CN106676760A - Feeding transmission mechanism of chain type button sewing machine - Google Patents
Feeding transmission mechanism of chain type button sewing machine Download PDFInfo
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- CN106676760A CN106676760A CN201710068372.1A CN201710068372A CN106676760A CN 106676760 A CN106676760 A CN 106676760A CN 201710068372 A CN201710068372 A CN 201710068372A CN 106676760 A CN106676760 A CN 106676760A
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- gear
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- chain type
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B3/00—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing
- D05B3/12—Sewing apparatus or machines with mechanism for lateral movement of the needle or the work or both for making ornamental pattern seams, for sewing buttonholes, for reinforcing openings, or for fastening articles, e.g. buttons, by sewing for fastening articles by sewing
- D05B3/22—Article-, e.g. button-, feed mechanisms therefor
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- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention provides a feeding transmission mechanism of a chain type button sewing machine, and belongs to the technical field of machines. The problems that due to the fact that an existing chain type button sewing machine adopts worm gear transmission for decreasing speed, abrasion is likely to be caused, the transmission gap is large, and the service life is short are solved. The feeding transmission mechanism of the chain type button sewing machine comprises a speed reduction transmission shaft, a lower shaft bevel gear, a transmission bevel gear, a speed reduction transmission gear and a feeding transmission gear, the lower shaft bevel gear is fixed to a lower shaft, both the transmission bevel gear and the speed reduction transmission gear are fixed to the speed reduction transmission shaft, the lower shaft bevel gear and the transmission bevel gear are meshed, and the feeding transmission gear is fixed to a cam shaft and is in transmission connection with the speed reduction transmission gear. Two-stage speed reduction transmission is set between the lower shaft and the cam shaft through the feeding transmission mechanism, so that the transmission ratio of single-stage transmission can be lowered, abrasion is not likely to be caused, the transmission gap of a machine is lowered, meanwhile, noise and vibration are reduced, the running performance is stable, the button sewing performance is ensured, and the service life is prolonged.
Description
Technical field
The invention belongs to field of mechanical technique, is related to a kind of securing member, the feeding transmission of particularly a kind of chain type buttonhole machine
Mechanism.
Background technology
Button-sewing machine is special automatic sewing type, completes the staple of regular shape button and has " nail, drop " sewer
The operation of skill, such as follows closely trade mark, label, cap.Two kinds of the stitching of button-sewing machine point：Single thread chain stitch (No. 107 stitchings) and lock
Formula stitching (No. 304 stitchings), a large amount of wide button-sewing machines in face generally adopt single thread chain stitch.
Current existing button-sewing machine, such as Chinese patent application (application number：200920116349.6) disclose a kind of single needle
Chain type buttonhole machine, it includes that needle bar, needle bar bar, button clamp the feed eccentric on component, worm screw, worm gear and turbine wheel shaft, send in front and back
Material cam, left and right feeding cam, brake cam component, lower axle, worm screw adopt parameter for：Modulus m=1.6, head number z=1, helical pitch
A=20 ° of P=5.024, pressure angle, helixangleβ=4 ° 56 ', left-handed, left and right feeding cam and in front and back feeding cam all press 20 ° one
Section one week 360 ° make 18 section actions altogether.And for example Chinese patent application (application number：96121017.6) disclosed in chain-type stitch turn round
Knot manufacturing process and chain sitch sewing machine, it is also using Worm Wheel System mode.Existing single line chain type buttonhole machine
Feed mechanism reducing gear uses Worm Wheel System reduction of speed, although mechanism is simple compact, because worm and gear is
Frictionally being driven, worm and gear material be one be steel one be copper alloy, easily cause worm gear abrasion, and, both
Gear ratio is larger, and machine is increased with a period of time drive gap, and noise vibration increases, while feeding gap also increases, affects nail
Button performance, has a strong impact on machine service life.
The content of the invention
The purpose of the present invention is there are the problems referred to above for existing technology, it is proposed that a kind of feeding of chain type buttonhole machine is passed
Motivation structure, the technical problem to be solved is：How to reduce drive gap, it is ensured that nail catcher performance, increase the service life.
The purpose of the present invention can be realized by following technical proposal：A kind of feeding drive mechanism of chain type buttonhole machine, chain
Formula button-sewing machine includes chassis base, lower axle, longitudinal feeding cam, horizontal feeding cam and cross feeding cam, and the lower axle turns
It is dynamic to be connected on chassis base, it is characterised in that longitudinal feeding cam, horizontal feeding cam and cross feeding cam lead to
Cross same cam axle to be connected on chassis base, the feeding drive mechanism include deceleration transmission axle, lower shaft bevel gears,
Drive bevel gear, under drive gear and feeding travelling gear, the lower shaft bevel gears are fixed in lower axle, the transmission cone tooth
Wheel and under drive gear are each attached on deceleration transmission axle, and the lower shaft bevel gears are intermeshed with the drive bevel gear,
The feeding travelling gear is fixed on the camshaft and is connected with the under drive gear.
Lower axle is connected with the drive shaft on button-sewing machine, and drive shaft can drive lower axle to rotate, the lower axle being fixed in lower axle
Bevel gear drives drive bevel gear to rotate, and drive bevel gear is coaxially fixed on deceleration transmission axle with drive gear
, thus under drive gear can with deceleration transmission axle rotate and rotating speed is identical with drive bevel gear, under drive gear and
Feeding travelling gear is connected can drive feeding travelling gear to rotate.This feeding drive mechanism by deceleration transmission axle and
The design of the drive bevel gear and under drive gear that are fixed on deceleration transmission axle, and gear drive is all to adopt to be made of a steel
, the big abrasion of steel hardness is little, so not easy to wear, life-span length.2 grades of biographies of slowing down will be set between lower axle and camshaft simultaneously
It is dynamic such that it is able to reduce the gear ratio of single-stage driving, and total gear ratio keeps constant, is further ensured that not easy to wear, reduction
The drive gap of machine, while also reducing noise and vibration, behavior in service is more steady, it is ensured that nail catcher performance, extends
Service life.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, the feeding drive mechanism also includes transition power transmission shaft,
Be connected with transition gear on the transition power transmission shaft, the transition gear respectively with drive gear and feeding travelling gear phase
The rotation direction of engagement, the under drive gear and feeding travelling gear is contrary.Lower shaft bevel gears drive drive bevel gear to turn
It is dynamic, and drive bevel gear is coaxially fixed on deceleration transmission axle with drive gear, therefore under drive gear can
Rotate with deceleration transmission axle and rotating speed is identical with drive bevel gear, under drive gear and transition gear engaged transmission, transition tooth
Wheel is engaged simultaneously and with feeding travelling gear, so that realizing 2 grades of deceleration transmission between lower axle and camshaft, can reduce list
The gear ratio of level transmission, and total gear ratio keeps constant, while transition gear functions only as transition transmission and conversion direction is made
With so that transmission it is more stable, it is not easy to wear between each gear, reduce the drive gap of machine, while also reduce noise and
Vibration, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
Biography in the feeding drive mechanism of above-mentioned chain type buttonhole machine, between the lower shaft bevel gears and drive bevel gear
Move than identical with the gear ratio between under drive gear and feeding travelling gear.It is lower between shaft bevel gears and drive bevel gear
Gear ratio between gear ratio and under drive gear and feeding travelling gear be set to it is identical, therefore, it is possible to greatest extent
The gear ratio of single-stage driving is reduced, is further ensured that each gear member is not easy to wear, the drive gap of machine is reduced, while also subtracting
Little noise and vibration, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
Biography in the feeding drive mechanism of above-mentioned chain type buttonhole machine, between the lower shaft bevel gears and drive bevel gear
Dynamic ratio and the gear ratio between under drive gear and feeding travelling gear are 1：4.Above-mentioned gear ratio is arranged can be maximum
The gear ratio of the reduction single-stage driving of limit, is further ensured that each gear member is not easy to wear, reduces the drive gap of machine, together
When also reduce noise and vibration, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, the lower axle is arranged in a mutually vertical manner with the camshaft,
The camshaft, deceleration transmission axle and transition power transmission shaft are arranged in parallel, and the camshaft and transition power transmission shaft are in level side
Upwards highly consistent, deceleration transmission axle position height between the camshaft and transition power transmission shaft and in the horizontal direction
Degree is less than the camshaft and transition power transmission shaft.Deceleration transmission axle is arranged between camshaft and transition power transmission shaft and in level side
Height upwards is less than camshaft and transition power transmission shaft so that the space layout between three can be more compact, will not occur
Interfere, drive gap is further reduced from space layout, also reduce noise and vibration, behavior in service is more steady, protect
Nail catcher performance has been demonstrate,proved, service life has been extended.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, the two ends of the deceleration transmission axle are respectively provided with the ring of protrusion
Shape convex edge, offers deceleration axis hole on the inwall of the chassis base both sides, axle sleeve one, the axle sleeve are provided with the deceleration axis hole
There is annular flange one on one and the annular flange one is resisted against the edge of deceleration axis hole, the two ends of the deceleration transmission axle
Rotation be located in the axle sleeve one and the convex annular along the annular flange one with axle sleeve one against.Annular on axle sleeve one is turned over
The design on the convex annular edge on side one and deceleration transmission axle, can realize spacing on deceleration transmission axle axial direction, prevent from running
There is the play of axial direction in deceleration transmission axle in journey, so that between drive bevel gear and lower shaft bevel gears and deceleration transmission
Will not shift abrasion between gear and feeding travelling gear, reduce further the gap of transmission, also reduce noise and
Vibration, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, described transition power transmission shaft one end is fixed on chassis base
On the wall of side, the other end is free end, has axle journal, the free end of the transition power transmission shaft on the free end of the transition power transmission shaft
Fixing hole is further opened with end face, screw is equipped with the fixing hole, the transition gear is rotatably connected on transition power transmission shaft
Free end on and it is spacing by screw and axle journal.Transition power transmission shaft one end is fixed on chassis base, and free end is vacantly to set
Put, reduce the length of transition power transmission shaft, the compactedness of space arrangement is more preferable, and transition gear is rotatably connected on free end and leads to
Cross axle journal and screw is spacing, function only as transition transmission, conversion direction effect, good operation stability can further reduce passing
Dynamic gap, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, on the inwall of the chassis base both sides camshaft is offered
Hole, is provided with axle sleeve two in the camshaft hole, the two ends of the camshaft are located in axle sleeve two, has ring on the axle sleeve two
Shape flange two and the annular flange two are resisted against the edge of camshaft hole, longitudinal feeding cam and horizontal feeding cam
It is fixed on camshaft and near the side inwall of chassis base, the cross feeding cam is fixed on camshaft and near machine
The opposite side inwall of shell base, has outwardly annular gear edge, the cross feeding cam on longitudinal feeding cam
Upper have an outwardly annular boss, the annular gear edge and annular boss can respectively with respective side wall on axle sleeve two
Annular flange two against.The annular gear that annular flange two and longitudinal feeding cam are protruded above on axle sleeve two is convex along, cross feeding
The matching design of the annular boss that wheel is protruded above, can effectively prevent the sideslip of axle sleeve two, it is ensured that the stability of camshaft operation, from
And ensure the abrasion that will not shift between feeding travelling gear and under drive gear, the gap of transmission is reduce further,
Noise and vibration are also reduced, behavior in service is more steady, it is ensured that nail catcher performance, extend service life.
In the feeding drive mechanism of above-mentioned chain type buttonhole machine, the edge of the deceleration axis hole and camshaft hole is all provided with
There is counterbore, the annular flange one and annular flange two can be embedded in corresponding counterbore and be resisted against the bottom surface of correspondence counterbore
On, the annular flange one and annular flange two flush with the edge of the counterbore.Annular flange one and the annular energy of flange two
Enough it is embedded in corresponding counterbore and flushes with the edge of counterbore, it is ensured that the fluency that camshaft and deceleration transmission axle are rotated.
Compared with prior art, the feeding drive mechanism of this chain type buttonhole machine has advantages below：1st, by deceleration transmission
The design of axle and the drive bevel gear being fixed on deceleration transmission axle and under drive gear, will set between lower axle and camshaft
It is set to 2 grades of deceleration transmission such that it is able to reduce the gear ratio of single-stage driving, and total gear ratio keeps constant, not easy to wear, drop
The low drive gap of machine, while also reducing noise and vibration, behavior in service is more steady, it is ensured that nail catcher performance, prolongs
Service life is grown.2nd, the structure design of axle sleeve one and axle sleeve two so that between drive bevel gear and lower shaft bevel gears, feeding pass
Will not shift abrasion between moving gear and under drive gear and between under drive gear and feeding travelling gear,
The gap of transmission is reduce further, noise and vibration is also reduced, behavior in service is more steady, it is ensured that nail catcher performance, prolonged
Service life is grown.
Description of the drawings
Fig. 1 is the structure chart that the feeding drive mechanism of this chain type buttonhole machine is arranged on chassis base
Fig. 2 is the structure chart of the feeding drive mechanism of this chain type buttonhole machine.
In figure, 1, chassis base；1a, deceleration axis hole；1b, camshaft hole；2nd, lower axle；3rd, longitudinal feeding cam；4th, laterally
Feeding cam；5th, cross feeding cam；6th, camshaft；7th, deceleration transmission axle；7a, convex annular edge；8th, lower shaft bevel gears；9th, it is driven
Bevel gear；10th, under drive gear；11st, feeding travelling gear；12nd, transition power transmission shaft；13rd, transition gear；14th, axle sleeve one；
14a, annular flange one；15th, screw；16th, axle sleeve two；16a, annular flange two.
Specific embodiment
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in figure 1, chain type buttonhole machine includes chassis base 1, lower axle 2, longitudinal feeding cam 3, the and of horizontal feeding cam 4
Cross feeding cam 5, lower axle 2 is rotatably connected on chassis base 1, and longitudinal feeding cam 3, horizontal feeding cam 4 and cross send
Material cam 5 is rotatably connected on chassis base 1 by same camshaft 6.
As shown in Figure 1-2, this feeding drive mechanism includes deceleration transmission axle 7, lower shaft bevel gears 8, drive bevel gear 9, subtracts
Fast travelling gear 10, feeding travelling gear 11 and transition power transmission shaft 12, lower shaft bevel gears 8 are fixed in lower axle 2, drive bevel gear
9 and under drive gear 10 be each attached on deceleration transmission axle 7, lower shaft bevel gears 8 are intermeshed with drive bevel gear 9, feeding
Travelling gear 11 is fixed on camshaft 6, is connected with transition gear 13 on transition power transmission shaft 12, transition gear 13 respectively with deceleration
Travelling gear 10 and feeding travelling gear 11 are meshed.Lower axle 2 is connected with the drive shaft on button-sewing machine, and lower shaft bevel gears 8 drive
Drive bevel gear 9 is rotated, and under drive gear 10 can be rotated with deceleration transmission axle 7 and rotating speed is identical with drive bevel gear 9, together
When transition gear 13 function only as transition transmission and conversion direction effect so that transmission it is more stable so that lower axle 2 with it is convex
2 grades of deceleration transmission are realized between wheel shaft 6, the gear ratio of single-stage driving can be reduced, and total gear ratio keeps constant, each gear
Between it is not easy to wear, reduce the drive gap of machine, while also reducing noise and vibration, behavior in service is more steady, it is ensured that
Nail catcher performance, extends service life.
Specifically, the gear ratio between lower shaft bevel gears 8 and drive bevel gear 9 is passed with drive gear 10 and feeding
Gear ratio between moving gear 11 is identical, in the present embodiment, the gear ratio between lower shaft bevel gears 8 and drive bevel gear 9 with subtract
Gear ratio between fast travelling gear 10 and feeding travelling gear 11 is 1:4.Single-stage driving can to greatest extent be reduced
Gear ratio, is further ensured that each gear member is not easy to wear, reduces the drive gap of machine, while also reducing noise and shaking
Dynamic, behavior in service is more steady, it is ensured that nail catcher performance, extends service life.
As shown in figure 1, lower axle 2 is arranged in a mutually vertical manner with camshaft 6, camshaft 6, deceleration transmission axle 7 and transition power transmission shaft
12 is arranged in parallel, camshaft 6 and transition power transmission shaft 12 in the horizontal direction highly consistent, and deceleration transmission axle 7 is located at institute
State between camshaft 6 and transition power transmission shaft 12 and height in the horizontal direction be less than camshaft 6 and transition power transmission shaft 12 so that
Space layout between three can be more compact, will not interfere, and drive gap is further reduced from space layout.
The two ends of deceleration transmission axle 7 are respectively provided with the convex annular of protrusion and offer deceleration along 7a, the both sides inwall of chassis base 1
Axis hole 1a, is provided with axle sleeve 1 in deceleration axis hole 1a, have the annular 14a of flange one on axle sleeve 1 and the annular 14a of flange one is supported
Lean against the edge of deceleration axis hole 1a, the two ends of deceleration transmission axle 7 rotate and are located in axle sleeve 1 and convex annular is along 7a and axle
Cover one 14 14a of annular flange one against, can realize spacing on the axial direction of deceleration transmission axle 7, prevent from slowing down in running
There is axial play in power transmission shaft 7, so that between drive bevel gear 9 and lower shaft bevel gears 8 and under drive gear 10
Will not shift abrasion between feeding travelling gear 11, reduce further the gap of transmission.
Camshaft hole 1b is offered on the both sides inwall of chassis base 1, axle sleeve 2 16, camshaft 6 are provided with camshaft hole 1b
Two ends be located in axle sleeve 2 16, there is the annular 16a of the flange two and annular 16a of flange two is resisted against camshaft on axle sleeve 2 16
The edge of hole 1b, longitudinal feeding cam 3 and horizontal feeding cam 4 are fixed on camshaft 6 and near the side of chassis base 1
Inwall, cross feeding cam 5 is fixed on camshaft 6 and near the opposite side inwall of chassis base 1, on longitudinal feeding cam 3
With outwardly annular gear edge, there is outwardly annular boss, annular gear edge and convex annular on cross feeding cam 5
Platform can respectively with respective side wall on axle sleeve 2 16 the 16a of annular flange two against, can effectively prevent the sideslip of axle sleeve 2 16,
Ensure the stability of the operation of camshaft 6, so as to ensure will not occur between feeding travelling gear 11 and under drive gear 10 partially
Abrasion is moved, the gap of transmission is reduce further.
The edge of deceleration axis hole 1a and camshaft hole 1b is equipped with counterbore, the 14a of annular flange one and the annular 16a of flange two
Can be embedded in corresponding counterbore and be resisted against on the bottom surface of correspondence counterbore, the 14a of the annular flange one and annular 16a of flange two with sink
The edge in hole flushes, it is ensured that the fluency that camshaft 6 and deceleration transmission axle 7 are rotated.
The one end of transition power transmission shaft 12 is fixed on the side wall of chassis base 1, and the other end is free end, and free end is vacantly to set
Put, reduce the length of transition power transmission shaft 12, the compactedness of space arrangement is more preferable.There is axle on the free end of transition power transmission shaft 12
Neck, is further opened with fixing hole in the free end end face of transition power transmission shaft 12, screw 15,13 turns of transition gear are equipped with fixing hole
It is dynamic to be connected on the free end of transition power transmission shaft 12 and spacing by screw 15 and axle journal, function only as transition transmission, conversion side
To effect, good operation stability.
Specific embodiment described herein is only explanation for example spiritual to the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications to described specific embodiment or supplement or replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (9)
1. a kind of feeding drive mechanism of chain type buttonhole machine, chain type buttonhole machine includes chassis base (1), lower axle (2), longitudinal feeding
Cam (3), horizontal feeding cam (4) and cross feeding cam (5), the lower axle (2) is rotatably connected on chassis base (1),
Characterized in that, longitudinal feeding cam (3), horizontal feeding cam (4) and cross feeding cam (5) are convex by same
Wheel shaft (6) is rotatably connected on chassis base (1), and the feeding drive mechanism includes deceleration transmission axle (7), lower shaft bevel gears
(8), drive bevel gear (9), under drive gear (10) and feeding travelling gear (11), the lower shaft bevel gears (8) are fixed on
In lower axle (2), the drive bevel gear (9) and under drive gear (10) are each attached on deceleration transmission axle (7), the lower axle
Bevel gear (8) is intermeshed with the drive bevel gear (9), and the feeding travelling gear (11) is fixed on the camshaft (6)
It is connected above and with the under drive gear (10).
2. the feeding drive mechanism of chain type buttonhole machine according to claim 1, it is characterised in that the feeding drive mechanism
Also include transition power transmission shaft (12), transition gear (13), the transition gear (13) are connected with the transition power transmission shaft (12)
It is meshed with drive gear (10) and feeding travelling gear (11) respectively, the under drive gear (10) and feeding are driven
The rotation direction of gear (11) is contrary.
3. the feeding drive mechanism of chain type buttonhole machine according to claim 1 and 2, it is characterised in that the lower axial cone tooth
Gear ratio and the biography between under drive gear (10) and feeding travelling gear (11) between wheel (8) and drive bevel gear (9)
Move than identical.
4. the feeding drive mechanism of chain type buttonhole machine according to claim 3, it is characterised in that the lower shaft bevel gears
(8) gear ratio and between drive bevel gear (9) and the transmission between under drive gear (10) and feeding travelling gear (11)
Than being 1:4.
5. the feeding drive mechanism of chain type buttonhole machine according to claim 2, it is characterised in that the lower axle (2) and institute
State camshaft (6) to be arranged in a mutually vertical manner, the camshaft (6), deceleration transmission axle (7) and transition power transmission shaft (12) are parallel to each other and set
Put, the camshaft (6) and transition power transmission shaft (12) in the horizontal direction highly consistent, the deceleration transmission axle (7) is located at
Height between the camshaft (6) and transition power transmission shaft (12) and in the horizontal direction is less than the camshaft (6) and transition
Power transmission shaft (12).
6. the feeding drive mechanism of chain type buttonhole machine according to claim 1 and 2, it is characterised in that the deceleration transmission
The two ends of axle (7) are respectively provided with the convex annular edge of protrusion, and on the inwall of chassis base (1) both sides deceleration axis hole (1a) is offered,
Axle sleeve one (14) is provided with the deceleration axis hole (1a), there is annular flange one (14a) and the ring on the axle sleeve one (14)
Shape flange one (14a) is resisted against the edge of deceleration axis hole (1a), the two ends of the deceleration transmission axle (7) rotate be located in it is described
In axle sleeve one (14) and the convex annular along the annular flange one (14a) with axle sleeve one (14) against.
7. the feeding drive mechanism of the chain type buttonhole machine according to claim 2 or 5, it is characterised in that the transition transmission
Axle (12) one end is fixed on the side wall of chassis base (1), and the other end is free end, the free end of the transition power transmission shaft (12)
It is upper that there is axle journal, fixing hole is further opened with the free end end face of the transition power transmission shaft (12), it is equipped with the fixing hole
Screw (15), the transition gear (13) is rotatably connected on the free end of transition power transmission shaft (12) and by screw (15) and axle
Neck is spacing.
8. the feeding drive mechanism of chain type buttonhole machine according to claim 6, it is characterised in that the chassis base (1)
Offer on the inwall of both sides in camshaft hole (1b), the camshaft hole (1b) and be provided with axle sleeve two (16), the camshaft (6)
Two ends are located in axle sleeve two (16), have annular flange two (16a) and the annular flange two on the axle sleeve two (16)
(16a) edge of camshaft hole (1b) is resisted against, longitudinal feeding cam (3) and horizontal feeding cam (4) are fixed on convex
On wheel shaft (6) and near the side inwall of chassis base (1), the cross feeding cam (5) is fixed on camshaft (6) and leans on
The opposite side inwall of nearly chassis base (1), with outwardly annular gear edge on longitudinal feeding cam (3), described ten
On word feeding cam (5) have outwardly annular boss, it is described annular gear edge and annular boss can respectively with respective side
The annular flange two (16a) of the axle sleeve two (16) on wall against.
9. the feeding drive mechanism of chain type buttonhole machine according to claim 8, it is characterised in that the deceleration axis hole (1a)
Counterbore is equipped with the edge of camshaft hole (1b), the annular flange one (14a) and annular flange two (16a) can be embedded in
In corresponding counterbore and it is resisted against on the bottom surface of correspondence counterbore, the annular flange one (14a) and annular flange two (16a) and institute
The edge for stating counterbore flushes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710068372.1A CN106676760A (en) | 2017-02-08 | 2017-02-08 | Feeding transmission mechanism of chain type button sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710068372.1A CN106676760A (en) | 2017-02-08 | 2017-02-08 | Feeding transmission mechanism of chain type button sewing machine |
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| Publication Number | Publication Date |
|---|---|
| CN106676760A true CN106676760A (en) | 2017-05-17 |
Family
ID=58859337
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710068372.1A Pending CN106676760A (en) | 2017-02-08 | 2017-02-08 | Feeding transmission mechanism of chain type button sewing machine |
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| Country | Link |
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| CN (1) | CN106676760A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113151941A (en) * | 2021-05-07 | 2021-07-23 | 南通宏泰机械制造有限公司 | Electronic cam system mechanism of spinning frame |
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| GB755690A (en) * | 1953-07-01 | 1956-08-22 | Benjamin Bronfman | Button feeding apparatus |
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