CN103668805B - A kind of cloth feeding mechanism of template sewing machine - Google Patents
A kind of cloth feeding mechanism of template sewing machine Download PDFInfo
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- CN103668805B CN103668805B CN201310754905.3A CN201310754905A CN103668805B CN 103668805 B CN103668805 B CN 103668805B CN 201310754905 A CN201310754905 A CN 201310754905A CN 103668805 B CN103668805 B CN 103668805B
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Abstract
The invention provides a kind of cloth feeding mechanism of template sewing machine, belong to sewing machine technique field.The cloth feeding mechanism manufacturing cost it solving existing template sewing machine is high, the problem of narrow application range.The cloth feeding mechanism of this template sewing machine comprises base, X to drive motors, Y-direction drive motors, mount pad and the sewing template for fixing cloth, mount pad is slidably arranged on base, sewing template is arranged on mount pad, X can drive the X of mount pad movement on base to transmission mechanism to being provided with between drive motors and mount pad, the Y-direction transmission mechanism that sewing template can be driven to be mounted opposite seat movement is provided with between Y-direction drive motors and sewing template, under the drive of Y-direction drive motors, sewing template is along moving perpendicular to mount pad moving direction.The present invention can make the cloth of different size size, has the advantage of highly versatile, low cost of manufacture.
Description
Technical field
The invention belongs to sewing machine technique field, relate to a kind of cloth feeding mechanism of template sewing machine.
Background technology
One or more sewing thread used by Sewing machines, and sewing is formed one or more stitchings, makes the machine that one or more layers sewing interweaves or unites by a seam.Along with the development of scientific and technological level, the sewing precision of Sewing machines and running speed more and more higher.
Template sewing machine uses a kind of Sewing machines very widely now, and template sewing machine generally comprises X, Y travel mechanism of seam platform, head, sewing template and drive sewing template X, Y-direction motion.Sewing template is horizontally set on seam platform, is fixed on sewing template during sewing by cloth, drives sewing template to move in the horizontal direction by X, Y travel mechanism, thus realizes on cloth, sew complicated sewing thread trace.In order to ensure that the stitching of sewing out has higher precision, must ensure that the movement of sewing template must have higher stability.In order to the cloth making template sewing machine can be applicable to different size specification, need often to change sewing template, therefore, the replacing of sewing template needs quick and convenient.
As Chinese patent literature discloses a kind of mould changing device for Sewing machines [application number 201220359895.4], for the mould changing device of Sewing machines, comprise the feeding pedestal, X direction guiding rail, the Y-direction guide rail that are connected with feeding guide, described feeding pedestal be provided with snap in template draw-in groove, for coordinating draw-in groove to lock the locking member of template, and drive locking member to open or close the locking cylinder of draw-in groove.The work feed principle of this template sewing machine is: sewing template is fixed on feeding support, feeding support can along X direction guiding rail transverse shifting, X direction guiding rail can vertically move along Y-direction guide rail, by horizontal and vertical comprehensive movement, controls the movement in sewing template horizontal direction.This template sewing machine has following deficiency: first, the scope of feeding support transverse shifting depends on the length of X direction guiding rail, the length of same its X direction guiding rail of machine is certain, and in order to make the cost control of sewing template machine within rational scope, it is very long that X direction guiding rail can not design, therefore make the scope of feeding support transverse direction less, make this template sewing machine can only be applicable to the less cloth of size, there is higher limitation; Secondly, this template sewing machine X, to travel mechanism and mechanism of Y-direction travel mechanism complexity, causes template sewing machine manufacturing cost high.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of cloth feeding mechanism of template sewing machine, technical problem to be solved by this invention how to allow make template sewing machine can make larger-size cloth.
Object of the present invention realizes by following technical proposal: a kind of cloth feeding mechanism of template sewing machine, it is characterized in that, this cloth feeding mechanism comprises base, X is to drive motors, Y-direction drive motors, mount pad and the sewing template for fixing cloth, described mount pad is slidably arranged on base, described sewing template is arranged on mount pad, described X can drive the X of mount pad movement on base to transmission mechanism to being provided with between drive motors and mount pad, the Y-direction transmission mechanism that sewing template can be driven to be mounted opposite seat movement is provided with between described Y-direction drive motors and sewing template, under the drive of Y-direction drive motors, sewing template is along moving perpendicular to mount pad moving direction.
Template sewing machine comprises head and seam platform, and seam platform is connected mutually with head of sewing machine, and base is connected mutually with seam platform and is positioned at and stitches below platform, and sewing template is horizontally set on above seam platform.The sewing template of this cloth feeding mechanism is arranged on mount pad, and when X drives mount pad to move on base to drive motors, sewing template can move with mount pad, realizes the movement of sewing template X-direction.Y-direction drive motors can drive sewing template to move on base, and this moving direction is vertical with the moving direction of mount pad, realizes the movement of sewing template Y-direction.Moving range due to sewing template Y-direction depends on the size of sewing template self, therefore adopts larger-size sewing template, just can make larger-size cloth, makes this sewing template facility have stronger versatility.
In the cloth feeding mechanism of above-mentioned template sewing machine, described sewing template comprises connecting plate, cingulum and framed, described connecting plate is long strip-board shape, described cingulum is bar-shape, described connecting plate is connected on framed side, described cingulum is connected in the lower face of connecting plate, and described cingulum is consistent with the length direction of connecting plate, and the lower surface of described cingulum is the flank of tooth.
In the cloth feeding mechanism of above-mentioned template sewing machine, describedly framedly comprise framed and low mold frame, above framed and low mold frame is rectangular box-like, one long limit of low mold frame is parallel to connecting plate and is connected mutually with connecting plate, a upper framed long limit is parallel to connecting plate and is hinged with connecting plate, described framed on be provided with magnet, low mold frame is provided with can by the metallic plate of this magnet attraction.When placing cloth, framedly upwards to open upper, cloth is positioned between framed and low mold frame, more framedly to put down upper, relies on magnet and the adhesive of metallic plate phase that cloth clamping is fixed between framed and low mold frame.
In the cloth feeding mechanism of above-mentioned template sewing machine, described base is provided with two guide rails be parallel to each other, described mount pad comprises electric machine support and axle bracket, the L-shaped tabular of described electric machine support, this electric machine support comprises horizontally disposed base plate and the vertical installing plate be connected on base plate, described axle bracket and Y-direction drive motors are connected on a mounting board, slide block is fixed with bottom described base plate, described slider bottom offers chute, described slide is connected in described chute, described axle bracket is also provided with the guiding mechanism that the movement of sewing template is led.As preferably, base plate and installing plate are formed in one manufacture.The quantity of slide block has four, and wherein two skid are arranged on wherein on a guide rail, and two other skid is arranged on an other guide rail.Adopt the design of two guide rails, multiple slide block, the stability of mount pad movement can be increased, and then promote the stability of complete machine, promote sewing quality.
In the cloth feeding mechanism of above-mentioned template sewing machine, described guiding mechanism comprises guide plate, fixed head, cylinder and the roller mount be arranged on above fixed head, described guide plate is long strip-board shape, this guide plate is connected in the upper face of connecting plate, the length direction of guide plate is vertical with the length direction of guide rail, described fixed head is fixed on axle bracket, described roller mount is vertically provided with at least one lead, described lead can stretch up and down in roller mount, the lower end of described lead is connected mutually with fixed head, lead is provided with the spring pushing down roller mount downwards, described cylinder is connected in roller mount upper surface, the piston rod of cylinder towards under, this piston rod can apply active force on fixed head, drive roller mount opposing fixed plate to move up, described roller mount is positioned at above guide plate and is provided with row's roller, the size of all rollers, shape is all identical and all rollers are positioned at sustained height, the axial line of described roller is positioned in horizontal direction, the outer circumference surface of roller offers the gathering sill of an annular along its circumferencial direction, described guide plate can be connected in described gathering sill.In sewing template moving process, roller mount has the trend moved down under the action of the spring, on the one hand, the roller be fixed in roller mount is pressed on the guide plate of sewing template, guide plate is moved all the time in the gathering sill of roller, in addition on the one hand, during sewing template motion, roller rotates with sewing template, leads to the movement of sewing template.By the effect of above two aspects, make sewing template moving process reliable and stable.When sewing template changed by needs, only cylinder need be started, the piston rod of cylinder ejects downwards and active force drives roller mount opposing fixed plate to move up on fixed head, roller is lifted, now just easily can take out sewing template, change new sewing template, then shifter cylinder, roller mount moves up and down under the action of the spring, positions new sewing template.The moving range of sewing template Y-direction depends primarily on the length of guide plate, when employing has the sewing template of longer guide plate, just can make the cloth of large-size.
In the cloth feeding mechanism of above-mentioned template sewing machine, described roller mount is that bar shaped is block, the middle part of described roller mount offers connection via hole, the piston rod of described cylinder puts in and connects in via hole, also be fixed with in the end of piston rod and there is flexible push rod cup, the lower end abutment of described push rod cup is on the upper face of fixed head, described roller mount offers two guiding via holes, two guiding via holes lay respectively at and connect via hole both sides, each guiding via hole internal fixtion is provided with fairlead, described lead and described spring have two, a lead is equipped with in each fairlead, the sheathed spring of difference on each lead, the upper end of described lead has the cambered outwards flange in footpath, the upper end of described spring is resisted against on described flange, the lower end abutment of described spring is in the upper end of fairlead.Cylinder is positioned at the middle part of roller mount upper surface, roller is rotated by roller shaft and is arranged in roller mount, particularly, roller shaft level is connected in roller mount, roller in the form of a ring, each roller shaft has two bearings, roller shaft is fixedly located in the dead eye of bearing, and the inner peripheral surface of roller and the outer circumference surface of bearing lean.Push rod cup is that nylon material is made, and therefore push rod cup has elasticity, when the lower end abutment of push rod cup is on fixed head, can avoid the wearing and tearing of fixed head.
In the cloth feeding mechanism of above-mentioned template sewing machine, described X comprises X to driven wheel to transmission mechanism, X is to driving pulley and X to driven gear, base near guide rail one end rotates and is provided with X to driven pulley, base near the guide rail other end rotates and is provided with driving belt pulley shaft, described X is located on described driving belt pulley shaft to driving pulley and X to the equal fixed cover of driven gear, described X is fixed on base to drive motors, described X is connected in X in the rotating shaft of drive motors to driven wheel, this X is meshed to driven gear to driven wheel with X, described X to driving pulley and X to driven pulley between be provided with and make the X of both interlocks to Timing Belt, the base plate of described electric machine support is connected to the top belt body of Timing Belt mutually with X.Described X to the length direction of Timing Belt and the length direction of guide rail parallel, X to the operation principle of transmission mechanism is: X drives X to driving pulley to rotate by X to driven wheel to drive motors, then X is driven to rotate to Timing Belt, because the base plate of electric machine support is connected to the top belt body of Timing Belt mutually with X, mount pad when therefore X rotates to Timing Belt, is driven to move on base.
In the cloth feeding mechanism of above-mentioned template sewing machine, described Y-direction transmission mechanism comprises two rotations and is arranged on follower shaft on axle bracket, two follower shafts are parallel to each other, on every root follower shaft, fixed cover is provided with template-driven gear respectively, described template-driven gear is meshed with the flank of tooth of described cingulum, the rotating shaft of described Y-direction drive motors is fixed with Y-direction driving pulley, on every root follower shaft, also fixed cover is provided with Y-direction driven pulley respectively, and described Y-direction driving pulley is connected by making the Y-direction Timing Belt of three's synchronous axial system with two Y-direction driven pulleys.Described installing plate is also provided with the strainer that can make the tensioning of Y-direction Timing Belt, described strainer comprises a regulating wheel, described installing plate is connected with eccentric shaft, and described regulating wheel is rotatably connected on eccentric shaft by bearing, and the wheel face of regulating wheel is pressed on Y-direction Timing Belt.The operation principle of Y-direction transmission mechanism is: Y-direction drive motors is rotated by Y-direction driving pulley, by the effect of Y-direction Timing Belt, two Y-direction driven pulleys rotate, and drive follower shaft to rotate, the template-driven gear be connected on follower shaft also rotates with follower shaft, because template-driven gear is meshed with the flank of tooth of cingulum, therefore achieve template-driven gear driven sewing template Y-direction and move.
In the cloth feeding mechanism of above-mentioned template sewing machine, the bottom of described roller mount one end is fixed with proximity switch one, described proximity switch one is positioned at the top of a connecting plate wherein lateral edges, and this lateral edges of connecting plate also offers breach, and described breach is positioned at end, connecting plate one end.
In the cloth feeding mechanism of above-mentioned template sewing machine, described base is installed with the X of a long strip-board shape to tablet, described X is consistent with the length direction of described guide rail to tablet, described base plate is installed with the proximity switch two matched to tablet with X.When proximity switch two moves with base plate, proximity switch two moves all the time in the length range of X to tablet, thus limits the moving range in sewing template X-direction.
Compared with prior art, the cloth feeding mechanism of this template sewing machine has the following advantages:
1, the cloth feeding mechanism of this template sewing machine is applicable to the sewing template of different size size, therefore can make the cloth of different size size, has the advantage of highly versatile.
2, the X of this template sewing machine cloth feeding mechanism is high to transmission mechanism and Y-direction transmission mechanism stable transmission, accuracy, and structure is simple, therefore the lower to a great extent manufacturing cost of template sewing machine, make simultaneously template sewing machine have transmission precisely, working stability, the advantage of good product quality that processes.
2, this template sewing machine has sewing template and changes advantage easily.
3, because mount pad is provided with strainer, therefore, it is possible to make Y-direction Timing Belt be in tensioned state, avoid occurring in transmission process skidding.
Accompanying drawing explanation
Fig. 1 is the perspective view of template sewing machine of the present invention.
Fig. 2 be template sewing machine of the present invention face structural representation.
Fig. 3 is the side-looking structural representation of template sewing machine of the present invention.
Fig. 4 is the perspective view one of this cloth feeding mechanism.
Fig. 5 is the perspective view two of this cloth feeding mechanism.
Fig. 6 is the perspective view three of this cloth feeding mechanism.
Fig. 7 is the enlarged drawing at A place in Fig. 6.
Fig. 8 is the plan structure schematic diagram of this cloth feeding mechanism.
Fig. 9 is the side-looking structural representation of this cloth feeding mechanism.
Figure 10 is the stereoscopic mechanism schematic diagram of guiding mechanism.
Figure 11 is the partial sectional view one of guiding mechanism.
Figure 12 is the partial sectional view two of guiding mechanism.
Figure 13 is the perspective view of sewing template.
Figure 14 is the explosive view of sewing template.
Figure 15 is the sectional structure schematic diagram of slide block, guide rail.
In figure, 1, base; 2, X is to drive motors; 3, Y-direction drive motors; 4, mount pad; 41, electric machine support; 41a, base plate; 41b, installing plate; 42, axle bracket; 5, sewing template; 51, connecting plate; 51a, breach; 52, cingulum; 53, framed; 53a, upper framed; 53b, low mold frame; 6, magnet; 7, metallic plate; 8, guide rail; 9, slide block; 91, chute; 10, X is to driven wheel; 11, X is to driving pulley; 12, X is to driven pulley; 13, X is to driven gear; 14, roller shaft; 15, driving belt pulley shaft; 16, X is to Timing Belt; 17, follower shaft; 18, template-driven gear; 19, Y-direction driving pulley; 20, Y-direction driven pulley; 21, Y-direction Timing Belt; 22, guide plate; 23, fixed head; 24, cylinder; 25, roller mount; 251, via hole is connected; 252, lead via hole; 26, lead; 261, flange; 27, spring; 28, piston rod; 29, roller; 291, gathering sill; 30, push rod cup; 31, fairlead; 32, proximity switch one; 33, proximity switch two; 34, X is to tablet; 35, head; 36, platform is stitched; 37; Regulating wheel; 38, eccentric shaft.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, Figure 2 and Figure 3, the seam platform 36 that template sewing machine comprises head 35 and is connected on head 35, the cloth feeding mechanism of this template sewing machine comprises base 1, X to drive motors 2, Y-direction drive motors 3, mount pad 4 and the sewing template 5 etc. for fixing cloth, and X is servomotor to drive motors 2 and Y phase drive motors.
Particularly, as shown in Fig. 2, Fig. 5, Fig. 6 and Figure 15, base 1 is connected mutually with seam platform 36 and is positioned at and stitches below platform 36, and sewing template 5 is horizontally set on above seam platform 36.Mount pad 4 is slidably arranged on base 1, and sewing template 5 is arranged on mount pad 4.This mount pad 4 comprises electric machine support 41 and axle bracket 42, the L-shaped tabular of electric machine support 41, this electric machine support 41 comprises horizontally disposed base plate 41a and the vertical installing plate 41b be connected on base plate 41a, base plate 41a and installing plate 41b is formed in one manufacture, and axle bracket 42 and Y-direction drive motors 3 are connected on installing plate 41b.Can slide on base 1 to realize mount pad 4, four slide blocks 9 are fixed with bottom base plate 41a, base 1 is provided with two guide rails be parallel to each other 8, wherein two slide blocks 9 are slidably arranged in wherein on a guide rail 8, two other slide block 9 is slidably arranged on an other guide rail 8, offer chute 91 bottom slide block 9, guide rail 8 slides and is connected in chute 91.
As shown in Figure 13 and Figure 14, sewing template 5 comprises connecting plate 51, cingulum 52 and for framed 53 of fixing cloth, connecting plate 51 is long strip-board shape, cingulum 52 is bar-shape, connecting plate 51 is connected on the side of framed 53, cingulum 52 is connected in the lower face of connecting plate 51, and cingulum 52 is consistent with the length direction of connecting plate 51, and the lower surface of cingulum 52 is the flank of tooth.Framed 53 comprise framed 53a and low mold frame 53b, upper framed 53a and low mold frame 53b is rectangular box-like, the one long limit of low mold frame 53b is parallel to connecting plate 51 and is connected mutually with connecting plate 51, the one long limit of upper framed 53a is parallel to connecting plate 51 and is hinged with connecting plate 51, upper framed 53a is provided with magnet 6, and low mold frame 53b is provided with can by the metallic plate 7 of this magnet 6 adhesive.When placing cloth, upwards opened by upper framed 53a, cloth is positioned between framed 53a and low mold frame 53b, is being put down by upper framed 53a, relies on magnet 6 and the adhesive of metallic plate 7 phase that cloth clamping is fixed between framed 53a and low mold frame 53b.
X can drive the X of mount pad 4 movement on base 1 to transmission mechanism to being provided with between drive motors 2 and mount pad 4, the Y-direction transmission mechanism that sewing template 5 can be driven to be mounted opposite seat 4 movement is provided with between Y-direction drive motors 3 and sewing template 5, under the drive of Y-direction drive motors 3, sewing template 5 moves along perpendicular to mount pad 4 moving direction.Wherein, as shown in Fig. 4 to Fig. 9, X comprises X to driven wheel 10 to transmission mechanism, X is to driving pulley 11, X is to driven pulley 12 and X to driven gear 13, base 1 near guide rail 8 one end is provided with driven belt wheel shaft, base 1 near guide rail 8 other end rotates and is provided with driving belt pulley shaft 15, X is located on driven belt wheel shaft to driven pulley 12 turning set, X is located on driving belt pulley shaft 15 to driving pulley 11 and X to the equal fixed cover of driven gear 13, X is fixed on base 1 to drive motors 2, X is connected in X in the rotating shaft of drive motors 2 to driven wheel 10, this X is meshed to driven gear 13 to driven wheel 10 with X, X to driving pulley 11 and X to driven pulley 12 between be provided with and make the X of both interlocks to Timing Belt 16, X is parallel with the length direction of guide rail 8 to the length direction of Timing Belt 16, base plate 41a and the X of electric machine support 41 is connected mutually to the top belt body of Timing Belt 16.The two ends of driven belt wheel shaft are connected on base 1, and the two ends of driving belt pulley shaft 15 are rotatably connected on base 1 by bearing, and X is located on driven belt wheel shaft to driven pulley 12 by bearing turning set.
Y-direction transmission mechanism comprises two rotations and is arranged on follower shaft 17 on axle bracket 42, two follower shafts 17 are parallel to each other, on every root follower shaft 17, fixed cover is provided with template-driven gear 18 respectively, template-driven gear 18 is meshed with the flank of tooth of cingulum 52, the rotating shaft of Y-direction drive motors 3 is fixed with Y-direction driving pulley 19, on every root follower shaft 17, also fixed cover is provided with Y-direction driven pulley 20 respectively, and Y-direction driving pulley 19 is connected by making the Y-direction Timing Belt 21 of three's synchronous axial system with two Y-direction driven pulleys 20.Installing plate 41b is also provided with the strainer that can make Y-direction Timing Belt 21 tensioning, strainer comprises a regulating wheel 37, installing plate 41b is connected with eccentric shaft 38, regulating wheel 37 is rotatably connected on eccentric shaft 38 by bearing, and the wheel face of regulating wheel 37 is pressed on Y-direction Timing Belt 21.Because eccentric shaft 38 exists bias, therefore eccentric shaft 38 is when rotating, and regulating wheel 37 can be driven to close Y-direction Timing Belt 21 side or move away from Y-direction Timing Belt 21 side, and then regulating the tightness of Y-direction Timing Belt 21 according to actual conditions.
In order to lead to the movement of sewing template 5, sewing template 5 be moved reposefully along correct direction, axle bracket 42 is also provided with the guiding mechanism that the movement of sewing template 5 is led.Particularly, as shown in Fig. 4 to Figure 13, guiding mechanism comprises guide plate 22, fixed head 23, cylinder 24 and the roller mount 25 be arranged on above fixed head 23, guide plate 22 is long strip-board shape, roller mount 25 is block in bar shaped, this guide plate 22 is connected in the upper face of connecting plate 51, the length direction of guide plate 22 is vertical with the length direction of guide rail 8, fixed head 23 is fixed on axle bracket 42, cylinder 24 is connected in the upper surface of roller mount 25, roller mount 25 offers and connects via hole 251, the piston rod 28 of cylinder 24 straight down and put in and connect in via hole 251, also be fixed with in the end of piston rod 28 and there is flexible push rod cup 30, the lower end abutment of push rod cup 30 is on the upper face of fixed head 23, roller mount 25 offers two guiding via holes 252, two guiding via holes 252 lay respectively at and connect via hole 251 both sides, each guiding via hole 252 internal fixtion is provided with fairlead 31, a lead 26 is equipped with in each fairlead 31, the lower end of lead 26 is connected mutually with fixed head 23, lead 26 can in fairlead 31 on stretch up and down, the sheathed spring 27 of difference on each lead 26, the upper end of lead 26 has the cambered outwards flange 261 in footpath, the upper end of spring 27 is resisted against on flange 261, the lower end abutment of spring 27 is in the upper end of fairlead 31.Roller mount 25 is positioned at above guide plate 22 and is provided with row's roller, the size of all rollers 29, shape are all identical and all rollers 29 are positioned at sustained height, the axial line of roller 29 is positioned in horizontal direction, the outer circumference surface of roller 29 offers the gathering sill 291 of an annular along its circumferencial direction, guide plate 22 can be connected in gathering sill 291.As preferably, as shown in figure 12, roller 29 is rotated by roller shaft 14 and is arranged in roller mount 25, particularly, roller shaft 14 level is connected in roller mount 25, and roller 29 in the form of a ring, each roller shaft 14 has two bearings, roller shaft 14 is fixedly located in the dead eye of bearing, and the inner peripheral surface of roller 29 and the outer circumference surface of bearing lean.In sewing template 5 moving process, roller mount 25 has the trend moved down under the effect of spring 27, on the one hand, the roller 29 be fixed in roller mount 25 is pressed on sewing template 5, make guide plate 22 mobile in the gathering sill 291 of roller 29 all the time, in addition on the one hand, when sewing template 5 moves, roller 29 rotates with sewing template 5, leads to the movement of sewing template 5.By the effect of above two aspects, make sewing template 5 moving process reliable and stable.In order to limit the moving range of sewing template 5, the bottom of roller mount 25 one end is fixed with proximity switch 1, proximity switch 1 is positioned at the top of a connecting plate 51 wherein lateral edges, and this lateral edges of connecting plate 51 also offers breach 51a, and breach 51a is positioned at end, connecting plate 51 one end.Base 1 is installed with the X of a long strip-board shape to tablet 34, described X is consistent with the length direction of described guide rail 8 to tablet 34, base plate 41a is installed with the proximity switch 2 33 matched to tablet 34 with X.X is starting point end near X to one end of drive motors 2 to tablet 34, be destination terminal away from X to one end of drive motors 2, when energized, X first drives mount pad 4 to reset to drive motors 2, now proximity switch 2 33 and X rectify to the starting point of tablet 34 right, Y-direction drive motors 3 first drives guide plate 51 to reset simultaneously, and now proximity switch 1 is near breach 51a place, and then makes.When proximity switch 2 33 moves with base plate 41a, proximity switch 2 33 moves all the time in the length range of X to tablet 34, thus limits the moving range on sewing template 5X direction.
The operation principle of this cloth feeding mechanism is: when making, cloth is placed in sewing template 5, sewing template 5 is arranged on mount pad 4, X drives X to driving pulley 11 to rotate by X to driven wheel 10 to drive motors 2, then X is driven to rotate to Timing Belt 16, because base plate 41a and the X of electric machine support 41 is connected mutually to the top belt body of Timing Belt 16, mount pad 4 when therefore X rotates to Timing Belt 16, is driven to move on base 1.Sewing template 5 can move with mount pad 4, realizes the movement in sewing template 5X direction.Y-direction drive motors 3 is rotated by Y-direction driving pulley 19, by the effect of Y-direction Timing Belt 21, two Y-direction driven pulleys 20 rotate, and drive follower shaft 17 to rotate, the template-driven gear 18 be connected on follower shaft 17 also rotates with follower shaft 17, because the flank of tooth of template-driven gear 18 with cingulum 52 is meshed, therefore achieve template-driven gear 18 and drive sewing template 5Y direction to move.Moving range due to sewing template 5Y direction depends on the length of guide plate 22 on sewing template 5, therefore adopts larger-size sewing template 5, just can make larger-size cloth, makes this sewing template 5 facility have stronger versatility.
When sewing template 5 changed by needs, only need start cylinder 24, the piston rod 28 of cylinder 24 ejects downwards and active force drives roller mount 25 opposing fixed plate 23 to move up on fixed head 23, roller 29 is lifted, now just can easily take out sewing template 5, change new sewing template 5, then shifter cylinder 24, roller mount 25 moves up and down under the effect of spring 27, positions new sewing template 5.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ base 1 herein, X is to drive motors 2, Y-direction drive motors 3, mount pad 4, electric machine support 41, base plate 41a, installing plate 41b, axle bracket 42, sewing template 5, connecting plate 51, breach 51a, cingulum 52, framed 53, upper framed 53a, low mold frame 53b, magnet 6, metallic plate 7, guide rail 8, slide block 9, chute 91, X is to driven wheel 10, X is to driving pulley 11, X is to driven pulley 12, X is to driven gear 13, roller shaft 14, driving belt pulley shaft 15, X is to Timing Belt 16, follower shaft 17, template-driven gear 18, Y-direction driving pulley 19, Y-direction driven pulley 20, Y-direction Timing Belt 21, guide plate 22, fixed head 23, cylinder 24, roller mount 25, connect via hole 251, guiding via hole 252, lead 26, flange 261, spring 27, piston rod 28, roller 29, gathering sill 291, push rod cup 30, fairlead 31, proximity switch 1, proximity switch 2 33, X is to tablet 34, head 35, seam platform 36, regulating wheel 37, term such as eccentric shaft 38 grade, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain that the restriction that essence of the present invention is construed to any one additional them is all contrary with spirit of the present invention more easily.
Claims (9)
1. the cloth feeding mechanism of a template sewing machine, it is characterized in that, this cloth feeding mechanism comprises base (1), X is to drive motors (2), Y-direction drive motors (3), mount pad (4) and the sewing template (5) for fixing cloth, described mount pad (4) is slidably arranged on base (1), described sewing template (5) is arranged on mount pad (4), described X can drive mount pad (4) at the X of the upper movement of base (1) to transmission mechanism to being provided with between drive motors (2) and mount pad (4), the Y-direction transmission mechanism that sewing template (5) can be driven to be mounted opposite seat (4) movement is provided with between described Y-direction drive motors (3) and sewing template (5), under the drive of Y-direction drive motors (3), sewing template (5) is along moving perpendicular to mount pad (4) moving direction, described base (1) is provided with two guide rails be parallel to each other (8), described mount pad (4) comprises electric machine support (41) and axle bracket (42), described electric machine support (41) L-shaped tabular, this electric machine support (41) comprises horizontally disposed base plate (41a) and the vertical installing plate (41b) be connected on base plate (41a), described axle bracket (42) and Y-direction drive motors (3) are connected on installing plate (41b), described base plate (41a) bottom is fixed with slide block (9), described slide block (9) bottom offers chute (91), described guide rail (8) slides and is connected in described chute (91), described axle bracket (42) is also provided with the guiding mechanism that the movement of sewing template (5) is led.
2. the cloth feeding mechanism of template sewing machine according to claim 1, it is characterized in that, described sewing template (5) comprises connecting plate (51), cingulum (52) and framed (53), described connecting plate (51) is long strip-board shape, described cingulum (52) is bar-shape, described connecting plate (51) is connected on the side of framed (53), described cingulum (52) is connected in the lower face of connecting plate (51), described cingulum (52) is consistent with the length direction of connecting plate (51), the lower surface of described cingulum (52) is the flank of tooth.
3. the cloth feeding mechanism of template sewing machine according to claim 2, it is characterized in that, described framed (53) comprise framed (53a) and low mold frame (53b), upper framed (53a) and low mold frame (53b) are rectangular box-like, one long limit of low mold frame (53b) is parallel to connecting plate (51) and is connected mutually with connecting plate (51), the one long limit of upper framed (53a) is parallel to connecting plate (51) and is hinged with connecting plate (51), described framed (53a) is provided with magnet (6), low mold frame (53b) is provided with can by the metallic plate (7) of this magnet (6) adhesive.
4. the cloth feeding mechanism of the template sewing machine according to Claims 2 or 3, it is characterized in that, described guiding mechanism comprises guide plate (22), fixed head (23), cylinder (24) and the roller mount (25) be arranged on above fixed head (23), described guide plate (22) is long strip-board shape, this guide plate (22) is connected in the upper face of connecting plate (51), the length direction of guide plate (22) is vertical with the length direction of guide rail (8), described fixed head (23) is fixed on axle bracket (42), described roller mount (25) is vertically provided with at least one lead (26), described lead (26) can stretch up and down in roller mount (25), the lower end of described lead (26) is connected mutually with fixed head (23), lead (26) is provided with the spring (27) pushing down roller mount (25) downwards, described cylinder (24) is connected in roller mount (25) upper surface, the piston rod (28) of cylinder (24) towards under, this piston rod (28) can apply active force on fixed head (23), drive roller mount (25) opposing fixed plate (23) to move up, described roller mount (25) is positioned at guide plate (22) top and is provided with row's roller (29), the size of all rollers (29), shape is all identical and all rollers (29) are positioned at sustained height, the axial line of described roller (29) is positioned in horizontal direction, the outer circumference surface of roller (29) offers the gathering sill (291) of an annular along its circumferencial direction, described guide plate (22) can be connected in described gathering sill (291).
5. the cloth feeding mechanism of template sewing machine according to claim 4, it is characterized in that, described roller mount (25) is block in bar shaped, the middle part of described roller mount (25) offers and connects via hole (251), the piston rod (28) of described cylinder (24) puts in and connects in via hole (251), also be fixed with in the end of piston rod (28) and there is flexible push rod cup (30), the lower end abutment of described push rod cup (30) is on the upper face of fixed head (23), described roller mount (25) offers two guiding via hole (252), two guiding via hole (252) lay respectively at and connect via hole (251) both sides, each guiding via hole (252) internal fixtion is provided with fairlead (31), described lead (26) and described spring (27) have two, a lead (26) is equipped with in each fairlead (31), the upper sheathed spring (27) respectively of each lead (26), the upper end of described lead (26) has the cambered outwards flange in footpath (261), the upper end of described spring (27) is resisted against on described flange (261), the lower end abutment of described spring (27) is in the upper end of fairlead (31).
6. the cloth feeding mechanism of the template sewing machine according to claim 1 or 2 or 3, it is characterized in that, described X comprises X to driven wheel (10) to transmission mechanism, X is to driving pulley (11), with X to driven gear (13), X is provided with to driven pulley (12) in the upper rotation of the base (1) near guide rail (8) one end, the upper rotation of base (1) near guide rail (8) other end is provided with driving belt pulley shaft (15), described X is located on described driving belt pulley shaft (15) to driving pulley (11) and X to the equal fixed cover of driven gear (13), described X is fixed on base (1) to drive motors (2), described X is connected in X in the rotating shaft of drive motors (2) to driven wheel (10), this X is meshed to driven gear (13) to driven wheel (10) with X, described X to driving pulley (11) and X to driven pulley (12) between be provided with and make the X of both interlocks to Timing Belt (16), the base plate (41a) of described electric machine support (41) is connected to the top belt body of Timing Belt (16) mutually with X.
7. the cloth feeding mechanism of the template sewing machine according to Claims 2 or 3, it is characterized in that, described Y-direction transmission mechanism comprises two rotations and is arranged on follower shaft (17) on axle bracket (42), two follower shafts (17) are parallel to each other, on every root follower shaft (17), fixed cover is provided with template-driven gear (18) respectively, described template-driven gear (18) is meshed with the flank of tooth of described cingulum (52), the rotating shaft of described Y-direction drive motors (3) is fixed with Y-direction driving pulley (19), on every root follower shaft (17), also fixed cover is provided with Y-direction driven pulley (20) respectively, described Y-direction driving pulley (19) is connected by making the Y-direction Timing Belt (21) of three's synchronous axial system with two Y-direction driven pulleys (20).
8. the cloth feeding mechanism of template sewing machine according to claim 4, it is characterized in that, the bottom of described roller mount (25) one end is fixed with proximity switch one (32), described proximity switch one (32) is positioned at the top of connecting plate (51) wherein lateral edges, connecting plate (51) this lateral edges also offers breach (51a), and described breach (51a) is positioned at connecting plate (51) end, one end.
9. the cloth feeding mechanism of the template sewing machine according to Claims 2 or 3, it is characterized in that, described base (1) is installed with the X of a long strip-board shape to tablet (34), described X is consistent with the length direction of described guide rail (8) to tablet (34), described base plate (41a) is installed with the proximity switch two (33) matched to tablet (34) with X.
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| CN201310754905.3A CN103668805B (en) | 2013-12-31 | 2013-12-31 | A kind of cloth feeding mechanism of template sewing machine |
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| CN201310754905.3A CN103668805B (en) | 2013-12-31 | 2013-12-31 | A kind of cloth feeding mechanism of template sewing machine |
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| CN103668805A CN103668805A (en) | 2014-03-26 |
| CN103668805B true CN103668805B (en) | 2016-02-03 |
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| CN201310754905.3A Expired - Fee Related CN103668805B (en) | 2013-12-31 | 2013-12-31 | A kind of cloth feeding mechanism of template sewing machine |
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