CN105734849B - Flush joint needle pitch regulating mechanism - Google Patents
Flush joint needle pitch regulating mechanism Download PDFInfo
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- CN105734849B CN105734849B CN201610270568.4A CN201610270568A CN105734849B CN 105734849 B CN105734849 B CN 105734849B CN 201610270568 A CN201610270568 A CN 201610270568A CN 105734849 B CN105734849 B CN 105734849B
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- needle
- needle gage
- stud
- gage
- limit
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/14—Needle-bar drives
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention provides a kind of flush joint needle pitch regulating mechanism, it includes the first rocking bar, one end of first rocking bar is equipped with the fixed rotation axis of axis, the other end of first rocking bar and one end, the one end of connection structure for backstitching connecting rod are hinged, the other end of connection structure and needle gage adjusting block are hinged, needle gage adjusting block is moved and is fixed under the control of needle gage adjustment portion, the one end for backstitching one end and swing seat far from the first rocking bar of connecting rod is hinged, the other end of swing seat drives feed spool to be rotated about axis, and the middle part of swing seat is equipped with the fixed rotation axis in position.The flush joint needle pitch regulating mechanism, it is compact-sized, the adjusting of big needle distance can be realized with this principle；Under the premise of guaranteeing that existing flush joint needle pitch is adjusted and the function of reinforcing seam is unaffected, noise when reinforcing seam is substantially reduced；With can remove existing adjuster after this mechanism, casing is also more succinct, reduces costs, improves sewing environment to a certain extent, optimizes sewing experience.
Description
Technical field
The present invention relates to a kind of flush joint needle pitch regulating mechanisms.
Background technique
Existing flush joint needle pitch regulating mechanism is realized by stud mandril and cam link, in order to facilitate the behaviour of people
Make, when realizing that electromagnet refunds seam (reinforcing seam) automatically, the formula that can collide between cam and mandril contact, to generate bright
Aobvious noise.
The purpose of the present invention is wishing that banning stud mandril adds the mechanism of cam link, so that it is universal to solve current flat seam machine
It existing the problem of refunding seam impact sound sound equipment, reduces costs, has not only been able to achieve the adjusting of needle gage, but also be able to achieve electromagnet reinforcing
Seam, and greatly reduce noise.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of flush joint needle pitchs to adjust machine
Structure, noise is big when for solving the problems, such as that existing flat seam machine refunds seam automatically.
In order to achieve the above objects and other related objects, the present invention provides a kind of flush joint needle pitch regulating mechanism, it includes
First rocking bar, one end of the first rocking bar are equipped with the fixed rotation axis of axis, the other end of the first rocking bar with backstitch connecting rod one end,
One end of connection structure is hinged, and the other end and needle gage adjusting block of connection structure are hinged, and needle gage adjusting block is in needle gage adjustment portion
Control is lower mobile simultaneously fixed, and the one end for backstitching one end and swing seat far from the first rocking bar of connecting rod is hinged, swing seat it is another
End drives feed spool to be rotated about axis, and the middle part of swing seat is equipped with the fixed rotation axis in position.
Preferably, connection structure includes connecting rod, the second rocking bar, one end of connecting rod and the first rocking bar with to backstitch connecting rod hinged
One end is hinged, and the other end of connecting rod and one end of the second rocking bar are hinged, and the other end and needle gage adjusting block of the second rocking bar are hinged.
Preferably, connection structure includes bracing wire, the both ends of bracing wire respectively with needle gage adjusting block, the first rocking bar and backstitch connecting rod
Hinged one end is hinged.
Preferably, needle gage adjusting block is located in sliding block sliding slot and can slide under the control of needle gage adjustment portion along sliding block sliding slot
And it is fixed, needle gage adjustment portion includes that the needle gage being threadedly coupled with needle gage adjusting block adjusts stud, and needle gage adjusts the separate needle of stud
One end away from adjusting block is fixedly connected with needle space standard plate, and the axis that needle gage adjusts stud is equal with the glide direction of needle gage adjusting block
Row, needle space standard plate drive needle gage to adjust stud and are rotated about axis, and needle gage adjusts and is cased with limit sleeve on stud, and limit sleeve limits needle gage
Adjust the movement of stud in the axial direction.
It is further preferred, it sets on the circumferential surface of needle gage adjusting stud there are two defining flange, limit sleeve is stuck in two limits
Between flange, limit sleeve and casing secure fit, needle gage adjust stud and are rotated about axis in limit sleeve.
Further preferred, limit sleeve and needle gage adjust and are equipped with sealing ring between stud.
Further preferably needle gage adjusts and is also cased with needle gage limit film on stud, and needle gage limit film is equipped with to be limited for needle gage
Sell across through-hole, needle space standard plate towards needle gage limit film one side be equipped with multiple limit holes, needle gage spacer pin includes across needle
Away from the inserting paragraph being inserted into after limit film in limit hole and positioned at needle gage limit film backwards to the restriction section of the side of needle space standard plate, limitation
The diameter of section is greater than the diameter of inserting paragraph.
Further preferred, needle gage spacer pin is equipped with spacer pin spring, spacer pin bullet far from the end of needle gage limit film
One end of spring is connect with the end of needle gage spacer pin, and the position of the other end of spacer pin spring is fixed.
Further preferably needle gage adjusts and is also cased with limit flat spring on stud, and limit flat spring is located at needle gage limit
Backwards to the side of needle space standard plate, the one end for limiting flat spring is pressed in needle gage limit film piece, limits the position of the other end of flat spring
Set fixation.
Preferably, needle gage adjustment portion includes that feeding adjusts stud, and one end that feeding adjusts stud passes through with needle gage adjusting block
The connection of shaft end screw, the other end that feeding adjusts stud are fixedly connected with needle space standard plate, and feeding adjusts the outer peripheral surface and machine of stud
Shell is threadedly engaged.
As described above, flush joint needle pitch regulating mechanism of the present invention, has the advantages that
The flush joint needle pitch regulating mechanism provides a kind of novel flush joint needle pitch regulative mode, compact-sized, uses
This principle can realize the adjusting of big needle distance；In the impregnable premise of function for guaranteeing that existing flush joint needle pitch is adjusted and reinforcing is stitched
Under, substantially reduce noise when reinforcing seam；With can remove existing adjuster after this mechanism, casing is also more succinct, drop
Low cost, improves sewing environment to a certain extent, optimizes sewing experience.
Detailed description of the invention
Fig. 1 is shown as the structural schematic diagram of the first embodiment of flush joint needle pitch regulating mechanism of the present invention.
Fig. 2 is shown as the structural schematic diagram of flush joint needle pitch regulating mechanism shown in FIG. 1.
Fig. 3 is shown as the cross-sectional view of flush joint needle pitch regulating mechanism shown in FIG. 1.
Fig. 4 is shown as the transmission schematic diagram of flush joint needle pitch regulating mechanism shown in FIG. 1.
Fig. 5 is shown as the structural representation of second of embodiment of the connection structure of flush joint needle pitch regulating mechanism of the present invention
Figure.
Fig. 6 to Fig. 7 is shown as second of embodiment of the needle gage adjustment portion of flush joint needle pitch regulating mechanism of the present invention
Structural schematic diagram.
Component label instructions
1 first rocking bar
2 connecting rods
3 backstitch connecting rod
4 second rocking bars
5 needle gage adjusting blocks
6 sliding block sliding slots
7 swing seats
8 feed spools
9 needle gages adjust stud
91 defining flanges
10 needle space standard plates
101 limit holes
11 limit sleeves
12 sealing rings
13 needle gage limit films
131 through-holes
14 needle gage spacer pins
141 inserting paragraphs
142 restriction sections
15 spacer pin springs
16 limit flat springs
The short oscillating deck of 17 feedings
The long oscillating deck of 18 feedings
19 feeding cranks
20 cam pins
21 sliding slot fixed blocks
The left pin of 22 swing seats
The right pin of 23 swing seats
24 connecting pins
25 bracing wires
26 feedings adjust stud
27 shaft end screws
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
Fig. 1 is please referred to Fig. 7.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
In the range of art content can cover.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
As shown in Figures 1 to 7, the present invention provides a kind of flush joint needle pitch regulating mechanism, it include the first rocking bar 1, first
One end of rocking bar 1 is equipped with the fixed rotation axis of axis, the other end of the first rocking bar 1 with backstitch one end of connecting rod 3, connection structure
One end is hinged, and the other end and needle gage adjusting block 5 of connection structure are hinged, and needle gage adjusting block 5 is moved down in the control of needle gage adjustment portion
It moves and fixes, the one end for backstitching separate first rocking bar 1 of connecting rod 3 and one end of swing seat 7 are hinged, the other end band of swing seat 7
Dynamic feed spool 8 is rotated about axis, and the middle part of swing seat 7 is equipped with the fixed rotation axis in position.Wherein, sliding block sliding slot 6 is set to cunning
On slot fixed block 21, sliding slot fixed block 21 and casing are relatively fixed.
As shown in figure 4, the adjustment of the position by needle gage adjusting block 5, changes connection structure close to needle gage adjusting block 5
The position of one end (changes DCEF to connect to change the first rocking bar 1, connection structure, the kinematic parameter backstitched between connecting rod 3
The kinematic parameter of linkage), the pivot angle for making and backstitching the hinged swing seat 7 of connecting rod 3 (i.e. AB bar) changes, and swing seat 7
It drives feed spool 8 to rotate, realizes the adjusting of needle gage.The needle gage regulating mechanism, is able to achieve the adjusting of big needle distance, and passes through needle gage
The variation of 5 position of adjusting block realizes that needle gage is adjusted, and needle gage will not generate the noise of part collision when adjusting, simple for structure tight
It gathers, under the premise of guaranteeing that existing flush joint needle pitch is adjusted and the function of reinforcing seam is unaffected, when substantially reducing reinforcing seam
Noise.
There are two types of embodiments for connection structure in flush joint needle pitch regulating mechanism of the invention.
The first embodiment is as shown in Figure 1 to Figure 3, and connection structure includes connecting rod 2, the second rocking bar 4, one end of connecting rod 2
One end hinged with connecting rod 3 is backstitched is hinged with the first rocking bar 1, and the other end of connecting rod 2 and one end of the second rocking bar 4 are hinged, and second
The other end and needle gage adjusting block 5 of rocking bar 4 are hinged.At this point, the first rocking bar 1 and connecting rod 2, backstitching connecting rod 3 and being cut with scissors by cam pin 20
It connects.The limit for refunding seam is realized by backstitching two limit collinear positions of connecting rod 3 and the second rocking bar 4, and is able to achieve and is just backstitched
The correspondence of needle gage.
As shown in figure 5, connection structure includes bracing wire 25, the both ends of bracing wire 25 are adjusted with needle gage second of embodiment respectively
Block 5, the first rocking bar 1 one end hinged with connecting rod 3 is backstitched are hinged.The structure is substituted in the first embodiment by bracing wire 25
Connecting rod 2, the second rocking bar 4, because when just stitching and backstitching state in coUinear state, therefore connecting rod 2, the second rocking bar 4 are
The process of switching is just entirely being backstitched with a bracing wire 25 is also achievable, and is playing the role of limit.
As shown in Figures 1 to 5, a kind of specific embodiment of needle gage adjustment portion is as follows.
Needle gage adjusting block 5 is located in sliding block sliding slot 6 and can slide and consolidate along sliding block sliding slot 6 under the control of needle gage adjustment portion
Fixed, needle gage adjustment portion includes that the needle gage being threadedly coupled with needle gage adjusting block 5 adjusts stud 9, and needle gage adjusts the separate needle gage of stud 9
One end of adjusting block 5 is fixedly connected with needle space standard plate 10, and needle gage adjusts the axis of stud 9 and the glide direction of needle gage adjusting block 5
Parallel, needle space standard plate 10 drives needle gage to adjust stud 9 and is rotated about axis, and needle gage adjusts and is cased with limit sleeve 11 on stud 9, limits
11 limitation needle gage of set adjusts the movement of stud 9 in the axial direction.Needle space standard plate 10 drives needle gage to adjust stud 9 and is rotated about axis,
It has been limited since needle gage adjusts the movement of stud 9 in axial direction, needle gage adjusting block 5 adjusts 9 turns of stud in needle gage
It can slide along sliding block sliding slot 6 when dynamic, to change the first rocking bar 1, connection structure, backstitch kinematic parameter between connecting rod 3, make
The pivot angle of the swing seat 7 hinged with connecting rod 3 is backstitched changes.
Limit sleeve 11 is by realizing that limitation needle gage adjusts the function that in axial direction moves of stud 9 with flowering structure.Needle gage
Adjust and set on the circumferential surface of stud 9 there are two defining flange 91, limit sleeve 11 is stuck between two defining flanges 91, limit sleeve 11 with
Casing secure fit, needle gage adjust stud 9 and are rotated about axis in limit sleeve 11.Wherein, limit sleeve 11 and needle gage adjust stud 9
Between be additionally provided with sealing ring 12.
When not needing the rotation of needle space standard plate 10, the locking of needle space standard plate 10 passes through needle gage limit film 13, needle gage spacer pin
14 realize, specific structure is as shown in figure 3, needle gage, which is adjusted, is also cased with needle gage limit film 13 on stud 9, and needle gage limit film 13 sets
There is the through-hole 131 passed through for needle gage spacer pin 14, needle space standard plate 10 is equipped with multiple limit holes towards the one side of needle gage limit film 13
101, needle gage spacer pin 14 includes the inserting paragraph 141 being inserted into limit hole 101 after needle gage limit film 13 and limits positioned at needle gage
For bit slice 13 backwards to the restriction section 142 of the side of needle space standard plate 10, the diameter of restriction section 142 is greater than the diameter of inserting paragraph 141.Not
When needle space standard plate 10 being needed to rotate, the inserting paragraph 141 of needle gage spacer pin 14 is located in the limit hole 101 of needle space standard plate 10, at this point,
Needle space standard plate 10 is not able to rotate；And when needing to rotate needle space standard plate 10, by needle gage limit film 13 to the side far from needle space standard plate 10
To pressing, the inserting paragraph 141 of needle gage spacer pin 14 is set to be detached from the limit hole 101 of needle space standard plate 10, needle space standard plate 10 can be free
Rotation.
In order to guarantee that needle gage spacer pin 14 can lock needle space standard plate 10 in the case where not by external force, needle gage spacer pin 14 is remote
End from needle gage limit film 13 is equipped with spacer pin spring 15, and one end of spacer pin spring 15 and the end of needle gage spacer pin 14 connect
It connects, the position of the other end of spacer pin spring 15 is fixed.In this way, the pressure that spacer pin spring 15 can give needle gage spacer pin 14 lasting
Power makes needle gage spacer pin 14 that can lock needle space standard plate 10 in the case where not by external force, and after needle space standard plate 10 is rotate in place,
Needle gage limit film 13 is unclamped, needle gage spacer pin 14 can also return back to insertion limit hole 101 under the action of spacer pin spring 15
State.
Needle gage adjusts and is also cased with limit flat spring 16 on stud 9, and limit flat spring 16 is located at needle gage limit film 13 backwards to needle
One end of side away from bidding quotation 10, limit flat spring 16 is pressed in needle gage limit film 13, limits the position of the other end of flat spring 16
Set fixation.The effect of limit flat spring 16 is that needle gage limit film 13, which is located at, to be leaned in the case where needle gage limit film 13 is not by external force
The inserting paragraph 141 of the extreme position of nearly needle space standard plate 10, needle gage spacer pin 14 is inserted into the limit hole 101 of needle space standard plate 10, needle
It is in the lock state away from bidding quotation 10.Meanwhile it being forced away from needle space standard plate 10 in needle gage limit film 13, after needle space standard plate 10 rotates,
Needle gage limit film 13 is unclamped, needle gage limit film 13 can be returned back under the action of limiting flat spring 16 close to the pole of needle space standard plate 10
Extreme position locks needle space standard plate 10 again.
As shown in Figure 6 to 7, another specific embodiment of needle gage adjustment portion is as follows.
Needle gage adjustment portion includes that feeding adjusts stud 26, and feeding adjusts one end of stud 26 and needle gage adjusting block 5 passes through axis
Screw 27 is held to connect, the other end that feeding adjusts stud 26 is fixedly connected with needle space standard plate 10, and feeding adjusts the periphery of stud 26
Face is threadedly engaged with casing.
Under this embodiment, needle space standard plate 10 drives the rotation of feeding adjusting stud 26, since feeding adjusts stud
26 are threadedly engaged with casing, and such feeding adjusts stud 26 and moves in casing along axis, to drive the shifting of needle gage adjusting block 5
It is dynamic, it changes the first rocking bar 1, connection structure, backstitch kinematic parameter between connecting rod 3, make and backstitch the hinged swing seat of connecting rod 3
7 pivot angle changes.
As shown in Figure 1 to Figure 3, the specific structure that swing seat 7 is connect with feed spool 8 is as follows.Swing seat 7 is separate to backstitch connecting rod
3 one end and one end of the short oscillating deck 17 of feeding are hinged, the other end of the short oscillating deck 17 of feeding and the one of the long oscillating deck 18 of feeding
End is hinged, and one end of the other end and feeding crank 19 of the long oscillating deck 18 of feeding is hinged, the other end of feeding crank 19 and feeding
Axis 8 is fixedly connected.Wherein, the rotation axis of swing seat 7 is by the left pin 22 of the swing seat for being fixed on 7 two sides of swing seat and the right pin of swing seat
23 compositions, swing seat 7 be it is U-shaped, the quantity of the short oscillating deck 17 of feeding is two, and the quantity of the long oscillating deck 18 of feeding is also two,
The short oscillating deck 17 of feeding, the long oscillating deck 18 of feeding are respectively positioned in the U-shaped space of swing seat 7, and the long oscillating deck 18 of two feedings is located at
Between the short oscillating deck 17 of two feedings, 18, two short oscillating decks 17 of feeding of the long oscillating deck of two feedings pass through a perforative company
Outbound 24 is hinged, and feeding crank 19 is cut with scissors between the long oscillating deck 18 of two feedings and simultaneously with the long oscillating deck 18 of two feedings
It connects.
Above-mentioned flush joint needle pitch regulating mechanism realizes that needle gage is adjusted by the movement of needle gage adjusting block 5, when needle gage is adjusted
The noise of part collision will not be generated, it is simple for structure compact, guarantee existing flush joint needle pitch adjusting and reinforces the function of seam not
Under the premise of impacted, noise when reinforcing seam is substantially reduced.
In conclusion flush joint needle pitch regulating mechanism of the present invention, provides a kind of novel flush joint needle pitch regulative mode,
It is compact-sized, the adjusting of big needle distance can be realized with this principle；In the function of guaranteeing that existing flush joint needle pitch is adjusted and reinforcing is stitched
Under the premise of unaffected, noise when reinforcing seam is substantially reduced；With can remove existing adjuster, casing after this mechanism
Also more succinct, it reduces costs, improves sewing environment to a certain extent, optimize sewing experience.So the present invention has
Effect overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of flush joint needle pitch regulating mechanism, it is characterised in that: it includes the first rocking bar (1), and the one of first rocking bar (1)
End is equipped with the fixed rotation axis of axis, the other end of first rocking bar (1) with backstitch one end of connecting rod (3), connection structure
One end is hinged, and hingedly, the needle gage adjusting block (5) is adjusted in needle gage for the other end of the connection structure and needle gage adjusting block (5)
It moves and fixes under the control in portion, one end of described one end and swing seat (7) far from the first rocking bar (1) for backstitching connecting rod (3)
Hingedly, the other end of the swing seat (7) drives feed spool (8) to be rotated about axis, and the middle part of the swing seat (7) is equipped with position
Fixed rotation axis；By the adjustment of the position of needle gage adjusting block (5), changes the first rocking bar (1), connection structure, backstitches connecting rod
(3) kinematic parameter between, the pivot angle for making and backstitching the hinged swing seat (7) of connecting rod (3) change, and swing seat (7) drives
Feed spool (8) rotation, realizes the adjusting of needle gage.
2. flush joint needle pitch regulating mechanism according to claim 1, it is characterised in that: the connection structure includes connecting rod
(2), it cuts with scissors the second rocking bar (4), one end of the connecting rod (2) and first rocking bar (1) one end hinged with connecting rod (3) is backstitched
It connects, the other end of the connecting rod (2) and one end of second rocking bar (4) are hinged, the other end of second rocking bar (4) and institute
It is hinged to state needle gage adjusting block (5).
3. flush joint needle pitch regulating mechanism according to claim 1, it is characterised in that: the connection structure includes bracing wire
(25), the both ends of the bracing wire (25) are cut with scissors with the needle gage adjusting block (5), first rocking bar (1) with connecting rod (3) are backstitched respectively
The one end connect is hinged.
4. flush joint needle pitch regulating mechanism according to claim 1, it is characterised in that: the needle gage adjusting block (5) is located at
And it can the sliding of the sliding block sliding slot (6) described in the control lower edge of needle gage adjustment portion and fixed, the needle gage adjusting in sliding block sliding slot (6)
Portion includes that the needle gage being threadedly coupled with the needle gage adjusting block (5) adjusts stud (9), and the needle gage adjusts the separate of stud (9)
One end of needle gage adjusting block (5) is fixedly connected with needle space standard plate (10), and the needle gage adjusts the axis and the needle gage of stud (9)
The glide direction of adjusting block (5) is parallel, and the needle space standard plate (10) drives the needle gage to adjust stud (9) and is rotated about axis,
The needle gage is adjusted to be cased with limit sleeve (11) on stud (9), and the limit sleeve (11) limits the needle gage and adjusts stud (9) along axis
The movement in line direction.
5. flush joint needle pitch regulating mechanism according to claim 4, it is characterised in that: the needle gage adjusts stud (9)
It is set on circumferential surface there are two defining flange (91), the limit sleeve (11) is stuck between described two defining flanges (91), the limit
Position set (11) and casing secure fit, the needle gage adjust stud (9) and are rotated about axis in the limit sleeve (11).
6. flush joint needle pitch regulating mechanism according to claim 4 or 5, it is characterised in that: the limit sleeve (11) and institute
Needle gage is stated to adjust between stud (9) equipped with sealing ring (12).
7. flush joint needle pitch regulating mechanism according to claim 4 or 5, it is characterised in that: the needle gage adjusts stud (9)
On be also cased with needle gage limit film (13), the needle gage limit film (13) is equipped with the through-hole (131) that passes through for needle gage spacer pin (14),
The needle space standard plate (10) is equipped with multiple limit holes (101) towards the one side of needle gage limit film (13), the needle gage spacer pin
(14) include the inserting paragraph (141) being inserted into afterwards in limit hole (101) across needle gage limit film (13) and limited positioned at the needle gage
Piece (13) is backwards to the restriction section (142) of the side of needle space standard plate (10), and the diameter of the restriction section (142) is greater than the inserting paragraph
(141) diameter.
8. flush joint needle pitch regulating mechanism according to claim 7, it is characterised in that: the needle gage spacer pin (14) is separate
The end of needle gage limit film (13) is equipped with spacer pin spring (15), and one end of the spacer pin spring (15) and the needle gage limit
The end connection of (14) is sold, the position of the other end of the spacer pin spring (15) is fixed.
9. flush joint needle pitch regulating mechanism according to claim 7, it is characterised in that: the needle gage is adjusted on stud (9)
It is also cased with limit flat spring (16), the limit flat spring (16) is located at the needle gage limit film (13) backwards to needle space standard plate (10)
Side, one end of limit flat spring (16) is pressed on the needle gage limit film (13), limit flat spring (16)
The position of the other end is fixed.
10. flush joint needle pitch regulating mechanism according to claim 1, it is characterised in that: the needle gage adjustment portion includes sending
Material adjusts stud (26), and the feeding adjusts the one end of stud (26) and the needle gage adjusting block (5) passes through shaft end screw (27)
Connection, the other end that the feeding adjusts stud (26) are fixedly connected with needle space standard plate (10), and the feeding adjusts stud (26)
Outer peripheral surface be threadedly engaged with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270568.4A CN105734849B (en) | 2016-04-27 | 2016-04-27 | Flush joint needle pitch regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610270568.4A CN105734849B (en) | 2016-04-27 | 2016-04-27 | Flush joint needle pitch regulating mechanism |
Publications (2)
| Publication Number | Publication Date |
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| CN105734849A CN105734849A (en) | 2016-07-06 |
| CN105734849B true CN105734849B (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610270568.4A Active CN105734849B (en) | 2016-04-27 | 2016-04-27 | Flush joint needle pitch regulating mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109097914B (en) * | 2018-10-30 | 2020-11-13 | 杰克缝纫机股份有限公司 | Stitch length adjusting mechanism of lockstitch sewing machine |
| CN109518364A (en) * | 2019-01-14 | 2019-03-26 | 安徽杰羽制鞋机械科技有限公司 | A kind of needle gage of sewing machine adjusts and falls automatically feeding structure |
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| CN102011274A (en) * | 2010-12-28 | 2011-04-13 | 浙江宝石机电股份有限公司 | Two-gear type stitch length adjusting device of sewing machine |
| CN202809218U (en) * | 2012-08-28 | 2013-03-20 | 浙江宝石机电股份有限公司 | Adjustment device for stitch length seat of lockstitch sewing machine |
| CN203513991U (en) * | 2013-09-17 | 2014-04-02 | 浙江宝石机电股份有限公司 | Needle pitch transforming mechanism of sewing machine |
| CN204000224U (en) * | 2014-06-24 | 2014-12-10 | 新通宇缝纫机股份有限公司 | A kind of automatic Backsewing unit of Sewing machines |
| CN204097718U (en) * | 2014-10-23 | 2015-01-14 | 杰克缝纫机股份有限公司 | The needle gage adjustment structure that overlock machine is used and overlock machine |
| CN204455534U (en) * | 2014-12-30 | 2015-07-08 | 浙江宝石机电股份有限公司 | A kind of Sewing machines is along the governor motion of suture needle distance |
| CN204644610U (en) * | 2015-05-18 | 2015-09-16 | 浙江美机缝纫机有限公司 | Needle gage automatic adjusting mechanism |
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| CN105734849A (en) | 2016-07-06 |
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Address after: 318010 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |
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