CN203754986U - Sewing machine backstitch electromagnet mechanism - Google Patents

Sewing machine backstitch electromagnet mechanism Download PDF

Info

Publication number
CN203754986U
CN203754986U CN201420047146.7U CN201420047146U CN203754986U CN 203754986 U CN203754986 U CN 203754986U CN 201420047146 U CN201420047146 U CN 201420047146U CN 203754986 U CN203754986 U CN 203754986U
Authority
CN
China
Prior art keywords
electromagnet
feeding
connecting rod
pin
backstitch
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.)
Expired - Lifetime
Application number
CN201420047146.7U
Other languages
Chinese (zh)
Inventor
管建平
何关平
洪志敏
潘建国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jack Technology Co Ltd
Original Assignee
New Jack Sewing Machine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by New Jack Sewing Machine Co Ltd filed Critical New Jack Sewing Machine Co Ltd
Priority to CN201420047146.7U priority Critical patent/CN203754986U/en
Application granted granted Critical
Publication of CN203754986U publication Critical patent/CN203754986U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sewing Machines And Sewing (AREA)

Abstract

The utility model belongs to the technical field of sewing machines and particularly relates to a sewing machine backstitch electromagnet mechanism. A swinging plate seat is connected with one end of a back feeding connection rod, the other end of the back feeding connection rod is connected with a feeding adjuster through an eccentric back feeding connection rod pin, a V-shaped opening of the feeding adjuster is connected with a feeding adjusting bolt arranged at the corresponding position of a machine casing in a contact mode, a fork opening is arranged in the middle of the back feeding connection rod, a back feeding crank handle is arranged on the fork opening, the other end of the back feeding crank handle is connected with a back feeding shaft, a backstitch crank handle pin is arranged on the back feeding crank handle, one end of a backstitch electromagnet connection rod is connected with the backstitch crank handle pin, the other end is hinged to the head of an electromagnet iron core, an electromagnet is fixed on a base plate through a support, and the electromagnet attracts the iron core to achieve driving of backstitch action. The mechanism adopts a simple planar four-rod mechanism, directly utilizes the electromagnet connection rod to push the back feeding crank handle to achieve backstitch action, is compact in structure and can easily ensure matching accuracy of the mechanism.

Description

Sewing machines backstitches electromagnet mechanism
Technical field:
The utility model belongs to sewing machine technique field, refers in particular to a kind of Sewing machines and backstitches electromagnet mechanism.
Background technology:
Sewing machines in use needs often to backstitch reinforces operation, needs manually to realize and backstitch operation by backstitching spanner in common flat seam machine.Like this workman's labour intensity is had relatively high expectations.
What current computer flat sewing machine was provided with solenoid actuated backstitches mechanism automatically, can replace artificial realization to backstitch function.But current electromagnet backstitches mechanism and is arranged on base plate below, takies larger space, and it adopts space transmission mechanism, jockey needs larger fit clearance compactly to transmit, and causes and in motion process, connects the larger noise of joint generation.
Summary of the invention:
The purpose of this utility model is to provide a kind of compact conformation, is easy to guarantee that the Sewing machines of mechanism's quality of fit backstitches electromagnet mechanism.
The utility model is achieved in that
Sewing machines backstitches electromagnet mechanism, include the swing panel seat swinging on base plate, swinging panel seat is connected with one end of the connecting rod of falling feeding, the other end of the connecting rod of falling feeding is connected with feed regulator by the bias link pin of falling feeding, the swinging axle of feed regulator is arranged in the feed regulator axle sleeve of relevant position on casing, the V-arrangement opening of feed regulator be arranged on casing on the feeding of relevant position regulate double-screw bolt contact to be connected, the middle part of the connecting rod of falling feeding is provided with prong, on prong, be provided with the crank of falling feeding, the other end of the crank of falling feeding with fall feed spool and be connected, the feed spool that falls is arranged in the axle sleeve of falling feed spool being fixed on casing, on the crank of falling feeding, be provided with and backstitch crank-pin, the one end that backstitches electromagnet connecting rod with backstitch crank-pin and be connected, the head of the other end and electromagnet core is hinged, electromagnet is fixed on base plate by support, electromagnetic actuation iron core is realized driving and is backstitched action.
On the above-mentioned connecting rod of falling feeding, be provided with spring supporting pin, be provided with extension spring fixed head on the base plate of electromagnet one side, the two ends of extension spring are connected on spring supporting pin and extension spring fixed head, and extension spring is controlled the connecting rod of falling feeding and resetted.
Above-mentioned support is to include installing plate, and electromagnet is arranged on installing plate, is provided with through hole on installing plate, and the afterbody of electromagnet core stretches out outside through hole, is provided with a support bar and is connected with base plate with two support columns on installing plate.
The left end of above-mentioned swing panel seat is provided with left alignment pin, and right-hand member is provided with right alignment pin, and left alignment pin is connected with base plate with right alignment pin, swings panel seat and swings around left alignment pin and right alignment pin.
Stretch out outside the axle sleeve of falling feed spool the above-mentioned outer end of feed spool.
The above-mentioned other end that backstitches electromagnet connecting rod is provided with peristome, and one end of the iron core of electromagnet is arranged in peristome, backstitches electromagnet link pin and realizes being articulated and connected of the other end of seam electromagnet connecting rod and the iron core of electromagnet through peristome and iron core.
The utility model compared to existing technology outstanding advantage is:
The utility model adopts simple flat surface four-bar mechanism, and directly by electromagnet connecting rod, promote the crank of falling feeding realization and backstitch action, and compact conformation, be easy to guarantee mechanism's quality of fit.
Accompanying drawing explanation:
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is bottom schematic view of the present utility model;
Fig. 3 is that swing panel seat of the present utility model is arranged on the cutaway view on base plate by left alignment pin and right alignment pin;
Fig. 4 is that the utility model falls the schematic diagram of feed mechanism when just stitching state;
Fig. 5 is that the utility model falls the schematic diagram of feed mechanism when backstitching state.
The specific embodiment:
With specific embodiment, the utility model is further described below, referring to Fig. 1-5:
Sewing machines backstitches electromagnet mechanism, include the swing panel seat 2 swinging on base plate 1, swinging panel seat 2 is connected with one end of the connecting rod of falling feeding 3, the other end of the connecting rod of falling feeding 3 is connected with feed regulator 5 by the bias link pin of falling feeding 4, the swinging axle of feed regulator 5 is arranged in the feed regulator axle sleeve 7 of relevant position on casing 6, the V-arrangement opening of feed regulator 5 be arranged on casing 6 on the feeding of relevant position regulate double-screw bolt 8 contacts to be connected, the middle part of the connecting rod of falling feeding 3 is provided with prong, on prong, be provided with the crank of falling feeding 9, the other end of the crank of falling feeding 9 with fall feed spool 10 and be connected, the feed spool 10 that falls is arranged in the axle sleeve of falling feed spool 11 being fixed on casing 6, on the crank of falling feeding 9, be provided with and backstitch crank-pin 12, the one end that backstitches electromagnet connecting rod 13 with backstitch crank-pin 12 and be connected, the head iron core of the other end and electromagnet 15 is hinged, electromagnet 14 is fixed on base plate 1 by support, electromagnet 14 pull-cores 15 are realized driving and are backstitched action.
On the above-mentioned connecting rod of falling feeding 3, be provided with spring supporting pin 16, on the base plate 1 of electromagnet 14 1 sides, be provided with extension spring fixed head 17, the two ends of extension spring 18 are connected on spring supporting pin 16 and extension spring fixed head 17, and extension spring 18 is controlled the connecting rod of falling feeding 3 and resetted.
Above-mentioned support is to include installing plate 19, electromagnet 14 is arranged on installing plate 19, on installing plate 19, be provided with through hole, the afterbody 25 of electromagnet core stretches out outside through hole, is provided with a support bar 20 and is connected with base plate 1 with two support columns 21 on installing plate 19.
The left end of above-mentioned swing panel seat 2 is provided with left alignment pin 22, and right-hand member is provided with right alignment pin 23, and left alignment pin 22 is connected with base plate 1 with right alignment pin 23, swings panel seat 2 and swings around left alignment pin 22 and right alignment pin 23.
Stretch out outside the axle sleeve of falling feed spool 11 the above-mentioned outer end of feed spool 10.Stretching out the outer spanner that arranges of the axle sleeve of falling feed spool 11, carrying out manually controlling and backstitching action.
The above-mentioned other end that backstitches electromagnet connecting rod 13 is provided with peristome, one end of the iron core 15 of electromagnet 14 is arranged in peristome, backstitches electromagnet link pin 24 and realizes being articulated and connected of the other end of seam electromagnet connecting rod 13 and the iron core 15 of electromagnet 14 through peristome and iron core 15.
While backstitching action, electromagnet 14 pull-cores 15, iron core 15 promotes to backstitch electromagnet connecting rod 13, by backstitching electromagnet connecting rod 13, promotes feed spool 10.The swing of the crank of falling feeding 10 promotes the connecting rods of falling feeding 3 and moves upward to drive and swing panel seat 2 swings and realize sewing machine feeding mechanism and enter and backstitch duty by backstitching crank-pin 12.The connecting rod of falling feeding 3 promotes the eccentric link pins of falling feeding 4 simultaneously, drives feed regulator 5 to swing around feed regulator axle sleeve 7 centers, and feed regulator 5 is simultaneously attached to stud head by V-arrangement opening and up-converts into another side and stick feeding adjusting double-screw bolt 8.By 5 two of feed regulators, swing extreme positions and retrain the position that swings panel seat 2 while just backstitching feeding.
Above-described embodiment is only one of preferred embodiment of the present utility model; not with this, limit practical range of the present utility model; therefore: all equivalences of doing according to shape of the present utility model, structure, principle change, within all should being covered by protection domain of the present utility model.

Claims (6)

1. Sewing machines backstitches electromagnet mechanism, it is characterized in that: include the swing panel seat swinging on base plate, swinging panel seat is connected with one end of the connecting rod of falling feeding, the other end of the connecting rod of falling feeding is connected with feed regulator by the bias link pin of falling feeding, the swinging axle of feed regulator is arranged in the feed regulator axle sleeve of relevant position on casing, the V-arrangement opening of feed regulator be arranged on casing on the feeding of relevant position regulate double-screw bolt contact to be connected, the middle part of the connecting rod of falling feeding is provided with prong, on prong, be provided with the crank of falling feeding, the other end of the crank of falling feeding with fall feed spool and be connected, the feed spool that falls is arranged in the axle sleeve of falling feed spool being fixed on casing, on the crank of falling feeding, be provided with and backstitch crank-pin, the one end that backstitches electromagnet connecting rod with backstitch crank and be connected, the head of the other end and electromagnet core is hinged, electromagnet is fixed on base plate by support, electromagnetic actuation iron core is realized driving and is backstitched action.
2. Sewing machines according to claim 1 backstitches electromagnet mechanism, it is characterized in that: on the described connecting rod of falling feeding, be provided with spring supporting pin, on the base plate of electromagnet one side, be provided with extension spring fixed head, the two ends of extension spring are connected on spring supporting pin and extension spring fixed head, and extension spring is controlled the connecting rod of falling feeding and resetted.
3. Sewing machines according to claim 1 backstitches electromagnet mechanism, it is characterized in that: described support is to include installing plate, electromagnet is arranged on installing plate, on installing plate, be provided with through hole, the afterbody of electromagnet core stretches out outside through hole, is provided with a support bar and is connected with base plate with two support columns on installing plate.
4. Sewing machines according to claim 1 backstitches electromagnet mechanism, it is characterized in that: the left end of described swing panel seat is provided with left alignment pin, right-hand member is provided with right alignment pin, and left alignment pin is connected with base plate with right alignment pin, swings panel seat and swings around left alignment pin and right alignment pin.
5. Sewing machines according to claim 1 backstitches electromagnet mechanism, it is characterized in that: stretch out outside the axle sleeve of falling feed spool the described outer end of feed spool.
6. Sewing machines according to claim 1 backstitches electromagnet mechanism, it is characterized in that: the described other end that backstitches electromagnet connecting rod is provided with peristome, one end of the iron core of electromagnet is arranged in peristome, backstitches electromagnet link pin and realizes being articulated and connected of the other end of seam electromagnet connecting rod and the iron core of electromagnet through peristome and iron core.
CN201420047146.7U 2014-01-24 2014-01-24 Sewing machine backstitch electromagnet mechanism Expired - Lifetime CN203754986U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420047146.7U CN203754986U (en) 2014-01-24 2014-01-24 Sewing machine backstitch electromagnet mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420047146.7U CN203754986U (en) 2014-01-24 2014-01-24 Sewing machine backstitch electromagnet mechanism

Publications (1)

Publication Number Publication Date
CN203754986U true CN203754986U (en) 2014-08-06

Family

ID=51250285

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420047146.7U Expired - Lifetime CN203754986U (en) 2014-01-24 2014-01-24 Sewing machine backstitch electromagnet mechanism

Country Status (1)

Country Link
CN (1) CN203754986U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108457006A (en) * 2018-05-08 2018-08-28 浙江美机缝纫机有限公司 A kind of sewing machine and its can needle space changable mechanism
CN111118752A (en) * 2020-02-25 2020-05-08 杰克缝纫机股份有限公司 Sewing machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108457006A (en) * 2018-05-08 2018-08-28 浙江美机缝纫机有限公司 A kind of sewing machine and its can needle space changable mechanism
CN111118752A (en) * 2020-02-25 2020-05-08 杰克缝纫机股份有限公司 Sewing machine
CN111118752B (en) * 2020-02-25 2021-10-15 杰克缝纫机股份有限公司 Sewing machine

Similar Documents

Publication Publication Date Title
CN108611769B (en) Sewing machine
CN203411763U (en) Synchronous feeding device of sewing machine
CN204174394U (en) A kind of automatic needle-foot-lifting mechanism of Sewing machines
CN203754986U (en) Sewing machine backstitch electromagnet mechanism
CN107237055B (en) Presser foot structure of sewing machine
CN201649920U (en) Buffer hinge device for furniture door
CN206580985U (en) A kind of sewing machine
CN205501597U (en) Presser foot lifting device of sewing machine
CN202374656U (en) Electronic automatic control balancer
CN103966773B (en) A kind of sewing-machine automatic needle-foot-lifting device
CN206591257U (en) Presser foot drive in a kind of sewing machine
CN204343014U (en) A kind of computer flat sewing machine automatic needle-foot-lifting structure
CN204959246U (en) Sewing machine's backstitch structure
CN204148854U (en) Block selecting rocker arm assembly assembly equipment
CN201785603U (en) Automatic presser foot raising mechanism of industrial flat bed sewing machine
CN205035619U (en) Actuating mechanism of sweater intelligence take -up device in to mesh sewing machine
CN205707600U (en) A kind of automatic bag supporting mechanism
CN108796841B (en) Sewing machine
CN205297110U (en) Two -stage process mechanical resistance buddhist nun cushions hinge
CN104308529A (en) Gear selecting rocker arm component assembly equipment
CN204370148U (en) Rear-mounted presser feet lifts pressure device
CN103168551B (en) Portable grass-mowing machine
CN201517163U (en) A decompression mechanism of swing needle bar frame of the buttonhole machine
CN202055018U (en) Slide bar type needle bar transmission device of overlock machine
CN102505364A (en) Normal feed and reverse feed driving mechanism for roller presser foot of roller postbed sewing machine

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: JACK SEWING CO., LTD.

Free format text: FORMER NAME: NEW JACK SEWING MACHINE CO., LTD.

CP03 Change of name, title or address

Address after: 318000 Taizhou Airport Road, Jiaojiang District, Zhejiang, No. 15

Patentee after: JACK SEWING MACHINE Co.,Ltd.

Address before: 318000 No. 15, Airport Road, Jiaojiang District, Zhejiang, Taizhou

Patentee before: NEW JACK SEWING MACHINE Co.,Ltd.

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 318000 no.1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province

Patentee after: Jack Technology Co.,Ltd.

Address before: 318000 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou

Patentee before: JACK SEWING MACHINE Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140806