CN205954266U - Gauge needle dial plate locking device of flush joint machine - Google Patents
Gauge needle dial plate locking device of flush joint machine Download PDFInfo
- Publication number
- CN205954266U CN205954266U CN201620936548.1U CN201620936548U CN205954266U CN 205954266 U CN205954266 U CN 205954266U CN 201620936548 U CN201620936548 U CN 201620936548U CN 205954266 U CN205954266 U CN 205954266U
- Authority
- CN
- China
- Prior art keywords
- needle gage
- gauge needle
- spanner
- lock
- dial plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a gauge needle dial plate locking device of flush joint machine pulls hand shaft cover and fixes on the aircraft nose, on the aircraft nose is located to the gauge needle screw rod, and gauge needle screw rod and finger cam and the coaxial combination of gauge needle dial plate, when rotation gauge needle dial plate, finger cam and gauge needle screw rod rotate simultaneously, the backstitch spanner is fixed on pulling hand shaft, pull the centre of turning circle hole of hand shaft and gauge needle lock and pull the hole clearance fit that hand shaft overlaps, the retainer of gauge needle lock corresponds the tooth's socket of finger cam, when the tooth's socket changes to the central distance of gauge needle dial plate, make the gauge needle lock around pulling the certain angle of hand shaft swing, the gauge needle locking spring makes the gauge needle lock lean on to the finger cam, the spanner spring makes the backstitch spanner lean on the spacing portion to the gauge needle lock, the spacing portion of direct perhaps indirect contact gauge needle lock when the backstitch spanner is static, the retainer of gauge needle lock is at the contact of the vertical direction with gauge needle axis of screw finger cam. The utility model discloses reducible gauge needle adjusts the sky of back backstitch spanner and walks the stroke, makes the reaction of backstitch mechanism sensitive, improves work efficiency.
Description
Technical field
This utility model is related to a kind of needle gage dial plate locker of flat seam machine.
Background technology
Sewing according to clothing requires, and the needle gage dial plate needle gage turning flat seam machine will change, in order to avoid needle gage dial plate
Conjugate after vibrated, typically have locker.When doing reinforcing sewing, press and backstitch spanner, dress material will be round about
Mobile；Unclamp and backstitch spanner, dress material will move to positive direction, be repeated several times dress material and be just reinforced sewing several times.
In existing flat seam machine, locker is commonly used stage clip and is promoted ejector pin, and ejector pin pinnacle needle gage dial plate, or is further added by
Stir the unlocking apparatus of ejector pin.In a word, the force direction of lock is parallel with needle gage screw axis direction.
Needle gage dial plate is fixedly connected with needle gage screw rod, and needle gage screw rod is arranged on head, and needle gage cover for seat is fixed on head,
Needle pitch base is movably arranged in needle gage cover for seat endoporus, and the lower opening backstitching connecting rod is articulated to cloth feeding mechanism, backstitches the upper of connecting rod
Hole is articulated to needle pitch base, and the bulb of needle gage screw rod contacts the size of the position decision needle gage of needle pitch base cambered surface, withstands on centre
When needle gage be zero.Backstitch connecting rod during along seam to be pulled down by cloth feeding mechanism, the bulb of needle gage screw rod contacts the lower arc of needle pitch base cambered surface
Face, when needle gage screw rod screws out, the position of the bulb contact needle pitch base cambered surface of needle gage screw rod moves down, and needle gage just becomes big.
Spanner axle sleeve is fixed on head, backstitches the outer end that spanner is fixed on wrench shaft, and wrench shaft is interior with spanner axle sleeve
Hole clearance fit, backstitches the inner end that crank is fixed on wrench shaft, backstitches cam and is also secured at and backstitches on crank.Screw rod frame screw
It is fixed on head, screw rod is connected on screw rod frame, uses nut check.Extension spring connecting screw rod frame and cam.
When needle gage is maximum, the head of adjusting screw rod heads on and backstitches crank, makes cam cambered surface and boss leave certain interval.
When needle gage is to minor adjustment, backstitches connecting rod and be pulled up, boss is become larger with the gap of cam cambered surface, form sky when backstitching
Walk space.No matter in many big needle distances, when static, position is all minimum to cam, and the sky backstitching spanner with little needle gage when being backstitched walks stroke
Very greatly, backstitch movement response blunt, affect work efficiency.
Content of the invention
The purpose of this utility model is that the sky backstitching spanner with little needle gage when the current flat seam machine of solution is backstitched walks stroke greatly,
Movement response is blunt leads to ineffective technical problem for seam.
For realizing above utility model purpose, this utility model provides a kind of needle gage dial plate locker of flat seam machine, bag
Include head, needle gage dial plate, finger cam, needle gage screw rod, needle gage lock, needle gage snap, backstitch spanner, spanner spring, wrench shaft and spanner
Axle sleeve；
Described spanner axle sleeve is fixed on described head, described needle gage screw rod on described head, described needle gage screw rod
With described finger cam and needle gage dial plate coaxial combination, when rotating described needle gage dial plate, described finger cam and described needle gage screw rod
Rotate simultaneously；
The described spanner that backstitches is fixed on described wrench shaft, rotating central hole and institute that described wrench shaft is locked with described needle gage
State the endoporus clearance fit of spanner axle sleeve, the teeth groove of the corresponding described finger cam of retainer of described needle gage lock, when described teeth groove arrives
When the distance at needle gage dial plate center changes, described needle gage lock is made to swing certain angle, described needle gage lock around described wrench shaft
Spring makes described needle gage lock against to described finger cam, described spanner spring make described in backstitch the limiting section that spanner is close to described needle gage lock,
Described backstitch spanner static when directly or indirectly contact the limiting section of described needle gage lock, the retainer of described needle gage lock with
The vertical direction of described needle gage screw axis contacts described finger cam.
Further, described finger cam includes some described teeth groove, and each described teeth groove is located at around the revolution of described finger cam
On the curved surface at center, the distance of each described teeth groove to the described centre of gyration gradually becomes along a direction in angular regions
Change, do not exist between described finger cam and described needle gage dial plate and relatively rotate.
Further, described needle gage lock includes retainer and limiting section, and described needle gage lock can swing around its hole；
Described retainer snaps in each described teeth groove, backstitches spanner described in described limiting section contact.
Compared with prior art, the beneficial effects of the utility model are：
No matter where needle gage dial plate goes to this utility model, backstitches spanner and swings very little angle, cam just can contact
To backstitching connecting rod, then drive cloth feeding mechanism, the sky backstitching spanner after decreasing needle gage regulation walks stroke, make to backstitch mechanism's reaction
Sensitive, improve work efficiency.
Brief description
Fig. 1 is exploded perspective view of the present utility model；
Fig. 2 is front view of the present utility model；
Fig. 3 is right view of the present utility model.
In figure, 1- first sealing ring, 2- needle gage screw rod, 3- finger cam, 4- first stage clip, 5- needle gage dial plate, 6- first spiral shell
Nail, 7- needle gage is locked, 8- wrench shaft, 9- cushion plugs, 10- second screw, and 11- backstitches spanner, 12- the 3rd screw, 13- spanner spring,
14- limiting plate, 15- needle gage snap, 16- second sealing ring, 17- spanner axle sleeve, 18- first nut, 19- the 4th screw, 20-
Five screws, 21- backstitches crank, 22- the 6th screw, 23- cam, and 24- backstitches connecting rod, 25- jump ring, 26- needle pitch base, 27- needle gage
Cover for seat, 28- the 7th screw, 100- casing, A- bulb, B- needle pitch base cambered surface, C- teeth groove, D- retainer, E- keyway, on F- connecting rod
Hole, G- boss, H- cam cambered surface, J- connecting rod lower opening, K- needle gage snap hook part, L- needle gage snap draw-in groove, M- needle gage lockhole, N- limits
Position portion, O- limiting plate limiting section, P- spanner spring hook part, Q- spanner spring hole, R- needle gage screw.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As Figure 1-3, the needle gage dial plate locker of flat seam machine of the present utility model, backstitches spanner 11 and is fixed on spanner
Axle 8 outer end, wrench shaft 8 inner end passes through spanner spring 13, the rotating central hole M of needle gage lock 7, needle gage snap 15, with spanner axle sleeve 17
Endoporus clearance fit, backstitches crank 21 left hole and is fixed on wrench shaft 8 inner end, and cam 23 is fixed on and backstitches crank 21 right hole.Backstitch
The upper hole of connecting rod 24 is movably connected on the left of needle pitch base 26, and needle pitch base 26 clearance fit is arranged on the right side of the column of head 100
In needle gage cover for seat 27 hole, as shown in Figure 3.The inboard setting finger cam 3 of needle gage dial plate 5, with the first screw 6 by needle gage dial plate 5, tooth
Cam 3, needle gage screw rod 2 are assembled into assembly and are screwed in the needle gage screw R in head 100 front.When turning needle gage dial plate 5, finger cam
3rd, needle gage screw rod 2 rotates simultaneously, and being screwed to needle gage during bottom is zero, cambered surface H of cam 23 and needle gage connecting rod 24 boss G when needle gage is maximum
There is appropriate gap.Several teeth of finger cam 3 are distributed along on the involute of the centre of gyration, as shown in figure 3, needle gage lock 7
The teeth groove C of the corresponding finger cam 3 of retainer D, the distance of teeth groove during big needle distance to needle gage dial plate 5 center is near, and needle gage snap 15 makes
To finger cam, spanner spring 13 makes to backstitch spanner 11 and is close to needle gage lock 7 needle gage lock against, backstitch spanner static when contact pin away from lock 7,
Needle gage lock 7 contacts finger cam 3 in the vertical direction with needle gage screw rod 2 axis, and needle gage dial plate will not automatic shift.Needle gage reduces
When, along cambered surface B to middle slip, needle gage connecting rod 24 is pulled up bulb A, and now needle gage lock 7 swings certain angle around backstitching axle 8
Degree, backstitches spanner 11 with needle gage lock 7 swing equal angular, cambered surface H is also lifted up keeping suitable gap with boss G.
The column front of head 100 is provided with spanner axle sleeve 17, needle gage screw R, the column right flank setting of head 100
There is needle gage cover for seat 27, as shown in figure 3, being provided with the second sealing ring 16 in spanner axle sleeve 17, as shown in Figure 1.Needle gage screw rod 2 with
First sealing ring 1, finger cam 3, the first stage clip 4, needle gage dial plate 5, the first screw 6 are assembled into assembly and are screwed in needle gage screw R.Turn
During dynamic needle gage dial plate 5, finger cam 3, needle gage screw rod 2 rotate simultaneously, and the first stage clip 4 is by finger cam 3 all the time against head 100.With
Second screw 10 will backstitch spanner 11 and be fixed on wrench shaft 8 outer end, and wrench shaft 8 inner end passes through spanner spring 13, the revolution of needle gage lock 7
Centre bore M, needle gage snap 15, with spanner axle sleeve 17 endoporus clearance fit.Needle gage snap hook part K catches on the needle gage lock of needle gage lock 7
Spring draw-in groove L, spanner spring hook part P pierces into spanner spring hole Q.With the 6th screw 22, wrench shaft 8 inner end is fixed on and backstitches crank 21 left side
Hole, makes to backstitch axle 8 and can not move axially, be fixed on cam 23 with the 5th screw 20 and backstitch crank 21 right hole.Needle pitch base 26 is lived
In dynamic cooperation needle gage cover for seat 27 hole of setting on the right side of the column of head 100, tighten the 7th screw 28, make needle pitch base 26 be unable to axle
To movement, the upper hole F backstitching connecting rod 24 is movably connected on the left of needle pitch base, installs jump ring 25, and lower opening J backstitching connecting rod 24 is lived
Be dynamically connected cloth feeding mechanism（In figure is not shown）.With the 3rd screw 12, limiting plate 14 is fixed on head 100 so as to block spanner
Spring 13 and the afterbody of needle gage snap 15；Needle gage be zero, retainer D just off teeth groove C when, limiting plate limiting section O contact pin
Limiting section N away from lock 7.
The teeth groove C of the corresponding finger cam 3 of retainer D of needle gage lock 7, when rotating needle gage dial plate 5, teeth groove C is to needle gage dial plate 5
The distance at center changes, and makes needle gage lock 7 and swings certain angle around backstitching axle 8, it is convex that needle gage snap 15 makes needle gage lock 7 be close to tooth
Wheel 3, spanner spring 13 makes to backstitch spanner 11 and is close to needle gage lock 7.It is provided with the 4th screw 19 and nut on the limiting section N of needle gage lock 7
18, be provided with cushion plugs 9 on backstitching spanner 11, backstitch spanner 11 static when cushion plugs 9 contact the head of the 4th screw 19.
Therefore, needle gage dial plate 5 will not rotate because of by machine vibration.Metering needle away from when, stir counterclockwise needle gage lock 7, make stop
It is rotated further by needle gage dial plate 5 after the teeth groove C of portion D disengaging finger cam 3.Teeth groove during maximum needle gage is to the distance at needle gage dial plate 5 center
Recently, now adjust the 4th screw 19, make cambered surface H of cam 23 and the boss G of needle gage connecting rod 24 leave appropriate gap, use nut
18 lockings.When rotating clockwise needle gage dial plate 5 and adjusting to little needle gage, bulb A is along needle pitch base cambered surface B to middle slip, needle gage
Connecting rod 24 is pulled up, and the distance at teeth groove C to needle gage dial plate 5 center becomes big simultaneously, makes needle gage lock 7 counterclockwise around backstitching axle 8
Swing certain angle, backstitch spanner 11 with needle gage lock 7 swing equal angular, cam 23 is also lifted up with boss G.Backstitch spanner
11 counter-clockwise swing very little Angular cam 23 just can touch boss G, then drives cloth feeding mechanism, reduces when little needle gage backstitches
The sky of seam spanner 11 walks stroke, makes to backstitch movement response sensitive.
During work, no matter where needle gage dial plate 5 goes to, and backstitches spanner 11 and swings very little Angular cam 23 and just can contact
To backstitching connecting rod, then drive cloth feeding mechanism, decrease and backstitch the sky of spanner 11 after needle gage is adjusted and walk stroke, make to backstitch mechanism anti-
Should be sensitive, improve work efficiency.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description with new technical scope it is necessary to determine its technology according to right
Property scope.
Claims (3)
1. flat seam machine needle gage dial plate locker it is characterised in that include head, needle gage dial plate, finger cam, needle gage screw rod,
Needle gage lock, needle gage snap, backstitch spanner, spanner spring, wrench shaft and spanner axle sleeve；
Described spanner axle sleeve is fixed on described head, described needle gage screw rod on described head, described needle gage screw rod and institute
State finger cam and needle gage dial plate coaxial combination；
The described spanner that backstitches is fixed on described wrench shaft, the rotating central hole that described wrench shaft and described needle gage are locked and described pull
The endoporus clearance fit of handss axle sleeve, the teeth groove of the corresponding described finger cam of retainer of described needle gage lock, when described teeth groove is to needle gage
When the distance at dial plate center changes, described needle gage lock is made to swing certain angle around described wrench shaft, described needle gage snap makes
Described needle gage lock against to described finger cam, described spanner spring make described in backstitch the limiting section that spanner is close to described needle gage lock, in institute
State backstitch spanner static when directly or indirectly contact the limiting section of described needle gage lock, the retainer of described needle gage lock with described
The vertical direction of needle gage screw axis contacts described finger cam.
2. flat seam machine as claimed in claim 1 needle gage dial plate locker it is characterised in that described finger cam include some
Described teeth groove, on the curved surface around the described finger cam centre of gyration, each described teeth groove is in described revolution for each described teeth groove
The distance of the heart gradually changes along a direction in angular regions, does not deposit between described finger cam and described needle gage dial plate
Relatively rotating.
3. the needle gage dial plate locker of flat seam machine as claimed in claim 2 is it is characterised in that described needle gage lock includes stop
Portion and limiting section, described needle gage lock can swing around its hole；
Described retainer snaps in each described teeth groove, backstitches spanner described in described limiting section contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620936548.1U CN205954266U (en) | 2016-08-25 | 2016-08-25 | Gauge needle dial plate locking device of flush joint machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620936548.1U CN205954266U (en) | 2016-08-25 | 2016-08-25 | Gauge needle dial plate locking device of flush joint machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205954266U true CN205954266U (en) | 2017-02-15 |
Family
ID=57978071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620936548.1U Withdrawn - After Issue CN205954266U (en) | 2016-08-25 | 2016-08-25 | Gauge needle dial plate locking device of flush joint machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205954266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780060A (en) * | 2016-08-25 | 2018-03-09 | 浙江美机缝纫机有限公司 | The needle gage dial plate locker of flat seam machine |
-
2016
- 2016-08-25 CN CN201620936548.1U patent/CN205954266U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107780060A (en) * | 2016-08-25 | 2018-03-09 | 浙江美机缝纫机有限公司 | The needle gage dial plate locker of flat seam machine |
| CN107780060B (en) * | 2016-08-25 | 2022-12-23 | 浙江美机缝纫机有限公司 | Needle gauge dial plate locking device of lockstitch sewing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170215 Effective date of abandoning: 20221223 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170215 Effective date of abandoning: 20221223 |