CN1609317B - Cloth cutting device matched with sewing machine - Google Patents
Cloth cutting device matched with sewing machine Download PDFInfo
- Publication number
- CN1609317B CN1609317B CN200410084038.8A CN200410084038A CN1609317B CN 1609317 B CN1609317 B CN 1609317B CN 200410084038 A CN200410084038 A CN 200410084038A CN 1609317 B CN1609317 B CN 1609317B
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- Prior art keywords
- assembly
- kayser
- cutting device
- mobile component
- fixation kit
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- 238000009958 sewing Methods 0.000 title claims abstract description 67
- 239000004744 fabric Substances 0.000 title claims abstract description 48
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 description 18
- 230000008878 coupling Effects 0.000 description 14
- 238000010168 coupling process Methods 0.000 description 14
- 238000005859 coupling reaction Methods 0.000 description 14
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000002596 correlated effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B37/00—Devices incorporated in sewing machines for slitting, grooving, or cutting
- D05B37/04—Cutting devices
- D05B37/06—Cutting devices with oscillating tools
- D05B37/063—Cutting devices with oscillating tools in synchronism with the movement of the needle bar or the work-feeding means
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
A cloth-cutting device is attached to a sewing machine for cutting a cloth along a feeding direction of the cloth during a sewing operation. The cloth-cutting device includes a mount member mounted to the sewing machine on the side of the sewing head, an extendable member linearly vertically extendable from the mount member, and a cutter disposed at a lower end of the extendable member. The cutter is movable between a storage position on the side of a sewing head of the sewing machine and an operational position on the side of a table of the sewing machine as the extendable member moves between an upper position and a lower position.
Description
Invention field
The invention relates to a kind ofly in sewing operation, cut the cutting device of cloth along the cloth direction of feed.
Background technology
In order to cut cloth in sewing operation, existing at present cutting device miscellaneous is located on the Sewing machines.For example, TOHKEMY 2002-18170 patent discloses cutting device, and it has the sewing assembly, is articulated in the board front end of Sewing machines.Cutter is located at an end of this sewing assembly, and so, this cutter can move between reception position and operating position.Wherein, this reception position is positioned among this sewing head, and the workbench of this operating position next-door neighbour Sewing machines, this cloth of desiring to be sewed promptly places on this workbench.
Yet, because this sewing assembly pivots in the mode with respect to this sewing head, therefore need bigger space, with the action of between reception position and operating position, sewing of permission cutter.
Summary of the invention
The applying date that the present invention quotes Japanese 2003-357837 patent application case is the priority date of this case.
The present invention promptly solves the problem of known technology for desire, and a kind of cloth cutting device that provides, it only needs a little space, moves between reception position and operating position for cutter.
The invention discloses a kind of cloth cutting device, be located on the Sewing machines, cut this cloth with direction of feed in sewing operation along cloth.This cloth cutting device comprises and mounts assembly, extensible assembly and cutter.Mount assembly and be located on this Sewing machines, and be positioned at this sewing head side.Extensible assembly can mount the assembly straight line from this and vertically extend.Cutter is located at the lower end of this extensible assembly.When this extensible assembly was mobile between last position and upper/lower positions, this cutter can move between reception position and operating position, and this reception position is positioned at this sewing head side, and this operating position is positioned at this workbench side of this Sewing machines.
Because this cutter moves along straight line is vertical with this extensible assembly, this cutter is positioned on the vertical line with the mobile route of this extensible assembly.Therefore, the space of moving for this cutter and this extensible assembly can be reduced to minimum.So this cutting device can easily be located on this Sewing machines.
This cloth cutting device can also comprise buckling and locking device, kayser releasing device and two grip parts.Buckling and locking device is used for position and this extensible assembly of this upper/lower positions kayser on this.The kayser releasing device is used to discharge this buckling and locking device.The downside and the front side of this extensible assembly is located in the grip part.When these grip parts were gripped by the user, this buckling and locking device was discharged by this kayser releasing device.This user can grip these grip parts, and vertical this extensible assembly that moves.When this user decontrols these grip parts, this buckling and locking device can be on this position and this extensible assembly of this upper/lower positions kayser.
Owing to be used to discharge and the downside and the front side of this extensible assembly are located in these grip parts of this extensible assembly of kayser, this user can catch this grip part to operate this buckling and locking device easily.In addition, the vertical motion of this extensible assembly is with reaching easily by gripping these grip parts.
This extensible assembly comprises fixation kit and mobile component.And this fixation kit has a location division, is located at the bottom of this fixation kit.When this extensible assembly was positioned at this upper/lower positions, this positioning component was located in this workbench with respect to this Sewing machines.
Therefore, when this extensible assembly was extended or draws back to this upper/lower positions, this positioning component can easily be positioned with respect to this workbench.Because the orientation of the bearing of trend of this extensible assembly and this positioning component with respect to this workbench, is mutually the same, this positioning component can have a simple structure.
This cloth cutting device can also comprise slave unit, is driven by this shank.This mobile component has connecting portion, and when this extensible assembly was positioned at this upper/lower positions, this connecting portion was connected in this slave unit.This connecting portion is located at the top of this mobile component.
Therefore, when this extensible assembly is placed in this upper/lower positions so that this cutter is positioned this operating position, the reciprocating motion of this shank drives this mobile component, cuts this cloth by this cutter.
This cutter comprises fixed blade and removable blade.Fixed blade is fixedly arranged on the lower end of this fixation kit.Removable blade is fixedly arranged on the lower end of this mobile component.
This kayser releasing device is used to discharge this buckling and locking device, and selects this connecting portion of this mobile component and the connection between this slave unit.
Because same assembly can be used as this kayser releasing device, can be used for selecting being connected between this mobile component and this slave unit again simultaneously, the number of components of this cutting device can be reduced, and simplifies the structure of this cutting device.
This kayser releasing device comprises the kayser operating assembly, is located on this fixation kit according to a pivot in the mode that articulates.This kayser operating assembly has first grip part, is located at this pivot downside of this kayser operating assembly.This fixation kit has second grip part.This kayser operating assembly pivots around this pivot, with when this first grip part and this second grip part are gripped by the user, discharges this buckling and locking device.So, this kayser operating assembly can be used as this kayser releasing device.
This kayser operating assembly also comprises contact site, is positioned at the upside of this pivot.This contact site is used to contact this mobile component.This contact site impels this mobile component to pivot, with when this kayser operating assembly pivot when discharging this buckling and locking device, remove being connected between this connecting portion and this slave unit.So, this operating assembly also can be used as this connecting portion of this mobile component of selection and the device of the connection between this slave unit.
Description of drawings
Fig. 1 is the perspective view that shows the Sewing machines of the cloth cutting device that is provided with embodiments of the invention 1;
Fig. 2 shows among Fig. 1 that along the sectional view of II-II line, wherein, this kayser operating assembly omits because of convenient the description;
Fig. 3 is the rearview that shows the reception position of this cloth cutting device;
Fig. 4 shows an extensible assembly;
Fig. 5 is the rearview that shows this cutting device part, is located among the sewing head of this Sewing machines, and shows this extensible assembly and correlated parts thereof;
Fig. 6 is the decomposition left view that shows this extensible assembly and correlated parts thereof;
Fig. 7 shows that this cutting device is in the sectional view of the state of an operating position;
Fig. 8 shows that this cutting device is in the rearview of the state of this operating position;
Fig. 9 is the sectional view that shows the cloth cutting device of embodiments of the invention 2;
Figure 10 is the rearview that shows the cloth cutting device of embodiments of the invention 2;
Figure 11 is the extensible assembly that shows the cloth cutting device of embodiments of the invention 2;
Figure 12 shows the extensible assembly of embodiments of the invention 2 and the decomposition left view of correlated parts thereof.
The specific embodiment
Embodiment 1
Embodiment 1 will be that representative is described with Fig. 1 to Fig. 8.With reference to Fig. 1, this Sewing machines 10 has the L shaped arm 15 and the sewing head 11 of workbench 12, counter-rotating.This L shaped arm 15 is extended in workbench 12 tops, and the left end of L shaped arm 15 connects this sewing head 11.Workbench 12 has needle plate 13 to be additional on the workbench 12, pushes cloth with the feed dog in workbench 12 19 and makes it sewing.Shank 14 and depression bar 17 extend to workbench 12 vertically downward from sewing head 11, and presser feet 18 is connected to the lower end of depression bar 17.There is motor L shaped arm 15 inside, and shank 14 is connected to motor by jockey, and when motor starting, this shank just can move around up and down.
As shown in Figure 1, sewing head 11 inside have cutting device 1.Consult Fig. 2, this cutting device 1 comprises and mounts assembly 2, extensible assembly 30, cutter 6 and follower (20,21,22 and 23).Mount assembly 2 and be covered by 11 li of sewing heads, extensible assembly 30 is with respect to mounting assembly 2, but straight line stretches downwards.6 lower ends of being located at extensible assembly 30 of cutter.Cutting device 1 also comprises the follower (20,21,22 and 23) that is connected to shank 14.
As shown in Figure 4, mount assembly 2 and have mounting part 2a and 2b, and mounting part 2a and 2b are located on the skeleton 16 of Sewing machines.Rail assembly 2c and 2d are located at and mount on the assembly 2, extend parallel to each other with definition guide portion 2e.
Please refer to Fig. 4, follower (20,21,22 and 23) comprises and articulates supporting component 23, two connection assemblies 21 and 22 and last coupling assembling 20.The lower end of connection assembly 22 pivotally supported via articulating supporting component 23 by shank 14, and the upper end of connection assembly 22 then is pivoted to this connection assembly 21.The left end of connection assembly 21 is articulated in and connects connection assembly 22 (asking for an interview Fig. 1 and Fig. 2), and the right-hand member of connection assembly 21 is hubbed in rail assembly 2d.There is slit 21c on the right side of connection assembly 21 cores, and this slit 21c extends along connection assembly 21 long axis directions.
Last coupling assembling 20 has the structure of a microscler sheet, and this structure can move vertically by guide portion 2e.First connects the slotting 20a that fastens is fixed on the one side on coupling assembling 20 tops and prolongs the slit 21c that passes connection assembly 21.By the method, last coupling assembling 20 can be connected to shank 14 by connection assembly 21 and 22, and when last coupling assembling 20 moved around up and down, shank 14 also can and then move.As shown in Figure 4, last coupling assembling 20 has second and connect to insert and to fasten the connecting portion 4d (asking for an interview Fig. 7) that 20b is connected to mobile component 4.
As shown in Figure 4, positioning component 7 also is a latch assembly, places sewing head 11.Positioning component 7 vertically extends and has butt depressed part 7a and a 7b (as Fig. 5) from rail assembly 2d.Butt depressed part 7a and 7b design is to make it and butt is inserted and fastened the 5e butt, and butt is inserted and fastened 5e and be fixed in operating assembly 5 and be connected to extensible assembly 30 (will aftermentioned explanation).As shown in Figure 3, fasten 5e and butt depressed part 7a butt when butt is slotting, extensible assembly 30 will be by kayser at reception position.Relative, fasten 5e and abutting part 7b butt (as Fig. 8) when butt is slotting, 30 of extensible assemblies can be by kayser at operating position.
With reference to Fig. 6, extensible assembly 30 has fixation kit 3 and mobile component 4.Fixation kit has vertically extending sheet structure.The upper end of fixation kit 3 forms depressed part 3a, the then fixing attachment fixed blade 60 in lower end.The front of fixation kit 3 (right side such as Fig. 6) forms grip part 3d, and front edge forms riser portions 3b, its bearing of trend is vertical with fixation kit 3.Referring to Fig. 2, the width of fixation kit 3 and guide portion 2e be with wide, thereby prevent that fixation kit 3 from tilting forward or backward.Among Fig. 5, fixation kit 3 places and mounts among assembly 2 and the last coupling assembling 20, thereby also prevents fixation kit or right bank left, as the thickness direction towards fixation kit 3.Also promptly, fixation kit 3 can be with mounting assembly 2 stable moving up and down.
At Fig. 6, mobile component 4 also has a vertically extending sheet structure equally.As shown in Figure 8, mobile component 4 parallel its thickness directions are arranged.As Fig. 6, mobile component 4 have riser portions 4a, connecting portion 4d, with mounting part 4c.Riser portions 4a extends perpendicularly to mobile component 4 and has a perforation and supplies an end of helical spring 50 to pass.Connecting portion 4d forms a perforation with mobile component top 4 to take in second and connect to insert and fasten 20b (as Fig. 8) with removable.Mounting part 4c is arranged at the lower end of mobile component 4.61 of movable blade are hubbed on this mounting part 4c.
As Fig. 6, cutter 6 is made up of fixed blade 60 and movable blade 61.Above-mentioned mentioning, fixed blade 60 fixedly is attached to the lower end of fixation kit 3.This fixed blade 60 has mounting part 60c, location division 60a and blade 60d.Location division 60a is arranged at the lower end of fixed blade 60 and from its downward extension.As shown in Figure 7, location division 60a inserts and is positioned at the patchhole 13a that needle plate 13 forms, to be positioned the relative position of workbench 12.Mounting part 60c is formed at the rear portion of fixed blade 60, and the mounting part 61a of movable blade 61 then is hubbed on the mounting part 60c.
As Fig. 6, movable blade 61 can be extended forward or backward.The rear portion of movable blade 61 is hubbed on the fixed blade 60, and the front portion of movable blade 61 then is hubbed on the mounting part 4c of mobile component 4.Therefore, when mobile component 4 moved around up and down, movable blade 61 can pivot around mounting part 60c, so with respect to fixed blade 60 and its blade 60d, the blade 61b of movable blade 61 also can move around up and down.
As Fig. 6, cutting device has the side that kayser operating assembly 5 is arranged at extensible assembly 30.And this kayser operating assembly 5 has a vertically extending sheet structure and mounting part 5c.Mounting part 5c is positioned at the central authorities of kayser operating assembly 5 long axis directions.Mounting part 5c passes through the thickness of latching operation assembly 5 in the mode that perforation is extended, and is hubbed at the riser portions 3b of fixation kit 3 by supporting component 31.Therefore, kayser operating assembly 5 is vertical with 3 one-tenth of fixation kits, and as shown in Figure 8, and kayser operating assembly 5 can be with respect to the left and right directions (example: the thickness direction of fixation kit) pivot of fixation kit 3.
As Fig. 6, kayser operating assembly 5 upper ends form contact site 5h.In Fig. 8, contact site 5h extends to the position between mobile component 4 and the fixation kit 3, and therefore when the kayser operating assembly pivoted, mobile component 4 can be removed from fixation kit 3 by contact site 5h.Fig. 6 and for example, contact site has an oblique mobile prevention 5j of portion, can prevent that motion assembly 4 from pivoting forward with backward.
As Fig. 6, kayser operating assembly 5 lower ends form grip part 5g.This grip part 5g extends forward from kayser operating assembly 5.Referring to the assembled state of Fig. 8, the grip part 5g and the 3d of fixation kit 3 extend in parallel forward mutually. Catch grip part 3d and 5g as the user with hand, grip part 5g can move to grip part 3d direction kayser operating assembly 5 is pivoted around mounting part 5c.
As Fig. 5, helical spring 50 and 51 is placed on the kayser operating assembly 5.Helical spring 51 extends between kayser operating assembly 5 and the fixation kit 3, with the bottom application of force of counter clockwise direction to kayser operating assembly 5.Helical spring 50 extends between kayser operating assembly 5 and the mobile component 4, with counterclockwise (side directions of contact site 5h) to the kayser operating assembly 5 top application of forces.
As Fig. 5, helical spring 51 applies inclined to one side power in kayser operating assembly 5, forces the butt that is positioned at kayser operating assembly 5 tops to be inserted and fastens 5e and butt depressed part 7a or 7b butt (asking for an interview Fig. 3 and Fig. 8).So, butt insert fasten that 5e can be certain with butt depressed part 7a or 7b butt.This state can be described as " kayser state ".As fasten not butt of 5e and butt depressed part 7a or 7b7b for butt is inserted, the user can simply catch grip part 3d and 5g, and kayser operating assembly 5 is pivoted with the inclined to one side power of opposing helical spring 51, thereby makes that butt is slotting fastens 5e and remove from butt depressed part 7a or 7b.This state can be described as " kayser is removed (release) state ".
In Fig. 8, helical spring 50 and 51 makes mobile component 4 rely on fixation kit 3 by kayser operating assembly 5.Therefore, the connecting portion 4d of mobile component 4 is forced to and shifts to second and connect to insert and to fasten 20b, so connecting portion 4d can be certain with is connected the slotting 20b butt of fastening.This state can be described as " connection status ".As fasten not butt of 20b for connecting portion 4d being connected with second insert, the user can simply catch grip part 3d and 5g, kayser operating assembly 5 is pivoted with the inclined to one side power of opposing helical spring 51, thereby make contact site 5h be connected to mobile component 4 and make its pivot, and then make connecting portion 4d connect to insert to fasten 20b and remove from second.This state can be described as " connection disarm state ".
In addition, at the reception position (asking for an interview Fig. 3) of extensible assembly 30, connect to insert and fasten 20b and the orthogonal payment of connecting portion 4d.So, connect to insert and to fasten 20b and be not connected at reception position with connecting portion 4d.Moreover in reception position, butt is inserted and is fastened 5e and butt depressed part 7a butt, and makes mobile component 4 be positioned at pivot position.In a word, mobile component 4 can be prevented from and be connected the slotting 20b contact of fastening.
As Fig. 6 and Fig. 8, leaf spring 40 is placed on the bottom of fixation kit 3 and makes mobile component 4 to fixation kit 3 skews by mounting seat 41.Therefore, apply crunch in the movable blade 61 that is placed on the mobile component 4, force be placed on fixation kit 3 on fixed blade 60 contact.So movable blade 61 and fixed blade 60 cooperations can be certain cuts cloth.
For making extensible assembly 30 move to reception position from operating position, the user can catch grip part 3d and 5g (as Fig. 8) that butt is inserted to fasten 5e and break away from butt depressed part 7b, and then connecting portion 4d is broken away from connect to insert and fasten 20b.Secondly, the user holds on grip part 3d and 5g and mentions extensible assembly 30, butt is inserted fastened 5e and butt depressed part 7a butt, as Fig. 3.
According to representing embodiment, cutter 6 can move up and down (as Fig. 3 and Fig. 7) with respect to mounting assembly 2 straight lines with extensible assembly 30.So cutter 6 is positioned on the straight line with the path that extensible assembly 30 moves up and down.Therefore the required space of the motion of cutter 6 and extensible assembly 30 minimizes.In other words, cutting device 1 can simply be placed on the Sewing machines 10.
In addition, according to representing embodiment, kayser operating assembly 5 also is a kind of kayser releasing device simultaneously, and is inserted by positioning component 7 and butt and to fasten 5e and form buckling and locking device.Therefore, kayser releasing device (5) be with grip part 3d and 5g discharge buckling and locking device (7,5e).Because of grip part 3d and 5g are located at the front lower place of extensible assembly 30, the user of this Sewing machines can catch grip part 3d and 5g with the operation sheet locking device easily.Moreover by holding grip part 3d and 5g, the user can move up and down extensible assembly 30 easily.
Further, as Fig. 7, extensible assembly 30 comprises fixation kit 3 and mobile component 4.Cutter 6 comprises fixed blade 60 and movable blade 61, and it lays respectively at fixation kit 3 and mobile component 4.Positioning component 60a is located at the lower end of fixation kit and with respect to the workbench 12 of Sewing machines 10 and be positioned.
In sum, when fixation kit 3 moves down, positioning component 60a can be positioned the position with respect to workbench 12 easily, for example breaks away from direction.Relative, the cloth cutting device of TOHKEMY 2002-18170 patent has the lower end that certain hyte part is positioned at wobble component.This wobble component pivots with respect to swing mechanism.In addition, when wobble component was swung or is switched to operating position, this positioning component can extend the lower end of self-swinging assembly.So wobble component and positioning component are to move in the opposite direction.According to representing embodiment, when Sewing machines was located, the direction of motion of positioning component 60a was consistent with the bearing of trend that stretches assembly 30.Therefore, positioning component 60a can have a simple framework.In other words, positioning component 60a needn't extend or withdrawal extensible assembly.
In addition, in Fig. 8, last coupling assembling 20 also is a slave unit, and this slave unit is driven by shank 14.Kayser releasing device (5) is to make the connecting portion 4d of mobile component 4 connect or break away from from driven device (20).So, different functions also can be done in identical position, and the structure of cutting device also can more be simplified.In addition, as the reception position of Fig. 3, mobile component is to break away from slave unit, and this is a kind of feasible method of saving the Sewing machines energy.
So kayser operating assembly 5 can pivot with respect to fixation kit 3, with discharge buckling and locking device (7,5e) and connecting portion 4d is broken away from from driven device (20).
With reference to Fig. 9 to Figure 12, it is to show embodiments of the invention 2.This embodiment 2 is the distortion of this embodiment 1.Therefore, in Fig. 9 to Figure 12, similar assembly can give with embodiment 1 in identical label, and will can not repeat again relevant for the description of these assemblies.
As shown in Figure 9, comprise extensible assembly 130, cutter 106, slave unit (120,121,122,23) and certain hyte part 107, be additional to and mount on the assembly 2 according to a cloth cutting device 101 of the embodiment of the invention 2.This cloth cutting device 101 also has a kayser operating assembly 105 (with reference to Figure 12).This extensible assembly 130 comprises a fixation kit 103 and a mobile component 104.
Equally as shown in Figure 9, this slave unit comprises first connection assembly 122, be hubbed on this shank 14, and second connection assembly 121, articulate this first connection assembly.As shown in Figure 11, this slave unit also comprises coupling assembling 120.First connection is inserted and is fastened the top that 120a is located at coupling assembling 120 on this, and is inserted in the elongated slits 121c that is formed at this second connection assembly 121.Second connects the slotting bottom that 120b is located at coupling assembling 120 on this of fastening.The slotting 120b that fastens of this second connection is applicable to when this mobile component 104 is extended or drawn back downwards, with the connecting portion 104d butt among the mobile component 104 that is formed at extensible assembly 130.
One notch part 103a is formed at the top of this fixation kit 103, and a fixed blade 160 is located at the lower end of this fixation kit 103.This fixed blade 160 comprises mounting part 160c, location division 160a, blade 160d and grip part 103d.This grip part 103d extends from the front side of this fixation kit 103, and the grip component 103e that is formed from a resin then is located on the 103d of this grip part.
As shown in Figure 12, contact site 104a is formed at the upper end of this mobile component 104, and movable blade 161 is hubbed at the lower end of this mobile component 104.Mounting part 161a is located at the rear portion of this movable blade 161, and articulates this mounting part 160c of this fixed blade 160.Therefore, the front portion of this movable blade 161 pivots around the mounting part 104c of mobile component 104.
As shown in Figure 9, this contact site 104a is along this right direction (perpendicular to the paper of Fig. 9), so when this extensible assembly 130 was arranged in the shown reception position of Fig. 9, contact site 104a contacted with the prolongation 107 of positioning component 107 upper ends.Therefore, this mobile component 104 can be by this contact site 104a decision with respect to the position of this fixation kit 103, so the pivoting angle of this movable blade (position) can be maintained at the position among Fig. 9, wherein, this movable blade 161 and this fixed blade 160 overlap each other.Therefore, the blade of this movable blade 161 and this fixed blade will have minimum part and expose outside this reception position.
As shown in Figure 12, mount seat 141 and can be fixedly arranged on this fixation kit 103.This mounts seat and 141 has the plate of mounting 141a, in order to being located on this fixation kit 103, and last lift slab 141b, extension mounts plate 141a perpendicular to this, and finger plate 141c, and the top of lift slab 141a is to the back bending song on this.Leaf spring 140, this finger plate 141c is fixed in its upper end.The mounting part 104c of this mobile component 104 of following end in contact of this leaf spring 140 makes this fixed blade 160 in abutting connection with this movable blade 161 to push away.Therefore, this fixed blade 160 is by the application of force and in abutting connection with this movable blade 161, so this this movable blade 161 of fixed blade 160 relative engagement is to cut cloth.
As shown in Figure 12, contact site 105h, tiltedly the mobile prevention 105j of portion and butt are inserted and are fastened the top that 105e is formed at this kayser operating assembly 105.Grip part 105g is formed at the lower end of this kayser operating assembly 105.Mounting part 105c is formed at the central authorities of these kayser operating assembly 105 long axis directions.This mounting part 105c pivot passes this supporting component 31, is located at this and mounts should going up on the lift slab 141b of seat 141.This grip part 105g extends forward from this kayser operating assembly 105.Grip component 105k is made by resin, is located on the 105g of this grip part.In addition, this grip component 105k is accommodated in the depressed part 103e1 on the grip component 103e that is formed at this fixation kit 103, and can move by the depth direction along this depressed part 103e1 in this depressed part 103e1.Therefore, when this user gripped this grip component 103e and 105k, this grip component 105k moved towards this grip component 103e, so this kayser operating assembly 105 pivots around this mounting part 105c.
As shown in Figure 10 and Figure 12, helical spring 151 is located between this kayser operating assembly 105 and this fixation kit 103, thus this helical spring 151 with this kayser operating assembly 105 towards the counter clockwise direction application of force, as shown in Figure 10.Helical spring 150 is located between this kayser operating assembly 105 and this mobile component 104, thus this helical spring 150 towards this contact site 105h of this kayser operating assembly 105 to these mobile component 104 application of forces.
Embodiments of the invention 2, its mode of operation similar embodiment 1, its advantage is also identical.
Though the present invention with concrete preferred embodiment openly as above; right its is not in order to limit the present invention; any those who are familiar with this art; without departing from the spirit and scope of the present invention; still can do a little change and retouching, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Symbol description:
1: cutting means 2: mount assembly
2a, 2b: mounting part 2b, 2c, 2d: rail assembly
2e: guide portion 3: fixation kit
3a: depressed part 3b: riser portions
3d, 3g: grip part 4: mobile component (extensible assembly)
4a: riser portions 4b: connecting portion
4c: mounting part 4d: connecting portion
5: kayser operating assembly 5c: mounting part
5e: butt is inserted and is fastened 5g: the grip part
5h: contact site 6: cutter
7: positioning component 7a, 7b: the butt depressed part
10: sewing machine 11: sewing head
12: workbench 13: needle plate
13a: patchhole 14: shank
15:L shape arm 16: skeleton
17: depression bar 18: presser feet
19: feed dog 20: go up coupling assembling
20a: first connects the slotting 20b that fastens: second connects slotting fastening
21,22: connection assembly 21c: slit
23: articulate supporting component 30: extensible assembly
40: leaf spring 41: mount seat
50,51: helical spring 60: fixed blade
60a: location division (positioning component) 60c: mounting part
60d: blade 61: movable blade
61a: mounting part 61b: blade
101: cloth cutting device 103: fixation kit
103a: notch part 103d: grip part
103e: grip component 103e1: fall into portion
104: mobile component 104a: contact site
104c: mounting part 104d: connecting portion
105: kayser operating assembly 105c: mounting part
105e: butt is inserted and is fastened 105g: the grip part
105h: contact site 105j: tiltedly mobile prevention portion
105k: grip component 106: cutter
107: positioning component 120: go up coupling assembling
120a: first connects the slotting 120b that fastens: second connects slotting fastening
120c: 121: the second connection assemblies of slit
121c: 122: the first connection assemblies of elongated slits
130: extensible assembly 130d: grip part
140: leaf spring 141: mount seat
141a: mount plate 141b: go up lift slab
141c: flap 150: helical spring
151: helical spring 160: fixed blade
160a: location division 160c: mounting part
160d: blade 161: movable blade
161a: mounting part
Claims (13)
1. a cloth cutting device is located on the Sewing machines, and this Sewing machines has sewing head, shank and workbench, and this workbench is located under this sewing head, and this cloth cutting device is used for cutting this cloth at sewing operation along the direction of feed of cloth, comprising:
Mount assembly, be located on this Sewing machines, and be positioned at this sewing head side;
Extensible assembly can mount the assembly straight line from this and vertically extend; And
Cutter is located at the lower end of this extensible assembly, wherein, when this extensible assembly was mobile between last position and upper/lower positions, this cutter can move between reception position and operating position, and this reception position is positioned at this sewing head side, this operating position is positioned at this workbench side of this Sewing machines
Described cloth cutting device also comprises:
One buckling and locking device is used for position and this extensible assembly of this upper/lower positions kayser on this;
One kayser releasing device is used to discharge this buckling and locking device; And
The downside and the front side of this extensible assembly are located in two grip parts;
Wherein, when this grip part was gripped by the user, this buckling and locking device was discharged by this kayser releasing device, and this user can grip this grip part, and vertical this extensible assembly that moves; And decontrol this grip part as this user, this buckling and locking device can be on this position and this extensible assembly of this upper/lower positions kayser.
2. cloth cutting device according to claim 1 is characterized in that wherein, and this extensible assembly comprises fixation kit and mobile component, and this fixation kit has the location division, is located at the bottom of this fixation kit; And when this extensible assembly was positioned at this upper/lower positions, this location division was located in this workbench with respect to this Sewing machines.
3. cloth cutting device according to claim 2, it is characterized in that also comprising a slave unit, drive by this shank, wherein, this mobile component has connecting portion, and when this mobile component was positioned at this upper/lower positions, this connecting portion was connected in this slave unit, and this connecting portion is located at the top of this mobile component.
4. cloth cutting device according to claim 3 is characterized in that this cutter comprises a fixed blade, is located at the lower end of this fixation kit; And removable blade, be located at the lower end of this mobile component.
5. cloth cutting device according to claim 3 is characterized in that,
Being connected between this connecting portion that this kayser releasing device is used to select this mobile component and this slave unit.
6. cloth cutting device according to claim 5 is characterized in that this kayser releasing device comprises a kayser operating assembly, is located on this fixation kit according to a pivot in the mode that articulates;
Wherein, this kayser operating assembly has first grip part, is located at this pivot downside of this kayser operating assembly; This fixation kit has second grip part; And this kayser operating assembly pivots around this pivot, when the user grips first grip part and second grip part, discharges this buckling and locking device, and described first grip part and described second grip part constitute described two grip parts.
7. cloth cutting device according to claim 6 is characterized in that this kayser operating assembly also comprises contact site, is positioned at the upside of this pivot; Wherein, this contact site is used to contact this mobile component; And this contact site impels this mobile component to pivot, with when this kayser operating assembly pivot when discharging this buckling and locking device, remove being connected between this connecting portion and this slave unit.
8. a cloth cutting device is located on the Sewing machines, and this Sewing machines has sewing head, shank and workbench, and this workbench is located under this sewing head, and this cloth cutting device is used for cutting this cloth at sewing operation along the direction of feed of cloth, comprising:
Mount assembly, be located on this Sewing machines, and be positioned at this sewing head side;
Extensible assembly can mount the assembly straight line from this and vertically extend; And
Cutter is located at the lower end of this extensible assembly, wherein, when this extensible assembly was mobile between last position and upper/lower positions, this cutter can move between reception position and operating position, and this reception position is positioned at this sewing head side, this operating position is positioned at this workbench side of this Sewing machines
Wherein, this extensible assembly comprises fixation kit and mobile component, and this fixation kit has the location division, is located at the bottom of this fixation kit; And when this extensible assembly was positioned at this upper/lower positions, this location division was located in this workbench with respect to this Sewing machines.
9. cloth cutting device according to claim 8, it is characterized in that also comprising a slave unit, drive by this shank, wherein, this mobile component has connecting portion, and when this mobile component was positioned at this upper/lower positions, this connecting portion was connected in this slave unit, and this connecting portion is located at the top of this mobile component.
10. cloth cutting device according to claim 9 is characterized in that this cutter comprises a fixed blade, is located at the lower end of this fixation kit; And removable blade, be located at the lower end of this mobile component.
11. cloth cutting device according to claim 9 is characterized in that also comprising:
Being connected between the one kayser releasing device, this connecting portion that is used to select this mobile component and this slave unit.
12. cloth cutting device according to claim 11 is characterized in that this kayser releasing device comprises a kayser operating assembly, is located on this fixation kit according to a pivot in the mode that articulates;
Wherein, this kayser operating assembly has first grip part, is located at this pivot downside of this kayser operating assembly; This fixation kit has second grip part; And this kayser operating assembly pivots around this pivot, when the user grips first grip part and second grip part, discharges this buckling and locking device, and described first grip part and described second grip part constitute described two grip parts.
13. cloth cutting device according to claim 12 is characterized in that this kayser operating assembly also comprises contact site, is positioned at the upside of this pivot; Wherein, this contact site is used to contact this mobile component; And this contact site impels this mobile component to pivot, with when this kayser operating assembly pivot when discharging this buckling and locking device, remove being connected between this connecting portion and this slave unit.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003357837 | 2003-10-17 | ||
| JP2003357837A JP3970832B2 (en) | 2003-10-17 | 2003-10-17 | Cloth cutting machine |
| JP2003-357837 | 2003-10-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1609317A CN1609317A (en) | 2005-04-27 |
| CN1609317B true CN1609317B (en) | 2010-12-08 |
Family
ID=34614614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200410084038.8A Expired - Fee Related CN1609317B (en) | 2003-10-17 | 2004-10-18 | Cloth cutting device matched with sewing machine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20050120932A1 (en) |
| JP (1) | JP3970832B2 (en) |
| CN (1) | CN1609317B (en) |
| TW (1) | TWI347386B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226805A (en) * | 2019-07-05 | 2019-09-13 | 天津腾达集团有限公司 | It is a kind of to put the cloth-pressing device for scalding production automatically for vamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1861068A (en) * | 1930-01-20 | 1932-05-31 | Routtenberg Zacharia | Sewing machine cutting-attachment |
| US2730059A (en) * | 1953-01-16 | 1956-01-10 | Singer Mfg Co | Trimming mechanisms for sewing machines |
| US4735160A (en) * | 1986-07-23 | 1988-04-05 | Klaus Hampel | Cutting device for a sewing machine |
| CN1366564A (en) * | 2000-07-07 | 2002-08-28 | 株式会社铃木制作所 | Looper and knife driving mechanism of sewing machine |
| CN1418999A (en) * | 2001-11-12 | 2003-05-21 | 高林股份有限公司 | Automatic cutting device for sewing machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2130340A (en) * | 1937-10-30 | 1938-09-20 | Hubert J Gallant | Trimming mechanism for sewing machines |
| US2538272A (en) * | 1949-11-02 | 1951-01-16 | Union Special Machine Co | Trimming mechanism for sewing machines |
| US3074363A (en) * | 1960-04-04 | 1963-01-22 | Pfaff Ag G M | Cutting knife control mechanism for sewing machines and the like |
| US3163136A (en) * | 1962-09-10 | 1964-12-29 | Singer Co | Trimming device for sewing machine |
-
2003
- 2003-10-17 JP JP2003357837A patent/JP3970832B2/en not_active Expired - Fee Related
-
2004
- 2004-10-13 TW TW093130991A patent/TWI347386B/en not_active IP Right Cessation
- 2004-10-14 US US10/963,777 patent/US20050120932A1/en not_active Abandoned
- 2004-10-18 CN CN200410084038.8A patent/CN1609317B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1861068A (en) * | 1930-01-20 | 1932-05-31 | Routtenberg Zacharia | Sewing machine cutting-attachment |
| US2730059A (en) * | 1953-01-16 | 1956-01-10 | Singer Mfg Co | Trimming mechanisms for sewing machines |
| US4735160A (en) * | 1986-07-23 | 1988-04-05 | Klaus Hampel | Cutting device for a sewing machine |
| CN1366564A (en) * | 2000-07-07 | 2002-08-28 | 株式会社铃木制作所 | Looper and knife driving mechanism of sewing machine |
| CN1418999A (en) * | 2001-11-12 | 2003-05-21 | 高林股份有限公司 | Automatic cutting device for sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| US20050120932A1 (en) | 2005-06-09 |
| CN1609317A (en) | 2005-04-27 |
| TW200514883A (en) | 2005-05-01 |
| JP3970832B2 (en) | 2007-09-05 |
| TWI347386B (en) | 2011-08-21 |
| JP2005118352A (en) | 2005-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20121018 |