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CN-121986996-A - Automatic down filling equipment and down filling method for down jackets

CN121986996ACN 121986996 ACN121986996 ACN 121986996ACN-121986996-A

Abstract

The invention discloses down jacket automatic down filling equipment and a down filling method, belonging to the technical field of down jacket production, wherein the equipment comprises a shell, and a down storage assembly, a pressing mechanism and a pumping mechanism which are arranged in the shell; the velvet storage assembly comprises an outer layer box, an inner layer box and a weighing assembly arranged at the bottom of the outer layer box, a channel gap is formed between the outer layer box and the inner layer box, openings are formed in the top of the outer layer box and the inner layer box, and a screen plate is arranged at the bottom of the inner layer box. According to the down feather filling machine, the inner layer box body and the outer layer box body are arranged, the channel gap is formed in the middle of the inner layer box body, the inner layer box body is used for storing down feather, the inner layer box body is internally provided with the screen plate, floating down feather can be quickly compacted through the annular screen plate in the weighing process before and after down feather filling, weighing and displaying are convenient, stable and accurate, then the compacted down feather can be quickly blown off and fluffy through air inlet of the channel gap, and the down feather is filled into the inner container in a uniformly dispersed state through up and down hedging air flow of the inner layer box body.

Inventors

  • CHEN YAN
  • MA CHEN

Assignees

  • 上海高梵科技有限公司

Dates

Publication Date
20260508
Application Date
20260324

Claims (9)

  1. 1. An automatic down filling device for down jackets is characterized by comprising a shell (1) and a down filling device arranged in the shell (1) The velvet storage assembly (2) comprises an outer layer box (21), an inner layer box (22) and a weighing assembly (24) arranged at the bottom of the outer layer box (21), wherein a channel gap is formed between the outer layer box (21) and the inner layer box (22), openings are formed in the top of the outer layer box, and a screen plate (23) is arranged at the bottom of the inner layer box (22); the compaction mechanism (3) comprises an annular net piece (31) which is arranged on the inner layer box (22) in a sliding manner and a driving mechanism which drives the annular net piece (31) and is used for compacting floating down feather during weighing, and a valve plate (36) which is opened and closed by means of air pressure difference is arranged at the middle part of the annular net piece (31); and a pumping mechanism (4) for docking the opening and pumping down or air.
  2. 2. The automatic down jacket filling equipment according to claim 1, wherein a down filling pipe (29) is arranged on the side face of the inner layer box (22), the down filling pipe (29) comprises a hose, a supporting framework and a valve (210), and an electromagnet (11) for controlling the opening and closing of the valve (210) in a non-contact manner is further arranged in the shell (1).
  3. 3. The automatic down jacket filling device according to claim 1, wherein the pumping mechanism (4) comprises a shell (41) arranged on the shell (1), two butt joint parts (43) arranged in the shell (41) in a lifting manner, openings for respectively butt-jointing the outer layer box (21) and the inner layer box (22), a first air channel (46) for air inlet and outlet and a second air channel (47) for air inlet and outlet and down pumping are arranged on the shell (41), and the two butt joint parts (43) are respectively communicated with the first air channel (46) and the second air channel (47).
  4. 4. A down jacket automation down filling device according to claim 3, characterized in that the outer layer box (21) is vertically connected with the weighing assembly (24) in a sliding manner, a sliding piece (26) is arranged at the bottom of the outer layer box (21), a sliding seat (25) is arranged on the surface of the weighing assembly (24), an elastic supporting part (27) for supporting the outer layer box (21) is arranged between the outer layer box (21) and the weighing assembly (24), an annular flexible sealing piece (42) is further arranged on the inner wall of the outer shell (41), and a chamfer is arranged at the upper end of the flexible sealing piece (42) and used for pressing the outer layer box (21) and the sealing piece (42) when the butt joint part (43) presses the opening of the outer layer box (21).
  5. 5. A down jacket automation down filling device according to claim 3, characterized in that the two abutting parts (43) are two annular plates with diameters respectively matched with the openings, the two annular plates are connected through spokes, the outer abutting part (43) is driven to lift through a telescopic piece (44) arranged in the shell (41), and the outer abutting part (43) is communicated with the first air duct (46) and the inner abutting part (43) is communicated with the second air duct (47) through a flexible channel (45).
  6. 6. An automated down jacket filling device according to claim 4, characterized in that the driving mechanism comprises a plurality of piston cavities (32) arranged in a gap between the outer layer box (21) and the inner layer box (22), and piston parts (33) arranged in the piston cavities (32), wherein guide ropes are arranged on the surfaces of the piston parts (33) and connected to the annular net piece (31), steering guide wheels (35) in rolling connection with the guide ropes are arranged on the top side edges of the inner layer box (22), a hydraulic cavity is arranged between the sliding piece (26) and the sliding seat (25), and connecting pipes (34) are arranged between the piston cavities (32) and the hydraulic cavity, so that the annular net piece (31) is driven to descend when the outer layer box (21) is lifted, and the annular net piece (31) is driven to ascend when the outer layer box (21) is lifted.
  7. 7. An automated down jacket down filling device according to claim 1, characterized in that an extension cylinder (28) is arranged inwards of the opening of the inner layer box (22) and used for limiting the travel of the annular net piece (31), the valve plate (36) is a split hinge plate, an elastic component is arranged at the hinge position to enable the valve plate (36) to be normally closed, an extension arm (37) is arranged in the opposite direction of the hinge position of the valve plate (36), a movable pin (38) is arranged on the surface of the annular net piece (31) in a telescopic manner, a spring (39) for enabling the movable pin (38) to keep the ascending trend is sleeved on the surface of the movable pin (38), and a limiting part (310) is arranged on the outer wall of the extension cylinder (28) and used for pressing the movable pin (38) down to compress the extension arm (37) when the annular net piece (31) is lifted.
  8. 8. The automatic down jacket filling device according to claim 7, wherein the inner wall of the extension cylinder (28) is further provided with a sliding cylinder (311) in a sliding manner, a side air outlet (312) is formed in the surface of the sliding cylinder (311), a side hole (211) is formed in the side wall of the extension cylinder (28), and the side air outlet (312) is communicated with the side hole (211) in an aligned manner when the extension arm (37) is pressed.
  9. 9. A down filling method based on the down jacket automatic down filling equipment according to any one of claims 1 to 8, characterized by comprising the following steps: s1, sealing a down filling pipe (29), pumping down and air mixture into an inner layer box (22), discharging air through a screen plate (23) and a channel gap, and weighing a down storage assembly (2) after a pressing mechanism (3) presses down to obtain G1; s2, pumping air into the outer layer box (21) and the inner layer box (22), recording pumping flow, starting a down filling pipe (29), rolling down by the air, filling the down into the liner through the down filling pipe (29), and weighing a down storage assembly (2) to obtain G2 after the down is compressed by a compressing mechanism (3), wherein the actual down filling amount is obtained based on the difference between G1 and G2; S3, comparing the actual down filling amount with the preset down filling amount, if the actual down filling amount is large, reducing the pumping flow in S2, and if the actual down filling amount is small, increasing the pumping flow.

Description

Automatic down filling equipment and down filling method for down jackets Technical Field The invention relates to the field of down jacket production, in particular to automatic down jacket down filling equipment and a down filling method. Background Along with the automatic development, in the down jacket down filling process, a down filling machine can be adopted for automatic down filling, the down filling machine firstly sucks down into a down storage box through a fan, then a down filling pipe is inserted into a down jacket liner, air is introduced into the down storage box to fill down into the down jacket liner, and in the aspect of controlling down filling quantity, the conventional down filling machine generally obtains down filling quantity by weighing in the down storage box. The existing metering mode is insufficient, when the down is weighed, part of the down is in a floating state, the weighing precision is possibly lower, when the down is sucked into the down storage box, the down is different from a liquid medium and a pure gas medium, mixed air is required to be sucked, so that the sucked amount is difficult to accurately control, a complex compensation algorithm is often required to carry out regulation and control calculation, and the parameter setting of the compensation algorithm of the down products of different types and batches requires a large amount of data to support training, so that the mode of controlling the down filling amount by means of the compensation algorithm has high cost and is not suitable for production of a small amount of products of multiple batches. Disclosure of Invention The invention aims to provide automatic down filling equipment and a down filling method for down jackets, which solve the problem of control of down filling amount by the existing down filling machine. The invention realizes the above purpose through the following technical scheme: an automatic down filling device for down jackets comprises a shell and a down filling device arranged in the shell The velvet storage assembly comprises an outer layer box, an inner layer box and a weighing assembly arranged at the bottom of the outer layer box, a channel gap is formed between the outer layer box and the inner layer box, openings are formed in the top of the outer layer box and the inner layer box, and a screen plate is arranged at the bottom of the inner layer box; The compaction mechanism comprises an annular net sheet arranged in the inner layer box in a sliding manner and a driving mechanism for driving the annular net sheet, and is used for compacting floating down feather during weighing, and a valve plate which is opened and closed by means of air pressure difference is arranged at the middle part of the annular net sheet; And the pumping mechanism is used for butting the opening and pumping down or air. As a preferable scheme of the invention, the down filling pipe is arranged on the side surface of the inner layer box, the down filling pipe comprises a hose, a supporting framework and a valve, an electromagnet for controlling the opening and closing of the valve in a non-contact manner is further arranged in the shell, the valve is controlled to be opened and closed by the non-contact electromagnet so as to be closed after the down filling period, down is supplemented to the inner layer box, and the non-contact driving mode can avoid the contact of the down storage assembly with the outside in the weighing process, so that the weighing precision is higher. As a preferred scheme of the invention, the pumping mechanism comprises a shell arranged on a shell, and two butt joint parts which are arranged in the shell in a lifting manner, wherein the two butt joint parts are respectively used for butt joint with openings of an outer layer box and an inner layer box, a first air channel for air in and out and a second air channel for air in and out and down pumping are arranged on the shell, and the two butt joint parts are respectively communicated with the first air channel and the second air channel. As a preferable scheme of the invention, the outer layer box is vertically and slidably connected with the weighing assembly, the bottom of the outer layer box is provided with the sliding part, the surface of the weighing assembly is provided with the sliding seat, an elastic supporting part for supporting the outer layer box is arranged between the outer layer box and the weighing assembly, the inner wall of the shell is also provided with the annular flexible sealing part, the upper end of the flexible sealing part is provided with a chamfer for pressing the outer layer box and the sealing part when the butt joint part presses the opening of the outer layer box. As a preferable scheme of the invention, the two abutting parts are annular plates with two diameters respectively matched with the openings, the two annular plates are connected through spokes, the outer abutting part is driven to lif