate that the frame 1, the guide bar 11, the support table 12, the driving roller assembly 2, the pressing plate assembly 3, the pressing plate 31, the flat plate portion 311, the arc plate portion 312, the connection block 32, the slider 33, the position adjusting bolt 34, the push rod 4, the pushing wheel 41, the retainer 411, the ball 412, the connection rod 42, the adjusting block 43, the trowelling sheet 5, the pressing roller 6, the bearing slider 61, the deviation correcting mechanism 7, the rotation shaft 71, the circular plate 72, the mounting shaft 73, the roller 74, the cushion pad 75, the return spring 76, the pressure adjusting mechanism 8, the buffer spring 81, the pressure adjusting bolt 82, and the fabric 9.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
The application is further described with reference to fig. 1 to 5, and the folding mechanism shown in fig. 1 comprises a frame 1, a pressing plate assembly 3, a push rod 4, a leveling sheet 5, a pressing roller 6 and a deviation rectifying mechanism 7, wherein the frame 1 is provided with a driving roller assembly 2, two guide rods 11 and a supporting table 12, the pressing plate assembly 3 is adjustably arranged on the guide rods 11, the push rod 4, the leveling sheet 5, the pressing roller 6 and the deviation rectifying mechanism 7 are all arranged on the supporting table 12, the push rod 4 is positioned above the leveling sheet 5, the push rod 4 is crosswise arranged with the leveling sheet 5, the front end part of the leveling sheet 5 is close to the pressing roller 6, the pressing plate assembly 3 is positioned on one side of the driving roller assembly 2, the conveying channel is formed between the pressing plate 31 of the pressing plate assembly 3 and the supporting table 12, the fabric 9 positioned on one side of the central line moves along the conveying channel, the front end of the push rod 4 is propped against the back surface of the fabric 9 positioned on the other side of the central line to enable the fabric 9 to bend along the central line, the trowelling sheet 5 acts on the back surface of the bent fabric 9 to realize doubling, the pressing roller 6 is used for carrying out secondary pressing shaping on the folded fabric 9, the center line part of the fabric 9 is tightly attached to the side blocking surface of the pressing plate 31, and the folded fabric is directly in a horizontal plane shape, so that the procedure is reduced, the structure is simple, and the stabbing or the pulling of the fabric 9 cannot be caused in the production process.
The trowelling piece 5 is provided with a strip-shaped hole, and a fixing bolt penetrates through the strip-shaped hole to be connected with the supporting table 12 so as to fix the trowelling piece 5.
The pressing plate 31 comprises a flat plate part 311 and an arc plate part 312 connected to one end of the flat plate part 311, the flat plate part 311 and the arc plate part 312 are respectively positioned on two sides of the guide rod 11, the arc plate part 312 is used for transition of the fabric 9, scratch caused by contact between the flat plate part 311 and the fabric 9 is avoided, the flat plate part 311 is connected with a sliding block 33 arranged on the two guide rods 11 in a sliding manner through a connecting block 32, the height position of the connecting block 32 is adjustable, one end of a position adjusting bolt 34 in threaded connection with the frame 1 is pivoted with the sliding block 33, and the position of the sliding block 33 is adjusted by rotating the adjusting bolt 34, so that the inner end surface of the pressing plate 31 is close to the center line position of the fabric 9.
As shown in fig. 2 and 3, the push rod 4 includes a connecting rod 42 and a pushing wheel 41 disposed at the front end of the connecting rod 42, the rear end of the connecting rod 42 is in threaded connection with an adjusting block 43, the adjusting block 43 is connected to the supporting table 12 through a fixing bolt, the height position of the adjusting block 43 is adjusted by screwing in or screwing out the fixing bolt, and the position of the pushing wheel 41 is adjusted by rotating the connecting rod 42, wherein the pushing wheel 41 includes a retainer 411 connected to the connecting rod 42 and a ball 412 mounted in the retainer 411, the retainer 411 is arc-shaped to avoid the contact between the retainer 411 and the fabric 9, the ball 412 does not generate an indentation on the fabric while playing a pushing role, and the ball 412 runs smoothly without affecting the running speed of the fabric.
As shown in fig. 4, the deviation rectifying mechanism 7 includes a rotating shaft 71 pivoted on the frame 1 and two circular plates 72 coaxially and fixedly arranged on the rotating shaft 71, a plurality of mounting shafts 73 with rectangular cross sections are arranged between the two circular plates 72, the mounting shafts 73 are parallel to the rotating shaft 71, a buffer pad 75, a roller 74 and a reset spring 76 are sequentially sleeved on the mounting shafts 73, the axis of the rotating shaft 71 is the same as the running direction of the fabric 9, the roller 74 is driven to move when the rotating shaft 71 rotates, when the roller 74 contacts with the fabric 9, the roller 74 drives the upper edge of the folded fabric 9 to move to one side so that the central line part of the fabric 9 is closely attached to the side blocking surface of the pressing plate 31, the fabric 9 is prevented from being folded in place, the folding effect is good, the roller 74 drives the roller 74 to move along the mounting shafts 73 under the action of friction force while the roller 74 is prevented from affecting the running speed of the fabric 9, and the reset spring 76 is used for resetting the roller 74.
Friction protrusions are provided on the outer peripheral surface of the roller 74.
As shown in fig. 5, the shafts at two ends of the press roller 6 are respectively connected with the corresponding bearing sliding blocks 61, the bearing sliding blocks 61 are slidably arranged on the frame 1, a pressure adjusting mechanism 8 is arranged between the top of the bearing sliding blocks 61 and the frame 1, the press roller 6 is located above the flat plate portion 311, the distance between the press roller 6 and the flat plate portion 311 is smaller than the thickness of the fabric 9, and the pressure adjusting mechanism 8 is used for adjusting the pressure of the press roller 6 acting on the fabric 9, wherein the pressure adjusting mechanism 8 comprises a buffer spring 81 sleeved on a convex column at the top of the bearing sliding blocks 61 and a pressure adjusting bolt 82 in threaded connection with the frame 1, and the pressure adjusting bolt 82 is abutted against the end portion of the buffer spring 81.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a fifty percent discount mechanism, includes frame (1), be equipped with driving roller subassembly (2), two guide bars (11) and brace table (12) on frame (1), its characterized in that still includes:
the pressing plate assembly (3) is arranged on the guide rod (11) and is adjustable in position, the pressing plate assembly (3) is positioned on one side of the driving roller assembly (2), a conveying channel is formed between a pressing plate (31) of the pressing plate assembly (3) and the supporting table (12), and a fabric (9) positioned on one side of a central line moves along the conveying channel;
the push rod (4) is arranged on the supporting table (12), and the front end of the push rod (4) is propped against the back surface of the fabric (9) positioned on the other side of the central line to bend the fabric (9) along the central line;
The trowelling piece (5) is horizontally arranged on the supporting table (12), the trowelling piece (5) acts on the back of the bent fabric (9) to be folded in half, the push rod (4) is positioned above the trowelling piece (5), and the push rod (4) and the trowelling piece (5) are arranged in a crossing manner;
A pressing roller (6) arranged on the supporting table (12), wherein the pressing roller (6) carries out secondary pressing shaping on the folded fabric (9), and the front end part of the trowelling sheet (5) is close to the pressing roller (6);
The correcting mechanism (7) is arranged on the supporting table (12), the correcting mechanism (7) is used for enabling the center line part of the fabric (9) to be closely attached to the side blocking surface of the pressing plate (31), the correcting mechanism (7) comprises a rotating shaft (71) pivoted on the frame (1) and two circular plates (72) coaxially and fixedly arranged on the rotating shaft (71), a plurality of mounting shafts (73) with rectangular cross sections and distributed annularly are arranged between the two circular plates (72), the mounting shafts (73) are parallel to the rotating shaft (71), rollers (74) and return springs (76) are sleeved on the mounting shafts (73) in sequence, and the rollers (74) drive the upper edge of the folded fabric (9) to move to one side;
the push rod (4) comprises a connecting rod (42) and a pushing wheel (41) arranged at the front end of the connecting rod (42), the rear end of the connecting rod (42) is in threaded connection with an adjusting block (43), and the adjusting block (43) is connected to the supporting table (12) through a fixing bolt;
The pushing wheel (41) comprises a retainer (411) connected with the connecting rod (42) and balls (412) arranged in the retainer (411), and the retainer (411) is arc-shaped;
The mounting shaft (73) is sleeved with a buffer pad (75), and the buffer pad (75) is located at one end of the roller (74) away from the reset spring (76).
2. The folding mechanism according to claim 1, wherein the pressing plate (31) comprises a flat plate part (311) and an arc plate part (312) connected to one end of the flat plate part (311), the flat plate part (311) and the arc plate part (312) are respectively positioned at two sides of the guide rods (11), the flat plate part (311) is connected with the sliding blocks (33) arranged on the two guide rods (11) in a sliding manner through a connecting block (32), and one end of a position adjusting bolt (34) in threaded connection with the rack (1) is pivoted with the sliding blocks (33).
3. The folding mechanism according to claim 1, wherein the trowelling sheet (5) is provided with a bar-shaped hole, and a fixing bolt passes through the bar-shaped hole and is connected with the supporting table (12) to fix the trowelling sheet (5).
4. The doubling-up mechanism according to claim 1, wherein the two end shafts of the press roller (6) are respectively connected with corresponding bearing sliding blocks (61), the bearing sliding blocks (61) are slidably arranged on the frame (1), and a pressure adjusting mechanism (8) is arranged between the top of the bearing sliding blocks (61) and the frame (1).
5. The folding mechanism according to claim 4, wherein the pressure adjusting mechanism (8) comprises a buffer spring (81) sleeved on a convex column at the top of the bearing sliding block (61) and a pressure adjusting bolt (82) connected to the frame (1) in a threaded manner, and the pressure adjusting bolt (82) is abutted against the end part of the buffer spring (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296044.9A CN111410070B (en) | 2020-04-15 | 2020-04-15 | A folding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296044.9A CN111410070B (en) | 2020-04-15 | 2020-04-15 | A folding mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111410070A CN111410070A (en) | 2020-07-14 |
| CN111410070B true CN111410070B (en) | 2025-08-08 |
Family
ID=71489903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010296044.9A Active CN111410070B (en) | 2020-04-15 | 2020-04-15 | A folding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111410070B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959041A (en) * | 2020-08-17 | 2020-11-20 | 惠州市鸿达泰包装用品有限公司 | Be applied to anti-work or material rest of wrapping bag production |
| CN112425845A (en) * | 2020-12-09 | 2021-03-02 | 申洲针织（安徽）有限公司 | Edge sealing device for mask production |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444963A (en) * | 2017-08-04 | 2017-12-08 | 温州欧伟机械股份有限公司 | A kind of packaging bag folding machine |
| CN108382048A (en) * | 2018-04-27 | 2018-08-10 | 浏阳市源友印务包装有限公司 | A kind of collapsible film covering device of tin material woven bag |
| CN209383123U (en) * | 2018-12-14 | 2019-09-13 | 绍兴布泰纺织印染有限公司 | A Deviation Correcting Structure of a Cloth Coder |
| CN212151026U (en) * | 2020-04-15 | 2020-12-15 | 诚德科技股份有限公司 | Doubling mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204076916U (en) * | 2014-09-30 | 2015-01-07 | 四川宏发包装印务有限公司 | The device of pressure composite membrane bag width |
| CN105437613A (en) * | 2015-12-22 | 2016-03-30 | 安庆博美塑业有限公司 | Edge folding mechanism for middle-sealing bag making machine |
| CN205634414U (en) * | 2016-05-24 | 2016-10-12 | 东莞市恒博装订设备有限公司 | Folding and binding machine with good bonding effect and its paper layer laminating mechanism |
| CN208802638U (en) * | 2018-07-25 | 2019-04-30 | 奥美医疗用品股份有限公司 | The doubling of bent contracting gauze and coiled on-line unit |
-
2020
- 2020-04-15 CN CN202010296044.9A patent/CN111410070B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444963A (en) * | 2017-08-04 | 2017-12-08 | 温州欧伟机械股份有限公司 | A kind of packaging bag folding machine |
| CN108382048A (en) * | 2018-04-27 | 2018-08-10 | 浏阳市源友印务包装有限公司 | A kind of collapsible film covering device of tin material woven bag |
| CN209383123U (en) * | 2018-12-14 | 2019-09-13 | 绍兴布泰纺织印染有限公司 | A Deviation Correcting Structure of a Cloth Coder |
| CN212151026U (en) * | 2020-04-15 | 2020-12-15 | 诚德科技股份有限公司 | Doubling mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111410070A (en) | 2020-07-14 |
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