CN107217404A - Tool backstitches the sewing machine of operating mechanism - Google Patents
Tool backstitches the sewing machine of operating mechanism Download PDFInfo
- Publication number
- CN107217404A CN107217404A CN201610159341.2A CN201610159341A CN107217404A CN 107217404 A CN107217404 A CN 107217404A CN 201610159341 A CN201610159341 A CN 201610159341A CN 107217404 A CN107217404 A CN 107217404A
- Authority
- CN
- China
- Prior art keywords
- axle
- backstitch
- backstitching
- backstitches
- actuator
- 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
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/02—Mechanical drives
- D05B69/04—Manual drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2205/00—Interface between the operator and the machine
- D05D2205/02—Operator to the machine
- D05D2205/06—Handles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses it is a kind of have backstitch the sewing machine of operating mechanism, including head, the column of head offers spanner axis hole and coaxial backstitch axle exit orifice and backstitch axle endoporus；Activity is equipped with wrench shaft in spanner axis hole, backstitches axle exit orifice and backstitches activity in axle endoporus and be equipped with and backstitches axle；Fixed cover is provided with the first actuator on wrench shaft, backstitches fixed cover on axle and is provided with the second actuator；First actuator is meshed with the second actuator；The fixed cover that backstitches on axle is provided with backstitching crank assemblies；One end of wrench shaft is fixedly connected with the fixing end for backstitching spanner；Pull the movable end for backstitching spanner downwards, backstitching spanner drives wrench shaft to rotate, and wrench shaft driving backstitches axle rotation, backstitches axle drive and backstitches crank assemblies rotation, backstitching finger and can dial up and backstitch mechanism on crank assemblies is backstitched, so as to realize the driving to backstitching mechanism.The present invention can allow backstitch spanner away from operator closer to and also intensity is high, prevent take up the space that electric cabinet is installed on the right side of head column.
Description
Technical field
The present invention relates to a kind of sewing machine, and in particular to a kind of tool backstitches the sewing machine of operating mechanism.
Background technology
When sewing machine does reinforcing sewing, press and backstitch spanner, dress material will be moved round about；Release backstitches spanner, and dress material will be moved to positive direction, is repeated several times dress material and is just reinforced sewing several times.
Existing sewing machine is as shown in figure 1, it backstitches the right side that wrench shaft is arranged at head column, and turn extends to the front of head column.Although relatively simple for structure, intensity difference also takes up the space that electric cabinet is installed on the right side of head.
The content of the invention
The technical problems to be solved by the invention be to provide it is a kind of have backstitch the sewing machine of operating mechanism, it by wrench shaft be arranged at column front so as to away from operator closer to and also intensity is high.
In order to solve the above technical problems, the technical solution for the sewing machine that present invention tool backstitches operating mechanism is：
Including head 100, the column front of head 100 offers the spanner axis hole A extended along the longitudinal direction, and the column left and right sides of head 100 is offered respectively coaxial to be backstitched axle exit orifice B and backstitch axle endoporus C；Activity is equipped with wrench shaft 3 in spanner axis hole A, backstitches axle exit orifice B and backstitches activity in axle endoporus C and be equipped with and backstitches axle 6；Backstitch axle endoporus C and backstitch axle exit orifice B and spanner axis hole A and be vertically arranged, so that wrench shaft 3 is mutually perpendicular to backstitching the axis of axle 6；Fixed cover is provided with the first actuator on wrench shaft 3, backstitches fixed cover on axle 6 and is provided with the second actuator；First actuator is meshed with the second actuator；The fixed cover that backstitches on axle 6 is provided with backstitching crank assemblies 18；One end of wrench shaft 3 is fixedly connected with the fixing end for backstitching spanner 1；Pull the movable end for backstitching spanner 1 downwards, backstitching spanner 1 drives wrench shaft 3 to rotate, wrench shaft 3 is backstitched axle 6 and rotated by the first bevel gear 15 and the driving of the second bevel gear 20, backstitch axle 6 and drive and backstitch crank assemblies 18 and rotate, backstitching finger D and can dial up and backstitch mechanism on crank assemblies 18 is backstitched, so as to realize the driving to backstitching mechanism.
First actuator is the first bevel gear 15；Second actuator is the second bevel gear 20.
First actuator is the first driving lever 24；Second actuator is the second driving lever 25.
Fixed cover is provided with back-up ring 14 on the wrench shaft 3, so that wrench shaft 3 can not be moved axially.
The back-up ring 14 is fixedly connected with check plate 13；The bottom of head 100 is fixedly connected with stop frame 9, and the working end of stop frame 9 is equipped with adjusting screw rod 11, and the lower end of adjusting screw rod 11 is fixedly connected by nut 10 with the working end of stop frame 9；The retainer E contact check plates 13 at the top of adjusting screw rod 11.
The upper end for backstitching the connecting spring G of crank assemblies 18, spring G lower end connects the bottom of head 100；Adjusting screw rod 11 is rotated, adjusting screw rod 11 is moved up and down, so as to adjust the angle for backstitching crank assemblies 18.
The axle 6 that backstitches is Step Shaft, and the outer diameter for backstitching axle 6 is more than inner diameter；The middle part for backstitching axle 6 is formed with the scarce F of axle, and the length that axle lacks F is more than the length for backstitching axle exit orifice B；Longitudinally disposed axle H is not interferenceed with backstitching axle 6 in head 100, and axle H can rotate around own axes.
The right-hand member for backstitching axle 6 is fixedly connected with small washer 22；The outside of small washer 22 is provided with rubber stopper 7, and rubber stopper 7, which is located at, to be backstitched axle exit orifice B outer end to realize that it is sealed.
Sealing ring 5 is arranged with the wrench shaft 3；Spanner axis hole A bottom offers spill port J, and sealing ring 5 is located at spanner axis hole A front end；Sealing ring 5 is used to prevent lubricating oil from leaking out, so that lubricating oil is flowed into inside head 100 through spill port J.
What the present invention can reach has the technical effect that：
The present invention backstitches axle by bevel gear transmission to drive, and the purpose backstitched is reached so as to drive and backstitch mechanism.
The present invention can allow backstitch spanner away from operator closer to and also intensity is high, prevent take up the space that electric cabinet is installed on the right side of head column.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description：
Fig. 1 is the schematic diagram of prior art sewing machine；
Fig. 2 is the schematic diagram for backstitching sewing machine of the axle position on front side of column that the present invention backstitches operating mechanism；
Fig. 3 is the decomposing schematic representation of the present invention；
Fig. 4 is the schematic diagram of another embodiment of the present invention；
Fig. 5 is the decomposing schematic representation of another embodiment of the present invention；
Fig. 6 is the partial schematic diagram of another embodiment of the present invention.
Description of reference numerals in figure：
1 is backstitches spanner,
2 be the first screw,
3 be wrench shaft,
4 be large washer,
5 be sealing ring,
6 is backstitch axle,
7 be rubber stopper,
8 be the second screw,
9 be stop frame,
10 be nut,
11 be adjusting screw rod,
12 be the 3rd screw,
13 be check plate,
14 be back-up ring,
15 be the first bevel gear,
16 be the 4th screw,
17 be the 5th screw,
18 is backstitch crank assemblies,
19 be the 6th screw,
20 be the second bevel gear,
21 be the 7th screw,
22 be small washer,
23 be the 8th screw,
24 be the first driving lever,
25 be the second driving lever,
100 be head,
A is spanner axis hole,
B is to backstitch axle exit orifice,
C is to backstitch axle endoporus,
D is to backstitch finger,
E is retainer,
F lacks for axle,
G is spring,
H is axle,
J is spill port.
Embodiment
As shown in Figure 2 and Figure 3, present invention tool backstitches the sewing machine of operating mechanism, including head 100, and head is spliced by upper and lower part；The column front of head 100 offers the spanner axis hole A extended along the longitudinal direction, and the column right side opening of head 100 is provided with axle exit orifice B is backstitched, and the column left side of head 100, which is offered, backstitches axle endoporus C；Backstitch axle endoporus C and be coaxially disposed with backstitching axle exit orifice B, and backstitch axle endoporus C and backstitch axle exit orifice B and spanner axis hole A and be vertically arranged；
Activity is equipped with wrench shaft 3 in spanner axis hole A, backstitches axle exit orifice B and backstitches activity in axle endoporus C and be equipped with and backstitches axle 6；Wrench shaft 3 is mutually perpendicular to backstitching the axis of axle 6；
Fixed cover is provided with the first bevel gear 15 on wrench shaft 3, and the first bevel gear 15 is fixedly connected by the 4th screw 16 with wrench shaft 3；Backstitch fixed cover on axle 6 and be provided with the second bevel gear 20, the second bevel gear 20 is fixedly connected by the 7th screw 21 with backstitching axle 6；Second bevel gear 20 is meshed with the first bevel gear 15；
Fixed cover is provided with back-up ring 14 on wrench shaft 3, and back-up ring 14 is fixedly connected with wrench shaft 3 by the 5th screw 17, so that wrench shaft 3 can not be moved axially；
The right-hand member for backstitching axle 6 is fixedly connected with small washer 22 by the 8th screw 23；Fixed cover is backstitched on axle 6 provided with crank assemblies 18 are backstitched, crank assemblies 18 is backstitched and is fixedly connected by the 6th screw 19 and backstitch axle 6, so that backstitching axle 6 can not move axially；
One end of wrench shaft 3 is fixedly connected with the fixing end for backstitching spanner 1 by the first screw 2.
The outer end for backstitching axle exit orifice B is provided with rubber stopper 7, realizes that it is sealed.
Back-up ring 14 is fixedly connected with check plate 13 by the 3rd screw 12；The bottom of head 100 is fixedly connected with stop frame 9 by the second screw 8, and the working end of stop frame 9 is equipped with adjusting screw rod 11, and the lower end of adjusting screw rod 11 is fixedly connected by nut 10 with the working end of stop frame 9；The retainer E contact check plates 13 at the top of adjusting screw rod 11.
The pin groove connecting spring G of crank assemblies 18 upper end is backstitched, spring G lower end is hung on the suspension member of the bottom of head 100（Not shown in figure）；Adjusting screw rod 11 is rotated, adjusting screw rod 11 is moved up and down, so as to adjust the angle for backstitching crank assemblies 18；Locking nut 10, so that the angle for backstitching crank assemblies 18 keeps fixing.
When needing to backstitch, pull the movable end for backstitching spanner 1 downwards, backstitching spanner 1 drives wrench shaft 3 to rotate, wrench shaft 3 is backstitched axle 6 and rotated by the first bevel gear 15 and the driving of the second bevel gear 20, backstitch axle 6 and drive and backstitch crank assemblies 18 and rotate, backstitching finger D and can dial up and backstitch mechanism on crank assemblies 18 is backstitched, so as to realize the driving to backstitching mechanism.
Large washer 4, sealing ring 5 are arranged with wrench shaft 3；Spanner axis hole A bottom offers spill port J, and sealing ring 5 is located at spanner axis hole A front end；Sealing ring 5 is used to prevent lubricating oil from leaking out, so that lubricating oil is flowed into inside head 100 through spill port J.
Axle 6 is backstitched for Step Shaft, the outer end of axle 6 is backstitched（Correspond to the one end for backstitching axle exit orifice B）Diameter is more than the inner（Correspond to the one end for backstitching axle endoporus C）Diameter；The middle part for backstitching axle 6 is formed with the scarce F of axle, and the length that axle lacks F is more than the length for backstitching axle exit orifice B；Longitudinally disposed axle H is not interferenceed with backstitching axle 6 in head 100, and axle H can rotate around own axes.
As shown in Figures 4 to 6, the first bevel gear 15 and the second bevel gear 20 can also be replaced respectively with the first driving lever 24 and the second driving lever 25, can obtain same effect.
Claims (9)
1. a kind of have the sewing machine for backstitching operating mechanism, it is characterised in that：Including head（100）, head（100）Column front offer the spanner axis hole extended along the longitudinal direction（A）, head（100）The column left and right sides offer coaxial backstitch axle exit orifice respectively（B）With backstitch axle endoporus（C）；
Spanner axis hole（A）Interior activity is equipped with wrench shaft（3）, backstitch axle exit orifice（B）With backstitch axle endoporus（C）Interior activity, which is equipped with, backstitches axle（6）；
Backstitch axle endoporus（C）And backstitch axle exit orifice（B）With spanner axis hole（A）It is vertically arranged, so that wrench shaft（3）With backstitching axle（6）Axis be mutually perpendicular to；
Wrench shaft（3）Upper fixed cover is provided with the first actuator, backstitches axle（6）Upper fixed cover is provided with the second actuator；First actuator is meshed with the second actuator；
It is described to backstitch axle（6）Upper fixed cover is provided with and backstitches crank assemblies（18）；
Wrench shaft（3）One end be fixedly connected and backstitch spanner（1）Fixing end；
Pull downwards and backstitch spanner（1）Movable end, backstitch spanner（1）Drive wrench shaft（3）Rotate, wrench shaft（3）Axle is backstitched by the first actuator and the driving of the second actuator（6）Rotate, backstitch axle（6）Drive backstitches crank assemblies（18）Rotate, backstitch crank assemblies（18）On backstitch finger（D）It can dial up and backstitch mechanism, so as to realize the driving to backstitching mechanism.
2. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：First actuator is the first bevel gear（15）；Second actuator is the second bevel gear（20）.
3. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：First actuator is the first driving lever（24）；Second actuator is the second driving lever（25）.
4. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：The wrench shaft（3）Upper fixed cover is provided with back-up ring（14）, so that wrench shaft（3）It can not move axially.
5. according to claim 4 have the sewing machine for backstitching operating mechanism, it is characterised in that：The back-up ring（14）It is fixedly connected with check plate（13）；Head（100）Bottom is fixedly connected with stop frame（9）, stop frame（9）Working end be equipped with adjusting screw rod（11）, adjusting screw rod（11）Lower end pass through nut（10）With stop frame（9）Working end be fixedly connected；Adjusting screw rod（11）The retainer at top（E）Contact check plate（13）.
6. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：It is described to backstitch crank assemblies（18）Connecting spring（G）Upper end, spring（G）Lower end connection head（100）Bottom；Rotate adjusting screw rod（11）, make adjusting screw rod（11）Move up and down, crank assemblies are backstitched so as to adjust（18）Angle.
7. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：It is described to backstitch axle（6）For Step Shaft, axle is backstitched（6）Outer diameter be more than inner diameter；Backstitch axle（6）Middle part be formed with axle lack（F）, axle lack（F）Length be more than backstitch axle exit orifice（B）Length；Head（100）Interior longitudinally disposed axle（H）Not with backstitching axle（6）Interference, axle（H）It can be rotated around own axes.
8. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：It is described to backstitch axle（6）Right-hand member be fixedly connected with small washer（22）；Small washer（22）Outside be provided with rubber stopper（7）, rubber stopper（7）Positioned at backstitching axle exit orifice（B）Outer end with realize its seal.
9. according to claim 1 have the sewing machine for backstitching operating mechanism, it is characterised in that：The wrench shaft（3）On be arranged with sealing ring（5）；Spanner axis hole（A）Bottom offer spill port（J）, sealing ring（5）Positioned at spanner axis hole（A）Front end；Sealing ring（5）For preventing lubricating oil from leaking out, so that lubricating oil is through spill port（J）Flow into head（100）It is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159341.2A CN107217404A (en) | 2016-03-21 | 2016-03-21 | Tool backstitches the sewing machine of operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610159341.2A CN107217404A (en) | 2016-03-21 | 2016-03-21 | Tool backstitches the sewing machine of operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217404A true CN107217404A (en) | 2017-09-29 |
Family
ID=59927966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610159341.2A Pending CN107217404A (en) | 2016-03-21 | 2016-03-21 | Tool backstitches the sewing machine of operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107217404A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB812298A (en) * | 1955-09-12 | 1959-04-22 | Pfaff Ag G M | Improvements in or relating to stitch adjusting mechanisms for sewing machines |
| JPS5937989B2 (en) * | 1976-04-16 | 1984-09-13 | 蛇の目ミシン工業株式会社 | Manual comprehensive control device for sewing machines |
| US4848254A (en) * | 1986-09-26 | 1989-07-18 | Pfaff Industriemaschinen Gmbh | Sewing machine with multidirectional upper and lower feed devices |
| CN103993435A (en) * | 2014-05-12 | 2014-08-20 | 新杰克缝纫机股份有限公司 | Sewing machine of reverse stitching wrench leftward-moving structure |
| CN104862883A (en) * | 2015-06-17 | 2015-08-26 | 杰克缝纫机股份有限公司 | Backstitch control structure of lockstitch sewing machine with oil cavity |
-
2016
- 2016-03-21 CN CN201610159341.2A patent/CN107217404A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB812298A (en) * | 1955-09-12 | 1959-04-22 | Pfaff Ag G M | Improvements in or relating to stitch adjusting mechanisms for sewing machines |
| JPS5937989B2 (en) * | 1976-04-16 | 1984-09-13 | 蛇の目ミシン工業株式会社 | Manual comprehensive control device for sewing machines |
| US4848254A (en) * | 1986-09-26 | 1989-07-18 | Pfaff Industriemaschinen Gmbh | Sewing machine with multidirectional upper and lower feed devices |
| CN103993435A (en) * | 2014-05-12 | 2014-08-20 | 新杰克缝纫机股份有限公司 | Sewing machine of reverse stitching wrench leftward-moving structure |
| CN104862883A (en) * | 2015-06-17 | 2015-08-26 | 杰克缝纫机股份有限公司 | Backstitch control structure of lockstitch sewing machine with oil cavity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |
|
| RJ01 | Rejection of invention patent application after publication |