CN1605674A - Sewing machine with front lace automatic sewing function for knit goods - Google Patents
Sewing machine with front lace automatic sewing function for knit goods Download PDFInfo
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- CN1605674A CN1605674A CN 200410080762 CN200410080762A CN1605674A CN 1605674 A CN1605674 A CN 1605674A CN 200410080762 CN200410080762 CN 200410080762 CN 200410080762 A CN200410080762 A CN 200410080762A CN 1605674 A CN1605674 A CN 1605674A
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- 238000003825 pressing Methods 0.000 claims description 26
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Abstract
The invention provides an automatic front placket sewing machine which increases the sewing work efficiency and reduces the sewing cost by reducing the sewing work labor by hand sewing, and at the same time, by which the front placket sewing of a knitted product can automatically be performed with a good quality. This automatic front placket sewing machine 100 for a knitted product is equipped with two needles 12 and 13 which vertically move on a sewing machine main body 10. The automatic front placket sewing machine 100 is also equipped with a pair of right and left carriages 20 which are connected with a means which moves in the longitudinal direction of the sewing machine main body 10 and a means which moves in the vertical direction, and a fabric presser movable body 30. In this case, the fabric presser movable body 30 comprises a fabric presser 31 which is provided counter to the distal ends of respective carriages 20, and presses a cloth 15 to be sewn on a table 14 when the carriages 20 descend, and a means which extends/narrows the counter interval of the fabric presser 31.
Description
Technical field
The present invention relates to automatically to form the industrial sewing machines of the what is called " preceding girdle is made " of opening flap part of knitwear (as the cotta twin sweater etc.).
Background technology
The preceding girdle of knitwear is made as shown in figure 13, at first, is sidelong at the lining of the main cloth sheet 15a that becomes predecessor's sheet and puts little cloth sheet 15b, under with these two states overlapping by sewing fabric 15, the position of regulation is made form two sewing lines.And, between these two sewing lines from cut off by the end of sewing fabric 15 form otch after, their face is stacked in the inboard makes little cloth sheet 15b become the table side of main cloth sheet 15a, form the left and right sides opposite face of opening flap part.
Do not have in the past that this knitwear use carry out automatically whole before the industrial sewing machines made of girdle, and have only single needle Sewing machines and two-needle sewing machine, the single needle Sewing machines has a pin and a corresponding with it syringe, and two-needle sewing machine has two pins and corresponding with it needle cylinder mechanism.
But, concerning single needle Sewing machines in the past, when forming two sewing lines, must be respectively make direction and change one by one by the direction of sewing fabric 15 and make according to each, also must position, its operation is miscellaneous, the cost height.
On the other hand, concerning two-needle sewing machine in the past, owing to the needle gage and the syringe distance of two pins will be arranged to necessarily, so the sewing line of two pins can only carry out equally spaced making; When the preceding girdle that carries out knitwear with this two-needle sewing machine is in the past made, when the face by sewing fabric 15 after making is stacked in the inboard, the bottom of opening flap part then produces the jog of what is called " dimple (ぇ く ぱ) " and so on, often forms the knitwear of bad.Therefore, when girdle is made before knitwear are carried out, be stitched to two cloth sheets (by sewing fabric 15) midway with above-mentioned Sewing machines, just must manual make so that this sewing line narrows down gradually from this midway, this operation is very numerous and diverse, and the cost height.Patent documentation 1-TOHKEMY 2000-288277 communique discloses relevant therewith technology.
So the problem to be solved in the present invention is, single needle Sewing machines operation in the past will be adopted manual making, thereby very numerous and diverse and cost is high.In addition, two-needle sewing machine in the past produces " dimple " in the bottom of opening flap part, must manual make owing to can not carry out whole seam operation automatically, thereby its operation is numerous and diverse and cost is high equally with the single needle Sewing machines.
Summary of the invention
Therefore, the present invention is in view of the problem of above existence and propose, its purpose is to provide a kind of sewing machine with front lace automatic sewing function for knit goods, this sewing function reduces manual trouble of making operation, improve and make operating efficiency, reduce and to make cost, the preceding girdle that can automatically carry out knitwear simultaneously make and also quality good.
Below, put on the employed label of accompanying drawing, the present invention will be described.
The sewing machine with front lace automatic sewing function for knit goods of the present invention's first scheme, it is the sewing machine with front lace automatic sewing function for knit goods 100 that on sewing machine main body 10, has two pins 12,13 of knee-action, it is characterized in that this Sewing machines has pairing left and right carriage 20 and compress movable body 30; Pairing left and right carriage 20 is connecting makes carriage to mechanism that the fore-and-aft direction of aforementioned sewing machine main body 10 moves with make the mechanism of carriage in the above-below direction lifting; Compress movable body 30 is made of the mechanism at the opposed interval of pressing cloth piece 31 and scalable this pressing cloth piece 31; These pressing cloth piece 31 opposite disposed are at the front end of each carriage 20, and when aforementioned bracket 20 descends on the pushing workbench 14 by sewing fabric 15.
So-called " scalable opposed interval " is meant that 31 formed interval A of two pressing cloth pieces to the opposed installation of front end of pairing left and right carriage 20 enlarge or dwindle shown in the arrow of Fig. 4.In addition, as long as compress movable body 30 is by enlarging or dwindle opposed interval and can strain or loosen by sewing fabric 15, and interval that also will compress movable body 30 when dwindling the interval narrows down to the degree that does not have.
Promptly, adopt this structure, shown in Fig. 4～7, Sewing machines 100 is when girdle is made before carrying out automatically, utilize the mechanism at scalable opposed interval to dwindle the interval of compress movable body 30, utilize elevating mechanism decline carriage 20 and when carrying out compress, utilize the mechanism at scalable opposed interval to enlarge the interval of compress movable body 30 subsequently, make by sewing fabric 15 under by the state of sewing fabric 15 parts in tension.When making and make the back when removing 30 pairs of compress movable bodys, as shown in figure 11, made making at interval of enlarged with the interval that is narrower than common interval by sewing fabric 15 by the tension of sewing fabric 15 to strain this state by the part of sewing fabric 15.In addition, form the sewing line that has as common interval, and the part that is tightened up is formed the sewing line that narrows down gradually in the part that is not tightened up.So, need not change or adjust the pin spacing of two pins 12,13,, can carry out the preceding girdle of knitwear effectively and make, and reduce and make cost so that narrowed down gradually along making direction with regard to can make simple and easyly by the interval of the sewing line of sewing fabric 15.
The sewing machine with front lace automatic sewing function for knit goods of alternative plan of the present invention on the basis of first scheme, is characterized in that, also has control part 40; This control part 40 makes carriage 20 forwards move from the rear of sewing machine main body 10, in case the interval of compress movable body 30 is narrowed down, mechanism by shears 20 makes aforementioned bracket 20 descend to the direction of workbench 14, and by 30 pushings of this carriage 20 and compress movable body by sewing fabric 15, subsequently the interval of 30 of aforementioned compress movable bodys is enlarged, aforementioned bracket 20 is rearward moved from the place ahead of sewing machine main body 10 along making direction, make when direction narrows down gradually along making at interval at the aforementioned sewing line that forms on by sewing fabric 15.
Promptly, carry out drive controlling by 40 pairs of sewing machine main bodies 10 of control part, carriage 20 and compress movable body 30 etc., need not change the needle gage and the syringe distance of sewing machine main body 10, just can be made when direction narrows down gradually along making by the interval of the sewing line that forms on the sewing fabric 15.So, can make automatically so that narrowed down gradually along making direction with controlling, thereby can improve the efficient that the preceding girdle of knitwear is made by the interval of the sewing line of sewing fabric 15, can reduce and make cost.
The sewing machine with front lace automatic sewing function for knit goods of third party's case of the present invention, first or the basis of alternative plan on, it is characterized in that having the middle cutting knife 50 that moves up and down with two pins 12,13.
That is, middle cutting knife 50 is will be cut out the cutting knife of otch by sewing fabric 15 between two sewing lines from begun to be parallel to sewing line by an end of sewing fabric 15.For example, this centre cutting knife 50 is installed on the shank 11 that two pins 12,13 are housed, with two pins, 12,13 knee-actions.So, to just cutting off the centre of two sewing lines when being made by sewing fabric 15.In addition, because of with two pins, 12,13 knee-actions, thereby can subdue make independently in the middle of the cylinder etc. of cutting knife 50 actions, and, also can subdue regularly and the special control of responsiveness etc. the action of this cylinder etc.
The sewing machine with front lace automatic sewing function for knit goods of the cubic case of the present invention, first to third party's case on any one basis, it is characterized in that also having V-type cutting knife 60, this V-type cutting knife 60 in the place aheads of two pins 12,13 towards the direction knee-action of workbench 14.
That is, as shown in figure 12, V-type cutting knife 60 can be at the place ahead knee-action of two pins 12,13, drops to from the top by back on the sewing fabric 15 and is being cut out otch by sewing fabric 15 regulation places.Whereby, can before making, cut out otch with two pins 12,13.
The sewing machine with front lace automatic sewing function for knit goods of the present invention's the 5th scheme, on the basis of cubic case, it is characterized in that, after in a single day the interval that the compress movable body is 30 narrows down, carriage 20 is descended towards workbench 14 directions, before pushing by sewing fabric 15, make V-type cutting knife 60 knee-actions by this carriage 20 and compress movable body 30.
That is, one of V-type cutting knife 60 actions characteristics regularly are, to before being made by sewing fabric 15, are promptly pushed by before the sewing fabric 15 by compress movable body 30, then cut out otch with V-type cutting knife 60.So, driving compress movable body 30 enlarging it at interval the time, formed otch by the regulation of sewing fabric 15 is local, thereby can make tension less by the driving force of the compress movable body 30 of sewing fabric 15.
The present invention has following effect.
Adopting the sewing machine with front lace automatic sewing function for knit goods of the present invention's first scheme, is the Sewing machines of front lace automatic sewing function for knit goods that has two pins of knee-action on sewing machine main body; Because it has pairing left and right carriage and compress movable body; This pairing left and right carriage is connecting makes carriage towards mechanism that the fore-and-aft direction of aforementioned sewing machine main body moves with make the mechanism of carriage in the above-below direction lifting; This compress movable body is by pressing cloth piece and scalable mechanism is carried out at the opposed interval of this pressing cloth piece constitute; This pressing cloth piece opposite disposed is at the front end of this carriage, and when aforementioned bracket descends on this pressing cloth piece pushing workbench by sewing fabric; So, can make when direction narrows down gradually along making the interval of the sewing line that formed on the sewing fabric, thereby can reduce the trouble that operation is made in the craft of making because of narrowing down gradually, can reach to improve and make operating efficiency and to reduce the purpose of making cost, also have simultaneously and can automatically carry out the effect that the preceding girdle of knitwear is made with good quality.
Adopt the sewing machine with front lace automatic sewing function for knit goods of alternative plan of the present invention, the additional effect on the basis of first scheme is, owing to have control part; This control part makes carriage forwards move from the rear of sewing machine main body, in case the interval of compress movable body is narrowed down, mechanism by shears makes aforementioned bracket descend to the direction of workbench, and by the pushing of this carriage and compress movable body by sewing fabric, subsequently the interval between aforementioned compress movable body is enlarged, aforementioned bracket is rearward moved from the place ahead of sewing machine main body along making direction, make when direction narrows down gradually along making at interval at the aforementioned sewing line that forms on by sewing fabric; Thereby, can control automatically with better simply control method, also have the easy effects such as change of its control.
Adopt the sewing machine with front lace automatic sewing function for knit goods of third party's case of the present invention, first or the basis of alternative plan on additional effect be, owing to have the middle cutting knife that moves up and down with two pins, so, subdued the mechanism that cutting knife moves up and down in the middle of making, can reduce the manufacturing cost of Sewing machines, can also when making, cut out otch, improve operating efficiency by sewing fabric.
Adopt the sewing machine with front lace automatic sewing function for knit goods of the cubic case of the present invention, first to third party's case the additional effect on any one basis be, owing to have in the place aheads of two pins towards the V-type cutting knife of workbench direction knee-action, so, have can be before being made by sewing fabric decline V-type cutting knife cut out the effect of otch on by sewing fabric.
Adopt the sewing machine with front lace automatic sewing function for knit goods of the present invention's the 5th scheme, additional effect on the basis of cubic case is, because after in a single day the interval between the compress movable body narrows down, carriage is descended towards the workbench direction, before pushing by sewing fabric, make V-type cutting knife knee-action with this carriage and compress movable body; So, the power of compress movable body can be reduced, thereby the driving force and the drive amount of compress movable body can be reduced, have the effect that can control automatically with better simply autocontrol method.
Description of drawings
Fig. 1 is the stereogram of expression present embodiment Sewing machines;
Fig. 2 is the stereogram of horizontal being seen the foregoing description Sewing machines;
Fig. 3 is the action flow chart (1) of expression the foregoing description Sewing machines;
Fig. 4 is that expression makes carriage move to the stereogram of state in the place ahead of sewing machine main body;
Fig. 5 is the stereogram of the state after the interval between the compress movable body is dwindled in expression;
Fig. 6 is that expression drops to the below with carriage and compress movable body and touches by the stereogram of the state behind the sewing fabric;
Fig. 7 is the stereogram of the state after expression enlarges the interval between the compress movable body;
Fig. 8 is expression the foregoing description Sewing machines action flow chart (2);
Fig. 9 is expression the foregoing description Sewing machines action flow chart (3);
Figure 10 is the timing diagram of expression the foregoing description Sewing machines action;
Figure 11 is the plane of the state after expression uses stitching sewing machine of the present invention by sewing fabric;
Figure 12 is the stereogram of the Sewing machines of expression embodiment 3;
Figure 13 is the key diagram that expression forms the pattern of opening flap part of cotta twin sweater.
The specific embodiment
With reference to accompanying drawing,, describe implementing most preferred embodiment of the present invention according to embodiment.The Sewing machines of present embodiment is an example that carries out the industrial sewing machines that the preceding girdle of knitwear makes automatically, and Fig. 1 is the outside drawing that expression the present invention has the industrial sewing machines of crosspointer.Fig. 2 is the stereogram of horizontal this sewing machine with front lace automatic sewing function for knit goods of finding.
Sewing machine main body 10 is known structures, two pins 12,13 by certain needle gage fixed support and make it towards workbench 14 knee-actions on shank 11.On the other hand, needle cylinder mechanism is fixed on the bottom of shank 11 with the corresponding certain width of needle gage with two pins 12,13 and is arranged on the workbench 14.In addition, be provided with the switch (チ ャ Application Port Application) 16 of so-called line states guiding mechanism in the front of sewing machine main body 10.This switch 16 is the parts that the state of line is adjusted, and is same as the prior art, makes two dish shapes, and sealing interval therebetween is then with the line tension, and opposite the relieving at interval then makes line loosen.
In addition, on sewing machine main body 10, be installed with in order to what detect position when just in time being seen and search sensor 17 by sewing fabric 15.This search sensor 17 by for example, carry by sewing fabric 15 by the time a pair of light projector that blocked and the light-receiving device photoelectric sensor that constitutes constitute, the front that this light projector is arranged on sewing machine main body 10 is the place ahead of two pins 12,13, and this light-receiving device is arranged on two pins 12,13 roughly on the workbench 14 of below, thereby can after searching the blocking of sensor 17, detect the position when just in time being seen by sewing fabric 15.The position of searching sensor 17 detections is moved to the roughly position of bottom of two pins 12,13 by sewing fabric 15.In addition, do not make the conveying tooth that is moved by sewing fabric 15 on workbench 14, carriage 20 described later moves by sewing fabric 15 along making direction according to sewn object 15.
In addition, the mechanism of this carriage 20 of lifting comprises cylinder and is installed on this cylinder and makes the parts of carriage 20 liftings under " cylinder action ".Carriage 20 is by mechanism's lifting of shears 20.So carriage 20 as mentioned above can also can lifting in front and back actions.When carriage 20 descended towards the below, carriage 20,, just can be carried by sewing fabric 15 along with carriage 20 moving of direction forwards, backwards by sewing fabric 15 from top pushing.In addition, when carriage 20 promotes upward, then remove, also remove conveying cloth to by the pushing of sewing fabric 15.
Compress movable body 30 is made of pressing cloth piece 31 and cylinder 32, pressing cloth piece 31 with about the front end of each carriage 20 be oppositely arranged, be used to push on the workbench 14 by sewing fabric 15; The relative spacing of 32 pairs of these pressing cloth pieces 31 of cylinder carries out scalable.In addition, in these relations of installing, the cylinder 32 opposed fore-ends that are installed in left and right sides carriage 20, pressing cloth piece 31 with about movable shape be installed in the fore-end of each cylinder 32.Pressing cloth piece 31 is roughly bar-shaped formation of L word shape by the cross section with specific length.The specific length of pressing cloth piece 31 is for being enough length to make by the specific length of sewing fabric 15 narrowlyer.In addition, be provided with anti-skidding mechanism, to prevent it and to be slided mutually by sewing fabric 15 in the bottom surface of pressing cloth piece 31.And cylinder 32 is driven by control part 40, makes pressing cloth piece 31 direction action to the left and right, perhaps increases or reduce the interval of 30 of compress movable bodys.
As shown in Figure 2, middle cutting knife 50 is the parts that cut out the otch parallel with sewing line between by two sewing lines of sewing fabric 15, be configured in the rear of two pins 12,13, be installed on the sewing machine main body 10 by cylinder, it can be moved up and down from the direction of sewing machine main body 10 to workbench 14 on 20 on left and right sides carriage.
V-type cutting knife 60 is the cutting knifes that are used for auxiliary middle cutting knife 50.That is,, this is cut by the V-type cutting knife is auxiliary because the installation site of middle cutting knife 50 just can not cut off by the length of the space segment of 12,13 existence of two pins in sewing fabric 15 sewing line bottoms at the rear of two pins 12,13.The installation site of V-type cutting knife 60 is at the rear of middle cutting knife 50, thereby be installed in by cylinder 61 it can be moved up and down between left and right sides carriage 20.Cylinder 61 is driven with predetermined timing, when V-type cutting knife 60 falls downwards, then to being cut out otch by the regulation place of sewing fabric 15 by control part 40 controls.
Below, describe with reference to the action of Fig. 3～10 pair present embodiment Sewing machines 100.Below the method for opening flap part of cotta twin sweater is made in explanation with the Sewing machines 100 of present embodiment.The operator in case step floor push SW, just begins to make the action of processing to the assigned position that is placed on by sewing fabric 15 on the workbench 14 according to not shown main processing.In addition, place by the assigned position on the workbench 14 of sewing fabric 15 and be presented on the assigned position on the workbench 14, so that the location of predecessor's sheet can be carried out easily and simply by above-mentioned identifier 70.
The Sewing machines 100 of present embodiment carries out following actions by the controls such as microcomputer of control part 40.At first, with reference to Fig. 4～7 explanations flow chart (1) of making processing shown in Figure 3.
In step S10, make carriage 20 move to operator's side.That is, as shown in Figure 4, the place ahead that before arriving the sewing finishing point to be assigned position carriage 20 is moved to sewing machine main body 10 is operator's side.In addition, sewing finishing point is managed as the parameter in the memory that is stored in control part 40 in advance, in the flow processing of other program, also can set and change by the control panel of control part 40.
In step S11, dwindle the interval between the compress movable body.That is, drive two cylinders 32 and it is moved releasing two pressing cloth pieces 31 along direction shown in Fig. 4 arrow, thereby the interval of 30 of compress movable bodys is narrowed down.Fig. 5 represents that two pressing cloth pieces 31 are in contact with one another and state that the interval of 30 of compress movable bodys narrows down.In addition, though the big more tension of the amount of movement of pressing cloth piece 31 is good more by the effect of sewing fabric 15,, can seal as long as this narrows down at interval.
In step S12, landing carriage 20.That is, drive the cylinder that carriage 20 is moved up and down, carriage 20 is landed to workbench 14 directions along the direction shown in Fig. 5 arrow.
In step S13, enlarge the interval between the compress movable body.That is, remove the driving of cylinder 32, pressing cloth piece 31 is moved to be withdrawn into along the direction shown in Fig. 6 arrow drive preceding position, thereby enlarge the interval of 30 of compress movable bodys.Fig. 7 expresses the state that has enlarged the interval between the compress movable body.As shown in Figure 7, by to be made pressing cloth piece 31 direction action to the left and right by the state of sewing fabric 15, be tension by the part that is urged of sewing fabric 15 thereby be somebody's turn to do from the top pushing.
Secondly, to Fig. 8 with shown in Figure 9 make process chart (2) and (3) describe.In addition, Figure 10 represents the timing diagram of making processing except 30 actions of compress movable body, and the processing of aftermentioned step S14～S42 is regularly moved by action shown in Figure 10.
At first, in step S14～S16, adjust the processing of the tension force of line.That is, in step S14, line loosens to be in to be opened the ON state and loosens line; In step S15, sealing is so-called by two switchs that are called the line states guiding mechanism 16 that constitute; In step S16, line loosens and is in sealing OFF state, and line is in the state of additional tension.
In step S17, whether step the judgement of floor push SW, under the situation that steps floor push SW, enter the later flow process of S18.And under the situation that does not step floor push SW, entering step S27, terminate job in step S27 to initial point movable support bracket 20 etc., finishes to make processing.
In step S18～S26, to being made and cut off by sewing fabric 15.That is, at first, in step S18, carriage 20 is rearward moved, the end by sewing fabric 15 that is transferred owing to the pushing of this carriage 20 moves to blocks the position of checking sensor 17.In step S19, move to the starting position of the seam of falling the pin; In step 20, decline pilot part; In step 21, make the seam of falling the pin of beginning.And in step S22, cut-out is rolled off the production line; In step S23, relieving is reached the standard grade; In step S24, cutting knife 50 (middle cutter) in the middle of descending; In step S25, in the middle of making; In step S26, carry out the seam of falling the pin of sewing finishing.
In step S28～S30, the processing of the sewing machine main body 10 after making.That is, in step S28, cutter in the middle of rising; In step S29, make the pilot part be in sealing OFF shape, open switch 16 loosens the tensioning of line.
In step S31～S32, the flap of opening of the cotta twin sweater of failing to cut off with middle cutting knife 50 is partly cut.That is, in step S31, carriage 20 is moved to the V-type cutting position at rear more; In step S32, drive cylinder 61 and move up and down V-type cutting knife 60 downwards, on by sewing fabric 15, cut out otch.
In step S33～S40, being transported to subsequent processing by sewing fabric 15 from workbench 14 after making, sewing machine main body 10 and carriage 20 etc. are moved to initial point, finish to make processing.That is, in step S33, make carriage 20 rearward end position move; In step S34, make and pile up nip rolls (ス ッ カ-Network ラ Application プ ロ-, push by sewing fabric 15 ラ) for opening the ON shape; In step S35, carriage 20 is promoted upward; In step S36, pile up conveying roller and only in the time parameter scope, be in the state of opening ON that drives, from workbench 14, being carried downwards by sewing fabric 15.And in step S37, beginning is to initial point movable support bracket 20; In step S38, make and accept (The く ぅ) and be in the ON state of opening that drives by the accumulation jig arm of sewing fabric 15 (ス ッ カ Network ラ Application プ ァ one system); In step S39, the accumulation swing arm (ス ッ カ one ス ィ Application グ ァ one system) that makes the accumulation jig arm carry out wobbling action is in to drive opens the ON state, being sent into subsequent processing by sewing fabric 15.And then, in step S40, moved carriage 20 to initial point, make processing and finish.
So, as shown in figure 11, the syringe of the needle gage of two pins 12,13 and needle cylinder mechanism distance is certain in the Sewing machines 100, simultaneously, when making by sewing fabric 15, the state that can narrow down with the interval with its sewing line is made by the specific length part of sewing fabric 15 assigned positions.In addition, with regard to the interval of this sewing line, distance is to make by the predetermined distance of two pins 12,13 by the specific length of sewing fabric 15 1 ends, part with 30 pushings of compress movable body is made by the narrow interval than this predetermined distance, promptly, by being made by sewing fabric 15 with compress movable body 30 direction tension to the left and right, then when this tension releasing, be tightened up by sewing fabric 15 reinstatements, make with the interval narrower than the part that was not tightened up.
In a word, as mentioned above, be installed in carriage 20 front end compress movable body 30 pressing cloth piece 31 the front side of sewing machine main body 10 from above contact and pushing by sewing fabric 15, and then, driven by cylinder 32 and under thereby the interval that enlarges compress movable body 30 enlarges by the state of sewing fabric 15 established parts at pressing cloth piece 31, by making by sewing fabric 15, then can make by the interval of the sewing line of sewing fabric 15 to narrow down gradually along making direction by sewing machine main body 10.In addition, as long as thisly make operation and step floor push SW, both simple and easily and need not adjust sewing machine main body 10, so, the technical staff that need not have special knowledge, can be to be made along making the mode that direction narrows down gradually by the interval of the sewing line of sewing fabric 15, can be effectively and make knitwear at low cost open flap part.
In addition, because of having identifier 70, can be correctly being placed on the workbench 14 by sewing fabric 15, energy is simple and easyly to being positioned by sewing fabric 15.
So, adopt the Sewing machines 100 of present embodiment, can be automatically opened flap part by sewing fabric 15.
Below, another embodiment is described.In the Sewing machines 100 of embodiment 2, middle cutting knife 50 is installed on the shank 11, can cut off by sewing fabric 15 with the knee-action of two pins 12,13.
Therefore, Sewing machines 100 has middle cutting knife 50 with two pins, 12,13 knee-actions by configuration and since can subdue make in the middle of the mechanisms such as cylinder of cutting knife 50 knee-actions, so, can reduce the manufacturing cost of Sewing machines 100.In addition, can subdue the processing of the above-mentioned steps S24 as shown in Figure 8 of this mechanism of control.And, can when making, cut out otch, the operating efficiency height by sewing fabric 15.
Below, with reference to Figure 12 another embodiment is described.In the Sewing machines 100 of embodiment 3, difference is V-type cutting knife 60 and makes the installation site and the cutting timing of the cylinder 61 of these V-type cutting knife 60 knee-actions.Promptly, the installation site of V-type cutting knife 60 and cylinder 61 is positioned at the rear of two pins 12,13 in the foregoing description 1 or 2, but in embodiment 3 as shown in figure 12, be that cylinder 61 is installed on the sewing machine main body 10 to be located at the place ahead of two pins 12,13, just can make V-type cutting knife 60 knee-actions by driving this cylinder 61.In addition, the control of V-type cutting knife 60 and cylinder 61 regularly in embodiment 1 as Fig. 9 and shown in Figure 10, be after being made, but in embodiment 3, step S31 shown in Figure 9 and the processing of S32 are in step S11 shown in Figure 3 and the processing between the S12 by sewing fabric 15.
Therefore, so, when enlarging its interval driving compress movable body 30, formed otch by the regulation of sewing fabric 15 place, tension can be littler by the driving force of the compress movable body 30 of sewing fabric 15.In addition, during driving force on reducing compress movable body 30, can alleviate the weight of compress movable body 30 itself, can prevent the deflection of carriage 20, can subdue the mechanism that prevents carriage 20 deflections etc.
Though more than according to embodiment the present invention has been described, the present invention is not subjected to any qualification of the foregoing description, and all improvement distortion can be arranged without departing from the spirit and scope of the present invention.
For example, control part can adopt controlling organization such as relay action sequence control to constitute, and according to utilizing the sequential of inner control air pressure at the appointed time such as relay, also can control the action of carrying out afore mentioned rules.
Claims (5)
1. a sewing machine with front lace automatic sewing function for knit goods is the sewing machine with front lace automatic sewing function for knit goods that has two pins of knee-action on sewing machine main body; It is characterized in that having pairing left and right carriage and compress movable body; This pairing left and right carriage is connecting makes carriage towards mechanism that aforementioned sewing machine main body fore-and-aft direction moves with make the mechanism of carriage in the above-below direction lifting; This compress movable body is by pressing cloth piece and scalable mechanism is carried out at the opposed interval of this pressing cloth piece constitute; This pressing cloth piece opposite disposed is at the front end of this carriage, and when aforementioned bracket descends on this compress pushing workbench by sewing fabric.
2. according to the sewing machine with front lace automatic sewing function for knit goods of claim 1 record, it is characterized in that having control part; This control part makes carriage forwards move from the rear of sewing machine main body, in case the interval of compress movable body is narrowed down, mechanism by shears makes aforementioned bracket descend to the direction of workbench, and by the pushing of this carriage and compress movable body by sewing fabric, subsequently the interval between aforementioned compress movable body is enlarged, aforementioned bracket is rearward moved from the place ahead of sewing machine main body along making direction, make when direction narrows down gradually along making at interval at the aforementioned sewing line that forms on by sewing fabric.
3. according to the sewing machine with front lace automatic sewing function for knit goods of claim 1 or 2 records, it is characterized in that having the middle cutting knife that moves up and down with two pins.
4. according to any one sewing machine with front lace automatic sewing function for knit goods of putting down in writing in the claim 1～3, it is characterized in that having in the place aheads of two pins towards the V-type cutting knife of workbench direction knee-action.
5. according to the sewing machine with front lace automatic sewing function for knit goods of claim 4 record, it is characterized in that, after in a single day the interval between the compress movable body narrows down, carriage is descended towards the workbench direction, before pushing by sewing fabric, make V-type cutting knife knee-action with this carriage and compress movable body.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003349201A JP4292507B2 (en) | 2003-10-08 | 2003-10-08 | Automatic knit placket sewing machine |
| JP2003349201 | 2003-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1605674A true CN1605674A (en) | 2005-04-13 |
| CN100567609C CN100567609C (en) | 2009-12-09 |
Family
ID=34541131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100807623A Expired - Fee Related CN100567609C (en) | 2003-10-08 | 2004-10-08 | Sewing machine with front lace automatic sewing function for knit goods |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4292507B2 (en) |
| CN (1) | CN100567609C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403167B (en) * | 2007-10-05 | 2013-05-01 | Juki株式会社 | Cloth feeding device of sewing machine |
| CN103590197A (en) * | 2013-11-07 | 2014-02-19 | 广东溢达纺织有限公司 | Sewing machine and use method thereof |
| CN104233637A (en) * | 2014-09-16 | 2014-12-24 | 广东溢达纺织有限公司 | Automatic sewing device and method |
| CN105506867A (en) * | 2014-10-09 | 2016-04-20 | Juki株式会社 | Sewing machine |
| CN106400322A (en) * | 2016-11-14 | 2017-02-15 | 林元强 | Full-automatic shoulder piece sewing equipment |
| CN107304496A (en) * | 2016-04-20 | 2017-10-31 | Juki株式会社 | Sewing machine |
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| CN105887366B (en) * | 2016-05-18 | 2018-11-13 | 远东服装（苏州）有限公司 | A kind of left front cloth automated sewing pressure device |
| CN105887352B (en) * | 2016-05-18 | 2018-12-04 | 远东服装（苏州）有限公司 | A kind of compress apparatus for turning |
| CN110466648A (en) * | 2018-05-10 | 2019-11-19 | 天津宝盈电脑机械有限公司 | A kind of automobile sun-shade-curtain fully-automatic production assembly line |
| CN110079938B (en) * | 2019-06-05 | 2024-05-28 | 舒普智能技术股份有限公司 | Front garment sewing machine |
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| CN113930910B (en) * | 2020-07-14 | 2023-07-25 | 拓卡奔马机电科技有限公司 | Thread pressing sewing mechanism and method for placket machine, placket machine and placket sewing method |
| CN114411340B (en) * | 2021-12-09 | 2023-05-02 | 江苏鼎诺机电有限公司 | Transverse seam cutting and cloth pulling device |
| CN115787206B (en) * | 2022-12-27 | 2025-11-04 | 温州市金鸳鸯服装有限公司 | A cutting device for processing buttonholes in suits |
| CN117737924A (en) * | 2024-01-09 | 2024-03-22 | 东莞晶苑毛织制衣有限公司 | Door cylinder fixing template |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4850292A (en) * | 1987-02-18 | 1989-07-25 | Michael Levy | Shirt placket constructor and automatic finish stitch boxer |
-
2003
- 2003-10-08 JP JP2003349201A patent/JP4292507B2/en not_active Expired - Fee Related
-
2004
- 2004-10-08 CN CNB2004100807623A patent/CN100567609C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403167B (en) * | 2007-10-05 | 2013-05-01 | Juki株式会社 | Cloth feeding device of sewing machine |
| CN103590197A (en) * | 2013-11-07 | 2014-02-19 | 广东溢达纺织有限公司 | Sewing machine and use method thereof |
| CN103590197B (en) * | 2013-11-07 | 2015-08-12 | 广东溢达纺织有限公司 | Sewing machines and using method thereof |
| CN104233637A (en) * | 2014-09-16 | 2014-12-24 | 广东溢达纺织有限公司 | Automatic sewing device and method |
| CN105506867A (en) * | 2014-10-09 | 2016-04-20 | Juki株式会社 | Sewing machine |
| CN105506867B (en) * | 2014-10-09 | 2019-12-10 | Juki株式会社 | Sewing machine |
| CN107304496A (en) * | 2016-04-20 | 2017-10-31 | Juki株式会社 | Sewing machine |
| CN106400322A (en) * | 2016-11-14 | 2017-02-15 | 林元强 | Full-automatic shoulder piece sewing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005110963A (en) | 2005-04-28 |
| JP4292507B2 (en) | 2009-07-08 |
| CN100567609C (en) | 2009-12-09 |
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