CN209039719U - Presser foot lifter and type throwing mechanism and sewing machine - Google Patents
Presser foot lifter and type throwing mechanism and sewing machine Download PDFInfo
- Publication number
- CN209039719U CN209039719U CN201821602359.6U CN201821602359U CN209039719U CN 209039719 U CN209039719 U CN 209039719U CN 201821602359 U CN201821602359 U CN 201821602359U CN 209039719 U CN209039719 U CN 209039719U
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- Prior art keywords
- cam
- presser foot
- connecting rod
- throwing mechanism
- foot lifter
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- 238000009958 sewing Methods 0.000 title claims abstract description 11
- 230000006698 induction Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
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- Sewing Machines And Sewing (AREA)
Abstract
The utility model relates to sewing machine fields, disclose presser foot lifter and type throwing mechanism and sewing machine, including side plate (4), side plate (4) is equipped with motor cabinet (2), motor cabinet (2) is equipped with driving motor (1), driving motor (1) is equipped with cam (16), cam (16) is equipped with protruding block (1602) and protrusion (1601), it further include starting handle (19) and pressure bar lift lever (14), driving motor (1) band moving cam (16) rotates, cam (16) drives starting handle (19) rotation by protruding block (1602), cam (16) drives pressure bar lift lever (14) rotation by protrusion (1601).The utility model has the advantages that through a motor energy automatic routing and presser foot lifter, simplifies structure, reduction manufacturing cost.
Description
Technical field
The utility model relates to sewing machine fields, more particularly to presser foot lifter and type throwing mechanism and sewing machine.
Background technique
It is driven currently, sewing machine throwing and presser foot lifter are divided into two motors, a motor acts on routing, another motor
Presser foot lifter is acted on, presser feet generally is one chain of outer company and foot-operated connection, artificial operated by foot, therefore exists and need two
Motor drives, manufacturing cost is high, cumbersome problem.The utility model completed using a motor automatic needle-foot-lifting and
Routing movement, to solve the above problems.
Utility model content
The utility model is mentioned for two motors drives, manufacturing cost height, cumbersome disadvantage are needed in the prior art
Presser foot lifter and type throwing mechanism and sewing machine are supplied.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
Presser foot lifter and type throwing mechanism, including side plate, side plate are equipped with motor cabinet, and motor cabinet is equipped with driving motor, driving
Motor is equipped with cam, and cam is equipped with protruding block and protrusion, further includes starting handle and pressure bar lift lever, and driving motor drives
Cam rotation, cam drive starting handle to rotate by protruding block, and cam drives pressure bar lift lever to rotate by protrusion.
Preferably, driving motor is equipped with projecting shaft, projecting shaft is connect after passing through motor cabinet with cam, and driving motor is logical
It crosses projecting shaft and drives cam rotation.
Preferably, further including that link block, safety basement, hinge bolt, loose ends connecting rod and thread tension releasing lever, starting handle are equipped with
Cylindrical body, cylindrical body slide on protruding block, and starting handle and loose ends connecting rod are hinged, and loose ends connecting rod is equipped with thread tension releasing lever, hinge spiral shell
Bolt is connect after passing through starting handle, safety basement with link block.
Preferably, starting handle is equipped with through-hole, it further includes screw fastener, screw that safety basement, which is equipped with threaded hole,
Fastener is connect after passing through through-hole with threaded hole.
Preferably, further including the first spring, motor cabinet is equipped with hanging screw, and the first spring one end and hanging screw connect
It connects, the first spring other end is connect with starting handle.
Preferably, further including connecting rod, connecting rod pivot pin and pressure bar lift lever, connecting rod is equipped with rectangular opening, and protrusion protrudes into
In rectangular opening, connecting rod pivot pin is connect after passing through connecting rod with pressure bar lift lever, and protrusion drives pressure bar lift lever to rotate by connecting rod.
Preferably, motor cabinet is equipped with limited block, pressure bar lift lever is equipped with the arc groove cooperated with limited block, protrusion
Portion is semilune.
Preferably, further including second spring, link block is equipped with hook, and second spring one end and hook connect, second
The spring other end is connect with pressure bar lift lever.
Preferably, further including that sensing chip, inductor and inductor supporting plate, sensing chip are connect with cam, set on motor cabinet
There is inductor supporting plate, inductor supporting plate is equipped with inductor, and inductor is used to detect the position of sensing chip.
Sewing machine, including the presser foot lifter and type throwing mechanism.
The utility model has significant technical effect: can by a motor due to using above technical scheme
Automatic routing, and energy automatic needle-foot-lifting, do not need to reduce manufacturing cost using two motors, and simplify structure, operation surely
It is fixed；Artificial operated by foot presser foot lifter is avoided simultaneously, automatic needle-foot-lifting function can be achieved with by motor, to simplify employee's
Operating procedure reduces the feeling of fatigue of employee's both feet.The utility model have by motor can automatically routing and presser foot lifter,
It simplifies structure, reduce the advantages of manufacturing cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model presser foot lifter and type throwing mechanism.
Fig. 3 is the configuration schematic diagram of Fig. 2.
Fig. 4 is the partial enlarged view of A in Fig. 3.
The toponym that each number designation is referred in the figures above is as follows: where 1-driving motor, 101-are stretched out
Axis, 2-motor cabinets, the 3-the first spring, 4-side plates, 5-hinge bolts, 6-link blocks, 7-hooks, 8-inductor supporting plates,
9-inductors, 10-sensing chips, 11-loose ends connecting rods, 12-thread tension releasing levers, 13-second springs, 14-pressure bar lift levers,
1401-arc grooves, 15-connecting rods, 1501-rectangular openings, 16-cams, 1601-protrusions, 1602-protruding blocks, 17-peaces
Full pedestal, 1701-threaded holes, 18-screw fasteners, 19-starting handles, 1901-through-holes, 20-cylindrical bodies, 21-connecting rods
Pivot pin, 22-hanging screws, 23-limited blocks, 24-casings.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Embodiment 1
Sewing machine further includes casing 24 as shown, including presser foot lifter and type throwing mechanism.Presser foot lifter and type throwing mechanism, packet
Side plate 4 is included, side plate 4 is mounted on casing 24, and side plate 4 is equipped with motor cabinet 2, and motor cabinet 2 is equipped with driving motor 1, driving electricity
Machine 1 is equipped with cam 16, and it further includes starting handle 19 and pressure bar lift lever that cam 16, which is equipped with protruding block 1602 and protrusion 1601,
14, driving motor 1 is rotated with moving cam 16, and cam 16 drives starting handle 19 to rotate by protruding block 1602, and cam 16 passes through convex
Portion 1601 drives pressure bar lift lever 14 to rotate out.Driving motor 1 is equipped with projecting shaft 101, after projecting shaft 101 passes through motor cabinet 2
It is connect with cam 16, driving motor 1 is rotated by projecting shaft 101 with moving cam 16.
It further include link block 6, safety basement 17, hinge bolt 5, loose ends connecting rod 11 and thread tension releasing lever 12, link block 6 passes through spiral shell
Nail is mounted on casing 24, and starting handle 19 is equipped with cylindrical body 20, and cylindrical body 20 slides on protruding block 1602, starting handle 19 with
Loose ends connecting rod 11 is hinged, and screw is connect after passing through starting handle 19 with loose ends connecting rod 11, and screw and starting handle 19 are clearance fits, pine
Line connecting rod 11 is relatively rotated by screw and starting handle 19, and loose ends connecting rod 11 is equipped with thread tension releasing lever 12, and hinge bolt 5, which passes through, to be started
It is connect after bar 19, safety basement 17 with link block 6, hinge bolt 5 and starting handle 19, safety basement 17 are clearance fits, connection
Block 6 is relatively rotated by hinge bolt 5 and starting handle 19, safety basement 17.Starting handle 19 is equipped with through-hole 1901, safety basement
17 are equipped with threaded hole 1701, further include screw fastener 18, screw fastener 18 pass through after through-hole 1901 with threaded hole 1701
Connection.It further include the first spring 3, motor cabinet 2 is equipped with hanging screw 22, and 3 one end of the first spring is connect with hanging screw 22, the
One spring, 3 other end is connect with starting handle 19.
Motor 1 rotates forward, and by projecting shaft 101 with moving cam 16, cylindrical body 20 is sliding along the protruding block 1602 on cam 16
Dynamic, so that cylindrical body 20 drives starting handle 19 to rotate, starting handle 19 drives loose ends connecting rod 11 to rotate, and loose ends connecting rod 11 drives loose ends
Bar 12 rotates, and finally plays routing effect.After the completion of routing, motor 1 is turned round, and starting handle 19 is retracted original position by the first spring 3.
It further include connecting rod 15, connecting rod pivot pin 21 and pressure bar lift lever 14, connecting rod 15 is equipped with rectangular opening 1501, protrusion
1601 protrude into rectangular opening 1501, and connecting rod pivot pin 21 is connect after passing through connecting rod 15 with pressure bar lift lever 14, and protrusion 1601 passes through
Connecting rod 15 drives pressure bar lift lever 14 to rotate.Motor cabinet 2 is equipped with limited block 23, and pressure bar lift lever 14 is equipped with and limited block 23
The arc groove 1401 of cooperation, protrusion 1601 are semilune.It further include second spring 13, link block 6, which is equipped with, links up with 7, second
13 one end of spring is connect with hook 7, and 13 other end of second spring is connect with pressure bar lift lever 14.
Motor 1 inverts, and by projecting shaft 101 with moving cam 16, the protrusion 1601 on cam 16 is driven by connecting rod 15
Pressure bar lift lever 14 pushes, and lifts to complete presser feet.After the completion of presser feet, motor 1 is turned round, and second spring 13 is pressure bar lift lever
14 retract original position, to put down presser feet, and the stroke of pressure bar lift lever 14 are limited by limited block 23, wait movement next time.
It further include sensing chip 10, inductor 9 and inductor supporting plate 8, sensing chip 10 is connect with cam 16, is set on motor cabinet 2
There is inductor supporting plate 8, inductor supporting plate 8 is equipped with inductor 9, and inductor 9 is used to detect the position of sensing chip 10, due to induction
Piece 10 is connect with cam 16, so inductor 9 passes through the position of 10 positioning cam 16 of sensing chip；When inductor 9 detects induction
When piece 10, i.e., cam 16 arrived designated position, and inductor 9 sends a signal to motor 1 by controller, and motor 1 shuts down.
In short, the above is only the preferred embodiment of the present invention, it is all according to present utility model application the scope of the patents institute
The equivalent changes and modifications of work should all belong to the covering scope of the utility model patent.
Claims (10)
1. presser foot lifter and type throwing mechanism, including side plate (4), side plate (4) is equipped with motor cabinet (2), and motor cabinet (2) is equipped with driving
Motor (1), it is characterised in that: driving motor (1) is equipped with cam (16), and cam (16) is equipped with protruding block (1602) and protrudes
Portion (1601) further includes starting handle (19) and pressure bar lift lever (14), and driving motor (1) band moving cam (16) rotates, cam
(16) starting handle (19) rotation is driven by protruding block (1602), cam (16) drives pressure bar lift lever by protrusion (1601)
(14) it rotates.
2. presser foot lifter according to claim 1 and type throwing mechanism, it is characterised in that: driving motor (1) is equipped with projecting shaft
(101), projecting shaft (101) passes through motor cabinet (2) and connect afterwards with cam (16), and driving motor (1) is driven by projecting shaft (101)
Cam (16) rotation.
3. presser foot lifter according to claim 1 and type throwing mechanism, it is characterised in that: further include link block (6), safety basement
(17), hinge bolt (5), loose ends connecting rod (11) and thread tension releasing lever (12), starting handle (19) are equipped with cylindrical body (20), cylindrical body
(20) it is slided on protruding block (1602), hingedly, loose ends connecting rod (11) is equipped with loose ends for starting handle (19) and loose ends connecting rod (11)
Bar (12), hinge bolt (5) passes through starting handle (19), safety basement (17) is connect with link block (6) afterwards.
4. presser foot lifter according to claim 3 and type throwing mechanism, it is characterised in that: starting handle (19) is equipped with through-hole
(1901), safety basement (17) is equipped with threaded hole (1701), further includes screw fastener (18), screw fastener (18) passes through
Through-hole (1901) is connect with threaded hole (1701) afterwards.
5. presser foot lifter according to claim 3 and type throwing mechanism, it is characterised in that: further include the first spring (3), motor cabinet
(2) hanging screw (22) are equipped with, the first spring (3) one end connect with hanging screw (22), the first spring (3) other end and
Lever (19) connection.
6. presser foot lifter according to claim 3 and type throwing mechanism, it is characterised in that: further include connecting rod (15), connecting rod pivot pin
(21) and pressure bar lift lever (14), connecting rod (15) are equipped with rectangular opening (1501), and protrusion (1601) protrudes into rectangular opening (1501)
Interior, connecting rod pivot pin (21) passes through connecting rod (15) and connect afterwards with pressure bar lift lever (14), and protrusion (1601) passes through connecting rod (15) band
Dynamic pressure stick lift lever (14) rotation.
7. presser foot lifter according to claim 6 and type throwing mechanism, it is characterised in that: motor cabinet (2) is equipped with limited block
(23), pressure bar lift lever (14) is equipped with the arc groove (1401) cooperated with limited block (23), and protrusion (1601) is semilune.
8. presser foot lifter according to claim 6 and type throwing mechanism, it is characterised in that: it further include second spring (13), connection
Block (6) is equipped with hook (7), and second spring (13) one end is connect with hook (7), and second spring (13) other end and pressure bar are promoted
Bar (14) connection.
9. presser foot lifter according to claim 1 and type throwing mechanism, it is characterised in that: further include sensing chip (10), inductor
(9) it is connect with inductor supporting plate (8), sensing chip (10) with cam (16), motor cabinet (2) is equipped with inductor supporting plate (8), induction
Device supporting plate (8) is equipped with inductor (9), and inductor (9) is used to detect the position of sensing chip (10).
10. sewing machine, it is characterised in that: including the described in any item presser foot lifters of claim 1-9 and type throwing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821602359.6U CN209039719U (en) | 2018-09-29 | 2018-09-29 | Presser foot lifter and type throwing mechanism and sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821602359.6U CN209039719U (en) | 2018-09-29 | 2018-09-29 | Presser foot lifter and type throwing mechanism and sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209039719U true CN209039719U (en) | 2019-06-28 |
Family
ID=67034836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821602359.6U Expired - Fee Related CN209039719U (en) | 2018-09-29 | 2018-09-29 | Presser foot lifter and type throwing mechanism and sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209039719U (en) |
-
2018
- 2018-09-29 CN CN201821602359.6U patent/CN209039719U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |