CN210916534U - Sewing machine with liftable machine head - Google Patents
Sewing machine with liftable machine head Download PDFInfo
- Publication number
- CN210916534U CN210916534U CN201921758167.9U CN201921758167U CN210916534U CN 210916534 U CN210916534 U CN 210916534U CN 201921758167 U CN201921758167 U CN 201921758167U CN 210916534 U CN210916534 U CN 210916534U
- Authority
- CN
- China
- Prior art keywords
- presser foot
- main shaft
- section
- shaft
- machine head
- 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.)
- Active
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model provides a sewing machine with a liftable machine head, which comprises a main shaft, a machine head, a tooth frame and a driving motor; the below of this aircraft nose is equipped with sewing mechanism, and the main shaft sets up between aircraft nose and driving motor, and driving motor drives the main shaft and rotates in order to drive sewing mechanism work, and the below of this aircraft nose is equipped with the tooth frame, is equipped with the clearance in order to place the cloth between this aircraft nose and this tooth frame. The utility model provides a sewing machine of aircraft nose liftable, through falling into anterior segment main shaft and back end main shaft with the main shaft, anterior segment main shaft and back end main shaft are equipped with first connecting elements and second coupling assembling respectively, when aircraft nose and anterior segment main shaft slide each other along vertical direction and back end main shaft and driving motor, but first connecting elements and second coupling assembling alternate segregation for the sewing machine of aircraft nose below can the great height of lifting, presser foot and the great position of bearer distance, thereby can sew fluffy cloth or thick cloth.
Description
Technical Field
The utility model belongs to the technical field of sewing machine, especially, relate to a sewing machine of aircraft nose liftable.
Background
In a sewing machine in the prior art, a general machine head and a driving mechanism are arranged in an integrally formed machine shell, the machine head and the driving mechanism cannot move relatively, and the sewing mechanism cannot be lifted to a high height, so that the sewing machine cannot sew fluffy cloth or thick cloth.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, it is necessary to provide a sewing machine with a head that can be lifted and lowered for sewing fluffy cloth or thick cloth.
The utility model provides a sewing machine with a liftable machine head, which comprises a main shaft, a machine head, a tooth frame and a driving motor; a sewing mechanism is arranged below the machine head, the main shaft is arranged between the machine head and the driving motor, the driving motor drives the main shaft to rotate so as to drive the sewing mechanism to work, a tooth frame is arranged below the machine head, and a gap is arranged between the machine head and the tooth frame so as to place cloth; the main shaft comprises a front section main shaft and a rear section main shaft; the front section main shaft is connected with the machine head, and the rear section main shaft is rotatably connected with a driving motor; the end part of the front section main shaft connected with the rear section main shaft is provided with a first connecting component, the end part of the rear section main shaft connected with the front section main shaft is provided with a second connecting component, and the first connecting component and the second connecting component can slide mutually along the vertical direction so as to separate or connect the two connecting components mutually; when the sewing machine does not work, the machine head moves upwards along the vertical direction to be away from the tooth frame, so that the first connecting assembly and the second connecting assembly are separated from each other; when the sewing machine is to work, the machine head moves downwards along the vertical direction to enable the first connecting assembly and the second connecting assembly to be connected with each other, and the driving motor drives the rear section main shaft to rotate so as to drive the front section main shaft to rotate to drive the sewing mechanism to work, thereby sewing cloth.
The utility model provides a sewing machine of aircraft nose liftable, through falling into anterior segment main shaft and back end main shaft with the main shaft, anterior segment main shaft and back end main shaft are equipped with first connecting elements and second coupling assembling respectively, when aircraft nose and anterior segment main shaft slide each other along vertical direction and back end main shaft and driving motor, but first connecting elements and second coupling assembling alternate segregation for the sewing machine of aircraft nose below can the great height of lifting, presser foot and the great position of bearer distance, thereby can sew fluffy cloth or thick cloth.
Drawings
FIG. 1 is a schematic structural view of a sewing machine with a liftable head provided by the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1;
FIG. 3 is a schematic view of the driving structure of FIG. 1;
FIG. 4 is a schematic view of the sewing machine of FIG. 1 including a housing.
Reference numerals:
10 main shaft 11 forepart main shaft 12 rear end main shaft
20 machine head 21 sewing mechanism 30 tooth frame
31 feed shaft 40 driving motor of feed shaft 32
51 first connecting member 52 second connecting member 53 groove
54 projection 60 connecting rod 70 presser foot driving shaft
71 front section presser foot driving shaft 72 rear section presser foot driving shaft 73 presser foot
74 presser foot swing connecting rod 81 front section shell 82 rear section shell
83 linear motor 90 guide rail assembly 91 chute assembly
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples:
example one
The utility model provides a sewing machine with a liftable machine head, which comprises a main shaft 10, a machine head 20, a tooth frame 30 and a driving motor 40; a sewing mechanism 21 is arranged below the machine head 20, the spindle 10 is arranged between the machine head 20 and the driving motor 40, the driving motor 40 drives the spindle 10 to rotate so as to drive the sewing mechanism 21 to work, a tooth frame 30 is arranged below the machine head 20, and a gap is arranged between the machine head 20 and the tooth frame 30 so as to place cloth; the main shaft 10 comprises a front section main shaft 11 and a rear section main shaft 12; the front section spindle 11 is connected with the machine head 10, and the rear section spindle 12 is rotatably connected with a driving motor 40; a first connecting assembly 51 is arranged at the end part of the front section main shaft 11 connected with the rear section main shaft 12, a second connecting assembly 52 is arranged at the end part of the rear section main shaft 12 connected with the front section main shaft 11, and the first connecting assembly 51 and the second connecting assembly 52 can slide mutually along the vertical direction to mutually separate or connect the two connecting assemblies; when the sewing machine does not work, the machine head 20 moves upwards along the vertical direction to be far away from the tooth frame 30, so that the first connecting assembly 51 and the second connecting assembly 52 are separated from each other; when the sewing machine is to work, the head 20 moves down in the vertical direction to connect the first connecting assembly 51 and the second connecting assembly 52, and the driving motor 40 drives the rear spindle 12 to rotate, thereby driving the front spindle 11 to rotate to drive the sewing mechanism 21 to work, thereby sewing the cloth.
In specific implementation, as shown in fig. 1 to 3: a sewing mechanism 21 (the sewing mechanism belongs to the prior art and is not described herein) is arranged below the machine head 20, the machine head 20 is connected with a driving motor 40 through a main shaft 10, and when the driving motor 40 works and rotates, the main shaft 10 is driven to move, and the sewing mechanism 21 arranged below the machine head 20 is driven to work so as to sew cloth; a feed lifting tooth shaft 31, a feed rack 30 and a feed shaft 32 are arranged below the sewing mechanism 21, the feed lifting tooth shaft 31 and the feed shaft 32 are respectively connected with the main shaft 10 through a connecting rod 60, and the main shaft 10 drives the feed lifting tooth shaft 31 and the feed shaft 32 to rotate repeatedly when working, so that the feed lifting tooth shaft 31 and the feed shaft 32 are driven to work to feed cloth (the prior art is adopted, and the description is omitted); the main shaft 10 comprises a front section main shaft 11 and a rear section main shaft 12, one end of the front section main shaft 11 is connected with the machine head 20, and the other end is provided with a first connecting component 51; one end of the rear-section spindle 12 is connected with the driving motor 40, and the other end is provided with a second connecting component 52; the first connecting assembly 51 and the second connecting assembly 52 can be connected together, and at this time, the driving motor 40 rotates to drive the rear section main shaft 12 and the second connecting assembly 52 to rotate, so as to drive the first connecting assembly 51 and the front section main shaft 11 to rotate, thereby driving the sewing mechanism 21 to work; the first connecting component 51 can move upwards along the vertical direction, so that the first connecting component 51 is separated from the second connecting component 52, at the moment, the front section spindle 51 and the machine head 20 also move upwards along the vertical direction, the distance between the sewing mechanism 21 and the tooth frame 30 is increased, and fluffy or thick cloth can be placed above the tooth frame 30; after the thick or fluffy cloth is placed, the machine head 20, the front section spindle 11 and the first connecting assembly 51 move downwards along the vertical direction, the presser foot 73 presses the cloth, the first connecting assembly 51 is connected with the second connecting assembly 52, and at the moment, the driving motor 40 works to drive the sewing mechanism 21 to sew the cloth.
The utility model provides a sewing machine of aircraft nose liftable, through falling into anterior segment main shaft 11 and back end main shaft 12 with main shaft 10, anterior segment main shaft 11 and back end main shaft 12 are equipped with first connecting elements 51 and second coupling assembling 52 respectively, when aircraft nose 20 and anterior segment main shaft 11 along vertical direction and back end main shaft 12 and driving motor 40 mutual slip, but first connecting elements 51 and second coupling assembling 52 alternate segregation, make sewing mechanism 21 of aircraft nose 20 below can the great height of lifting, presser foot 73 is apart from the great position with dental articulator 30, thereby can sew fluffy cloth or thick cloth.
Example two
Preferably, a presser foot drive shaft 70 is also included; the presser foot drive shaft 70 is arranged in parallel with the main shaft 10; the presser foot drive shaft 70 includes a front presser foot drive shaft 71 and a rear presser foot drive shaft 71; the end of the front presser foot driving shaft 71 connected with the rear presser foot driving shaft 72 is provided with a first connecting assembly 51, the end of the rear presser foot driving shaft 72 connected with the front presser foot driving shaft 71 is provided with a second connecting assembly 52, and the first connecting assembly 51 and the second connecting assembly 52 can slide mutually along the vertical direction to separate or connect the two connecting assemblies mutually.
Preferably, the presser foot driving shaft 70 is connected to the feed lifting shaft 31 through a presser foot swing link 74, the presser foot swing link 74 is eccentrically hinged to the feed lifting shaft 31, and when the feed lifting shaft 31 is repeatedly rotated in the circumferential direction thereof, the presser foot 73 is driven to be raised and lowered by the repeated rotation of the presser foot swing link 74.
In specific implementation, as shown in fig. 1 to 3: on the basis of the first embodiment, the sewing machine is further provided with a presser foot driving shaft 70, the presser foot driving shaft 70 is arranged in parallel with the main shaft 10, a presser foot 73 is arranged at one end of the presser foot driving shaft 70, which is close to the sewing mechanism 21, the presser foot driving shaft 70 is connected with the tooth lifting shaft 31 through the presser foot swinging connecting rod 74, the tooth lifting shaft 31 reciprocates and circularly drives the presser foot driving shaft 70 to work, and the presser foot 73 is matched with the tooth frame 30 to work (this is the prior art, and details are not repeated herein); the presser foot driving shaft 70 comprises a front presser foot driving shaft 71 and a rear presser foot driving shaft 72 like the main shaft 10, a presser foot 73 is arranged below one end part of the front presser foot driving shaft 71, and a first connecting assembly 51 is arranged at the other end part; one end part of the rear-section presser foot driving shaft 72 is connected with the feed lifting rock shaft 31 through a presser foot swinging connecting rod 74, and the other end part is provided with a second connecting assembly 52; the first connecting assembly 51 and the second connecting assembly 52 can be connected together, at this time, the bud lifting shaft 31 rotates in a reciprocating and circumferential manner to drive the rear presser foot driving shaft 72 and the second connecting assembly 52 to rotate, so as to drive the first connecting assembly 51 and the front presser foot driving shaft 71 to rotate, and thus drive the presser foot 73 to press cloth downwards or move upwards without pressing cloth; the first connecting assembly 51 can move upwards along the vertical direction to separate the first connecting assembly 51 from the second connecting assembly 52, at this time, the front section presser foot driving shaft 71 and the machine head 20 also move upwards along the vertical direction, the distance between the presser foot 73 and the sewing mechanism 21 and the tooth frame 30 is increased, and therefore fluffy or thick cloth can be placed above the tooth frame 30; after the thick or fluffy cloth is placed, the machine head 20, the front section presser foot driving shaft 70 and the first connecting assembly 51 move downwards along the vertical direction, the presser foot 73 presses the cloth, the first connecting assembly 51 is connected with the second connecting assembly 52, and at the moment, the driving motor 40 works to drive the sewing mechanism 21 to sew the cloth.
EXAMPLE III
Preferably, the front spindle 11 and the head 20 are disposed in a front housing 81, and the rear spindle 12 and the driving motor 40 are disposed in a rear housing 82; the rear section shell 82 is provided with a guide rail assembly 90 along the vertical direction, the front section shell 81 is provided with a chute assembly 91 along the vertical direction, and the chute assembly 91 slides up and down along the guide rail assembly 90 to enable the first connecting assembly 51 to slide up and down along the second connecting assembly 52, so that the first connecting assembly 51 and the second connecting assembly 52 are mutually separated or connected.
Preferably, a presser foot drive shaft 70 is also included; the presser foot drive shaft 70 is arranged in parallel with the main shaft 10; the presser foot drive shaft 70 includes a front presser foot drive shaft 71 and a rear presser foot drive shaft 72; the front presser foot drive shaft 71 is disposed in the front section housing 81, and the rear presser foot drive shaft 72 is disposed in the rear section housing 82; the end of the front presser foot driving shaft 71 connected with the rear presser foot driving shaft 72 is provided with a first connecting assembly 51, the end of the rear presser foot driving shaft 72 connected with the front presser foot driving shaft 71 is provided with a second connecting assembly 52, and the first connecting assembly 51 and the second connecting assembly 52 can slide mutually along the vertical direction to separate or connect the two connecting assemblies mutually.
In specific implementation, as shown in fig. 4: on the basis of the first or second embodiment, the front section spindle 11, the front section presser foot driving shaft 71 and the machine head 20 are arranged in the front section shell 81, the rear section spindle 12 and the rear section presser foot driving shaft 72 are arranged in the rear section shell 82, both the front section spindle 11 and the front section presser foot driving shaft 71 can rotate in the front section shell 81, and both the rear section spindle 12 and the rear section presser foot driving shaft 72 can rotate in the rear section shell 82; be equipped with guide rail assembly 90 on the back end shell 82, anterior segment shell 81 is equipped with spout assembly 91, spout assembly 91 and guide rail assembly 90 looks adaptation are connected, spout assembly 91 can be followed guide rail assembly 90 and slided from top to bottom, thereby make anterior segment shell 81 slide from top to bottom along back end shell 82, make anterior segment main shaft 11 and back end main shaft 12, anterior segment presser foot drive shaft 71 and back end presser foot drive shaft 72 break away from each other or connect through first coupling assembling 51 and second coupling assembling 52 respectively.
Example four
Preferably, the sliding track assembly 91 includes a T-shaped slot and the sliding track assembly 90 includes an I-shaped sliding track, wherein the T-shaped slot is similar to the I-shaped slot, such that the front housing 81 only slides in a vertical direction along the rear housing 82.
In specific implementation, as shown in fig. 4: on the basis of the third embodiment, the chute assembly 91 comprises a T-shaped groove, the slide rail assembly 90 comprises an i-shaped slide rail, and the T-shaped groove is matched with the i-shaped slide rail, so that the front section shell 81 can slide up and down along the rear section shell 82, and the front section shell 81 can also be clamped on the rear section shell 82.
EXAMPLE five
Preferably, as shown in fig. 4: the front section casing 81 is provided with a linear motor 83, and the linear motor 83 drives the front section casing 81 to slide up and down.
Preferably, as shown in fig. 2 and 3: the first connecting assembly 51 and the second connecting assembly 52 are two parts of a coupler; one of the connecting members is provided with a groove 53, and the other connecting member is provided with a protrusion 54, and when the grooves 53 and the protrusions 54 of the two connecting members are positioned in the vertical direction, the two connecting members can slide up and down to be connected with or separated from each other.
Claims (8)
1. A sewing machine with a liftable machine head comprises a main shaft, the machine head, a tooth frame and a driving motor; a sewing mechanism is arranged below the machine head, the main shaft is arranged between the machine head and the driving motor, the driving motor drives the main shaft to rotate so as to drive the sewing mechanism to work, a tooth frame is arranged below the machine head, and a gap is arranged between the machine head and the tooth frame so as to place cloth; the method is characterized in that: the main shaft comprises a front section main shaft and a rear section main shaft; the front section main shaft is connected with the machine head, and the rear section main shaft is rotatably connected with a driving motor; the end part of the front section main shaft connected with the rear section main shaft is provided with a first connecting component, the end part of the rear section main shaft connected with the front section main shaft is provided with a second connecting component, and the first connecting component and the second connecting component can slide mutually along the vertical direction so as to separate or connect the two connecting components mutually; when the sewing machine does not work, the machine head moves upwards along the vertical direction to be away from the tooth frame, so that the first connecting assembly and the second connecting assembly are separated from each other; when the sewing machine is to work, the machine head moves downwards along the vertical direction to enable the first connecting assembly and the second connecting assembly to be connected with each other, and the driving motor drives the rear section main shaft to rotate so as to drive the front section main shaft to rotate to drive the sewing mechanism to work, thereby sewing cloth.
2. The sewing machine with a liftable machine head according to claim 1, wherein: the presser foot driving shaft is also included; the presser foot driving shaft is arranged in parallel with the main shaft; the presser foot driving shaft comprises a front section presser foot driving shaft and a rear section presser foot driving shaft; the end part of the front-section presser foot driving shaft connected with the rear-section presser foot driving shaft is provided with a first connecting assembly, the end part of the rear-section presser foot driving shaft connected with the front-section presser foot driving shaft is provided with a second connecting assembly, and the first connecting assembly and the second connecting assembly can slide mutually along the vertical direction to separate or connect the two connecting assemblies mutually.
3. The sewing machine with a liftable machine head according to claim 1, wherein: the front section main shaft and the machine head are arranged in the front section shell, and the rear section main shaft and the driving motor are arranged in the rear section shell; be equipped with the guide rail subassembly along vertical direction on this back end shell, this anterior segment shell is equipped with the spout subassembly along vertical direction, and this spout subassembly slides from top to bottom along this guide rail subassembly so that first connecting elements slides from top to bottom along second coupling assembling to first connecting elements and second coupling assembling break away from each other or connect.
4. The sewing machine with a liftable machine head according to claim 3, wherein: the presser foot driving shaft is also included; the presser foot driving shaft is arranged in parallel with the main shaft; the presser foot driving shaft comprises a front section presser foot driving shaft and a rear section presser foot driving shaft; the front-section presser foot driving shaft is arranged in the front-section shell, and the rear-section presser foot driving shaft is arranged in the rear-section shell; the end part of the front-section presser foot driving shaft connected with the rear-section presser foot driving shaft is provided with a first connecting assembly, the end part of the rear-section presser foot driving shaft connected with the front-section presser foot driving shaft is provided with a second connecting assembly, and the first connecting assembly and the second connecting assembly can slide mutually along the vertical direction to separate or connect the two connecting assemblies mutually.
5. The sewing machine with a liftable machine head according to claim 3, wherein: this spout subassembly includes T type groove, and this slide rail subassembly includes I shape slide rail, and this T type groove is similar to be joined in marriage with this I shape groove to this anterior segment shell only slides in vertical direction along this back end shell.
6. The sewing machine with a liftable machine head according to claim 5, wherein: the front section shell is provided with a linear motor which drives the front section shell to slide up and down.
7. The sewing machine with a liftable machine head as claimed in claim 4, wherein: the presser foot driving shaft is connected with the feed lifting rock shaft through a presser foot swinging connecting rod, the presser foot swinging connecting rod is eccentrically hinged with the feed lifting rock shaft, and when the feed lifting rock shaft rotates repeatedly along the circumferential direction of the feed lifting rock shaft, the presser foot swinging connecting rod rotates repeatedly, so that the presser foot is driven to ascend and descend.
8. The sewing machine with a liftable head according to any one of claims 1 to 7, wherein: the first connecting component and the second connecting component are couplings; one of them coupling assembling is equipped with the recess, and another coupling assembling is equipped with the arch, and when two coupling assembling's recess and arch were located vertical direction, two coupling assembling can slide each other from top to bottom in order to interconnect or break away from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921758167.9U CN210916534U (en) | 2019-10-20 | 2019-10-20 | Sewing machine with liftable machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921758167.9U CN210916534U (en) | 2019-10-20 | 2019-10-20 | Sewing machine with liftable machine head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210916534U true CN210916534U (en) | 2020-07-03 |
Family
ID=71362583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921758167.9U Active CN210916534U (en) | 2019-10-20 | 2019-10-20 | Sewing machine with liftable machine head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210916534U (en) |
-
2019
- 2019-10-20 CN CN201921758167.9U patent/CN210916534U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103981638A (en) | Outrigger rotating type independently-driven automatic sewing equipment | |
| CN103820958A (en) | High-speed hand piece assembly of embroidery machine | |
| CN210916534U (en) | Sewing machine with liftable machine head | |
| CN110592819A (en) | Sewing machine with liftable machine head | |
| CN203741563U (en) | High-speed embroidery machine head component | |
| CN212404438U (en) | Overedger's feeding mechanism | |
| CN205950845U (en) | Paper pressing device of paper cutting machine | |
| CN106222904B (en) | Embroidery machine head | |
| CN209616683U (en) | A kind of binding apparatus for accounting voucher | |
| CN207656771U (en) | A kind of high-precision infrared ray electric eye scanning die-cutting apparatus | |
| CN205996062U (en) | A kind of for the cylinder material jacking mechanism on drawing die | |
| CN108381248A (en) | A kind of planer-type milling machine device of novel improved structure | |
| CN205258829U (en) | High -speed towel embroidery handpiece opens to shut down and constructs | |
| CN201103043Y (en) | Electro-pattern-sewing machine | |
| CN203754962U (en) | Vertical driving mechanism of upper feeding table of sewing machine | |
| CN107668155A (en) | A kind of food processing equipment | |
| CN103710890A (en) | Cloth feed mechanism for sewing machine | |
| CN110086300B (en) | Chute rotor forming device for motor | |
| CN210309253U (en) | Cutting device of bag making machine | |
| CN209037222U (en) | A kind of accounting Financial Billing binder | |
| CN207668829U (en) | A kind of motor lower casing automatic assembly equipment | |
| CN209009714U (en) | A kind of full servo drive flies up to head | |
| CN217997551U (en) | Low-vibration needle bar driving mechanism of embroidery machine | |
| CN209425345U (en) | For assembling the tool fixture of dining chair pedestal | |
| CN105690054A (en) | Pin penetrating and bending device of automatic pin penetrating machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |