CN201106092Y - Sewing machine - Google Patents
Sewing machine Download PDFInfo
- Publication number
- CN201106092Y CN201106092Y CNU2007201744141U CN200720174414U CN201106092Y CN 201106092 Y CN201106092 Y CN 201106092Y CN U2007201744141 U CNU2007201744141 U CN U2007201744141U CN 200720174414 U CN200720174414 U CN 200720174414U CN 201106092 Y CN201106092 Y CN 201106092Y
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- CN
- China
- Prior art keywords
- pin
- propelling movement
- mentioned
- movement amount
- sewing
- 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
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Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
- D05B69/12—Electrical or electromagnetic drives using rotary electric motors
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B19/00—Programme-controlled sewing machines
- D05B19/02—Sewing machines having electronic memory or microprocessor control unit
- D05B19/12—Sewing machines having electronic memory or microprocessor control unit characterised by control of operation of machine
- D05B19/14—Control of needle movement, e.g. varying amplitude or period of needle movement
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/14—Needle-bar drives
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a sewing machine, in particular to a sewing machine that automatically facilitates the push amount of needles to be fully in accordance with the push amount of fabrics. The sewing machine comprises the needles which can move up and down with the rotation of a main shaft motor, a feeding mechanism which can be matched with an upper roller and a lower roller to push sewed material towards the set direction under a driving of a fabric-feeding motor and a needle feeding mechanism which pushes the needles according to the direction of feeding the sewed material under the effect of the feeding mechanism. The needle feeding mechanism comprises a needle feeding motor driven by the push amount of the needles input based on an input way, the swing axle of a needle bar which is rotated by driving of rotating force of the needle feeding motor, a swing span which is fixed at one end of the swing axle of the needle bar so as to support the swing axle of the needle bar and the sewing machine which swings the needle bar of the needle driven by the driving force of the swing axle of the needle bar. Line trace is even and beautiful. The sewing machine can lead the push amount of the needles to be fully in accordance with the push amount of the fabrics, facilitates the line trace to be even and beautiful and has more convenient operation.
Description
Technical field
The utility model relates to a kind of Sewing machines, particularly relates to a kind ofly making pin propelling movement amount and cloth propelling movement measure on all four Sewing machines automatically, and stitching is evenly attractive in appearance, and is more convenient to operate.
Background technology
In general, when making jeans uniform thickness material, generally use Sewing machine with needle feed.Bad in order to prevent that work feed from appearring in sewing, this Sewing machines is after inserting pin on the sewing, and is synchronous with work feed, pin pressed cloth feeding direction push.
Below, in conjunction with Fig. 1 and Fig. 2 traditional Sewing machine with needle feed is described.
Fig. 1 is a Sewing machine with needle feed main body structure schematic diagram, and Fig. 2 is the structural representation of the feed mechanism of Sewing machine with needle feed body.As shown in Figure 1, the Sewing machine with needle feed body comprises: the pillar 3 of possess the support 1 of solid bobbin winoler, holding up at the right-hand member of above-mentioned support 1 and prolong and the head 5 that forms in the upper end of above-mentioned pillar 3 and by the direction that is roughly parallel to support 1.
Above-mentioned Sewing machine with needle feed body, the drive that also is included in the rotary driving force of spindle motor 10 push down the pin feed mechanism of pin 26 and the feed mechanism of propelling movement sewing under the drive of the rotary driving force of work feed motor (not illustrating).
At first, describe as follows in conjunction with Fig. 1 to the pin feed mechanism.
The pin feed mechanism comprises: first belt wheel 12 that is fixed in spindle motor 10 rotating shafts; By synchronously with 13 second belt wheels 14 that link to each other with first belt wheel 12; Be installed in the pivot of second belt wheel 14 and axle 20 on rotating under the drive of the rotary driving force of second belt wheel 14; Link to each other the shank swinging axle 27 that shank 25 is swung along with the rotation of last axle 20 by a plurality of linkages and eccentric cam 23 with last axle 20.Generally speaking, in Sewing machine with needle feed, moving of the left and right directions of pin relies on the rotation of spindle motor 10.Wherein, unaccounted Reference numeral 11 is that lower shaft, Reference numeral 39 are lower roll.Secondly, in conjunction with Fig. 2 feed mechanism is described as follows.For with Fig. 1 in identical member, Fig. 2 marks with identical Reference numeral.
Feed mechanism comprises: by synchronously with 32, the 35 a plurality of belt wheels 33,34,36 that link to each other with the belt wheel 31 that is fixed on work feed motor 30 rotating shafts; Work feed driving shaft 37 with a plurality of belt wheel 31,33,34,36 interlock rotations; Be installed on the work feed driving shaft 37 and the top roll (not illustrating) and the lower roll 39 of rotation under rotary driving force drives.
Therefore, when work feed motor 30 drove, work feed driving shaft 37 rotated under the drive of the rotary driving force that is transmitted successively by a plurality of belt wheels 31,33,34,36, and after work feed driving shaft 37 rotated, top roll and lower roll 39 rotated, and push the sewing that is clipped in wherein.
But traditional Sewing machine with needle feed of said structure has following problem.
The pin feed mechanism is independent separately with the feed mechanism that is used for pushing sewing, do not form the connection of machinery or electronics mode, therefore adjust work feed during opportunity, be difficult to make the amount in accordance with regulations of inserting a needle into behind the sewing push pin the pin feed mechanism pin propelling movement amount and to utilize roller to push the cloth propelling movement amount of feed mechanism of cloth in full accord, and pin propelling movement amount and cloth propelling movement amount are inconsistent, can cause sewing quality to descend.
In addition, when pushing pin,, need the artificial amount of spin of adjusting eccentric cam in order to adjust pin propelling movement amount in the Mechanical Driven mode.At this moment, the operator distinguishes that with the naked eye the pedestrian's wage adjustment of going forward side by side of the amount of spin of eccentric cam is whole, so precision reduces, and is difficult to accurately set pin propelling movement amount.
The utility model content
Therefore, the utility model is intended to solve the problem of above-mentioned conventional art.The purpose of this utility model is, provide and possess the shank swinging axle motor that is used for driving the shank swinging axle that is independent of spindle motor, and equipment can be controlled the electronic control unit of above-mentioned shank swinging axle motor with electronic type, thereby can make in the processing procedure a series of, each makes the pin propelling movement amount of form individual settings, and can easily set pin propelling movement amount, easily whether setting carries out the Sewing machines that pin pushes.
Sewing machines of the present utility model comprises: the pin that can move up and down along with the rotation of spindle motor; Under the driving of work feed motor, cooperate the feed mechanism that pushes sewing to direction initialization by top roll and lower roll; Under the effect of above-mentioned feed mechanism, push by the direction that pushes sewing in the Sewing machines of pin feed mechanism of above-mentioned pin.Described pin feed mechanism comprises: the pin feeding motor that the pin propelling movement amount of importing based on input medium drives; The shank swinging axle that under the rotary power of above-mentioned pin feeding motor drives, rotates; Be anchored on the swing span of an end of above-mentioned shank swinging axle in order to support above-mentioned shank swinging axle; And the Sewing machines of the shank of the pin below the drive lower swing of the driving force of above-mentioned shank swinging axle.
Above-mentioned shank swinging axle is to be connected to the rotary middle spindle of second belt wheel of the rotating shaft that is fixed in above-mentioned pin feeding motor by first belt wheel and synchronous band.Above-mentioned input medium is that pin propelling movement amount is because of the different electronic type input knob of rotation amount.Above-mentioned input medium is that the user directly increases and decreases numerical value by the up/down key, thereby changes the key input mode of pin propelling movement amount.Above-mentioned input medium is that the user increases and decreases numerical value by stirring sliding button, thereby changes the sliding button mode of operation of pin propelling movement amount.By above-mentioned input medium input pin propelling movement amount or cloth propelling movement measure both one of, i.e. another propelling movement amount of automatic setting.
According to the utility model, be provided with separately and be used for directly shaking the pin feeding motor of shank swinging axle, but the pin propelling movement amount imported from input medium of control and cloth propelling movement amount etc. automatically can make pin propelling movement amount and cloth propelling movement amount in full accord, make stitching evenly attractive in appearance.
In addition, according to the utility model, with the pin feeding that is controlled by an electronic control unit motor driving needle bar swinging axle, but individual settings pin propelling movement amount, and can set pin propelling movement amount easily, rapidly, easily whether setting carries out the pin propelling movement.
Description of drawings
Fig. 1 is a Sewing machine with needle feed main body structure schematic diagram;
Fig. 2 is the structural representation of the feed mechanism of Sewing machine with needle feed body;
Fig. 3 is a Sewing machines main body structure schematic diagram in the utility model;
Fig. 4 is the structural representation of sewing machine operation panel in the utility model;
Fig. 5 is the block diagram of the control system of sewing organic electronic control module in the utility model.
The specific embodiment
To achieve these goals, the utility model provides a kind of Sewing machines.This Sewing machines comprises: the pin that moves up and down along with the rotation of spindle motor; Under the driving of work feed motor, cooperate the feed mechanism that pushes sewing to direction initialization by top roll and lower roll; Under the effect of above-mentioned feed mechanism, push the pin feed mechanism of above-mentioned pin by the direction that pushes sewing.Above-mentioned pin feed mechanism comprises the pin feeding motor based on the pin propelling movement amount driving of input medium input; The shank swinging axle that under the rotary power of above-mentioned pin feeding motor drives, rotates; Be anchored on the swing span of an end of above-mentioned shank swinging axle in order to support above-mentioned shank swinging axle; And the Sewing machines of the shank of the pin below the drive lower swing of the driving force of above-mentioned shank swinging axle.
At this, above-mentioned shank swinging axle is to be connected to the rotary middle spindle of second belt wheel of the rotating shaft that is fixed in above-mentioned pin feeding motor by first belt wheel and synchronous band.
Preferred forms is, above-mentioned input medium is, pin propelling movement amount because of rotation amount different electronic type input knob or above-mentioned input medium is, the user is directly by up/down key increase and decrease numerical value, thereby change the key input mode or the above-mentioned input medium of pin propelling movement amount, the user increases and decreases numerical value by stirring sliding button, thereby changes the sliding button mode of operation of pin propelling movement amount.
At this, Sewing machines in the utility model, by above-mentioned input medium input pin propelling movement amount or cloth propelling movement measure both one of, i.e. another propelling movement amount of automatic setting.
Below, in conjunction with the accompanying drawings a most preferred embodiment of the present utility model is elaborated.
Fig. 3 is a Sewing machines main body structure schematic diagram in the utility model.
As shown in Figure 3, sewing machine body in the utility model is by the support 101 that possesses solid bobbin winoler; The pillar of holding up at the right-hand member of above-mentioned support 101 103; And, prolong the head 105 that forms by the direction that is roughly parallel to support 101 and form in the upper end of above-mentioned pillar 103.
Sewing machines in the utility model comprises pin feed mechanism and feed mechanism, and feed mechanism is identical with conventional art, when work feed motor (not illustrating) drives, is cooperated by top roll (not illustrating) and lower roll 139 to push after clamping sewing.
Above-mentioned pin feed mechanism is by the luffing mechanism that pin 126 is swung up and down form stitching with pin 126 left-right swinging mechanism that pushes sewing that swings is formed.
At first, describe as follows to the luffing mechanism that makes pin 126 do to pump in the pin feed mechanism.When spindle motor 110 drove, the rotary driving force of spindle motor 110 was delivered to axle 120, needle bar crank 121, crank connecting link 122, shank folder 123 and shank 125 successively, and the pin 126 that is positioned under the shank 125 is pumped.
Secondly, describe as follows to the left-right swinging mechanism that in the pin feed mechanism pin 126 is swung.Left-right swinging mechanism comprises the pin feeding motor 140 that is independent of spindle motor 110; Link to each other the shank swinging axle 147 that shank 125 is swung with motor 140 with above-mentioned pin feeding by synchronous pulley 141,145.Be delivered to the rotary driving force of shank swinging axle 147, synchronous pulley 141,145 by above-mentioned pin feeding with motor 140, be delivered to successively on swing span 149 and the shank 125, pin 126 is swung.
Press from both sides at shank on the swing span 149 on 123 right sides, fixing the left end of the shank swinging axle 147 parallel, and on the right-hand member of above-mentioned shank swinging axle 147, then fixing second synchronous pulley 145 with last axle 120.In addition, the lower end of pillar 103, be anchored on above-mentioned pin feeding driving shaft with motor 140 with actuator-pin feeding with motor 140, the first synchronous pulleys 141 with pushing pin left, above-mentioned first synchronous pulley 141 is by being with 143 to link to each other with second synchronous pulley 145 synchronously.
Therefore, when the pin feeding was rotated with motor 140, first synchronous pulley 141 and second synchronous pulley 145 rotated, and then 147 rotations of shank swinging axle, and shank 125 is swung.
That is to say, when the pin feeding is rotated predetermined angular with motor 140 by counter clockwise direction, first synchronous pulley 141 is also simultaneously by rotation counterclockwise, make second synchronous pulley 145 by counterclockwise rotating, shank swinging axle 147 is by rotation counterclockwise thereupon, make swing shank 125 by swing counterclockwise via shank mould (Die), the lower end of final pin 126 moves forward predetermined distance.
On the contrary, when the pin feeding is rotated predetermined angular in the direction of the clock with motor 140, first synchronous pulley 141 is rotation in the direction of the clock also, second synchronous pulley 145 is moved in the direction of the clock, also rotation in the direction of the clock of shank swinging axle 147 thereupon, the mobile backward predetermined distance in lower end of final pin 126.
Different with conventional art, Sewing machines has increased pin feeding motor in the utility model, its shank about in the of 125 drive force source in spindle motor 110, shank 125 right-left driving forces come from pin feeding motor 140, can control the pin feeding individually with the revolving force of motor 140, thus can easily set arbitrarily pin 126 about the propelling movement amount.
Further again, Sewing machines in the utility model can be controlled pin feeding motor 140 and the work feed motor etc. of pin feeding with pin propelling movement amount and cloth propelling movement amount automatically by adopting, and can make pin propelling movement amount and cloth propelling movement amount in full accord.
As Fig. 4 and shown in Figure 5, above-mentioned electronic control unit comprises the guidance panel 200 and the control module 300 that possess display screen 210, import knob 220 and a plurality of enter key 230.
As shown in Figure 4, guidance panel 200 comprises liquid crystal (LCD) display screen 210 and input medium-electronic type input knob 220 and a plurality of enter key 230 that shows the various setting values be used for moving the various sewing programs of aftermentioned, can be by above-mentioned electronic type input knob 220 and a plurality of enter key 230 etc., input setting value arbitrarily.
At this, input medium is not limited to electronic type input knob 220 in the utility model, the user is directly by up/down key increase and decrease numerical value, thereby the key input mode or the user that change pin propelling movement amount increase and decrease numerical value by stirring sliding button, thereby the input medium that changes the sliding button mode of operation of pin propelling movement amount also belongs to interest field of the present utility model.
On the other hand, as shown in Figure 5, above-mentioned control module has control module 300 (micom) and the common bus such as drive circuit and display controller that comprise input interface (input interface), central processing unit (CPU), read-only storage (ROM), random access memory (RAM), output interface (outputinterface).
Input interface is connecting the startup/shutdown switch 201 of the automatic sewing operation that starts or stops Sewing machines; Guidance panel 200; Be fixed in a plurality of radial fine rule of carving on the disk of axle on the Sewing machines by identification, survey the synchronous generator 203 of a plurality of rotatable phases of axle on the Sewing machines etc.
On the other hand, be connected in the drive circuit of output interface, link to each other with various motors, particularly, each drive circuit is ined succession spindle motor 110, pin feeding respectively with motor 140 and work feed motor 130, and is connected in the display controller of output interface, then links to each other with display screen 210.
In the above-mentioned read-only storage (ROM), a plurality of drive controlling programs of controlling above-mentioned various motors of prestoring, establishment sewing program control program and comprising pushes pin and makes control program etc. with control program.
At this, the central processing unit in the above-mentioned control module 300 is characterized in that, by electronic type input knob input pin propelling movement amount or cloth propelling movement measure both one of, i.e. another propelling movement amount of automatic setting.
Below, in conjunction with Fig. 3 to Fig. 5, the course of work of Sewing machines in the utility model is described.
At first, behind the connection power supply, show menu screen on the display screen 210 by a plurality of item designs.At this moment, in menu screen, select " establishment sewing program " project, promptly begin to handle the process of making of establishment sewing program by guidance panel 200.
After beginning the process of making, at first show and select sewing program code picture, selection programs behind the code, and display setting is applicable to the picture of the pin propelling movement amount and the cloth propelling movement amount of this code that programs on the display screen 210, utilizes input knob 220 and enter key 230 to set.
Secondly, with pin feeding motor 140 driving needle feed mechanisms, rely on the control of establishment sewing program, the pin of setting corresponding to various sewing patterns from guidance panel 200 pushes numerical quantity, these setting values are stored on the setting value memory, are controlled based on these setting values with motor 140 by the pin feeding when making.
Pin feed mechanism in the utility model possesses axle on the Sewing machines of being parallel to, and makes the shank swinging axle of (swing span) swing of supporting needle rod; Be fixed in first synchronous pulley of the right-hand member of above-mentioned shank swinging axle; Utilize and be with second synchronous pulley that links to each other with above-mentioned first synchronous pulley synchronously.By driving above-mentioned second synchronous pulley with the motor rotation with the pin feeding, directly make the swing of shank swinging axle with comparatively simple structure, as for pin feeding motor, can use the driven at low speed motor fully, can realize miniaturization, highly beneficial to the reduction expense.
More than on accompanying drawing and specification, disclosed most preferred embodiment.In order to describe, used some particular term at this, but this just being used for illustrating the utility model, is not to be used for limiting the scope of the present utility model that the meaning or restriction are recorded in utility model right claim.As long as possess the general knowledge in present technique field as can be known, other embodiment that all can draw various distortion thus and equate.Therefore, real technical protection scope of the present utility model should be according to the technological thought decision of utility model right claim.
Claims (6)
1. a Sewing machines is characterized in that, this Sewing machines comprises: the pin that can move up and down along with the rotation of spindle motor; Under the driving of work feed motor, cooperate the feed mechanism that pushes sewing to direction initialization by top roll and lower roll; Under the effect of above-mentioned feed mechanism, push the pin feed mechanism of above-mentioned pin by the direction that pushes sewing; Described pin feed mechanism comprises: the pin feeding motor that the pin propelling movement amount of importing based on input medium drives; The shank swinging axle that under the rotary power of above-mentioned pin feeding motor drives, rotates; Be anchored on the swing span of an end of above-mentioned shank swinging axle in order to support above-mentioned shank swinging axle; And the shank of the pin below the drive lower swing of the driving force of above-mentioned shank swinging axle.
2. Sewing machines according to claim 1 is characterized in that, described shank swinging axle is connected to the rotary middle spindle of second belt wheel of the rotating shaft that is fixed in above-mentioned pin feeding motor by first belt wheel and synchronous band.
3. Sewing machines according to claim 1 is characterized in that, described input medium is that pin propelling movement amount is because of the different electronic type input knob of rotation amount.
4. Sewing machines according to claim 1 is characterized in that, described input medium is that the user directly increases and decreases numerical value by the up/down key, thereby changes the key input mode of pin propelling movement amount.
5. Sewing machines according to claim 1 is characterized in that, described input medium is that the user increases and decreases numerical value by stirring sliding button, thereby changes the sliding button mode of operation of pin propelling movement amount.
6. according to any one described Sewing machines in the claim 3 to 5, it is characterized in that, by described input medium input pin propelling movement amount or cloth propelling movement measure both one of, i.e. another propelling movement amount of automatic setting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2020060022834U KR200430549Y1 (en) | 2006-08-25 | 2006-08-25 | Sewing machine |
| KR2020060022834 | 2006-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201106092Y true CN201106092Y (en) | 2008-08-27 |
Family
ID=39957889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201744141U Expired - Fee Related CN201106092Y (en) | 2006-08-25 | 2007-08-24 | Sewing machine |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR200430549Y1 (en) |
| CN (1) | CN201106092Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102260969A (en) * | 2010-12-24 | 2011-11-30 | 陆晓东 | Sewing machine assisted mechanism |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695102A (en) * | 2019-02-20 | 2019-04-30 | 湖北佐尔美服饰有限公司 | Sewing machine with tug device |
-
2006
- 2006-08-25 KR KR2020060022834U patent/KR200430549Y1/en active IP Right Grant
-
2007
- 2007-08-24 CN CNU2007201744141U patent/CN201106092Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102260969A (en) * | 2010-12-24 | 2011-11-30 | 陆晓东 | Sewing machine assisted mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| KR200430549Y1 (en) | 2006-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080827 Termination date: 20140824 |
|
| EXPY | Termination of patent right or utility model |