Search

CN-121992586-A - Material folding device and bag opening machine

CN121992586ACN 121992586 ACN121992586 ACN 121992586ACN-121992586-A

Abstract

The invention discloses a material folding device and a bag opening machine, and relates to the technical field of bag opening machines; the device comprises a bracket, a first material folding unit, a second material folding unit, a first driving component and a second driving component, wherein the bracket is provided with a plurality of first material folding flanges in parallel along a first direction, the first material folding unit is provided with a plurality of first material folding flanges in parallel along the first direction in a sliding manner, the second material folding unit is provided with a plurality of second material folding flanges in parallel along the first direction in a sliding manner, the first material folding flanges and the second material folding flanges are arranged in opposite directions along a second direction perpendicular to the first direction in a sliding manner, the first driving component is used for driving the first material folding units and the second material folding units to move along the first direction so as to adjust gaps between the first material folding units and gaps between the second material folding units, and the second driving component is used for driving the first material folding units and the second material folding units to move oppositely or reversely along the second direction. The invention can meet the material folding requirements of the bag openings with different sizes, and the material folding device does not need to be replaced.

Inventors

  • WU MINGPING
  • XUAN YANGYANG
  • TANG SHUYONG

Assignees

  • 宁波传祺缝纫科技有限公司

Dates

Publication Date
20260508
Application Date
20260208

Claims (10)

  1. 1. A folder, characterized in that the folder (1000) comprises: A bracket (100); the first material folding unit (200), the first material folding unit (200) is slidably arranged on the bracket (100), a plurality of first material folding units (200) are arranged in parallel along a first direction, and the first material folding unit (200) is convexly provided with a first material folding flanging (201); The device comprises a bracket (100), a first material folding unit (300), a second material folding unit (300), a first material folding flanging (201) and a second material folding flanging (301), wherein the second material folding unit (300) is arranged opposite to the first material folding unit (200), the second material folding unit (300) is slidably arranged on the bracket (100), and a plurality of second material folding units (300) are arranged in parallel along a first direction, the second material folding flanging (301) is convexly arranged on the second material folding unit (300), and the first material folding flanging (201) and the second material folding flanging (301) are oppositely arranged along a second direction, wherein the first direction is perpendicular to the second direction; A first driving component (400), wherein the first driving component (400) is connected to the first material folding unit (200) and/or the second material folding unit (300) and is used for driving the first material folding unit (200) and the second material folding unit (300) to move along the first direction so as to adjust a gap between the first material folding units (200) and a gap between the second material folding units (300); The second driving assembly (500) is connected to the first material folding unit (200) and/or the second material folding unit (300), and is used for driving the first material folding unit (200) and the second material folding unit (300) to move oppositely or reversely along the second direction.
  2. 2. The material folder according to claim 1, wherein the bracket (100) comprises a supporting seat (110), a first material folding seat (120) and a second material folding seat (130), the first material folding seat (120) and the second material folding seat (130) are slidably arranged on the supporting seat (110) along the second direction, the first material folding unit (200) is slidably connected to the first material folding seat (120) along the first direction, the second material folding unit (300) is slidably connected to the second material folding seat (130) along the first direction, and the second driving assembly (500) is connected to the first material folding seat (120) and the second material folding seat (130) and is used for driving the first material folding seat (120) and the second material folding seat (130) to slide towards each other or back along the second direction.
  3. 3. The material folder as claimed in claim 2, wherein the first driving assembly (400) comprises a power member (410), a driving member and a plurality of driving rods (430), wherein the driving member is provided with a plurality of strip-shaped driving grooves (440), the driving grooves (440) are arranged along the first direction, the driving grooves (440) are obliquely arranged relative to the first direction, the inclination angles of the driving grooves (440) relative to the first direction are gradually increased or gradually decreased along the first direction, the driving rods (430) are correspondingly inserted and matched into the driving grooves (440), and the power member (410) is connected to the driving member and used for driving the driving member to move relative to the driving rods (430) so as to enable the driving rods (430) to slide relative to the inner walls of the driving grooves (440) along the length direction of the driving grooves (440). The driving rods (430) are fixedly connected to the first material folding unit (200) in a one-to-one correspondence manner, the power piece (410) is arranged on the first material folding seat (120), and/or the driving rods (430) are fixedly connected to the second material folding unit (300) in a one-to-one correspondence manner, and the power piece (410) is arranged on the second material folding seat (130).
  4. 4. A folder as claimed in claim 3, characterized in that the driving member comprises a driving plate (420), the driving member (410) is connected to the driving plate (420) and is capable of driving the driving plate (420) to move perpendicular to the first direction, and the plurality of driving grooves (440) are formed in the driving plate (420), and the driving grooves (440) are elongated grooves parallel to the driving plate (420).
  5. 5. The dispenser according to claim 4, wherein the driving slot (440) is a long straight slot, the driving slot (440) satisfies (1/k 1-1/k2=m), wherein k1 and k2 are slopes of angles between any two adjacent driving slots (440) and the first direction, and k1< k2, M are constants.
  6. 6. The material folding device according to claim 4, wherein the power unit (410) includes a first driving motor (411), a first gear (412) and a first rack (413), the first rack (413) is fixedly connected to the driving plate (420), the first rack (413) is perpendicular to the first direction, the first gear (412) is meshed with the first rack (413), and the first gear (412) is coaxially fixed to a rotating shaft of the first driving motor (411).
  7. 7. A folder according to claim 2, wherein the first folder (120) is provided with a guiding post (140), the guiding post (140) extending in the first direction, the first folder unit (200) being provided with a guiding hole slidingly engaging the guiding post (140); And/or, the second material folding seat (130) is provided with a guide column (140), the guide column (140) extends along the first direction, and the second material folding unit (300) is provided with a guide hole in sliding fit with the guide column (140).
  8. 8. The material folding device according to claim 1, wherein the first material folding units (200) and the second material folding units (300) are arranged in a one-to-one correspondence, a first inserting hole (202) is formed in one side of each first material folding unit (200) facing each second material folding unit (300), a second inserting hole (302) is formed in one side of each second material folding unit (300) facing each first material folding unit (200), a synchronizing shaft (800) is inserted into each of the first inserting hole (202) and the second inserting hole (302), and the synchronizing shaft (800) extends along the second direction and can slide along the axial directions of the first inserting hole (202) and the second inserting hole (302).
  9. 9. The material folder according to claim 1, wherein the material folder (1000) further comprises two end material folding units (900), the two end material folding units (900) are arranged, a plurality of first material folding units (200) and a plurality of second material folding units (300) are arranged between the two end material folding units (900), two end material folding units (900) are respectively provided with an end material folding flanging (910) in a protruding mode, the two end material folding flanging (910) are arranged opposite to each other along the first direction, two first material folding units (200) at two ends are respectively fixedly connected to one end material folding unit (900) in a plurality of arranged first material folding units (200), and/or two second material folding units (300) at two ends are respectively fixedly connected to one end material folding unit (900) in a plurality of arranged second material folding units (300).
  10. 10. A bag opening machine, characterized in that the bag opening machine comprises a frame, a frame pressing mechanism, a cutting mechanism, a sewing mechanism and a material folder (1000) according to any one of claims 1-9, wherein the frame pressing mechanism, the cutting mechanism, the sewing mechanism and the material folder (1000) are arranged on the frame.

Description

Material folding device and bag opening machine Technical Field The invention relates to the technical field of bag opening machines, in particular to a material folding device and a bag opening machine. Background The bag opening machine is mechanical equipment for clothing pocket processing, and the material folding device is an important device on the bag opening machine. When the bag opening machine processes the bag, a bag opening is cut on the surface cloth through the cutting mechanism, the material folding device is inserted into the bag opening to fold the cut bag opening inwards, then the bag cloth is placed below the bag opening, and the bag cloth is sewn on the bag opening through the sewing mechanism. The Chinese patent publication No. CN117188053A discloses a folding mechanism for a clothing bag opening machine, which comprises a bracket, a sliding seat, a driving piece and a folding knife, wherein the folding knife comprises a first folding knife, a second folding knife, a third folding knife and a fourth folding knife which can form a rectangular outer contour in a surrounding way, and the driving piece can drive the first folding knife and the second folding knife to synchronously move outwards or drive the third folding knife and the fourth folding knife to synchronously move outwards, so that folding operation is realized. In the above technical scheme, the material folding mechanism can only fold the material for the pocket mouth with specific size, when the pocket mouth size to be processed changes, the material folding mechanism with corresponding size can only be replaced, the disassembly, assembly and replacement of the material folding mechanism on the bag opening machine are troublesome, and the material folding mechanism with various sizes needs to be equipped for replacement, so that the equipment cost is increased. Disclosure of Invention The invention aims to overcome the defects of the prior art, and provides a material folding device and a bag opening machine, which can adapt to the material folding requirements of bag openings with different sizes, reduce the complicated operation of replacing a material folding mechanism and reduce the cost of the bag opening machine. The technical aim of the invention is realized by the following technical scheme: according to a first aspect of the present invention, there is provided a folder comprising: A bracket; The first material folding units are slidably arranged on the support, a plurality of first material folding units are arranged in parallel along a first direction, and first material folding flanges are arranged on the first material folding units in a protruding mode; The device comprises a bracket, a first material folding unit, a second material folding unit and a first material folding unit, wherein the first material folding unit is arranged opposite to the first material folding unit, the second material folding unit is slidably arranged on the bracket, and a plurality of second material folding units are arranged in parallel along a first direction; The first driving assembly is connected to the first material folding unit and the second material folding unit and is used for driving the first material folding unit and the second material folding unit to move along the first direction so as to adjust the gap between the first material folding units and the gap between the second material folding units; The second driving assembly is connected to the first material folding unit and the second material folding unit and is used for driving the first material folding unit and the second material folding unit to move oppositely or reversely along the second direction. Further, the support comprises a supporting seat, a first material folding seat and a second material folding seat, wherein the first material folding seat and the second material folding seat can be slidably arranged on the supporting seat along the second direction, the first material folding unit can be slidably connected with the first material folding seat along the first direction, the second material folding unit can be slidably connected with the second material folding seat along the first direction, and the second driving assembly is connected with the first material folding seat and the second material folding seat and is used for driving the first material folding seat and the second material folding seat to oppositely or reversely slide along the second direction. The first driving assembly comprises a power piece, a driving piece and a plurality of driving rods, wherein the driving piece is provided with a plurality of strip-shaped driving grooves, the driving grooves are distributed along the first direction, the driving grooves are obliquely arranged relative to the first direction, the inclination angles of the driving grooves relative to the first direction are gradually increased or gradually reduced along the first direction, the driving rods