CN2931520Y - Plate structure of two-needle sewing machine - Google Patents
Plate structure of two-needle sewing machine Download PDFInfo
- Publication number
- CN2931520Y CN2931520Y CN 200620122274 CN200620122274U CN2931520Y CN 2931520 Y CN2931520 Y CN 2931520Y CN 200620122274 CN200620122274 CN 200620122274 CN 200620122274 U CN200620122274 U CN 200620122274U CN 2931520 Y CN2931520 Y CN 2931520Y
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- Prior art keywords
- plate
- needle
- sewing machine
- groove
- partition
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Abstract
The utility model discloses a needle plate structure of a two-needle sewing machine which mainly comprises a base seat, a locking plate, a spacer, a back support plate and the like, wherein the spacer is closely attached to one side of the back support plate and is inserted and fastened on the locking plate, the locking plate and inner rim side of the back support plate adjacent spacer are respectively and vertically formed needle holes. Two parallel needle holes lock the locking plated and the base seat to form a special needle plate of a two-needle sewing machine. Therefore, stitch seams formed by falling needle of two needle holes in the needle plate can show consistency and mutual side by side, and furthermore the stitching threads of two needle holes can be effectively spaced and not mutually disturbed.
Description
Technical field
The utility model relates to a kind of Sewing machines, refers to a kind of needle plate structure of two-needle sewing machine especially.
Background technology
The operation principle of two-needle sewing machine is so that two eedles and two rectilinear rotating shuttle synchronous operations to be housed, and suture on two is colluded the thread that is made into the parallel stitchings of two row with twice bottom lines, makes the sewing operation can finish or form special stitching visual sense fast.And the stitching specification of two parallel threads, be to formulate according to two eedles distance (in 1.6~16mm scope) to each other several numbers number specification is arranged, and the two-wire system stitching A that it is made, according to the relative needle downing position of two eedles the branch (pattern as shown in Fig. 7 and Fig. 8) that reaches dislocation is side by side arranged again, when the stitching form of customer requirement for mutually side by side and for the most small size number the time, general two-needle sewing machine is that the needle plate 10 (as shown in Figure 9) that must get corresponding gauge number is organized if use.
But it is made with dewaxing founding foundry engieering mostly the making of needle plate 10 now is, when two pin holes 101 of needle plate 10 need be mutually side by side and during for the most small size number, partition 102 thickness of two pin holes, 101 belows then need extremely carefully thin (as shown in figure 10), can separate effectively and can not collude mutually and pull with the suture that makes partition 102 both sides pin holes 101; When the dewaxing founding is cast under this point requires for partition 102 structures, technical difficulty is then arranged, the thin leptophragmata sheet 102 of cause is when the demoulding, easily produce damaged phenomenon, if partition 102 is complete at knockout course, still need avoid in the technology of subsequent heat treatment, having heat expansion to shrink the anxiety of breakage, so the fine ratio of product of needle plate 10 is reduced.In addition, if when the partition 102 of this breakage structure carries out the sewing operation, easily cause the formed wire loop of suture of both sides pin hole 101 can collude line, thereby have the phenomenon of broken string or kinking to produce in damaged structure place.So, in order effectively to get rid of the influence of bad needle plate 10, the design people is the road of active research improvement, is overcome above-mentioned disappearance with all the other manufactures, and eventually generation of the present utility model is arranged.
The utility model content
The technical problems to be solved in the utility model is: a kind of needle plate structure of two-needle sewing machine is provided, and when making two-needle sewing machine use less needle gage eedle to carry out sewing operation, the anxiety that the formed wire loop of suture does not collude line, broken string.
Technical solution of the present utility model is: a kind of needle plate structure of two-needle sewing machine includes pedestal, jam plate, partition and back bracket plate; Wherein:
Pedestal, the top of this pedestal forms a groove, and place, groove floor two ends respectively is provided with a screw, each downward elongation moulding one lock of the both end sides of described pedestal, place, the bottom extension downwards of this groove is provided with a support chip, and this support chip central portion forms a grooving;
Jam plate, its place, plate body two ends respectively is provided with a heavy nest screw, and a side of plate body is provided with a caulking groove, the two ends of described caulking groove inwall respectively are provided with a horizontal lockhole, and the vertical pin hole of offering of the centre of described caulking groove inwall;
Partition, the both sides of its lamellar body respectively dash and are provided with a through hole, and the pitch-row of two through hole and aforementioned lockhole are complementary;
Back bracket plate, its plate hold both sides respectively to offer a lockhole on one's body, and a side of plate body keeps smooth and is formed with a holder to supporting surface, the central vertical short slot that offers of supporting surface, and the top of short slot offers a pin hole;
Utilize above-mentioned member, make partition be posted by on the back bracket plate supporting surface, make back bracket plate and partition embed in the lump in the caulking groove of jam plate again, make lockhole, through hole become corresponding perforation shape and pass through lock in regular turn with keyhole shape, make partition gripped mutually by back bracket plate and jam plate, again this jam plate is implanted in the groove of pedestal, get screw and see through heavy nest screw and revolve lock and be consolidated in pedestal, if this promptly gets the needle plate of forming a two-needle sewing machine special use.
Characteristics of the present utility model and advantage are: the needle plate structure of this two-needle sewing machine mainly comprises members such as pedestal, jam plate, partition and back bracket plate, its partition is posted by back bracket plate one side and presss from both sides to establish and is consolidated on the jam plate, jam plate and back bracket plate abut each vertical pin hole that forms of inboard rim place of partition, two pin holes form shape arranged side by side, jam plate and pedestal are sealed, promptly form the needle plate of a little needle gage two-needle sewing machine special use.The utility model has overcome the defective of prior art, and at two-shipper pin needle gage hour, the partition of needle plate bottom can adopt knockdown pattern to constitute the yield of making to improve when making, and this partition can not interfered the pin suture that falls of two pin holes arranged side by side.
Description of drawings
Figure 1 shows that stereoscopic schematic diagram of the present utility model.
Figure 2 shows that exploded perspective schematic diagram of the present utility model.
Figure 3 shows that local combination schematic perspective view of the present utility model.
Figure 4 shows that jam plate cooperates the back bracket plate partition to be given the combination generalized section of clamping locking.
The double needle hole that Figure 5 shows that jam plate and back bracket plate be subjected to septa area every the combination generalized section.
Figure 6 shows that combination generalized section of the present utility model.
Figure 7 shows that the dislocation stitching schematic diagram that two-needle sewing machine is made.
Figure 8 shows that the schematic diagram of stitching side by side that two-needle sewing machine is made.
Figure 9 shows that the needle plate schematic perspective view of known two-needle sewing machine.
Figure 10 shows that the needle plate upward view of known two-needle sewing machine.
The drawing reference numeral explanation:
10, needle plate 101, pin hole
102, partition A, stitching
1, pedestal 11, groove
111, screw 12, lock
13, support chip 131, grooving
2, jam plate 21, heavy nest screw
22, caulking groove 221, lockhole
23, pin hole 3, partition
31, through hole 4, back bracket plate
41, lockhole 42, supporting surface
421, short slot 43, pin hole
5, screw 6, screw
The specific embodiment
Now adjoint and embodiment are described in detail as follows the utility model architectural feature and other effects, purpose:
As shown in Figure 1 to Figure 3, the utility model proposes " needle plate structure of two-needle sewing machine ", mainly comprise members such as pedestal 1, jam plate 2, partition 3 and back bracket plate 4; Wherein:
Utilize above-mentioned member, as shown in Figures 3 and 4, Schilling partition 3 is posted by on back bracket plate 4 supporting surfaces 42, make back bracket plate 4 and partition 3 embed in the lump in the caulking groove 22 of jam plate 2 again, make lockhole 221, through hole 31 forms corresponding perforation shape with lockhole 41, get screw 5 and pass through lock in regular turn, to make partition 3 gripped mutually by back bracket plate 4 and jam plate 2, the jam plate 2 that to form again after the one is implanted in the groove 11 of pedestal 1, getting screw 6 revolves by heavy nest screw 21 and locks in screw 111, make jam plate 2 can be locked in pedestal 1 (as shown in Figure 6),, can form the needle plate of a two-needle sewing machine special use as if this by screw 6.
When aforementioned jam plate 2 cooperates back bracket plates 4 and after with partition 3 clampings locking, can make two pin holes 23,43 be separated (seeing also as shown in Figure 5) to some extent by partition 3, because of this partition 3 is with the stamping forming lamellar body of thin type steel disc, so its thickness and intensity all can suitably be controlled, so the pin hole 23,43 that order is positioned at partition 3 both sides can maintain minimum needle gage.
In addition, the bottom lamellar body of this partition 3 is because of being subjected to 42 common clampings of support chip 13 and supporting surface, so when Sewing machines carries out the sewing operation, its phenomenon that does not have the vibrations beat produces, the bottom line of the eedle priming suture of two pin holes 23,43 and rotating shuttle colludes when knitting alternately in season, can be enough to it is separated in case the generation of principal vertical line circle is colluded improperly around tangling.
Moreover, the grooving 131 of support chip 13 central portions institute moulding and the effect of the short slot 421 of the central authorities of supporting surface 42, be that two eedles of avoiding two pin holes 23,43 by minimum needle gage to be fallen can form friction with support chip 13 or supporting surface 42, the setting of grooving 131 and short slot 421 thus makes partition 3 both sides sutures have suitable space to form coil effectively and colludes alternately with the bottom line of rotating shuttle and to knit.
In sum, really visible this " needle plate structure of two-needle sewing machine ", really make two on the needle plate side by side pin hole can reach minimum needle gage number and not hinder, and make dividing plate reach expection to prevent that coil from colluding around the effect of tangling.
Though the utility model discloses with specific embodiment; but it is not in order to limit the utility model; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present utility model and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (7)
1, a kind of needle plate structure of two-needle sewing machine is characterized in that, includes pedestal, jam plate, partition and back bracket plate; Wherein:
Pedestal, the top of this pedestal forms a groove, and place, groove floor two ends respectively is provided with a screw, each downward elongation moulding one lock of the both end sides of described pedestal, place, the bottom extension downwards of this groove is provided with a support chip, and this support chip central portion forms a grooving;
Jam plate, its place, plate body two ends respectively is provided with a heavy nest screw, and a side of plate body is provided with a caulking groove, the two ends of described caulking groove inwall respectively are provided with a horizontal lockhole, and the vertical pin hole of offering of the centre of described caulking groove inwall;
Partition, the both sides of its lamellar body respectively dash and are provided with a through hole, and the pitch-row of two through hole and aforementioned lockhole are complementary;
Back bracket plate, its plate hold both sides respectively to offer a lockhole on one's body, and a side of plate body keeps smooth and is formed with a holder to supporting surface, the central vertical short slot that offers of supporting surface, and the top of short slot offers a pin hole;
Above-mentioned partition is posted by on the back bracket plate supporting surface, back bracket plate and partition embed in the caulking groove of being located at jam plate in the lump, lockhole, through hole become corresponding perforation shape and pass through lock setting in regular turn with keyhole shape, described partition is gripped mutually by this back bracket plate and jam plate, this jam plate is implanted in the groove of pedestal, and screw revolves lock by heavy nest screw and is consolidated in pedestal.
2, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that this jam plate has the external form suitable with groove.
3, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that, the heavy nest screw in these jam plate both sides forms with two screws in the pedestal groove and mates corresponding shape.
4, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that a side opening wall of described jam plate pin hole exposes to caulking groove.
5, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that, this partition is by with the stamping forming lamellar body of thin type steel disc.
6, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that this back bracket plate has the aforementioned panels body suitable with the groove of jam plate.
7, the needle plate structure of two-needle sewing machine according to claim 1 is characterized in that the pin hole hole wall of this back bracket plate exposes and is connected in described short slot.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620122274 CN2931520Y (en) | 2006-07-18 | 2006-07-18 | Plate structure of two-needle sewing machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620122274 CN2931520Y (en) | 2006-07-18 | 2006-07-18 | Plate structure of two-needle sewing machine |
Publications (1)
Publication Number | Publication Date |
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CN2931520Y true CN2931520Y (en) | 2007-08-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200620122274 Expired - Fee Related CN2931520Y (en) | 2006-07-18 | 2006-07-18 | Plate structure of two-needle sewing machine |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1955358B (en) * | 2005-10-27 | 2012-05-23 | 日星产业缝制器械株式会社 | Needle plate for double-needle sewing machine |
CN103320992A (en) * | 2013-06-21 | 2013-09-25 | 延锋百利得(上海)汽车安全系统有限公司 | Needle guard for two-needle sewing machine |
CN104452122A (en) * | 2014-12-18 | 2015-03-25 | 苏州美山子制衣有限公司 | Crease-resist needle plate of zigzag sewing machine |
-
2006
- 2006-07-18 CN CN 200620122274 patent/CN2931520Y/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1955358B (en) * | 2005-10-27 | 2012-05-23 | 日星产业缝制器械株式会社 | Needle plate for double-needle sewing machine |
CN103320992A (en) * | 2013-06-21 | 2013-09-25 | 延锋百利得(上海)汽车安全系统有限公司 | Needle guard for two-needle sewing machine |
CN104452122A (en) * | 2014-12-18 | 2015-03-25 | 苏州美山子制衣有限公司 | Crease-resist needle plate of zigzag sewing machine |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070808 |