CN208430294U

CN208430294U - A kind of upper and lower roller type feeding sewing machine of oblique-arm type

Info

Publication number: CN208430294U
Application number: CN201820820274.9U
Authority: CN
Inventors: 章国志; 冯建军; 张应旗
Original assignee: CHIZHOU XUHAO MACHINERY Co Ltd
Current assignee: Chizhou City Tai Sheng stitch machine Science and Technology Ltd.
Priority date: 2018-05-28
Filing date: 2018-05-28
Publication date: 2019-01-25
Anticipated expiration: 2028-05-28

Abstract

A kind of upper and lower roller type feeding sewing machine of oblique-arm type, including workbench, workbench supports main driving motor by upper housing, upper housing front end is equipped with upper feeding mechanism and take-up linkage, and 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 motion mechanism and feeding mechanism, and main motion mechanism and feeding mechanism are to be arranged obliquely.The machine has more oblique cover lower zone space using oblique-arm type feeding, and three-dimensional sewing, cartridge type sewing may be implemented, and has the unrivaled advantage of traditional column feed sewing machine.

Description

A kind of upper and lower roller type feeding sewing machine of oblique-arm type

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 Roller type feeding sewing machine above and below a kind of oblique-arm type 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 roller type feeding sewing up and down of the sewing of high-grade leather shoes, luggage, handbag Machine.

The following technical solution is employed for technical problem to be solved in the utility model to realize:

A kind of oblique-arm type roller type feeding sewing machine, including workbench up and down, workbench support main transmission electricity by upper housing Machine, upper housing front end are equipped with upper feeding mechanism and take-up linkage, it is characterised in that: the main driving motor front end is equipped with skin Belt wheel one, workbench lower section are equipped with belt pulley two, are connected between belt pulley one and belt pulley two by belt one, the belt Two connection shaft one of wheel, shaft one control main motion mechanism and feeding mechanism；The main motion mechanism includes one front end of shaft Bevel gear one, bevel gear one is by meshing gear, and gear drives belt pulley, and the universal joint one of belt pulley control is by turning Axis two connects 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 Meshing gear controls universal joint two, and universal joint two connects drawing-inroller adjustment mechanism, the shaft by shaft five Two and shaft five be arranged obliquely.

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 feeding mechanism includes the crankshaft in one middle section of shaft, and crankshaft is connected on oscillating rod by pull rod one, is swung Bar 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 the feeding mechanism is also Including bevel gear six, the axis one end for positioning bevel gear six is equipped with gear one, and gear two of one connector sleeve of gear in shaft three turns Gear three is additionally provided on axis three, three connector sleeve of gear is in the gear four of four one end of shaft, and four other end of shaft is equipped with gear five, tooth Wheel five is connect by gear six with gear seven, the positioning axis connection universal joint two of gear seven, and universal joint two is by turning Axis five connects drawing-inroller adjustment mechanism；

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 can be adjusted up and down, to adjust the spacing of drawing-inroller and upper feeding mechanism, realize 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 complete machine structure schematic diagram of the utility model；

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 utility model feeding mechanism operation schematic diagram；

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- bevel gear 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- tooth Wheel one；28- shaft three；29- gear two；30- gear three；31- shaft four；32- gear four；33- gear five；34- gear six； 35- gear seven；36- universal joint two；37- shaft five；38- drawing-inroller adjustment mechanism；39- lower case；40- positioning ring；41- Box body；42- gear cover；The oblique cover of 43-；44- bearing one；45- bearing two；46- universal joint three；47- universal joint Four；48- belt pulley five；49- belt pulley six；50- pull rod three；51- vertical bar；52- presser foot lifter electromagnet；53- vertical 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- the vertical chute；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 roller type feeding sewing machine, including workbench 1 up and down, workbench passes through upper housing 2 Main driving motor 3 is supportted, 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, workbench lower section is equipped with belt pulley 27, is connected between belt pulley one and belt pulley two by belt 1, described Belt pulley two connect shaft 1, shaft one controls main motion mechanism and feeding mechanism；The main motion mechanism includes shaft The bevel gear one of one front end, for bevel gear one by meshing gear, gear drives belt pulley, the universal joint one of belt pulley control Rotating shuttle is connected by shaft two；The feeding mechanism includes the crankshaft in one middle section of shaft, and crankshaft is connected to pendulum by pull rod one In lever, 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, umbrella tooth Wheel five controls universal joint two by meshing gear, and universal joint two connects drawing-inroller adjustment mechanism, institute by shaft five The shaft two and shaft five stated are 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 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

1. a kind of oblique-arm type roller type feeding sewing machine, including workbench up and down, workbench support main driving motor by upper housing, Upper housing front end is equipped with upper feeding mechanism and take-up linkage, it is characterised in that: the main driving motor front end is equipped with belt Wheel one, workbench lower section are equipped with belt pulley two, are connected between belt pulley one and belt pulley two by belt one, the belt pulley Two connection shafts one, shaft one controls main motion mechanism and feeding mechanism, the main motion mechanism include one front end of shaft Bevel gear one, for bevel gear one by meshing gear, gear drives belt pulley, and the universal joint one of belt pulley control passes through shaft Two connection rotating shuttles；The feeding mechanism includes the crankshaft in one middle section of shaft, and crankshaft is connected on oscillating rod by pull rod one, is put Lever 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 is by nibbling It closes gear and controls universal joint two, universal joint two connects drawing-inroller adjustment mechanism, the shaft two by shaft five It is arranged obliquely with shaft five.

2. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 1, it is characterised in that: the workbench It is equipped with vertical shaft, vertical shaft lower end is equipped with bevel gear two, and bevel gear one is engaged with bevel gear two, and vertical shaft upper end is set There is bevel gear three, the main motion mechanism further includes belt pulley three and belt pulley four, and belt pulley three and belt pulley four pass through skin Band two connects, and axis is equipped among belt pulley three, and axis is equipped with bevel gear four, and bevel gear four is engaged with bevel gear three, the skin Axis, axis connection universal joint one are equipped among belt wheel four, the main motion mechanism further includes rotating shuttle, rotating shuttle and universal connection It is first to be connected by shaft two.

3. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 2, it is characterised in that: 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.

4. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 3, it is characterised in that: the belt pulley Belt transmission between one and belt pulley two is divided into two parts, belt pulley one and belt pulley five and passes through belt Synchronous Transmission, belt Wheel two is with belt pulley six by belt Synchronous Transmission, and on same axis, axis both ends are equipped with axis for belt pulley five and six sets of belt pulley It holds, bearing is embedded in upper housing.

5. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 4, it is characterised in that: the workbench Lower case is had, one both ends of shaft are located on lower casing body sidewall, and vertical axis upper end is inserted on the table, described Vertical axis middle section is equipped with positioning ring, and positioning ring is fixed on lower casing body wall, and the unidirectional Bearing is externally provided with box body, and box body is stuck in In the slot of lower case inner wall, the axis both ends of the positioning bevel gear six are located on lower casing body sidewall, three liang of the shaft End is located on lower casing body sidewall, and the shaft four is located on the side wall of lower case, and it is fixed to be cased on the belt pulley three Position ring, positioning ring on the lower casing body sidewall, described six sets of gear on the axis of lower casing body sidewall, the work top is set There is gear cover, the locating shaft two ends of the gear seven are located on the side wall of gear cover, and the belt pulley four is equipped with fixed Position ring, positioning ring is on the side wall of gear cover, and the lower casing body sidewall is equipped with camber line track groove, and oscillating rod both ends are stuck in arc In trajectory slot.

6. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 5, it is characterised in that: the gear cover Outside is equipped with oblique cover, and oblique cover covers shaft two and shaft five, and oblique cover top is set there are two hole, distinguishes in hole Equipped with bearing one and bearing two, two other end of shaft is located in the bearing one on oblique cover top, the rotating shuttle It passes through bearing one by universal joint three to connect with shaft two, five other end of shaft is located in oblique cover top In bearing two, the drawing-inroller adjustment mechanism passes through bearing two by universal joint four and connect with shaft five.

7. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 5, it is characterised in that: the lower case It is interior to be equipped with presser foot lifter electromagnet, it is inserted with vertical axis on the workbench, vertical axis bottom end is located in the axis on lower case inner wall In set, side wall of shaft sleeve is equipped with elongated slideway, and bull stick is connected in vertical axis after the elongated slideway of axle sleeve, bull stick and presser foot lifter Electromagnet connection, vertical axis top are located in upper housing, while top is also cased with cam, and cam is equipped with drawstring, drawstring control Take-up linkage processed, under the presser foot lifter electromagnet unpowered state, the telescopic rod of presser foot lifter electromagnet front end is withdrawn, lift pressure Under foot electromagnet energized state, the telescopic rod of presser foot lifter electromagnet front end stretches out, and bull stick is mobile around elongated slideway, and mobile is same When, drive vertical axis rotation.

8. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 5, it is characterised in that: the lower case It is interior to backstitch electromagnet equipped with lower feeding, it is additionally provided with locating rod in lower case, mandril, mandril one end and lower feeding are cased in locating rod Electromagnet energization connection is backstitched, the mandril other end is hinged on box body side, and the slot that the lower case places box body is sliding slot, box Body generally sliding block is additionally provided with bevel gear seven, bevel gear seven and six tooth mouth phase of bevel gear on the axis of the positioning bevel gear six For 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 and bevel gear six It is engaged after separation with bevel gear seven, the lower feeding backstitches under electromagnet unpowered state, and lower feeding backstitches electromagnet front end Telescopic rod withdraw, bevel gear five engages with bevel gear six, and the lower feeding backstitches under electromagnet energized state, and lower feeding is fallen The telescopic rod for stitching electromagnet front end stretches out, and pushes mandril, and mandril is rotated around locating rod, and the mandril other end pushes sliding block sliding.

9. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 1, 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, send Material wheel adjustment mechanism and rotating shuttle all extend opening face.

10. roller type feeding sewing machine above and below a kind of oblique-arm type according to claim 1, it is characterised in that: the feeding Taking turns adjustment mechanism includes driving wheel, driven wheel and drawing-inroller, and the driving wheel is fixed on universal joint three, universal connection First three one end connects shaft five, is controlled and is rotated by shaft five, and the driven wheel is two total, is fixed on axis both ends, axis one The driven wheel at end is engaged with driving wheel, and the driven wheel of the axis other end is engaged with drawing-inroller, and bearing is cased on axis, and bearing is equipped with two A positioning ring is inserted with locating rod one in one of positioning ring, and one one end of locating rod is inserted in three other end of universal joint, fixed Position one other end of bar is inserted in cover inner wall, and the annular distance of another one positioning ring is arc, is inserted with locating rod in the annular distance of arc Two, locating rod two is fixed on cover inner wall, and the drawing-inroller side wall is equipped with positioning ring, and positioning ring is equipped with several positioning pins, The faceshield side wall is equipped with several the vertical chutes, and positioning pin is stuck in the vertical chute.