CN2527577Y - New type seaming machine - Google Patents
New type seaming machine Download PDFInfo
- Publication number
- CN2527577Y CN2527577Y CN 01278177 CN01278177U CN2527577Y CN 2527577 Y CN2527577 Y CN 2527577Y CN 01278177 CN01278177 CN 01278177 CN 01278177 U CN01278177 U CN 01278177U CN 2527577 Y CN2527577 Y CN 2527577Y
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- contained
- cam
- dials
- worm
- shaft
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Abstract
Disclosed is a novel stitching machine comprising a loop forming mechanism, a needle driving and reversing mechanism, a thread take-up mechanism, needle plate assembly, a base, a drivetrain system and a self-locking insuring mechanism, a big cam, an eccentric sleeve, an end face cam and a small cam are disposed on a principal axis of a machine head, the needle driving and reversing mechanism is formed by the big cam, the eccentric sleeve and a swing link, the loop forming mechanism is composed of the end face cam, the small cam and a lever, and the self-locking insuring mechanism comprises a sector gear, a nylon sleeve, pawl combination and a worm gear pair. The machine is a big circular disc structure with accurate and reliable loop forming action and stable and flexible operation, the self-locking insuring mechanism avoids the phenomena of needle impacting and garment piece breakage due to error operation.
Description
One, technical field:
The utility model relates to a kind of textile machine, specifically a kind of robotic suturing device of knitwear.
Two, background technology:
At present commercially available sewing machine mostly is roundel, long-armed bar-link drive, and is simple in structure, and the seam dish need be equipped with when installing, again without any safeties, and constantly superior along with knitted product, the roundel sewing machine can not be fit to the needs in market.
Three, summary of the invention:
The purpose of this utility model is to provide a kind of operation more reliable, and stationarity is strong, and speed adjustable range is wide, has a kind of novel sewing machine of the big disk of self-lock protection function.
The utility model is achieved in that
This sewing machine is by looping mechanism, the eedle driving and reversing mechanism, clamp mechanism, the dials assembling, support, the PWTN self-locking safety mechanism that unifies forms, motor is by gear and head spindle commissure, helical gear engagement on the worm shaft that helical gear and vertical direction are arranged on the head spindle, with in the worm wheel aperture of worm engaging worm-wheel shaft is arranged, the engagement of gear and dials ring gear is housed on the worm-wheel shaft, it is characterized in that looping mechanism comprise be contained in head to the axle on little cam, edge cam, horizontal lever, upright lever, the lopping device, upright lever is contained on the bolster of bracing frame, the one end is equipped with bearing and contacts with edge cam, the other end is adorned a bolster, horizontal lever is contained on this back shaft, one end has Bearing support on little cam, and the other end links to each other with the lopping device.The eedle driving and reversing mechanism comprises big cam and the eccentric block that is contained on the head spindle, and eccentric bushing, move pin fork, eccentric bushing connecting rod, punch block fork, eccentric bushing is contained on the eccentric block, the punch block fork is contained on the bolster of bracing frame, and eccentric bushing connecting rod one end is articulated in eccentric bushing, and the other end is articulated in the punch block fork, move on the back shaft that the pin fork is contained in bracing frame, one end has bearing to contact with big cam, and the other end is pressed on the axle sleeve of punch block fork, between its axle sleeve and the back shaft back-moving spring is arranged.The dials assembling comprises dials, dials seat, ring gear is housed on the dials, two centering are housed on the dials seat adjust piece and the eccentric piece of adjusting, three are mutually 120 °, adjust on the piece bearing is housed, the dials seam contacts with adjusting the piece bearing surface, on dials and the contacted end face of dials seat needle bearing is housed.Self-locking safety mechanism comprises: vertical shaft, gear, cam, elevating arc, the clutch crank, ratchet, ratchet, pawl base and nylon jacket, gear and cam are contained on the vertical shaft, elevating arc is contained on the sector shaft, the clutch crank is articulated on the support shaft, one end contacts with cam, the other end is pressed on the pawl base, nylon jacket is contained on the worm shaft, elevating arc one end and gears engaged, the hinged projection sphere of the other end can with the clutch of nylon jacket groove, ratchet and worm gear are fixed together and the worm-wheel shaft cunning is joined, ratchet is contained on the pawl base, pawl base is contained on the worm-wheel shaft, on the worm-wheel shaft of pawl base and ratchet adjacent face the applanation bearing is housed.
The sewing machine operation principle of said structure is as follows:
1, under open state, under helical gear drive, guarantees the run-in synchronism of head and dials;
2, the upright lever of horizontal lever axle is housed under the effect of edge cam, do vertically and to move, be contained in horizontal lever on the upright lever axle under little action of cam, do horizontal move left and right again, two stacks have constituted the approximate elliptic motion of lopping device, finish the lopping operation of suture.
3, the punch block fork is subjected to eccentric bushing connecting rod and the acting in conjunction that moves the pin fork, finishes the eedle forward and back in sewing process and laterally moves pin with what dials changeed.
4, under stopped status; for preventing when eedle enters dials; manually make the dials backward rotation and cause having an injection; damage garment piece; (just changeing identical head with open state and dials synchronization action; there is not above-mentioned situation); be provided with self-locking safety mechanism; the principle of this mechanism is: the nylon jacket that the band groove is housed on the worm shaft of driving dials; have the projection sphere to match on the elevating arc, when eedle entered dials, the projection of elevating arc was in the position away from the nylon jacket groove; and nylon jacket blocked, make the vertical shaft handle change motionless.At this moment, the ratchet of worm-wheel shaft is meshed with ratchet, and nylon jacket, worm screw, worm gear, worm-wheel shaft all can not rotate, and dials can not change.When eedle is in when withdrawing from the dials extreme higher position, nylon jacket is in the position that can match with elevating arc.At this moment, if the rotating vertical shaft handle, the gear driven elevating arc projection on it enters the nylon jacket groove, and vertical shaft cam driven clutch crank is thrown off ratchet on the pawl base and ratchet, and worm gear does not rotate with worm-wheel shaft, and dials just can freely rotate.Adopt the utility model sewing machine compact conformation, the operation of rationally distributed, big seam dish, lopping moves accurately and reliably, operate steadily flexibly, self-locking safety has prevented that operate miss from causing and has had an injection, and phenomenons such as damage garment piece have adapted to the stitching operation needs of senior garment piece.
Four, description of drawings:
Below in conjunction with accompanying drawing the utility model is described further:
Accompanying drawing 1 is the complete machine transmission schematic diagram of this sewing machine;
Accompanying drawing 2 is head operating principle front views;
Accompanying drawing 3 is head operating principle vertical views;
Accompanying drawing 4 is self-locking safety mechanism action principle schematic;
Accompanying drawing 5 is wire-clamping device schematic diagrames;
Accompanying drawing 6 is gear schematic diagrames;
Five, the specific embodiment:
As shown in the figure, novel sewing machine is made up of looping mechanism, eedle driving and reversing mechanism, clamp mechanism, dials assembling, the PWTN several parts of self-locking safety mechanism of unifying, frequency converter timing mechanism is housed on motor, with the head spindle belt pulley small belt pulley 12 of commissure mutually, for split, distance between the two belt pulley sheets is adjustable, by adjusting the distance between the two belt pulley sheets, can change the bel-drivenn speed ratio; An installation main shaft 1 on the big belt pulley, helical gear 33 engagements on the worm shaft 19 of helical gear 10 and vertical direction are housed on this main shaft 1, with in worm gear 18 holes of worm engaging worm-wheel shaft 13 is arranged, gear 21 is housed on the worm-wheel shaft, with ring gear 22 engagements on the dials, its looping mechanism comprises: be contained in the little cam 5 on the head spindle 1, edge cam 4, horizontal lever 25, upright lever 26, lopping device 24, vertical rod 26 is contained on the bracing frame on the bolster 35 on 30, the one end is equipped with bearing and contacts with edge cam, the other end is adorned a bolster 36, horizontal lever 25 is contained on this bolster, one end has Bearing support on little cam, and the other end links to each other with lopping device 24.The eedle driving and reversing mechanism comprises big cam 2 and the eccentric block 29 that is contained on the head spindle 1, and eccentric bushing 3, move pin fork 28, eccentric bushing connecting rod 27, punch block fork 23, eccentric bushing is contained on the eccentric block 29, punch block fork 23 is contained on the bolster 37 on the bracing frame 30, eccentric bushing connecting rod one end is articulated in eccentric bushing, the other end is articulated in the punch block fork, move on the back shaft 38 that pin fork 28 is contained in bracing frame 30, one end has bearing to contact with big cam 2, the other end is pressed on the axle sleeve of punch block fork, between its axle sleeve and the back shaft 37 back-moving spring 39 is arranged; The dials assembling comprises on dials 7, dials seat 32, the dials that ring gear 22 is arranged, adorn two centering on the dials seat and adjust piece 8 and the eccentric piece 9 of adjusting, three are mutually 120 °, adjust on the piece bearing is housed, the dials seam contacts with adjusting the piece bearing surface, on dials and the contacted end face of dials seat needle bearing is housed; Self-locking safety mechanism comprises vertical shaft 6, gear 11, cam 31, elevating arc 17, clutch crank 14, ratchet 15, ratchet 16, pawl base 40 and nylon jacket 20, gear 11, cam 31 is contained on the vertical shaft 6, elevating arc 17, be contained on the sector shaft 34, clutch crank 14 is articulated on the support shaft 51, one end contacts with cam, the other end is pressed on the pawl base, nylon jacket is contained on the worm shaft 19, elevating arc one end and gear 11 engagements, the spherical of the hinged projection of the other end can with the clutch of nylon jacket groove, ratchet and worm gear are fixed together and the worm-wheel shaft cunning is joined, ratchet is contained on the pawl base, pawl base is contained on the worm-wheel shaft, on pawl base and the ratchet adjacent face worm-wheel shaft applanation bearing is housed.Its clamp mechanism comprises and is contained on the bracing frame cover 47, line ball spring 48, line ball spring overcoat 49, line transfer knob 50 in 30 clamp axle 41, positioning sleeve 42, axle sleeve 43, line transfer spring 44, line crossing bracket 45, clamp dish 46, the line ball spring, contact-making surface between positioning sleeve 42 and the axle sleeve between line ball spring overcoat and the line transfer knob is the canine tooth shape, line transfer spring groove is arranged on the axle sleeve, according to the order string of cover, line ball spring, line ball spring overcoat, line transfer knob in, positioning sleeve, axle sleeve, line transfer spring, line crossing bracket, clamp dish, the line ball spring on clamp axle axle.
During use, earlier garment piece (sutures) is hung in the acupuncture of dials assembling, yarn is introduced starter motor dials and head coordination in the eedle hole, after eedle entered dials, the lopping device caught on yarn, lopping, when eedle withdraws from the seam sheet, coil is delivered to next operating position by the lopping device, waits for that eedle penetrates, and finishes and sews up action.Under stopped status; when needs rotate dials separately; at first rotate the head spindle handwheel; make eedle withdraw from dials and when being in the extreme higher position; the rotating vertical shaft handle makes fan tooth projection and nylon jacket engagement, and the clutch crank is under the effect of cam 31; ratchet, ratchet are thrown off, and just can make dials freely rotate this moment.
Claims (4)
1, a kind of novel sewing machine, formed by looping mechanism, eedle driving and reversing mechanism, clamp mechanism, dials assembling, support, the PWTN self-locking safety mechanism that unifies, motor is by gear and head spindle commissure, helical gear engagement on the worm shaft that helical gear and vertical direction are arranged on the head spindle, with in the worm wheel aperture of worm engaging worm-wheel shaft is arranged, the engagement of gear and dials ring gear is housed on the worm-wheel shaft, it is characterized in that:
A, looping mechanism comprise little cam [5], edge cam [4], horizontal lever [25], upright lever [26], the lopping device [24] that is contained on the head spindle [1], upright lever is contained on the back shaft [35] on the bracing frame [30], the one end is equipped with bearing and contacts with edge cam, the other end is adorned a bolster [36], horizontal lever [25] is contained on this back shaft, one end has Bearing support on little cam, and the other end links to each other with lopping device [24];
B, the eedle driving and reversing mechanism comprises big cam [2] and the eccentric block [29] that is contained on the head spindle [1], and eccentric bushing [3], move pin fork [28], eccentric bushing connecting rod [27], punch block fork [23], eccentric bushing is contained on the eccentric block [29], the punch block fork is contained on the bolster [37] of bracing frame, eccentric bushing connecting rod one end is articulated in eccentric bushing, the other end is articulated in the punch block fork, move on the back shaft [38] that pin fork [28] is contained in bracing frame, one end has bearing to contact with big cam [2], the other end is pressed on the axle sleeve of punch block fork, and back-moving spring [39] is arranged between its axle sleeve and the back shaft [37];
C, dials assembling comprise dials [7], dials seat [32], ring gear [22] is arranged on the dials, adorn two centering on the dials seat and adjust piece [8] and the eccentric piece [9] of adjusting, three are mutually 120 °, adjust on the piece bearing is housed, the dials seam contacts with adjusting the piece bearing surface, on dials and the contacted end face of dials seat needle bearing is housed;
D, self-locking safety mechanism comprises: vertical shaft [6], gear [11], cam [31], elevating arc [17], clutch crank [14], ratchet [15], ratchet [16], pawl base [40] and nylon jacket [20], gear [11] and cam [31] are contained on the vertical shaft, elevating arc [17], be contained on the elevating arc axle [34], clutch crank [14] is articulated on the support shaft [51], one end contacts with cam, the other end is pressed on the pawl base, nylon jacket is contained on the worm shaft [19], elevating arc one end and gear [11] engagement, the hinged projection sphere of the other end can with the clutch of nylon jacket groove, ratchet and worm gear are fixed together and the worm-wheel shaft cunning is joined, ratchet is contained on the pawl base [40], pawl base is contained on the worm-wheel shaft, on the worm-wheel shaft of pawl base and ratchet adjacent face the applanation bearing is housed.
2, according to right 1 described novel sewing machine, it is characterized in that the clamp mechanism on it comprises the clamp axle [41] that is contained on the bracing frame [30], positioning sleeve [42], axle sleeve [43], line transfer spring [44], line crossing bracket [45], clamp dish [46], cover [47] in the line ball spring, line ball spring [48], line ball spring overcoat [49], group [50] is revolved in line transfer, between positioning sleeve and the axle sleeve, the contact-making surface that line ball spring overcoat and line transfer are revolved between the group is the canine tooth shape, line transfer spring groove is arranged on the axle sleeve, and according to positioning sleeve, axle sleeve, the line transfer spring, line crossing bracket, the clamp dish, cover in the line ball spring, the line ball spring, line ball spring overcoat, line transfer is revolved the order string of group on the clamp axle.
3, novel sewing machine according to claim 1, it is characterized in that with the head spindle belt pulley mutually the small belt pulley of commissure be split, the distance between the two belt pulley sheets is adjustable.
4, novel sewing machine according to claim 1 is characterized in that being equipped with on the power motor frequency converter timing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278177 CN2527577Y (en) | 2001-12-12 | 2001-12-12 | New type seaming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278177 CN2527577Y (en) | 2001-12-12 | 2001-12-12 | New type seaming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2527577Y true CN2527577Y (en) | 2002-12-25 |
Family
ID=33681720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01278177 Expired - Fee Related CN2527577Y (en) | 2001-12-12 | 2001-12-12 | New type seaming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2527577Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337250A (en) * | 2015-11-09 | 2017-01-18 | 大冶市星云机电科技研究所 | Oscillating rod type cloth-pressing handle |
-
2001
- 2001-12-12 CN CN 01278177 patent/CN2527577Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337250A (en) * | 2015-11-09 | 2017-01-18 | 大冶市星云机电科技研究所 | Oscillating rod type cloth-pressing handle |
| CN106337250B (en) * | 2015-11-09 | 2017-10-20 | 大冶市星云机电科技研究所 | Oscillating rod type compress handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |