CN215051168U

CN215051168U - Double-layer turned edge pull cylinder

Info

Publication number: CN215051168U
Application number: CN202120923271.XU
Authority: CN
Inventors: 施加锋
Original assignee: Zhejiang Jiaxin Jinsanta Silk Clothing Co ltd
Current assignee: Zhejiang Jiaxin Jinsanta Silk Clothing Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-07
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a double-deck turn-up slide, including faller, first slide, second slide, stationary blade, the faller on be equipped with tooth's socket, be used for holding sewing machine's feed dog in this tooth's socket, the stationary blade be fixed in first slide and second slide the faller on, first slide include first slide entry and first slide export, the second slide include second slide entry and second slide export, first slide export be close to the entry end of tooth's socket, second slide export be close to from the front side first slide export. The utility model discloses install back on the sewing machine, can carry out the turn-up and bordure to the base cloth and sew up at sewing machine sutural in-process automation, production degree of automation is good, and processingquality can obtain the guarantee, and production efficiency is high.

Description

Double-layer turned edge pull cylinder

Technical Field

The utility model belongs to the technical field of sewing machine accessories and specifically relates to a double-deck turn-up slide.

Background

In the clothing and home textile industries, the edge of the fabric is often required to be covered, especially under the condition of multi-layer covering, for example, one edge pressing is firstly sewn above the edge of the base fabric, and then one covering is sewn on the outer layer, and finally the effects of two layers of covering on the upper surface and one layer of covering on the lower surface are formed. However, the processing process is complicated, generally, manual hemming is adopted and then sewing is carried out one by using a sewing machine, the processing efficiency is low, in the manual hemming process, the width consistency of the hemming is difficult to ensure, and the integral processing quality cannot be guaranteed.

Disclosure of Invention

In order to solve the above problem, the utility model provides a double-deck turn-up slide.

The technical scheme of the utility model is that a double-deck turn-up slide, including faller, first slide, second slide, stationary blade, the faller on be equipped with tooth's socket, be used for holding sewing machine's feed dog in this tooth's socket, the stationary blade with first slide and second slide be fixed in the faller on, first slide include first slide entry and first slide export, the second slide include second slide entry and second slide export, first slide export be close to the entry end of tooth's socket, second slide export be close to from the front side first slide export.

Preferably, the fixing piece comprises a first fixing piece and a second fixing piece, the first fixing piece is fixedly connected with the middle of the first pulling barrel, the first pulling barrel is connected with the needle plate, one end of the second fixing piece is fixedly connected with the first fixing piece, and the other end of the second fixing piece is fixedly connected with the second pulling barrel.

As a further preferred option, the first draw tube comprises a first draw tube body and a first cloth guide frame, the first draw tube body comprises a bottom sheet and a cover sheet, the bottom sheet is horn-shaped as a whole, the left end of the bottom sheet is a first draw tube outlet, the right end of the bottom sheet is a first draw tube inlet, the bottom sheet is flat and positioned at the first draw tube inlet, the bottom sheet gradually shrinks towards the first draw tube outlet from the first draw tube inlet, a fold is formed at the first draw tube outlet, a middle arch part is formed on the cross section, two sides of the bottom recess are shaped, an upward folded edge is arranged on the outer side of the bottom recess, the cover sheet covers the bottom sheet, two side edges of the cover sheet are respectively connected with the folded edge on the bottom sheet and extend towards the bottom recess to form a free edge, and a gap for a cloth strip to pass through is formed between the cover sheet and the bottom sheet; the first cloth guide frame is S-shaped, and the tail end of the first cloth guide frame is connected with the inlet of the first pull cylinder.

Preferably, the outlet of the first pull cylinder is provided with a U-shaped nozzle, and the end part of the U-shaped nozzle is provided with a guide edge; the bottom sheet is fixedly connected with the first fixing sheet, and the cover sheet is provided with a cloth pulling groove.

As a further preferred option, the second draw tube comprises a second draw tube body and a second cloth guide frame, the second draw tube body comprises a second horn part and a second curled part, the second curled part is a metal sheet body and comprises a second middle layer, a second upper layer and a second lower layer, the left side of the second upper layer is connected with the left side of the second lower layer, the right side of the second upper layer is connected with the right side of the second middle layer, the metal sheet body is wound for 1 circle along the circumferential direction of the second middle layer edge by taking the right side of the second middle layer as a central line, the left side of the second middle layer is a free side, the right side of the second lower layer is fixedly connected with the end part of the second fixing sheet, gaps are respectively arranged between the upper side and the lower side of the second middle layer and the second upper layer and the second lower layer for cloth strips to pass through, and the metal sheet body is wound after being provided with a flat tube body, one end is the second and draws a section of thick bamboo export, the other end with second horn portion connect, the one end of second horn portion be uncovered portion, the other end is binding off the portion, the second lead the cloth frame for the S form, terminal and this uncovered portion are connected, the last side of binding off the portion with the edge connection on second upper strata, the lower side with the edge connection on second lower floor, still be equipped with a binding off limit on the binding off the portion, will bind off the portion and the junction closure of metal lamellar body.

Preferably, the needle plate is further provided with a first pull cylinder limiting groove, the side end surface of the first pull cylinder body is arranged in the first pull cylinder limiting groove, and a U-shaped nozzle at the outlet of the first pull cylinder and the needle plate are kept at the same horizontal height; the first fixing piece comprises a bottom plate, a first pull cylinder fixing piece and a guide flanging, the bottom plate is fixed on the needle plate, the first pull cylinder fixing piece is turned upwards on the front side edge of the bottom plate, and the guide flanging is turned backwards on the right end edge of the first pull cylinder fixing piece.

Still more preferably, the first pull cylinder fixing piece is a trapezoid with a large left side and a small right side, the first pull cylinder fixing piece is provided with a pull cylinder fixing slot, the first pull cylinder body is fixedly connected with the first pull cylinder fixing piece through the pull cylinder fixing slot, the pull cylinder fixing slot near the left side is arc-shaped, and the whole length of the pull cylinder fixing piece is longer than that of the pull cylinder fixing slot near the right side.

Still further preferably, the dental forceps further comprise an adjusting poking sheet, the left end of the first pull cylinder limiting groove on the needle plate is close to the inlet end of the tooth socket, a needle eye is arranged between the inlet end of the tooth socket and the first pull cylinder limiting groove, a fixing screw hole is arranged at the edge of the needle plate, an adjusting screw hole and a sliding groove are arranged between the fixing screw hole and the first pull cylinder limiting groove, and the sliding groove is parallel to the first pull cylinder limiting groove; the bottom plate of first stationary blade on be equipped with set screw groove, plectrum groove, bellied bump downwards, the regulation plectrum be equipped with the limit of stirring that upwards turns up, turn over the stirring of rolling over downwards and collude, the bump locate the spout in, the regulation plectrum locate the bottom plate on to pass the set screw groove after-fixing of regulation plectrum, bottom plate in proper order by a set screw and be fixed in the regulation screw in, stir and collude and locate downwards the plectrum inslot, when the regulation plectrum was stirred, stir and collude the direction that drives the bottom plate along the spout and slide, realize that first section of thick bamboo stationary blade is close to or keep away from the eye of a needle.

The utility model has the advantages that: the utility model discloses install back on the sewing machine, can carry out the turn-up and bordure to the base cloth and sew up at sewing machine sutural in-process automation, production degree of automation is good, and processingquality can obtain the guarantee, and production efficiency is high. And be equipped with the regulation plectrum, can adjust the distance between first stationary blade and the pinhole according to actual need to realize the width control of borduring, the adaptability of processing is better. The angle adjustment of a first slide can be realized through the slide fixing groove to be provided, so that the angle requirement in the machining process can be better met.

Drawings

Fig. 1 is one of the three-dimensional structures of the present invention.

Fig. 2 is a second perspective view of the present invention.

Fig. 3 is a schematic structural view of the first slide of the present invention.

Fig. 4 is a structural relationship between the cover sheet and the base sheet of the present invention, as viewed from the side of the U-shaped nozzle.

Fig. 5 is a schematic structural diagram of the adjusting dial of the present invention.

Fig. 6 is a schematic structural view of the first fixing plate of the present invention.

Fig. 7 is a schematic structural view of the second crimping portion as viewed from the second horn portion side according to the present invention.

Fig. 8 is a schematic structural view of a needle plate of the present invention.

Fig. 9 is a schematic view of the structure of the edge covering after the processing of the utility model.

Description of reference numerals:

1: a first pull cylinder; 2: a second fixing sheet; 3: a second pull cylinder; 4: a closing edge; 5: a needle plate; 6: a first fixing sheet; 7: adjusting the shifting piece; 8: a second cloth guide frame; 9: a second horn section; 10: a second bead portion; 11: a U-shaped mouth; 12: a guide edge; 13: a first pull cylinder body; 14: a negative film; 15: a first cloth guide frame; 16: covering a sheet: 17: a cloth spreading groove; 18: an arching portion; 19: folding edges; 20: a lower recess; 21: a hook is pulled; 22: poking the edge; 23: guiding and flanging; 24: a set screw slot; 25: salient points; 26: a base plate; 27: a first pull cylinder fixing piece; 28: fixing the slotted hole by a pull cylinder; 29: a slice pulling groove; 30: a second upper layer; 31: a second intermediate layer; 32: a second lower layer; 33: needle eyes; 34: a tooth socket; 35: fixing screw holes; 36: a chute; 37: adjusting the screw hole; 38: a first pull cylinder limiting groove; 39: a base cloth; 40: a fillet; 41: and (6) edge covering.

Detailed Description

The present invention will be further explained with reference to the drawings and the embodiments.

As shown in fig. 1-9, the utility model discloses a faller 5, first slide 1, second slide 3, stationary blade, faller 5 on be equipped with tooth's socket 34, be used for holding sewing machine's feed dog in this tooth's socket 34, the stationary blade be fixed in first slide 1 and second slide 3 needle board 5 on, first slide 1 include first slide entry and first slide export, second slide 3 include second slide entry and second slide export, first slide export be close to the entry end of tooth's socket 34, second slide export be close to from the front side first slide export.

In this embodiment, the fixing pieces include a first fixing piece 6 and a second fixing piece 2, the first fixing piece 6 is fixedly connected with the middle portion of the first pulling barrel 1, the first pulling barrel 1 is connected with the needle plate 5, one end of the second fixing piece 2 is fixedly connected with the first fixing piece 6, and the other end of the second fixing piece 2 is fixedly connected with the second pulling barrel 3.

In this embodiment, the first drawing drum 1 includes a first drawing drum body 13 and a first cloth guide frame 15, the first pull cylinder body 13 comprises a bottom plate 14 and a cover plate 16, the whole of the bottom plate 14 is in a trumpet shape, the left end is a first pull cylinder outlet, the right end is a first pull cylinder inlet, the bottom plate 14 is positioned at the first pull cylinder inlet and is flat, the bottom plate gradually shrinks from the first pull cylinder inlet to the first pull cylinder outlet, at the outlet of the first drawing drum, a fold is formed, forming in cross section a central crown 18, the shape of two undercuts 20, and the outside of the lower concave part 20 is provided with a folded edge 19 which is folded upwards, the cover sheet 16 covers the bottom sheet 14, two side edges of the cover sheet 16 are respectively connected with the folded edge 19 on the bottom sheet 14, and extends to the lower concave part 20 to form a free edge, and a gap for the cloth strip to pass is formed between the cover sheet 16 and the bottom sheet 14; the first cloth guide frame 15 is S-shaped, and the tail end of the first cloth guide frame is connected with the inlet of the first drawing cylinder.

In this embodiment, the outlet of the first pull cylinder is provided with a U-shaped nozzle 11, and the end of the U-shaped nozzle 11 is provided with a guiding edge 12; the bottom sheet 14 is fixedly connected with the first fixing sheet 6, and the cover sheet 16 is provided with a cloth-pulling groove 17. The cloth drawing groove 17 is designed to clamp the edge covering strip from the cloth drawing groove 17 to move towards the outlet of the first drawing cylinder by using tweezers in the process that the edge covering strip is plugged into the first drawing cylinder 1. The design of the U-shaped nozzle 11 is that after the first pull cylinder 1 curls the edge 41, in the process of sewing the edge 41 and the base cloth 39 by the sewing machine, the edge 41 after the curling is turned inwards in the process of pulling the edge 41 by the shape of the U-shaped nozzle 11 and the feed dog in the tooth groove 34, and is sewn by the sewing machine to form the final product, as shown in figure 9, the finished shape of the base part and the edge 41 is finished, the fillet 40 is formed by curling the cloth by the second pull cylinder 3, and the edge 41 is formed by curling the cloth by the first pull cylinder 1 and turning over the U-shaped nozzle 11.

In this embodiment, the second pull cylinder 3 includes a second pull cylinder body and a second cloth guide frame 8, the second pull cylinder body includes a second horn portion 9 and a second hem portion 10, the second hem portion 10 is a metal sheet body including a second middle layer 31, a second upper layer 30 and a second lower layer 32, the left side of the second upper layer 30 is connected with the left side of the second lower layer 32, the right side of the second upper layer 30 is connected with the right side of the second middle layer 31, the metal sheet body is wound around the right side of the second middle layer 31 as a center line for 1 turn along the circumferential direction of the edge of the second middle layer 31, the left side of the second middle layer 31 is a free side, the right side of the second lower layer 32 is fixedly connected with the end of the second fixing piece 2, gaps are formed between the upper and lower sides of the second middle layer 31 and the second upper layer 30 and the second lower layer 32, for the passage of the cloth strip, as shown in figure 7. This metal sheet body is around establishing after being the platykurtic barrel, and one end is the export of second slide, the other end with second horn portion 9 connect, the one end of second horn portion 9 is open portion, the other end is binding off the portion, the second lead cloth holder 8 be the S form, terminal and this open portion are connected, the last side of binding off the portion with the edge connection of second upper 30, the lower side with the edge connection of second lower floor 32, still be equipped with a binding off limit 4 on the binding off the portion, will bind off the junction closure of portion and metal sheet body. The design of the closing edge 4 is to wind the edge of the fillet cloth inwards, so as to avoid the situation that the edge is not flat when the fillet cloth enters the second drawing cylinder 3.

In this embodiment, the needle plate 5 is further provided with a first pull cylinder limiting groove 38, the side end surface of the first pull cylinder body 13 is arranged in the first pull cylinder limiting groove 38, and the U-shaped nozzle 11 at the outlet of the first pull cylinder and the needle plate 5 are kept at the same horizontal height; as shown in fig. 6, the first fixing piece 6 includes a bottom plate 26, a first pull tab fixing piece 27 and a guiding flange 23, the bottom plate 26 is fixed on the needle plate 5, the first pull tab fixing piece 27 is turned up at the front side of the bottom plate 26, and the guiding flange 23 is turned back at the right end of the first pull tab fixing piece 27.

In this embodiment, the first pull cylinder fixing piece 27 is a trapezoid with a large left side and a small right side, the first pull cylinder fixing piece 27 is provided with a pull cylinder fixing slot 28, the first pull cylinder body 13 is fixedly connected with the first pull cylinder fixing piece 27 through the pull cylinder fixing slot 28, the pull cylinder fixing slot near the left side is arc-shaped, and the whole length of the pull cylinder fixing piece is longer than that of the pull cylinder fixing slot near the right side. The angle of the first pull cylinder outlet can be adjusted through the position of the screw in the pull cylinder fixing groove hole, so that better processing is adapted.

In this embodiment, the sewing machine further comprises an adjusting plectrum 7, the left end of the first pull cylinder limiting groove 38 on the needle plate 5 is close to the inlet end of the tooth socket 34, as shown in fig. 8, a needle eye 33 is arranged between the inlet end of the tooth socket 34 and the first pull cylinder limiting groove 38, a fixing screw hole 35 is arranged at the edge of the needle plate 5, the fixing screw hole 35 is used for fixing the needle plate 5 on the sewing machine, the needle eye 33 is opposite to the needle of the sewing machine, and the feed dog of the sewing machine is embedded in the tooth socket 34. An adjusting screw hole 37 and a sliding groove 36 are arranged between the fixing screw hole 35 and the first pull cylinder limiting groove 38, and the sliding groove 36 is parallel to the first pull cylinder limiting groove 38; bottom plate 26 of first stationary blade 6 on be equipped with set screw groove 24, plectrum groove 29, bellied bump 25 down, as shown in fig. 5, regulation plectrum 7 be equipped with the limit 22 of stirring of upwards turning up, turn over stir and collude 21 of turning over downwards, bump 25 locate spout 36 in, regulation plectrum 7 locate bottom plate 26 on to pass in proper order by a set screw and adjust

plectrum

7, 26 fixed screw groove 24 after-fixing in of bottom plate regulation screw 37 in, stir and collude 21 and locate downwards plectrum groove 29 in, when regulation plectrum 7 stirs, stir and collude 21 and drive bottom plate 26 and slide along the direction of spout 36, realize that first slide stationary blade 27 is close to or keeps away from eye of a needle 33. Be equipped with and adjust plectrum 7, can adjust the distance between first stationary blade 6 and the pinhole according to actual need to realize the width control of borduring 41, the adaptability of processing is better.

Processing man-hour, only need will the utility model discloses be fixed in sewing machine's processing department to at first cloth guide frame 15 and second cloth guide frame 8 internal division fixed corresponding borduring, fillet 40, and will bordure, fillet 40 draws a mouthful department from first slide export and second slide export in proper order, ensures that the turn-up is smooth and easy, the condition that no card went up, then adjusted bordure 41, fillet 40 and base cloth 39 between the positional relation, pushed down by sewing machine's presser foot board, can bordure 41 processing.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the term "connected" or the like is to be construed broadly, e.g., as meaning a fixed connection, a detachable connection, or an integral part; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a double-deck turn-up slide, includes faller (5), first slide (1), second slide (3), stationary blade, faller (5) on be equipped with tooth's socket (34), be used for holding sewing machine's feed dog in this tooth's socket (34), the stationary blade be fixed in first slide (1) and second slide (3) faller (5) on, first slide (1) including first slide entry and first slide export, second slide (3) including second slide entry and second slide export, first slide export be close to the entry end of tooth's socket (34), second slide export be close to from the front side first slide export.

2. The double-layer hemming barrel according to claim 1 wherein the fixing piece includes a first fixing piece (6) and a second fixing piece (2), the first fixing piece (6) is fixedly connected with the middle portion of the first barrel (1) to connect the first barrel (1) with the needle plate (5), one end of the second fixing piece (2) is fixedly connected with the first fixing piece (6), and the other end is fixedly connected with the second barrel (3).

3. A double-layer hemming roller according to claim 2 wherein the first roller (1) comprises a first roller body (13) and a first cloth guiding frame (15), the first roller body (13) comprises a bottom sheet (14) and a cover sheet (16), the bottom sheet (14) is flared as a whole, the left end is a first roller outlet, the right end is a first roller inlet, the bottom sheet (14) is flat at the first roller inlet, gradually shrinks from the first roller inlet to the first roller outlet, wrinkles are formed at the first roller outlet, a middle arch part (18) is formed on the cross section, the shape of two lower concave parts (20) is provided, an upward folded hem (19) is provided at the outer side of the lower concave part (20), the cover sheet (16) covers the bottom sheet (14), two side edges of the cover sheet (16) are respectively connected with the hem (19) on the bottom sheet (14), and extend to the lower concave part (20) to form a free edge, and a gap for the cloth strip to pass is formed between the cover sheet (16) and the bottom sheet (14); the first cloth guide frame (15) is S-shaped, and the tail end of the first cloth guide frame is connected with the inlet of the first pull cylinder.

4. A double-layer hemming tube according to claim 3 wherein the first tube outlet is provided with a U-shaped mouth (11) and the end of the U-shaped mouth (11) is provided with a guiding edge (12); the bottom sheet (14) is fixedly connected with the first fixing sheet (6), and the cover sheet (16) is provided with a cloth pulling groove (17).

5. The double-layer hemming pot according to claim 2 wherein the second pot (3) comprises a second pot body and a second cloth guide frame (8), the second pot body comprises a second horn portion (9) and a second hem portion (10), the second hem portion (10) is a metal sheet body comprising a second middle layer (31), a second upper layer (30) and a second lower layer (32), the left side of the second upper layer (30) is connected with the left side of the second lower layer (32), the right side of the second upper layer (30) is connected with the right side of the second middle layer (31), the metal sheet body is wound around the right side of the second middle layer (31) for 1 turn along the circumferential direction of the edge of the second middle layer (31) with the right side of the second middle layer (31) as a central line, the left side of the second middle layer (31) is a free side, the right side of the second lower layer (32) is fixedly connected with the end of the second fixing piece (2), two upper and lower sides and second upper strata (30) and the second lower floor (32) of second intermediate level (31) are all gapped between, supply the cloth to pass through, and this metal sheet body is around establishing after being the platykurtic barrel, and one end is the second and draws a section of thick bamboo export, the other end with second horn portion (9) be connected, the one end of second horn portion (9) is for opening the portion, the other end is binding off portion, second fabric guide frame (8) be the S form, terminal and this open portion is connected, the last side of binding off portion with the edge connection of second upper strata (30), the lower side with the edge connection of second lower floor (32), still be equipped with a binding off limit (4) on the binding off portion, will accept the junction closure of mouth portion and metal sheet body.

6. The double-layer curling drum according to claim 4, wherein the needle plate (5) is further provided with a first drum limiting groove (38), the side end face of the first drum body (13) is arranged in the first drum limiting groove (38), and the U-shaped nozzle (11) at the outlet of the first drum is kept at the same horizontal height with the needle plate (5); first stationary blade (6) include bottom plate (26), first slide stationary blade (27) and direction turn-ups (23), bottom plate (26) be fixed in faller (5) on, first slide stationary blade (27) upwards turn-ups in the front side of bottom plate (26), direction turn-ups (23) turn over in the right-hand member limit of first slide stationary blade (27) backward.

7. The double-layer hemming sleeve runner according to claim 6 wherein the first sleeve runner fixing piece (27) is a trapezoid with a large left and a small right, the first sleeve runner fixing piece (27) is provided with a sleeve runner fixing slot (28), the first sleeve runner body (13) is fixedly connected with the first sleeve runner fixing piece (27) through the sleeve runner fixing slot (28), the sleeve runner fixing slot near the left side is arc-shaped, and the whole length is longer than that of the sleeve runner fixing slot near the right side.

8. The double-layer hemming sleeve according to claim 6 further comprising an adjusting pick (7), wherein the left end of the first sleeve limiting groove (38) on the needle plate (5) is close to the inlet end of the tooth socket (34), a needle eye (33) is arranged between the inlet end of the tooth socket (34) and the first sleeve limiting groove (38), a fixing screw hole (35) is arranged at the edge of the needle plate (5), an adjusting screw hole (37) and a sliding groove (36) are arranged between the fixing screw hole (35) and the first sleeve limiting groove (38), and the sliding groove (36) and the first sleeve limiting groove (38) are arranged in parallel; a bottom plate (26) of the first fixing piece (6) is provided with a fixing screw groove (24), a pulling piece groove (29) and a convex point (25) protruding downwards, the adjusting poking sheet (7) is provided with a poking edge (22) which is turned upwards and a poking hook (21) which is turned downwards, the salient point (25) is arranged in the sliding groove (36), the adjusting poking sheet (7) is arranged on the bottom plate (26), and a fixing screw passes through the adjusting shifting sheet (7) and the fixing screw groove (24) of the bottom plate (26) in sequence and then is fixed in the adjusting screw hole (37), the toggle hook (21) is downwards arranged in the toggle sheet groove (29), when the adjusting shifting piece (7) is shifted, the shifting hook (21) drives the bottom plate (26) to slide along the direction of the sliding groove (36), so that the first pulling cylinder fixing piece (27) is close to or far away from the needle eye (33).