CN201704526U

CN201704526U - Device for automatically trimming threads of industrial sewing machine

Info

Publication number: CN201704526U
Application number: CN2010202212257U
Authority: CN
Inventors: 顾飞龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-06-03
Filing date: 2010-06-03
Publication date: 2011-01-12
Anticipated expiration: 2020-06-03

Abstract

The utility model provides a device for automatically trimming the threads of an industrial sewing machine. A base is arranged on the lateral side of a sewing platform of a sewing machine; a trimming unit and a locating seat are arranged on the base; a guiding channel is formed on the locating seat and connected with a suction unit via a connector; first detection units are mounted on two sides of the guiding channel; a second detection unit is arranged at the part where the sewing machine body corresponds to the sewing platform; and a blowing unit is arranged at the part where the sewing machine body corresponds to the guiding channel. Accordingly, the second detection unit is used for detecting the position of a fabric; the blowing unit, trimming unit and suction unit are driven on a timely basis to blow the sewed thread ends on the fabric into the guiding channel, trim away the sewed thread ends and pump the sewed thread ends to the suction unit; the first detection units are used for detecting whether sewed thread tails are drawn to the guiding channel by a sewer; and the trimming unit and suction unit are driven to trim away the sewed threads and pump the sewed thread tails to the suction unit, thus achieving the effect of automated operation.

Description

The industrial sewing machine automatic thread trimming device

Technical field

The relevant a kind of industrial sewing machine automatic thread trimming device of the utility model refers in particular to a kind of can automatically the end of a thread and the line tail of sewing being cut off, and by the Sewing machines cutting facility innovative design of suction unit absorption with centralized collection.

Background technology

General traditional Sewing machines is one and connects a ground and become a string in succession by the suture that does not cut off as yet that wait to make and finish after the some, the sewings that one by one bunchiness is linked to each other is cut off with scissors one by one again when operation sewing workpiece.This operational method is cut off one by one owing to the operating personnel still must pick up scissors in addition again, so comparatively time-consuming consumption worker.

Please refer to TaiWan, China in disclosed No. 098204640 " Sewing machines cutting facility (one) " novel patent application on August 11st, 2009 and disclosed on the same day of the same month of the same year No. 098204637 " Sewing machines cutting facility (two) " novel patent application, this two patent application is the previous invention of the application's utility model design that the inventor invents, different in order to add man-hour employed Sewing machines type in response to sewing because of function or label etc., look itself situation for the practitioner and select the required cutting facility of installing; Be above-mentioned two novel when using, need the end of a thread or the intact line tail of sewing are drawn in the cutting facility,, the end of a thread, line tail are separated with cloth, can't reach the automatic job pattern of consistentization like this to drive cutting facility afterwards again with the pedal post legged.

Given this, the inventor of the application's utility model is promptly once more in line with this original intention, and research and development create another kind of structure and can reach automation, the industrial sewing machine automatic thread trimming device of more simplifying in the operation.

The utility model content

Main purpose of the present utility model, provide a kind of industrial sewing machine automatic thread trimming device, can drive the trimming unit automatically, the end of a thread on the cloth sheet and line tail are cut off, and with the end of a thread and the line tail centralized collection cut, carry out the sewing operation of next clothing for the user, and this cutting facility has the characteristic that automation trimming function was simplified, assembles easily and reached to mode of operation.

For reaching above-mentioned purpose, industrial sewing machine automatic thread trimming device of the present utility model is realized by following technical scheme:

Industrial sewing machine automatic thread trimming device of the present utility model, be that side edge in the sewing platform of Sewing machines is provided with pedestal, on pedestal, establish trimming unit and positioning seat, has the guiding conduit on this positioning seat, and the guiding conduit is connected with external suction unit by joint, two sides in the guiding conduit are equiped with first detecting unit, in addition in the body of Sewing machines to should installing second detecting unit in sewing platform place, and above the corresponding guiding of the body conduit of Sewing machines, locate to be equiped with insufflation unit.

Useful technique effect of the present utility model is: utilize second detecting element to detect cloth sheet position, and drive insufflation unit, trimming unit and suction unit in good time, guiding is cut off in the conduit and purt is drawn to suction unit so that the suture head on the cloth sheet is blown into, other utilizes first detecting unit to detect the sewer and whether the suture tail is pulled to the guiding conduit, to drive trimming unit and suction unit cutting suture tail and the suture purt is drawn to suction unit, to reach the usefulness of automated job.

Description of drawings

Fig. 1 is that cutting facility of the present utility model is installed in the three-dimensional exploded view on the Sewing machines.

Fig. 2 is that cutting facility of the present utility model is installed in the three-dimensional combination figure on the Sewing machines.

Fig. 3 is the schematic perspective view of cutting facility of the present utility model before carrying out sewing.

Fig. 4 is that its blowing unit of cutting facility of the present utility model is blown into the suture head front-view schematic diagram of guiding in the conduit.

Fig. 5 is the front-view schematic diagram that the suture head is cut off in its trimming unit of cutting facility of the present utility model.

Fig. 6 is the schematic perspective view of cutting facility of the present utility model after carrying out sewing.

Fig. 7 is a cutting facility of the present utility model in carrying out the front-view schematic diagram of line tail when cutting off.

Fig. 8 is that cutting facility of the present utility model is in the front-view schematic diagram of carrying out after the line tail is cut off.

The specific embodiment

Have more complete and clearly exposure for making technological means of the present utility model, utility model purpose and reaching effect, preferred embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.

See also Fig. 1～Fig. 2, be the structural map of industrial sewing machine automatic thread trimming device of the present utility model.This industrial sewing machine automatic thread trimming device is to establish a pedestal 2 in the side edge of the sewing platform 11 of Sewing machines 1, be provided with a trimming unit 3 and a positioning seat 4 in this pedestal 2, and on this positioning seat 4, put one and guide conduit 41, and make this guiding conduit 41 be connected with an external suction unit 5 by joint 42, two sides in this guiding conduit 41 are equiped with first detecting unit 6 again, and establish an enclosing cover 7 in the outboard cover of this positioning seat 4, in addition in the body of Sewing machines 1 to installing second detecting unit 8 in sewing platform 11 places, in the body of this Sewing machines 1 place, top that should guide channel road 41 is equiped with insufflation unit 9 again.

In view of the above, when desiring to carry out with in a tubular form the sewing operation of cloth sheet A sewing, referring to Fig. 1 and Fig. 3～Fig. 5, at first be to utilize this second detecting unit 8 to detect cloth sheet A position, sensed the cloth sheet A of seam feeding when this second detecting unit 8 after, just can notify this insufflation unit 9 in starting behind the preset time at interval, begin to blow, this is played the suture head B that knots of seam is blown in this this guiding conduit 41, at this moment, because of detecting, first detecting unit 6 have suture head B to pass through in this guiding conduit 41, cut off this suture head B so drive this trimming unit 3, this external suction unit 5 is also carrying out aspiratory action simultaneously, and the suture head B that will be cut off is drawn to extraneous centralized collection through these guiding conduit 41 purts.And when the user finishes the sewing operation of this cloth sheet A, referring to Fig. 1 and Fig. 6～Fig. 8, the user directly establishes the suture tail C drawing of connection to this guiding conduit 41 with Shang Yubu sheet A seam, make first detecting unit 6 of position detect suture tail C in these guiding conduit 41 both sides, and the control of the transmission by this message starts trimming unit 3 and carries out trimming and carry out the trimming action, cut off with suture tail C cloth sheet A end, this message also notifies this external suction unit 5 to begin to carry out aspiratory action simultaneously, consider the line of cutting off generation in the lump that purt is drawn to extraneous centralized collection to be worth doing, to reach the usefulness of automated job.

Wherein, above-mentioned this suction unit 5 begin to carry out air-breathing opportunity be this first detecting unit 6 detect have in this guiding conduit 41 suture head B, suture tail C by the time be activated (ginseng Fig. 1, Fig. 4, Fig. 7); Or promptly be under the suction condition of often opening after Sewing machines 1 start.

More than cited only be part embodiment of the present utility model, be not in order to restriction the utility model, cause according to intention spirit of the present utility model and feature, the modifications person of forming also should be included within this patent scope a little.

In sum, the utility model embodiment really can reach desired use effect, its disclosed concrete structure again, not only be not seen in like product, also be not disclosed in application before, really meet the regulation and the requirement of Patent Law fully, the whence proposes the application of utility model patent in accordance with the law, earnestly ask and give examination, and grant quasi patent, then the true feeling moral just.

Claims

1. industrial sewing machine automatic thread trimming device, be that side edge in the sewing platform (11) of Sewing machines (1) is provided with pedestal (2), on pedestal (2), establish trimming unit (3) and positioning seat (4), has guiding conduit (41) on this positioning seat (4), and guiding conduit (41) is connected with external suction unit (5) by joint (42), two sides in guiding conduit (41) are equiped with first detecting unit (6), in addition in the body of Sewing machines (1) to should locating to install second detecting unit (8) by sewing platform (11), and be equiped with insufflation unit (9) at the place, body corresponding guiding conduit (41) top of Sewing machines (1).

2. industrial sewing machine automatic thread trimming device according to claim 1 is characterized in that, the outboard cover of this positioning seat (4) is provided with enclosing cover (7).

3. industrial sewing machine automatic thread trimming device according to claim 1 and 2 is characterized in that, this suction unit (5) keeps the normal state of inhaling when Sewing machines starts.

4. industrial sewing machine automatic thread trimming device according to claim 1 and 2, it is characterized in that it is to detect at this first detecting unit (6) to be activated when in this guiding conduit (41) suture head (B) or suture tail (C) being arranged that this suction unit (5) begins to carry out air-breathing opportunity.