CN101173431B - Rack and pinion type power transmission and apparatus for driving embroidery frame of embroidery machine having the same - Google Patents
Rack and pinion type power transmission and apparatus for driving embroidery frame of embroidery machine having the same Download PDFInfo
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- CN101173431B CN101173431B CN2007101113492A CN200710111349A CN101173431B CN 101173431 B CN101173431 B CN 101173431B CN 2007101113492 A CN2007101113492 A CN 2007101113492A CN 200710111349 A CN200710111349 A CN 200710111349A CN 101173431 B CN101173431 B CN 101173431B
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C9/00—Appliances for holding or feeding the base fabric in embroidering machines
- D05C9/02—Appliances for holding or feeding the base fabric in embroidering machines in machines with vertical needles
- D05C9/04—Work holders, e.g. frames
- D05C9/06—Feeding arrangements therefor, e.g. influenced by patterns, operated by pantographs
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Abstract
Disclosed are a rack and pinion type power transmission and a driving apparatus of an embroidery frame of an embroidery machine having the same. The gear teeth, which are engaged with the engaging member connected to the power source, are formed in the lower side of the a single movable frame, to which the embroidery frame is fixed, so as to directly move the movable frame, so that uniform driving force is transmitted to the embroidery frame during the movements of the embroidery frame. Thus, the high reliable and steady movement is performed. The driving apparatus includes any one of the X- and Y-directional movement mechanisms. The mechanism includes a fixed frame installed to a beam-body of the sewing machine, a movable frame movably installed on the fixed frame and having gear teeth, and a movable frame movement mechanism engaged with the gear teeth to reciprocate the movable frame.
Description
Technical field
The present invention relates to a kind of tooth bar-pinion type power transmission, be particularly related to a kind of like this tooth bar-pinion type power transmission, this device has used timing belt, and this timing belt has the tooth that is meshed with the tooth of tooth bar, so that can accurately control the transmission of driving force.
In addition, the present invention relates to a kind of driving arrangement of embroidery frame of embroidery machine, this equipment has tooth bar-pinion type power transmission, relate more specifically to a kind of driving arrangement of embroidery frame of embroidery machine, in this equipment, utilize tooth bar-pinion type power transmission to make the movable gantry motion that is mounted to an embroidery frame on the fixed frame, so that uniform driving force can be passed to whole embroidery frame, therefore, the low-quality embroidery that can avoid during movement the vibration by embroidery frame to cause, and, can realize high speed operation.
Background technology
As everyone knows, there are embroidery machine and Sewing machines in the art.The machine of embroidery machine indication is: the embroidery frame that sewing needle bar could move up and down and fix converted goods can move so that can be according to user's the expectation operation of embroidering along X-direction of principal axis and Y-direction of principal axis.Sewing machines is generally used in the family.
The difference of Sewing machines and embroidery machine is: Sewing machines makes the converted goods motion by the zigzag propeller, thereby converted goods is sewed; And embroidery machine makes embroidery frame motion with along the fixing converted goods of X-direction of principal axis and Y-direction of principal axis, so that converted goods is embroidered.
In embroidery machine, can move so that converted goods is embroidered along X-direction of principal axis and Y-direction of principal axis owing to be used for fixing the embroidery frame of converted goods, therefore, the quality of the accurate motion of embroidery frame and constant speed and embroidery operation is closely related.
Therefore, servo motor that can control rate or induction motor as driver element so that the shank of embroidery machine move up and down, usually, will have good positioning function and the stepper motor that is easy to control as driver element so that embroidery machine move along X-direction of principal axis and Y-direction of principal axis.
At present, there are several embroidery machines,, have the bull formula automatic shuttle embroidery machine of two or more working heads as single head formula automatic shuttle embroidery machine, and the extraordinary embroidery machine as computermatic Sewing machines.
The back, structure and the operation to conventional embroidery machine describes with reference to the accompanying drawings.
Fig. 1 is the outward appearance of conventional bull formula automatic shuttle embroidery machine, and Fig. 2 is the working head and the shuttle driver element of embroidery machine among Fig. 1.
As illustrated in fig. 1 and 2, bull formula automatic shuttle embroidery machine comprises: the beam body 1 that is used to support embroidery machine, be installed in the platen 2 of Liang Tishang, be installed in the embroidery frame (embroidery platen) 3 of the cloth of being embroidered with fixing quilt on the platen 2, be installed on the last side shaft 11 that is higher than embroidery frame 3 to carry out a plurality of working heads 4 of embroidery operation, be installed on the following side shaft 12 that is lower than platen 2 also to supply with the shuttle (or shuttle hook) 15 of side line down towards working head 4, be installed in the master controller case 5 of the downside of platen 2, and the control panel 6 that is installed in the place, side of platen 2.Main shaft drives motor 13 is installed in the downside of platen 2.The first belt 14a connects the turning cylinder and the following side shaft 12 of main shaft drives motor 13, and, by the second belt 14b side shaft 12 and last side shaft 11 are connected with each other.
Therefore, because the rotation of main shaft drives motor 13, following side shaft 12 rotates with last side shaft 11.Because the rotation of side shaft 12 drives the following side line that shuttle 15 is used to embroider with supply down.Because the rotation of last side shaft 11, the shank 4a of drive installation on working head 4 is to embroider to cloth.
In order to improve output, embroidery frame generally includes a plurality of working heads 4 (for example, 10～24 working heads).By a turning cylinder (going up side shaft) a plurality of working heads 4 are connected with each other, each working head 4 all has many pins (for example, 6～15 pins), and, the various lines of different colours are linked to each other with corresponding pin.Therefore, working head 4 can utilize versicolor line that cloth is embroidered according to desirable embroidered pattern.
Fig. 3 and 4 perspective view and planes for the driving arrangement of the embroidery frame that shows conventional bull formula automatic shuttle embroidery machine.
Shown in Fig. 3 and 4, the driving arrangement of the embroidery frame of conventional bull formula automatic shuttle embroidery machine comprises placement by the platen 2 of embroidery object, and the upside that is installed in platen 2 is to fix by the embroidery frame 3 of embroidery object.In this case, embroidery frame 3 comprises a pair of elongated horizontal frames 3a and a pair of upright frame 3b, and by the embroidery object, and this embroidery frame has rectangular shape to the upside that they are installed in platen 2 with supporting.At the downside of platen 2, X-direction motion 20 and Y-direction motion 30 are installed, so that embroidery frame 3 is along X-direction and Y-direction motion.
In this case, as shown in Figure 5, Y-direction motion 30 is installed on the timing belt of longitudinally arranging 52.When making timing belt 52 rotate with driving Y-direction motion 30 by Y-shaft drive motor 50, the rest pad (not shown) that meshes with timing belt 52 moves with the guide rail 31 that Y-direction of principal axis (up and down), edge are embedded among X-axle frame 30a and the 30b.Because embroidery frame 3 is installed on the rest pad connection cover 40 that rest pad is housed, therefore, embroidery frame 3 will move along Y-direction of principal axis (up and down) owing to the motion of rest pad.
The workman will be placed and be fixed on the embroidery frame 3 by embroidery object or other object, and the workman reads desirable embroidery design data by control panel 6 from outside (being floppy disk, hard disk or other parts), with the operation of embroidering.Subsequently, X-direction motion 20 and Y-direction motion 30 makes embroidery frame 3 along X-and Y-direction of principal axis motion according to the embroidery design data.
More particularly, the X of X-direction motion 20-shaft drive motor (not shown) according to X-axis data forward and rotate backward, and, pass through timing belt, with X-shaft drive motor forward and driving force backward be passed to embroidery frame 3 so that embroidery frame 3 is to the right with to left movement.In other words, X-axle the rest pad that will link to each other with embroidery frame 3 is installed in the pre-position of timing belt and embroidery frame 3 is placed on X-axle rest pad, so that make the embroidery frame 3 can be along being embedded in guide rail in X-axle frame, pressing X-direction of principal axis (to the right and left) motion.
Simultaneously, as shown in Figure 5, the Y-shaft drive motor 50 of Y-direction motion 30 according to Y-axis data forward and rotate backward, and, by timing belt 51 and 52, with Y-shaft drive motor forward and driving force backward be passed to embroidery frame 3 so that forward and backward motion of embroidery frame 3.In other words, Y-axle the rest pad that will link to each other with embroidery frame 3 is installed in the pre-position of timing belt 52 and embroidery frame 3 is placed on Y-axle rest pad, so as to make embroidery frame 3 can along be embedded in guide rail 31 among Y-axle frame 30a and the 30b, with Y-direction of principal axis (forward and backward) motion.
In addition, with fixedly the front side and the rear side of embroidery frame 3 are divided into preceding Y-axle frame 30a and back Y-axle frame 30b so that enlarge the Y-axle frame 30a and the 30b of the Y-axle range of movement of embroidery frame 3.Before and after Y-axle rest pad (not shown) be installed among front axle frame 30a and the back Y-axle frame 30b so that they can be embedded in the guide rail movement among Y-axle frame 30a and the 30b by Y-direction of principal axis (forward and backward), edge.In this case, Y-axle rest pad links to each other with rest pad connection cover 40 before and after making, and, embroidery frame 3 is placed on the rest pad connection cover 40.As shown in Figure 5, timing belt 52 only is installed on the Y-axle frame 30b that is positioned at embroidery frame 3 rear sides, and the Y-axle rest pad that is installed in the rest pad connection cover 40 combines so that can move with timing belt 52.
But, in the driving arrangement of the embroidery frame of conventional bull formula automatic shuttle embroidery machine, when the range of movement of embroidery frame 3 increases, must increase the length of timing belt 52 along Y-direction of principal axis with said structure.When the length of timing belt 52 when Y-direction of principal axis increases, between the moving period of Y-axle rest pad, be easy to produce and vibrate.
In addition, the driving arrangement of the embroidery frame of conventional bull formula automatic shuttle embroidery machine comprises Y-axle frame 30b that timing belt 52 is housed and the Y that guide rail 31 is housed-axle frame 30a, and one in the rest pad connection cover 40 is installed on Y-axle frame 30a and the 30b with total length.In this case, if the undercapacity of rest pad connection cover 40, since be positioned at Y-axle frame 30a place rest pad connection cover 40 supporting force be positioned at supporting that Y-axle frame 30b sentences direct rest pad connection cover 40 from timing belt 52 reception driving forces and compare a little less than, therefore, during embroidery frame 3 travels forward, vibration can be produced, so that the quality of embroidery product can be reduced.
In addition, because the driving arrangement of the embroidery frame of conventional bull formula automatic shuttle embroidery machine has the structure that makes embroidery frame 3 motions by timing belt 52, therefore, can produce slippage in the driving force of transmitting timing belt 52 or during loosening timing belt 52.In this case, because therefore transmission of drive force accurately, must dismantle motion fully to change timing belt 52.Thereby cause structure more complicated, and, unnecessary time and cost increased.
Summary of the invention
Therefore, the present invention makes for solving the problems referred to above that produce in the prior art, one aspect of the present invention is to provide a kind of tooth bar-pinion type power transmission, and the utilization of this device has the timing belt of the tooth that is meshed with the tooth of tooth bar, accurately controls transmission of power.
Another aspect of the present invention is to provide a kind of driving arrangement of embroidery frame of the Sewing machines with tooth bar-pinion type power transmission.
The driving arrangement that is on the one hand to provide a kind of embroidery frame of Sewing machines more of the present invention, it is used for uniform driving force is passed to the front and back side of embroidery frame, so that increase the reliability that drives between the moving period of embroidery frame.
In addition, the driving arrangement that is on the one hand to provide a kind of embroidery frame of Sewing machines more of the present invention, it utilizes tooth bar-pinion type power transmission, make the movable gantry motion of the embroidery frame that is installed in the single fixed mount, so that uniform driving force is passed to whole embroidery frame, thereby can avoid vibration because of the embroidery frame quality that causes embroidering to reduce, and, can realize high speed operation.
According to an aspect of the present invention, provide a kind of driving arrangement of embroidery frame of Sewing machines, it comprises: at least one X-direction motion, and this mechanism is used to make supporting to be moved to (X-direction) along the right side-left by the embroidery frame of embroidery object; And at least one Y-direction motion, this mechanism is used to make supporting to be moved to (Y-direction) along preceding-rear by the embroidery frame of embroidery object, and wherein: any one in X-direction motion and the Y-direction motion comprises: the fixed frame that is fixed on the Liang Tishang of Sewing machines; Be installed on the fixed frame movingly and have the movable frame of tooth; And, movable gantry motion mechanism, this mechanism is meshed so that movable frame reciprocating motion with tooth in being formed at movable frame.
According to another aspect of the present invention, provide a kind of driving arrangement of embroidery frame of Sewing machines, it comprises: at least one X-direction motion, and this mechanism is used to make supporting to be moved to (X-direction) along the right side-left by the embroidery frame of embroidery object; And at least one Y-direction motion, this mechanism is used to make supporting to be moved to (Y-direction) along preceding-rear by the embroidery frame of embroidery object, and wherein: each in X-direction motion and the Y-direction motion includes: the fixed frame that is installed in the Liang Tishang of Sewing machines; Be installed on the fixed frame movingly and have the movable frame of tooth; And, movable gantry motion mechanism, this mechanism is meshed so that movable frame reciprocating motion with tooth in being formed at movable frame.
Fixed frame comprise total length longitudinally axle be formed at the guide rail of fixed frame upside, and fixed frame comprises a plurality of guide rollers that are disposed on the transverse side place with rule.
Fixed frame also comprises patchhole, and movable gantry motion mechanism is inserted in this patchhole so that it combines with movable frame.
Movable frame comprises: guide rail, and these guide rail total lengths are installed in the transverse side of movable frame along the longitudinal axis, by the guide rollers supporting and the motion of fixed frame; And the guide rail guide member, its upside that is installed in movable frame is with the direction guiding embroidery frame of edge perpendicular to movable frame.
The guide rail guide member is a roller.
In addition, movable frame comprises: a plurality of guide rollers, these guide rollers are disposed on the transverse side of movable frame with rule; And the guide rail guide member, its upside that is installed in movable frame is with the direction guiding embroidery frame of edge perpendicular to movable frame.
Fixed frame comprises: guide rail, these guide rail total lengths longitudinally axle are installed in the transverse side of fixed frame, so that supported and motion by the guide rollers of movable frame; And patchhole, movable gantry motion mechanism is inserted in this patchhole so that it combines with movable frame.
The guide rail guide member is a roller.
Movable gantry motion mechanism comprises: the joggle piece that is meshed with the tooth that is formed at movable frame downside; A plurality of tumblers of rotatably support joggle piece; And the driving body that joggle piece is provided rotatory force.
A plurality of tumbler supporting joggle pieces, between the tumbler of driving body in a plurality of tumblers, the installation site of described driving body is higher than the turning cylinder of the tumbler that is positioned at downside and is in downside, and joggle piece has by being installed in inverted U-shaped that two driving bodies between the tumbler form.
Joggle piece is a tape assembly.
Tape assembly comprise be formed at movable frame in the tooth that is meshed of tooth.
A plurality of tumblers comprise idle pulley.
Driving body comprises the tooth that is meshed with joggle piece.
Joggle piece comprises chain-like part.
Movable gantry motion mechanism comprises: joggle piece, and it is meshed with the tooth that is formed at movable frame downside; Be used for providing the driving body of rotatory force to joggle piece.
Joggle piece is a pinion.
In driving arrangement, the front and back horizontal frames combines with a side of movable frame.
Driving arrangement also comprises: in X-frame driver element and Y-frame driver element one, wherein, described X-frame driver element be arranged on X-direction motion movable frame a side so that embroidery frame along X-direction motion, described Y-frame driver element be arranged on Y-direction motion movable frame a side so that embroidery frame along Y-direction motion.
Driving arrangement also comprises: X-direction frame driver element, its be arranged on X-direction motion movable frame a side so that embroidery frame along X-direction motion; Y-direction frame driver element, its be arranged on Y-direction motion movable frame a side so that embroidery frame along Y-direction motion.
Driving arrangement also comprises: X-direction frame driver element, and it is used for making embroidery frame along X-direction motion by the movable frame of X-direction motion; Y-direction frame driver element, it is used for making embroidery frame along Y-direction motion by the movable frame of Y-direction motion; X-Y-direction frame driver element, it links to each other with Y-direction motion with X-direction motion, so that embroidery frame is along X-direction and Y-direction motion; And connector, it links to each other with X-Y-direction frame driver element so that removably fixing embroidery frame.
Driving arrangement also comprises: Y-direction frame driver element, its be arranged on Y-direction motion movable frame a side so that embroidery frame along Y-direction motion; X-direction frame driver element, it is arranged on a side of Y-direction frame driver element and can moves along Y-direction, and it is used to make embroidery frame to move along the X-direction; And connector, its movable frame with X-direction motion links to each other so that removably fixing embroidery frame.
At the middle section place of the movable frame of Y-direction gantry motion mechanism, movable frame driver element is installed in the upside of sewing platen.
The movable frame of X-direction motion frame comprises the tooth that upwards forms.
Driving arrangement also comprises: the fixed frame of a side that is installed in the movable frame of Y-direction motion; X-direction motion, it is installed in a side of fixed frame and can moves along Y-direction, and embroidery frame is moved along the X-direction; And connector, its movable frame with X-direction motion links to each other so that removably fixing embroidery frame.
At the middle section place of fixed frame, movable frame driver element is installed in the upside of sewing platen.
The movable frame of X-direction motion comprises the tooth that upwards forms.
Will be independently drive source be mounted in the corresponding movable gantry motion mechanism.
Movable gantry motion mechanism is driven by single drive source.
Along fixed frame vertically, movable gantry motion mechanism is installed in the pars intermedia office.
The beam body of Sewing machines is a platen.
According to an aspect of the present invention, provide a kind of power transmission, it comprises: the tooth bar that is formed with tooth; The joggle piece that is meshed with the tooth of tooth bar; A plurality of tumblers of rotatably support joggle piece; Joggle piece is provided the driving body of rotatory force.
A plurality of tumbler supporting joggle pieces, between the tumbler of driving body in a plurality of tumblers, the installation site of described driving body is higher than the turning cylinder of the tumbler that is positioned at downside and is in downside, and joggle piece has by being installed in inverted U-shaped that two driving bodies between the tumbler form.
Joggle piece is a tape assembly.
Tape assembly comprise be formed at tooth bar in the tooth that is meshed of tooth.
A plurality of tumblers comprise idle pulley.
Driving body comprises the tooth that is meshed with joggle piece.
Joggle piece comprises chain-like part.
Description of drawings
By detailed description below in conjunction with accompanying drawing, can more be expressly understood above and other objects of the present invention, characteristics and advantage, wherein:
Fig. 1 is a kind of overall appearance of conventional bull formula automatic shuttle embroidery machine;
Fig. 2 is the working head and the shuttle driver element of automatic shuttle embroidery machine among Fig. 1;
Fig. 3 and 4 is the perspective view and the plane of driving arrangement of the embroidery frame of conventional bull formula automatic shuttle embroidery machine;
Fig. 5 is the structure and the shortcoming of the Y-direction motion of driving arrangement in the conventional bull formula automatic shuttle embroidery machine;
Fig. 6 is the driving arrangement according to the embroidery frame of the Sewing machines of first embodiment of the invention;
Fig. 7 is the driving arrangement of embroidery frame of the Sewing machines of second embodiment of the invention;
Fig. 8 is the driving arrangement of embroidery frame of the Sewing machines of third embodiment of the invention;
Fig. 9 is the driving arrangement of embroidery frame of the Sewing machines of fourth embodiment of the invention;
Figure 10 is the driving arrangement of embroidery frame of the Sewing machines of fifth embodiment of the invention;
Figure 11～14 are the driving arrangement of the embroidery frame that uses in an embodiment of the present invention;
Figure 11 shows the movable frame driver element of fixed frame, movable frame and directions X motion and Y-direction motion;
Figure 12 is a decomposition view, wherein is the driving arrangement of embroidery frame;
Figure 13 A and 13B are respectively the structure of movable frame;
Figure 14 is spline-simulating tooth and movable frame driver element; And
Figure 15 shows the advantage of driving arrangement of the embroidery frame of the embodiment of the invention.
The specific embodiment
Below, with reference to the accompanying drawings, exemplary embodiment of the present invention is described.
Embodiment 1
Fig. 6 is the driving arrangement according to the embroidery frame of the Sewing machines of first embodiment of the invention.
The structure of the driving arrangement of the embroidery frame of the Sewing machines of first embodiment of the invention is: be provided with embroidery frame 120 on movable frame 220.As shown in Figure 6, the driving arrangement of embroidery frame comprises the X-direction motion 130X that at least one makes supporting be moved to (X-direction) along the right side-left by the embroidery frame 120 of embroidery object, and at least one Y-direction motion 130Y that embroidery frame 120 is moved to (Y-direction) along preceding-rear.Below, describe X-direction motion 130X and Y-direction motion 130Y in detail with reference to Figure 11～14.
Embodiment 2
Fig. 7 is the driving arrangement of embroidery frame of the Sewing machines of second embodiment of the invention.
As shown in figure 10, the driving arrangement of the embroidery frame of the Sewing machines of second embodiment of the invention comprises: the X-direction motion 130X that at least one makes supporting be moved to (X-direction) along the right side-left by the embroidery frame 120 of embroidery object, and at least one is installed in the Y-direction motion 130Y of sewing platen 110 downsides, and this mechanism makes embroidery frame 120 move to (Y-direction) along preceding-rear.Driving arrangement also comprises X-direction frame driver element 120X and Y-direction frame driver element 120Y, wherein, described X-direction frame driver element 120X be installed in X-direction motion 130X movable frame upside so that embroidery frame along X-direction motion, described Y-direction frame driver element 120Y link to each other with X-direction frame driver element 120X and be installed in Y-direction motion 130Y movable frame upside so that embroidery frame move along Y-direction.By making single X-direction frame driver element 120X combine and constitute embroidery frame with a plurality of Y-direction frame driver element 120Y.
In addition, as shown in Figure 7, can by use whole X-direction frame driver element 120X and Y-direction frame driver element 120Y or only use X-direction frame driver element 120X and Y-direction frame driver element 120Y in a unit, constitute the driving arrangement of the embroidery frame of embodiments of the invention.
Fig. 8 is the driving arrangement of embroidery frame of the Sewing machines of third embodiment of the invention.
As shown in Figure 8, the driving arrangement of the embroidery frame of the Sewing machines of third embodiment of the invention comprises: X-direction frame driver element 120X, and this unit makes embroidery frame 120 move along the X-direction by the movable frame of X-direction motion 130X; Y-direction frame driver element 120Y, this unit makes embroidery frame 120 along Y-direction motion by the movable frame of Y-direction motion 130Y; X-Y direction frame driver element 120XY, it links to each other with X-direction frame driver element 120X and Y-direction frame driver element 120Y so that embroidery frame 120 moves along X-direction or Y-direction; And connector 160, it links to each other with X-Y direction frame driver element 120XY so that removably fixing embroidery frame 120.
In this case, X-direction frame driver element 120X is installed in X-direction motion 130X movable frame upside so that embroidery frame 120 along X-direction motion, and, Y-direction frame driver element 120Y is installed in Y-direction motion 130Y movable frame upside so that embroidery frame 120 along Y-direction motion.In addition, X-Y direction frame driver element 120XY is linked to each other so that embroidery frame 120 moves along X-direction or Y-direction with Y-direction frame driver element 120Y with X-direction frame driver element 120X.In this case, removably embroidery frame 120 is installed on the connector 160 that is installed among the X-Y direction frame driver element 120XY, and, can one or more embroidery frames 120 be installed at the upside of sewing platen.
Fig. 9 is the driving arrangement of embroidery frame of the Sewing machines of fourth embodiment of the invention.
As shown in Figure 9, the driving arrangement of the embroidery frame of the Sewing machines of fourth embodiment of the invention comprises: Y-direction frame driver element 120Y, its be installed in Y-direction motion 130Y movable frame a side so that embroidery frame 120 move along the Y-direction; X-direction motion 130X, it is installed in the side of Y-direction frame driver element 120Y and can moves along Y-direction, and makes embroidery frame 120 along X-direction motion; And connector 160, its movable frame with directions X motion 130X links to each other so that removably fixing embroidery frame 120.In this case, in directions X motion 130X, the movable frame of directions X motion 130X is installed in the side of Y-direction frame driver element 120Y, and, at the middle section of the movable frame of directions X motion 130X, movable frame driver element 150 is installed in the upside of sewing platen.In addition, embroidery frame 120 is installed in the upside of sewing platen and by connector 160 its movable frame with directions X motion 130X is linked to each other, so that can freely connect embroidery frame 120 with dismantling.
Embodiment 5
Figure 10 is the driving arrangement of embroidery frame of the Sewing machines (for example, single head formula embroidery machine or Sewing machines) of fifth embodiment of the invention.
As shown in figure 10, the driving arrangement of the embroidery frame of fifth embodiment of the invention comprises: the fixed frame (not shown) that is installed in movable frame one side of Y-direction motion 130Y; Be installed in the X-direction motion 130X of fixed frame one side, this mechanism can move along Y-direction, and makes embroidery frame 120 along X-direction motion; And connector 160, it links to each other with directions X motion 130X so that removably fixing embroidery frame 120.In this case, embroidery frame 120 is installed in the upside of sewing platen, by connector 160 it is linked to each other so that can freely be connected embroidery frame 120 with dismantling with the movable frame of directions X motion 130X, and, by directions X motion 130X and Y-direction motion 130Y so that it can be along X-direction and Y-direction freely-movable.
The driving arrangement of the embroidery frame of Sewing machines
Figure 11～14 are the driving arrangement of the embroidery frame that uses in an embodiment of the present invention, and wherein: Figure 11 is the movable frame driver element 150 of fixed frame 210, movable frame 220 and directions X motion 130X and Y-direction motion 130Y; Figure 12 is a decomposition view, and it has shown the driving arrangement of embroidery frame; Figure 13 A and 13B are respectively the structure of movable frame; Figure 14 is spline-simulating tooth and movable frame driver element 150.
Shown in Figure 11～14, each among X-direction motion 130X and the Y-direction motion 130Y include the Liang Tishang that is fixed on Sewing machines single fixed frame 210, be installed on the fixed frame 210 and downside be formed with tooth 225 movable frame 220, with the downside that is formed at movable frame 220 in tooth 225 engagements so that movable frame 220 reciprocating movable frame driver elements 150 and CD-ROM drive motor 140 from driving forces to movable frame driver element 150 that supply with.
Herein, as shown in the figure, fixed frame 210 comprises that total length is installed in the guide rail 211 of fixed frame 210 upsides along the longitudinal axis, and a plurality of guide rollers 212, and these guide rollers are arranged on the both sides of guide rail 211 so that make them separated from one another.
In addition, movable frame 220 comprises: total length longitudinally axle be installed in movable frame 220 transverse side so that by the guide rail 221 of guide rollers 212 supporting of fixed frame 210, and be installed on the movable frame 220 with the guiding embroidery frame along the guide rail guide member 222 that moves perpendicular to the direction of movable frame 220.
In addition, as shown in figure 14, movable frame driver element 150 comprises: with the joggle piece 152 of tooth 225 engagements that are formed on movable frame 220 downsides, have a plurality of tumblers 153～155 that are used to support the idle pulley of joggle piece 152, and driving body 151, this driving body provides rotatory force by the driving force of CD-ROM drive motor 140 to joggle piece 152.In this case, driving body 151 is a drive pulley 151, and it is the driven wheel that has with the tooth of tooth 225 engagement of joggle piece 152.
Preferably, joggle piece 152 is that belt power transmission part and driving body 151 are drive pulley.In this case, described belt power transmission part is provided by timing belt, and this timing belt has the tooth 152a that is meshed with the tooth 225 that is formed at movable frame 220 downsides.Though timing belt formula joggle piece 152 is formed with the tooth 152a that meshes with the tooth 225 that is formed at movable frame 220 downsides in the one side, but joggle piece 152 also can make its opposition side contact tumbler 153～155 and integrally formed to improve rolling friction with friction member.
The structure of movable frame driver element 150 is as follows: by tumbler 153～155 supporting and the engagement in rotation parts 152 with a plurality of idle pulleys.In this case, as shown in figure 14, the driving body 151 between two tumblers 153 and 154 is positioned at the upside of two tumblers 153 and 154 and has tooth with the tooth 152a of joggle piece 152 engagement.Therefore, owing to joggle piece 152 and described tooth engagement are rotated, therefore, joggle piece 152 during turning can slippage, thereby can accurately transmit rotatory force and can realize high speed rotating.
On the other hand, can provide joggle piece 152 by the powered rotation part different with described belt power transmission part.For example, can use rack-and-pinion or use chain type power transmission part that joggle piece 152 is provided.
In addition, as another kind of example, movable frame driver element 150 can comprise the joggle piece (not shown) that is meshed with the tooth 225 that is formed at movable frame 220 downsides, and in order to the driving body of rotatory force to be provided to joggle piece by the driving force of CD-ROM drive motor 140.In this case, preferably pinion can be used as joggle piece, and, can be with drive pulley as driving body.
Structure according to the Y direction motion 130Y of the embroidery frame of the Sewing machines of the embodiment of the invention is as follows: utilize supporting member, make along the guide rail and the upside that is fixed in the fixed frame 210 on the Sewing machines beam body of Y-axle (preceding-back) the movable frame 220 of direction guiding and combine, the transverse side end of movable frame 220 is combined with guide rail and supporting member so that can slide along guide rail with Y-direction of principal axis, and, the Y-direction front and back horizontal frames 120a and the 120b of embroidery frame 120 are positioned on the front and back upside of movable frame 220.
In this case, the substantial middle part that links to each other with CD-ROM drive motor 140 and make embroidery frame 120 be installed in fixed frame 210 downsides along the movable frame driver element 150 of the motion driving force of Y-axle (preceding-back) direction motion to provide.In movable frame driver element 150, installation is around the driving body (or driven wheel) 151 of the driving shaft 141 peripheries assembling of CD-ROM drive motor 140, and, the joggle piece 152 that is converted to linear driving force in order to rotating drive power with CD-ROM drive motor 140 around the periphery of a plurality of tumblers 153 so that its be meshed with the tooth 221 that is formed at movable frame 220 downsides.
As a plurality of tumblers 153, can use the tumbler as belt pulley, gear and like.
Below, will the principle of the motor performance of embroidery frame be described in detail.In Y-direction motion 130Y, when CD-ROM drive motor 140 according to Y-axle exercise data forward and when rotating backward, by the engagement between driven wheel 151 and a plurality of tumbler 153～155 and the joggle piece 152, the linear driving force that is converted to Y-axle forward with the driving force that rotates backward with CD-ROM drive motor 140, and, the linear driving force of being changed is passed to movable frame 220, thereby the embroidery frame 120 that is positioned at and is fixed on the movable frame 220 is moved along Y-direction of principal axis.
In other words, make the tooth 152a engagement of the tooth 221 that is formed at movable frame 220 downsides and joggle piece 152, so that make embroidery frame 120 edges be installed in guide rail movement in the fixed frame 210 along Y-axle (preceding-back) direction.
On the other hand, according to the size of embroidery frame, the quantity of Y-direction motion 130Y can be a plurality of.
In an embodiment of the present invention, though utilized Y-direction motion 130Y that the motion of embroidery frame is illustrated,, Y-direction motion 130Y should not be limited to the foregoing description, and it also is applicable to X-direction motion 130X.
In other words, the structure of the X-direction motion 130X of the embroidery frame of Sewing machines is as follows: utilize supporting member, to be mounted to the upside of the fixed frame 210 of the Liang Tishang that is fixed on Sewing machines along the guide rail of the movable frame 220 of X-axle (right side-left side) direction guiding, two cross side ends of movable frame 220 are combined with guide rail and supporting member so that it can slide along X-axial guide rail by axle, and, the front and back upright frame of the X-direction of embroidery frame 120 is positioned on the front and back upside of movable frame 220.
In this case, the substantial middle part that links to each other with CD-ROM drive motor 140 and make embroidery frame 120 be installed in fixed frame 210 downsides along the movable frame driver element 150 of the motion driving force of X-axle (right side-left side) direction motion to provide.In movable frame driver element 150, installation is around the driving body (or driven wheel) 151 of the driving shaft 141 peripheries assembling of CD-ROM drive motor 140, and, the joggle piece 152 that the rotating drive power of CD-ROM drive motor 140 can be converted to linear driving force around the periphery of a plurality of tumblers 153 so that its be meshed with the tooth 221 that is formed at movable frame 220 downsides.
As a plurality of tumblers 153, can use the tumbler as belt pulley, gear and like.
Below, will the principle of the motor performance of embroidery frame be described in detail.In X-direction motion 130X, when CD-ROM drive motor 140 according to X-axle exercise data forward and when rotating backward, by the engagement between driven wheel 151 and a plurality of tumbler 153～155 and the joggle piece 152, the linear driving force that is converted to X-axle forwards, backwards with the driving force that rotates backward with CD-ROM drive motor 140, and, the linear driving force of being changed is passed to movable frame 220, thereby the embroidery frame 120 that is positioned at and is fixed on the movable frame 220 is moved along X-direction of principal axis.
In other words, make the tooth 152a engagement of the tooth 221 that is formed at movable frame 220 downsides and joggle piece 152, so that make embroidery frame 120 be installed in the guide rail movement in the fixed frame 210 with X-axle (right side-left side) direction, edge.
On the other hand, according to the size of embroidery frame, the quantity of X-direction motion 130X can adopt a plurality of.
Transmission of power
Below, tooth bar-pinion type actuating unit of an embodiment describes among the 14 couples of the present invention with reference to the accompanying drawings.Described tooth bar-pinion type actuating unit comprises the tooth bar that has tooth, and with the joggle piece of the tooth of tooth bar engagement, a plurality of being used to supported the tumblers that joggle piece rotates, and the driving body that rotatory force is provided to joggle piece.
Herein, a plurality of tumbler supporting joggle pieces are so that rotate with trapeziform form.Driving body is in order to forming between two tumblers in trapeziform a plurality of tumbler, and its installation site is higher than the turning cylinder of the tumbler that is positioned at downside and is in downside.Joggle piece has by being installed in the side of U-shape that two driving bodies between the tumbler form.
Herein, best, joggle piece is the belt driving force member, and driving body is a drive pulley.The belt driving force member comprises tooth, and these profiles of tooth are formed in a side of this driving member and are meshed with tooth in being formed at movable frame downside.In this case, the belt driving force member can comprise friction member, and this friction member is arranged on opposite side to increase the pivoting friction with respect to tumbler.
In addition, provide a plurality of tumblers, and driving body comprises the tooth that meshes with joggle piece by idle pulley.
In addition, the chain type driving force member can be used as joggle piece, and, can be with drive pulley as driving body.
On the other hand, can power source be installed separately for movable gantry motion mechanism, this power source provides driving force to the motion of described embroidery frame in an embodiment of the present invention, perhaps, can use single common drive motor so that an output shaft is linked to each other with a plurality of driving box that are used to drive movable frame.
Herein, the joggle piece that is installed in the movable gantry motion mechanism can adopt the belt driving force member, as timing belt, chain or the driven gear that directly meshes with driving body.
In addition, be installed in the movable gantry motion mechanism and the driving body that links to each other with power source comprises all devices and the unit of the driving force that is used for the transferring power source, as: timing belt wheel, sprocket wheel, driven wheel, drive pulley and similar device.
In addition, the driving arrangement of the embroidery frame of above-mentioned Sewing machines can be used for adopting the various Sewing machiness of Y-direction motion or X-direction motion.
The movable frame 220 of Shi Yonging can comprise and a plurality ofly is disposed on the guide rollers 212 and the guide rail guide member 222 of its transverse side with rule in the present invention, and this guide member is installed in upside so that can be along the direction guiding embroidery frame 120 perpendicular to movable frame 220.Fixed frame 210 preferably includes guide rail 222, and its total length longitudinally axle is installed in the last transverse side of fixed frame 210 so that by guide rollers 212 supporting of movable frame 220 and move; And patchhole 213.Movable gantry motion mechanism inserts in this patchhole to combine with movable frame 220.In this case, guide rail guide member 222 is preferably provided by roller.
As mentioned above.Driving arrangement according to the embroidery frame of tooth bar of the present invention-pinion type actuating unit and Sewing machines, the profile of tooth that is meshed with the joggle piece that is connected to power source is formed in the downside of single movable frame, embroidery frame is fixed and is bearing on this motion frame, so that directly make movable gantry motion, therefore, can between moving period, uniform driving force be passed to the front side and the rear side of embroidery frame in the X-of embroidery frame or Y-direction.So, can realize very reliable, stable motion.
In other words, according to prior art, when prolonging the weakened of move distance or connector, be positioned at and be used to two movable frames are connected with each other, so that reduce the quality of embroidery product so that the embroidery frame on the connector of their motions during movement can produce vibration.On the contrary.According to the present invention, make the front and back total length horizontal frames of the embroidery frame on single movable frame and single fixed frame integrally formed and move, therefore, uniform driving force can be passed to whole embroidery frame fully, and, can also prevent between the moving period of embroidery frame, to vibrate the quality reduction of the embroidery product that causes because of embroidery frame.
In addition, X-direction motion can be realized effect same as described above.
In addition, except can realize accurately, the stability of high speed operation and embroidery frame, quantity, cost and the driving noise of parts can also be reduced to minimum, so that can avoid the skew of embroidery frame, and, even when driving large-sized embroidery frame, still can realize the accurate operation of embroidery frame.
In addition, in the conventional ADS driving equipment of embroidery frame, owing to an end that is positioned at the beam body in order to the power source (CD-ROM drive motor) that drives embroidery frame, therefore, the platen that is positioned at the front side must be independently, so that can reduce the size of Sewing machines when the carrying Sewing machines.But, according to the present invention, owing to will be installed in the pars intermedia office of beam body in order to the power source (CD-ROM drive motor) that drives embroidery frame, therefore, in carrying during Sewing machines, platen (referring to Figure 15) before and after can separating (makes packaging space reduce to minimum) thereby be easy to it is stored in the container.
Though in order to illustrate, illustrative embodiment of the present invention is illustrated, art technical staff can expect: under the situation that does not break away from claims of the present invention scope and thought, still can make multiple improvement, variation and replacement.
Claims (32)
1. the driving arrangement of the embroidery frame of a Sewing machines, it comprises:
At least one X-direction motion, this mechanism be used to make supporting by the embroidery frame of embroidery object along the right side-left to, i.e. X-direction motion; And
At least one Y-direction motion, this mechanism be used to make supporting by the embroidery frame of embroidery object along front-rear direction, i.e. Y-direction motion,
Wherein: any one in X-direction motion and the Y-direction motion comprises:
Be installed in the fixed frame of the Liang Tishang of Sewing machines;
Be installed on the fixed frame movingly and have the movable frame of tooth; And
Movable gantry motion mechanism, this mechanism is meshed so that movable frame reciprocating motion with tooth in being formed at movable frame.
2. the driving arrangement of the embroidery frame of a Sewing machines, it comprises:
At least one X-direction motion, this mechanism be used to make supporting by the embroidery frame of embroidery object along the right side-left to, i.e. X-direction motion; And
At least one Y-direction motion, this mechanism be used to make supporting by the embroidery frame of embroidery object along front-rear direction, i.e. Y-direction motion,
Wherein: each in X-direction motion and the Y-direction motion includes:
Be installed in the fixed frame of the Liang Tishang of Sewing machines;
Be installed on the fixed frame movingly and have the movable frame of tooth; And
Movable gantry motion mechanism, this mechanism is meshed so that movable frame reciprocating motion with tooth in having formed movable frame.
3. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: fixed frame comprises a plurality of guide rollers that are disposed on the transverse side place with rule.
4. the driving arrangement of the embroidery frame of Sewing machines according to claim 3, wherein: fixed frame also comprises patchhole, and movable gantry motion mechanism is inserted in this patchhole so that it combines with movable frame.
5. the driving arrangement of the embroidery frame of Sewing machines according to claim 3, wherein: movable frame comprises:
Guide rail, these guide rail total lengths are installed in the transverse side of movable frame along the longitudinal axis, so that support and motion by the guide rollers of fixed frame: and
The guide rail guide member, its upside that is installed in movable frame is with the direction guiding embroidery frame of edge perpendicular to movable frame.
6. the driving arrangement of the embroidery frame of Sewing machines according to claim 5, wherein: the guide rail guide member comprises roller.
7. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: movable frame comprises:
A plurality of guide rollers, these guide rollers are disposed on the transverse side of movable frame with rule;
And
The guide rail guide member, its upside that is installed in movable frame is with the direction guiding embroidery frame of edge perpendicular to movable frame.
8. the driving arrangement of the embroidery frame of Sewing machines according to claim 7, wherein: fixed frame comprises:
Guide rail, these guide rail total lengths are installed in the transverse side of fixed frame along the longitudinal axis, so that supported and motion by the guide rollers of movable frame; And
Patchhole inserts in this patchhole movable gantry motion mechanism so that it combines with movable frame.
9. the driving arrangement of the embroidery frame of Sewing machines according to claim 7, wherein: the guide rail guide member comprises roller.
10. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein, movable gantry motion mechanism comprises:
The joggle piece that is meshed with the tooth that is formed at movable frame downside;
A plurality of tumblers of rotatably support joggle piece; And
Joggle piece is provided the driving body of rotatory force.
11. the driving arrangement of the embroidery frame of Sewing machines according to claim 10, wherein: a plurality of tumbler supporting joggle pieces, between the tumbler of driving body in a plurality of tumblers, the installation site of described driving body is higher than the turning cylinder of the tumbler that is positioned at downside and is in downside, and joggle piece has by being installed in inverted U-shaped that two driving bodies between the tumbler form.
12. the driving arrangement of the embroidery frame of Sewing machines according to claim 10, wherein: joggle piece comprises tape assembly.
13. the driving arrangement of the embroidery frame of Sewing machines according to claim 10, wherein: tape assembly comprise be formed at movable frame in the tooth that is meshed of tooth.
14. the driving arrangement of the embroidery frame of Sewing machines according to claim 10, wherein: a plurality of tumblers comprise idle pulley.
15. the driving arrangement of the embroidery frame of Sewing machines according to claim 10, wherein: driving body comprises the tooth that is meshed with joggle piece.
16. root is gathered around the driving arrangement of the embroidery frame of the described Sewing machines of claim 10, wherein: joggle piece comprises chain-like part.
17. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein, movable gantry motion mechanism comprises:
Joggle piece, it is meshed with the tooth that is formed at movable frame downside; And
Driving body, it is used for providing rotatory force to joggle piece.
18. the driving arrangement of the embroidery frame of Sewing machines according to claim 17, wherein: joggle piece comprises pinion.
19. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: the front and back horizontal frames combines with a side of movable frame.
20. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, it also comprises: in X-direction frame driver element and the Y-direction frame driver element one, wherein, described X-direction frame driver element be arranged on X-direction motion movable frame a side so that embroidery frame move along the X-direction, described Y-side ask the movable frame that the frame driver element is arranged on Y-direction motion a side so that embroidery frame move along the Y-direction.
21. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, it also comprises:
X-direction frame driver element, its be arranged on X-direction motion movable frame a side so that embroidery frame move along the X-direction; And
Y-direction frame driver element, its be arranged on Y-direction motion movable frame a side so that embroidery frame move along the Y-direction.
22. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, it also comprises:
X-direction frame driver element, its movable frame by X-direction motion makes embroidery frame move along the X-direction;
Y-direction frame driver element, its movable frame by Y-direction motion makes embroidery frame move along the Y-direction;
X-Y-direction frame driver element, it links to each other with Y-direction motion with X-direction motion, so that embroidery frame moves along X-direction and Y-direction; And
Connector, it links to each other with X-Y-direction frame driver element so that removably fixing embroidery frame.
23. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, it also comprises:
Y-direction frame driver element, its be arranged on Y-direction motion movable frame a side so that embroidery frame move along the Y-direction;
X-direction frame driver element, it is arranged on a side of Y-direction frame driver element and can moves along the Y-direction, and it is used to make embroidery frame to move along the X-direction; And
Connector, its movable frame with X-direction motion link to each other so that removably fixing embroidery frame.
24. the driving arrangement of the embroidery frame of Sewing machines according to claim 23, wherein:, movable frame driver element is installed in the upside of sewing platen at the middle section place of the movable frame of Y-direction motion.
25. the driving arrangement of the embroidery frame of Sewing machines according to claim 24, wherein: the movable frame of X-direction motion comprises the tooth that upwards forms.
26. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, it also comprises:
Fixed frame, it is installed in a side of the movable frame of Y-direction motion;
X-direction motion, it is installed in a side of fixed frame and can moves along the Y-direction, and it is used to make embroidery frame to move along the X-direction; And
Connector, its movable frame with X-direction motion link to each other so that removably fixing embroidery frame.
27. the driving arrangement of the embroidery frame of Sewing machines according to claim 26, wherein:, movable frame driver element is installed in the upside of sewing platen at the middle section place of fixed frame.
28. the driving arrangement of the embroidery frame of Sewing machines according to claim 26, wherein: the movable frame of X-direction motion comprises the tooth that upwards forms.
29. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: independent drive source is mounted in the corresponding movable gantry motion mechanism.
30. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: movable gantry motion mechanism is driven by single drive source.
31. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: along fixed frame vertically, movable gantry motion mechanism is installed in the pars intermedia office.
32. the driving arrangement of the embroidery frame of Sewing machines according to claim 1 and 2, wherein: the beam body of Sewing machines comprises platen.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20060108452 | 2006-11-03 | ||
| KR1020060108452 | 2006-11-03 | ||
| KR10-2006-0108452 | 2006-11-03 | ||
| KR10-2007-0005456 | 2007-01-17 | ||
| KR1020070005456A KR100718303B1 (en) | 2006-11-03 | 2007-01-17 | Apparatus of forwarding power using method of driving rack pinion, and apparatus of driving embroidery frame for embroidery machine having thereof |
| KR1020070005456 | 2007-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101173431A CN101173431A (en) | 2008-05-07 |
| CN101173431B true CN101173431B (en) | 2011-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101113492A Active CN101173431B (en) | 2006-11-03 | 2007-06-15 | Rack and pinion type power transmission and apparatus for driving embroidery frame of embroidery machine having the same |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5574140B2 (en) |
| KR (1) | KR100718303B1 (en) |
| CN (1) | CN101173431B (en) |
| TW (1) | TWI346162B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011120436A1 (en) * | 2010-12-08 | 2012-06-14 | Sunstar Co, Ltd | Sewing machine and method for controlling its operation |
| CN108611775A (en) * | 2018-07-24 | 2018-10-02 | 台州市叶氏绣花机制造有限公司 | A kind of embroidery machine |
| CN110158246A (en) * | 2019-05-16 | 2019-08-23 | 东莞市名菱工业自动化科技有限公司 | A kind of process control double thread chain-type pattern sewing machine |
| CN113106647A (en) * | 2021-04-08 | 2021-07-13 | 浙江玛雅机电科技有限公司 | Guide rail structure easy to install and applied to embroidery machine |
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Also Published As
| Publication number | Publication date |
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| CN101173431A (en) | 2008-05-07 |
| TW200825237A (en) | 2008-06-16 |
| KR100718303B1 (en) | 2007-05-14 |
| KR20070038475A (en) | 2007-04-10 |
| TWI346162B (en) | 2011-08-01 |
| JP2009046799A (en) | 2009-03-05 |
| JP5574140B2 (en) | 2014-08-20 |
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