CN207130441U - The cloth-feeding system of sewing machine - Google Patents
The cloth-feeding system of sewing machine Download PDFInfo
- Publication number
- CN207130441U CN207130441U CN201720808287.XU CN201720808287U CN207130441U CN 207130441 U CN207130441 U CN 207130441U CN 201720808287 U CN201720808287 U CN 201720808287U CN 207130441 U CN207130441 U CN 207130441U
- Authority
- CN
- China
- Prior art keywords
- cloth
- stepper motor
- needle
- work feed
- needle gage
- 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 - Fee Related
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 18
- 239000004744 fabric Substances 0.000 claims abstract description 41
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
A kind of cloth-feeding system of sewing machine, including feed dog, retainer is connected with feed dog, cloth pushing shaft is connected with retainer, work feed drive rod is connected with cloth pushing shaft, work feed connecting rod is connected with work feed drive rod, cloth feeding crank is connected with work feed connecting rod, feed eccentric is provided with cloth feeding crank, lower axle is connected with feed eccentric, ball is connected with work feed connecting rod, needle pitch base is connected with ball, needle gage seat support is provided with needle pitch base, needle gage width gear is provided between needle gage seat support and needle pitch base, the side of needle gage seat support is provided with stepper motor support, needle gage seat support is connected by screw stepper motor support, stepper motor is provided with rear side of stepper motor support, stepper motor gear is connected with stepper motor.The utility model has the advantages that：Part is few, occupies little space, and integrated level is high, and needle gage precision is high, and stability is good.
Description
Technical field
It the utility model is related to sewing machine technique field, more particularly to a kind of cloth-feeding system of sewing machine.
Background technology
At present, the common sewing machine installation of in the market is all traditional work feed mechanical system, this traditional cloth feed machine
Tool system has a drawback in that：Needle gage low precision, part is more, and space-consuming is big, and stability is poor, complicated, practical application
Effect is undesirable.
Utility model content
The utility model will solve the above-mentioned problems of the prior art, there is provided a kind of cloth-feeding system of sewing machine, needle gage
Precision is high, meets the needs of sewing machine.
The utility model solves the technical scheme of its technical problem use：The cloth-feeding system of this sewing machine, including work feed
Tooth, the lower end of feed dog are connected with retainer, and the lower end of retainer is connected with cloth pushing shaft, and cloth pushing shaft is sent by retainer axis connection retainer
The lower end of cloth beam is connected with big top, and work feed drive rod, one end of work feed drive rod and work feed are connected with the side of cloth pushing shaft
Axis connection, the other end of work feed drive rod are connected with work feed connecting rod, cloth feeding crank, cloth feeding crank are connected with work feed connecting rod
On be provided with the feed eccentric for driving cloth feeding crank motion, the lower axle for driving feed eccentric to rotate is connected with feed eccentric, is sent
Ball is connected with cloth connecting rod, needle pitch base is connected with ball, ball is arranged in needle pitch base, and needle gage is provided with needle pitch base
Seat support, is provided with needle gage width gear between needle gage seat support and needle pitch base, the side of needle gage seat support is provided with stepper motor
Support, needle gage seat support are connected by screw stepper motor support, stepper motor, stepping are provided with rear side of stepper motor support
Stepper motor gear is connected with motor, stepper motor gear is located at the front side of stepper motor support, is provided with and nibbles on needle pitch base
Tooth is closed, stepper motor gear engages with engaging tooth, needle gage width gear.
Work feed drive rod is by work feed drive rod pin connection on cloth pushing shaft.
Spring is provided with screw.
The utility model has the advantages that：The cloth-feeding system of sewing machine of the present utility model, it is rational in infrastructure simple, use
Convenient, part is few, occupies little space, and integrated level is high, can be adjusted by stepper motor, stepper motor gear, needle gage width gear
The position angle of needle pitch base, needle gage precision being improved, make sewing needle distance precision high, stability is good, meanwhile, can by screw
The position of stepper motor support and needle gage seat support is adjusted, so as to adjust the angle of stepper motor and needle pitch base, makes stepper motor
Overlapped with the start angle of needle pitch base, ensure the needle gage precision of sewing machine cloth feeding system, it is ensured that high-precision cloth-feeding system realization,
Practical application effect is good, beneficial to popularization.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the explosive view of the utility model embodiment.
Description of reference numerals：Feed dog 1, retainer 2, cloth pushing shaft 3, retainer axle 4, big top 5, work feed drive rod 6, work feed connects
Extension bar 7, cloth feeding crank 8, feed eccentric 9, lower axle 10, ball 11, needle pitch base 12, needle gage seat support 13, screw 13-1, needle gage width
Gear 14, stepper motor support 15, stepper motor 16, stepper motor gear 17, engaging tooth 18, work feed driving lever pin 19, spring
20。
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to the drawings：The cloth-feeding system of this sewing machine in the present embodiment, including feed dog 1, the lower end of feed dog 1 connect
Retainer 2 is connected to, the lower end of retainer 2 is connected with cloth pushing shaft 3, and cloth pushing shaft 3 connects retainer 2, the lower end of cloth pushing shaft 3 by retainer axle 4
Big top 5 are connected with, is connected with work feed drive rod 6 on the side of cloth pushing shaft 3, one end and the cloth pushing shaft 3 of work feed drive rod 6 connect
Connect, the other end of work feed drive rod 6 is connected with work feed connecting rod 7, and cloth feeding crank 8, cloth feeding crank are connected with work feed connecting rod 7
The feed eccentric 9 for driving cloth feeding crank 8 to move is provided with 8, is connected with and is driven under the rotation of feed eccentric 9 on feed eccentric 9
Axle 10, ball 11 is connected with work feed connecting rod 7, needle pitch base 12 is connected with ball 11, ball 11 is arranged in needle pitch base 12,
Needle gage seat support 13 is provided with needle pitch base 12, needle gage width gear 14, pin are provided between needle gage seat support 13 and needle pitch base 12
Side away from seat support 13 is provided with stepper motor support 15, and needle gage seat support 13 passes through screw 13-1 connection stepper motor supports
15, the rear side of stepper motor support 15 is provided with stepper motor 16, and stepper motor gear 17, stepping are connected with stepper motor 16
Motor gear 17 is located at the front side of stepper motor support 15, is provided with engaging tooth 18 on needle pitch base 12, stepper motor gear 17 with
Engaging tooth 18, needle gage width gear 14 engage.
Work feed drive rod 6 drives lever pin 19 to be connected on cloth pushing shaft 3 by work feed.
Spring 20 is provided with screw 13-1.
There is electric-control system on stepper motor 16, and be circumscribed with power supply, stepper motor 16 drives stepper motor gear 17, step
Entering motor 17 drives needle gage width gear 14 and needle pitch base 12 to rotate, and so as to adjust the position angle of needle pitch base 12, improves needle gage essence
Degree, screw 13-1 can adjust the position of stepper motor support 15 and needle gage seat support 13, so as to adjust stepper motor 16 and pin
Angle away from seat 12, the start angle of stepper motor 16 and needle pitch base 12 is overlapped, ensure the needle gage essence of sewing machine cloth feeding system
Degree, it is ensured that high-precision cloth-feeding system realizes that feed eccentric 9 contacts with cloth feeding crank 8, and feed eccentric 9 drives work feed when moving
Crank 8 moves.
During work feed, lower axle 10, which is driven, does circle rotation, drives feed eccentric 9, cloth feeding crank 8, work feed connecting rod successively
7th, work feed drive rod 6, ball 11, work feed driving lever pin 19, cloth pushing shaft 3, retainer axle 4, retainer 2 and feed dog 1, ball 11 is in pin
Away from being slided up and down in seat 12, feed dog 1 does work feed action.
The characteristics of the utility model embodiment is：Rational in infrastructure simple, easy to use, part is few, occupies little space, and integrates
Degree is high, and the position angle of needle pitch base can be adjusted by stepper motor, stepper motor gear, needle gage width gear, improves needle gage essence
Degree, make sewing needle distance precision high, stability is good, meanwhile, stepper motor support and needle gage seat support can be adjusted by screw
Position, so as to adjust the angle of stepper motor and needle pitch base, make the start angle of stepper motor and needle pitch base overlap, ensure seam
Thread the needle gage precision of machine cloth-feeding system, it is ensured that high-precision cloth-feeding system realizes that practical application effect is good, beneficial to popularization.
Although the utility model is shown and described by reference to preferred embodiment, this specialty is common
Technical staff can make various change in form and details it is to be appreciated that in the range of claims.
Claims (3)
- A kind of 1. cloth-feeding system of sewing machine, it is characterised in that：Including feed dog (1), the lower end of the feed dog (1) is connected with Retainer (2), the lower end of the retainer (2) are connected with cloth pushing shaft (3), and the cloth pushing shaft (3) connects retainer by retainer axle (4) (2), the lower end of the cloth pushing shaft (3) is connected with big top (5), and work feed drive rod is connected with the side of the cloth pushing shaft (3) (6), one end of the work feed drive rod (6) is connected with cloth pushing shaft (3), and the other end of the work feed drive rod (6), which is connected with, to be sent Cloth connecting rod (7), cloth feeding crank (8) is connected with the work feed connecting rod (7), drive is provided with the cloth feeding crank (8) The feed eccentric (9) of cloth feeding crank (8) motion, the lower axle for driving feed eccentric (9) to rotate is connected with the feed eccentric (9) (10) ball (11), is connected with the work feed connecting rod (7), needle pitch base (12), the circle are connected with the ball (11) Ball (11) is arranged in needle pitch base (12), and needle gage seat support (13), the needle gage seat support are provided with the needle pitch base (12) (13) needle gage width gear (14) is provided between needle pitch base (12), the side of the needle gage seat support (13) is provided with stepping horse Up to support (15), the needle gage seat support (13) connects stepper motor support (15), the stepper motor by screw (13-1) Stepper motor (16) is provided with rear side of support (15), stepper motor gear (17), institute are connected with the stepper motor (16) The front side that stepper motor gear (17) is located at stepper motor support (15) is stated, engaging tooth is provided with the needle pitch base (12) (18), the stepper motor gear (17) is engaged with engaging tooth (18), needle gage width gear (14).
- 2. the cloth-feeding system of sewing machine according to claim 1, it is characterised in that：The work feed drive rod (6) is by sending Cloth driving lever pin (19) is connected on cloth pushing shaft (3).
- 3. the cloth-feeding system of sewing machine according to claim 1, it is characterised in that：Bullet is provided with the screw (13-1) Spring (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808287.XU CN207130441U (en) | 2017-07-05 | 2017-07-05 | The cloth-feeding system of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808287.XU CN207130441U (en) | 2017-07-05 | 2017-07-05 | The cloth-feeding system of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207130441U true CN207130441U (en) | 2018-03-23 |
Family
ID=61633373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720808287.XU Expired - Fee Related CN207130441U (en) | 2017-07-05 | 2017-07-05 | The cloth-feeding system of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207130441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4144905A1 (en) * | 2021-09-01 | 2023-03-08 | Zeng Hsing Industrial Co., Ltd. | Sewing machine with a feed dog device |
-
2017
- 2017-07-05 CN CN201720808287.XU patent/CN207130441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4144905A1 (en) * | 2021-09-01 | 2023-03-08 | Zeng Hsing Industrial Co., Ltd. | Sewing machine with a feed dog device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 |