CN213681237U - Novel aircraft nose mechanism - Google Patents
Novel aircraft nose mechanism Download PDFInfo
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- CN213681237U CN213681237U CN202022685069.6U CN202022685069U CN213681237U CN 213681237 U CN213681237 U CN 213681237U CN 202022685069 U CN202022685069 U CN 202022685069U CN 213681237 U CN213681237 U CN 213681237U
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Abstract
The utility model relates to an embroidery machine technical field provides a novel aircraft nose mechanism, include: the needle bar driving assembly comprises a needle bar driver, the presser foot driving assembly comprises a presser foot driving block and a synchronous belt, the take-up assembly comprises a take-up cam, a take-up cam seat and a second take-up lever driving rod, the take-up cam seat and the main shaft are all arranged outside the machine shell, the main shaft drives the cam shaft to rotate, the cam shaft penetrates through the machine shell, and the needle bar driver is driven to move up and down along the axial direction of the needle bar driving shaft and drives the second take-up lever driving rod to swing and take-up; the independent presser foot motor is fixed on the side surface of the machine shell, and drives the presser foot driving block to move up and down along the axial direction of the presser foot driving shaft through the synchronous belt. The main shaft of the mechanism is separated from the machine shell, the main shaft can be thickened, the assembly concentricity requirement is reduced, the maintenance is convenient, and the machine head is convenient to disassemble.
Description
Technical Field
The utility model relates to an embroidery machine technical field especially relates to a novel aircraft nose mechanism.
Background
In the technical field of embroidery machines, in order to improve the embroidery efficiency, the current embroidery machine with multiple machine heads is a market trend and direction, but the current embroidery machine still has the following problems:
(1) the main shaft of the shell of the embroidery machine is arranged in the shell, and the load of the main shaft is increased along with the increase of the number of heads. Chinese patent application publication No. CN211596015U discloses an embroidery machine head driving mechanism, in which a main shaft is disposed above a machine case, and a first gear disposed on the machine case is driven by a second gear. The mechanism adopts a meshing mode for transmission, the requirements on the precision of the machine head position and the like are high, and the embroidery machine head is a device which frequently vibrates and is not beneficial to long-term use.
(2) The take-up cam of present embroidery machine all installs in the casing, is not convenient for adjust the angle of cam, can't realize accurate control.
(3) At present, an independent presser foot mechanism is installed in an embroidery machine, but a motor of the independent presser foot is arranged on the back of a machine shell, so that the independent presser foot mechanism is inconvenient to assemble, disassemble and maintain.
(4) In the current independent presser foot mechanism, an independent presser foot motor uses a connecting rod structure to conduct power, and the structure is relatively complex.
Therefore, it is necessary to develop a novel machine head mechanism which can externally arrange the main shaft, is convenient for thread take-up and is convenient for maintenance of the independent presser foot mechanism.
SUMMERY OF THE UTILITY MODEL
The technical purpose of the utility model is to solve above-mentioned prior art's defect, provide a novel aircraft nose mechanism, make that the main shaft is external, accurate control take-up, simple structure, the independent presser foot mechanism of maintenance of being convenient for realize large-scale production.
As a first aspect of the present invention, there is provided a novel head mechanism, including:
the needle bar driving assembly comprises a needle bar driver arranged on the needle bar driving shaft in a penetrating mode, the presser foot driving assembly comprises a synchronous belt and a presser foot driving block arranged on the presser foot driving shaft in a penetrating mode, and the take-up assembly comprises a take-up cam, a take-up cam seat and a second take-up lever driving rod;
the main shaft and the cam shaft are both horizontally arranged, and the needle rod driving shaft and the presser foot driving shaft are both vertically fixed on the machine shell;
the main shaft is arranged outside the machine shell and drives the cam shaft to rotate;
the cam shaft penetrates through the machine shell and drives the needle rod driver of the needle rod driving assembly to move up and down along the axial direction of the needle rod driving shaft;
the independent presser foot motor is fixed on the side surface of the machine shell, and a presser foot driving block of the presser foot driving assembly is driven to move up and down along the axial direction of the presser foot driving shaft by a synchronous belt of the presser foot driving assembly;
the take-up cam and the take-up cam seat are both arranged outside the shell and fixedly connected with each other, the take-up cam seat is fixed on the cam shaft, the cam shaft further drives the take-up cam seat to rotate, and the take-up cam fixedly connected with the take-up cam seat drives the second take-up lever driving rod to swing for taking up.
According to an exemplary embodiment of the present invention, the thread take-up assembly further comprises an integral bearing, a thread take-up lever driving pin and a first thread take-up lever driving lever;
the outer ring of the integrated bearing is fixedly connected with the side face of the machine shell, the outer ring of the integrated bearing can be fixedly connected with the side face of the machine shell or can be fixedly connected with the side face of the machine shell through a side cover plate, the inner ring of the integrated bearing is fixedly connected with the cam shaft, the cam shaft penetrates out of the machine shell and penetrates through the take-up cam to be fixedly connected with the take-up cam seat, and the first take-up lever driving rod is arranged outside the machine shell;
one end of the first take-up lever driving rod is fixed in a cam groove of the take-up cam, the other end of the first take-up lever driving rod is fixed on a take-up lever driving pin shaft, the take-up lever driving pin shaft horizontally penetrates through the shell and is fixedly connected with one end of the second take-up lever driving rod in the shell, and the take-up lever driving pin shaft is driven by the cam shaft to rotate and drive the second take-up lever driving rod to swing and take-up.
According to the utility model discloses an example embodiment, the take-up subassembly still includes a eye retaining ring, a eye retaining ring is fixed on take-up lever drive pin to be located between first take-up lever actuating lever and the casing.
According to an exemplary embodiment of the present invention, the needle bar driving assembly further comprises a large cam with a bearing, a three-hole link, and a small link;
the large cam with the bearing is fixedly connected with the middle part of the three-hole connecting rod and drives the three-hole connecting rod to rotate under the driving of the cam shaft;
one end of the three-eye connecting rod is fixedly connected with the machine shell, the other end of the three-eye connecting rod is fixedly connected with one end of the small connecting rod, the other end of the small connecting rod is fixedly connected with the needle rod driver, and the small connecting rod moves up and down under the rotation of the three-eye connecting rod and drives the needle rod driver to move up and down along the axial direction of the needle rod driving shaft.
According to an exemplary embodiment of the present invention, the large cam with bearing includes a fixing portion, a first bearing, and a rod portion;
the fixing part is fixed on the side face of the shell, the outer ring of the first bearing is fixedly connected with the fixing part, the inner ring of the first bearing is fixedly connected with the camshaft, the camshaft penetrates into the shell through the first bearing, one end of the rod part is fixedly connected with the inner ring of the first bearing, and the other end of the rod part is fixedly connected with the middle part of the three-hole connecting rod.
According to an exemplary embodiment of the present invention, the presser foot drive assembly further comprises a first driving pulley, a first driven pulley, a motor connecting rod rotating shaft, a motor connecting rod and a presser foot drive connecting rod;
the first driving belt wheel is fixedly connected with the independent presser foot motor, and the synchronous belt is sleeved on the first driving belt wheel and the first driven belt wheel;
one end of the rotating shaft of the motor connecting rod is fixedly connected with the first driven belt wheel, the other end of the rotating shaft of the motor connecting rod is connected with one end of the motor connecting rod, the other end of the motor connecting rod is connected with one end of the presser foot driving connecting rod, and the other end of the presser foot driving connecting rod is fixedly connected with the presser foot driving block.
According to an exemplary embodiment of the present invention, the presser foot driving assembly further comprises a second driving pulley, a second driven pulley, a third driven pulley, a toothed plate and a pressing plate;
the second driving belt wheel is fixedly connected with the independent presser foot motor, the synchronous belt is sleeved on the second driving belt wheel, the second driven belt wheel and the third driven belt wheel, and the second driven belt wheel and the third driven belt wheel are positioned in the same vertical direction, so that the synchronous belt between the second driven belt wheel and the third driven belt wheel is vertically arranged;
the toothed plate and the pressing plate clamp a synchronous belt between the second driven belt wheel and the third driven belt wheel, so that the pressing plate can move up and down along with the synchronous belt;
the pressing plate is fixedly connected with the pressing foot driving block.
According to the utility model discloses an example embodiment, novel aircraft nose mechanism still includes main shaft belt, main shaft driving pulley and main shaft driven pulley, the main shaft belt cover is in main shaft driving pulley with on the main shaft driven pulley, main shaft driving pulley fixes on the main shaft, main shaft driven pulley fixes on the camshaft, make the camshaft is in the drive of main shaft is rotated down.
According to the utility model discloses an example embodiment, novel aircraft nose mechanism still includes main shaft fixing base and second bearing, the outer lane of second bearing with main shaft fixing base fixed connection, the inner circle with main shaft fixed connection, the main shaft fixing base with casing fixed connection.
According to the utility model discloses an example embodiment, novel aircraft nose mechanism still includes that main shaft belt rises tight pulley and main shaft belt rises tight pulley seat, main shaft belt rise tight pulley with the outside laminating of main shaft belt, and fix on the tight pulley seat of main shaft belt rise, main shaft belt rise tight pulley seat with main shaft fixing base fixed connection.
The utility model has the advantages that:
(1) the main shaft is separated from the shell, so that the number of bearings can be reduced, the extra load caused by assembly concentricity errors can be reduced, the shock absorption and noise reduction can be realized, the service life of the motor is prolonged, meanwhile, the diameter of the main shaft can be increased due to the external arrangement of the main shaft, the angle deviation of the main shaft caused by the rotation of the end close to the motor and the end far from the motor is reduced, the working consistency of each machine head is improved, and the overall performance of the machine is improved.
(2) The thread take-up cam is arranged on the outer side of the machine shell, so that the angle of the cam can be adjusted conveniently, accurate control can be realized, and the cam can be replaced conveniently.
(3) The motor is arranged on the side surface of the shell, and the disassembly, the assembly and the maintenance are convenient and quick.
(4) The presser foot drive assembly is in a synchronous belt conveying mode and is simple in structure.
Drawings
FIG. 1 is a perspective view of a first embodiment of the novel head mechanism;
FIG. 2 is a front view of the novel head mechanism of the first embodiment;
FIG. 3 is an exploded view showing a part of the structure of the novel head mechanism according to the first embodiment;
FIG. 4 is an exploded view showing all the structures of the novel head mechanism of the first embodiment;
FIG. 5 is a connection diagram showing the thread take-up assembly of the novel head mechanism according to the first embodiment;
FIG. 6 is an exploded view showing all the structure of the novel head mechanism of the second embodiment;
fig. 7 is a connection diagram of a presser foot driving assembly of the novel head mechanism of the second embodiment.
Wherein, 1-machine shell, 11-supporting seat, 2-main shaft, 3-cam shaft, 4-needle bar driving component, 41-large cam with bearing, 42-three eye connecting rod, 43-small connecting rod, 44-needle bar driver, 45-pin No. 1, 46-pin No. 2, 5-needle bar driving shaft, 6-independent presser foot motor, 61-motor seat, 7-presser foot driving component, 711-first driving pulley, 712-first driven pulley, 713-synchronous belt, 714-motor connecting rod rotating shaft, 715-motor connecting rod, 716-presser foot driving connecting rod, 717-presser foot driving block, 721-second driving pulley, 722-second driven pulley, 723-third driven pulley, 724-synchronous belt, 725-tooth plate, 726-pressing plate, 727-presser foot driving block, 728-second driven pulley pin, 729-third driven pulley pin, 8-presser foot driving shaft, 9-thread picking component, 91-integrated bearing, 92-take-up cam, 93-take-up cam seat, 94-take-up lever drive pin shaft, 95-first take-up lever drive rod, 96-second take-up lever drive rod, 97-eye retainer ring, 98-side cover plate, 101-main shaft belt, 102-main shaft driving pulley, 103-main shaft driven pulley, 104-main shaft fixing seat, 105-second bearing, 106-main shaft belt tension pulley, 107-main shaft belt tension pulley seat, 108-main shaft belt tension pulley pin shaft.
Detailed Description
The embodiments of the invention are described in detail below, but the invention can be implemented in many different ways, which are defined and covered by the claims.
According to the first embodiment of the present invention, a novel handpiece mechanism is provided, as shown in fig. 1, including: the needle bar presser comprises a machine shell 1, a main shaft 2, a cam shaft 3, a needle bar driving assembly 4, a needle bar driving shaft 5, an independent presser foot motor 6, a presser foot driving assembly 7, a presser foot driving shaft 8, a thread take-up assembly 9, a connecting assembly, a fixing assembly and an adjusting assembly.
As shown in fig. 2, the main shaft 2 is horizontally disposed above the housing 1 and outside the housing 1, so as to reduce vibration and noise, prolong the service life of the motor, increase the diameter of the main shaft, reduce the angular deviation between the near end and the far end of the main shaft due to rotation, and improve the working consistency of each machine head.
As shown in fig. 3 and 4, the main shaft 2 realizes the relative fixation of the position relationship between the main shaft 2 and the casing 1 through a fixing component, the fixing component includes a main shaft fixing seat 104 and a second bearing 105, the main shaft fixing seat 104 is fixedly connected with the side surface of the upper part of the casing 1, the outer ring of the second bearing 105 is fixedly connected with the main shaft fixing seat 104, and the inner ring is fixedly connected with the main shaft 2.
The camshaft 3 is horizontally arranged below the main shaft 2, and the main shaft 2 drives the camshaft 3 through the connecting component. The connecting assembly comprises a main shaft belt 101, a main shaft driving pulley 102 and a main shaft driven pulley 103. The main shaft belt 101 is sleeved on the outer rings of the main shaft driving belt pulley 102 and the main shaft driven belt pulley 103, and the inner ring of the main shaft driving belt pulley 102 is fixed on the main shaft 2 and can rotate along with the main shaft 2; the inner ring of the main shaft driven pulley 103 is fixed on the camshaft 3, and can be driven by the main shaft driving pulley 102 to rotate, and drives the camshaft 3 to rotate.
Since one spindle 2 drives a plurality of heads, an adjusting assembly for adjusting the spindle belt 101 is provided in order to ensure the consistency of the respective heads. The adjusting component comprises a main shaft belt tensioning wheel 106, a main shaft belt tensioning wheel seat 107 and a main shaft belt tensioning wheel pin shaft 108. The main shaft belt tension wheel 106 is attached to the outer side of the main shaft belt 101 and fixed on the main shaft belt tension wheel seat 107 through a main shaft belt tension wheel pin 108. The main shaft belt tensioning wheel seat 107 is fixedly connected with the main shaft fixing seat 104, and the tension degree of the main shaft belt 101 can be adjusted by adjusting the position of the main shaft belt tensioning wheel seat 107.
The cam shaft 3 penetrates from one side of the upper part of the machine shell 1 and penetrates out from the other side, and is connected with the needle bar driving component 4 at the penetrated side to drive the needle bar driver 44 of the needle bar driving component 4 to move up and down along the axial direction of the vertical needle bar driving shaft 5; one side of the thread which penetrates out is connected with the thread taking-up component 9 to realize synchronous thread taking-up.
As shown in fig. 4, the needle bar drive assembly 4 includes a large cam 41 with a bearing, a three-eye link 42, a small link 43, a needle bar driver 44, a No. 1 pin 45, and a No. 2 pin 46. The large cam with bearing 41 includes a fixed portion, a first bearing, and a rod portion. The fixing part is fixed on the side surface of the upper part of the machine shell 1 and is fixedly connected with the outer ring of the first bearing. The inner ring of the first bearing is fixedly connected with the camshaft 3, and the camshaft 3 penetrates into the machine shell 1 through the first bearing. One end of the rod part is fixedly connected with the inner ring of the first bearing, and the other end is fixedly connected with the middle part of the three-eye connecting rod 42. The middle part of the three-eye connecting rod 42 is connected with the rod part of the large cam 41 with the bearing through a No. 1 pin 45, one end of the three-eye connecting rod is fixedly connected with the machine shell 1 through a No. 2 pin 46, and the other end of the three-eye connecting rod is fixedly connected with one end of the small connecting rod 43. The other end of the small link 43 is fixedly connected to the needle bar driver 44, and the needle bar driver 44 is inserted into the needle bar drive shaft 5. The needle bar drive shaft 5 is vertically fixed to the housing 1. The inner race of the first bearing with the bearing large cam 41 is driven by the cam shaft 3 to rotate and drive the rod portion to rotate, the rod portion drives the three-eye link 42 to rotate, the small link 43 moves up and down along with it, and drives the needle bar driver 44 to move up and down along the axial direction of the needle bar driving shaft 5 through which the needle bar driver 44 is inserted.
As shown in fig. 3 to 5, the thread take-up assembly 9 is disposed on one side of the cam shaft 3 penetrating out of the housing 1 and higher than the needle bar driving shaft 5, and includes an integral bearing 91, a thread take-up cam 92, a thread take-up cam holder 93, a thread take-up lever driving pin 94, a first thread take-up lever driving lever 95, a second thread take-up lever driving lever 96, an eye check 97, and a side cover 98. The thread take-up cam 92, the thread take-up cam holder 93, the first thread take-up lever drive lever 95, and the eye check ring 97 are provided outside the housing 1. The outer ring of the integral bearing 91 is fixed to a side cover plate 98, and the side cover plate 98 is fixedly connected to the casing 1 and located on the side surface of the casing 1. The integrated bearing 91 may be directly fixed to the side surface of the housing 1, or may be fixedly connected to the housing 1 through a side cover 98. The inner ring of the integrated bearing 91 is fixedly connected with the camshaft 3, and the camshaft 3 penetrates out of the machine shell 1 through the integrated bearing 91. The cam shaft 3 penetrates through the machine shell 1 and then penetrates through the middle part of the thread take-up cam 92 to be fixedly connected with the thread take-up cam seat 93. The thread take-up cam 92 is fixed to the thread take-up cam holder 93, and the first thread take-up lever drive lever 95 has one end fixed to the cam groove of the thread take-up cam 92 and the other end fixed to the thread take-up lever drive pin 94. The thread take-up lever driving pin 94 is horizontally disposed to penetrate the cabinet 1 such that the thread take-up lever driving pin 94 is partially inside the cabinet 1 and partially outside the cabinet 1. The thread take-up lever driving pin 94 is fixedly connected to one end of a second thread take-up lever driving lever 96 at a portion inside the housing 1, and is connected to a first thread take-up lever driving lever 95 and a first catch ring 97 at a portion outside the housing 1. An eye of a retainer 97 is fixed on the thread take-up lever drive pin 94 and is located between the first thread take-up lever drive lever 95 and the housing 1. Under the rotation of the cam shaft 3, the thread take-up cam 92 rotates and drives the first thread take-up lever driving lever 95 to rotate, the thread take-up lever driving pin 94 rotates and drives the second thread take-up lever driving lever 96 to rotate, and the other end of the second thread take-up lever driving lever 96 moves up and down and realizes thread take-up.
As shown in fig. 4, the independent presser foot motor 6 is fixed to a side surface of a lower portion of the housing 1 through a motor base 61, and drives the presser foot drive block 717 of the presser foot drive assembly 7 to move up and down along an axial direction of the vertical presser foot drive shaft 8. The presser foot drive assembly 7 includes a first driving pulley 711, a first driven pulley 712, a timing belt 713, a motor link rotation shaft 714, a motor link 715, a presser foot drive link 716, and a presser foot drive block 717. The first driving pulley 711 is fixedly connected with the independent presser foot motor 6, and the synchronous belt 713 is sleeved on the first driving pulley 711 and the first driven pulley 712. The first driven pulley 712 is fixedly connected to one end of the motor link rotating shaft 714, and the first driving pulley 711 drives the motor link rotating shaft 714 to rotate. The other end of the motor connecting rod rotating shaft 714 is connected with one end of the motor connecting rod 715, the other end of the motor connecting rod 715 is fixedly connected with the presser foot driving connecting rod 716, the other end of the presser foot driving connecting rod 716 is fixedly connected with the presser foot driving block 717, and the presser foot driving block 717 is arranged on the presser foot driving shaft 8 in a penetrating mode. The presser foot drive shaft 8 is vertically fixed to the housing 1. The motor link 715 and the presser foot drive link 716 are swung by the rotation of the motor link rotation shaft 714, and the presser foot drive block 717 is driven to move up and down in the axial direction of the presser foot drive shaft 8. By adopting the mode of the synchronous belt 713, the independent presser foot motor 6 can be arranged on the side surface of the machine shell 1, and is not required to be arranged on the back surface of the machine shell 1, so that the dismounting is convenient, and the structure is simple.
The supporting seat 11 is L-shaped and includes a vertical portion and a horizontal portion, the vertical portion can be fixedly connected with the machine case 1, and also can be fixedly connected with the side surface of the machine case 1 through a side cover plate 98, and the horizontal portion is provided with a through hole for the presser foot driving shaft 8 to pass through.
According to the second embodiment of the present invention, a novel machine head mechanism is provided, as shown in fig. 6, which is substantially the same as the novel machine head mechanism of the first embodiment, and the difference lies in that the presser foot driving assembly 7 includes a second driving pulley 721, a second driven pulley 722, a third driven pulley 723, a synchronous belt 724, a toothed plate 725, a pressing plate 726, a presser foot driving block 727, a second driven pulley pin 728 and a third driven pulley pin 729.
The second driving pulley 721 is fixedly connected with the independent presser foot motor 6, the synchronous belt 724 is sleeved on the second driving pulley 721, the second driven pulley 722 and the third driven pulley 723, and the second driven pulley 722 and the third driven pulley 723 are positioned in the same vertical direction, so that the synchronous belt 724 between the second driven pulley 722 and the third driven pulley 723 is vertically arranged.
The toothed plate 725 and the pressure plate 726 clamp the vertical timing belt 724 between the second driven pulley 722 and the third driven pulley 723, and when the timing belt 724 moves up and down, the pressure plate 726 can move up and down along with the timing belt 724.
The pressure plate 726 is fixedly connected with a pressure foot driving block 727, and the pressure foot driving block 727 is arranged on the pressure foot driving shaft 8 in a penetrating way. The presser foot drive shaft 8 is vertically fixed to the housing 1. When the presser plate 726 moves up and down, the presser foot drive block 727 is driven to move up and down along the axial direction of the presser foot drive shaft 8.
The second driven pulley pin 728 fixedly connects the second driven pulley 722 with the housing 1 through the motor base 61, and the third driven pulley pin 729 fixedly connects the third driven pulley 723 with the housing 1 through the motor base 61.
By adopting the mode of the synchronous belt 724, the independent presser foot motor 6 can be arranged on the side surface of the machine shell 1, and does not need to be arranged on the back surface of the machine shell 1, thereby facilitating the disassembly and assembly and having simple structure.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A novel aircraft nose mechanism which characterized in that includes:
the needle bar driving assembly comprises a needle bar driver arranged on the needle bar driving shaft in a penetrating mode, the presser foot driving assembly comprises a synchronous belt and a presser foot driving block arranged on the presser foot driving shaft in a penetrating mode, and the take-up assembly comprises a take-up cam, a take-up cam seat and a second take-up lever driving rod;
the main shaft and the cam shaft are both horizontally arranged, and the needle rod driving shaft and the presser foot driving shaft are both vertically fixed on the machine shell;
the main shaft is arranged outside the machine shell and drives the cam shaft to rotate;
the cam shaft penetrates through the machine shell and drives the needle rod driver of the needle rod driving assembly to move up and down along the axial direction of the needle rod driving shaft;
the independent presser foot motor is fixed on the side surface of the machine shell, and a presser foot driving block of the presser foot driving assembly is driven to move up and down along the axial direction of the presser foot driving shaft by a synchronous belt of the presser foot driving assembly;
the take-up cam and the take-up cam seat are both arranged outside the shell and fixedly connected with each other, the take-up cam seat is fixed on the cam shaft, the cam shaft further drives the take-up cam seat to rotate, and the take-up cam drives the second take-up lever driving rod to swing to take up threads.
2. The novel handpiece mechanism of claim 1, wherein the thread take-up assembly further comprises an integral bearing, a thread take-up lever drive pin and a first thread take-up lever drive lever;
the outer ring of the integrated bearing is fixedly connected with the side face of the shell, the inner ring of the integrated bearing is fixedly connected with the cam shaft, the cam shaft penetrates through the shell, penetrates through the take-up cam and is fixedly connected with the take-up cam seat, and the first take-up lever driving rod is arranged outside the shell;
one end of the first take-up lever driving rod is fixed in a cam groove of the take-up cam, the other end of the first take-up lever driving rod is fixed on a take-up lever driving pin shaft, the take-up lever driving pin shaft horizontally penetrates through the shell and is fixedly connected with one end of the second take-up lever driving rod in the shell, and the take-up lever driving pin shaft is driven by the cam shaft to rotate and drive the second take-up lever driving rod to swing and take-up.
3. The novel head mechanism as claimed in claim 2, wherein the thread take-up assembly further comprises a side cover plate fixed to a side surface of the housing, and an outer ring of the integral bearing is fixed to the side cover plate.
4. The novel head mechanism as claimed in claim 2, wherein the thread take-up assembly further comprises an eye-shaped retainer ring fixed on the thread take-up lever driving pin and located between the first thread take-up lever driving lever and the housing.
5. The novel handpiece mechanism of claim 1, wherein the needle bar drive assembly further comprises a large cam with bearings, a three-eye link, and a small link;
the large cam with the bearing is fixedly connected with the middle part of the three-hole connecting rod and drives the three-hole connecting rod to rotate under the driving of the cam shaft;
one end of the three-eye connecting rod is fixedly connected with the machine shell, the other end of the three-eye connecting rod is fixedly connected with one end of the small connecting rod, the other end of the small connecting rod is fixedly connected with the needle rod driver, and the small connecting rod moves up and down under the rotation of the three-eye connecting rod and drives the needle rod driver to move up and down along the axial direction of the needle rod driving shaft.
6. The novel head mechanism as claimed in claim 1, wherein the presser foot drive assembly further comprises a first driving pulley, a first driven pulley, a synchronous belt, a motor link rotation shaft, a motor link and a presser foot drive link;
the first driving belt wheel is fixedly connected with the independent presser foot motor, and the synchronous belt is sleeved on the first driving belt wheel and the first driven belt wheel;
one end of the rotating shaft of the motor connecting rod is fixedly connected with the first driven belt wheel, the other end of the rotating shaft of the motor connecting rod is connected with one end of the motor connecting rod, the other end of the motor connecting rod is connected with one end of the presser foot driving connecting rod, and the other end of the presser foot driving connecting rod is fixedly connected with the presser foot driving block.
7. The novel head mechanism as claimed in claim 1, wherein said presser foot drive assembly further comprises a second driving pulley, a second driven pulley, a third driven pulley, a toothed plate and a pressure plate;
the second driving belt wheel is fixedly connected with the independent presser foot motor, the synchronous belt is sleeved on the second driving belt wheel, the second driven belt wheel and the third driven belt wheel, and the second driven belt wheel and the third driven belt wheel are positioned in the same vertical direction, so that the synchronous belt between the second driven belt wheel and the third driven belt wheel is vertically arranged;
the toothed plate and the pressing plate clamp a synchronous belt between the second driven belt wheel and the third driven belt wheel, so that the pressing plate can move up and down along with the synchronous belt;
the pressing plate is fixedly connected with the pressing foot driving block.
8. The novel machine head mechanism as claimed in claim 1, further comprising a main shaft belt, a main shaft driving pulley and a main shaft driven pulley, wherein the main shaft belt is sleeved on the main shaft driving pulley and the main shaft driven pulley, the main shaft driving pulley is fixed on the main shaft, and the main shaft driven pulley is fixed on the cam shaft, so that the cam shaft is driven by the main shaft to rotate.
9. The novel machine head mechanism as claimed in claim 8, further comprising a main shaft fixing seat and a second bearing, wherein an outer ring of the second bearing is fixedly connected with the main shaft fixing seat, an inner ring of the second bearing is fixedly connected with the main shaft, and the main shaft fixing seat is fixedly connected with the casing.
10. The novel machine head mechanism as claimed in claim 9, further comprising a main shaft belt tension wheel and a main shaft belt tension wheel seat, wherein the main shaft belt tension wheel is attached to the outer side of the main shaft belt and fixed on the main shaft belt tension wheel seat, and the main shaft belt tension wheel seat is fixedly connected with the main shaft fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685069.6U CN213681237U (en) | 2020-11-18 | 2020-11-18 | Novel aircraft nose mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685069.6U CN213681237U (en) | 2020-11-18 | 2020-11-18 | Novel aircraft nose mechanism |
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| CN213681237U true CN213681237U (en) | 2021-07-13 |
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| CN202022685069.6U Active CN213681237U (en) | 2020-11-18 | 2020-11-18 | Novel aircraft nose mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775181A (en) * | 2022-05-20 | 2022-07-22 | 浙江乐佳机电有限公司 | Full-independent control intelligent high-speed embroidery machine head |
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2020
- 2020-11-18 CN CN202022685069.6U patent/CN213681237U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775181A (en) * | 2022-05-20 | 2022-07-22 | 浙江乐佳机电有限公司 | Full-independent control intelligent high-speed embroidery machine head |
| CN114775181B (en) * | 2022-05-20 | 2023-11-07 | 浙江乐佳机电有限公司 | Full independent control intelligent high-speed embroidery aircraft nose |
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Effective date of registration: 20221130 Address after: 311,800 No. 9, Jinjin Road, Jianglong Industrial Park, Jiyang Street, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: ZHUJI MAYA ELECTRIC APPLIANCE MACHINERY Co.,Ltd. Address before: 311801 No.65, Yao village, Donghe village, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Ma Xiuzhen |