CN201924168U - Oil supply mechanism at curved needle seat in sewing machine - Google Patents
Oil supply mechanism at curved needle seat in sewing machine Download PDFInfo
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- CN201924168U CN201924168U CN2010206453163U CN201020645316U CN201924168U CN 201924168 U CN201924168 U CN 201924168U CN 2010206453163 U CN2010206453163 U CN 2010206453163U CN 201020645316 U CN201020645316 U CN 201020645316U CN 201924168 U CN201924168 U CN 201924168U
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- oil
- curved needle
- cam plate
- actuating cam
- supply mechanism
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Abstract
The utility model provides an oil supply mechanism at a curved needle seat in a sewing machine, which belongs to the technical field of machinery. The oil supply mechanism solves the problems that an existing oil supply mechanism needs oil guiding mechanisms to be processed at a curved needle seat and an actuating cam plate and cannot supply oil to a curved needle. The curved needle seat with the oil supply mechanism comprises a support table and an actuating cam plate, the support table is mutually abutted to the actuating cam plate, the actuating cam plate is hinged on the support table by a connecting shaft, a curved needle hole is disposed on the support table, a curved needle can be mounted in the curved needle seat, an oil supply hole is arranged on the support table, and an oil guiding structure capable of guiding oil at the oil supply hole into the curved needle hole is disposed between the support table and the actuating cam plate. Oil is supplied to contact surfaces of the support table and the actuating cam plate and the curved needle by the aid of the oil supply mechanism, the oil in the oil supply hole seeps into the contact surfaces of the support table and the actuating cam plate via the oil guiding structure so as to be supplied to the contact surfaces of the support table and the actuating cam plate, and the oil can simultaneously flow into the curved needle hole to be supplied to the curved needle.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of Sewing machines, the oil supply mechanism at curved needle seat place in particularly a kind of Sewing machines.
Background technology
Sewing machines is to use one or more sewing thread, forms one or more stitchings on sewing, the machine that makes one or more layers sewing interweave or unite by a seam, and the stitching neat appearance of stitching out, smooth firm, sewing velocity is fast, easy to use.In button holing sewing machine, by the motor-driven main axis rotation, and drive shank up-down mechanism, needle swinging mechanism and thread take-up mechanism, and looper and moving up and down of actuating cam plate and suture needle on the curved needle seat are synchronously moved, on processing cloth, form keyhole stitch seam.And fit in the seat stand surface owing to actuating cam plate and curved needle seat in whole course of action, and frequent between the two relative motion meeting causes the wearing and tearing of sliding surface, even the problem of sintering takes place.In addition, need certain oil lubrication to keep good working order on the looper equally.
At present, there is a kind of mechanism of Sewing machines fuel feeding that is in the prior art, Chinese patent [number of patent application 200610109179.X; Publication number CN1924147A] a kind of fueller of the curved needle seat fuel feeding to Sewing machines disclosed, supporting swingably by trunnion axis and to prop up seat stand, and make fagging employ lobe plate, described seat stand is provided with a pair of looper and a pair of fagging that makes, describedly make fagging employ lobe plate to have and make the described cam part that makes fagging make on-off action, make fagging pass through described seat stand swing of looper drive shaft, and by making the described fagging that makes of fagging drive shaft employ the lobe plate swing, this fueller is to the curved needle seat supplying lubricating oil that is arranged on the bottom block inside of Sewing machines rotationally, it is characterized in that, be provided with oil supply mechanism from described lubricating oil to the described sliding surface that makes fagging employ lobe plate and described bearing interstation that supply with.Above-mentioned oil supply mechanism can reduce the wearing and tearing of sliding surface to the Sewing machines fuel feeding, prevents sintering, thereby improves the durability of the curved needle seat of Sewing machines.
Realized fuel feeding to curved needle seat and actuating cam plate sliding surface by the fueller of above-mentioned curved needle seat fuel feeding to Sewing machines, but this device needs in curved needle seat and actuating cam plate place processing Oil Guide structure, manufacturing procedure is loaded down with trivial details; And can not give the looper fuel feeding.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, proposed a kind of simple in structure, make things convenient for Oil Guide structure processing, and can be to the oil supply mechanism at curved needle seat place in the Sewing machines of looper fuel feeding.
The purpose of this utility model can realize by following technical proposal: the oil supply mechanism at curved needle seat place in a kind of Sewing machines, curved needle seat comprises a seat stand and an actuating cam plate, seat stand and the actuating cam plate abuts in together mutually and the actuating cam plate is hinged on the seat stand by connecting axle, has the looper hole that looper can be installed on the above-mentioned seat stand, it is characterized in that, have oil supplying hole on described the seat stand, have the Oil Guide structure that oil supplying hole place fluid can be imported the looper hole between described seat stand and the actuating cam plate.
The oil supply mechanism at curved needle seat place carries out fuel feeding to the contact-making surface and the looper of a seat stand and actuating cam plate in this Sewing machines, fluid in the oil supplying hole infiltrates the contact-making surface that props up seat stand and actuating cam plate by the Oil Guide structure, to the contact-making surface fuel feeding of a seat stand and actuating cam plate; Fluid can also flow into the looper hole simultaneously, to the looper fuel feeding.
In the oil supply mechanism at curved needle seat place, described Oil Guide structure is the oil guide groove of a seat stand sidepiece in above-mentioned Sewing machines, and above-mentioned actuating cam plate covers the oil guide groove place.Oil guide groove is arranged on the seat stand, when making fluid can evenly infiltrate the contact-making surface of a seat stand and actuating cam plate, the Oil Guide structure need be set on the actuating cam plate again.
In the oil supply mechanism at curved needle seat place, described seat stand sidepiece has two oil guide groove in above-mentioned Sewing machines, and the two ends of oil guide groove are connected with the port of export of oil supplying hole and the looper hole corresponding with it respectively.The twice oil guide groove can import corresponding looper hole with fluid by oil supplying hole respectively, to the looper fuel feeding.
In the oil supply mechanism at curved needle seat place, described actuating cam plate is V-shaped in above-mentioned Sewing machines, and the lower hinge at actuating cam plate V-arrangement place is on a seat stand.Two divergent ends of actuating cam plate are corresponding with two loopers on the curved needle seat respectively, and whole actuating cam plate is swung around articulated position.
In the oil supply mechanism at curved needle seat place, described two oil guide groove are V-shaped to intersect in above-mentioned Sewing machines.Article two, the position of oil guide groove is corresponding with the shape of actuating cam plate, makes oil can penetrate into the contact-making surface of a seat stand and actuating cam plate uniformly.
In above-mentioned Sewing machines, in the oil supply mechanism at curved needle seat place, be provided with the Oil Guide rope in the described oil guide groove.Fluid immerses the Oil Guide rope and flows to the looper hole along the Oil Guide rope, guarantees the fuel feeding to looper.
In the oil supply mechanism at curved needle seat place, described Oil Guide rope is a cotton cord in above-mentioned Sewing machines.Cotton cord has good oil absorption, can play the Oil Guide effect.
Compared with prior art, the advantage of the oil supply mechanism at curved needle seat place is in this Sewing machines: 1, oil supplying hole and Oil Guide structure all are positioned on the seat stand, have simplified the structure of lobe plate, make part processing convenient; 2, the Oil Guide structure is connected with the looper hole, can provide lubricated to looper; 3, be provided with the Oil Guide rope in the oil guide groove, guarantee that fuel feeding is smooth and easy.
Description of drawings
Fig. 1 is the assembly structure schematic diagram that the oil supply mechanism at curved needle seat place in this Sewing machines props up seat stand.
Fig. 2 is the perspective view that the oil supply mechanism at curved needle seat place in this Sewing machines props up seat stand.
Fig. 3 is the structural representation of the oil supply mechanism actuating cam plate at curved needle seat place in this Sewing machines.
Fig. 4 is the structural representation that the oil supply mechanism at curved needle seat place in this Sewing machines props up seat stand.
Among the figure, 1, seat stand; 2, actuating cam plate; 3, looper hole; 4, looper; 5, oil supplying hole; 6, oil guide groove.
The specific embodiment
The oil supply mechanism at curved needle seat place is applied on the button holing sewing machine in this Sewing machines, and button holing sewing machine comprises up-down mechanism, needle swinging mechanism and the thread take-up mechanism of shank, the synchronous coordination that moves up and down of the looper 4 on the curved needle seat and actuating cam plate 2 and suture needle.In motion process between seat stand 1 and the actuating cam plate 2 continually to motion, be easy to generate faults such as sintering; Simultaneously, looper 4 also needs certain lubricating.This mechanism provide lubricated can for the contact-making surface and the looper 4 of a seat stand 1 and actuating cam plate 2, and the Oil Guide structure is provided with rationally, is convenient to production and processing.
As Fig. 1, Fig. 2 and shown in Figure 3, the curved needle seat of Sewing machines comprises a seat stand 1 and a V-shaped actuating cam plate 2, seat stand 1 and actuating cam plate 2 abuts in together mutually and the bottom, V-arrangement place of actuating cam plate 2 is hinged on the seat stand 1 by connecting axle, have looper hole 3 on the seat stand 1, looper 4 is housed in the looper hole 3.Two divergent ends of actuating cam plate 2 are corresponding with two loopers 4 on the curved needle seat respectively, and whole actuating cam plate 2 is swung around the articulated section.
As shown in Figure 4, an end that is processed with oil supplying hole 5 and 6, two oil guide groove 6 of two oil guide groove on the seat stand 1 is connected with corresponding looper hole 3 respectively, and the other end crosses at oil supplying hole 5 places, the distribution that is in the shape of the letter V of two oil guide groove 6.During installation, actuating cam plate 2 covers oil guide groove 6 places.Oil guide groove 6 is arranged on the seat stand 1 and with the inner surface that covers actuating cam plate 2 thereon and formed oily passage.Fluid can evenly infiltrate the contact-making surface of a seat stand 1 and actuating cam plate 2, the Oil Guide structure need be set on actuating cam plate 2 again.Twice oil guide groove 6 can import corresponding looper hole 3 with lubricating oil from oil supplying hole 5 respectively, and looper 4 is lubricated.Oil guide groove 6 inside are provided with cotton cord as the Oil Guide rope, and fluid immerses the Oil Guide rope and also utilizes siphon principle to flow to looper hole 3 along the Oil Guide rope, guarantee smooth and easy to looper 4 fuel feeding, prevent that fluid from leaking outside or occur the fuel feeding of fuel feeding position foot phenomenon not.In actual production processing, the Oil Guide rope also can adopt other material such as felt to make.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as a seat stand 1, actuating cam plate 2, looper hole 3, looper 4, oil supplying hole 5, oil guide groove 6 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1. the oil supply mechanism at curved needle seat place in the Sewing machines, curved needle seat comprises a seat stand (1) and an actuating cam plate (2), seat stand (1) and actuating cam plate (2) abuts in together mutually and actuating cam plate (2) is hinged on by connecting axle and props up on the seat stand (1), has the looper hole (3) that looper (4) can be installed on the above-mentioned seat stand (1), it is characterized in that, have oil supplying hole (5) on described the seat stand (1), have between described seat stand (1) and the actuating cam plate (2) and oil supplying hole (5) can be located the Oil Guide structure that fluid imports looper hole (3).
2. the oil supply mechanism at curved needle seat place is characterized in that in the Sewing machines according to claim 1, and described Oil Guide structure is the oil guide groove (6) of seat stand (a 1) sidepiece, and above-mentioned actuating cam plate (2) covers oil guide groove (6) and locates.
3. the oil supply mechanism at curved needle seat place in the Sewing machines according to claim 2, it is characterized in that, described seat stand (1) sidepiece has two oil guide groove (6), and the two ends of oil guide groove (6) are connected with the port of export of oil supplying hole (5) and the looper hole (3) corresponding with it respectively.
4. according to the oil supply mechanism at curved needle seat place in claim 1 or the 2 or 3 described Sewing machiness, it is characterized in that described actuating cam plate (2) is V-shaped, and the lower hinge at actuating cam plate (2) V-arrangement place is on a seat stand (1).
5. according to the oil supply mechanism at curved needle seat place in claim 2 or the 3 described Sewing machiness, it is characterized in that described two oil guide groove (6) are V-shaped to intersect.
6. according to the oil supply mechanism at curved needle seat place in claim 2 or the 3 described Sewing machiness, it is characterized in that described oil guide groove is provided with the Oil Guide rope in (6).
7. the oil supply mechanism at curved needle seat place is characterized in that in the Sewing machines according to claim 6, and described Oil Guide rope is a cotton cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206453163U CN201924168U (en) | 2010-12-07 | 2010-12-07 | Oil supply mechanism at curved needle seat in sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206453163U CN201924168U (en) | 2010-12-07 | 2010-12-07 | Oil supply mechanism at curved needle seat in sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201924168U true CN201924168U (en) | 2011-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206453163U Expired - Lifetime CN201924168U (en) | 2010-12-07 | 2010-12-07 | Oil supply mechanism at curved needle seat in sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201924168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002831A (en) * | 2010-12-07 | 2011-04-06 | 中捷缝纫机股份有限公司 | Oil supply mechanism of curved needle seat in sewing machine |
| CN104760861A (en) * | 2015-04-13 | 2015-07-08 | 恒达富士电梯有限公司 | Special guide wheel used for steel belt elevator |
-
2010
- 2010-12-07 CN CN2010206453163U patent/CN201924168U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002831A (en) * | 2010-12-07 | 2011-04-06 | 中捷缝纫机股份有限公司 | Oil supply mechanism of curved needle seat in sewing machine |
| CN102002831B (en) * | 2010-12-07 | 2013-02-27 | 中捷缝纫机股份有限公司 | Oil supply mechanism of curved needle seat in sewing machine |
| CN104760861A (en) * | 2015-04-13 | 2015-07-08 | 恒达富士电梯有限公司 | Special guide wheel used for steel belt elevator |
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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 |
Granted publication date: 20110810 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |