CN109629124A - Sewing machine and sewing needle distance regulation limiting device - Google Patents
Sewing machine and sewing needle distance regulation limiting device Download PDFInfo
- Publication number
- CN109629124A CN109629124A CN201910002698.3A CN201910002698A CN109629124A CN 109629124 A CN109629124 A CN 109629124A CN 201910002698 A CN201910002698 A CN 201910002698A CN 109629124 A CN109629124 A CN 109629124A
- Authority
- CN
- China
- Prior art keywords
- driver
- transmission component
- limiting device
- sewing needle
- gag lever
- 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.)
- Granted
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/22—Work-feeding means with means for setting length of stitch
Abstract
The invention discloses a kind of sewing machine and sewing needle distance regulation limiting devices, sewing needle distance regulation limiting device includes: that needle gage adjusts component, including the first driver, first driver is connected with guide rod by the first transmission component, guide rod is for driving needle gage to adjust small rod movement, guide rod is slidably connected in guide sleeve, and the first driver is used to drive guide rod in guide sleeve linear movement by the first transmission component；Limit assembly, including the second driver, the second driver are connected with gag lever post by the second transmission component, and gag lever post under the driving of the second driver for moving, to lock or unlock the first transmission component.Locking process after being adjusted using the first driver control needle gage adjustment process corresponding with the second driver and needle gage, efficiency is higher, and sewing needle distance adjusts higher with the degree of automation of limit process.
Description
Technical field
The present invention relates to technical field of sewing equipment, in particular to a kind of sewing machine and sewing needle distance adjust limit dress
It sets.
Background technique
Currently, the needle gage of industrial sewing machine is usually that knob manually adjusts, after manually adjusting needle gage, it to be manually inserted into fixation
Limiting mechanism position is sold, prevents needle gage from changing, although this method is simple, efficiency is lower, and the degree of automation is low
Therefore, how more efficiently to carry out sewing needle distance to adjust and limit, be that those skilled in the art need at present
The technical issues of solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of sewing needle distance regulation limiting device, it can be more efficiently
Sewing needle distance is carried out to adjust and limit.It include that above-mentioned sewing needle distance adjusts limit it is a further object of the present invention to provide one kind
The sewing machine of device can more efficiently carry out sewing needle distance and adjust and limit.
To achieve the above object, the invention provides the following technical scheme:
A kind of sewing needle distance regulation limiting device, comprising:
Needle gage adjusts component, including the first driver, first driver are connected with guide rod by the first transmission component,
The guide rod is for driving needle gage to adjust small rod movement, and the guide rod is slidably connected in guide sleeve, and first driver is used
Drive the guide rod in the guide sleeve linear movement in passing through first transmission component；
Limit assembly, including the second driver, second driver are connected with gag lever post by the second transmission component, institute
Gag lever post is stated for moving under the driving of second driver, to lock or unlock first transmission component.
Preferably, the gag lever post is Limit screw, and the Limit screw is threadedly engaged with stop nut, and the limit
Nut is fixed on casing, and the stop nut and the Limit screw constitute feed screw nut's assembly.
Preferably, first transmission component includes gear set, and the central rotating shaft of one of them gear with it is described
Gag lever post matches, to lock or unlock first transmission component.
Preferably, the gear set includes the driven gear that driving gear and engagement are connected to the driving gear, described
The central axis of driving gear is fixed on the output shaft of first driver, and the central rotating shaft is the center of the driven gear
Axis；First transmission component further includes the crank for the central axis that one end is fixedly connected on the driving gear and is connected to described
Connecting rod between the other end of crank and the guide rod.
Preferably, the direction of motion of the gag lever post is the radial motion along the central rotating shaft.
Preferably, coaxial on the central rotating shaft and be fixed with ratchet, the gag lever post be equipped with for the spine
Wheel is meshed to lock the ratchet of the central rotating shaft.
Preferably, first driver and second driver are stepper motor, first driver and institute
The second driver is stated to be connected separately in DPS master control borad.
Preferably, second transmission component includes being connected to the driving pulley of the output shaft of second driver and leading to
The driven pulley that toothed belt transmission connects the driving pulley is crossed, the gag lever post is threadedly connected to the center of the driven pulley
Axis.
A kind of sewing machine, including sewing needle distance regulation limiting device as described in any one of the above embodiments.
Sewing needle distance regulation limiting device provided by the invention includes that needle gage adjusts component and limit assembly.Needle gage is adjusted
Component includes the first driver, and the first driver is connected with guide rod by the first transmission component, and guide rod is for driving needle gage to adjust
Small rod movement, guide rod are slidably connected in guide sleeve, and the first driver is used to drive guide rod in guide sleeve by the first transmission component
Linear movement.Limit assembly includes the second driver, and the second driver is connected with gag lever post by the second transmission component, is limited
Bar under the driving of the second driver for moving, to lock or unlock the first transmission component.
Locking after being adjusted using the first driver control needle gage adjustment process corresponding with the second driver and needle gage
Journey, efficiency is higher, and sewing needle distance adjusts higher with the degree of automation of limit process.
Sewing machine provided by the invention including above-mentioned sewing needle distance regulation limiting device, can more efficiently carry out
Sewing needle distance adjusts and limit.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the main view of sewing needle distance regulation limiting device provided by the present invention；
Fig. 2 is the rearview of sewing needle distance regulation limiting device provided by the present invention；
Fig. 3 is step motor control figure in sewing needle distance regulation limiting device provided by the present invention；
Fig. 4 is the first structure figure of sewing machine applied by sewing needle distance regulation limiting device provided by the present invention；
Fig. 5 is the second structure chart of sewing machine applied by sewing needle distance regulation limiting device provided by the present invention；
Fig. 6 is the structure chart of sewing machine provided by the present invention.
Appended drawing reference:
1- guide sleeve, 2- guide rod, 3- connecting rod, 4- crank, the second driver of 5-, the first driver of 6-, 7- driving pulley, 8- are same
Walk band, 9- driven pulley, 10- gag lever post, 11- stop nut, 12- driving gear, 13- driven gear, 14- central rotating shaft, 15-
Stepper motor driving plate, 16- main shaft, 17- lift tooth connecting rod, 18- feeding connecting rod, 19- needle gage adjusting small rod, 20- retainer seat,
21- retainer, 22- feed dog, 23- feed lifting rock shaft crank, 24- feed spool, 25- feed lifting rock shaft, 26- backstitch spanner, and 27- needle gage adjusts Dalian
Bar, 28- feeding swing rod, 29- feeding small rod, 30- feeding crank, 31-DPS master control borad.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of sewing needle distance regulation limiting device, can more efficiently carry out sewing machine
Needle gage adjusts and limit.Another core of the invention is to provide a kind of sewing including above-mentioned sewing needle distance regulation limiting device
Machine can more efficiently carry out sewing needle distance and adjust and limit.
In the description of the present invention, it should be noted that for ease of description, axial direction, circumferential direction, radial direction are with central rotating shaft
On the basis of rotation centerline.In addition, first, second is used for description purposes only, it is not understood to indicate or imply relatively important
Property.
In a kind of specific embodiment of sewing needle distance regulation limiting device provided by the present invention, Fig. 1 to Fig. 6 is please referred to,
Component and limit assembly are adjusted including needle gage.
It includes the first driver 6 that needle gage, which adjusts component, and the first driver is connected with guide rod 2 by the first transmission component, leads
Bar 2 is moved for driving needle gage to adjust small rod 19, and guide rod 2 is slidably connected in guide sleeve 1.First driver 6 is used for by the
One transmission component drives guide rod 2 in 1 linear movement of guide sleeve, and the movement of guide rod 2 can drive needle gage to adjust small rod 19 and move,
With metering needle away from.Wherein, needle gage adjust small rod 19 be in sewing machine for metering needle away from component, other and needle gage adjust phase
The component of pass can refer to the prior art.
Limit assembly includes the second driver 5, and the second driver 5 connects gag lever post 10, limit by the second transmission component
Bar 10 under the driving of the second driver 5 for moving, to lock or unlock the first transmission component
In the present embodiment, using the first driver 6 control needle gage adjustment process corresponding with the second driver 5 and needle gage tune
Locking process after section, efficiency is higher, and sewing needle distance adjusts higher with the degree of automation of limit process.
On the basis of the above embodiments, gag lever post 10 is specifically as follows Limit screw, Limit screw and stop nut 11
It is threadedly engaged, and stop nut 11 is fixed on casing, Limit screw and stop nut 11 constitute feed screw nut's assembly.
In the present embodiment, by the limit of stop nut 11, under the driving of the second driver 5, Limit screw can be into
Row linear motion, thus close to or far from central rotating shaft 14, it can be locked by screw thread between Limit screw and stop nut 11,
The reliable braking for realizing needle gage regulating mechanism, guarantees the stabilization of needle gage, reliable lock.
Certainly, in other embodiments, gag lever post 10 can be telescopic rod or other structures.
On the basis of the above embodiments, the first transmission component may include gear set, and the center of one of gear
Shaft 14 is matched with gag lever post 10, to lock or unlock the first transmission component.Gear-driven transmission accuracy is higher.When second
After driver 5 drives gag lever post 10 to be close to the central rotating shaft 14 movement and locked-center shaft 14, central rotating shaft 14 i.e. cannot be again
Rotation, mutually should be avoided the first transmission component and remains in operation；When the second driver 5 driving gag lever post 10 is moved far from central rotating shaft 14
After unlock, central rotating shaft 14 can be continued to rotate, and the first transmission component can continue to be driven.
On the basis of the above embodiments, gear set can specifically include driving gear 12 and engagement is connected to driving gear
12 driven gear 13, the central axis of driving gear are fixed on the output shaft of the first driver 6, and central rotating shaft 14 is driven gear
Central axis.Wherein, gear is mutually fixed with central shaft.Meanwhile first transmission component further include that one end is fixedly connected on
The crank 4 of the central axis of driving gear and the connecting rod 3 being connected between the other end of crank 4 and guide rod 2.Connecting rod 3 and crank 4 and
Guide rod 2 is hinged.Driven gear, locking driving gear and crank can be locked by locked-center shaft, is realized to needle
Away from the locking for adjusting small rod 19.
On the basis of the above embodiments, the direction of motion of gag lever post 10 is the radial motion along central rotating shaft 14, that is,
Gag lever post 10 being radially orientated or moving far from central rotating shaft 14 along central rotating shaft 14, can reduce the device in central rotating shaft
Occupied space in 14 axial directions.
On the basis of the above embodiments, ratchet, and ratchet and central rotating shaft 14 can be fixedly installed on central rotating shaft 14
Coaxial arrangement.Can be set on gag lever post 10 for being meshed with ratchet with the ratchet of locked-center shaft 14, by ratchet with
The reliable clamping central rotating shaft 14 of the cooperation of ratchet.
Certainly, in other embodiments, central rotating shaft 14 can also be by contacting the friction of generation between gag lever post 10
Power or other modes realize locking.
Based on any of the above embodiments, the first driver 6 and the second driver 5 can be stepper motor, the
One driver 6 and the second driver 5 are connected separately in DPS master control borad 31, carry out unification by 31 pairs of the two of DPS master control borad
Control, double stepper motors cooperate, and realize the automation that needle gage is adjusted.Specifically, the first driver 6 and the second driver 5
It can be connected separately stepper motor driving plate 15,15 signal of stepper motor driving plate connects DPS master control borad 31.
Based on any of the above embodiments, the second transmission component can be V belt translation component, the stationarity of transmission compared with
It is high.
Specifically, V belt translation component may include being fixed on the driving pulley 7 of the output shaft of the second driver 5 and by same
The transmission connection of band 8 is walked in the driven pulley 9 of driving pulley 7, gag lever post 10 can specifically be threadedly connected to the center of driven pulley 9
Axis drives gag lever post linear motion by the rotation of driven pulley.
In a kind of specific control process, the first driver 6 drives driving gear 12, and driving gear 12 drives driven gear
13, and then central rotating shaft 14 is rotated, crank 4 drives connecting rod 3, and connecting rod 3 drives guide rod 2, and crank 4, connecting rod 3 and guide rod 2 are constituted
Crank block component, guide rod 2 do straight reciprocating motion in guide sleeve 1, and guide rod 2 drives needle gage to adjust small rod 19, to realize
The adjusting of needle gage.Wherein, it can control the stroke of guide rod 2 by controlling the step number of the first driver 6.Second driver 5 drives
Driving pulley 7, driving pulley 7 drive driven pulley 9 by synchronous belt 8, and driven pulley 9 drives Limit screw, and Limit screw can
To move up and down in stop nut 11, and it is stuck to central rotating shaft 14 using the self-lock mechanism of screw-driven, it realizes entire
Needle gage adjustment structure locks.First driver 6 and the second driver 5 can power off, with reach protection motor, extend the service life,
Save the purpose of electric energy.If necessary to metering needle away from the second driver 5 powers on antiport, unclamps the limit on central rotating shaft 14
Position screw rod, the first driver 6 carry out corresponding needle gage adjusting.
Certainly, in other embodiments, the first driver, the second driver can also be the drivings such as cylinder, hydraulic cylinder dress
It sets.In addition, the first transmission component can also be V belt translation component, the second transmission component can also be gear-driven assembly.
In addition to above-mentioned sewing needle distance regulation limiting device, the present invention also provides a kind of sewing machine, which includes
Sewing needle distance regulation limiting device is specifically as follows the sewing needle distance provided in any of the above embodiment and adjusts limit dress
It sets, beneficial effect can be accordingly with reference to above each embodiment.Wherein, guide rod can be articulated with needle gage and adjust small rod 19.It should
Refer to the prior art for the structure of other each sections of sewing machine, and repeats no more herein.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Sewing machine provided by the present invention and its sewing needle distance regulation limiting device are described in detail above.This
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention.It should be pointed out that for those skilled in the art,
Without departing from the principles of the invention, can be with several improvements and modifications are made to the present invention, these improvement and modification are also fallen
Enter in the protection scope of the claims in the present invention.
Claims (9)
1. a kind of sewing needle distance regulation limiting device characterized by comprising
Needle gage adjusts component, including the first driver (6), and first driver (6) is connected with by the first transmission component leads
Bar (2), for the guide rod (2) for driving needle gage to adjust small rod (19) movement, the guide rod (2) is slidably connected to guide sleeve (1)
In, first driver (6) is used to drive the guide rod (2) straight in the guide sleeve (1) by first transmission component
Line movement；
Limit assembly, including the second driver (5), second driver (5) are connected with gag lever post by the second transmission component
(10), the gag lever post (10) is passed for moving under the driving of second driver (5) with locking or unlocking described first
Dynamic component.
2. sewing needle distance regulation limiting device according to claim 1, which is characterized in that the gag lever post (10) is limited
Position screw rod, the Limit screw is threadedly engaged with stop nut (11), and the stop nut (11) is fixed on casing, the limit
Position nut (11) and the Limit screw constitute feed screw nut's assembly.
3. sewing needle distance regulation limiting device according to claim 2, which is characterized in that the first transmission component packet
Gear set is included, and the central rotating shaft (14) of one of them gear is matched with the gag lever post (10), to lock or unlock
First transmission component.
4. sewing needle distance regulation limiting device according to claim 3, which is characterized in that the gear set includes actively
Gear (12) and engagement are connected to the driven gear (13) of the driving gear (12), and the central axis of the driving gear (12) is solid
Due to the output shaft of first driver (6), the central rotating shaft (14) is the central axis of the driven gear；Described first
Transmission component further includes the crank (4) for the central axis that one end is fixedly connected on the driving gear (12) and is connected to the crank
(4) the connecting rod (3) between the other end and the guide rod (2).
5. sewing needle distance regulation limiting device according to claim 3, which is characterized in that the fortune of the gag lever post (10)
Dynamic direction is the radial motion along the central rotating shaft (14).
6. sewing needle distance regulation limiting device according to claim 3, which is characterized in that on the central rotating shaft (14)
Coaxially and it is fixed with ratchet, the gag lever post (10) is equipped with for being meshed with the ratchet to lock the central rotating shaft
(14) ratchet.
7. sewing needle distance regulation limiting device according to any one of claims 1 to 6, which is characterized in that described first
Driver (6) and second driver (5) are stepper motor, first driver (6) and second driver (5)
It is connected separately in DPS master control borad (31).
8. sewing needle distance regulation limiting device according to claim 7, which is characterized in that the second transmission component packet
Include the driving pulley (7) for being connected to the output shaft of second driver (5) and by synchronous belt (8) transmission connection active
The driven pulley (9) of belt wheel (7), the gag lever post (10) are threadedly connected to the central axis of the driven pulley (9).
9. a kind of sewing machine, which is characterized in that adjust limit dress including the described in any item sewing needle distances of claim 1 to 8
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002698.3A CN109629124B (en) | 2019-01-02 | 2019-01-02 | Sewing machine and sewing machine needle distance adjusting and limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910002698.3A CN109629124B (en) | 2019-01-02 | 2019-01-02 | Sewing machine and sewing machine needle distance adjusting and limiting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109629124A true CN109629124A (en) | 2019-04-16 |
| CN109629124B CN109629124B (en) | 2021-02-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910002698.3A Active CN109629124B (en) | 2019-01-02 | 2019-01-02 | Sewing machine and sewing machine needle distance adjusting and limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109629124B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246191A (en) * | 2021-04-23 | 2021-08-13 | 潍坊职业学院 | Adjustable onion shredding machine |
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| 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 |
| CN202865566U (en) * | 2012-11-01 | 2013-04-10 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Needle pitch automatic adjusting mechanism of sewing machine |
| CN203440614U (en) * | 2013-05-02 | 2014-02-19 | 新杰克缝纫机股份有限公司 | Control device for needle distance of sewing machine |
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| CN207176226U (en) * | 2017-05-18 | 2018-04-03 | 安徽金泰自动化设备有限公司 | A kind of Novel roller car feed mechanism |
| CN108286133A (en) * | 2018-03-23 | 2018-07-17 | 浙江美机缝纫机有限公司 | The close joint device of sewing machine |
| CN108796841A (en) * | 2018-06-29 | 2018-11-13 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3472119D1 (en) * | 1983-02-25 | 1988-07-21 | Microdynamics Inc | A method and apparatus for sewing mitered corners on a split needle bar 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 |
| CN202865566U (en) * | 2012-11-01 | 2013-04-10 | 中国标准缝纫机公司上海惠工缝纫机三厂 | Needle pitch automatic adjusting mechanism of sewing machine |
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| CN205258803U (en) * | 2015-12-29 | 2016-05-25 | 西安标准工业股份有限公司 | Industrial sewing machine with gauge needle is transferred to electron |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246191A (en) * | 2021-04-23 | 2021-08-13 | 潍坊职业学院 | Adjustable onion shredding machine |
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| Publication number | Publication date |
|---|---|
| CN109629124B (en) | 2021-02-09 |
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