CN208430297U - A kind of oblique-arm type sewing machine feeding mechanism - Google Patents
A kind of oblique-arm type sewing machine feeding mechanism Download PDFInfo
- Publication number
- CN208430297U CN208430297U CN201820820460.2U CN201820820460U CN208430297U CN 208430297 U CN208430297 U CN 208430297U CN 201820820460 U CN201820820460 U CN 201820820460U CN 208430297 U CN208430297 U CN 208430297U
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- bevel gear
- belt pulley
- axis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
A kind of oblique-arm type sewing machine feeding mechanism, it is characterized by: the feeding mechanism includes the crankshaft in one middle section of shaft, crankshaft is connected on oscillating rod by pull rod one, oscillating rod front end is equipped with pull rod two, pull rod two pulls unidirectional Bearing, unidirectional Bearing upper end is equipped with bevel gear five, the feeding mechanism further includes bevel gear six, the axis one end for positioning bevel gear six is equipped with gear one, gear two of one connector sleeve of gear in shaft three, gear three is additionally provided in shaft three, gear four of three connector sleeve of gear in four one end of shaft, four other end of shaft is equipped with gear five, gear five is connect by gear six with gear seven, the positioning axis connection universal joint two of gear seven, universal joint two connects drawing-inroller adjustment mechanism by shaft five.Feeding can be realized using bowline structure and backstitched, be powered when needing, it is simple and effective.
Description
Technical field:
The utility model relates to technical field of sewing machines, and in particular to be suitable for skin, the sewing of leather and decorations seam, be mainly used for
A kind of oblique-arm type sewing machine feeding mechanism of the sewing of high-grade leather shoes, luggage, handbag.
Background technique:
The mechanism design of traditional industrial high-speed cylindrical sewing machine is broadly divided into cylindrical sewing machine and horizontal cartridge type stitches
It threads two kinds of machine, the cylinder of cylindrical sewing machine is axially facing operator, and the axial direction of the transmission shaft of entire sewing machine is also identical；Instead
Horizontal cylindrical sewing machine cylinder axially then lie across in the front of operator.Since cylindrical sewing machine is tucked inside the sleeve applied to sewing clothing
The package decoration sewing of mouth, cuff elastic band and various circular goods.For the convenience of operation, the tune of cylindrical sewing machine
When in use, major part will receive the blocking of the sewing mechanism of straight tube front end and is unfavorable for operating and adjust complete machine part.
Utility model content:
The technical problem to be solved by the utility model is to provide a kind of structure is simple, design be reasonably suitable for skin,
The sewing and decorations seam of leather, are mainly used for a kind of oblique-arm type sewing machine feeding mechanism of the sewing of high-grade leather shoes, luggage, handbag.
The following technical solution is employed for technical problem to be solved in the utility model to realize:
A kind of oblique-arm type sewing machine feeding mechanism, it is characterised in that: the feeding mechanism includes the song in one middle section of shaft
Axis, crankshaft are connected on oscillating rod by pull rod one, and oscillating rod front end is equipped with pull rod two, and pull rod two pulls unidirectional Bearing, unidirectionally
Bearing upper end is equipped with bevel gear five, and bevel gear five controls universal joint two by meshing gear, and universal joint two is by turning
Axis five connects drawing-inroller adjustment mechanism, and the shaft two and shaft five are arranged obliquely.
The feeding mechanism specifically includes the crankshaft in one middle section of shaft, and crankshaft is connected on oscillating rod by pull rod one,
Oscillating rod front end is equipped with pull rod two, and pull rod two pulls unidirectional Bearing, and unidirectional Bearing upper end is equipped with bevel gear five, the feeder
Structure further includes bevel gear six, and axis one end of positioning bevel gear six is equipped with gear one, gear of one connector sleeve of gear in shaft three
Two, it is additionally provided with gear three in shaft three, for three connector sleeve of gear in the gear four of four one end of shaft, four other end of shaft is equipped with gear
Five, gear five is connect by gear six with gear seven, the positioning axis connection universal joint two of gear seven, universal joint two-way
It crosses shaft five and connects drawing-inroller adjustment mechanism.
The sewing machine of feeding mechanism cooperation includes workbench, and workbench supports main driving motor, upper casing by upper housing
Body front end is equipped with upper feeding mechanism and take-up linkage, it is characterised in that: and the main driving motor front end is equipped with belt pulley one,
It is equipped with belt pulley two below workbench, is connected between belt pulley one and belt pulley two by belt one, the belt pulley two connects
Switch through axis one, shaft one controls main motion mechanism and feeding mechanism.
The main motion mechanism includes the bevel gear one of one front end of shaft, and workbench is equipped with vertical shaft, vertical to turn
Axis lower end is equipped with bevel gear two, and bevel gear one is engaged with bevel gear two, and vertical shaft upper end is equipped with bevel gear three, the main fortune
Motivation structure further includes belt pulley three and belt pulley four, and belt pulley three and belt pulley four are connected by belt two, among belt pulley three
Equipped with axis, axis is equipped with bevel gear four, and bevel gear four is engaged with bevel gear three, and axis is equipped among the belt pulley four, and axis connects
Universal joint one is connect, the main motion mechanism further includes rotating shuttle, and rotating shuttle is connect with universal joint one by shaft two；
The workbench has lower case, and one both ends of shaft are located on lower casing body sidewall, and described is perpendicular
It is equipped with positioning ring to axis middle section, positioning ring is fixed on lower casing body wall, and the unidirectional training on the table is inserted in vertical axis upper end
Woods is externally provided with box body, and box body is stuck in the slot of lower case inner wall, and the axis both ends of the positioning bevel gear six are located in lower case
On side wall, three both ends of shaft are located on lower casing body sidewall, and the shaft four is located on the side wall of lower case, institute
Positioning ring is cased on the belt pulley three stated, positioning ring is on lower casing body sidewall, and described six sets of gear in lower casing body sidewall
On axis, the work top is equipped with gear cover, and the locating shaft two ends of the gear seven are located on the side wall of gear cover, institute
The belt pulley four stated is equipped with positioning ring, and for positioning ring on the side wall of gear cover, the lower casing body sidewall is equipped with camber line rail
Road slot, oscillating rod both ends are stuck in camber line track groove；
Oblique cover is equipped on the outside of the gear cover, oblique cover covers shaft two and shaft five, oblique cover top
Hole there are two setting is held, is respectively equipped with bearing one and bearing two in hole, two other end of shaft is located in oblique cover top
Bearing one in, the rotating shuttle by universal joint three pass through bearing one connect with shaft two, the shaft five is another
End is located in the bearing two on oblique cover top, and the drawing-inroller adjustment mechanism passes through bearing two by universal joint four
It is connect with shaft five.
Belt transmission between the belt pulley one and belt pulley two is divided into two parts, and belt pulley one and belt pulley five are logical
Cross belt Synchronous Transmission, belt pulley two and belt pulley six are by belt Synchronous Transmission, and belt pulley five and six sets of belt pulley are same
On root axis, axis both ends are equipped with bearing, and bearing is embedded in upper housing.
The pull rod one is equipped with branch's pull rod three, and pull rod three connects vertical bar, and vertical bar is connected to the upper feeding of control
Pull rod one end on the axis of mechanism, pull rod middle section are fixed in upper housing, the axis of upper feeding mechanism and the swinging axle of feeding mechanism
Principle is identical, the same movement that upper feeding mechanism is controlled by gear and unidirectional Bearing.
It is equipped with presser foot lifter electromagnet in the lower case, vertical axis is inserted on the workbench, vertical axis bottom end is fixed
In the axle sleeve on lower case inner wall, side wall of shaft sleeve is equipped with elongated slideway for position, and bull stick is connected to after the elongated slideway of axle sleeve
In vertical axis, bull stick is connect with presser foot lifter electromagnet, and vertical axis top is located in upper housing, while top is also cased with cam,
Cam is equipped with drawstring, and drawstring controls take-up linkage, under the presser foot lifter electromagnet unpowered state, presser foot lifter electromagnet
The telescopic rod of front end is withdrawn, and under presser foot lifter electromagnet energized state, the telescopic rod of presser foot lifter electromagnet front end stretches out, and bull stick is around length
Shape slideway is mobile, while mobile, drives vertical axis rotation.
It is equipped with lower feeding in the lower case and backstitches electromagnet, locating rod is additionally provided in lower case, is cased in locating rod
Mandril, mandril one end and lower feeding backstitch electromagnet energization and connect, and the mandril other end is hinged on box body side, the lower case
The slot for placing box body is sliding slot, and box body generally sliding block is additionally provided with bevel gear seven, umbrella tooth on the axis of the positioning bevel gear six
Wheel seven is with six tooth mouth of bevel gear relative to bevel gear seven is located at the other end of the axis of positioning bevel gear six, in box body by mandril top
It opens, bevel gear five engages after separating with bevel gear six with bevel gear seven, and the lower feeding backstitches under electromagnet unpowered state,
The telescopic rod that lower feeding backstitches electromagnet front end is withdrawn, and bevel gear five is engaged with bevel gear six, and the lower feeding backstitches electromagnetism
Under Tie Tong electricity condition, the telescopic rod that lower feeding backstitches electromagnet front end stretches out, and pushes mandril, and mandril is rotated around locating rod, mandril
The other end pushes sliding block sliding, and bevel gear five engages after separating with bevel gear six with bevel gear seven.
The drawing-inroller adjustment mechanism is covered with cover, and cover is connect with oblique cover, and cover simultaneously wraps up rotating shuttle,
Cover upper end is equipped with opening, and drawing-inroller adjustment mechanism and rotating shuttle all extend opening face.
The drawing-inroller adjustment mechanism includes driving wheel, driven wheel and drawing-inroller, and the driving wheel is fixed on universal
On connector three, three one end of universal joint connects shaft five, is controlled and is rotated by shaft five, the driven wheel total two
It is a, axis both ends are fixed on, the driven wheel of axis one end is engaged with driving wheel, and the driven wheel of the axis other end is engaged with drawing-inroller, on axis
It is cased with bearing, is set on bearing there are two positioning ring, is inserted with locating rod one in one of positioning ring, one one end of locating rod is inserted in ten thousand
Into three other end of connector, one other end of locating rod is inserted in cover inner wall, and the annular distance of another one positioning ring is arc, arc
Locating rod two is inserted in the annular distance of shape, locating rod two is fixed on cover inner wall, and the drawing-inroller side wall is equipped with positioning ring, positioning
Ring is equipped with several positioning pins, and the faceshield side wall is equipped with several the vertical chutes, and positioning pin is stuck in the vertical chute.
Working principle is as follows:
The machine provides power by main driving motor, and rotary motion, the upper and lower feeding of rotating shuttle are realized by intermediate transmission mechanism
Mechanism while feeding, vehicle needle and thread take-up tension lever coordination linkage.Automatic needle-foot-lifting function is reached by presser foot lifter magnet control.When backstitching
Magnet control is backstitched by lower feeding.
Specifically: main driving motor drives belt pulley two to rotate by belt pulley one, the shaft one that belt pulley two connects
Rotation drives bevel gear one to rotate, and drives belt pulley three to rotate by bevel gear two, bevel gear three, drives skin by belt two
Belt wheel four, when belt pulley four rotates, the axis that belt pulley four connects drives universal joint one to rotate, and control shaft two rotates, and turns
The universal joint three of two other end of axis controls rotating shuttle rotary motion；
Shaft one controls oscillating rod by crankshaft and pull rod one and is swinging up and down while rotation, oscillating rod front end
Pull rod two pulls the unidirectional intermittent rotary of unidirectional Bearing, and bevel gear five drives the rotation of six gap of bevel gear on unidirectional Bearing, to control
Gear one processed, gear two, gear three, gear four, gear five, gear six, gear seven, the universal connection of positioning axis connection of gear seven
First two, universal joint two drives shaft five to rotate, and the universal joint four of five other end of shaft controls drawing-inroller adjustment mechanism
Intermittent rotary achievees the effect that feeding；
Pull rod one is equipped with branch's pull rod three, and pull rod three connects vertical bar, and vertical bar, which is connected to, controls upper feeding mechanism
On pull rod on axis, while drawing-inroller adjustment mechanism feeding, pull rod one is moved back and forth, and pull rod three is driven equally to move back and forth,
It is identical as the swinging axle principle of feeding mechanism to pull the axis of axis feeding mechanism on cam of upper feeding mechanism to swing, together
Sample controls the movement of upper feeding mechanism by gear and unidirectional Bearing；
Meanwhile bevel gear seven is correspondingly provided on the axis of bevel gear six, magnet control mandril is backstitched by lower feeding and is pushed
Box body, in sliding slot intrinsic displacement, gear five engages after separating with bevel gear six with bevel gear seven box body, by changing gear five and umbrella
The engagement of gear six, bevel gear seven can make spur gear pair to rotation.It is sent again by other intermediate gears and universal joint drive
The forward and reverse rotation of material wheel, reaches feeding effect；
Presser foot lifter magnet control bar rotation, so that vertical axis be driven to rotate, then, the cam on vertical axis top turns
Dynamic, cam pulls drawstring to control take-up linkage；
Universal joint three controls driving wheel rotation, and driving wheel drives driven wheel rotation, then controls drawing-inroller rotation and send
Material, the axis of the presence of locating rod one and locating rod two, driven wheel are swung centered on locating rod one, and oscillator arc is fixed for another
Position ring arc annular distance moral radian, driving wheel is different from feeding tooth number, perimeter difference, after the axle offset of driven wheel, drive from
Driving wheel offset, driven wheel and drawing-inroller distance of center circle change, and drawing-inroller moves up or glides, and complete to adjust.
Beneficial effect is the utility model in terms of existing technologies:
1, the machine has more oblique cover lower zone space using oblique-arm type feeding, and three-dimensional sewing, cartridge type vehicle may be implemented
Seam has the unrivaled advantage of traditional column feed sewing machine；
2, main motion mechanism and feeding mechanism use gear drive, and the peripheral speed and power bracket used is wide；Efficiency compared with
It is high；Transmission ratio is stablized；Service life is long；Functional reliability is high；
3, feeding can be realized using bowline structure and backstitched, is powered when needing, it is simple and effective；
4, drawing-inroller section is adjusted up and down, to adjust the spacing of drawing-inroller and upper feeding mechanism, realizes thicker product
Sewing, enhance the scope of application.
Detailed description of the invention:
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings；
Fig. 1 is the utility model feeding mechanism operation schematic diagram；
Fig. 2 is the schematic diagram of internal structure one of the utility model；
Fig. 3 is the schematic diagram of internal structure two of the utility model；
Fig. 4 is the utility model main motion mechanism operation schematic diagram；
Fig. 5 is the complete machine structure schematic diagram of the utility model；
Fig. 6 is drawing-inroller adjustment mechanism connection relationship diagram；
Fig. 7 is that drawing-inroller adjustment mechanism adjusts motion profile relation schematic diagram；
Fig. 8 is drawing-inroller adjustment mechanism band cover structural schematic diagram；
In figure: 1- workbench；2- upper housing；3- main driving motor；4- feeding mechanism；5- take-up linkage；6- belt pulley
One；7- belt pulley two；8- belt one；9- shaft one；10- bevel gear one；The vertical shaft of 11-；12- bevel gear two；13- umbrella tooth
Wheel three；14- belt pulley three；15- belt pulley four；16- belt two；17- bevel gear four；18- universal joint one；19- rotating shuttle；
20- shaft two；21- crankshaft；22- pull rod one；23- pull rod two；The unidirectional Bearing of 24-；25- bevel gear five；26- bevel gear six；
27- gear one；28- shaft three；29- gear two；30- gear three；31- shaft four；32- gear four；33- gear five；34- tooth
Wheel six；35- gear seven；36- universal joint two；37- shaft five；38- drawing-inroller adjustment mechanism；39- lower case；40- is fixed
Position ring；41- box body；42- gear cover；The oblique cover of 43-；44- bearing one；45- bearing two；46- universal joint three；47- ten thousand
To connector four；48- belt pulley five；49- belt pulley six；50- pull rod three；51- vertical bar；52- presser foot lifter electromagnet；53- is perpendicular
To axis；54- axle sleeve；The elongated slideway of 55-；56- bull stick；Feeding backstitches electromagnet under 57-；58- mandril；59- bevel gear seven；60-
Cover；61- driving wheel；62- driven wheel；63- drawing-inroller；64- locating rod one；65- locating rod two；66- positioning pin；67- is vertical
Sliding slot；68- oscillating rod.
Specific embodiment:
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described implementation
Example is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without creative efforts, belongs to the utility model
The range of protection.
In the description of the utility model, it should be noted that the side of the instructions such as term "vertical", "upper", "lower", "horizontal"
Position or positional relationship are orientation based on the figure or positional relationship, are merely for convenience of description the utility model and letter
Change description, rather than indicate or imply that signified device or element must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.In addition, " first ", " second ", " third ", " the 4th " are only
For descriptive purposes, should not be understood as indicating or implying relative importance.
In the description of the utility model, it is also necessary to which explanation " is set unless otherwise specific regulation and limitation, term
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or be integrally connected, it can be mechanical connection, be also possible to be electrically connected, can be and be directly connected to, be also possible to through intermediate matchmaker
It is situated between and is connected, can be the connection inside two elements.It for the ordinary skill in the art, can be as the case may be
Understand the concrete meaning of above-mentioned term in the present invention.
Such as Fig. 1-8, a kind of oblique-arm type sewing machine, including workbench 1, workbench support main driving motor by upper housing 2
3, upper housing front end is equipped with upper feeding mechanism 4 and take-up linkage 5, and the main driving motor front end is equipped with belt pulley 1, work
Make to be equipped with belt pulley 27 below platform, be connected between belt pulley one and belt pulley two by belt 1, the belt pulley two connects
Switch through axis 1, shaft one controls main motion mechanism and feeding mechanism；The main motion mechanism includes the umbrella tooth of one front end of shaft
Wheel one, for bevel gear one by meshing gear, gear drives belt pulley, and the universal joint one of belt pulley control is connected by shaft two
Connect rotating shuttle；The feeding mechanism includes the crankshaft in one middle section of shaft, and crankshaft is connected on oscillating rod by pull rod one, oscillating rod
Front end is equipped with pull rod two, and pull rod two pulls unidirectional Bearing, and unidirectional Bearing upper end is equipped with bevel gear five, and bevel gear five passes through engaging tooth
Wheel control universal joint two, universal joint two by shaft five connect drawing-inroller adjustment mechanism, the shaft two and turn
Axis five is arranged obliquely.
It is specific:
The main motion mechanism includes the bevel gear 1 of one front end of shaft, and workbench is equipped with vertical shaft 11, is erected
It is equipped with bevel gear 2 12 to shaft lower end, bevel gear one is engaged with bevel gear two, and vertical shaft upper end is equipped with bevel gear 3 13, institute
The main motion mechanism stated further includes belt pulley 3 14 and belt pulley 4 15, and belt pulley three and belt pulley four are connected by belt 2 16
It connects, axis is equipped among belt pulley three, axis is equipped with bevel gear 4 17, and bevel gear four is engaged with bevel gear three, the belt pulley
Axis, axis connection universal joint 1 are equipped among four, the main motion mechanism further includes rotating shuttle 19, rotating shuttle and universal connection
It is first to be connected by shaft 2 20；
The feeding mechanism includes the crankshaft 21 in one middle section of shaft, and crankshaft is connected to oscillating rod 68 by pull rod 1
On, oscillating rod front end is equipped with pull rod 2 23, and pull rod two pulls unidirectional Bearing 24, and unidirectional Bearing upper end is equipped with bevel gear 5 25, institute
The feeding mechanism stated further includes bevel gear 6 26, and axis one end of positioning bevel gear six is equipped with gear 1, and one connector sleeve of gear exists
Gear 2 29 in shaft 3 28 is additionally provided with gear 3 30, gear of three connector sleeve of gear in 4 31 one end of shaft in shaft three
4 32, four other end of shaft is equipped with gear 5 33, and gear five is connect by gear 6 34 with gear 7 35, the locating shaft of gear seven
Universal joint 2 36 is connected, universal joint two connects drawing-inroller adjustment mechanism 38 by shaft 5 37；
The workbench has lower case 39, and one both ends of shaft are located on lower casing body sidewall, described
Vertical axis middle section is equipped with positioning ring 40, and positioning ring is fixed on lower casing body wall, and vertical axis upper end is inserted on the table, the list
It is externally provided with box body 41 to Bearing, box body is stuck in the slot of lower case inner wall, and the axis both ends of the positioning bevel gear six are located in
On lower casing body sidewall, three both ends of shaft are located on lower casing body sidewall, and the shaft four is located in the side of lower case
On wall, positioning ring is cased on the belt pulley three, positioning ring is on lower casing body sidewall, and described six sets of gear in lower case
On the axis of side wall, the work top is equipped with gear cover 42, and the locating shaft two ends of the gear seven are located in gear cover
On side wall, the belt pulley four is equipped with positioning ring, and on the side wall of gear cover, the lower casing body sidewall is set positioning ring
There is camber line track groove, oscillating rod both ends are stuck in camber line track groove；
Oblique cover 43 is equipped on the outside of the gear cover, oblique cover covers shaft two and shaft five, oblique cover
Top is set there are two hole, is respectively equipped with bearing 1 and bearing 2 45 in hole, two other end of shaft is located in oblique cover
In the bearing one on body top, the rotating shuttle passes through bearing one by universal joint 3 46 and connect with shaft two, and described turns
Five other end of axis is located in the bearing two on oblique cover top, and the drawing-inroller adjustment mechanism passes through universal joint 4 47
It is connect across bearing two with shaft five.
Belt transmission between the belt pulley one and belt pulley two is divided into two parts, belt pulley one and belt pulley 5 48
By belt Synchronous Transmission, by belt Synchronous Transmission, six sets of belt pulley five and belt pulley exist for belt pulley two and belt pulley 6 49
On same axis, axis both ends are equipped with bearing, and bearing is embedded in upper housing.
The pull rod one is equipped with branch's pull rod 3 50, and pull rod three connects vertical bar 51, and vertical bar is connected in control
Pull rod one end on the axis of feeding mechanism, pull rod middle section are fixed in upper housing, the axis of upper feeding mechanism and the pendulum of feeding mechanism
Moving axis principle is identical, the same movement that upper feeding mechanism is controlled by gear and unidirectional Bearing.
It is equipped with presser foot lifter electromagnet 52 in the lower case, is inserted with vertical axis 53, vertical axis bottom on the workbench
It holds in the axle sleeve 54 being located on lower case inner wall, side wall of shaft sleeve is equipped with elongated slideway 55, and bull stick 56 passes through the elongated cunning of axle sleeve
It is connected in vertical axis behind road, bull stick is connect with presser foot lifter electromagnet, and vertical axis top is located in upper housing, while top is also
It is cased with cam, cam is equipped with drawstring, and drawstring controls take-up linkage, under the presser foot lifter electromagnet unpowered state, lift
The telescopic rod of presser feet electromagnet front end is withdrawn, and under presser foot lifter electromagnet energized state, the telescopic rod of presser foot lifter electromagnet front end is stretched
Out, bull stick is mobile around elongated slideway, while mobile, drives vertical axis rotation.
It is equipped with lower feeding in the lower case and backstitches electromagnet 57, locating rod is additionally provided in lower case, is covered in locating rod
There is mandril 58, mandril one end and lower feeding backstitch electromagnet energization and connect, and the mandril other end is hinged on box body side, under described
The slot that shell places box body is sliding slot, and box body generally sliding block is additionally provided with bevel gear seven on the axis of the positioning bevel gear six
59, bevel gear seven and six tooth mouth of bevel gear are relative to bevel gear seven is located at the other end of the axis of positioning bevel gear six, in box body quilt
Mandril opens, and bevel gear five engages after separating with bevel gear six with bevel gear seven, and the lower feeding backstitches electromagnet and is not powered on
Under state, the telescopic rod that lower feeding backstitches electromagnet front end is withdrawn, and bevel gear five is engaged with bevel gear six, and the lower feeding is fallen
It stitches under electromagnet energized state, the telescopic rod that lower feeding backstitches electromagnet front end stretches out, and pushes mandril, and mandril turns around locating rod
Dynamic, the mandril other end pushes sliding block sliding, and bevel gear five engages after separating with bevel gear six with bevel gear seven.
The drawing-inroller adjustment mechanism is covered with cover 60, and cover is connect with oblique cover, and cover is simultaneously by rotating shuttle packet
It wraps up in, cover upper end is equipped with opening, and drawing-inroller adjustment mechanism and rotating shuttle all extend opening face.
The drawing-inroller adjustment mechanism includes driving wheel 61, driven wheel 62 and drawing-inroller 63, and the driving wheel is fixed
On universal joint three, three one end of universal joint connects shaft five, is controlled and is rotated by shaft five, and the driven wheel is total
Meter two, is fixed on axis both ends, and the driven wheel of axis one end is engaged with driving wheel, and the driven wheel of the axis other end is engaged with drawing-inroller,
It is cased with bearing on axis, is set on bearing there are two positioning ring, is inserted with locating rod 1, one one end of locating rod in one of positioning ring
It is inserted in three other end of universal joint, one other end of locating rod is inserted in cover inner wall, and the annular distance of another one positioning ring is
Arc is inserted with locating rod 2 65 in the annular distance of arc, and locating rod two is fixed on cover inner wall, and the drawing-inroller side wall is equipped with fixed
Position ring, positioning ring are equipped with several positioning pins 66, and the faceshield side wall is equipped with several the vertical chutes 67, and positioning pin is stuck in vertically
In sliding slot.
Working principle is as follows:
The machine provides power by main driving motor, and rotary motion, the upper and lower feeding of rotating shuttle are realized by intermediate transmission mechanism
Mechanism while feeding, vehicle needle and thread take-up tension lever coordination linkage.Automatic needle-foot-lifting function is reached by presser foot lifter magnet control.When backstitching
Magnet control is backstitched by lower feeding.
Specifically: main driving motor drives belt pulley two to rotate by belt pulley one, the shaft one that belt pulley two connects
Rotation drives bevel gear one to rotate, and drives belt pulley three to rotate by bevel gear two, bevel gear three, drives skin by belt two
Belt wheel four, when belt pulley four rotates, the axis that belt pulley four connects drives universal joint one to rotate, and control shaft two rotates, and turns
The universal joint three of two other end of axis controls rotating shuttle rotary motion；
Shaft one controls oscillating rod by crankshaft and pull rod one and is swinging up and down while rotation, oscillating rod front end
Pull rod two pulls the unidirectional intermittent rotary of unidirectional Bearing, and bevel gear five drives the rotation of six gap of bevel gear on unidirectional Bearing, to control
Gear one processed, gear two, gear three, gear four, gear five, gear six, gear seven, the universal connection of positioning axis connection of gear seven
First two, universal joint two drives shaft five to rotate, and the universal joint four of five other end of shaft controls drawing-inroller adjustment mechanism
Intermittent rotary achievees the effect that feeding；
Pull rod one is equipped with branch's pull rod three, and pull rod three connects vertical bar, and vertical bar, which is connected to, controls upper feeding mechanism
On pull rod on axis, while drawing-inroller adjustment mechanism feeding, pull rod one is moved back and forth, and pull rod three is driven equally to move back and forth,
It is identical as the swinging axle principle of feeding mechanism to pull the axis of axis feeding mechanism on cam of upper feeding mechanism to swing, together
Sample controls the movement of upper feeding mechanism by gear and unidirectional Bearing；
Meanwhile bevel gear seven is correspondingly provided on the axis of bevel gear six, magnet control mandril is backstitched by lower feeding and is pushed
Box body, in sliding slot intrinsic displacement, gear five engages after separating with bevel gear six with bevel gear seven box body, by changing gear five and umbrella
The engagement of gear six, bevel gear seven can make spur gear pair to rotation.It is sent again by other intermediate gears and universal joint drive
The forward and reverse rotation of material wheel, reaches feeding effect；
Presser foot lifter magnet control bar rotation, so that vertical axis be driven to rotate, then, the cam on vertical axis top turns
Dynamic, cam pulls drawstring to control take-up linkage；
Universal joint three controls driving wheel rotation, and driving wheel drives driven wheel rotation, then controls drawing-inroller rotation and send
Material, the axis of the presence of locating rod one and locating rod two, driven wheel are swung centered on locating rod one, and oscillator arc is fixed for another
Position ring arc annular distance moral radian, driving wheel is different from feeding tooth number, perimeter difference, after the axle offset of driven wheel, drive from
Driving wheel offset, driven wheel and drawing-inroller distance of center circle change, and drawing-inroller moves up or glides, and complete to adjust.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of oblique-arm type sewing machine feeding mechanism, it is characterised in that: the feeding mechanism includes the crankshaft in one middle section of shaft,
Crankshaft is connected on oscillating rod by pull rod one, and oscillating rod front end is equipped with pull rod two, and pull rod two pulls unidirectional Bearing, unidirectional Bearing
Upper end is equipped with bevel gear five, and bevel gear five controls universal joint two by meshing gear, and universal joint two passes through shaft five
Drawing-inroller adjustment mechanism is connected, the shaft two and shaft five are arranged obliquely.
2. a kind of oblique-arm type sewing machine feeding mechanism according to claim 1, it is characterised in that: the feeding mechanism tool
Body includes the crankshaft in one middle section of shaft, and crankshaft is connected on oscillating rod by pull rod one, and oscillating rod front end is equipped with pull rod two, pull rod
Two pull unidirectional Bearing, and unidirectional Bearing upper end is equipped with bevel gear five, and the feeding mechanism further includes bevel gear six, position umbrella tooth
Axis one end of wheel six is equipped with gear one, and gear two of one connector sleeve of gear in shaft three is additionally provided with gear three, tooth in shaft three
Three connector sleeves are taken turns in the gear four of four one end of shaft, four other end of shaft is equipped with gear five, and gear five passes through gear six and gear
Seven connections, the positioning axis connection universal joint two of gear seven, universal joint two connect drawing-inroller by shaft five and adjust machine
Structure.
3. a kind of oblique-arm type sewing machine feeding mechanism according to claim 2, it is characterised in that: feeding mechanism cooperation
Sewing machine includes workbench, and workbench supports main driving motor by upper housing, and upper housing front end is equipped with upper feeding mechanism and chooses
Line bar mechanism, it is characterised in that: the main driving motor front end is equipped with belt pulley one, is equipped with belt pulley two below workbench,
It is connected between belt pulley one and belt pulley two by belt one, the belt pulley two connects shaft one, and shaft one controls main fortune
Motivation structure and feeding mechanism.
4. a kind of oblique-arm type sewing machine feeding mechanism according to claim 3, it is characterised in that: the main motion mechanism
Bevel gear one including one front end of shaft, workbench are equipped with vertical shaft, and vertical shaft lower end is equipped with bevel gear two, bevel gear
One engages with bevel gear two, and vertical shaft upper end is equipped with bevel gear three, and the main motion mechanism further includes belt pulley three and skin
Belt wheel four, belt pulley three and belt pulley four are connected by belt two, and axis is equipped among belt pulley three, and axis is equipped with bevel gear four,
Bevel gear four is engaged with bevel gear three, and axis, axis connection universal joint one, the main fortune are equipped among the belt pulley four
Motivation structure further includes rotating shuttle, and rotating shuttle is connect with universal joint one by shaft two.
5. a kind of oblique-arm type sewing machine feeding mechanism according to claim 4, it is characterised in that: the workbench is divided into
There is lower case, one both ends of shaft are located on lower casing body sidewall, and the vertical axis middle section is equipped with positioning ring, positioning ring
It is fixed on lower casing body wall, vertical axis upper end is inserted on the table, and the unidirectional Bearing is externally provided with box body, and box body is stuck in lower casing
In the slot of internal wall, the axis both ends of positioning bevel gear six are located on lower casing body sidewall, and three both ends of shaft are located in down
In housing sidewall, the shaft four is located on the side wall of lower case, is cased with positioning ring, positioning ring on the belt pulley three
On lower casing body sidewall, described six sets of gear on the axis of lower casing body sidewall, the workbench be equipped with gear cover, it is described
The locating shaft two ends of gear seven be located on the side wall of gear cover, the belt pulley four is equipped with positioning ring, and positioning ring is embedding
On the side wall of gear cover, the lower casing body sidewall is equipped with camber line track groove, and oscillating rod both ends are stuck in camber line track groove.
6. a kind of oblique-arm type sewing machine feeding mechanism according to claim 5, it is characterised in that: on the outside of the gear cover
Equipped with oblique cover, oblique cover covers shaft two and shaft five, and oblique cover top is set there are two hole, is respectively equipped in hole
Bearing one and bearing two, two other end of shaft are located in the bearing one on oblique cover top, and the rotating shuttle passes through
Universal joint three passes through bearing one and connect with shaft two, and five other end of shaft is located in the bearing on oblique cover top
In two, the drawing-inroller adjustment mechanism passes through bearing two by universal joint four and connect with shaft five.
7. a kind of oblique-arm type sewing machine feeding mechanism according to claim 6, it is characterised in that: set in the lower case
There is lower feeding to backstitch electromagnet, locating rod is additionally provided in lower case, mandril is cased in locating rod, mandril one end is backstitched with lower feeding
Electromagnet, which is powered, to be connected, and the mandril other end is hinged on box body side, and the slot that the lower case places box body is sliding slot, and box body is whole
Body is sliding block, is additionally provided with bevel gear seven on the axis of the positioning bevel gear six, bevel gear seven and six tooth mouth of bevel gear relative to,
Bevel gear seven is located at the other end of the axis of positioning bevel gear six, is opened in box body by mandril, bevel gear five is separated with bevel gear six
It is engaged afterwards with bevel gear seven, the lower feeding backstitches under electromagnet unpowered state, and lower feeding backstitches stretching for electromagnet front end
Contracting bar is withdrawn, and bevel gear five is engaged with bevel gear six, and the lower feeding backstitches under electromagnet energized state, and lower feeding backstitches electricity
The telescopic rod of magnet front end stretches out, and pushes mandril, and mandril is rotated around locating rod, and the mandril other end pushes sliding block sliding, bevel gear
Five separated with bevel gear six after engaged with bevel gear seven.
8. a kind of oblique-arm type sewing machine feeding mechanism according to claim 7, it is characterised in that: the drawing-inroller adjustment
Mechanism is covered with cover, and cover is connect with oblique cover, and cover simultaneously wraps up rotating shuttle, and cover upper end is equipped with opening, drawing-inroller
Adjustment mechanism and rotating shuttle all extend opening face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820460.2U CN208430297U (en) | 2018-05-28 | 2018-05-28 | A kind of oblique-arm type sewing machine feeding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820820460.2U CN208430297U (en) | 2018-05-28 | 2018-05-28 | A kind of oblique-arm type sewing machine feeding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208430297U true CN208430297U (en) | 2019-01-25 |
Family
ID=65100470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820820460.2U Expired - Fee Related CN208430297U (en) | 2018-05-28 | 2018-05-28 | A kind of oblique-arm type sewing machine feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208430297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667071A (en) * | 2019-01-29 | 2019-04-23 | 安徽杰羽制鞋机械科技有限公司 | Mechanism is backstitched under a kind of sewing machine |
| CN109943985A (en) * | 2019-01-29 | 2019-06-28 | 安徽杰羽制鞋机械科技有限公司 | A kind of sewing machine bottom roller feeding reversing mechanism |
-
2018
- 2018-05-28 CN CN201820820460.2U patent/CN208430297U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667071A (en) * | 2019-01-29 | 2019-04-23 | 安徽杰羽制鞋机械科技有限公司 | Mechanism is backstitched under a kind of sewing machine |
| CN109943985A (en) * | 2019-01-29 | 2019-06-28 | 安徽杰羽制鞋机械科技有限公司 | A kind of sewing machine bottom roller feeding reversing mechanism |
| CN109667071B (en) * | 2019-01-29 | 2024-03-01 | 安徽杰羽制鞋机械科技有限公司 | Lower backstitch mechanism of sewing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208430297U (en) | A kind of oblique-arm type sewing machine feeding mechanism | |
| CN208430300U (en) | A kind of sewing machine feed wheel adjustment mechanism | |
| CN208430294U (en) | A kind of upper and lower roller type feeding sewing machine of oblique-arm type | |
| CN108486775A (en) | A kind of upper and lower roller type feeding sewing machine of oblique-arm type | |
| CN209350609U (en) | A kind of fastening structure of jade puncher | |
| CN208430314U (en) | A kind of oblique-arm type sewing machine main motion mechanism | |
| US4574718A (en) | Sewing machine head including a rotary housing | |
| CN206887418U (en) | The rumble pin machine that locking-type is exchanged with chain-type stitch | |
| CN103361893A (en) | Household multifunctional computer sewing machine | |
| CN201132889Y (en) | Auto sewing device | |
| CN101250796A (en) | Machine for seaming socks head | |
| CN108532135A (en) | A kind of sewing machine feed wheel adjustment mechanism | |
| CN101139781B (en) | Automatic sewing device | |
| CN109183296A (en) | A kind of deconcentrator and the embroidery machine with the deconcentrator | |
| US4594954A (en) | Sewing device with a sewing head including a rotary housing | |
| CN210796859U (en) | Novel sewing machine lead wire cloth feeding mechanism | |
| CN1121523C (en) | Circulating sewing machine | |
| CN206418274U (en) | The upset presser feet sewed for long and narrow lines | |
| CN207176249U (en) | Apparatus for sewing | |
| CN207244166U (en) | A kind of great wheel device of flat seam machine | |
| CN211947505U (en) | Automatic backstitch structure of sewing machine | |
| CN219099521U (en) | Bottom thread-free mechanism of sewing machine | |
| CN105970504B (en) | A kind of label packaging sewing machine drive structure | |
| CN207919105U (en) | A kind of sewing machine rocker structure | |
| CN204097701U (en) | A kind of motor of Sewing machines drives presser foot lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190625 Address after: 247100 Jinan Industrial Park, Chizhou economic and Technological Development Zone, Anhui Patentee after: Chizhou City Tai Sheng stitch machine Science and Technology Ltd. Address before: 247000 Jinan Industrial Park, Chizhou economic and Technological Development Zone, Anhui Patentee before: Chizhou Xuhao Machinery Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 Termination date: 20200528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |