CN107904796A - The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely - Google Patents
The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely Download PDFInfo
- Publication number
- CN107904796A CN107904796A CN201711298341.1A CN201711298341A CN107904796A CN 107904796 A CN107904796 A CN 107904796A CN 201711298341 A CN201711298341 A CN 201711298341A CN 107904796 A CN107904796 A CN 107904796A
- Authority
- CN
- China
- Prior art keywords
- bottom line
- line mechanism
- head
- fixed
- rack
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- 238000009958 sewing Methods 0.000 title claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims abstract description 28
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B21/00—Sewing machines with devices for automatically controlling movement of work-carrier relative to stitch-forming mechanism in order to obtain particular configuration of seam, e.g. programme-controlled for sewing collars, for attaching pockets
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention relates to the template sewing machine that a kind of upper head and bottom line mechanism can rotate freely, including rack and nose assembly, the nose assembly includes connecting seat and cantilevered leg, the connecting seat is fixed in rack, described cantilevered leg one end is connected with connecting seat top, the cantilevered leg other end is provided with head, and bottom line mechanism is provided with below upper head in the rack, it is characterised in that：The upper head is connected by upper shaft and upper plane bearing with cantilevered leg, and upper shaft is also arranged with drive pulley；The bottom line mechanism is set on organic frame by lower rotary shaft and lower plane bearing, and lower rotary shaft is also arranged with underdrive belt wheel；Electric rotating machine is internally provided with the connecting seat, the output shaft of electric rotating machine is connected with driving pulley, and driving pulley is coupled by synchronous belt with drive pulley, and the present invention has the characteristics that rational in infrastructure, high reliability, cost are relatively low, cost performance is good.
Description
Technical field
The present invention relates to sewing machine technique, the template sewing that specifically a kind of upper head and bottom line mechanism can rotate freely
Machine.
Background technology
Template sewing machine generally comprises the rack and head being arranged in rack, bottom line mechanism and template driver at present
Structure, template transmission mechanism drives movement of the template according to desired guiding trajectory under the control of the controller during work, due to head and bottom
The sewing direction of line mechanism is fixed, and stitching can be caused unsightly when the direction of motion of template is opposite with sewing direction.
Someone designs a head and the rotatable sewing machine of bottom line mechanism for this, as notification number CN103981638B is disclosed
A kind of semi-girder rotatably independently drives sewing machine, including the upper head independently driven and lower head, upper head bag
Head lifting assembly, head rotating component and nose assembly are included, head rotating component is fixed on head lifting assembly, head
Component is fixed on the lower part of head rotating component, and upper machine head liftable also can adaptability rotation synchronous with lower head；Lower head bag
Bottom line rotary components and bottom shuttle system are included, bottom shuttle system is arranged on the top of bottom line rotary components, and bottom line rotary components drive
The 360 degree of rotations of bottom shuttle system any direction；Upper head and lower head further respectively have servo-control system, servo-control system
The steering of control bottom line rotation axis is corresponded with head rotating axis and rotating speed is identical；Head and upper head are by independence under the technology
Motor drives, and when work needs to keep upper and lower head synchronous rotary, due to narrow and small inside upper head, to install independent driving
Motor usually by electric machine external, can thus take head outer space, on the one hand not beautiful enough, while just can not outside head
Install other such as cutting mechanisms, line laser cutting device；It is internal at the same time to also need to installation reducing gear and elevating mechanism knot
Structure is more complicated, is all put forward higher requirements to processing and being equipped with.
The content of the invention
It is an object of the invention to provide the template sewing machine that a kind of upper head and bottom line mechanism can rotate freely, upper head
An electric rotating machine is shared with bottom line mechanism, electric rotating machine is provided with inside the connecting seat of nose assembly, is realized by synchronous belt
Upper head and bottom line mechanism synchronous rotary, the present invention is larger using nose assembly connecting seat inner space, by synchronous belt and together
Walk belt wheel and realize transmission and deceleration dual-use function, and be not take up the inner space of head, the present invention has rational in infrastructure, high
The characteristics of reliability, cost are relatively low, cost performance is good.
Following technical scheme is used to achieve the above object：
The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely, including rack and nose assembly, the head
Component includes connecting seat and cantilevered leg, and the connecting seat is fixed in rack, described cantilevered leg one end and connecting seat top
It is connected, the cantilevered leg other end is provided with head, and bottom line mechanism is provided with below upper head in the rack, it is special
Sign is：The upper head is connected by upper shaft and upper plane bearing with cantilevered leg, and upper shaft is also arranged with transmission belt
Wheel；The bottom line mechanism is set on organic frame by lower rotary shaft and lower plane bearing, and lower rotary shaft is also arranged with underdrive belt wheel；
Be internally provided with electric rotating machine in the connecting seat, the output shaft of electric rotating machine be connected with driving pulley or by connecting shaft with
Driving pulley connects, and driving pulley includes upper driving pulley and lower driving pulley, and upper driving pulley is by upper synchronous belt with uploading
Movable belt pulley couples, and lower driving pulley is coupled by lower synchronous belt with underdrive belt wheel.
It is additionally provided with synchronous-belt regulating device inside the rack and cantilevered leg, the upper and lower synchronous belt is from same
Passed through inside step band regulating device.
The synchronous-belt regulating device includes fixed seat and two rollers, and two rollers are articulated in fixed seat, described
Upper and lower synchronous belt is passed through between two rollers, and the fixed seat is rotatable to be fixed in rack or cantilevered leg.
Two rotary steering grooves are at least offered in the fixed seat, each rotary steering groove is with fixed seat pivot pair
Claim distribution, fixed seat is fixed in rack or cantilevered leg by positioning screw through rotary steering groove.
Connected in the lower plane bearing on a connecting plate, connecting plate is fixed in rack, the underdrive belt wheel
Positioned at the lower section of connecting plate；The electric rotating machine is fixed in a fixed plate, and fixed plate is connected in rack, the rotation
Motor is upper and lower scene 2 structure, and the lower output terminal of electric rotating machine passes through fixed plate, and lower driving pulley is connected on lower output terminal simultaneously
Below fixed plate；The upper output terminal of electric rotating machine is provided with connection by shaft coupling with being connected axis connection, upper driving pulley
Axis upper end, the upper end of connecting shaft are also fixed on connecting seat or cantilevered leg by bearing.
The number of teeth of the drive pulley is more than the number of teeth of driving pulley.
The upper end of the upper shaft and the bottom of lower rotary shaft are arranged with conducting slip ring, are upper machine by conducting slip ring
The power supply of driving motor and transmission instruction on head and bottom line mechanism.
The present invention drives upper head and bottom line mechanism synchronous rotary, synchronous belt to pass through synchronization at the same time by an electric rotating machine
It can ensure that the rate of tension of synchronous belt with regulating device, it is simpler relative to prior art structure, only with a rotation
Rotating motor cost is lower, and the synchronous rotary of upper head and bottom line mechanism, better reliability are can ensure that by synchronous belt mode；In addition
Electric rotating machine is provided with inside the connecting seat of nose assembly by the present invention, larger using nose assembly connecting seat inner space, together
When template sewing machine control mechanism be generally arranged in rack or connecting seat, it is convenient that electric rotating machine is arranged in connecting seat
It is connected with control mechanism, avoids a plurality of supply lines and data cable from concentrating in the narrow and small inner space of head and bottom line mechanism,
Easy to assemble and connect up.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure diagram of transmission mechanism of the present invention；
Fig. 3 is the dimensional structure diagram of transmission mechanism of the present invention；
Fig. 4 is the structure diagram of synchronous-belt regulating device of the present invention.
Embodiment
As shown in Figs 1-4, the template sewing machine that a kind of upper head and bottom line mechanism can rotate freely, including rack 1 and machine
Head assembly 2, the nose assembly 2 include connecting seat 21 and cantilevered leg 22, and the connecting seat 22 is fixed in rack 1, institute
22 one end of cantilevered leg stated is connected with 21 top of connecting seat, and the cantilevered leg other end is provided with head 3, upper in the rack 1
The lower section of upper head 3 is provided with bottom line mechanism 5, it is characterised in that：The upper head 3 passes through upper shaft 31 and upper plane axis
Hold 32 to be connected with cantilevered leg 22, upper shaft 31 is also arranged with drive pulley 33；The bottom line mechanism 5 passes through 51 He of lower rotary shaft
Lower plane bearing 52 is set on organic frame 1, and lower rotary shaft 51 is also arranged with underdrive belt wheel 53；Set inside the connecting seat 21
Electric rotating machine 6 is equipped with, the output shaft of electric rotating machine 6 is connected with driving pulley or is connected by connecting shaft with driving pulley, actively
Belt wheel includes upper driving pulley 61 and lower driving pulley 71, and upper driving pulley 61 passes through upper synchronous belt 62 and upper drive pulley 33
Connect, lower driving pulley 71 is coupled by lower synchronous belt 72 with underdrive belt wheel 53, and the number of teeth of the drive pulley is more than actively
The number of teeth of belt wheel, the upper end of the upper shaft 31 and the bottom of lower rotary shaft 51 are arranged with conducting slip ring 9, sliding by conduction
Ring 9 is the power supply of driving motor and transfer control instruction on upper head 3 and bottom line mechanism 5.
Synchronous-belt regulating device 8, the upper and lower synchronous belt are additionally provided with inside the rack 1 and cantilevered leg 22
Passed through from the inside of synchronous-belt regulating device 8；The synchronous-belt regulating device 8 includes fixed seat 81 and two rollers 82, two
Roller 82 is articulated in fixed seat by two pivots, and the upper and lower synchronous belt is passed through between two rollers 82, the fixation
Seat 81 is fixed in rack 1 or cantilevered leg 22 by rotary structure；The free end of two pivots passes through connection sheet 85
Connection.
The rotational structure, which is included in fixed seat 81, at least offers two rotary steering grooves 83, each rotary steering groove
83 is symmetrical with 81 pivot of fixed seat, positioning screw through rotary steering groove 83 by fixed seat 81 be fixed on rack 1 or
In cantilevered leg 22.
Connected in the lower plane bearing 52 on a connecting plate 11, connecting plate 11 is fixed in rack 1, the biography down
Movable belt pulley 53 is located at the lower section of connecting plate 11；The electric rotating machine 6 is fixed in a fixed plate 12, and fixed plate 12 is connected in machine
On frame 1, the electric rotating machine 6 is upper and lower scene 2 structure, and the lower output terminal of electric rotating machine passes through fixed plate 12, lower driving pulley
71 are connected on lower output terminal and positioned at the lower section of fixed plate 12；The upper output terminal of electric rotating machine 6 passes through shaft coupling 66 and connecting shaft
67 connections, upper driving pulley 61 are provided with 67 upper end of connecting shaft, and the upper end of connecting shaft 67 is also fixed on connecting seat by bearing 68
21 or cantilevered leg 22 on.
The present invention realizes the upper head of driving and bottom line mechanism synchronous rotary using an electric rotating machine, it is ensured that upper head and bottom
Line mechanism rotation keeps synchronous, eliminate installed in the narrow and small inner space of upper head and bottom line mechanism independent driving motor and
Reducing gear, is realized by the tooth ratio between driving pulley and drive pulley and slowed down, and makes full use of the space inside connecting seat,
Convenient for assembly and arrangement, has spy rational in infrastructure, cost is relatively low, reliability and cost performance are good relative to prior art
Point.
The present invention considers synchronous belt using there is the problem of being stretched, causing running accuracy drop to support after a period of time, originally
Must platform invention add at the middle part of synchronous belt there is provided synchronous-belt regulating device 8, changed by rotation synchronization belt regulating device 8 and fill synchronization
The centre position trend of band, so that the rate of tension of synchronous belt is adjusted, so that it is guaranteed that the running accuracy of upper head and bottom line mechanism.
Claims (8)
1. the template sewing machine that a kind of upper head and bottom line mechanism can rotate freely, including rack（1）And nose assembly（2）, institute
The nose assembly stated（2）Including connecting seat（21）And cantilevered leg（22）, the connecting seat（22）It is fixed on rack（1）On, institute
The cantilevered leg stated（22）One end and connecting seat（21）Top is connected, and the cantilevered leg other end is provided with head（3）, in the rack
（1）It is upper to be located at upper head（3）Lower section be provided with bottom line mechanism（5）, it is characterised in that：The upper head（3）By upper turn
Axis（31）With upper plane bearing（32）With cantilevered leg（22）Connection, upper shaft（31）Also it is arranged with drive pulley（33）；It is described
Bottom line mechanism（5）Pass through lower rotary shaft（51）And lower plane bearing（52）Organic frame is set（1）On, lower rotary shaft（51）Also it is arranged with
Underdrive belt wheel（53）；In the connecting seat（21）It is internally provided with electric rotating machine（6）, electric rotating machine（6）Output shaft connect
It is connected to driving pulley or is connected by connecting shaft with driving pulley, driving pulley includes upper driving pulley（61）With lower driving pulley
（71）, upper driving pulley（61）Pass through upper synchronous belt（62）With upper drive pulley（33）Connection, lower driving pulley（71）Under
Synchronous belt（72）With underdrive belt wheel（53）Connection.
2. the template sewing machine that a kind of upper head as claimed in claim 1 and bottom line mechanism can rotate freely, it is characterised in that：
In the rack（1）And cantilevered leg（22）Inside is additionally provided with synchronous-belt regulating device（8）, the upper and lower synchronous belt from
Synchronous-belt regulating device（8）Inside passes through.
3. the template sewing machine that a kind of upper head as claimed in claim 2 and bottom line mechanism can rotate freely, it is characterised in that：
The synchronous-belt regulating device（8）Including fixed seat（81）With two rollers（82）, two rollers（82）Pass through two pivots
It is articulated in fixed seat, the upper and lower synchronous belt is from two rollers（82）Between pass through, the fixed seat（81）By rotatable
Structure is fixed on rack（1）Or cantilevered leg（22）On.
4. the template sewing machine that a kind of upper head as claimed in claim 3 and bottom line mechanism can rotate freely, it is characterised in that：
The free end of two pivots passes through connection sheet（85）Connection.
5. the template sewing machine that a kind of upper head as claimed in claim 3 and bottom line mechanism can rotate freely, it is characterised in that：
The rotational structure is included in fixed seat（81）On at least offer two rotary steering grooves（83）, each rotary steering groove（83）
With fixed seat（81）Pivot is symmetrical, and positioning screw passes through rotary steering groove（83）By fixed seat（81）It is fixed on rack
（1）Or cantilevered leg（22）On.
6. the template sewing machine that a kind of upper head and bottom line mechanism as described in claim 1 to 5 any one can rotate freely,
It is characterized in that：In the lower plane bearing（52）Connect a connecting plate（11）On, connecting plate（11）It is fixed on rack（1）
On, the underdrive belt wheel（53）Positioned at connecting plate（11）Lower section；The electric rotating machine（6）It is fixed on a fixed plate
（12）On, fixed plate（12）It is connected in rack（1）On, the electric rotating machine（6）For upper and lower scene 2 structure, under electric rotating machine
Output terminal passes through fixed plate（12）, lower driving pulley（71）It is connected on lower output terminal and is located at fixed plate（12）Lower section；Rotation
Motor（6）Upper output terminal pass through shaft coupling（66）With connecting shaft（67）Connection, upper driving pulley（61）It is provided with connecting shaft
（67）Upper end, connecting shaft（67）Upper end also pass through bearing（68）It is fixed on connecting seat（21）Or cantilevered leg（22）On.
7. the template sewing machine that a kind of upper head as claimed in claim 1 and bottom line mechanism can rotate freely, it is characterised in that：
The number of teeth of the drive pulley is more than the number of teeth of driving pulley.
8. the template sewing machine that a kind of upper head as claimed in claim 1 and bottom line mechanism can rotate freely, it is characterised in that：
The upper shaft（31）Upper end and lower rotary shaft（51）Bottom be arranged with conducting slip ring（9）, pass through conducting slip ring（9）
For upper head（3）With bottom line mechanism（5）On driving motor power supply and transfer control instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298341.1A CN107904796A (en) | 2017-12-08 | 2017-12-08 | The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298341.1A CN107904796A (en) | 2017-12-08 | 2017-12-08 | The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107904796A true CN107904796A (en) | 2018-04-13 |
Family
ID=61854045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711298341.1A Pending CN107904796A (en) | 2017-12-08 | 2017-12-08 | The template sewing machine that a kind of upper head and bottom line mechanism can rotate freely |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107904796A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943984A (en) * | 2019-05-09 | 2019-06-28 | 浙江耐拓机电科技有限公司 | A kind of template sewing machine |
| CN109989192A (en) * | 2019-05-09 | 2019-07-09 | 浙江耐拓机电科技有限公司 | Template sewing machine |
| CN110791895A (en) * | 2018-08-03 | 2020-02-14 | 拓卡奔马机电科技有限公司 | Lower section mechanism of template machine |
| CN114182444A (en) * | 2021-12-25 | 2022-03-15 | 浙江川田智能科技有限公司 | Needle taking device of sewing machine needle management system |
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| JP2000308785A (en) * | 1999-04-27 | 2000-11-07 | Juki Corp | Shuttle lubricating device of sewing machine |
| CN1990936A (en) * | 2005-12-27 | 2007-07-04 | 兄弟工业株式会社 | Bearing arrangement of sewing machine |
| CN102691185A (en) * | 2012-06-15 | 2012-09-26 | 贺传均 | Rotating shuttle and needle synchronous self-adaptive rotating sewing machine |
| CN103173942A (en) * | 2011-12-26 | 2013-06-26 | Juki株式会社 | Sewing machine |
| CN103382629A (en) * | 2012-05-02 | 2013-11-06 | 东莞市嘉龙皮革机械有限公司 | Independent driving and synchronous rotating mechanism of machine head and shuttle race frame |
| CN103981638A (en) * | 2014-05-13 | 2014-08-13 | 诸暨锦和缝制机械有限公司 | Outrigger rotating type independently-driven automatic sewing equipment |
| CN105401351A (en) * | 2014-09-12 | 2016-03-16 | 天津宝盈电脑机械有限公司 | Sewing synchronization mechanism of full-automatic elevating machine head template sewing machine |
| CN207646409U (en) * | 2017-12-08 | 2018-07-24 | 阮积康 | The template sewing machine that a kind of upper head and baseline mechanism can rotate freely |
-
2017
- 2017-12-08 CN CN201711298341.1A patent/CN107904796A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000308785A (en) * | 1999-04-27 | 2000-11-07 | Juki Corp | Shuttle lubricating device of sewing machine |
| CN1990936A (en) * | 2005-12-27 | 2007-07-04 | 兄弟工业株式会社 | Bearing arrangement of sewing machine |
| CN103173942A (en) * | 2011-12-26 | 2013-06-26 | Juki株式会社 | Sewing machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791895A (en) * | 2018-08-03 | 2020-02-14 | 拓卡奔马机电科技有限公司 | Lower section mechanism of template machine |
| CN109943984A (en) * | 2019-05-09 | 2019-06-28 | 浙江耐拓机电科技有限公司 | A kind of template sewing machine |
| CN109989192A (en) * | 2019-05-09 | 2019-07-09 | 浙江耐拓机电科技有限公司 | Template sewing machine |
| CN109943984B (en) * | 2019-05-09 | 2024-04-09 | 浙江耐拓机电科技有限公司 | Template sewing machine |
| CN109989192B (en) * | 2019-05-09 | 2024-04-09 | 浙江耐拓机电科技有限公司 | Template sewing machine |
| CN114182444A (en) * | 2021-12-25 | 2022-03-15 | 浙江川田智能科技有限公司 | Needle taking device of sewing machine needle management system |
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Application publication date: 20180413 |
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